Adding upstream version 2:2.6.1.upstream/2%2.6.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

22 files changed, 11107 insertions, 0 deletions

diff --git a/src/Makemodule.am b/src/Makemodule.am
new file mode 100644
index 0000000..57fff40
--- /dev/null
+++ b/src/Makemodule.am
@@ -0,0 +1,118 @@
+# cryptsetup
+if CRYPTSETUP
+
+cryptsetup_SOURCES =		\
+	lib/utils_crypt.c	\
+	lib/utils_loop.c	\
+	lib/utils_io.c		\
+	lib/utils_blkid.c	\
+	src/utils_args.c	\
+	src/utils_tools.c	\
+	src/utils_password.c	\
+	src/utils_luks.c	\
+	src/utils_luks.h	\
+	src/utils_blockdev.c	\
+	src/utils_arg_names.h	\
+	src/utils_arg_macros.h	\
+	src/utils_reencrypt.c	\
+	src/utils_reencrypt_luks1.c	\
+	src/utils_progress.c	\
+	src/cryptsetup.c	\
+	src/cryptsetup.h	\
+	src/cryptsetup_args.h	\
+	src/cryptsetup_arg_list.h
+
+cryptsetup_LDADD = $(LDADD)	\
+	libcryptsetup.la	\
+	@POPT_LIBS@		\
+	@PWQUALITY_LIBS@	\
+	@PASSWDQC_LIBS@		\
+	@UUID_LIBS@		\
+	@BLKID_LIBS@
+
+sbin_PROGRAMS += cryptsetup
+
+if STATIC_TOOLS
+sbin_PROGRAMS += cryptsetup.static
+cryptsetup_static_SOURCES = $(cryptsetup_SOURCES)
+cryptsetup_static_LDFLAGS = $(AM_LDFLAGS) -all-static
+cryptsetup_static_LDADD =	\
+	$(cryptsetup_LDADD)	\
+	@CRYPTO_STATIC_LIBS@	\
+	@PWQUALITY_STATIC_LIBS@	\
+	@DEVMAPPER_STATIC_LIBS@
+endif
+endif
+
+# veritysetup
+if VERITYSETUP
+
+veritysetup_SOURCES =		\
+	lib/utils_crypt.c	\
+	lib/utils_loop.c	\
+	lib/utils_io.c		\
+	lib/utils_blkid.c	\
+	src/utils_args.c	\
+	src/utils_arg_names.h	\
+	src/utils_arg_macros.h	\
+	src/utils_tools.c	\
+	src/veritysetup.c	\
+	src/veritysetup_args.h	\
+	src/veritysetup_arg_list.h	\
+	src/cryptsetup.h
+
+veritysetup_LDADD = $(LDADD)	\
+	libcryptsetup.la	\
+	@POPT_LIBS@		\
+	@BLKID_LIBS@
+
+sbin_PROGRAMS += veritysetup
+
+if STATIC_TOOLS
+sbin_PROGRAMS += veritysetup.static
+veritysetup_static_SOURCES = $(veritysetup_SOURCES)
+veritysetup_static_LDFLAGS = $(AM_LDFLAGS) -all-static
+veritysetup_static_LDADD =	\
+	$(veritysetup_LDADD)	\
+	@CRYPTO_STATIC_LIBS@	\
+	@DEVMAPPER_STATIC_LIBS@
+endif
+endif
+
+# integritysetup
+if INTEGRITYSETUP
+
+integritysetup_SOURCES =	\
+	lib/utils_crypt.c	\
+	lib/utils_loop.c	\
+	lib/utils_io.c		\
+	lib/utils_blkid.c	\
+	src/utils_args.c	\
+	src/utils_arg_names.h	\
+	src/utils_arg_macros.h	\
+	src/utils_tools.c	\
+	src/utils_blockdev.c	\
+	src/utils_progress.c	\
+	src/integritysetup.c	\
+	src/integritysetup_args.h \
+	src/integritysetup_arg_list.h \
+	src/cryptsetup.h
+
+integritysetup_LDADD = $(LDADD)	\
+	libcryptsetup.la	\
+	@POPT_LIBS@		\
+	@UUID_LIBS@		\
+	@BLKID_LIBS@
+
+sbin_PROGRAMS += integritysetup
+
+if STATIC_TOOLS
+sbin_PROGRAMS += integritysetup.static
+integritysetup_static_SOURCES = $(integritysetup_SOURCES)
+integritysetup_static_LDFLAGS = $(AM_LDFLAGS) -all-static
+integritysetup_static_LDADD =	\
+	$(integritysetup_LDADD)	\
+	@CRYPTO_STATIC_LIBS@	\
+	@DEVMAPPER_STATIC_LIBS@
+endif
+endif
diff --git a/src/cryptsetup.c b/src/cryptsetup.c
new file mode 100644
index 0000000..e387c1c
--- /dev/null
+++ b/src/cryptsetup.c
@@ -0,0 +1,3603 @@
+/*
+ * cryptsetup - setup cryptographic volumes for dm-crypt
+ *
+ * Copyright (C) 2004 Jana Saout <jana@saout.de>
+ * Copyright (C) 2004-2007 Clemens Fruhwirth <clemens@endorphin.org>
+ * Copyright (C) 2009-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <uuid/uuid.h>
+
+#include "cryptsetup.h"
+#include "cryptsetup_args.h"
+#include "utils_luks.h"
+
+static char *keyfiles[MAX_KEYFILES];
+static char *keyfile_stdin = NULL;
+
+static int keyfiles_count = 0;
+int64_t data_shift = 0;
+
+const char *device_type = "luks";
+const char *set_pbkdf = NULL;
+
+static const char **action_argv;
+static int action_argc;
+static const char *null_action_argv[] = {NULL, NULL};
+static int total_keyfiles = 0;
+
+static struct tools_log_params log_parms;
+
+struct tools_arg tool_core_args[] = { { NULL, false, CRYPT_ARG_BOOL }, /* leave unused due to popt library */
+#define ARG(A, B, C, D, E, F, G, H) { A, false, F, G, H },
+#include "cryptsetup_arg_list.h"
+#undef ARG
+};
+
+void tools_cleanup(void)
+{
+	tools_args_free(tool_core_args, ARRAY_SIZE(tool_core_args));
+
+	FREE_AND_NULL(keyfile_stdin);
+
+	while (keyfiles_count)
+		free(keyfiles[--keyfiles_count]);
+
+	total_keyfiles = 0;
+}
+
+static const char *uuid_or_device_header(const char **data_device)
+{
+	if (data_device)
+		*data_device = ARG_SET(OPT_HEADER_ID) ? action_argv[0] : NULL;
+
+	return uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[0]);
+}
+
+static bool isLUKS(const char *type)
+{
+	return isLUKS2(type) || isLUKS1(type);
+}
+
+static int _set_keyslot_encryption_params(struct crypt_device *cd)
+{
+	const char *type = crypt_get_type(cd);
+
+	if (!ARG_SET(OPT_KEYSLOT_KEY_SIZE_ID) && !ARG_SET(OPT_KEYSLOT_CIPHER_ID))
+		return 0;
+
+	if (!isLUKS2(type)) {
+		log_err(_("Keyslot encryption parameters can be set only for LUKS2 device."));
+		return -EINVAL;
+	}
+
+	return crypt_keyslot_set_encryption(cd, ARG_STR(OPT_KEYSLOT_CIPHER_ID), ARG_UINT32(OPT_KEYSLOT_KEY_SIZE_ID) / 8);
+}
+
+static int _try_token_pin_unlock(struct crypt_device *cd,
+				 int token_id,
+				 const char *activated_name,
+				 const char *token_type,
+				 uint32_t activate_flags,
+				 int tries,
+				 bool activation)
+{
+	size_t pin_len;
+	char msg[64], *pin = NULL;
+	int r;
+
+	assert(tries >= 1);
+	assert(token_id >= 0 || token_id == CRYPT_ANY_TOKEN);
+
+	if (token_id == CRYPT_ANY_TOKEN)
+		r = snprintf(msg, sizeof(msg), _("Enter token PIN: "));
+	else
+		r = snprintf(msg, sizeof(msg), _("Enter token %d PIN: "), token_id);
+	if (r < 0 || (size_t)r >= sizeof(msg))
+		return -EINVAL;
+
+	do {
+		r = tools_get_key(msg, &pin, &pin_len, 0, 0, NULL,
+				ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+		if (r < 0)
+			break;
+
+		if (activation)
+			r = crypt_activate_by_token_pin(cd, activated_name, token_type,
+							token_id, pin, pin_len, NULL,
+							activate_flags);
+		else
+			r = crypt_resume_by_token_pin(cd, activated_name, token_type,
+						      token_id, pin, pin_len, NULL);
+		crypt_safe_free(pin);
+		pin = NULL;
+		tools_keyslot_msg(r, UNLOCKED);
+		tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), token_id, true);
+		check_signal(&r);
+	} while (r == -ENOANO && (--tries > 0));
+
+	return r;
+}
+
+static int action_open_plain(void)
+{
+	struct crypt_device *cd = NULL, *cd1 = NULL;
+	const char *pcipher, *pmode;
+	char *msg, cipher[MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
+	struct crypt_active_device cad;
+	struct crypt_params_plain params = {
+		.hash = ARG_SET(OPT_HASH_ID) ? ARG_STR(OPT_HASH_ID) : DEFAULT_PLAIN_HASH,
+		.skip = ARG_UINT64(OPT_SKIP_ID),
+		.offset = ARG_UINT64(OPT_OFFSET_ID),
+		.sector_size = ARG_UINT32(OPT_SECTOR_SIZE_ID) ?: SECTOR_SIZE
+	};
+	char *password = NULL;
+	const char *activated_name = NULL;
+	size_t passwordLen, key_size_max, signatures = 0,
+	       key_size = (ARG_UINT32(OPT_KEY_SIZE_ID) ?: DEFAULT_PLAIN_KEYBITS) / 8;
+	uint32_t activate_flags = 0;
+	int r;
+
+	r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID) ?: DEFAULT_CIPHER(PLAIN),
+				      cipher, NULL, cipher_mode);
+	if (r < 0) {
+		log_err(_("No known cipher specification pattern detected."));
+		goto out;
+	}
+
+	/* FIXME: temporary hack, no hashing for keyfiles in plain mode */
+	if (ARG_SET(OPT_KEY_FILE_ID) && !tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID))) {
+		params.hash = NULL;
+		if (!ARG_SET(OPT_BATCH_MODE_ID) && ARG_SET(OPT_HASH_ID))
+			log_std(_("WARNING: The --hash parameter is being ignored "
+				 "in plain mode with keyfile specified.\n"));
+	}
+
+	if (params.hash && !strcmp(params.hash, "plain"))
+		params.hash = NULL;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !params.hash && ARG_SET(OPT_KEY_FILE_ID) && !tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)) && ARG_SET(OPT_KEYFILE_SIZE_ID))
+		log_std(_("WARNING: The --keyfile-size option is being ignored, "
+			 "the read size is the same as the encryption key size.\n"));
+
+	if (ARG_SET(OPT_REFRESH_ID)) {
+		activated_name = action_argc > 1 ? action_argv[1] : action_argv[0];
+		r = crypt_init_by_name_and_header(&cd1, activated_name, NULL);
+		if (r)
+			goto out;
+		r = crypt_get_active_device(cd1, activated_name, &cad);
+		if (r)
+			goto out;
+
+		/* copy known parameters from existing device */
+		params.skip = crypt_get_iv_offset(cd1);
+		params.offset = crypt_get_data_offset(cd1);
+		params.size = cad.size;
+		params.sector_size = crypt_get_sector_size(cd1);
+		key_size = crypt_get_volume_key_size(cd1);
+
+		if ((r = crypt_init(&cd, crypt_get_device_name(cd1))))
+			goto out;
+
+		activate_flags |= CRYPT_ACTIVATE_REFRESH;
+
+		pcipher = crypt_get_cipher(cd1);
+		pmode = crypt_get_cipher_mode(cd1);
+	} else {
+		activated_name = action_argv[1];
+		if ((r = crypt_init(&cd, action_argv[0])))
+			goto out;
+
+		/* Skip blkid scan when activating plain device with offset */
+		if (!ARG_UINT64(OPT_OFFSET_ID)) {
+			/* Print all present signatures in read-only mode */
+			r = tools_detect_signatures(action_argv[0], PRB_FILTER_NONE, &signatures, ARG_SET(OPT_BATCH_MODE_ID));
+			if (r < 0)
+				goto out;
+		}
+
+		if (signatures && !ARG_SET(OPT_BATCH_MODE_ID)) {
+			r = asprintf(&msg, _("Detected device signature(s) on %s. Proceeding further may damage existing data."), action_argv[0]);
+			if (r == -1) {
+				r = -ENOMEM;
+				goto out;
+			}
+
+			r = yesDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+			free(msg);
+			if (r < 0)
+				goto out;
+		}
+
+		pcipher = cipher;
+		pmode = cipher_mode;
+	}
+
+	if (ARG_SET(OPT_DEVICE_SIZE_ID))
+		params.size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE;
+	else if (ARG_SET(OPT_SIZE_ID))
+		params.size = ARG_UINT64(OPT_SIZE_ID);
+
+	r = crypt_format(cd, CRYPT_PLAIN,
+			 pcipher, pmode,
+			 NULL, NULL,
+			 key_size,
+			 &params);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+
+	if (ARG_SET(OPT_SHARED_ID))
+		activate_flags |= CRYPT_ACTIVATE_SHARED;
+
+	set_activation_flags(&activate_flags);
+
+	if (!tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID))) {
+		/* If no hash, key is read directly, read size is always key_size
+		 * (possible --keyfile_size is ignored.
+		 * If hash is specified, --keyfile_size is applied.
+		 * The --keyfile_offset is applied always.
+		 */
+		key_size_max = params.hash ? ARG_UINT32(OPT_KEYFILE_SIZE_ID) : key_size;
+		r = crypt_activate_by_keyfile_device_offset(cd, action_argv[1],
+			CRYPT_ANY_SLOT, ARG_STR(OPT_KEY_FILE_ID), key_size_max,
+			ARG_UINT64(OPT_KEYFILE_OFFSET_ID), activate_flags);
+	} else {
+		key_size_max = (ARG_SET(OPT_KEY_FILE_ID) && !params.hash) ? key_size : ARG_UINT32(OPT_KEYFILE_SIZE_ID);
+		r = tools_get_key(NULL, &password, &passwordLen,
+				  ARG_UINT64(OPT_KEYFILE_OFFSET_ID), key_size_max,
+				  ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+				  verify_passphrase(0), 0, cd);
+		if (r < 0)
+			goto out;
+
+		r = crypt_activate_by_passphrase(cd, activated_name,
+			CRYPT_ANY_SLOT, password, passwordLen, activate_flags);
+	}
+out:
+	crypt_free(cd);
+	crypt_free(cd1);
+	crypt_safe_free(password);
+
+	return r;
+}
+
+static int action_open_loopaes(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_loopaes params = {
+		.hash = ARG_STR(OPT_HASH_ID),
+		.offset = ARG_UINT64(OPT_OFFSET_ID),
+		.skip = ARG_SET(OPT_SKIP_ID) ? ARG_UINT64(OPT_SKIP_ID) : ARG_UINT64(OPT_OFFSET_ID)
+	};
+	unsigned int key_size = (ARG_UINT32(OPT_KEY_SIZE_ID) ?: DEFAULT_LOOPAES_KEYBITS) / 8;
+	uint32_t activate_flags = 0;
+	const char *activated_name = NULL;
+	int r;
+
+	if (!ARG_SET(OPT_KEY_FILE_ID)) {
+		log_err(_("Option --key-file is required."));
+		return -EINVAL;
+	}
+
+	if (ARG_SET(OPT_REFRESH_ID)) {
+		activated_name = action_argc > 1 ? action_argv[1] : action_argv[0];
+		if ((r = crypt_init_by_name(&cd, activated_name)))
+			goto out;
+		activate_flags |= CRYPT_ACTIVATE_REFRESH;
+	} else {
+		activated_name = action_argv[1];
+		if ((r = crypt_init(&cd, action_argv[0])))
+			goto out;
+
+		r = crypt_format(cd, CRYPT_LOOPAES, ARG_STR(OPT_CIPHER_ID) ?: DEFAULT_LOOPAES_CIPHER,
+				 NULL, NULL, NULL, key_size, &params);
+		check_signal(&r);
+		if (r < 0)
+			goto out;
+	}
+
+	set_activation_flags(&activate_flags);
+
+	r = crypt_activate_by_keyfile_device_offset(cd, activated_name, CRYPT_ANY_SLOT,
+		tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)) ? "/dev/stdin" : ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+		ARG_UINT64(OPT_KEYFILE_OFFSET_ID), activate_flags);
+out:
+	crypt_free(cd);
+
+	return r;
+}
+
+static int tcrypt_load(struct crypt_device *cd, struct crypt_params_tcrypt *params)
+{
+	int r, tries, eperm = 0;
+
+	tries = set_tries_tty();
+	do {
+		/* TCRYPT header is encrypted, get passphrase now */
+		r = tools_get_key(NULL, CONST_CAST(char**)&params->passphrase,
+				  &params->passphrase_size, 0, 0, keyfile_stdin, ARG_UINT32(OPT_TIMEOUT_ID),
+				 verify_passphrase(0), 0, cd);
+		if (r < 0)
+			continue;
+
+		if (ARG_SET(OPT_VERACRYPT_QUERY_PIM_ID)) {
+			char *tmp_pim_nptr = NULL;
+			char *tmp_pim_end = NULL;
+			size_t tmp_pim_size = 0;
+			unsigned long long tmp_pim_ull = 0;
+
+			r = tools_get_key(_("Enter VeraCrypt PIM: "),
+					&tmp_pim_nptr,
+					&tmp_pim_size, 0, 0, keyfile_stdin, ARG_UINT32(OPT_TIMEOUT_ID),
+					verify_passphrase(0), 0, cd);
+			if (r < 0)
+				continue;
+
+			tmp_pim_ull = strtoull(tmp_pim_nptr, &tmp_pim_end, 10);
+			if (*tmp_pim_nptr == '\0' || !tmp_pim_end || *tmp_pim_end != '\0') {
+				log_err(_("Invalid PIM value: parse error."));
+				r = -EINVAL;
+			} else if (tmp_pim_ull == 0) {
+				log_err(_("Invalid PIM value: 0."));
+				r = -EINVAL;
+			} else if (tmp_pim_ull > UINT32_MAX) {
+				log_err(_("Invalid PIM value: outside of range."));
+				r = -ERANGE;
+			}
+			crypt_safe_free(tmp_pim_nptr);
+			if (r < 0)
+				continue;
+
+			params->veracrypt_pim = (uint32_t)tmp_pim_ull;
+			crypt_safe_memzero(&tmp_pim_ull, sizeof(tmp_pim_ull));
+		}
+
+		if (ARG_SET(OPT_TCRYPT_HIDDEN_ID))
+			params->flags |= CRYPT_TCRYPT_HIDDEN_HEADER;
+
+		if (ARG_SET(OPT_TCRYPT_SYSTEM_ID))
+			params->flags |= CRYPT_TCRYPT_SYSTEM_HEADER;
+
+		if (ARG_SET(OPT_TCRYPT_BACKUP_ID))
+			params->flags |= CRYPT_TCRYPT_BACKUP_HEADER;
+
+		r = crypt_load(cd, CRYPT_TCRYPT, params);
+
+		if (r == -EPERM) {
+			log_err(_("No device header detected with this passphrase."));
+			eperm = 1;
+		}
+
+		if (r < 0) {
+			crypt_safe_free(CONST_CAST(char*)params->passphrase);
+			params->passphrase = NULL;
+			params->passphrase_size = 0;
+		}
+		check_signal(&r);
+	} while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+
+	/* Report wrong passphrase if at least one try failed */
+	if (eperm && r == -EPIPE)
+		r = -EPERM;
+
+	return r;
+}
+
+static int action_open_tcrypt(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_tcrypt params = {
+		.keyfiles = CONST_CAST(const char **)keyfiles,
+		.keyfiles_count = keyfiles_count,
+		.flags = CRYPT_TCRYPT_LEGACY_MODES |
+			 (ARG_SET(OPT_DISABLE_VERACRYPT_ID) ? 0 : CRYPT_TCRYPT_VERA_MODES),
+		.veracrypt_pim = ARG_UINT32(OPT_VERACRYPT_PIM_ID),
+		.hash_name = ARG_STR(OPT_HASH_ID),
+		.cipher = ARG_STR(OPT_CIPHER_ID),
+	};
+	const char *activated_name;
+	uint32_t activate_flags = 0;
+	int r;
+
+	activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
+
+	r = crypt_init_data_device(&cd, ARG_STR(OPT_HEADER_ID) ?: action_argv[0], action_argv[0]);
+	if (r < 0)
+		goto out;
+
+	r = tcrypt_load(cd, &params);
+	if (r < 0)
+		goto out;
+
+	set_activation_flags(&activate_flags);
+
+	if (activated_name)
+		r = crypt_activate_by_volume_key(cd, activated_name, NULL, 0, activate_flags);
+out:
+	crypt_free(cd);
+	crypt_safe_free(CONST_CAST(char*)params.passphrase);
+	crypt_safe_memzero(&params.veracrypt_pim, sizeof(params.veracrypt_pim));
+	return r;
+}
+
+static int action_open_bitlk(void)
+{
+	struct crypt_device *cd = NULL;
+	const char *activated_name;
+	uint32_t activate_flags = 0;
+	int r, tries, keysize;
+	char *password = NULL;
+	char *key = NULL;
+	size_t passwordLen;
+
+	activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
+
+	if ((r = crypt_init(&cd, action_argv[0])))
+		goto out;
+
+	r = crypt_load(cd, CRYPT_BITLK, NULL);
+	if (r < 0) {
+		log_err(_("Device %s is not a valid BITLK device."), action_argv[0]);
+		goto out;
+	}
+	set_activation_flags(&activate_flags);
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		keysize = crypt_get_volume_key_size(cd);
+		if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+			log_err(_("Cannot determine volume key size for BITLK, please use --key-size option."));
+			r = -EINVAL;
+			goto out;
+		} else if (!keysize)
+			keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+		if (r < 0)
+			goto out;
+		r = crypt_activate_by_volume_key(cd, activated_name,
+						 key, keysize, activate_flags);
+	} else {
+		tries = set_tries_tty();
+		do {
+			r = tools_get_key(NULL, &password, &passwordLen,
+					ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+					ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+			if (r < 0)
+				goto out;
+
+			r = crypt_activate_by_passphrase(cd, activated_name, CRYPT_ANY_SLOT,
+							password, passwordLen, activate_flags);
+			tools_passphrase_msg(r);
+			check_signal(&r);
+			crypt_safe_free(password);
+			password = NULL;
+		} while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+	}
+out:
+	crypt_safe_free(password);
+	crypt_safe_free(key);
+	crypt_free(cd);
+	return r;
+}
+
+static int tcryptDump_with_volume_key(struct crypt_device *cd)
+{
+	char *vk = NULL;
+	size_t vk_size;
+	int r;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+	    _("Header dump with volume key is sensitive information\n"
+	      "which allows access to encrypted partition without passphrase.\n"
+	      "This dump should be always stored encrypted on safe place."),
+	      NULL))
+		return -EPERM;
+
+	vk_size = crypt_get_volume_key_size(cd);
+	vk = crypt_safe_alloc(vk_size);
+	if (!vk)
+		return -ENOMEM;
+
+	r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size, NULL, 0);
+	if (r < 0)
+		goto out;
+
+	log_std("TCRYPT header information for %s\n", crypt_get_device_name(cd));
+	log_std("Cipher chain:  \t%s\n", crypt_get_cipher(cd));
+	log_std("Cipher mode:   \t%s\n", crypt_get_cipher_mode(cd));
+	log_std("Payload offset:\t%d\n", (int)crypt_get_data_offset(cd));
+	log_std("MK bits:       \t%d\n", (int)vk_size * 8);
+	log_std("MK dump:\t");
+	crypt_log_hex(NULL, vk, vk_size, " ", 16, "\n\t\t");
+	log_std("\n");
+out:
+	crypt_safe_free(vk);
+	return r;
+}
+
+static int action_tcryptDump(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_tcrypt params = {
+		.keyfiles = CONST_CAST(const char **)keyfiles,
+		.keyfiles_count = keyfiles_count,
+		.flags = CRYPT_TCRYPT_LEGACY_MODES |
+			 (ARG_SET(OPT_DISABLE_VERACRYPT_ID) ? 0: CRYPT_TCRYPT_VERA_MODES),
+		.veracrypt_pim = ARG_UINT32(OPT_VERACRYPT_PIM_ID),
+		.hash_name = ARG_STR(OPT_HASH_ID),
+		.cipher = ARG_STR(OPT_CIPHER_ID),
+	};
+	int r;
+	r = crypt_init_data_device(&cd, ARG_STR(OPT_HEADER_ID) ?: action_argv[0], action_argv[0]);
+	if (r < 0)
+		goto out;
+
+	r = tcrypt_load(cd, &params);
+	if (r < 0)
+		goto out;
+
+	if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+		r = tcryptDump_with_volume_key(cd);
+	else
+		r = crypt_dump(cd);
+out:
+	crypt_free(cd);
+	crypt_safe_free(CONST_CAST(char*)params.passphrase);
+	return r;
+}
+
+static int bitlkDump_with_volume_key(struct crypt_device *cd)
+{
+	char *vk = NULL, *password = NULL;
+	size_t passwordLen = 0;
+	size_t vk_size;
+	int r;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+	    _("The header dump with volume key is sensitive information\n"
+	      "that allows access to encrypted partition without a passphrase.\n"
+	      "This dump should be stored encrypted in a safe place."),
+	      NULL))
+		return -EPERM;
+
+	vk_size = crypt_get_volume_key_size(cd);
+	vk = crypt_safe_alloc(vk_size);
+	if (!vk)
+		return -ENOMEM;
+
+	r = tools_get_key(NULL, &password, &passwordLen,
+			  ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+			  ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size,
+				 password, passwordLen);
+	tools_passphrase_msg(r);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+	tools_keyslot_msg(r, UNLOCKED);
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), vk, vk_size);
+		if (r < 0)
+			goto out;
+	}
+
+	log_std("BITLK header information for %s\n", crypt_get_device_name(cd));
+	log_std("Cipher name:   \t%s\n", crypt_get_cipher(cd));
+	log_std("Cipher mode:   \t%s\n", crypt_get_cipher_mode(cd));
+	log_std("UUID:          \t%s\n", crypt_get_uuid(cd));
+	log_std("MK bits:       \t%d\n", (int)vk_size * 8);
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		log_std("Key stored to file %s.\n", ARG_STR(OPT_VOLUME_KEY_FILE_ID));
+		goto out;
+	}
+	log_std("MK dump:\t");
+	crypt_log_hex(NULL, vk, vk_size, " ", 16, "\n\t\t");
+	log_std("\n");
+out:
+	crypt_safe_free(password);
+	crypt_safe_free(vk);
+	return r;
+}
+
+static int action_bitlkDump(void)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+
+	if ((r = crypt_init(&cd, action_argv[0])))
+		goto out;
+
+	r = crypt_load(cd, CRYPT_BITLK, NULL);
+	if (r < 0) {
+		log_err(_("Device %s is not a valid BITLK device."), action_argv[0]);
+		goto out;
+	}
+
+	if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+		r = bitlkDump_with_volume_key(cd);
+	else
+		r = crypt_dump(cd);
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int fvault2Dump_with_volume_key(struct crypt_device *cd)
+{
+	char *vk = NULL;
+	char *password = NULL;
+	size_t vk_size = 0;
+	size_t pass_len = 0;
+	int r = 0;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+	    _("The header dump with volume key is sensitive information\n"
+	      "that allows access to encrypted partition without a passphrase.\n"
+	      "This dump should be stored encrypted in a safe place."),
+	      NULL))
+		return -EPERM;
+
+	vk_size = crypt_get_volume_key_size(cd);
+	vk = crypt_safe_alloc(vk_size);
+	if (vk == NULL)
+		return -ENOMEM;
+
+	r = tools_get_key(NULL, &password, &pass_len,
+		ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+		ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size, password, pass_len);
+	tools_passphrase_msg(r);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+
+	tools_keyslot_msg(r, UNLOCKED);
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), vk, vk_size);
+		if (r < 0)
+			goto out;
+	}
+
+	r = crypt_dump(cd);
+	if (r < 0)
+		goto out;
+
+	log_std("Volume key:       \t");
+	crypt_log_hex(cd, vk, vk_size, " ", 0, NULL);
+	log_std("\n");
+out:
+	crypt_safe_free(password);
+	crypt_safe_free(vk);
+	return r;
+}
+
+static int action_fvault2Dump(void)
+{
+	struct crypt_device *cd = NULL;
+	int r = 0;
+
+	r = crypt_init(&cd, action_argv[0]);
+	if (r < 0)
+		goto out;
+
+	r = crypt_load(cd, CRYPT_FVAULT2, NULL);
+	if (r < 0) {
+		log_err(_("Device %s is not a valid FVAULT2 device."), action_argv[0]);
+		goto out;
+	}
+
+	if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+		r = fvault2Dump_with_volume_key(cd);
+	else
+		r = crypt_dump(cd);
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int action_open_fvault2(void)
+{
+	struct crypt_device *cd = NULL;
+	const char *activated_name;
+	uint32_t activate_flags = 0;
+	int r, tries, keysize;
+	char *password = NULL;
+	char *key = NULL;
+	size_t passwordLen;
+
+	activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
+
+	if ((r = crypt_init(&cd, action_argv[0])))
+		goto out;
+
+	r = crypt_load(cd, CRYPT_FVAULT2, NULL);
+	if (r < 0) {
+		log_err(_("Device %s is not a valid FVAULT2 device."), action_argv[0]);
+		goto out;
+	}
+	set_activation_flags(&activate_flags);
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		keysize = crypt_get_volume_key_size(cd);
+		if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+			log_err(_("Cannot determine volume key size for FVAULT2, please use --key-size option."));
+			r = -EINVAL;
+			goto out;
+		} else if (!keysize)
+			keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+		if (r < 0)
+			goto out;
+		r = crypt_activate_by_volume_key(cd, activated_name, key, keysize, activate_flags);
+	} else {
+		tries = set_tries_tty();
+		do {
+			r = tools_get_key(NULL, &password, &passwordLen,
+				ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+				ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+				verify_passphrase(0), 0, cd);
+			if (r < 0)
+				goto out;
+
+			r = crypt_activate_by_passphrase(cd, activated_name, CRYPT_ANY_SLOT,
+				password, passwordLen, activate_flags);
+			tools_passphrase_msg(r);
+			check_signal(&r);
+			crypt_safe_free(password);
+			password = NULL;
+		} while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+	}
+out:
+	crypt_safe_free(password);
+	crypt_safe_free(key);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_close(void)
+{
+	struct crypt_device *cd = NULL;
+	crypt_status_info ci;
+	uint32_t flags = 0;
+	int r;
+
+	if (ARG_SET(OPT_DEFERRED_ID))
+		flags |= CRYPT_DEACTIVATE_DEFERRED;
+	if (ARG_SET(OPT_CANCEL_DEFERRED_ID))
+		flags |= CRYPT_DEACTIVATE_DEFERRED_CANCEL;
+
+	r = crypt_init_by_name_and_header(&cd, action_argv[0], ARG_STR(OPT_HEADER_ID));
+	if (r == 0)
+		r = crypt_deactivate_by_name(cd, action_argv[0], flags);
+
+	if (!r && ARG_SET(OPT_DEFERRED_ID)) {
+		ci = crypt_status(cd, action_argv[0]);
+		if (ci == CRYPT_ACTIVE || ci == CRYPT_BUSY)
+			log_std(_("Device %s is still active and scheduled for deferred removal.\n"),
+				  action_argv[0]);
+	}
+
+	crypt_free(cd);
+	return r;
+}
+
+static int action_resize(void)
+{
+	int r;
+	size_t passwordLen;
+	struct crypt_active_device cad;
+	uint64_t dev_size = 0;
+	char *password = NULL;
+	struct crypt_device *cd = NULL;
+
+	r = crypt_init_by_name_and_header(&cd, action_argv[0], ARG_STR(OPT_HEADER_ID));
+	if (r)
+		goto out;
+
+	/* FIXME: LUKS2 may enforce fixed size and it must not be changed */
+	r = crypt_get_active_device(cd, action_argv[0], &cad);
+	if (r)
+		goto out;
+
+	if (ARG_SET(OPT_DEVICE_SIZE_ID))
+		dev_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE;
+	else if (ARG_SET(OPT_SIZE_ID))
+		dev_size = ARG_UINT64(OPT_SIZE_ID);
+
+	if (cad.flags & CRYPT_ACTIVATE_KEYRING_KEY) {
+		if (ARG_SET(OPT_DISABLE_KEYRING_ID)) {
+			r = -EINVAL;
+			log_err(_("Resize of active device requires volume key "
+				  "in keyring but --disable-keyring option is set."));
+				goto out;
+		}
+
+		/* try load VK in kernel keyring using token */
+		r = crypt_activate_by_token_pin(cd, NULL, ARG_STR(OPT_TOKEN_TYPE_ID),
+						ARG_INT32(OPT_TOKEN_ID_ID), NULL, 0, NULL,
+						CRYPT_ACTIVATE_KEYRING_KEY);
+		tools_keyslot_msg(r, UNLOCKED);
+		tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), ARG_INT32(OPT_TOKEN_ID_ID), false);
+
+		/* Token requires PIN. Ask if there is evident preference for tokens */
+		if (r == -ENOANO && (ARG_SET(OPT_TOKEN_ONLY_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) ||
+				     ARG_SET(OPT_TOKEN_ID_ID)))
+			r = _try_token_pin_unlock(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL, ARG_STR(OPT_TOKEN_TYPE_ID), CRYPT_ACTIVATE_KEYRING_KEY, 1, true);
+
+		if (r >= 0 || quit || ARG_SET(OPT_TOKEN_ONLY_ID))
+			goto out;
+
+		r = tools_get_key(NULL, &password, &passwordLen,
+				  ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+				  ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+		if (r < 0)
+			goto out;
+
+		r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+						 password, passwordLen,
+						 CRYPT_ACTIVATE_KEYRING_KEY);
+		tools_passphrase_msg(r);
+		tools_keyslot_msg(r, UNLOCKED);
+	}
+
+out:
+	if (r >= 0)
+		r = crypt_resize(cd, action_argv[0], dev_size);
+
+	crypt_safe_free(password);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_status(void)
+{
+	crypt_status_info ci;
+	crypt_reencrypt_info ri;
+	struct crypt_active_device cad;
+	struct crypt_params_integrity ip = {};
+	struct crypt_device *cd = NULL;
+	char *backing_file;
+	const char *device;
+	int path = 0, r = 0;
+
+	/* perhaps a path, not a dm device name */
+	if (strchr(action_argv[0], '/'))
+		path = 1;
+
+	ci = crypt_status(NULL, action_argv[0]);
+	switch (ci) {
+	case CRYPT_INVALID:
+		r = -EINVAL;
+		break;
+	case CRYPT_INACTIVE:
+		if (path)
+			log_std("%s is inactive.\n", action_argv[0]);
+		else
+			log_std("%s/%s is inactive.\n", crypt_get_dir(), action_argv[0]);
+		r = -ENODEV;
+		break;
+	case CRYPT_ACTIVE:
+	case CRYPT_BUSY:
+		if (path)
+			log_std("%s is active%s.\n", action_argv[0],
+				ci == CRYPT_BUSY ? " and is in use" : "");
+		else
+			log_std("%s/%s is active%s.\n", crypt_get_dir(), action_argv[0],
+				ci == CRYPT_BUSY ? " and is in use" : "");
+
+		r = crypt_init_by_name_and_header(&cd, action_argv[0], ARG_STR(OPT_HEADER_ID));
+		if (r < 0)
+			goto out;
+
+		log_std("  type:    %s\n", crypt_get_type(cd) ?: "n/a");
+
+		/* Print only CRYPT type devices */
+		if (!crypt_get_cipher(cd))
+			goto out;
+
+		ri = crypt_reencrypt_status(cd, NULL);
+		if (ri > CRYPT_REENCRYPT_NONE && ri < CRYPT_REENCRYPT_INVALID)
+			log_std("  reencryption:  in-progress\n");
+
+		r = crypt_get_active_device(cd, action_argv[0], &cad);
+		if (r < 0)
+			goto out;
+
+		r = crypt_get_integrity_info(cd, &ip);
+		if (r < 0 && r != -ENOTSUP)
+			goto out;
+
+		log_std("  cipher:  %s-%s\n", crypt_get_cipher(cd), crypt_get_cipher_mode(cd));
+		log_std("  keysize: %d bits\n", crypt_get_volume_key_size(cd) * 8);
+		log_std("  key location: %s\n", (cad.flags & CRYPT_ACTIVATE_KEYRING_KEY) ? "keyring" : "dm-crypt");
+		if (ip.integrity)
+			log_std("  integrity: %s\n", ip.integrity);
+		if (ip.integrity_key_size)
+			log_std("  integrity keysize: %d bits\n", ip.integrity_key_size * 8);
+		device = crypt_get_device_name(cd);
+		log_std("  device:  %s\n", device);
+		if ((backing_file = crypt_loop_backing_file(device))) {
+			log_std("  loop:    %s\n", backing_file);
+			free(backing_file);
+		}
+		log_std("  sector size:  %d\n", crypt_get_sector_size(cd));
+		log_std("  offset:  %" PRIu64 " sectors\n", cad.offset);
+		log_std("  size:    %" PRIu64 " sectors\n", cad.size);
+		if (cad.iv_offset)
+			log_std("  skipped: %" PRIu64 " sectors\n", cad.iv_offset);
+		log_std("  mode:    %s%s\n", cad.flags & CRYPT_ACTIVATE_READONLY ?
+					   "readonly" : "read/write",
+					   (cad.flags & CRYPT_ACTIVATE_SUSPENDED) ? " (suspended)" : "");
+		if (cad.flags & (CRYPT_ACTIVATE_ALLOW_DISCARDS|
+				 CRYPT_ACTIVATE_SAME_CPU_CRYPT|
+				 CRYPT_ACTIVATE_SUBMIT_FROM_CRYPT_CPUS|
+				 CRYPT_ACTIVATE_NO_READ_WORKQUEUE|
+				 CRYPT_ACTIVATE_NO_WRITE_WORKQUEUE))
+			log_std("  flags:   %s%s%s%s%s\n",
+				(cad.flags & CRYPT_ACTIVATE_ALLOW_DISCARDS) ? "discards " : "",
+				(cad.flags & CRYPT_ACTIVATE_SAME_CPU_CRYPT) ? "same_cpu_crypt " : "",
+				(cad.flags & CRYPT_ACTIVATE_SUBMIT_FROM_CRYPT_CPUS) ? "submit_from_crypt_cpus " : "",
+				(cad.flags & CRYPT_ACTIVATE_NO_READ_WORKQUEUE) ? "no_read_workqueue " : "",
+				(cad.flags & CRYPT_ACTIVATE_NO_WRITE_WORKQUEUE) ? "no_write_workqueue" : "");
+	}
+out:
+	crypt_free(cd);
+	if (r == -ENOTSUP)
+		r = 0;
+	return r;
+}
+
+static int benchmark_callback(uint32_t time_ms, void *usrptr)
+{
+	struct crypt_pbkdf_type *pbkdf = usrptr;
+	int r = 0;
+
+	check_signal(&r);
+	if (r)
+		log_err(_("Benchmark interrupted."));
+	else
+		log_dbg("PBKDF benchmark: memory cost = %u, iterations = %u, "
+			"threads = %u (took %u ms)", pbkdf->max_memory_kb,
+			pbkdf->iterations, pbkdf->parallel_threads, time_ms);
+	return r;
+}
+
+static int action_benchmark_kdf(const char *kdf, const char *hash, size_t key_size)
+{
+	int r;
+	if (!strcmp(kdf, CRYPT_KDF_PBKDF2)) {
+		struct crypt_pbkdf_type pbkdf = {
+			.type = CRYPT_KDF_PBKDF2,
+			.hash = hash,
+			.time_ms = 1000,
+		};
+
+		r = crypt_benchmark_pbkdf(NULL, &pbkdf, "foobarfo", 8, "0123456789abcdef", 16, key_size,
+					&benchmark_callback, &pbkdf);
+		if (r < 0)
+			log_std(_("PBKDF2-%-9s     N/A\n"), hash);
+		else
+			log_std(_("PBKDF2-%-9s %7u iterations per second for %zu-bit key\n"),
+				hash, pbkdf.iterations, key_size * 8);
+	} else {
+		struct crypt_pbkdf_type pbkdf = {
+			.type = kdf,
+			.time_ms = ARG_UINT32(OPT_ITER_TIME_ID) ?: DEFAULT_LUKS2_ITER_TIME,
+			.max_memory_kb = ARG_UINT32(OPT_PBKDF_MEMORY_ID),
+			.parallel_threads = ARG_UINT32(OPT_PBKDF_PARALLEL_ID)
+		};
+
+		r = crypt_benchmark_pbkdf(NULL, &pbkdf, "foobarfo", 8,
+			"0123456789abcdef0123456789abcdef", 32,
+			key_size, &benchmark_callback, &pbkdf);
+		if (r < 0)
+			log_std(_("%-10s N/A\n"), kdf);
+		else
+			log_std(_("%-10s %4u iterations, %5u memory, "
+				"%1u parallel threads (CPUs) for "
+				"%zu-bit key (requested %u ms time)\n"), kdf,
+				pbkdf.iterations, pbkdf.max_memory_kb, pbkdf.parallel_threads,
+				key_size * 8, pbkdf.time_ms);
+	}
+
+	return r;
+}
+
+static int benchmark_cipher_loop(const char *cipher, const char *cipher_mode,
+				 size_t volume_key_size,
+				 double *encryption_mbs, double *decryption_mbs)
+{
+	int r, buffer_size = 1024 * 1024;
+
+	do {
+		r = crypt_benchmark(NULL, cipher, cipher_mode,
+				    volume_key_size, 0, buffer_size,
+				    encryption_mbs, decryption_mbs);
+		if (r == -ERANGE) {
+			if (buffer_size < 1024 * 1024 * 65)
+				buffer_size *= 2;
+			else {
+				log_err(_("Result of benchmark is not reliable."));
+				r = -ENOENT;
+			}
+		}
+	} while (r == -ERANGE);
+
+	return r;
+}
+
+static int action_benchmark(void)
+{
+	static struct {
+		const char *cipher;
+		const char *mode;
+		size_t key_size;
+	} bciphers[] = {
+		{ "aes",     "cbc", 16 },
+		{ "serpent", "cbc", 16 },
+		{ "twofish", "cbc", 16 },
+		{ "aes",     "cbc", 32 },
+		{ "serpent", "cbc", 32 },
+		{ "twofish", "cbc", 32 },
+		{ "aes",     "xts", 32 },
+		{ "serpent", "xts", 32 },
+		{ "twofish", "xts", 32 },
+		{ "aes",     "xts", 64 },
+		{ "serpent", "xts", 64 },
+		{ "twofish", "xts", 64 },
+		{  NULL, NULL, 0 }
+	};
+	static struct {
+		const char *type;
+		const char *hash;
+	} bkdfs[] = {
+		{ CRYPT_KDF_PBKDF2,   "sha1" },
+		{ CRYPT_KDF_PBKDF2,   "sha256" },
+		{ CRYPT_KDF_PBKDF2,   "sha512" },
+		{ CRYPT_KDF_PBKDF2,   "ripemd160" },
+		{ CRYPT_KDF_PBKDF2,   "whirlpool" },
+		{ CRYPT_KDF_ARGON2I,  NULL },
+		{ CRYPT_KDF_ARGON2ID, NULL },
+		{ NULL, NULL }
+	};
+	char cipher[MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
+	double enc_mbr = 0, dec_mbr = 0;
+	int key_size = (ARG_UINT32(OPT_KEY_SIZE_ID) ?: DEFAULT_PLAIN_KEYBITS) / 8;
+	int skipped = 0, width;
+	char *c;
+	int i, r;
+
+	log_std(_("# Tests are approximate using memory only (no storage IO).\n"));
+	if (set_pbkdf || ARG_SET(OPT_HASH_ID)) {
+		if (!set_pbkdf && ARG_SET(OPT_HASH_ID))
+			set_pbkdf = CRYPT_KDF_PBKDF2;
+		r = action_benchmark_kdf(set_pbkdf, ARG_STR(OPT_HASH_ID), key_size);
+	} else if (ARG_SET(OPT_CIPHER_ID)) {
+		r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID), cipher, NULL, cipher_mode);
+		if (r < 0) {
+			log_err(_("No known cipher specification pattern detected."));
+			return r;
+		}
+		if ((c  = strchr(cipher_mode, '-')))
+			*c = '\0';
+
+		r = benchmark_cipher_loop(cipher, cipher_mode, key_size, &enc_mbr, &dec_mbr);
+		if (!r) {
+			width = strlen(cipher) + strlen(cipher_mode) + 1;
+			if (width < 11)
+				width = 11;
+			/* TRANSLATORS: The string is header of a table and must be exactly (right side) aligned. */
+			log_std(_("#%*s Algorithm |       Key |      Encryption |      Decryption\n"), width - 11, "");
+			log_std("%*s-%s  %9db  %10.1f MiB/s  %10.1f MiB/s\n", width - (int)strlen(cipher_mode) - 1,
+				cipher, cipher_mode, key_size*8, enc_mbr, dec_mbr);
+		} else if (r < 0)
+			log_err(_("Cipher %s (with %i bits key) is not available."), ARG_STR(OPT_CIPHER_ID), key_size * 8);
+	} else {
+		for (i = 0; bkdfs[i].type; i++) {
+			r = action_benchmark_kdf(bkdfs[i].type, bkdfs[i].hash, key_size);
+			check_signal(&r);
+			if (r == -EINTR)
+				break;
+		}
+
+		for (i = 0; bciphers[i].cipher; i++) {
+			r = benchmark_cipher_loop(bciphers[i].cipher, bciphers[i].mode,
+						  bciphers[i].key_size, &enc_mbr, &dec_mbr);
+			check_signal(&r);
+			if (r == -ENOTSUP || r == -EINTR)
+				break;
+			if (r == -ENOENT)
+				skipped++;
+			if (i == 0)
+				/* TRANSLATORS: The string is header of a table and must be exactly (right side) aligned. */
+				log_std(_("#     Algorithm |       Key |      Encryption |      Decryption\n"));
+
+			if (snprintf(cipher, MAX_CIPHER_LEN, "%s-%s",
+				     bciphers[i].cipher, bciphers[i].mode) < 0)
+				r = -EINVAL;
+
+			if (!r)
+				log_std("%15s  %9zub  %10.1f MiB/s  %10.1f MiB/s\n",
+					cipher, bciphers[i].key_size*8, enc_mbr, dec_mbr);
+			else
+				log_std("%15s  %9zub %17s %17s\n", cipher,
+					bciphers[i].key_size*8, _("N/A"), _("N/A"));
+		}
+		if (skipped && skipped == i)
+			r = -ENOTSUP;
+	}
+
+	if (r == -ENOTSUP) {
+		log_err(_("Required kernel crypto interface not available."));
+#ifdef ENABLE_AF_ALG
+		log_err( _("Ensure you have algif_skcipher kernel module loaded."));
+#endif
+	}
+	return r;
+}
+
+static int reencrypt_metadata_repair(struct crypt_device *cd)
+{
+	char *password;
+	size_t passwordLen;
+	int r;
+	struct crypt_params_reencrypt params = {
+		.flags = CRYPT_REENCRYPT_REPAIR_NEEDED
+	};
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+	    !yesDialog(_("Unprotected LUKS2 reencryption metadata detected. "
+			 "Please verify the reencryption operation is desirable (see luksDump output)\n"
+			 "and continue (upgrade metadata) only if you acknowledge the operation as genuine."),
+		       _("Operation aborted.\n")))
+		return -EINVAL;
+
+	r = tools_get_key(_("Enter passphrase to protect and upgrade reencryption metadata: "),
+			  &password, &passwordLen, ARG_UINT64(OPT_KEYFILE_OFFSET_ID),
+			  ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+			  verify_passphrase(0), 0, cd);
+	if (r < 0)
+		return r;
+
+	r = crypt_reencrypt_init_by_passphrase(cd, NULL, password, passwordLen,
+			ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID), NULL, NULL, &params);
+	tools_passphrase_msg(r);
+	if (r < 0)
+		goto out;
+
+	r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+					 password, passwordLen, 0);
+	tools_passphrase_msg(r);
+	if (r >= 0)
+		r = 0;
+
+out:
+	crypt_safe_free(password);
+	return r;
+}
+
+static int luks2_reencrypt_repair(struct crypt_device *cd)
+{
+	int r;
+	size_t passwordLen;
+	const char *msg;
+	char *password = NULL;
+	struct crypt_params_reencrypt params = {};
+
+	crypt_reencrypt_info ri = crypt_reencrypt_status(cd, &params);
+
+	if (params.flags & CRYPT_REENCRYPT_REPAIR_NEEDED)
+		return reencrypt_metadata_repair(cd);
+
+	switch (ri) {
+	case CRYPT_REENCRYPT_NONE:
+		return 0;
+	case CRYPT_REENCRYPT_CLEAN:
+		break;
+	case CRYPT_REENCRYPT_CRASH:
+		if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+		    !yesDialog(_("Really proceed with LUKS2 reencryption recovery?"),
+			       _("Operation aborted.\n")))
+			return -EINVAL;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (ri == CRYPT_REENCRYPT_CLEAN)
+		msg = _("Enter passphrase to verify reencryption metadata digest: ");
+	else
+		msg = _("Enter passphrase for reencryption recovery: ");
+
+	r = tools_get_key(msg, &password, &passwordLen, ARG_UINT64(OPT_KEYFILE_OFFSET_ID),
+			  ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+			  verify_passphrase(0), 0, cd);
+	if (r < 0)
+		return r;
+
+	r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+					 password, passwordLen, 0);
+	if (r < 0)
+		goto out;
+
+	if (ri == CRYPT_REENCRYPT_CLEAN) {
+		r = 0;
+		goto out;
+	}
+
+	r = crypt_reencrypt_init_by_passphrase(cd, NULL, password, passwordLen,
+			ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID), NULL, NULL,
+			&(struct crypt_params_reencrypt){ .flags = CRYPT_REENCRYPT_RECOVERY });
+	if (r > 0)
+		r = 0;
+out:
+	crypt_safe_free(password);
+
+	return r;
+}
+
+static int action_luksRepair(void)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+
+	if ((r = crypt_init_data_device(&cd, ARG_STR(OPT_HEADER_ID) ?: action_argv[0],
+					action_argv[0])))
+		goto out;
+
+	crypt_set_log_callback(cd, quiet_log, &log_parms);
+	r = crypt_load(cd, luksType(device_type), NULL);
+	crypt_set_log_callback(cd, tool_log, &log_parms);
+	if (r == 0 && isLUKS2(crypt_get_type(cd))) {
+		/*
+		 * LUKS2 triggers autorepair in crypt_load() above
+		 * LUKS1 need to call crypt_repair() even if crypt_load() is ok
+		 */
+		log_verbose(_("No known problems detected for LUKS header."));
+		goto out;
+	}
+
+	r = tools_detect_signatures(action_argv[0], PRB_FILTER_LUKS, NULL, ARG_SET(OPT_BATCH_MODE_ID));
+	if (r < 0)
+		goto out;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+	    !yesDialog(_("Really try to repair LUKS device header?"),
+		       _("Operation aborted.\n")))
+		r = -EINVAL;
+	else
+		r = crypt_repair(cd, luksType(device_type), NULL);
+out:
+	/* Header is ok, check if reencryption metadata needs repair/recovery. */
+	if (!r && isLUKS2(crypt_get_type(cd)))
+		r = luks2_reencrypt_repair(cd);
+
+	crypt_free(cd);
+	return r;
+}
+
+static int _wipe_data_device(struct crypt_device *cd)
+{
+	char tmp_name[64], tmp_path[128], tmp_uuid[40];
+	uuid_t tmp_uuid_bin;
+	int r = -EINVAL;
+	char *backing_file = NULL;
+	struct tools_progress_params prog_parms = {
+		.frequency = ARG_UINT32(OPT_PROGRESS_FREQUENCY_ID),
+		.batch_mode = ARG_SET(OPT_BATCH_MODE_ID),
+		.json_output = ARG_SET(OPT_PROGRESS_JSON_ID),
+		.interrupt_message = _("\nWipe interrupted."),
+		.device = tools_get_device_name(crypt_get_device_name(cd), &backing_file)
+	};
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID))
+		log_std(_("Wiping device to initialize integrity checksum.\n"
+			"You can interrupt this by pressing CTRL+c "
+			"(rest of not wiped device will contain invalid checksum).\n"));
+
+	/* Activate the device a temporary one */
+	uuid_generate(tmp_uuid_bin);
+	uuid_unparse(tmp_uuid_bin, tmp_uuid);
+	if (snprintf(tmp_name, sizeof(tmp_name), "temporary-cryptsetup-%s", tmp_uuid) < 0)
+		goto out;
+	if (snprintf(tmp_path, sizeof(tmp_path), "%s/%s", crypt_get_dir(), tmp_name) < 0)
+		goto out;
+
+	r = crypt_activate_by_volume_key(cd, tmp_name, NULL, 0,
+		CRYPT_ACTIVATE_PRIVATE | CRYPT_ACTIVATE_NO_JOURNAL);
+	if (r < 0)
+		goto out;
+
+	/* Wipe the device */
+	set_int_handler(0);
+	r = crypt_wipe(cd, tmp_path, CRYPT_WIPE_ZERO, 0, 0, DEFAULT_WIPE_BLOCK,
+		       0, &tools_progress, &prog_parms);
+	if (crypt_deactivate(cd, tmp_name))
+		log_err(_("Cannot deactivate temporary device %s."), tmp_path);
+	set_int_block(0);
+
+out:
+	free(backing_file);
+	return r;
+}
+
+static int strcmp_or_null(const char *str, const char *expected)
+{
+	return !str ? 0 : strcmp(str, expected);
+}
+
+int luksFormat(struct crypt_device **r_cd, char **r_password, size_t *r_passwordLen)
+{
+	int r = -EINVAL, keysize, integrity_keysize = 0, fd, created = 0;
+	struct stat st;
+	const char *header_device, *type;
+	char *msg = NULL, *key = NULL, *password = NULL;
+	char cipher [MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN], integrity[MAX_CIPHER_LEN];
+	size_t passwordLen, signatures;
+	struct crypt_device *cd = NULL;
+	struct crypt_params_luks1 params1 = {
+		.hash = ARG_STR(OPT_HASH_ID) ?: DEFAULT_LUKS1_HASH,
+		.data_alignment = ARG_UINT32(OPT_ALIGN_PAYLOAD_ID),
+		.data_device = ARG_SET(OPT_HEADER_ID) ? action_argv[0] : NULL,
+	};
+	struct crypt_params_luks2 params2 = {
+		.data_alignment = params1.data_alignment,
+		.data_device = params1.data_device,
+		.sector_size = ARG_UINT32(OPT_SECTOR_SIZE_ID),
+		.label = ARG_STR(OPT_LABEL_ID),
+		.subsystem = ARG_STR(OPT_SUBSYSTEM_ID)
+	};
+	void *params;
+
+	type = luksType(device_type);
+	if (!type)
+		type = crypt_get_default_type();
+
+	if (isLUKS2(type)) {
+		params = &params2;
+	} else if (isLUKS1(type)) {
+		params = &params1;
+
+		if (ARG_UINT32(OPT_SECTOR_SIZE_ID) > SECTOR_SIZE) {
+			log_err(_("Unsupported encryption sector size."));
+			return -EINVAL;
+		}
+
+		if (ARG_SET(OPT_INTEGRITY_ID)) {
+			log_err(_("Integrity option can be used only for LUKS2 format."));
+			return -EINVAL;
+		}
+
+		if (ARG_SET(OPT_LUKS2_KEYSLOTS_SIZE_ID) || ARG_SET(OPT_LUKS2_METADATA_SIZE_ID)) {
+			log_err(_("Unsupported LUKS2 metadata size options."));
+			return -EINVAL;
+		}
+	} else
+		return -EINVAL;
+
+	/* Create header file (must contain at least one sector)? */
+	if (ARG_SET(OPT_HEADER_ID) && stat(ARG_STR(OPT_HEADER_ID), &st) < 0 && errno == ENOENT) {
+		if (!ARG_SET(OPT_BATCH_MODE_ID) &&
+		    !yesDialog(_("Header file does not exist, do you want to create it?"),
+			       _("Operation aborted.\n")))
+		    return -EPERM;
+
+		log_dbg("Creating header file.");
+		/* coverity[toctou] */
+		fd = open(ARG_STR(OPT_HEADER_ID), O_CREAT|O_EXCL|O_WRONLY, S_IRUSR|S_IWUSR);
+		if (fd == -1 || posix_fallocate(fd, 0, 4096))
+			log_err(_("Cannot create header file %s."), ARG_STR(OPT_HEADER_ID));
+		else {
+			r = 0;
+			created = 1;
+		}
+		if (fd != -1)
+			close(fd);
+		if (r < 0)
+			return r;
+	}
+
+	header_device = ARG_STR(OPT_HEADER_ID) ?: action_argv[0];
+
+	r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID) ?: DEFAULT_CIPHER(LUKS1),
+				      cipher, NULL, cipher_mode);
+	if (r < 0) {
+		log_err(_("No known cipher specification pattern detected."));
+		goto out;
+	}
+
+	if (ARG_SET(OPT_INTEGRITY_ID)) {
+		r = crypt_parse_integrity_mode(ARG_STR(OPT_INTEGRITY_ID), integrity, &integrity_keysize);
+		if (r < 0) {
+			log_err(_("No known integrity specification pattern detected."));
+			goto out;
+		}
+		params2.integrity = integrity;
+		/* FIXME: we use default integrity_params (set to NULL) */
+	}
+
+	/* Never call pwquality if using null cipher */
+	if (crypt_is_cipher_null(cipher))
+		ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+	if ((r = crypt_init(&cd, header_device))) {
+		if (ARG_SET(OPT_HEADER_ID))
+			log_err(_("Cannot use %s as on-disk header."), header_device);
+		return r;
+	}
+
+	if (ARG_SET(OPT_LUKS2_KEYSLOTS_SIZE_ID) || ARG_SET(OPT_LUKS2_METADATA_SIZE_ID)) {
+		r = crypt_set_metadata_size(cd, ARG_UINT64(OPT_LUKS2_METADATA_SIZE_ID), ARG_UINT64(OPT_LUKS2_KEYSLOTS_SIZE_ID));
+		if (r < 0) {
+			log_err(_("Unsupported LUKS2 metadata size options."));
+			goto out;
+		}
+	}
+
+	if (ARG_SET(OPT_OFFSET_ID)) {
+		r = crypt_set_data_offset(cd, ARG_UINT64(OPT_OFFSET_ID));
+		if (r < 0)
+			goto out;
+	}
+
+	/* Print all present signatures in read-only mode */
+	r = tools_detect_signatures(header_device, PRB_FILTER_NONE, &signatures, ARG_SET(OPT_BATCH_MODE_ID));
+	if (r < 0)
+		goto out;
+
+	if (!created && !ARG_SET(OPT_BATCH_MODE_ID)) {
+		r = asprintf(&msg, _("This will overwrite data on %s irrevocably."), header_device);
+		if (r == -1) {
+			r = -ENOMEM;
+			goto out;
+		}
+
+		r = yesDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+		free(msg);
+		if (r < 0)
+			goto out;
+	}
+
+	keysize = get_adjusted_key_size(cipher_mode, DEFAULT_LUKS1_KEYBITS, integrity_keysize);
+
+	if (ARG_SET(OPT_USE_RANDOM_ID))
+		crypt_set_rng_type(cd, CRYPT_RNG_RANDOM);
+	else if (ARG_SET(OPT_USE_URANDOM_ID))
+		crypt_set_rng_type(cd, CRYPT_RNG_URANDOM);
+
+	r = tools_get_key(NULL, &password, &passwordLen,
+			  ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+			  ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+	if (r < 0)
+		goto out;
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+		if (r < 0)
+			goto out;
+	}
+
+	r = set_pbkdf_params(cd, type);
+	if (r) {
+		log_err(_("Failed to set pbkdf parameters."));
+		goto out;
+	}
+
+	/* Signature candidates found */
+	if (signatures && ((r = tools_wipe_all_signatures(header_device, true, false)) < 0))
+		goto out;
+
+	if (ARG_SET(OPT_INTEGRITY_LEGACY_PADDING_ID))
+		crypt_set_compatibility(cd, CRYPT_COMPAT_LEGACY_INTEGRITY_PADDING);
+
+	r = crypt_format(cd, type, cipher, cipher_mode,
+			 ARG_STR(OPT_UUID_ID), key, keysize, params);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+
+	r = _set_keyslot_encryption_params(cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_keyslot_add_by_volume_key(cd, ARG_INT32(OPT_KEY_SLOT_ID),
+					    key, keysize,
+					    password, passwordLen);
+	if (r < 0) {
+		(void) tools_wipe_all_signatures(header_device, true, false);
+		goto out;
+	}
+	tools_keyslot_msg(r, CREATED);
+
+	if (ARG_SET(OPT_INTEGRITY_ID) && !ARG_SET(OPT_INTEGRITY_NO_WIPE_ID) &&
+	    strcmp_or_null(params2.integrity, "none"))
+		r = _wipe_data_device(cd);
+out:
+	if (r >= 0 && r_cd && r_password && r_passwordLen) {
+		*r_cd = cd;
+		*r_password = password;
+		*r_passwordLen = passwordLen;
+	} else {
+		crypt_free(cd);
+		crypt_safe_free(password);
+	}
+
+	crypt_safe_free(key);
+
+	return r;
+}
+
+static int action_luksFormat(void)
+{
+	return luksFormat(NULL, NULL, NULL);
+}
+
+static int action_open_luks(void)
+{
+	struct crypt_active_device cad;
+	struct crypt_device *cd = NULL;
+	const char *data_device, *header_device, *activated_name;
+	char *key = NULL;
+	uint32_t activate_flags = 0;
+	int r, keysize, tries;
+	char *password = NULL;
+	size_t passwordLen;
+	struct stat st;
+
+	if (ARG_SET(OPT_REFRESH_ID)) {
+		activated_name = action_argc > 1 ? action_argv[1] : action_argv[0];
+		r = crypt_init_by_name_and_header(&cd, activated_name, ARG_STR(OPT_HEADER_ID));
+		if (r)
+			goto out;
+		activate_flags |= CRYPT_ACTIVATE_REFRESH;
+	} else {
+		header_device = uuid_or_device_header(&data_device);
+
+		activated_name = ARG_SET(OPT_TEST_PASSPHRASE_ID) ? NULL : action_argv[1];
+
+		if ((r = crypt_init_data_device(&cd, header_device, data_device)))
+			goto out;
+
+		if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+			log_err(_("Device %s is not a valid LUKS device."),
+				header_device);
+			goto out;
+		}
+
+		if (!data_device && (crypt_get_data_offset(cd) < 8) && !ARG_SET(OPT_TEST_PASSPHRASE_ID)) {
+			log_err(_("Reduced data offset is allowed only for detached LUKS header."));
+			r = -EINVAL;
+			goto out;
+		}
+
+		if (activated_name && !stat(crypt_get_device_name(cd), &st) && S_ISREG(st.st_mode) &&
+		    crypt_get_data_offset(cd) >= ((uint64_t)st.st_size / SECTOR_SIZE)) {
+			log_err(_("LUKS file container %s is too small for activation, there is no remaining space for data."),
+				  crypt_get_device_name(cd));
+			r = -EINVAL;
+			goto out;
+		}
+	}
+
+	set_activation_flags(&activate_flags);
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		keysize = crypt_get_volume_key_size(cd);
+		if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+			log_err(_("Cannot determine volume key size for LUKS without keyslots, please use --key-size option."));
+			r = -EINVAL;
+			goto out;
+		} else if (!keysize)
+			keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+		if (r < 0)
+			goto out;
+		r = crypt_activate_by_volume_key(cd, activated_name,
+						 key, keysize, activate_flags);
+	} else {
+		r = crypt_activate_by_token_pin(cd, activated_name, ARG_STR(OPT_TOKEN_TYPE_ID),
+						ARG_INT32(OPT_TOKEN_ID_ID), NULL, 0, NULL, activate_flags);
+		tools_keyslot_msg(r, UNLOCKED);
+		tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), ARG_INT32(OPT_TOKEN_ID_ID), false);
+
+		/* Token requires PIN. Ask if there is evident preference for tokens */
+		if (r == -ENOANO && (ARG_SET(OPT_TOKEN_ONLY_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) ||
+				     ARG_SET(OPT_TOKEN_ID_ID)))
+			r = _try_token_pin_unlock(cd, ARG_INT32(OPT_TOKEN_ID_ID), activated_name, ARG_STR(OPT_TOKEN_TYPE_ID), activate_flags, set_tries_tty(), true);
+
+		if (r >= 0 || r == -EEXIST || quit || ARG_SET(OPT_TOKEN_ONLY_ID))
+			goto out;
+
+		tries = set_tries_tty();
+		do {
+			r = tools_get_key(NULL, &password, &passwordLen,
+					ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+					ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+			if (r < 0)
+				goto out;
+
+			r = crypt_activate_by_passphrase(cd, activated_name,
+				ARG_INT32(OPT_KEY_SLOT_ID), password, passwordLen, activate_flags);
+			tools_keyslot_msg(r, UNLOCKED);
+			tools_passphrase_msg(r);
+			check_signal(&r);
+			crypt_safe_free(password);
+			password = NULL;
+		} while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+	}
+out:
+	if (r >= 0 && ARG_SET(OPT_PERSISTENT_ID) &&
+	    (crypt_get_active_device(cd, activated_name, &cad) ||
+	     crypt_persistent_flags_set(cd, CRYPT_FLAGS_ACTIVATION, cad.flags & activate_flags)))
+		log_err(_("Device activated but cannot make flags persistent."));
+
+	crypt_safe_free(key);
+	crypt_safe_free(password);
+	crypt_free(cd);
+	return r;
+}
+
+static int verify_keyslot(struct crypt_device *cd, int key_slot, crypt_keyslot_info ki,
+			  char *msg_last, char *msg_pass, char *msg_fail,
+			  const char *key_file, uint64_t keyfile_offset,
+			  int keyfile_size)
+{
+	char *password = NULL;
+	size_t passwordLen;
+	int i, max, r;
+
+	if (ki == CRYPT_SLOT_ACTIVE_LAST && !ARG_SET(OPT_BATCH_MODE_ID) && !key_file &&
+	    msg_last && !ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(msg_last, msg_fail))
+		return -EPERM;
+
+	r = tools_get_key(msg_pass, &password, &passwordLen,
+			  keyfile_offset, keyfile_size, key_file, ARG_UINT32(OPT_TIMEOUT_ID),
+			  verify_passphrase(0), 0, cd);
+	if (r < 0)
+		goto out;
+
+	if (ki == CRYPT_SLOT_ACTIVE_LAST) {
+		/* check the last keyslot */
+		r = crypt_activate_by_passphrase(cd, NULL, key_slot,
+						 password, passwordLen, 0);
+	} else {
+		/* try all other keyslots */
+		r = crypt_keyslot_max(crypt_get_type(cd));
+		if (r < 0)
+			goto out;
+		max = r;
+
+		for (i = 0; i < max ; i++) {
+			if (i == key_slot)
+				continue;
+			ki = crypt_keyslot_status(cd, i);
+			if (ki == CRYPT_SLOT_ACTIVE || ki == CRYPT_SLOT_ACTIVE_LAST)
+				r = crypt_activate_by_passphrase(cd, NULL, i,
+						 password, passwordLen, 0);
+			if (r == i)
+				break;
+		}
+	}
+
+	/* Handle inactive keyslots the same as bad password here */
+	if (r == -ENOENT)
+		r = -EPERM;
+	tools_passphrase_msg(r);
+out:
+	crypt_safe_free(password);
+	return r;
+}
+
+static int action_luksKillSlot(void)
+{
+	struct crypt_device *cd = NULL;
+	crypt_keyslot_info ki;
+	int r;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	ki = crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+	switch (ki) {
+	case CRYPT_SLOT_ACTIVE_LAST:
+	case CRYPT_SLOT_ACTIVE:
+	case CRYPT_SLOT_UNBOUND:
+		log_verbose(_("Keyslot %d is selected for deletion."), ARG_INT32(OPT_KEY_SLOT_ID));
+		break;
+	case CRYPT_SLOT_INACTIVE:
+		log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+		/* fall through */
+	case CRYPT_SLOT_INVALID:
+		r = -EINVAL;
+		goto out;
+	}
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) || ARG_SET(OPT_KEY_FILE_ID) || !isatty(STDIN_FILENO)) {
+		r = verify_keyslot(cd, ARG_INT32(OPT_KEY_SLOT_ID), ki,
+			_("This is the last keyslot. Device will become unusable after purging this key."),
+			_("Enter any remaining passphrase: "),
+			_("Operation aborted, the keyslot was NOT wiped.\n"),
+			ARG_STR(OPT_KEY_FILE_ID), ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID));
+		tools_keyslot_msg(r, UNLOCKED);
+
+		if (r == -EPIPE && (!ARG_SET(OPT_KEY_FILE_ID) || tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)))) {
+			log_dbg("Failed read from input, ignoring passphrase.");
+			r = 0;
+		}
+
+		if (r < 0)
+			goto out;
+	}
+
+	r = crypt_keyslot_destroy(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+	tools_keyslot_msg(ARG_INT32(OPT_KEY_SLOT_ID), REMOVED);
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksRemoveKey(void)
+{
+	struct crypt_device *cd = NULL;
+	char *password = NULL;
+	size_t passwordLen;
+	int r;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	r = tools_get_key(_("Enter passphrase to be deleted: "),
+		      &password, &passwordLen,
+		      ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+		      ARG_UINT32(OPT_TIMEOUT_ID),
+		      verify_passphrase(0), 0,
+		      cd);
+	if(r < 0)
+		goto out;
+
+	r = crypt_activate_by_passphrase(cd, NULL, CRYPT_ANY_SLOT,
+					 password, passwordLen, 0);
+	tools_passphrase_msg(r);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+	tools_keyslot_msg(r, UNLOCKED);
+
+	ARG_SET_INT32(OPT_KEY_SLOT_ID, r);
+	log_verbose(_("Keyslot %d is selected for deletion."), ARG_INT32(OPT_KEY_SLOT_ID));
+
+	if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_ACTIVE_LAST &&
+	    !ARG_SET(OPT_BATCH_MODE_ID) &&
+	    !yesDialog(_("This is the last keyslot. "
+			 "Device will become unusable after purging this key."),
+		       _("Operation aborted, the keyslot was NOT wiped.\n"))) {
+		r = -EPERM;
+		goto out;
+	}
+
+	r = crypt_keyslot_destroy(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+	tools_keyslot_msg(ARG_INT32(OPT_KEY_SLOT_ID), REMOVED);
+out:
+	crypt_safe_free(password);
+	crypt_free(cd);
+	return r;
+}
+
+static int luksAddUnboundKey(void)
+{
+	int r = -EINVAL, keysize = 0;
+	char *key = NULL;
+	const char *new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
+	char *password_new = NULL;
+	size_t password_new_size = 0;
+	struct crypt_device *cd = NULL;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+		log_err(_("Device %s is not a valid LUKS2 device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	r = _set_keyslot_encryption_params(cd);
+	if (r < 0)
+		goto out;
+
+	/* Never call pwquality if using null cipher */
+	if (crypt_is_cipher_null(crypt_get_cipher(cd)))
+		ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+	keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+	r = set_pbkdf_params(cd, crypt_get_type(cd));
+	if (r) {
+		log_err(_("Failed to set pbkdf parameters."));
+		goto out;
+	}
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+		if (r < 0)
+			goto out;
+
+		check_signal(&r);
+		if (r < 0)
+			goto out;
+	}
+
+	r = tools_get_key(_("Enter new passphrase for key slot: "),
+			  &password_new, &password_new_size,
+			  ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID),
+			  new_key_file, ARG_UINT32(OPT_TIMEOUT_ID),
+			  verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_keyslot_add_by_key(cd, ARG_INT32(OPT_KEY_SLOT_ID), key, keysize,
+			password_new, password_new_size, CRYPT_VOLUME_KEY_NO_SEGMENT);
+	tools_keyslot_msg(r, CREATED);
+out:
+	crypt_safe_free(password_new);
+	crypt_safe_free(key);
+	crypt_free(cd);
+	return r;
+}
+
+static int _ask_for_pin(struct crypt_device *cd,
+	int token_id, char **r_pin, size_t *r_pin_size,
+	struct crypt_keyslot_context *kc)
+{
+	int r;
+	char msg[64];
+
+	assert(r_pin);
+	assert(r_pin_size);
+	assert(kc);
+	assert(token_id >= 0 || token_id == CRYPT_ANY_TOKEN);
+
+	if (crypt_keyslot_context_get_type(kc) != CRYPT_KC_TYPE_TOKEN)
+		return -EINVAL;
+
+	if (token_id == CRYPT_ANY_TOKEN)
+		r = snprintf(msg, sizeof(msg), _("Enter token PIN: "));
+	else
+		r = snprintf(msg, sizeof(msg), _("Enter token %d PIN: "), token_id);
+	if (r < 0 || (size_t)r >= sizeof(msg))
+		return -EINVAL;
+
+	r = tools_get_key(msg, r_pin, r_pin_size, 0, 0, NULL,
+			ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+	if (r < 0)
+		return r;
+
+	r = crypt_keyslot_context_set_pin(cd, *r_pin, *r_pin_size, kc);
+	if (r < 0) {
+		crypt_safe_free(*r_pin);
+		*r_pin = NULL;
+		*r_pin_size = 0;
+	}
+
+	return r;
+}
+
+static int try_keyslot_add(struct crypt_device *cd,
+	int keyslot_existing,
+	int keyslot_new,
+	struct crypt_keyslot_context *kc,
+	struct crypt_keyslot_context *kc_new,
+	bool pin_provided,
+	bool new_pin_provided)
+{
+	int r;
+
+	r = crypt_keyslot_add_by_keyslot_context(cd, keyslot_existing, kc, keyslot_new, kc_new, 0);
+	if (crypt_keyslot_context_get_type(kc) == CRYPT_KC_TYPE_TOKEN)
+		tools_token_error_msg(crypt_keyslot_context_get_error(kc), ARG_STR(OPT_TOKEN_TYPE_ID),
+				      ARG_INT32(OPT_TOKEN_ID_ID), pin_provided);
+	if (crypt_keyslot_context_get_type(kc_new) == CRYPT_KC_TYPE_TOKEN)
+		tools_token_error_msg(crypt_keyslot_context_get_error(kc_new), NULL,
+				      ARG_INT32(OPT_NEW_TOKEN_ID_ID), new_pin_provided);
+	return r;
+}
+
+static int action_luksAddKey(void)
+{
+	int keyslot_old, keyslot_new, keysize = 0, r = -EINVAL;
+	const char *new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
+	char *key = NULL, *password = NULL, *password_new = NULL, *pin = NULL, *pin_new = NULL;
+	size_t pin_size, pin_size_new, password_size = 0, password_new_size = 0;
+	struct crypt_device *cd = NULL;
+	struct crypt_keyslot_context *p_kc_new = NULL, *kc = NULL, *kc_new = NULL;
+
+	/* Unbound keyslot (no assigned data segment) is special case */
+	if (ARG_SET(OPT_UNBOUND_ID))
+		return luksAddUnboundKey();
+
+	/* maintain backward compatibility of luksAddKey action positional parameter */
+	if (!new_key_file)
+		new_key_file = ARG_STR(OPT_NEW_KEYFILE_ID);
+
+	keyslot_old = ARG_INT32(OPT_KEY_SLOT_ID);
+	keyslot_new = ARG_INT32(OPT_NEW_KEY_SLOT_ID);
+
+	/*
+	 * maintain backward compatibility of --key-slot/-S as 'new keyslot number'
+	 * unless --new-key-slot is used.
+	 */
+	if (!ARG_SET(OPT_NEW_KEY_SLOT_ID) && ARG_SET(OPT_KEY_SLOT_ID)) {
+		if (!ARG_SET(OPT_BATCH_MODE_ID))
+			log_std(_("WARNING: The --key-slot parameter is used for new keyslot number.\n"));
+		keyslot_old = CRYPT_ANY_SLOT;
+		keyslot_new = ARG_INT32(OPT_KEY_SLOT_ID);
+	}
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	r = _set_keyslot_encryption_params(cd);
+	if (r < 0)
+		goto out;
+
+	/* Never call pwquality if using null cipher */
+	if (crypt_is_cipher_null(crypt_get_cipher(cd)))
+		ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+	keysize = crypt_get_volume_key_size(cd);
+	r = set_pbkdf_params(cd, crypt_get_type(cd));
+	if (r) {
+		log_err(_("Failed to set pbkdf parameters."));
+		goto out;
+	}
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		if (!keysize && !ARG_SET(OPT_KEY_SIZE_ID)) {
+			log_err(_("Cannot determine volume key size for LUKS without keyslots, please use --key-size option."));
+			r = -EINVAL;
+			goto out;
+		} else if (!keysize)
+			keysize = ARG_UINT32(OPT_KEY_SIZE_ID) / 8;
+
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, keysize);
+		if (r < 0)
+			goto out;
+
+		r = crypt_volume_key_verify(cd, key, keysize);
+		if (r == -EPERM)
+			log_err(_("Volume key does not match the volume."));
+		check_signal(&r);
+		if (r < 0)
+			goto out;
+		r = crypt_keyslot_context_init_by_volume_key(cd, key, keysize, &kc);
+	} else if (ARG_SET(OPT_KEY_FILE_ID) && !tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)))
+		r = crypt_keyslot_context_init_by_keyfile(cd,
+				ARG_STR(OPT_KEY_FILE_ID),
+				ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+				ARG_UINT64(OPT_KEYFILE_OFFSET_ID),
+				&kc);
+	else if (ARG_SET(OPT_TOKEN_ID_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) || ARG_SET(OPT_TOKEN_ONLY_ID)) {
+		r = crypt_keyslot_context_init_by_token(cd,
+				ARG_INT32(OPT_TOKEN_ID_ID),
+				ARG_STR(OPT_TOKEN_TYPE_ID),
+				NULL, 0, NULL, &kc);
+	} else {
+		r = tools_get_key(_("Enter any existing passphrase: "),
+			      &password, &password_size,
+			      ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+			      ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+
+		if (r < 0)
+			goto out;
+
+		/* Check password before asking for new one */
+		r = crypt_activate_by_passphrase(cd, NULL, CRYPT_ANY_SLOT,
+						 password, password_size, 0);
+		check_signal(&r);
+		tools_passphrase_msg(r);
+		if (r < 0)
+			goto out;
+		tools_keyslot_msg(r, UNLOCKED);
+
+		r = crypt_keyslot_context_init_by_passphrase(cd, password, password_size, &kc);
+	}
+
+	if (r < 0)
+		goto out;
+
+	if (new_key_file && !tools_is_stdin(new_key_file)) {
+		if (ARG_SET(OPT_KEY_FILE_ID) && !strcmp(ARG_STR(OPT_KEY_FILE_ID), new_key_file))
+			p_kc_new = kc;
+		else {
+			r = crypt_keyslot_context_init_by_keyfile(cd,
+					new_key_file,
+					ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID),
+					ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID),
+					&kc_new);
+			p_kc_new = kc_new;
+		}
+	} else if (ARG_SET(OPT_NEW_TOKEN_ID_ID)) {
+		if (ARG_INT32(OPT_NEW_TOKEN_ID_ID) == ARG_INT32(OPT_TOKEN_ID_ID))
+			p_kc_new = kc;
+		else {
+			r = crypt_keyslot_context_init_by_token(cd,
+					ARG_INT32(OPT_NEW_TOKEN_ID_ID),
+					NULL, NULL, 0, NULL, &kc_new);
+			p_kc_new = kc_new;
+		}
+	} else {
+		r = tools_get_key(_("Enter new passphrase for key slot: "),
+			      &password_new, &password_new_size,
+			      ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID), new_key_file,
+			      ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+
+		if (r < 0)
+			goto out;
+		r = crypt_keyslot_context_init_by_passphrase(cd, password_new, password_new_size, &kc_new);
+	}
+
+	if (r < 0)
+		goto out;
+
+	if (!p_kc_new)
+		p_kc_new = kc_new;
+
+	r = try_keyslot_add(cd, keyslot_old, keyslot_new, kc, p_kc_new, pin, pin_new);
+	if (r >= 0 || r != -ENOANO)
+		goto out;
+
+	if (crypt_keyslot_context_get_error(kc) == -ENOANO) {
+		r = _ask_for_pin(cd, ARG_INT32(OPT_TOKEN_ID_ID), &pin, &pin_size, kc);
+		if (r < 0)
+			goto out;
+
+		r = try_keyslot_add(cd, keyslot_old, keyslot_new, kc, p_kc_new, pin, pin_new);
+		if (r >= 0 || r != -ENOANO)
+			goto out;
+	}
+
+	if (crypt_keyslot_context_get_error(p_kc_new) == -ENOANO) {
+		r = _ask_for_pin(cd, ARG_INT32(OPT_NEW_TOKEN_ID_ID), &pin_new, &pin_size_new, p_kc_new);
+		if (r < 0)
+			goto out;
+		r = try_keyslot_add(cd, keyslot_old, keyslot_new, kc, p_kc_new, pin, pin_new);
+	}
+out:
+	tools_keyslot_msg(r, CREATED);
+	crypt_keyslot_context_free(kc);
+	crypt_keyslot_context_free(kc_new);
+	crypt_safe_free(password);
+	crypt_safe_free(password_new);
+	crypt_safe_free(pin);
+	crypt_safe_free(pin_new);
+	crypt_safe_free(key);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksChangeKey(void)
+{
+	const char *new_key_file = (action_argc > 1 ? action_argv[1] : NULL);
+	struct crypt_device *cd = NULL;
+	char *password = NULL, *password_new = NULL;
+	size_t password_size = 0, password_new_size = 0;
+	int r;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	r = _set_keyslot_encryption_params(cd);
+	if (r < 0)
+		goto out;
+
+	/* Never call pwquality if using null cipher */
+	if (crypt_is_cipher_null(crypt_get_cipher(cd)))
+		ARG_SET_TRUE(OPT_FORCE_PASSWORD_ID);
+
+	r = set_pbkdf_params(cd, crypt_get_type(cd));
+	if (r) {
+		log_err(_("Failed to set pbkdf parameters."));
+		goto out;
+	}
+
+	r = tools_get_key(_("Enter passphrase to be changed: "),
+		      &password, &password_size,
+		      ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+		      ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+	if (r < 0)
+		goto out;
+
+	/* Check password before asking for new one */
+	r = crypt_activate_by_passphrase(cd, NULL, ARG_INT32(OPT_KEY_SLOT_ID),
+					 password, password_size, CRYPT_ACTIVATE_ALLOW_UNBOUND_KEY);
+	tools_passphrase_msg(r);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+	tools_keyslot_msg(r, UNLOCKED);
+
+	r = tools_get_key(_("Enter new passphrase: "),
+			  &password_new, &password_new_size,
+			  ARG_UINT64(OPT_NEW_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_NEW_KEYFILE_SIZE_ID),
+			  new_key_file,
+			  ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(1), !ARG_SET(OPT_FORCE_PASSWORD_ID), cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_keyslot_change_by_passphrase(cd, ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID),
+		password, password_size, password_new, password_new_size);
+	tools_keyslot_msg(r, CREATED);
+out:
+	crypt_safe_free(password);
+	crypt_safe_free(password_new);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksConvertKey(void)
+{
+	struct crypt_device *cd = NULL;
+	char *password = NULL;
+	size_t password_size = 0;
+	int r;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+		log_err(_("Device %s is not a valid LUKS2 device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	r = _set_keyslot_encryption_params(cd);
+	if (r < 0)
+		goto out;
+
+	if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_INACTIVE) {
+		r = -EINVAL;
+		log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+		goto out;
+	}
+
+	r = set_pbkdf_params(cd, crypt_get_type(cd));
+	if (r) {
+		log_err(_("Failed to set pbkdf parameters."));
+		goto out;
+	}
+
+	r = tools_get_key(_("Enter passphrase for keyslot to be converted: "),
+		      &password, &password_size,
+		      ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+		      ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_keyslot_change_by_passphrase(cd, ARG_INT32(OPT_KEY_SLOT_ID), ARG_INT32(OPT_KEY_SLOT_ID),
+			password, password_size, password, password_size);
+	tools_passphrase_msg(r);
+	tools_keyslot_msg(r, CREATED);
+out:
+	crypt_safe_free(password);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_isLuks(void)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+
+	/* FIXME: argc > max should be checked for other operations as well */
+	if (action_argc > 1) {
+		log_err(_("Only one device argument for isLuks operation is supported."));
+		return -ENODEV;
+	}
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	crypt_set_log_callback(cd, quiet_log, &log_parms);
+	r = crypt_load(cd, luksType(device_type), NULL);
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksUUID(void)
+{
+	struct crypt_device *cd = NULL;
+	const char *existing_uuid = NULL;
+	int r;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID))
+		crypt_set_confirm_callback(cd, yesDialog, _("Operation aborted.\n"));
+
+	if ((r = crypt_load(cd, luksType(device_type), NULL)))
+		goto out;
+
+	if (ARG_SET(OPT_UUID_ID))
+		r = crypt_set_uuid(cd, ARG_STR(OPT_UUID_ID));
+	else {
+		existing_uuid = crypt_get_uuid(cd);
+		log_std("%s\n", existing_uuid ?: "");
+		r = existing_uuid ? 0 : 1;
+	}
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int luksDump_with_volume_key(struct crypt_device *cd)
+{
+	char *vk = NULL, *password = NULL;
+	size_t passwordLen = 0;
+	size_t vk_size;
+	int r;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+	    _("The header dump with volume key is sensitive information\n"
+	      "that allows access to encrypted partition without a passphrase.\n"
+	      "This dump should be stored encrypted in a safe place."),
+	      NULL))
+		return -EPERM;
+
+	vk_size = crypt_get_volume_key_size(cd);
+	vk = crypt_safe_alloc(vk_size);
+	if (!vk)
+		return -ENOMEM;
+
+	r = tools_get_key(NULL, &password, &passwordLen,
+			  ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+			  ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, vk, &vk_size,
+				 password, passwordLen);
+	tools_passphrase_msg(r);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+	tools_keyslot_msg(r, UNLOCKED);
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), vk, vk_size);
+		if (r < 0)
+			goto out;
+	}
+
+	log_std("LUKS header information for %s\n", crypt_get_device_name(cd));
+	log_std("Cipher name:   \t%s\n", crypt_get_cipher(cd));
+	log_std("Cipher mode:   \t%s\n", crypt_get_cipher_mode(cd));
+	log_std("Payload offset:\t%d\n", (int)crypt_get_data_offset(cd));
+	log_std("UUID:          \t%s\n", crypt_get_uuid(cd));
+	log_std("MK bits:       \t%d\n", (int)vk_size * 8);
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		log_std("Key stored to file %s.\n", ARG_STR(OPT_VOLUME_KEY_FILE_ID));
+		goto out;
+	}
+	log_std("MK dump:\t");
+	crypt_log_hex(NULL, vk, vk_size, " ", 16, "\n\t\t");
+	log_std("\n");
+out:
+	crypt_safe_free(password);
+	crypt_safe_free(vk);
+	return r;
+}
+
+static int luksDump_with_unbound_key(struct crypt_device *cd)
+{
+	crypt_keyslot_info ki;
+	char *uk = NULL, *password = NULL;
+	size_t uk_size, passwordLen = 0;
+	int r;
+
+	ki = crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+	if (ki != CRYPT_SLOT_UNBOUND) {
+		log_err(_("Keyslot %d does not contain unbound key."), ARG_INT32(OPT_KEY_SLOT_ID));
+		return -EINVAL;
+	}
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(
+	    _("The header dump with unbound key is sensitive information.\n"
+	      "This dump should be stored encrypted in a safe place."),
+	      NULL))
+		return -EPERM;
+
+	r = crypt_keyslot_get_key_size(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+	if (r < 0)
+		return -EINVAL;
+	uk_size = r;
+	uk = crypt_safe_alloc(uk_size);
+	if (!uk)
+		return -ENOMEM;
+
+	r = tools_get_key(NULL, &password, &passwordLen,
+			  ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+			  ARG_UINT32(OPT_TIMEOUT_ID), 0, 0, cd);
+	if (r < 0)
+		goto out;
+
+	r = crypt_volume_key_get(cd, ARG_INT32(OPT_KEY_SLOT_ID), uk, &uk_size,
+				 password, passwordLen);
+	tools_passphrase_msg(r);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+	tools_keyslot_msg(r, UNLOCKED);
+
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		r = tools_write_mk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), uk, uk_size);
+		if (r < 0)
+			goto out;
+	}
+
+	log_std("LUKS header information for %s\n", crypt_get_device_name(cd));
+	log_std("UUID:    \t%s\n", crypt_get_uuid(cd));
+	log_std("Keyslot: \t%d\n", ARG_INT32(OPT_KEY_SLOT_ID));
+	log_std("Key bits:\t%d\n", (int)uk_size * 8);
+	if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		log_std("Key stored to file %s.\n", ARG_STR(OPT_VOLUME_KEY_FILE_ID));
+		goto out;
+	}
+	log_std("Unbound Key:\t");
+	crypt_log_hex(NULL, uk, uk_size, " ", 16, "\n\t\t");
+	log_std("\n");
+out:
+	crypt_safe_free(password);
+	crypt_safe_free(uk);
+	return r;
+}
+
+static int action_luksDump(void)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	if (ARG_SET(OPT_DUMP_VOLUME_KEY_ID))
+		r = luksDump_with_volume_key(cd);
+	else if (ARG_SET(OPT_UNBOUND_ID))
+		r = luksDump_with_unbound_key(cd);
+	else if (ARG_SET(OPT_DUMP_JSON_ID))
+		r = crypt_dump_json(cd, NULL, 0);
+	else
+		r = crypt_dump(cd);
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksSuspend(void)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+
+	r = crypt_init_by_name_and_header(&cd, action_argv[0], uuid_or_device(ARG_STR(OPT_HEADER_ID)));
+	if (!r) {
+		r = crypt_suspend(cd, action_argv[0]);
+		if (r == -ENODEV)
+			log_err(_("%s is not active %s device name."), action_argv[0], "LUKS");
+	}
+
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksResume(void)
+{
+	struct crypt_device *cd = NULL;
+	char *password = NULL;
+	size_t passwordLen;
+	int r, tries;
+	struct crypt_active_device cad;
+	const char *req_type = luksType(device_type);
+
+	if (req_type && !isLUKS(req_type))
+		return -EINVAL;
+
+	if ((r = crypt_init_by_name_and_header(&cd, action_argv[0], uuid_or_device(ARG_STR(OPT_HEADER_ID)))))
+		return r;
+
+	r = -EINVAL;
+	if (!isLUKS(crypt_get_type(cd))) {
+		log_err(_("%s is not active LUKS device name or header is missing."), action_argv[0]);
+		goto out;
+	}
+
+	if (req_type && strcmp(req_type, crypt_get_type(cd))) {
+		log_err(_("%s is not active %s device name."), action_argv[0], req_type);
+		goto out;
+	}
+
+	r = crypt_get_active_device(cd, action_argv[0], &cad);
+	if (r < 0)
+		goto out;
+
+	if (!(cad.flags & CRYPT_ACTIVATE_SUSPENDED)) {
+		log_err(_("Volume %s is not suspended."), action_argv[0]);
+		r = -EINVAL;
+		goto out;
+	}
+
+	/* try to resume LUKS2 device by token first */
+	r = crypt_resume_by_token_pin(cd, action_argv[0], ARG_STR(OPT_TOKEN_TYPE_ID),
+					ARG_INT32(OPT_TOKEN_ID_ID), NULL, 0, NULL);
+	tools_keyslot_msg(r, UNLOCKED);
+	tools_token_error_msg(r, ARG_STR(OPT_TOKEN_TYPE_ID), ARG_INT32(OPT_TOKEN_ID_ID), false);
+
+	/* Token requires PIN. Ask if there is evident preference for tokens */
+	if (r == -ENOANO && (ARG_SET(OPT_TOKEN_ONLY_ID) || ARG_SET(OPT_TOKEN_TYPE_ID) ||
+			     ARG_SET(OPT_TOKEN_ID_ID)))
+		r = _try_token_pin_unlock(cd, ARG_INT32(OPT_TOKEN_ID_ID), action_argv[0], ARG_STR(OPT_TOKEN_TYPE_ID), 0, set_tries_tty(), false);
+
+	if (r >= 0 || quit || ARG_SET(OPT_TOKEN_ONLY_ID))
+		goto out;
+
+	tries = set_tries_tty();
+	do {
+		r = tools_get_key(NULL, &password, &passwordLen,
+			ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+			ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+		if (r < 0)
+			goto out;
+
+		r = crypt_resume_by_passphrase(cd, action_argv[0], ARG_INT32(OPT_KEY_SLOT_ID),
+					       password, passwordLen);
+		tools_passphrase_msg(r);
+		check_signal(&r);
+		tools_keyslot_msg(r, UNLOCKED);
+
+		crypt_safe_free(password);
+		password = NULL;
+	} while ((r == -EPERM || r == -ERANGE) && (--tries > 0));
+out:
+	crypt_safe_free(password);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksBackup(void)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+
+	if (!ARG_SET(OPT_HEADER_BACKUP_FILE_ID)) {
+		log_err(_("Option --header-backup-file is required."));
+		return -EINVAL;
+	}
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	r = crypt_header_backup(cd, NULL, ARG_STR(OPT_HEADER_BACKUP_FILE_ID));
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksRestore(void)
+{
+	struct crypt_device *cd = NULL;
+	int r = 0;
+
+	if (!ARG_SET(OPT_HEADER_BACKUP_FILE_ID)) {
+		log_err(_("Option --header-backup-file is required."));
+		return -EINVAL;
+	}
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID))
+		crypt_set_confirm_callback(cd, yesDialog, NULL);
+	r = crypt_header_restore(cd, NULL, ARG_STR(OPT_HEADER_BACKUP_FILE_ID));
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static const char *_get_device_type(void)
+{
+	const char *type, *name = NULL;
+	struct crypt_device *cd = NULL;
+
+	if (action_argc > 1)
+		name = action_argv[1];
+	else if (action_argc == 1)
+		name = action_argv[0];
+
+	if (crypt_init_by_name_and_header(&cd, name, ARG_STR(OPT_HEADER_ID)))
+		return NULL;
+
+	type = crypt_get_type(cd);
+	if (!type) {
+		crypt_free(cd);
+		log_err(_("%s is not cryptsetup managed device."), name);
+		return NULL;
+	}
+
+	if (!strncmp(type, "LUKS", 4))
+		type = "luks";
+	else if (!strcmp(type, CRYPT_PLAIN))
+		type = "plain";
+	else if (!strcmp(type, CRYPT_LOOPAES))
+		type = "loopaes";
+	else {
+		log_err(_("Refresh is not supported for device type %s"), type);
+		type = NULL;
+	}
+
+	crypt_free(cd);
+
+	return type;
+}
+
+static int action_open(void)
+{
+	int r = -EINVAL;
+
+	if (ARG_SET(OPT_REFRESH_ID) && !device_type)
+		/* read device type from active mapping */
+		device_type = _get_device_type();
+
+	if (!device_type)
+		return -EINVAL;
+
+	if (!strcmp(device_type, "luks") ||
+	    !strcmp(device_type, "luks1") ||
+	    !strcmp(device_type, "luks2")) {
+		if (action_argc < 2 && (!ARG_SET(OPT_TEST_PASSPHRASE_ID) && !ARG_SET(OPT_REFRESH_ID)))
+			goto out;
+		return action_open_luks();
+	} else if (!strcmp(device_type, "plain")) {
+		if (action_argc < 2 && !ARG_SET(OPT_REFRESH_ID))
+			goto out;
+		return action_open_plain();
+	} else if (!strcmp(device_type, "loopaes")) {
+		if (action_argc < 2 && !ARG_SET(OPT_REFRESH_ID))
+			goto out;
+		return action_open_loopaes();
+	} else if (!strcmp(device_type, "tcrypt")) {
+		if (action_argc < 2 && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+			goto out;
+		return action_open_tcrypt();
+	} else if (!strcmp(device_type, "bitlk")) {
+		if (action_argc < 2 && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+			goto out;
+		return action_open_bitlk();
+	} else if (!strcmp(device_type, "fvault2")) {
+		if (action_argc < 2 && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+			goto out;
+		return action_open_fvault2();
+	} else
+		r = -ENOENT;
+out:
+	if (r == -ENOENT)
+		log_err(_("Unrecognized metadata device type %s."), device_type);
+	else
+		log_err(_("Command requires device and mapped name as arguments."));
+
+	return r;
+}
+
+static int action_luksErase(void)
+{
+	struct crypt_device *cd = NULL;
+	crypt_keyslot_info ki;
+	char *msg = NULL;
+	int i, max, r;
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		goto out;
+
+	if ((r = crypt_load(cd, luksType(device_type), NULL))) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	if(asprintf(&msg, _("This operation will erase all keyslots on device %s.\n"
+			    "Device will become unusable after this operation."),
+			    uuid_or_device_header(NULL)) == -1) {
+		r = -ENOMEM;
+		goto out;
+	}
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !yesDialog(msg, _("Operation aborted, keyslots were NOT wiped.\n"))) {
+		r = -EPERM;
+		goto out;
+	}
+
+	/* Safety check */
+	max = crypt_keyslot_max(crypt_get_type(cd));
+	if (max <= 0) {
+		r = -EINVAL;
+		goto out;
+	}
+
+	for (i = 0; i < max; i++) {
+		ki = crypt_keyslot_status(cd, i);
+		if (ki == CRYPT_SLOT_ACTIVE || ki == CRYPT_SLOT_ACTIVE_LAST) {
+			r = crypt_keyslot_destroy(cd, i);
+			if (r < 0)
+				goto out;
+			tools_keyslot_msg(i, REMOVED);
+		}
+	}
+out:
+	free(msg);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_luksConvert(void)
+{
+	struct crypt_device *cd = NULL;
+	char *msg = NULL;
+	const char *to_type, *from_type;
+	int r;
+
+	if (!strcmp(device_type, "luks2")) {
+		to_type = CRYPT_LUKS2;
+	} else if (!strcmp(device_type, "luks1")) {
+		to_type = CRYPT_LUKS1;
+	} else {
+		log_err(_("Invalid LUKS type, only luks1 and luks2 are supported."));
+		return -EINVAL;
+	}
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		return r;
+
+	if ((r = crypt_load(cd, CRYPT_LUKS, NULL)) ||
+	    !(from_type = crypt_get_type(cd))) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			uuid_or_device_header(NULL));
+		crypt_free(cd);
+		return r;
+	}
+
+	if (!strcmp(from_type, to_type)) {
+		log_err(_("Device is already %s type."), to_type);
+		crypt_free(cd);
+		return -EINVAL;
+	}
+
+	r = 0;
+	if (!ARG_SET(OPT_BATCH_MODE_ID)) {
+		if (asprintf(&msg, _("This operation will convert %s to %s format.\n"),
+				    uuid_or_device_header(NULL), to_type) == -1)
+			r = -ENOMEM;
+		else if (!yesDialog(msg, _("Operation aborted, device was NOT converted.\n")))
+			r = -EPERM;
+	}
+
+	r = r ?: crypt_convert(cd, to_type, NULL);
+
+	free(msg);
+	crypt_free(cd);
+	return r;
+}
+
+static int _config_priority(struct crypt_device *cd)
+{
+	crypt_keyslot_info cs;
+	crypt_keyslot_priority priority = CRYPT_SLOT_PRIORITY_INVALID;
+
+	if (!strcmp("normal", ARG_STR(OPT_PRIORITY_ID)))
+		priority = CRYPT_SLOT_PRIORITY_NORMAL;
+	else if (!strcmp("prefer", ARG_STR(OPT_PRIORITY_ID)))
+		priority = CRYPT_SLOT_PRIORITY_PREFER;
+	else if (!strcmp("ignore", ARG_STR(OPT_PRIORITY_ID)))
+		priority = CRYPT_SLOT_PRIORITY_IGNORE;
+
+	cs = crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID));
+	if (cs != CRYPT_SLOT_INVALID)
+		return crypt_keyslot_set_priority(cd, ARG_INT32(OPT_KEY_SLOT_ID), priority);
+	return -EINVAL;
+}
+
+static int _config_labels(struct crypt_device *cd)
+{
+	return crypt_set_label(cd, ARG_STR(OPT_LABEL_ID), ARG_STR(OPT_SUBSYSTEM_ID));
+}
+
+static int action_luksConfig(void)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+
+	if (!ARG_SET(OPT_PRIORITY_ID) && !ARG_SET(OPT_LABEL_ID) && !ARG_SET(OPT_SUBSYSTEM_ID)) {
+		log_err(_("Option --priority, --label or --subsystem is missing."));
+		return -EINVAL;
+	}
+
+	if ((r = crypt_init(&cd, uuid_or_device_header(NULL))))
+		return r;
+
+	if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+		log_err(_("Device %s is not a valid LUKS2 device."),
+			uuid_or_device_header(NULL));
+		goto out;
+	}
+
+	if (ARG_SET(OPT_PRIORITY_ID) && (r = _config_priority(cd)))
+		goto out;
+
+	if ((ARG_SET(OPT_LABEL_ID) || ARG_SET(OPT_SUBSYSTEM_ID)) && (r = _config_labels(cd)))
+		goto out;
+out:
+	crypt_free(cd);
+	return r;
+}
+
+static int _token_add(struct crypt_device *cd)
+{
+	int r, token;
+	crypt_token_info token_info;
+	const struct crypt_token_params_luks2_keyring params = {
+		.key_description = ARG_STR(OPT_KEY_DESCRIPTION_ID)
+	};
+
+	if (ARG_INT32(OPT_TOKEN_ID_ID) != CRYPT_ANY_TOKEN) {
+		token_info = crypt_token_status(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+		if (token_info < CRYPT_TOKEN_INACTIVE) {
+			log_err(_("Token %d is invalid."), ARG_INT32(OPT_TOKEN_ID_ID));
+			return -EINVAL;
+		} else if (token_info > CRYPT_TOKEN_INACTIVE && !ARG_SET(OPT_TOKEN_REPLACE_ID)) {
+			log_err(_("Token %d in use."), ARG_INT32(OPT_TOKEN_ID_ID));
+			return -EINVAL;
+		}
+	}
+
+	if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_INACTIVE) {
+		log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+		return -EINVAL;
+	}
+
+	r = crypt_token_luks2_keyring_set(cd, ARG_INT32(OPT_TOKEN_ID_ID), &params);
+	if (r < 0) {
+		log_err(_("Failed to add luks2-keyring token %d."), ARG_INT32(OPT_TOKEN_ID_ID));
+		return r;
+	}
+
+	token = r;
+
+	if (ARG_SET(OPT_UNBOUND_ID))
+		return token;
+
+	r = crypt_token_assign_keyslot(cd, token, ARG_INT32(OPT_KEY_SLOT_ID));
+	if (r < 0) {
+		log_err(_("Failed to assign token %d to keyslot %d."), token, ARG_INT32(OPT_KEY_SLOT_ID));
+		(void) crypt_token_json_set(cd, token, NULL);
+		return r;
+	}
+
+	return token;
+}
+
+static int _token_remove(struct crypt_device *cd)
+{
+	crypt_token_info token_info;
+
+	token_info = crypt_token_status(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+	if (token_info < CRYPT_TOKEN_INACTIVE) {
+		log_err(_("Token %d is invalid."), ARG_INT32(OPT_TOKEN_ID_ID));
+		return -EINVAL;
+	} else if (token_info == CRYPT_TOKEN_INACTIVE) {
+		log_err(_("Token %d is not in use."), ARG_INT32(OPT_TOKEN_ID_ID));
+		return -EINVAL;
+	}
+
+	return crypt_token_json_set(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+}
+
+static int _token_import(struct crypt_device *cd)
+{
+	char *json;
+	size_t json_length;
+	crypt_token_info token_info;
+	int r, token;
+
+	if (ARG_INT32(OPT_TOKEN_ID_ID) != CRYPT_ANY_TOKEN) {
+		token_info = crypt_token_status(cd, ARG_INT32(OPT_TOKEN_ID_ID), NULL);
+		if (token_info < CRYPT_TOKEN_INACTIVE) {
+			log_err(_("Token %d is invalid."), ARG_INT32(OPT_TOKEN_ID_ID));
+			return -EINVAL;
+		} else if (token_info > CRYPT_TOKEN_INACTIVE && !ARG_SET(OPT_TOKEN_REPLACE_ID)) {
+			log_err(_("Token %d in use."), ARG_INT32(OPT_TOKEN_ID_ID));
+			return -EINVAL;
+		}
+	}
+
+	if (crypt_keyslot_status(cd, ARG_INT32(OPT_KEY_SLOT_ID)) == CRYPT_SLOT_INACTIVE) {
+		log_err(_("Keyslot %d is not active."), ARG_INT32(OPT_KEY_SLOT_ID));
+		return -EINVAL;
+	}
+
+	r = tools_read_json_file(ARG_STR(OPT_JSON_FILE_ID), &json, &json_length, ARG_SET(OPT_BATCH_MODE_ID));
+	if (r)
+		return r;
+
+	r = crypt_token_json_set(cd, ARG_INT32(OPT_TOKEN_ID_ID), json);
+	free(json);
+	if (r < 0) {
+		log_err(_("Failed to import token from file."));
+		return r;
+	}
+
+	token = r;
+
+	if (ARG_INT32(OPT_KEY_SLOT_ID) != CRYPT_ANY_SLOT) {
+		r = crypt_token_assign_keyslot(cd, token, ARG_INT32(OPT_KEY_SLOT_ID));
+		if (r < 0) {
+			log_err(_("Failed to assign token %d to keyslot %d."), token, ARG_INT32(OPT_KEY_SLOT_ID));
+			(void) crypt_token_json_set(cd, token, NULL);
+			return r;
+		}
+	}
+
+	return token;
+}
+
+static int _token_export(struct crypt_device *cd)
+{
+	const char *json;
+	int r;
+
+	r = crypt_token_json_get(cd, ARG_INT32(OPT_TOKEN_ID_ID), &json);
+	if (r < 0) {
+		log_err(_("Failed to get token %d for export."), ARG_INT32(OPT_TOKEN_ID_ID));
+		return r;
+	}
+
+	return tools_write_json_file(ARG_STR(OPT_JSON_FILE_ID), json);
+}
+
+static int _token_unassign(struct crypt_device *cd)
+{
+	int r = crypt_token_is_assigned(cd, ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
+
+	if (r < 0) {
+		if (r == -ENOENT)
+			log_err(_("Token %d is not assigned to keyslot %d."), ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
+		else
+			log_err(_("Failed to unassign token %d from keyslot %d."), ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
+
+		return r;
+	}
+
+	r = crypt_token_unassign_keyslot(cd, ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
+	if (r < 0)
+		log_err(_("Failed to unassign token %d from keyslot %d."), ARG_INT32(OPT_TOKEN_ID_ID), ARG_INT32(OPT_KEY_SLOT_ID));
+
+	return r;
+}
+
+static int action_token(void)
+{
+	int r;
+	struct crypt_device *cd = NULL;
+
+	if ((r = crypt_init(&cd, uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[1]))))
+		return r;
+
+	if ((r = crypt_load(cd, CRYPT_LUKS2, NULL))) {
+		log_err(_("Device %s is not a valid LUKS2 device."),
+			uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[1]));
+		crypt_free(cd);
+		return r;
+	}
+
+	r = -EINVAL;
+
+	if (!strcmp(action_argv[0], "add")) {
+		r = _token_add(cd); /* adds only luks2-keyring type */
+		tools_token_msg(r, CREATED);
+	} else if (!strcmp(action_argv[0], "remove")) {
+		r = _token_remove(cd);
+		tools_token_msg(r, REMOVED);
+	} else if (!strcmp(action_argv[0], "import")) {
+		r = _token_import(cd);
+		tools_token_msg(r, CREATED);
+	} else if (!strcmp(action_argv[0], "export"))
+		r = _token_export(cd);
+	else if (!strcmp(action_argv[0], "unassign"))
+		r = _token_unassign(cd);
+
+	crypt_free(cd);
+
+	return r;
+}
+
+static int action_reencrypt(void)
+{
+	return reencrypt(action_argc, action_argv);
+}
+
+static const char *verify_tcryptdump(void)
+{
+	if ((ARG_SET(OPT_TCRYPT_HIDDEN_ID) || ARG_SET(OPT_TCRYPT_SYSTEM_ID) || ARG_SET(OPT_TCRYPT_BACKUP_ID)) && (!device_type || strcmp(device_type, "tcrypt")))
+		return _("Option --tcrypt-hidden, --tcrypt-system or --tcrypt-backup is supported only for TCRYPT device.");
+
+	if ((ARG_SET(OPT_VERACRYPT_ID) || ARG_SET(OPT_DISABLE_VERACRYPT_ID)) && (!device_type || strcmp(device_type, "tcrypt")))
+		return _("Option --veracrypt or --disable-veracrypt is supported only for TCRYPT device type.");
+
+	if (ARG_SET(OPT_VERACRYPT_PIM_ID) && ARG_SET(OPT_DISABLE_VERACRYPT_ID))
+		return _("Option --veracrypt-pim is supported only for VeraCrypt compatible devices.");
+
+	if (ARG_SET(OPT_VERACRYPT_QUERY_PIM_ID)) {
+		if (ARG_SET(OPT_DISABLE_VERACRYPT_ID))
+			return _("Option --veracrypt-query-pim is supported only for VeraCrypt compatible devices.");
+		else if (ARG_SET(OPT_VERACRYPT_PIM_ID))
+			return _("The options --veracrypt-pim and --veracrypt-query-pim are mutually exclusive.");
+	}
+
+	return NULL;
+}
+
+static const char * verify_open(void)
+{
+	if (ARG_SET(OPT_PERSISTENT_ID) && ARG_SET(OPT_TEST_PASSPHRASE_ID))
+		return _("Option --persistent is not allowed with --test-passphrase.");
+
+	if (ARG_SET(OPT_REFRESH_ID) && ARG_SET(OPT_TEST_PASSPHRASE_ID))
+		return _("Options --refresh and --test-passphrase are mutually exclusive.");
+
+	if (ARG_SET(OPT_SHARED_ID) && strcmp_or_null(device_type, "plain"))
+		return _("Option --shared is allowed only for open of plain device.");
+
+	if (ARG_SET(OPT_SKIP_ID) && strcmp_or_null(device_type, "plain") && strcmp(device_type, "loopaes"))
+		return _("Option --skip is supported only for open of plain and loopaes devices.");
+
+	if (ARG_SET(OPT_OFFSET_ID) && strcmp_or_null(device_type, "plain") && strcmp(device_type, "loopaes"))
+		return _("Option --offset with open action is only supported for plain and loopaes devices.");
+
+	if (ARG_SET(OPT_TCRYPT_HIDDEN_ID) && ARG_SET(OPT_ALLOW_DISCARDS_ID))
+		return _("Option --tcrypt-hidden cannot be combined with --allow-discards.");
+
+	if (ARG_SET(OPT_SECTOR_SIZE_ID) &&
+	    (!device_type || strcmp(device_type, "plain")))
+		return _("Sector size option with open action is supported only for plain devices.");
+
+	if (ARG_SET(OPT_IV_LARGE_SECTORS_ID) && (!device_type || strcmp(device_type, "plain") ||
+	    ARG_UINT32(OPT_SECTOR_SIZE_ID) <= SECTOR_SIZE))
+		return _("Large IV sectors option is supported only for opening plain type device with sector size larger than 512 bytes.");
+
+	if (ARG_SET(OPT_TEST_PASSPHRASE_ID) && (!device_type ||
+	    (strncmp(device_type, "luks", 4) && strcmp(device_type, "tcrypt") &&
+	     strcmp(device_type, "bitlk") && strcmp(device_type, "fvault2"))))
+		return _("Option --test-passphrase is allowed only for open of LUKS, TCRYPT, BITLK and FVAULT2 devices.");
+
+	if (ARG_SET(OPT_DEVICE_SIZE_ID) && ARG_SET(OPT_SIZE_ID))
+		return _("Options --device-size and --size cannot be combined.");
+
+	if (ARG_SET(OPT_UNBOUND_ID) && device_type && strncmp(device_type, "luks", 4))
+		return _("Option --unbound is allowed only for open of luks device.");
+
+	if (ARG_SET(OPT_UNBOUND_ID) && !ARG_SET(OPT_TEST_PASSPHRASE_ID))
+		return _("Option --unbound cannot be used without --test-passphrase.");
+
+	/* "open --type tcrypt" and "tcryptDump" checks are identical */
+	return verify_tcryptdump();
+}
+
+static const char *verify_close(void)
+{
+	if (ARG_SET(OPT_CANCEL_DEFERRED_ID) && ARG_SET(OPT_DEFERRED_ID))
+		return _("Options --cancel-deferred and --deferred cannot be used at the same time.");
+
+	return NULL;
+}
+
+static const char *verify_resize(void)
+{
+	if (ARG_SET(OPT_DEVICE_SIZE_ID) && ARG_SET(OPT_SIZE_ID))
+		return _("Options --device-size and --size cannot be combined.");
+
+	return NULL;
+}
+
+static const char *verify_reencrypt(void)
+{
+	if (ARG_SET(OPT_REDUCE_DEVICE_SIZE_ID) && ARG_SET(OPT_DEVICE_SIZE_ID))
+		return _("Options --reduce-device-size and --data-size cannot be combined.");
+
+	if (isLUKS1(luksType(device_type)) && ARG_SET(OPT_ACTIVE_NAME_ID))
+		return _("Option --active-name can be set only for LUKS2 device.");
+
+	if (ARG_SET(OPT_ACTIVE_NAME_ID) && ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID))
+		return _("Options --active-name and --force-offline-reencrypt cannot be combined.");
+
+	return NULL;
+}
+
+static const char *verify_config(void)
+{
+	if (ARG_SET(OPT_PRIORITY_ID) && ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT)
+		return _("Keyslot specification is required.");
+
+	return NULL;
+}
+
+static const char *verify_format(void)
+{
+	if (ARG_SET(OPT_ALIGN_PAYLOAD_ID) && ARG_SET(OPT_OFFSET_ID))
+		return _("Options --align-payload and --offset cannot be combined.");
+
+	if (ARG_SET(OPT_INTEGRITY_NO_WIPE_ID) && !ARG_SET(OPT_INTEGRITY_ID))
+		return _("Option --integrity-no-wipe can be used only for format action with integrity extension.");
+
+	if (ARG_SET(OPT_USE_RANDOM_ID) && ARG_SET(OPT_USE_URANDOM_ID))
+		return  _("Only one of --use-[u]random options is allowed.");
+
+	return NULL;
+}
+
+static const char *verify_addkey(void)
+{
+	if (ARG_SET(OPT_UNBOUND_ID) && !ARG_UINT32(OPT_KEY_SIZE_ID))
+		return _("Key size is required with --unbound option.");
+
+	return NULL;
+}
+
+static const char *verify_luksDump(void)
+{
+	if (ARG_SET(OPT_UNBOUND_ID) && ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT)
+		return _("Keyslot specification is required.");
+
+	return NULL;
+}
+
+static const char *verify_token(void)
+{
+	if (strcmp(action_argv[0], "add") &&
+	    strcmp(action_argv[0], "remove") &&
+	    strcmp(action_argv[0], "import") &&
+	    strcmp(action_argv[0], "export") &&
+	    strcmp(action_argv[0], "unassign"))
+		return _("Invalid token action.");
+
+	if (!ARG_SET(OPT_KEY_DESCRIPTION_ID) && !strcmp(action_argv[0], "add"))
+		return _("--key-description parameter is mandatory for token add action.");
+
+	if (ARG_INT32(OPT_TOKEN_ID_ID) == CRYPT_ANY_TOKEN &&
+	    (!strcmp(action_argv[0], "remove") || !strcmp(action_argv[0], "export")))
+		return _("Action requires specific token. Use --token-id parameter.");
+
+	if (ARG_SET(OPT_UNBOUND_ID)) {
+		if (strcmp(action_argv[0], "add"))
+			return _("Option --unbound is valid only with token add action.");
+		if (ARG_SET(OPT_KEY_SLOT_ID))
+			return _("Options --key-slot and --unbound cannot be combined.");
+	}
+
+	if (!strcmp(action_argv[0], "unassign")) {
+		if (!ARG_SET(OPT_KEY_SLOT_ID))
+			return _("Action requires specific keyslot. Use --key-slot parameter.");
+		if (!ARG_SET(OPT_TOKEN_ID_ID))
+			return _("Action requires specific token. Use --token-id parameter.");
+	}
+
+	return NULL;
+}
+
+static struct action_type {
+	const char *type;
+	int (*handler)(void);
+	const char *(*verify)(void);
+	int required_action_argc;
+	const char *arg_desc;
+	const char *desc;
+} action_types[] = {
+	{ OPEN_ACTION,		action_open,		verify_open,		1, N_("<device> [--type <type>] [<name>]"),N_("open device as <name>") },
+	{ CLOSE_ACTION,		action_close,		verify_close,		1, N_("<name>"), N_("close device (remove mapping)") },
+	{ RESIZE_ACTION,	action_resize,		verify_resize,		1, N_("<name>"), N_("resize active device") },
+	{ STATUS_ACTION,	action_status,		NULL,			1, N_("<name>"), N_("show device status") },
+	{ BENCHMARK_ACTION,	action_benchmark,	NULL,			0, N_("[--cipher <cipher>]"), N_("benchmark cipher") },
+	{ REPAIR_ACTION,	action_luksRepair,	NULL,			1, N_("<device>"), N_("try to repair on-disk metadata") },
+	{ REENCRYPT_ACTION,	action_reencrypt,	verify_reencrypt,	0, N_("<device>"), N_("reencrypt LUKS2 device") },
+	{ ERASE_ACTION,		action_luksErase,	NULL,			1, N_("<device>"), N_("erase all keyslots (remove encryption key)") },
+	{ CONVERT_ACTION,	action_luksConvert,	NULL,			1, N_("<device>"), N_("convert LUKS from/to LUKS2 format") },
+	{ CONFIG_ACTION,	action_luksConfig,	verify_config,		1, N_("<device>"), N_("set permanent configuration options for LUKS2") },
+	{ FORMAT_ACTION,	action_luksFormat,	verify_format,		1, N_("<device> [<new key file>]"), N_("formats a LUKS device") },
+	{ ADDKEY_ACTION,	action_luksAddKey,	verify_addkey,		1, N_("<device> [<new key file>]"), N_("add key to LUKS device") },
+	{ REMOVEKEY_ACTION,	action_luksRemoveKey,	NULL,			1, N_("<device> [<key file>]"), N_("removes supplied key or key file from LUKS device") },
+	{ CHANGEKEY_ACTION,	action_luksChangeKey,	NULL,			1, N_("<device> [<key file>]"), N_("changes supplied key or key file of LUKS device") },
+	{ CONVERTKEY_ACTION,	action_luksConvertKey,	NULL,			1, N_("<device> [<key file>]"), N_("converts a key to new pbkdf parameters") },
+	{ KILLKEY_ACTION,	action_luksKillSlot,	NULL,			2, N_("<device> <key slot>"), N_("wipes key with number <key slot> from LUKS device") },
+	{ UUID_ACTION,		action_luksUUID,	NULL,			1, N_("<device>"), N_("print UUID of LUKS device") },
+	{ ISLUKS_ACTION,	action_isLuks,		NULL,			1, N_("<device>"), N_("tests <device> for LUKS partition header") },
+	{ LUKSDUMP_ACTION,	action_luksDump,	verify_luksDump,	1, N_("<device>"), N_("dump LUKS partition information") },
+	{ TCRYPTDUMP_ACTION,	action_tcryptDump,	verify_tcryptdump,	1, N_("<device>"), N_("dump TCRYPT device information") },
+	{ BITLKDUMP_ACTION,	action_bitlkDump,	NULL,			1, N_("<device>"), N_("dump BITLK device information") },
+	{ FVAULT2DUMP_ACTION,	action_fvault2Dump,	NULL,			1, N_("<device>"), N_("dump FVAULT2 device information") },
+	{ SUSPEND_ACTION,	action_luksSuspend,	NULL,			1, N_("<device>"), N_("Suspend LUKS device and wipe key (all IOs are frozen)") },
+	{ RESUME_ACTION,	action_luksResume,	NULL,			1, N_("<device>"), N_("Resume suspended LUKS device") },
+	{ HEADERBACKUP_ACTION,	action_luksBackup,	NULL,			1, N_("<device>"), N_("Backup LUKS device header and keyslots") },
+	{ HEADERRESTORE_ACTION,	action_luksRestore,	NULL,			1, N_("<device>"), N_("Restore LUKS device header and keyslots") },
+	{ TOKEN_ACTION,		action_token,		verify_token,		2, N_("<add|remove|import|export> <device>"), N_("Manipulate LUKS2 tokens") },
+	{}
+};
+
+static void help(poptContext popt_context,
+		 enum poptCallbackReason reason __attribute__((unused)),
+		 struct poptOption *key,
+		 const char *arg __attribute__((unused)),
+		 void *data __attribute__((unused)))
+{
+	const char *path;
+
+	if (key->shortName == '?') {
+		struct action_type *action;
+		const struct crypt_pbkdf_type *pbkdf_luks1, *pbkdf_luks2;
+
+		tools_package_version(PACKAGE_NAME, true);
+		poptPrintHelp(popt_context, stdout, 0);
+
+		log_std(_("\n"
+			 "<action> is one of:\n"));
+
+		for(action = action_types; action->type; action++)
+			log_std("\t%s %s - %s\n", action->type, _(action->arg_desc), _(action->desc));
+
+		log_std(_("\n"
+			  "You can also use old <action> syntax aliases:\n"
+			  "\topen: create (plainOpen), luksOpen, loopaesOpen, tcryptOpen, bitlkOpen, fvault2Open\n"
+			  "\tclose: remove (plainClose), luksClose, loopaesClose, tcryptClose, bitlkClose, fvault2Close\n"));
+		log_std(_("\n"
+			 "<name> is the device to create under %s\n"
+			 "<device> is the encrypted device\n"
+			 "<key slot> is the LUKS key slot number to modify\n"
+			 "<key file> optional key file for the new key for luksAddKey action\n"),
+			crypt_get_dir());
+
+		log_std(_("\nDefault compiled-in metadata format is %s (for luksFormat action).\n"),
+			  crypt_get_default_type());
+
+		path = crypt_token_external_path();
+		if (path) {
+			log_std(_("\nLUKS2 external token plugin support is %s.\n"), _("compiled-in"));
+			log_std(_("LUKS2 external token plugin path: %s.\n"), path);
+		} else
+			log_std(_("\nLUKS2 external token plugin support is %s.\n"), _("disabled"));
+
+		pbkdf_luks1 = crypt_get_pbkdf_default(CRYPT_LUKS1);
+		pbkdf_luks2 = crypt_get_pbkdf_default(CRYPT_LUKS2);
+		log_std(_("\nDefault compiled-in key and passphrase parameters:\n"
+			 "\tMaximum keyfile size: %dkB, "
+			 "Maximum interactive passphrase length %d (characters)\n"
+			 "Default PBKDF for LUKS1: %s, iteration time: %d (ms)\n"
+			 "Default PBKDF for LUKS2: %s\n"
+			 "\tIteration time: %d, Memory required: %dkB, Parallel threads: %d\n"),
+			 DEFAULT_KEYFILE_SIZE_MAXKB, DEFAULT_PASSPHRASE_SIZE_MAX,
+			 pbkdf_luks1->type,  pbkdf_luks1->time_ms,
+			 pbkdf_luks2->type, pbkdf_luks2->time_ms, pbkdf_luks2->max_memory_kb,
+			 pbkdf_luks2->parallel_threads);
+
+		log_std(_("\nDefault compiled-in device cipher parameters:\n"
+			 "\tloop-AES: %s, Key %d bits\n"
+			 "\tplain: %s, Key: %d bits, Password hashing: %s\n"
+			 "\tLUKS: %s, Key: %d bits, LUKS header hashing: %s, RNG: %s\n"),
+			 DEFAULT_LOOPAES_CIPHER, DEFAULT_LOOPAES_KEYBITS,
+			 DEFAULT_CIPHER(PLAIN), DEFAULT_PLAIN_KEYBITS, DEFAULT_PLAIN_HASH,
+			 DEFAULT_CIPHER(LUKS1), DEFAULT_LUKS1_KEYBITS, DEFAULT_LUKS1_HASH,
+			 DEFAULT_RNG);
+#if defined(ENABLE_LUKS_ADJUST_XTS_KEYSIZE) && DEFAULT_LUKS1_KEYBITS != 512
+		log_std(_("\tLUKS: Default keysize with XTS mode (two internal keys) will be doubled.\n"));
+#endif
+		tools_cleanup();
+		poptFreeContext(popt_context);
+		exit(EXIT_SUCCESS);
+	} else if (key->shortName == 'V') {
+		tools_package_version(PACKAGE_NAME, true);
+		tools_cleanup();
+		poptFreeContext(popt_context);
+		exit(EXIT_SUCCESS);
+	} else
+		usage(popt_context, EXIT_SUCCESS, NULL, NULL);
+}
+
+static void help_args(struct action_type *action, poptContext popt_context)
+{
+	char buf[128];
+
+	if (snprintf(buf, sizeof(buf), _("%s: requires %s as arguments"), action->type, action->arg_desc) < 0)
+		buf[0] = '\0';
+	usage(popt_context, EXIT_FAILURE, buf, poptGetInvocationName(popt_context));
+}
+
+static int run_action(struct action_type *action)
+{
+	int r;
+
+	log_dbg("Running command %s.", action->type);
+
+	set_int_handler(0);
+	r = action->handler();
+
+	/* Some functions returns keyslot # */
+	if (r > 0)
+		r = 0;
+	check_signal(&r);
+
+	show_status(r);
+	return translate_errno(r);
+}
+
+static const char *verify_action(struct action_type *action)
+{
+	log_dbg("Verifying parameters for command %s.", action->type);
+
+	return action->verify ? action->verify() : NULL;
+}
+
+static bool needs_size_conversion(unsigned arg_id)
+{
+	return (arg_id == OPT_DEVICE_SIZE_ID || arg_id == OPT_HOTZONE_SIZE_ID ||
+		arg_id == OPT_LUKS2_KEYSLOTS_SIZE_ID || arg_id == OPT_LUKS2_METADATA_SIZE_ID ||
+		arg_id == OPT_REDUCE_DEVICE_SIZE_ID);
+}
+
+static void check_key_slot_value(poptContext popt_context)
+{
+	if (ARG_INT32(OPT_KEY_SLOT_ID) < 0)
+		usage(popt_context, EXIT_FAILURE, _("Key slot is invalid."),
+		      poptGetInvocationName(popt_context));
+}
+
+static void basic_options_cb(poptContext popt_context,
+		 enum poptCallbackReason reason __attribute__((unused)),
+		 struct poptOption *key,
+		 const char *arg,
+		 void *data __attribute__((unused)))
+{
+	tools_parse_arg_value(popt_context, tool_core_args[key->val].type, tool_core_args + key->val, arg, key->val, needs_size_conversion);
+
+	/* special cases additional handling */
+	switch (key->val) {
+	case OPT_DEBUG_JSON_ID:
+		/* fall through */
+	case OPT_DEBUG_ID:
+		log_parms.debug = true;
+		/* fall through */
+	case OPT_VERBOSE_ID:
+		log_parms.verbose = true;
+		break;
+	case OPT_DEVICE_SIZE_ID:
+		if (ARG_UINT64(OPT_DEVICE_SIZE_ID) == 0)
+			usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+			      poptGetInvocationName(popt_context));
+		if (ARG_UINT64(OPT_DEVICE_SIZE_ID) % SECTOR_SIZE)
+			usage(popt_context, EXIT_FAILURE, _("Device size must be multiple of 512 bytes sector."),
+			      poptGetInvocationName(popt_context));
+		break;
+	case OPT_HOTZONE_SIZE_ID:
+		if (ARG_UINT64(OPT_HOTZONE_SIZE_ID) == 0)
+			usage(popt_context, EXIT_FAILURE, _("Invalid max reencryption hotzone size specification."),
+			      poptGetInvocationName(popt_context));
+		break;
+	case OPT_KEY_FILE_ID:
+		if (tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID))) {
+			free(keyfile_stdin);
+			keyfile_stdin = strdup(ARG_STR(OPT_KEY_FILE_ID));
+		} else if (keyfiles_count < MAX_KEYFILES)
+			keyfiles[keyfiles_count++] = strdup(ARG_STR(OPT_KEY_FILE_ID));
+		total_keyfiles++;
+		break;
+	case OPT_KEY_SIZE_ID:
+		if (ARG_UINT32(OPT_KEY_SIZE_ID) % 8)
+			usage(popt_context, EXIT_FAILURE,
+			      _("Key size must be a multiple of 8 bits"),
+			      poptGetInvocationName(popt_context));
+		break;
+	case OPT_KEY_SLOT_ID:
+		check_key_slot_value(popt_context);
+		break;
+	case OPT_KEYSLOT_KEY_SIZE_ID:
+		if (ARG_UINT32(OPT_KEYSLOT_KEY_SIZE_ID) == 0)
+			usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+			      poptGetInvocationName(popt_context));
+		if (ARG_UINT32(OPT_KEYSLOT_KEY_SIZE_ID) % 8)
+			usage(popt_context, EXIT_FAILURE,
+			      _("Key size must be a multiple of 8 bits"),
+			      poptGetInvocationName(popt_context));
+		break;
+	case OPT_REDUCE_DEVICE_SIZE_ID:
+		if (ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID) > 1024 * 1024 * 1024)
+			usage(popt_context, EXIT_FAILURE, _("Maximum device reduce size is 1 GiB."),
+			      poptGetInvocationName(popt_context));
+		if (ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID) % SECTOR_SIZE)
+			usage(popt_context, EXIT_FAILURE, _("Reduce size must be multiple of 512 bytes sector."),
+			      poptGetInvocationName(popt_context));
+		data_shift = -(int64_t)ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID);
+		break;
+	case OPT_SECTOR_SIZE_ID:
+		if (ARG_UINT32(OPT_SECTOR_SIZE_ID) < SECTOR_SIZE ||
+		    ARG_UINT32(OPT_SECTOR_SIZE_ID) > MAX_SECTOR_SIZE ||
+		    (ARG_UINT32(OPT_SECTOR_SIZE_ID) & (ARG_UINT32(OPT_SECTOR_SIZE_ID) - 1)))
+			usage(popt_context, EXIT_FAILURE,
+			      _("Unsupported encryption sector size."),
+			      poptGetInvocationName(popt_context));
+		break;
+	case OPT_PRIORITY_ID:
+		if (strcmp(ARG_STR(OPT_PRIORITY_ID), "normal") &&
+		    strcmp(ARG_STR(OPT_PRIORITY_ID), "prefer") &&
+		    strcmp(ARG_STR(OPT_PRIORITY_ID), "ignore"))
+			usage(popt_context, EXIT_FAILURE,
+			_("Option --priority can be only ignore/normal/prefer."),
+			poptGetInvocationName(popt_context));
+		break;
+	}
+}
+
+static void cryptsetup_init_arg_aliases(void)
+{
+	unsigned i;
+
+	for (i = 1; i < ARRAY_SIZE(tool_core_args); i++)
+		if (tool_core_args[i].type == CRYPT_ARG_ALIAS)
+			ARG_INIT_ALIAS(i);
+}
+
+int main(int argc, const char **argv)
+{
+	static struct poptOption popt_help_options[] = {
+		{ NULL,    '\0', POPT_ARG_CALLBACK, help, 0, NULL,                         NULL },
+		{ "help",  '?',  POPT_ARG_NONE,     NULL, 0, N_("Show this help message"), NULL },
+		{ "usage", '\0', POPT_ARG_NONE,     NULL, 0, N_("Display brief usage"),    NULL },
+		{ "version",'V', POPT_ARG_NONE,     NULL, 0, N_("Print package version"),  NULL },
+		POPT_TABLEEND
+	};
+	static struct poptOption popt_basic_options[] = {
+		{ NULL,    '\0', POPT_ARG_CALLBACK, basic_options_cb, 0, NULL, NULL },
+#define ARG(A, B, C, D, E, F, G, H) { A, B, C, NULL, A ## _ID, D, E },
+#include "cryptsetup_arg_list.h"
+#undef ARG
+		POPT_TABLEEND
+	};
+	static struct poptOption popt_options[] = {
+		{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_help_options,  0, N_("Help options:"), NULL },
+		{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_basic_options, 0, NULL, NULL },
+		POPT_TABLEEND
+	};
+	poptContext popt_context;
+	struct action_type *action;
+	const char *aname, *error_message;
+	int r;
+
+	/* initialize aliases */
+	cryptsetup_init_arg_aliases();
+
+	crypt_set_log_callback(NULL, tool_log, &log_parms);
+
+	setlocale(LC_ALL, "");
+	bindtextdomain(PACKAGE, LOCALEDIR);
+	textdomain(PACKAGE);
+
+	popt_context = poptGetContext(PACKAGE, argc, argv, popt_options, 0);
+	poptSetOtherOptionHelp(popt_context,
+	                       _("[OPTION...] <action> <action-specific>"));
+
+	while ((r = poptGetNextOpt(popt_context)) > 0) {}
+
+	if (r < -1)
+		usage(popt_context, EXIT_FAILURE, poptStrerror(r),
+		      poptBadOption(popt_context, POPT_BADOPTION_NOALIAS));
+
+	if (!(aname = poptGetArg(popt_context)))
+		usage(popt_context, EXIT_FAILURE, _("Argument <action> missing."),
+		      poptGetInvocationName(popt_context));
+
+	action_argc = 0;
+	action_argv = poptGetArgs(popt_context);
+	/* Make return values of poptGetArgs more consistent in case of remaining argc = 0 */
+	if(!action_argv)
+		action_argv = null_action_argv;
+
+	/* Count args, somewhat unnice, change? */
+	while(action_argv[action_argc] != NULL)
+		action_argc++;
+
+	/* Handle aliases */
+	if (!strcmp(aname, "create")) {
+		/* create command had historically switched arguments */
+		if (action_argv[0] && action_argv[1]) {
+			const char *tmp = action_argv[0];
+			action_argv[0] = action_argv[1];
+			action_argv[1] = tmp;
+		}
+		aname = OPEN_ACTION;
+		device_type = "plain";
+	} else if (!strcmp(aname, "plainOpen")) {
+		aname = OPEN_ACTION;
+		device_type = "plain";
+	} else if (!strcmp(aname, "luksOpen")) {
+		aname = OPEN_ACTION;
+		device_type = "luks";
+	} else if (!strcmp(aname, "loopaesOpen")) {
+		aname = OPEN_ACTION;
+		device_type = "loopaes";
+	} else if (!strcmp(aname, "tcryptOpen")) {
+		aname = OPEN_ACTION;
+		device_type = "tcrypt";
+	} else if (!strcmp(aname, "bitlkOpen")) {
+		aname = OPEN_ACTION;
+		device_type = "bitlk";
+	} else if (!strcmp(aname, "fvault2Open")) {
+		aname = OPEN_ACTION;
+		device_type = "fvault2";
+	} else if (!strcmp(aname, "tcryptDump")) {
+		device_type = "tcrypt";
+	} else if (!strcmp(aname, "bitlkDump")) {
+		device_type = "bitlk";
+	} else if (!strcmp(aname, "fvault2Dump")) {
+		device_type = "fvault2";
+	} else if (!strcmp(aname, "remove") ||
+		   !strcmp(aname, "plainClose") ||
+		   !strcmp(aname, "luksClose") ||
+		   !strcmp(aname, "loopaesClose") ||
+		   !strcmp(aname, "tcryptClose") ||
+		   !strcmp(aname, "bitlkClose") ||
+		   !strcmp(aname, "fvault2Close")) {
+		aname = CLOSE_ACTION;
+	} else if (!strcmp(aname, "luksErase")) {
+		aname = ERASE_ACTION;
+		device_type = "luks";
+	} else if (!strcmp(aname, "luksConfig")) {
+		aname = CONFIG_ACTION;
+		device_type = "luks2";
+	} else if (!strcmp(aname, "refresh")) {
+		aname = OPEN_ACTION;
+		ARG_SET_TRUE(OPT_REFRESH_ID);
+	} else if (ARG_SET(OPT_TYPE_ID))
+		device_type = ARG_STR(OPT_TYPE_ID);
+
+	/* ignore user supplied type and query device type instead */
+	if (ARG_SET(OPT_REFRESH_ID))
+		device_type = NULL;
+
+	for(action = action_types; action->type; action++)
+		if (strcmp(action->type, aname) == 0)
+			break;
+
+	if (!action->type)
+		usage(popt_context, EXIT_FAILURE, _("Unknown action."),
+		      poptGetInvocationName(popt_context));
+
+	if (action_argc < action->required_action_argc)
+		help_args(action, popt_context);
+
+	/* this routine short circuits to exit() on error */
+	tools_check_args(action->type, tool_core_args, ARRAY_SIZE(tool_core_args), popt_context);
+
+	if (!strcmp(aname, KILLKEY_ACTION) && action_argc > 1) {
+		ARG_SET_INT32(OPT_KEY_SLOT_ID, atoi(action_argv[1]));
+		check_key_slot_value(popt_context);
+	}
+
+	if ((!strcmp(aname, REMOVEKEY_ACTION) ||
+	     !strcmp(aname, FORMAT_ACTION)) &&
+	     action_argc > 1) {
+		if (ARG_SET(OPT_KEY_FILE_ID))
+			log_err(_("Option --key-file takes precedence over specified key file argument."));
+		else
+			ARG_SET_STR(OPT_KEY_FILE_ID, strdup(action_argv[1]));
+	}
+
+	if (total_keyfiles > 1 && (strcmp_or_null(device_type, "tcrypt")))
+		usage(popt_context, EXIT_FAILURE, _("Only one --key-file argument is allowed."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_PBKDF_ID) && crypt_parse_pbkdf(ARG_STR(OPT_PBKDF_ID), &set_pbkdf))
+		usage(popt_context, EXIT_FAILURE,
+		_("Password-based key derivation function (PBKDF) can be only pbkdf2 or argon2i/argon2id."),
+		poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_PBKDF_FORCE_ITERATIONS_ID) && ARG_SET(OPT_ITER_TIME_ID))
+		usage(popt_context, EXIT_FAILURE,
+		_("PBKDF forced iterations cannot be combined with iteration time option."),
+		poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_DEBUG_ID) || ARG_SET(OPT_DEBUG_JSON_ID)) {
+		crypt_set_debug_level(ARG_SET(OPT_DEBUG_JSON_ID)? CRYPT_DEBUG_JSON : CRYPT_DEBUG_ALL);
+		dbg_version_and_cmd(argc, argv);
+	}
+
+	/* reencrypt action specific check */
+
+	if (ARG_SET(OPT_KEYSLOT_CIPHER_ID) != ARG_SET(OPT_KEYSLOT_KEY_SIZE_ID))
+		usage(popt_context, EXIT_FAILURE, _("Options --keyslot-cipher and --keyslot-key-size must be used together."),
+		      poptGetInvocationName(popt_context));
+
+	error_message = verify_action(action);
+	if (error_message)
+		usage(popt_context, EXIT_FAILURE, error_message, poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_TEST_ARGS_ID)) {
+		log_std(_("No action taken. Invoked with --test-args option.\n"));
+		tools_cleanup();
+		poptFreeContext(popt_context);
+		return 0;
+	}
+
+	if (ARG_SET(OPT_DISABLE_KEYRING_ID))
+		(void) crypt_volume_key_keyring(NULL, 0);
+
+	if (ARG_SET(OPT_DISABLE_EXTERNAL_TOKENS_ID))
+		(void) crypt_token_external_disable();
+
+	if (ARG_SET(OPT_DISABLE_LOCKS_ID) && crypt_metadata_locking(NULL, 0)) {
+		log_std(_("Cannot disable metadata locking."));
+		r = EXIT_FAILURE;
+	} else {
+		r = run_action(action);
+	}
+
+	tools_cleanup();
+	poptFreeContext(popt_context);
+	return r;
+}
diff --git a/src/cryptsetup.h b/src/cryptsetup.h
new file mode 100644
index 0000000..011a669
--- /dev/null
+++ b/src/cryptsetup.h
@@ -0,0 +1,177 @@
+/*
+ * cryptsetup - setup cryptographic volumes for dm-crypt
+ *
+ * Copyright (C) 2004 Jana Saout <jana@saout.de>
+ * Copyright (C) 2004-2007 Clemens Fruhwirth <clemens@endorphin.org>
+ * Copyright (C) 2009-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef CRYPTSETUP_H
+#define CRYPTSETUP_H
+
+#include <stdbool.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <errno.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <limits.h>
+#include <ctype.h>
+#include <fcntl.h>
+#include <popt.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+
+#include "lib/nls.h"
+#include "lib/bitops.h"
+#include "lib/utils_crypt.h"
+#include "lib/utils_loop.h"
+#include "lib/utils_io.h"
+#include "lib/utils_blkid.h"
+#include "lib/libcryptsetup_macros.h"
+
+#include "libcryptsetup.h"
+
+#define DEFAULT_CIPHER(type)	(DEFAULT_##type##_CIPHER "-" DEFAULT_##type##_MODE)
+
+#define DEFAULT_WIPE_BLOCK	1048576 /* 1 MiB */
+#define MAX_ACTIONS 16
+
+/* Common tools */
+void tool_log(int level, const char *msg, void *usrptr __attribute__((unused)));
+void quiet_log(int level, const char *msg, void *usrptr);
+
+int yesDialog(const char *msg, void *usrptr);
+int noDialog(const char *msg, void *usrptr);
+void show_status(int errcode);
+const char *uuid_or_device(const char *spec);
+__attribute__ ((noreturn)) \
+void usage(poptContext popt_context, int exitcode, const char *error, const char *more);
+void dbg_version_and_cmd(int argc, const char **argv);
+int translate_errno(int r);
+
+typedef enum { CREATED, UNLOCKED, REMOVED  } crypt_object_op;
+void tools_keyslot_msg(int keyslot, crypt_object_op op);
+void tools_token_msg(int token, crypt_object_op op);
+void tools_token_error_msg(int error, const char *type, int token, bool pin_provided);
+void tools_package_version(const char *name, bool use_pwlibs);
+
+extern volatile int quit;
+void set_int_block(int block);
+void set_int_handler(int block);
+void check_signal(int *r);
+int tools_signals_blocked(void);
+
+int tools_get_key(const char *prompt,
+		  char **key, size_t *key_size,
+		  uint64_t keyfile_offset, size_t keyfile_size_max,
+		  const char *key_file,
+		  int timeout, int verify, int pwquality,
+		  struct crypt_device *cd);
+void tools_passphrase_msg(int r);
+int tools_is_stdin(const char *key_file);
+int tools_string_to_size(const char *s, uint64_t *size);
+
+struct tools_progress_params {
+	uint32_t frequency;
+	struct timeval start_time;
+	struct timeval end_time;
+	uint64_t start_offset;
+	bool batch_mode;
+	bool json_output;
+	const char *interrupt_message;
+	const char *device;
+};
+
+int tools_progress(uint64_t size, uint64_t offset, void *usrptr);
+const char *tools_get_device_name(const char *device, char **r_backing_file);
+
+int tools_read_vk(const char *file, char **key, int keysize);
+int tools_write_mk(const char *file, const char *key, int keysize);
+
+int tools_read_json_file(const char *file, char **json, size_t *json_size, bool batch_mode);
+int tools_write_json_file(const char *file, const char *json);
+
+typedef enum {
+	PRB_FILTER_NONE = 0,
+	PRB_FILTER_LUKS,
+	PRB_ONLY_LUKS
+} tools_probe_filter_info;
+
+int tools_detect_signatures(const char *device, tools_probe_filter_info filter, size_t *count, bool batch_mode);
+int tools_wipe_all_signatures(const char *path, bool exclusive, bool only_luks);
+int tools_superblock_block_size(const char *device, char *sb_name,
+				size_t sb_name_len, unsigned *r_block_size);
+bool tools_blkid_supported(void);
+
+int tools_lookup_crypt_device(struct crypt_device *cd, const char *type,
+		const char *data_device_path, char **r_name);
+
+
+/* each utility is required to implement it */
+void tools_cleanup(void);
+
+/* Log */
+#define log_dbg(x...) crypt_logf(NULL, CRYPT_LOG_DEBUG, x)
+#define log_std(x...) crypt_logf(NULL, CRYPT_LOG_NORMAL, x)
+#define log_verbose(x...) crypt_logf(NULL, CRYPT_LOG_VERBOSE, x)
+#define log_err(x...) crypt_logf(NULL, CRYPT_LOG_ERROR, x)
+
+typedef enum {
+	CRYPT_ARG_BOOL = 0,
+	CRYPT_ARG_STRING,
+	CRYPT_ARG_INT32,
+	CRYPT_ARG_UINT32,
+	CRYPT_ARG_INT64,
+	CRYPT_ARG_UINT64,
+	CRYPT_ARG_ALIAS
+} crypt_arg_type_info;
+
+struct tools_arg {
+	const char *name;
+	bool set;
+	crypt_arg_type_info type;
+	union {
+		char *str_value;
+		uint64_t u64_value;
+		uint32_t u32_value;
+		int32_t i32_value;
+		int64_t i64_value;
+		union {
+			unsigned id;
+			struct tools_arg *ptr;
+		} o;
+	} u;
+	const char *actions_array[MAX_ACTIONS];
+};
+
+void tools_parse_arg_value(poptContext popt_context, crypt_arg_type_info type, struct tools_arg *arg, const char *popt_arg, int popt_val, bool(*needs_size_conv_fn)(unsigned arg_id));
+
+void tools_args_free(struct tools_arg *args, size_t args_count);
+
+void tools_check_args(const char *action, const struct tools_arg *args, size_t args_size, poptContext popt_context);
+
+struct tools_log_params {
+	bool verbose;
+	bool debug;
+};
+
+#endif /* CRYPTSETUP_H */
diff --git a/src/cryptsetup_arg_list.h b/src/cryptsetup_arg_list.h
new file mode 100644
index 0000000..a7e5bb0
--- /dev/null
+++ b/src/cryptsetup_arg_list.h
@@ -0,0 +1,232 @@
+/*
+ * Cryptsetup command line arguments list
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/* long name, short name, popt type, help description, units, internal argument type, default value, allowed actions (empty=global) */
+
+ARG(OPT_ACTIVE_NAME, '\0', POPT_ARG_STRING, N_("Override device autodetection of dm device to be reencrypted"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_ALIGN_PAYLOAD, '\0', POPT_ARG_STRING, N_("Align payload at <n> sector boundaries - for luksFormat"), N_("SECTORS"), CRYPT_ARG_UINT32, {}, OPT_ALIGN_PAYLOAD_ACTIONS)
+
+ARG(OPT_ALLOW_DISCARDS, '\0', POPT_ARG_NONE, N_("Allow discards (aka TRIM) requests for device"), NULL, CRYPT_ARG_BOOL, {}, OPT_ALLOW_DISCARDS_ACTIONS)
+
+ARG(OPT_BATCH_MODE, 'q', POPT_ARG_NONE, N_("Do not ask for confirmation"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_CANCEL_DEFERRED, '\0', POPT_ARG_NONE, N_("Cancel a previously set deferred device removal"), NULL, CRYPT_ARG_BOOL, {}, OPT_DEFERRED_ACTIONS)
+
+ARG(OPT_CIPHER, 'c', POPT_ARG_STRING, N_("The cipher used to encrypt the disk (see /proc/crypto)"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_DEBUG, '\0', POPT_ARG_NONE, N_("Show debug messages"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DEBUG_JSON, '\0', POPT_ARG_NONE, N_("Show debug messages including JSON metadata"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DEFERRED, '\0', POPT_ARG_NONE, N_("Device removal is deferred until the last user closes it"), NULL, CRYPT_ARG_BOOL, {}, OPT_DEFERRED_ACTIONS)
+
+ARG(OPT_DEVICE_SIZE, '\0', POPT_ARG_STRING, N_("Use only specified device size (ignore rest of device). DANGEROUS!"), N_("bytes"), CRYPT_ARG_UINT64, {}, OPT_DEVICE_SIZE_ACTIONS)
+
+ARG(OPT_DECRYPT, '\0', POPT_ARG_NONE, N_("Decrypt LUKS2 device (remove encryption)."), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DISABLE_EXTERNAL_TOKENS, '\0', POPT_ARG_NONE, N_("Disable loading of external LUKS2 token plugins"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DISABLE_KEYRING, '\0', POPT_ARG_NONE, N_("Disable loading volume keys via kernel keyring"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DISABLE_LOCKS, '\0', POPT_ARG_NONE, N_("Disable locking of on-disk metadata"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DISABLE_VERACRYPT, '\0', POPT_ARG_NONE, N_("Do not scan for VeraCrypt compatible device"), NULL, CRYPT_ARG_BOOL, {}, OPT_DISABLE_VERACRYPT_ACTIONS)
+
+ARG(OPT_DUMP_JSON, '\0', POPT_ARG_NONE, N_("Dump info in JSON format (LUKS2 only)"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DUMP_VOLUME_KEY, '\0', POPT_ARG_NONE, N_("Dump volume key instead of keyslots info"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_ENCRYPT, '\0', POPT_ARG_NONE, N_("Encrypt LUKS2 device (in-place encryption)."), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_FORCE_PASSWORD, '\0', POPT_ARG_NONE, N_("Disable password quality check (if enabled)"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_FORCE_OFFLINE_REENCRYPT, '\0', POPT_ARG_NONE, N_("Force offline LUKS2 reencryption and bypass active device detection."), NULL, CRYPT_ARG_BOOL, {}, OPT_FORCE_OFFLINE_REENCRYPT_ACTIONS)
+
+ARG(OPT_HASH, 'h', POPT_ARG_STRING, N_("The hash used to create the encryption key from the passphrase"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_HEADER, '\0', POPT_ARG_STRING, N_("Device or file with separated LUKS header"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_HEADER_BACKUP_FILE, '\0', POPT_ARG_STRING, N_("File with LUKS header and keyslots backup"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_HOTZONE_SIZE, '\0', POPT_ARG_STRING, N_("Maximal reencryption hotzone size."), N_("bytes"), CRYPT_ARG_UINT64, {}, OPT_HOTZONE_SIZE_ACTIONS)
+
+ARG(OPT_INIT_ONLY, '\0', POPT_ARG_NONE, N_("Initialize LUKS2 reencryption in metadata only."), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_INTEGRITY, 'I', POPT_ARG_STRING, N_("Data integrity algorithm (LUKS2 only)"), NULL, CRYPT_ARG_STRING, {}, OPT_INTEGRITY_ACTIONS)
+
+ARG(OPT_INTEGRITY_LEGACY_PADDING,'\0', POPT_ARG_NONE, N_("Use inefficient legacy padding (old kernels)"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_INTEGRITY_NO_JOURNAL, '\0', POPT_ARG_NONE, N_("Disable journal for integrity device"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_INTEGRITY_NO_WIPE, '\0', POPT_ARG_NONE, N_("Do not wipe device after format"), NULL, CRYPT_ARG_BOOL, {}, OPT_INTEGRITY_NO_WIPE_ACTIONS)
+
+ARG(OPT_ITER_TIME, 'i', POPT_ARG_STRING, N_("PBKDF iteration time for LUKS (in ms)"), N_("msecs"), CRYPT_ARG_UINT32, {}, OPT_ITER_TIME_ACTIONS)
+
+ARG(OPT_IV_LARGE_SECTORS, '\0', POPT_ARG_NONE, N_("Use IV counted in sector size (not in 512 bytes)"), NULL , CRYPT_ARG_BOOL, {}, OPT_IV_LARGE_SECTORS_ACTIONS)
+
+ARG(OPT_JSON_FILE, '\0', POPT_ARG_STRING, N_("Read or write the json from or to a file"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_KEEP_KEY, '\0', POPT_ARG_NONE, N_("Do not change volume key."), NULL, CRYPT_ARG_BOOL, {}, OPT_KEEP_KEY_ACTIONS)
+
+ARG(OPT_KEY_DESCRIPTION, '\0', POPT_ARG_STRING, N_("Key description"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_KEY_FILE, 'd', POPT_ARG_STRING, N_("Read the key from a file"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_KEY_SIZE, 's', POPT_ARG_STRING, N_("The size of the encryption key"), N_("BITS"), CRYPT_ARG_UINT32, {}, OPT_KEY_SIZE_ACTIONS)
+
+ARG(OPT_KEY_SLOT, 'S', POPT_ARG_STRING, N_("Slot number for new key (default is first free)"), "INT", CRYPT_ARG_INT32, { .i32_value = CRYPT_ANY_SLOT }, OPT_KEY_SLOT_ACTIONS)
+
+ARG(OPT_KEYFILE_OFFSET, '\0', POPT_ARG_STRING, N_("Number of bytes to skip in keyfile"), N_("bytes"), CRYPT_ARG_UINT64, {}, {})
+
+ARG(OPT_KEYFILE_SIZE, 'l', POPT_ARG_STRING, N_("Limits the read from keyfile"), N_("bytes"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_KEYSLOT_CIPHER, '\0', POPT_ARG_STRING, N_("LUKS2 keyslot: The cipher used for keyslot encryption"), NULL, CRYPT_ARG_STRING, {}, OPT_KEYSLOT_CIPHER_ACTIONS)
+
+ARG(OPT_KEYSLOT_KEY_SIZE, '\0', POPT_ARG_STRING, N_("LUKS2 keyslot: The size of the encryption key"), N_("BITS"), CRYPT_ARG_UINT32, {}, OPT_KEYSLOT_KEY_SIZE_ACTIONS)
+
+ARG(OPT_LABEL, '\0', POPT_ARG_STRING, N_("Set label for the LUKS2 device"), NULL, CRYPT_ARG_STRING, {}, OPT_LABEL_ACTIONS)
+
+ARG(OPT_LUKS2_KEYSLOTS_SIZE, '\0', POPT_ARG_STRING, N_("LUKS2 header keyslots area size"), N_("bytes"), CRYPT_ARG_UINT64, {}, OPT_LUKS2_KEYSLOTS_SIZE_ACTIONS)
+
+ARG(OPT_LUKS2_METADATA_SIZE, '\0', POPT_ARG_STRING, N_("LUKS2 header metadata area size"), N_("bytes"), CRYPT_ARG_UINT64, {}, OPT_LUKS2_METADATA_SIZE_ACTIONS)
+
+ARG(OPT_VOLUME_KEY_FILE, '\0', POPT_ARG_STRING, N_("Use the volume key from file."), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_NEW_KEYFILE, '\0', POPT_ARG_STRING, N_("Read the key for a new slot from a file"), NULL, CRYPT_ARG_STRING, {}, OPT_NEW_KEYFILE_ACTIONS)
+
+ARG(OPT_NEW_KEY_SLOT, '\0', POPT_ARG_STRING, N_("Slot number for new key (default is first free)"), "INT", CRYPT_ARG_INT32, { .i32_value = CRYPT_ANY_SLOT }, OPT_NEW_KEY_SLOT_ACTIONS)
+
+ARG(OPT_NEW_KEYFILE_OFFSET , '\0', POPT_ARG_STRING, N_("Number of bytes to skip in newly added keyfile"), N_("bytes"), CRYPT_ARG_UINT64, {}, {})
+
+ARG(OPT_NEW_KEYFILE_SIZE, '\0', POPT_ARG_STRING, N_("Limits the read from newly added keyfile"), N_("bytes"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_NEW_TOKEN_ID, '\0', POPT_ARG_STRING, N_("Token number (default: any)"), "INT", CRYPT_ARG_INT32, { .i32_value = CRYPT_ANY_TOKEN }, OPT_NEW_TOKEN_ID_ACTIONS)
+
+ARG(OPT_OFFSET, 'o', POPT_ARG_STRING, N_("The start offset in the backend device"), N_("SECTORS"), CRYPT_ARG_UINT64, {}, OPT_OFFSET_ACTIONS)
+
+ARG(OPT_PBKDF, '\0', POPT_ARG_STRING, N_("PBKDF algorithm (for LUKS2): argon2i, argon2id, pbkdf2"), NULL, CRYPT_ARG_STRING, {}, OPT_PBKDF_ACTIONS)
+
+ARG(OPT_PBKDF_FORCE_ITERATIONS, '\0', POPT_ARG_STRING, N_("PBKDF iterations cost (forced, disables benchmark)"), "LONG", CRYPT_ARG_UINT32, {}, OPT_PBKDF_FORCE_ITERATIONS_ACTIONS)
+
+ARG(OPT_PBKDF_MEMORY, '\0', POPT_ARG_STRING, N_("PBKDF memory cost limit"), N_("kilobytes"), CRYPT_ARG_UINT32, { .u32_value = DEFAULT_LUKS2_MEMORY_KB }, {})
+
+ARG(OPT_PBKDF_PARALLEL, '\0', POPT_ARG_STRING, N_("PBKDF parallel cost"), N_("threads"), CRYPT_ARG_UINT32, { .u32_value = DEFAULT_LUKS2_PARALLEL_THREADS }, {})
+
+ARG(OPT_PERF_NO_READ_WORKQUEUE, '\0', POPT_ARG_NONE, N_("Bypass dm-crypt workqueue and process read requests synchronously"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_PERF_NO_WRITE_WORKQUEUE, '\0', POPT_ARG_NONE, N_("Bypass dm-crypt workqueue and process write requests synchronously"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_PERF_SAME_CPU_CRYPT, '\0', POPT_ARG_NONE, N_("Use dm-crypt same_cpu_crypt performance compatibility option"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_PERF_SUBMIT_FROM_CRYPT_CPUS, '\0', POPT_ARG_NONE, N_("Use dm-crypt submit_from_crypt_cpus performance compatibility option"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_PERSISTENT, '\0', POPT_ARG_NONE, N_("Set activation flags persistent for device"), NULL, CRYPT_ARG_BOOL, {}, OPT_PERSISTENT_ACTIONS)
+
+ARG(OPT_PRIORITY, '\0', POPT_ARG_STRING, N_("Keyslot priority: ignore, normal, prefer"), NULL, CRYPT_ARG_STRING, {}, OPT_PRIORITY_ACTIONS)
+
+ARG(OPT_PROGRESS_JSON, '\0', POPT_ARG_NONE, N_("Print progress data in json format (suitable for machine processing)"), NULL, CRYPT_ARG_BOOL, {}, OPT_PROGRESS_JSON_ACTIONS)
+
+ARG(OPT_PROGRESS_FREQUENCY, '\0', POPT_ARG_STRING, N_("Progress line update (in seconds)"), N_("secs"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_READONLY, 'r', POPT_ARG_NONE, N_("Create a readonly mapping"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_REDUCE_DEVICE_SIZE, '\0', POPT_ARG_STRING, N_("Reduce data device size (move data offset). DANGEROUS!"), N_("bytes"), CRYPT_ARG_UINT64, {}, {})
+
+ARG(OPT_REFRESH, '\0', POPT_ARG_NONE, N_("Refresh (reactivate) device with new parameters"), NULL, CRYPT_ARG_BOOL, {}, OPT_REFRESH_ACTIONS)
+
+ARG(OPT_RESILIENCE, '\0', POPT_ARG_STRING, N_("Reencryption hotzone resilience type (checksum,journal,none)"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_RESILIENCE_HASH, '\0', POPT_ARG_STRING, N_("Reencryption hotzone checksums hash"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_RESUME_ONLY, '\0', POPT_ARG_NONE, N_("Resume initialized LUKS2 reencryption only."), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_SECTOR_SIZE, '\0', POPT_ARG_STRING, N_("Encryption sector size (default: 512 bytes)"), "INT", CRYPT_ARG_UINT32, {}, OPT_SECTOR_SIZE_ACTIONS)
+
+ARG(OPT_SERIALIZE_MEMORY_HARD_PBKDF, '\0', POPT_ARG_NONE, N_("Use global lock to serialize memory hard PBKDF (OOM workaround)"), NULL, CRYPT_ARG_BOOL, {}, OPT_SERIALIZE_MEMORY_HARD_PBKDF_ACTIONS)
+
+ARG(OPT_SHARED, '\0', POPT_ARG_NONE, N_("Share device with another non-overlapping crypt segment"), NULL, CRYPT_ARG_BOOL, {}, OPT_SHARED_ACTIONS )
+
+ARG(OPT_SIZE, 'b', POPT_ARG_STRING, N_("The size of the device"), N_("SECTORS"), CRYPT_ARG_UINT64, {}, OPT_SIZE_ACTIONS)
+
+ARG(OPT_SKIP, 'p', POPT_ARG_STRING, N_("How many sectors of the encrypted data to skip at the beginning"), N_("SECTORS"), CRYPT_ARG_UINT64, {}, OPT_SKIP_ACTIONS)
+
+ARG(OPT_SUBSYSTEM, '\0', POPT_ARG_STRING, N_("Set subsystem label for the LUKS2 device"), NULL, CRYPT_ARG_STRING, {}, OPT_SUBSYSTEM_ACTIONS)
+
+ARG(OPT_TCRYPT_BACKUP, '\0', POPT_ARG_NONE, N_("Use backup (secondary) TCRYPT header"), NULL, CRYPT_ARG_BOOL, {}, OPT_TCRYPT_BACKUP_ACTIONS)
+
+ARG(OPT_TCRYPT_HIDDEN, '\0', POPT_ARG_NONE, N_("Use hidden header (hidden TCRYPT device)"), NULL, CRYPT_ARG_BOOL, {}, OPT_TCRYPT_HIDDEN_ACTIONS)
+
+ARG(OPT_TCRYPT_SYSTEM, '\0', POPT_ARG_NONE, N_("Device is system TCRYPT drive (with bootloader)"), NULL, CRYPT_ARG_BOOL, {}, OPT_TCRYPT_SYSTEM_ACTIONS)
+
+ARG(OPT_TEST_ARGS, '\0', POPT_ARG_NONE, N_("Do not run action, just validate all command line parameters"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_TEST_PASSPHRASE, '\0', POPT_ARG_NONE, N_("Do not activate device, just check passphrase"), NULL, CRYPT_ARG_BOOL, {}, OPT_TEST_PASSPHRASE_ACTIONS)
+
+ARG(OPT_TIMEOUT, 't', POPT_ARG_STRING, N_("Timeout for interactive passphrase prompt (in seconds)"), N_("secs"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_TOKEN_ID, '\0', POPT_ARG_STRING, N_("Token number (default: any)"), "INT", CRYPT_ARG_INT32, { .i32_value = CRYPT_ANY_TOKEN }, {})
+
+ARG(OPT_TOKEN_ONLY, '\0', POPT_ARG_NONE, N_("Do not ask for passphrase if activation by token fails"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_TOKEN_REPLACE, '\0', POPT_ARG_NONE, N_("Replace the current token"), NULL, CRYPT_ARG_BOOL, {}, OPT_TOKEN_REPLACE_ACTIONS)
+
+ARG(OPT_TOKEN_TYPE, '\0', POPT_ARG_STRING, N_("Restrict allowed token types used to retrieve LUKS2 key"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_TRIES, 'T', POPT_ARG_STRING, N_("How often the input of the passphrase can be retried"), "INT", CRYPT_ARG_UINT32, { .u32_value = 3 }, {})
+
+ARG(OPT_TYPE, 'M', POPT_ARG_STRING, N_("Type of device metadata: luks, luks1, luks2, plain, loopaes, tcrypt, bitlk"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_UNBOUND, '\0', POPT_ARG_NONE, N_("Create or dump unbound LUKS2 keyslot (unassigned to data segment) or LUKS2 token (unassigned to keyslot)"), NULL, CRYPT_ARG_BOOL, {}, OPT_UNBOUND_ACTIONS)
+
+ARG(OPT_USE_RANDOM, '\0', POPT_ARG_NONE, N_("Use /dev/random for generating volume key"), NULL, CRYPT_ARG_BOOL, {}, OPT_USE_RANDOM_ACTIONS)
+
+ARG(OPT_USE_URANDOM, '\0', POPT_ARG_NONE, N_("Use /dev/urandom for generating volume key"), NULL, CRYPT_ARG_BOOL, {}, OPT_USE_URANDOM_ACTIONS)
+
+ARG(OPT_UUID, '\0', POPT_ARG_STRING, N_("UUID for device to use"), NULL, CRYPT_ARG_STRING, {}, OPT_UUID_ACTIONS)
+
+ARG(OPT_VERACRYPT, '\0', POPT_ARG_NONE, N_("Scan also for VeraCrypt compatible device"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_VERACRYPT_PIM, '\0', POPT_ARG_STRING, N_("Personal Iteration Multiplier for VeraCrypt compatible device"), "INT", CRYPT_ARG_UINT32, {}, OPT_VERACRYPT_PIM_ACTIONS)
+
+ARG(OPT_VERACRYPT_QUERY_PIM, '\0', POPT_ARG_NONE, N_("Query Personal Iteration Multiplier for VeraCrypt compatible device"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_VERBOSE, 'v', POPT_ARG_NONE, N_("Shows more detailed error messages"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_VERIFY_PASSPHRASE, 'y', POPT_ARG_NONE, N_("Verifies the passphrase by asking for it twice"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+/* added for reencryption */
+
+ARG(OPT_BLOCK_SIZE, 'B', POPT_ARG_STRING, N_("Reencryption block size"), N_("MiB"), CRYPT_ARG_UINT32, { .u32_value = 4 }, {})
+
+ARG(OPT_NEW, 'N', POPT_ARG_NONE, N_("Create new header on not encrypted device"), NULL, CRYPT_ARG_ALIAS, { .o.id = OPT_ENCRYPT_ID }, {})
+
+ARG(OPT_USE_DIRECTIO, '\0', POPT_ARG_NONE, N_("Use direct-io when accessing devices"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_USE_FSYNC, '\0', POPT_ARG_NONE, N_("Use fsync after each block"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_WRITE_LOG, '\0', POPT_ARG_NONE, N_("Update log file after every block"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+/* aliases */
+
+ARG(OPT_DUMP_MASTER_KEY, '\0', POPT_ARG_NONE, N_("Alias for --dump-volume-key"), NULL, CRYPT_ARG_ALIAS, { .o.id = OPT_DUMP_VOLUME_KEY_ID}, {})
+
+ARG(OPT_MASTER_KEY_FILE, '\0', POPT_ARG_STRING, N_("Alias for --dump-volume-key-file"), NULL, CRYPT_ARG_ALIAS, { .o.id = OPT_VOLUME_KEY_FILE_ID}, {})
diff --git a/src/cryptsetup_args.h b/src/cryptsetup_args.h
new file mode 100644
index 0000000..63604a3
--- /dev/null
+++ b/src/cryptsetup_args.h
@@ -0,0 +1,113 @@
+/*
+ * Command line arguments helpers
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef CRYPTSETUP_ARGS_H
+#define CRYPTSETUP_ARGS_H
+
+#include "utils_arg_names.h"
+#include "utils_arg_macros.h"
+
+#define BITLKDUMP_ACTION	"bitlkDump"
+#define BENCHMARK_ACTION	"benchmark"
+#define CLOSE_ACTION		"close"
+#define CONFIG_ACTION		"config"
+#define CONVERT_ACTION		"convert"
+#define ERASE_ACTION		"erase"
+#define FVAULT2DUMP_ACTION	"fvault2Dump"
+#define ISLUKS_ACTION		"isLuks"
+#define ADDKEY_ACTION		"luksAddKey"
+#define CHANGEKEY_ACTION	"luksChangeKey"
+#define CONVERTKEY_ACTION	"luksConvertKey"
+#define LUKSDUMP_ACTION		"luksDump"
+#define FORMAT_ACTION		"luksFormat"
+#define HEADERBACKUP_ACTION	"luksHeaderBackup"
+#define HEADERRESTORE_ACTION	"luksHeaderRestore"
+#define KILLKEY_ACTION		"luksKillSlot"
+#define REMOVEKEY_ACTION	"luksRemoveKey"
+#define RESUME_ACTION		"luksResume"
+#define SUSPEND_ACTION		"luksSuspend"
+#define UUID_ACTION		"luksUUID"
+#define OPEN_ACTION		"open"
+#define REENCRYPT_ACTION	"reencrypt"
+#define REPAIR_ACTION		"repair"
+#define RESIZE_ACTION		"resize"
+#define STATUS_ACTION		"status"
+#define TCRYPTDUMP_ACTION	"tcryptDump"
+#define TOKEN_ACTION		"token"
+
+/* avoid unshielded commas in ARG() macros later */
+#define OPT_ALIGN_PAYLOAD_ACTIONS		{ FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_ALLOW_DISCARDS_ACTIONS		{ OPEN_ACTION }
+#define OPT_DEFERRED_ACTIONS			{ CLOSE_ACTION }
+#define OPT_DEVICE_SIZE_ACTIONS			{ OPEN_ACTION, RESIZE_ACTION, REENCRYPT_ACTION }
+#define OPT_DISABLE_VERACRYPT_ACTIONS		{ OPEN_ACTION, TCRYPTDUMP_ACTION }
+#define OPT_HOTZONE_SIZE_ACTIONS		{ REENCRYPT_ACTION }
+#define OPT_FORCE_OFFLINE_REENCRYPT_ACTIONS	{ REENCRYPT_ACTION }
+#define OPT_INTEGRITY_ACTIONS			{ FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_INTEGRITY_NO_WIPE_ACTIONS		{ FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_ITER_TIME_ACTIONS			{ BENCHMARK_ACTION, FORMAT_ACTION, ADDKEY_ACTION, CHANGEKEY_ACTION, CONVERTKEY_ACTION, REENCRYPT_ACTION }
+#define OPT_IV_LARGE_SECTORS_ACTIONS		{ OPEN_ACTION }
+#define OPT_KEEP_KEY_ACTIONS			{ REENCRYPT_ACTION }
+#define OPT_KEY_SIZE_ACTIONS			{ OPEN_ACTION, BENCHMARK_ACTION, FORMAT_ACTION, REENCRYPT_ACTION, ADDKEY_ACTION }
+#define OPT_KEY_SLOT_ACTIONS			{ OPEN_ACTION, REENCRYPT_ACTION, CONFIG_ACTION, FORMAT_ACTION, ADDKEY_ACTION, CHANGEKEY_ACTION, CONVERTKEY_ACTION, LUKSDUMP_ACTION, TOKEN_ACTION, RESUME_ACTION }
+#define OPT_KEYSLOT_CIPHER_ACTIONS		{ FORMAT_ACTION, REENCRYPT_ACTION, ADDKEY_ACTION, CHANGEKEY_ACTION, CONVERTKEY_ACTION }
+#define OPT_KEYSLOT_KEY_SIZE_ACTIONS		OPT_KEYSLOT_CIPHER_ACTIONS
+#define OPT_NEW_KEYFILE_ACTIONS			{ ADDKEY_ACTION }
+#define OPT_NEW_KEY_SLOT_ACTIONS		{ ADDKEY_ACTION }
+#define OPT_NEW_TOKEN_ID_ACTIONS		{ ADDKEY_ACTION }
+#define OPT_LABEL_ACTIONS			{ CONFIG_ACTION, FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_LUKS2_KEYSLOTS_SIZE_ACTIONS		{ REENCRYPT_ACTION, FORMAT_ACTION }
+#define OPT_LUKS2_METADATA_SIZE_ACTIONS		{ REENCRYPT_ACTION, FORMAT_ACTION }
+#define OPT_OFFSET_ACTIONS			{ OPEN_ACTION, REENCRYPT_ACTION, FORMAT_ACTION }
+#define OPT_PBKDF_ACTIONS			{ BENCHMARK_ACTION, FORMAT_ACTION, ADDKEY_ACTION, CHANGEKEY_ACTION, CONVERTKEY_ACTION, REENCRYPT_ACTION }
+#define OPT_PBKDF_FORCE_ITERATIONS_ACTIONS	{ FORMAT_ACTION, ADDKEY_ACTION, CHANGEKEY_ACTION, CONVERTKEY_ACTION, REENCRYPT_ACTION }
+#define OPT_PERSISTENT_ACTIONS			{ OPEN_ACTION }
+#define OPT_PRIORITY_ACTIONS			{ CONFIG_ACTION }
+#define OPT_PROGRESS_JSON_ACTIONS		{ FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_REFRESH_ACTIONS			{ OPEN_ACTION }
+#define OPT_SECTOR_SIZE_ACTIONS			{ OPEN_ACTION, REENCRYPT_ACTION, FORMAT_ACTION }
+#define OPT_SERIALIZE_MEMORY_HARD_PBKDF_ACTIONS { OPEN_ACTION }
+#define OPT_SHARED_ACTIONS			{ OPEN_ACTION }
+#define OPT_SIZE_ACTIONS			{ OPEN_ACTION, RESIZE_ACTION }
+#define OPT_SKIP_ACTIONS			{ OPEN_ACTION }
+#define OPT_SUBSYSTEM_ACTIONS			{ CONFIG_ACTION, FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_TCRYPT_BACKUP_ACTIONS		{ OPEN_ACTION, TCRYPTDUMP_ACTION }
+#define OPT_TCRYPT_HIDDEN_ACTIONS		{ OPEN_ACTION, TCRYPTDUMP_ACTION }
+#define OPT_TCRYPT_SYSTEM_ACTIONS		{ OPEN_ACTION, TCRYPTDUMP_ACTION }
+#define OPT_TEST_PASSPHRASE_ACTIONS		{ OPEN_ACTION }
+#define OPT_TOKEN_REPLACE_ACTIONS		{ TOKEN_ACTION }
+#define OPT_UNBOUND_ACTIONS			{ ADDKEY_ACTION, LUKSDUMP_ACTION, OPEN_ACTION, TOKEN_ACTION }
+#define OPT_USE_RANDOM_ACTIONS			{ FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_USE_URANDOM_ACTIONS			{ FORMAT_ACTION, REENCRYPT_ACTION }
+#define OPT_UUID_ACTIONS			{ FORMAT_ACTION, UUID_ACTION, REENCRYPT_ACTION }
+#define OPT_VERACRYPT_PIM_ACTIONS		{ OPEN_ACTION, TCRYPTDUMP_ACTION }
+#define OPT_VERACRYPT_QUERY_PIM_ACTIONS		{ OPEN_ACTION, TCRYPTDUMP_ACTION }
+
+enum {
+OPT_UNUSED_ID = 0, /* leave unused due to popt library */
+#define ARG(A, B, C, D, E, F, G, H) A ## _ID,
+#include "cryptsetup_arg_list.h"
+#undef ARG
+};
+
+extern struct tools_arg tool_core_args[];
+
+#endif
diff --git a/src/integritysetup.c b/src/integritysetup.c
new file mode 100644
index 0000000..eee6171
--- /dev/null
+++ b/src/integritysetup.c
@@ -0,0 +1,767 @@
+/*
+ * integritysetup - setup integrity protected volumes for dm-integrity
+ *
+ * Copyright (C) 2017-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2017-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <uuid/uuid.h>
+
+#define DEFAULT_ALG_NAME "crc32c"
+
+#include "cryptsetup.h"
+#include "integritysetup_args.h"
+
+#define PACKAGE_INTEGRITY "integritysetup"
+
+static const char **action_argv;
+static int action_argc;
+static struct tools_log_params log_parms;
+
+void tools_cleanup(void)
+{
+	tools_args_free(tool_core_args, ARRAY_SIZE(tool_core_args));
+}
+
+static int _read_keys(char **integrity_key, struct crypt_params_integrity *params)
+{
+	char *int_key = NULL, *journal_integrity_key = NULL, *journal_crypt_key = NULL;
+	int r;
+
+	if (integrity_key && ARG_SET(OPT_INTEGRITY_KEY_FILE_ID)) {
+		r = tools_read_vk(ARG_STR(OPT_INTEGRITY_KEY_FILE_ID), &int_key, ARG_UINT32(OPT_INTEGRITY_KEY_SIZE_ID));
+		if (r < 0)
+			return r;
+		params->integrity_key_size = ARG_UINT32(OPT_INTEGRITY_KEY_SIZE_ID);
+	}
+
+	if (ARG_SET(OPT_JOURNAL_INTEGRITY_KEY_FILE_ID)) {
+		r = tools_read_vk(ARG_STR(OPT_JOURNAL_INTEGRITY_KEY_FILE_ID), &journal_integrity_key, ARG_UINT32(OPT_JOURNAL_INTEGRITY_KEY_SIZE_ID));
+		if (r < 0) {
+			crypt_safe_free(int_key);
+			return r;
+		}
+		params->journal_integrity_key = journal_integrity_key;
+		params->journal_integrity_key_size = ARG_UINT32(OPT_JOURNAL_INTEGRITY_KEY_SIZE_ID);
+	}
+
+	if (ARG_SET(OPT_JOURNAL_CRYPT_KEY_FILE_ID)) {
+		r = tools_read_vk(ARG_STR(OPT_JOURNAL_CRYPT_KEY_FILE_ID), &journal_crypt_key, ARG_UINT32(OPT_JOURNAL_CRYPT_KEY_SIZE_ID));
+		if (r < 0) {
+			crypt_safe_free(int_key);
+			crypt_safe_free(journal_integrity_key);
+			return r;
+		}
+		params->journal_crypt_key = journal_crypt_key;
+		params->journal_crypt_key_size = ARG_UINT32(OPT_JOURNAL_CRYPT_KEY_SIZE_ID);
+	}
+
+	if (integrity_key)
+		*integrity_key = int_key;
+
+	return 0;
+}
+
+static int _wipe_data_device(struct crypt_device *cd, const char *integrity_key)
+{
+	char tmp_name[64], tmp_path[128], tmp_uuid[40];
+	uuid_t tmp_uuid_bin;
+	int r = -EINVAL;
+	char *backing_file = NULL;
+	struct tools_progress_params prog_parms = {
+		.frequency = ARG_UINT32(OPT_PROGRESS_FREQUENCY_ID),
+		.batch_mode = ARG_SET(OPT_BATCH_MODE_ID),
+		.json_output = ARG_SET(OPT_PROGRESS_JSON_ID),
+		.interrupt_message = _("\nWipe interrupted."),
+		.device = tools_get_device_name(crypt_get_device_name(cd), &backing_file)
+	};
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID))
+		log_std(_("Wiping device to initialize integrity checksum.\n"
+			"You can interrupt this by pressing CTRL+c "
+			"(rest of not wiped device will contain invalid checksum).\n"));
+
+	/* Activate the device a temporary one */
+	uuid_generate(tmp_uuid_bin);
+	uuid_unparse(tmp_uuid_bin, tmp_uuid);
+	if (snprintf(tmp_name, sizeof(tmp_name), "temporary-cryptsetup-%s", tmp_uuid) < 0)
+		goto out;
+	if (snprintf(tmp_path, sizeof(tmp_path), "%s/%s", crypt_get_dir(), tmp_name) < 0)
+		goto out;
+
+	r = crypt_activate_by_volume_key(cd, tmp_name, integrity_key,
+		ARG_UINT32(OPT_INTEGRITY_KEY_SIZE_ID), CRYPT_ACTIVATE_PRIVATE | CRYPT_ACTIVATE_NO_JOURNAL);
+	if (r < 0)
+		goto out;
+
+	/* Wipe the device */
+	set_int_handler(0);
+	r = crypt_wipe(cd, tmp_path, CRYPT_WIPE_ZERO, 0, 0, DEFAULT_WIPE_BLOCK,
+		       0, &tools_progress, &prog_parms);
+	if (crypt_deactivate(cd, tmp_name))
+		log_err(_("Cannot deactivate temporary device %s."), tmp_path);
+	set_int_block(0);
+
+out:
+	free(backing_file);
+	return r;
+}
+
+static int action_format(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_integrity params = {
+		.journal_size = ARG_UINT64(OPT_JOURNAL_SIZE_ID),
+		.interleave_sectors = ARG_UINT32(OPT_INTERLEAVE_SECTORS_ID),
+		/* in bitmap mode we have to overload these values... */
+		.journal_watermark = ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID) ? ARG_UINT32(OPT_BITMAP_SECTORS_PER_BIT_ID) : ARG_UINT32(OPT_JOURNAL_WATERMARK_ID),
+		.journal_commit_time = ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID) ? ARG_UINT32(OPT_BITMAP_FLUSH_TIME_ID) : ARG_UINT32(OPT_JOURNAL_COMMIT_TIME_ID),
+		.buffer_sectors = ARG_UINT32(OPT_BUFFER_SECTORS_ID),
+		.tag_size = ARG_UINT32(OPT_TAG_SIZE_ID),
+		.sector_size = ARG_UINT32(OPT_SECTOR_SIZE_ID),
+	}, params2;
+	char integrity[MAX_CIPHER_LEN], journal_integrity[MAX_CIPHER_LEN], journal_crypt[MAX_CIPHER_LEN];
+	char *integrity_key = NULL, *msg = NULL;
+	int r;
+	size_t signatures;
+
+	r = crypt_parse_hash_integrity_mode(ARG_STR(OPT_INTEGRITY_ID), integrity);
+	if (r < 0) {
+		log_err(_("No known integrity specification pattern detected."));
+		return r;
+	}
+	params.integrity = integrity;
+
+	if (ARG_SET(OPT_JOURNAL_INTEGRITY_ID)) {
+		r = crypt_parse_hash_integrity_mode(ARG_STR(OPT_JOURNAL_INTEGRITY_ID), journal_integrity);
+		if (r < 0) {
+			log_err(_("No known integrity specification pattern detected."));
+			return r;
+		}
+		params.journal_integrity = journal_integrity;
+	}
+
+	if (ARG_SET(OPT_JOURNAL_CRYPT_ID)) {
+		r = crypt_parse_hash_integrity_mode(ARG_STR(OPT_JOURNAL_CRYPT_ID), journal_crypt);
+		if (r < 0) {
+			log_err(_("No known integrity specification pattern detected."));
+			return r;
+		}
+		params.journal_crypt = journal_crypt;
+	}
+
+	r = _read_keys(&integrity_key, &params);
+	if (r)
+		goto out;
+
+	r = crypt_init_data_device(&cd, action_argv[0], ARG_STR(OPT_DATA_DEVICE_ID));
+	if (r < 0)
+		goto out;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID)) {
+		if (ARG_SET(OPT_DATA_DEVICE_ID) && !ARG_SET(OPT_NO_WIPE_ID))
+			r = asprintf(&msg, _("This will overwrite data on %s and %s irrevocably.\n"
+			"To preserve data device use --no-wipe option (and then activate with --integrity-recalculate)."),
+			action_argv[0], ARG_STR(OPT_DATA_DEVICE_ID));
+		else
+			r = asprintf(&msg, _("This will overwrite data on %s irrevocably."), action_argv[0]);
+		if (r == -1) {
+			r = -ENOMEM;
+			goto out;
+		}
+
+		r = yesDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+		free(msg);
+		if (r < 0)
+			goto out;
+	}
+
+	r = tools_detect_signatures(action_argv[0], PRB_FILTER_NONE, &signatures, ARG_SET(OPT_BATCH_MODE_ID));
+	if (r < 0)
+		goto out;
+
+	/* Signature candidates found */
+	if (signatures && ((r = tools_wipe_all_signatures(action_argv[0], true, false)) < 0))
+		goto out;
+
+	if (ARG_SET(OPT_INTEGRITY_LEGACY_PADDING_ID))
+		crypt_set_compatibility(cd, CRYPT_COMPAT_LEGACY_INTEGRITY_PADDING);
+
+	if (ARG_SET(OPT_INTEGRITY_LEGACY_HMAC_ID))
+		crypt_set_compatibility(cd, CRYPT_COMPAT_LEGACY_INTEGRITY_HMAC);
+
+	r = crypt_format(cd, CRYPT_INTEGRITY, NULL, NULL, NULL, NULL, 0, &params);
+	if (r < 0) /* FIXME: call wipe signatures again */
+		goto out;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !crypt_get_integrity_info(cd, &params2))
+		log_std(_("Formatted with tag size %u, internal integrity %s.\n"),
+			params2.tag_size, params2.integrity);
+
+	if (!ARG_SET(OPT_NO_WIPE_ID))
+		r = _wipe_data_device(cd, integrity_key);
+out:
+	crypt_safe_free(integrity_key);
+	crypt_safe_free(CONST_CAST(void*)params.journal_integrity_key);
+	crypt_safe_free(CONST_CAST(void*)params.journal_crypt_key);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_resize(void)
+{
+	int r;
+	struct crypt_device *cd = NULL;
+	struct crypt_active_device cad;
+	uint64_t new_dev_size = 0;
+	uint64_t old_dev_size;
+	char path[PATH_MAX];
+	char *backing_file = NULL;
+	struct tools_progress_params prog_parms = {
+		.frequency = ARG_UINT32(OPT_PROGRESS_FREQUENCY_ID),
+		.batch_mode = ARG_SET(OPT_BATCH_MODE_ID),
+		.json_output = ARG_SET(OPT_PROGRESS_JSON_ID),
+		.interrupt_message = _("\nWipe interrupted."),
+		.device = tools_get_device_name(crypt_get_device_name(cd), &backing_file)
+	};
+
+	if (ARG_SET(OPT_DEVICE_SIZE_ID))
+		new_dev_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE;
+	else if (ARG_SET(OPT_SIZE_ID))
+		new_dev_size = ARG_UINT64(OPT_SIZE_ID);
+
+	r = crypt_init_by_name_and_header(&cd, action_argv[0], NULL);
+	if (r)
+		goto out;
+
+	r = crypt_get_active_device(cd, action_argv[0], &cad);
+	if (r)
+		goto out;
+	old_dev_size = cad.size;
+
+	r = snprintf(path, sizeof(path), "%s/%s", crypt_get_dir(), action_argv[0]);
+	if (r < 0)
+		goto out;
+	r = crypt_resize(cd, action_argv[0], new_dev_size);
+	if (r)
+		goto out;
+
+	if (!new_dev_size) {
+		r = crypt_get_active_device(cd, action_argv[0], &cad);
+		if (r)
+			goto out;
+		new_dev_size = cad.size;
+	}
+
+	if (new_dev_size > old_dev_size) {
+		if (ARG_SET(OPT_WIPE_ID)) {
+			if (ARG_SET(OPT_BATCH_MODE_ID))
+				log_dbg("Wiping the end of the resized device");
+			else
+				log_std(_("Wiping device to initialize integrity checksum.\n"
+					"You can interrupt this by pressing CTRL+c "
+					"(rest of not wiped device will contain invalid checksum).\n"));
+
+			set_int_handler(0);
+			r = crypt_wipe(cd, path, CRYPT_WIPE_ZERO, old_dev_size * SECTOR_SIZE,
+				      (new_dev_size - old_dev_size) * SECTOR_SIZE, DEFAULT_WIPE_BLOCK,
+				      0, &tools_progress, &prog_parms);
+			set_int_block(0);
+		} else {
+			log_dbg("Setting recalculate flag");
+			r = crypt_activate_by_volume_key(cd, action_argv[0], NULL, 0, CRYPT_ACTIVATE_REFRESH | CRYPT_ACTIVATE_RECALCULATE);
+
+			if (r == -ENOTSUP)
+				log_err(_("Setting recalculate flag is not supported, you may consider using --wipe instead."));
+		}
+	}
+out:
+	if (backing_file)
+		free(backing_file);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_open(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_integrity params = {
+		/* in bitmap mode we have to overload these values... */
+		.journal_watermark = ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID) ? ARG_UINT32(OPT_BITMAP_SECTORS_PER_BIT_ID) : ARG_UINT32(OPT_JOURNAL_WATERMARK_ID),
+		.journal_commit_time = ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID) ? ARG_UINT32(OPT_BITMAP_FLUSH_TIME_ID) : ARG_UINT32(OPT_JOURNAL_COMMIT_TIME_ID),
+		.buffer_sectors = ARG_UINT32(OPT_BUFFER_SECTORS_ID),
+	};
+	uint32_t activate_flags = 0;
+	char integrity[MAX_CIPHER_LEN], journal_integrity[MAX_CIPHER_LEN], journal_crypt[MAX_CIPHER_LEN];
+	char *integrity_key = NULL;
+	int r;
+
+	r = crypt_parse_hash_integrity_mode(ARG_STR(OPT_INTEGRITY_ID), integrity);
+	if (r < 0) {
+		log_err(_("No known integrity specification pattern detected."));
+		return r;
+	}
+	params.integrity = integrity;
+
+	if (ARG_SET(OPT_JOURNAL_INTEGRITY_ID)) {
+		r = crypt_parse_hash_integrity_mode(ARG_STR(OPT_JOURNAL_INTEGRITY_ID), journal_integrity);
+		if (r < 0) {
+			log_err(_("No known integrity specification pattern detected."));
+			return r;
+
+		}
+		params.journal_integrity = journal_integrity;
+	}
+
+	if (ARG_SET(OPT_JOURNAL_CRYPT_ID)) {
+		r = crypt_parse_hash_integrity_mode(ARG_STR(OPT_JOURNAL_CRYPT_ID), journal_crypt);
+		if (r < 0) {
+			log_err(_("No known integrity specification pattern detected."));
+			return r;
+		}
+		params.journal_crypt = journal_crypt;
+	}
+
+	if (ARG_SET(OPT_INTEGRITY_NO_JOURNAL_ID) || ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID))
+		activate_flags |= CRYPT_ACTIVATE_NO_JOURNAL;
+	if (ARG_SET(OPT_INTEGRITY_RECOVERY_MODE_ID))
+		activate_flags |= CRYPT_ACTIVATE_RECOVERY;
+	if (ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID))
+		activate_flags |= CRYPT_ACTIVATE_NO_JOURNAL_BITMAP;
+
+	if (ARG_SET(OPT_INTEGRITY_RECALCULATE_ID) || ARG_SET(OPT_INTEGRITY_LEGACY_RECALC_ID))
+		activate_flags |= CRYPT_ACTIVATE_RECALCULATE;
+
+	if (ARG_SET(OPT_INTEGRITY_RECALCULATE_RESET_ID))
+		activate_flags |= CRYPT_ACTIVATE_RECALCULATE_RESET;
+
+	if (ARG_SET(OPT_ALLOW_DISCARDS_ID))
+		activate_flags |= CRYPT_ACTIVATE_ALLOW_DISCARDS;
+
+	r = _read_keys(&integrity_key, &params);
+	if (r)
+		goto out;
+
+	if ((r = crypt_init_data_device(&cd, action_argv[0], ARG_STR(OPT_DATA_DEVICE_ID))))
+		goto out;
+
+	r = crypt_load(cd, CRYPT_INTEGRITY, &params);
+	if (r) {
+		log_err(_("Device %s is not a valid INTEGRITY device."), action_argv[0]);
+		goto out;
+	}
+
+	if (ARG_SET(OPT_INTEGRITY_LEGACY_RECALC_ID))
+		crypt_set_compatibility(cd, CRYPT_COMPAT_LEGACY_INTEGRITY_RECALC);
+
+	r = crypt_activate_by_volume_key(cd, action_argv[1], integrity_key,
+					 ARG_UINT32(OPT_INTEGRITY_KEY_SIZE_ID), activate_flags);
+out:
+	crypt_safe_free(integrity_key);
+	crypt_safe_free(CONST_CAST(void*)params.journal_integrity_key);
+	crypt_safe_free(CONST_CAST(void*)params.journal_crypt_key);
+	crypt_free(cd);
+	return r;
+}
+
+static int action_close(void)
+{
+	struct crypt_device *cd = NULL;
+	crypt_status_info ci;
+	uint32_t flags = 0;
+	int r;
+
+	if (ARG_SET(OPT_DEFERRED_ID))
+		flags |= CRYPT_DEACTIVATE_DEFERRED;
+	if (ARG_SET(OPT_CANCEL_DEFERRED_ID))
+		flags |= CRYPT_DEACTIVATE_DEFERRED_CANCEL;
+
+	r = crypt_init_by_name(&cd, action_argv[0]);
+	if (r == 0)
+		r = crypt_deactivate_by_name(cd, action_argv[0], flags);
+
+	if (!r && ARG_SET(OPT_DEFERRED_ID)) {
+		ci = crypt_status(cd, action_argv[0]);
+		if (ci == CRYPT_ACTIVE || ci == CRYPT_BUSY)
+			log_std(_("Device %s is still active and scheduled for deferred removal.\n"),
+				  action_argv[0]);
+	}
+
+	crypt_free(cd);
+	return r;
+}
+
+static int action_status(void)
+{
+	crypt_status_info ci;
+	struct crypt_active_device cad;
+	struct crypt_params_integrity ip = {};
+	struct crypt_device *cd = NULL;
+	char *backing_file;
+	const char *device, *metadata_device;
+	int path = 0, r = 0;
+
+	/* perhaps a path, not a dm device name */
+	if (strchr(action_argv[0], '/'))
+		path = 1;
+
+	ci = crypt_status(NULL, action_argv[0]);
+	switch (ci) {
+	case CRYPT_INVALID:
+		r = -EINVAL;
+		break;
+	case CRYPT_INACTIVE:
+		if (path)
+			log_std("%s is inactive.\n", action_argv[0]);
+		else
+			log_std("%s/%s is inactive.\n", crypt_get_dir(), action_argv[0]);
+		r = -ENODEV;
+		break;
+	case CRYPT_ACTIVE:
+	case CRYPT_BUSY:
+		if (path)
+			log_std("%s is active%s.\n", action_argv[0],
+				ci == CRYPT_BUSY ? " and is in use" : "");
+		else
+			log_std("%s/%s is active%s.\n", crypt_get_dir(), action_argv[0],
+				ci == CRYPT_BUSY ? " and is in use" : "");
+
+		r = crypt_init_by_name_and_header(&cd, action_argv[0], NULL);
+		if (r < 0)
+			goto out;
+
+		log_std("  type:    %s\n", crypt_get_type(cd) ?: "n/a");
+
+		r = crypt_get_active_device(cd, action_argv[0], &cad);
+		if (r < 0)
+			goto out;
+
+		/* Print only INTEGRITY (and LUKS2 with integrity) info */
+		r = crypt_get_integrity_info(cd, &ip);
+		if (r < 0)
+			goto out;
+
+		log_std("  tag size: %u\n", ip.tag_size);
+		log_std("  integrity: %s\n", ip.integrity ?: "(none)");
+		device = crypt_get_device_name(cd);
+		metadata_device = crypt_get_metadata_device_name(cd);
+		log_std("  device:  %s%s\n", device, metadata_device ? " (detached)" : "");
+		if ((backing_file = crypt_loop_backing_file(device))) {
+			log_std("  loop:    %s\n", backing_file);
+			free(backing_file);
+		}
+		if (metadata_device) {
+			log_std("  metadata device:  %s\n", metadata_device);
+			if ((backing_file = crypt_loop_backing_file(metadata_device))) {
+				log_std("  loop:    %s\n", backing_file);
+				free(backing_file);
+			}
+		}
+		log_std("  sector size:  %u bytes\n", crypt_get_sector_size(cd));
+		log_std("  interleave sectors: %u\n", ip.interleave_sectors);
+		log_std("  size:    %" PRIu64 " sectors\n", cad.size);
+		log_std("  mode:    %s%s\n",
+			cad.flags & CRYPT_ACTIVATE_READONLY ? "readonly" : "read/write",
+			cad.flags & CRYPT_ACTIVATE_RECOVERY ? " recovery" : "");
+		log_std("  failures: %" PRIu64 "\n",
+			crypt_get_active_integrity_failures(cd, action_argv[0]));
+		if (cad.flags & CRYPT_ACTIVATE_NO_JOURNAL_BITMAP) {
+			log_std("  bitmap 512-byte sectors per bit: %u\n", ip.journal_watermark);
+			log_std("  bitmap flush interval: %u ms\n", ip.journal_commit_time);
+		} if (cad.flags & CRYPT_ACTIVATE_NO_JOURNAL) {
+			log_std("  journal: not active\n");
+		} else {
+			log_std("  journal size: %" PRIu64 " bytes\n", ip.journal_size);
+			log_std("  journal watermark: %u%%\n", ip.journal_watermark);
+			log_std("  journal commit time: %u ms\n", ip.journal_commit_time);
+			if (ip.journal_integrity)
+				log_std("  journal integrity MAC: %s\n", ip.journal_integrity);
+			if (ip.journal_crypt)
+				log_std("  journal encryption: %s\n", ip.journal_crypt);
+		}
+		if (cad.flags & (CRYPT_ACTIVATE_ALLOW_DISCARDS))
+			log_std("  flags: %s\n",
+				(cad.flags & CRYPT_ACTIVATE_ALLOW_DISCARDS) ? "discards " : "");
+	}
+out:
+	crypt_free(cd);
+	if (r == -ENOTSUP)
+		r = 0;
+	return r;
+	return -EINVAL;
+}
+
+static int action_dump(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_integrity params = {};
+	int r;
+
+	if ((r = crypt_init(&cd, action_argv[0])))
+		return r;
+
+	r = crypt_load(cd, CRYPT_INTEGRITY, &params);
+	if (!r)
+		crypt_dump(cd);
+	else
+		log_err(_("Device %s is not a valid INTEGRITY device."), action_argv[0]);
+
+	crypt_free(cd);
+	return r;
+}
+
+static struct action_type {
+	const char *type;
+	int (*handler)(void);
+	int required_action_argc;
+	const char *arg_desc;
+	const char *desc;
+} action_types[] = {
+	{ FORMAT_ACTION,action_format, 1, N_("<integrity_device>"),N_("format device") },
+	{ OPEN_ACTION,	action_open,   2, N_("<integrity_device> <name>"),N_("open device as <name>") },
+	{ CLOSE_ACTION,	action_close,  1, N_("<name>"),N_("close device (remove mapping)") },
+	{ STATUS_ACTION,action_status, 1, N_("<name>"),N_("show active device status") },
+	{ DUMP_ACTION,	action_dump,   1, N_("<integrity_device>"),N_("show on-disk information") },
+	{ RESIZE_ACTION,action_resize, 1, N_("<name>"), N_("resize active device") },
+	{}
+};
+
+static void help(poptContext popt_context,
+		 enum poptCallbackReason reason __attribute__((unused)),
+		 struct poptOption *key,
+		 const char *arg __attribute__((unused)),
+		 void *data __attribute__((unused)))
+{
+	struct action_type *action;
+
+	if (key->shortName == '?') {
+		tools_package_version(PACKAGE_INTEGRITY, false);
+		poptPrintHelp(popt_context, stdout, 0);
+		log_std(_("\n"
+			 "<action> is one of:\n"));
+		for(action = action_types; action->type; action++)
+			log_std("\t%s %s - %s\n", action->type, _(action->arg_desc), _(action->desc));
+		log_std(_("\n"
+			 "<name> is the device to create under %s\n"
+			 "<integrity_device> is the device containing data with integrity tags\n"),
+			crypt_get_dir());
+
+		log_std(_("\nDefault compiled-in dm-integrity parameters:\n"
+			  "\tChecksum algorithm: %s\n"
+			  "\tMaximum keyfile size: %dkB\n"),
+			  DEFAULT_ALG_NAME, DEFAULT_INTEGRITY_KEYFILE_SIZE_MAXKB);
+		tools_cleanup();
+		poptFreeContext(popt_context);
+		exit(EXIT_SUCCESS);
+	} else if (key->shortName == 'V') {
+		tools_package_version(PACKAGE_INTEGRITY, false);
+		tools_cleanup();
+		poptFreeContext(popt_context);
+		exit(EXIT_SUCCESS);
+	} else
+		usage(popt_context, EXIT_SUCCESS, NULL, NULL);
+}
+
+static int run_action(struct action_type *action)
+{
+	int r;
+
+	log_dbg("Running command %s.", action->type);
+
+	r = action->handler();
+
+	show_status(r);
+	return translate_errno(r);
+}
+
+static bool needs_size_conversion(unsigned int arg_id)
+{
+	return (arg_id == OPT_JOURNAL_SIZE_ID || arg_id == OPT_DEVICE_SIZE_ID);
+}
+
+static void basic_options_cb(poptContext popt_context,
+		 enum poptCallbackReason reason __attribute__((unused)),
+		 struct poptOption *key,
+		 const char *arg,
+		 void *data __attribute__((unused)))
+{
+	char msg[256];
+
+	tools_parse_arg_value(popt_context, tool_core_args[key->val].type, tool_core_args + key->val, arg, key->val, needs_size_conversion);
+
+	/* special cases additional handling */
+	switch (key->val) {
+	case OPT_DEBUG_ID:
+		log_parms.debug = true;
+		/* fall through */
+	case OPT_VERBOSE_ID:
+		log_parms.verbose = true;
+		break;
+	case OPT_INTEGRITY_KEY_SIZE_ID:
+		/* fall through */
+	case OPT_JOURNAL_INTEGRITY_KEY_SIZE_ID:
+		/* fall through */
+	case OPT_JOURNAL_CRYPT_KEY_SIZE_ID:
+		if (ARG_UINT32(key->val) > (DEFAULT_INTEGRITY_KEYFILE_SIZE_MAXKB * 1024)) {
+			if (snprintf(msg, sizeof(msg), _("Invalid --%s size. Maximum is %u bytes."),
+			    key->longName, DEFAULT_INTEGRITY_KEYFILE_SIZE_MAXKB * 1024) < 0)
+				msg[0] = '\0';
+			usage(popt_context, EXIT_FAILURE, msg,
+			      poptGetInvocationName(popt_context));
+		}
+	}
+}
+
+int main(int argc, const char **argv)
+{
+	static const char *null_action_argv[] = {NULL};
+	static struct poptOption popt_help_options[] = {
+		{ NULL,    '\0', POPT_ARG_CALLBACK, help, 0, NULL,                         NULL },
+		{ "help",  '?',  POPT_ARG_NONE,     NULL, 0, N_("Show this help message"), NULL },
+		{ "usage", '\0', POPT_ARG_NONE,     NULL, 0, N_("Display brief usage"),    NULL },
+		{ "version",'V', POPT_ARG_NONE,     NULL, 0, N_("Print package version"),  NULL },
+		POPT_TABLEEND
+	};
+	static struct poptOption popt_basic_options[] = {
+		{ NULL,    '\0', POPT_ARG_CALLBACK, basic_options_cb, 0, NULL, NULL },
+#define ARG(A, B, C, D, E, F, G, H) { A, B, C, NULL, A ## _ID, D, E },
+#include "integritysetup_arg_list.h"
+#undef ARG
+		POPT_TABLEEND
+	};
+	static struct poptOption popt_options[] = {
+		{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_help_options, 0, N_("Help options:"), NULL },
+		{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, popt_basic_options, 0, NULL, NULL },
+		POPT_TABLEEND
+	};
+	poptContext popt_context;
+	struct action_type *action;
+	const char *aname;
+	int r;
+
+	crypt_set_log_callback(NULL, tool_log, &log_parms);
+
+	setlocale(LC_ALL, "");
+	bindtextdomain(PACKAGE, LOCALEDIR);
+	textdomain(PACKAGE);
+
+	popt_context = poptGetContext("integrity", argc, argv, popt_options, 0);
+	poptSetOtherOptionHelp(popt_context,
+	                       _("[OPTION...] <action> <action-specific>"));
+
+
+	while ((r = poptGetNextOpt(popt_context)) >= 0) {
+	}
+
+	if (r < -1)
+		usage(popt_context, EXIT_FAILURE, poptStrerror(r),
+		      poptBadOption(popt_context, POPT_BADOPTION_NOALIAS));
+
+	if (!(aname = poptGetArg(popt_context)))
+		usage(popt_context, EXIT_FAILURE, _("Argument <action> missing."),
+		      poptGetInvocationName(popt_context));
+
+	action_argc = 0;
+	action_argv = poptGetArgs(popt_context);
+	/* Make return values of poptGetArgs more consistent in case of remaining argc = 0 */
+	if (!action_argv)
+		action_argv = null_action_argv;
+
+	/* Count args, somewhat unnice, change? */
+	while (action_argv[action_argc] != NULL)
+		action_argc++;
+
+	/* Handle aliases */
+	if (!strcmp(aname, "create") && action_argc > 1) {
+		/* create command had historically switched arguments */
+		if (action_argv[0] && action_argv[1]) {
+			const char *tmp = action_argv[0];
+			action_argv[0] = action_argv[1];
+			action_argv[1] = tmp;
+		}
+		aname = "open";
+	} else if (!strcmp(aname, "remove")) {
+		aname = "close";
+	}
+
+	for (action = action_types; action->type; action++)
+		if (strcmp(action->type, aname) == 0)
+			break;
+
+	if (!action->type)
+		usage(popt_context, EXIT_FAILURE, _("Unknown action."),
+		      poptGetInvocationName(popt_context));
+
+	if (action_argc < action->required_action_argc) {
+		char buf[128];
+		if (snprintf(buf, 128,_("%s: requires %s as arguments"), action->type, action->arg_desc) < 0)
+			buf[0] ='\0';
+		usage(popt_context, EXIT_FAILURE, buf,
+		      poptGetInvocationName(popt_context));
+	}
+
+	tools_check_args(action->type, tool_core_args, ARRAY_SIZE(tool_core_args), popt_context);
+
+	if (ARG_SET(OPT_INTEGRITY_KEY_FILE_ID) != ARG_SET(OPT_INTEGRITY_KEY_SIZE_ID))
+		usage(popt_context, EXIT_FAILURE, _("Both key file and key size options must be specified."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_JOURNAL_INTEGRITY_KEY_FILE_ID) != ARG_SET(OPT_JOURNAL_INTEGRITY_KEY_SIZE_ID))
+		usage(popt_context, EXIT_FAILURE, _("Both journal integrity key file and key size options must be specified."),
+		      poptGetInvocationName(popt_context));
+	if (!ARG_SET(OPT_JOURNAL_INTEGRITY_ID) && ARG_SET(OPT_JOURNAL_INTEGRITY_KEY_FILE_ID))
+		usage(popt_context, EXIT_FAILURE, _("Journal integrity algorithm must be specified if journal integrity key is used."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_JOURNAL_CRYPT_KEY_FILE_ID) != ARG_SET(OPT_JOURNAL_CRYPT_KEY_SIZE_ID))
+		usage(popt_context, EXIT_FAILURE, _("Both journal encryption key file and key size options must be specified."),
+		      poptGetInvocationName(popt_context));
+	if (!ARG_SET(OPT_JOURNAL_CRYPT_ID) && ARG_SET(OPT_JOURNAL_CRYPT_KEY_FILE_ID))
+		usage(popt_context, EXIT_FAILURE, _("Journal encryption algorithm must be specified if journal encryption key is used."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_INTEGRITY_RECOVERY_MODE_ID) && ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID))
+		usage(popt_context, EXIT_FAILURE, _("Recovery and bitmap mode options are mutually exclusive."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID) &&
+	    (ARG_SET(OPT_JOURNAL_INTEGRITY_KEY_FILE_ID) ||
+	     ARG_SET(OPT_JOURNAL_CRYPT_ID) || ARG_SET(OPT_JOURNAL_WATERMARK_ID) ||
+	     ARG_SET(OPT_JOURNAL_COMMIT_TIME_ID)))
+		usage(popt_context, EXIT_FAILURE, _("Journal options cannot be used in bitmap mode."),
+		      poptGetInvocationName(popt_context));
+
+	if (!ARG_SET(OPT_INTEGRITY_BITMAP_MODE_ID) &&
+	    (ARG_SET(OPT_BITMAP_FLUSH_TIME_ID) || ARG_SET(OPT_BITMAP_SECTORS_PER_BIT_ID)))
+		usage(popt_context, EXIT_FAILURE, _("Bitmap options can be used only in bitmap mode."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_CANCEL_DEFERRED_ID) && ARG_SET(OPT_DEFERRED_ID))
+		usage(popt_context, EXIT_FAILURE,
+		      _("Options --cancel-deferred and --deferred cannot be used at the same time."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_DEBUG_ID)) {
+		crypt_set_debug_level(CRYPT_DEBUG_ALL);
+		dbg_version_and_cmd(argc, argv);
+	}
+
+	r = run_action(action);
+	tools_cleanup();
+	poptFreeContext(popt_context);
+	return r;
+}
diff --git a/src/integritysetup_arg_list.h b/src/integritysetup_arg_list.h
new file mode 100644
index 0000000..39f2906
--- /dev/null
+++ b/src/integritysetup_arg_list.h
@@ -0,0 +1,100 @@
+/*
+ * Integritysetup command line arguments list
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/* long name, short name, popt type, help description, units, internal argument type, default value */
+
+ARG(OPT_ALLOW_DISCARDS, '\0', POPT_ARG_NONE, N_("Allow discards (aka TRIM) requests for device"), NULL, CRYPT_ARG_BOOL, {}, OPT_ALLOW_DISCARDS_ACTIONS)
+
+ARG(OPT_BATCH_MODE, 'q', POPT_ARG_NONE, N_("Do not ask for confirmation"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_BUFFER_SECTORS, '\0', POPT_ARG_STRING, N_("Buffers size"), N_("SECTORS"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_BITMAP_FLUSH_TIME, '\0', POPT_ARG_STRING, N_("Bitmap mode flush time"), N_("ms"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_BITMAP_SECTORS_PER_BIT, '\0', POPT_ARG_STRING, N_("Number of 512-byte sectors per bit (bitmap mode)."), "INT", CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_CANCEL_DEFERRED, '\0', POPT_ARG_NONE, N_("Cancel a previously set deferred device removal"), NULL, CRYPT_ARG_BOOL, {}, OPT_DEFERRED_ACTIONS)
+
+ARG(OPT_DATA_DEVICE, '\0', POPT_ARG_STRING, N_("Path to data device (if separated)"), N_("path"), CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_DEBUG, '\0', POPT_ARG_NONE, N_("Show debug messages"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DEFERRED, '\0', POPT_ARG_NONE, N_("Device removal is deferred until the last user closes it"), NULL, CRYPT_ARG_BOOL, {}, OPT_DEFERRED_ACTIONS)
+
+ARG(OPT_INTEGRITY, 'I', POPT_ARG_STRING, N_("Data integrity algorithm"), NULL, CRYPT_ARG_STRING, { .str_value = CONST_CAST(void *)DEFAULT_ALG_NAME }, {})
+
+ARG(OPT_INTEGRITY_KEY_FILE, '\0', POPT_ARG_STRING, N_("Read the integrity key from a file"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_INTEGRITY_KEY_SIZE, '\0', POPT_ARG_STRING, N_("The size of the data integrity key"), N_("BITS"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_INTEGRITY_LEGACY_PADDING, '\0', POPT_ARG_NONE, N_("Use inefficient legacy padding (old kernels)"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_INTEGRITY_LEGACY_HMAC, '\0', POPT_ARG_NONE, N_("Do not protect superblock with HMAC (old kernels)"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_INTEGRITY_LEGACY_RECALC, '\0', POPT_ARG_NONE, N_("Allow recalculating of volumes with HMAC keys (old kernels)"), NULL, CRYPT_ARG_BOOL, {}, OPT_INTEGRITY_RECALCULATE_ACTIONS)
+
+ARG(OPT_INTEGRITY_NO_JOURNAL, 'D', POPT_ARG_NONE, N_("Disable journal for integrity device"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_INTERLEAVE_SECTORS, '\0', POPT_ARG_STRING, N_("Interleave sectors"), N_("SECTORS"), CRYPT_ARG_UINT32, {}, OPT_INTERLEAVE_SECTORS_ACTIONS)
+
+ARG(OPT_JOURNAL_COMMIT_TIME, '\0', POPT_ARG_STRING, N_("Journal commit time"), N_("ms"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_JOURNAL_INTEGRITY, '\0', POPT_ARG_STRING, N_("Journal integrity algorithm"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_JOURNAL_INTEGRITY_KEY_SIZE, '\0', POPT_ARG_STRING, N_("The size of the journal integrity key"), N_("BITS"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_JOURNAL_INTEGRITY_KEY_FILE, '\0', POPT_ARG_STRING, N_("Read the journal integrity key from a file"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_JOURNAL_CRYPT, '\0', POPT_ARG_STRING, N_("Journal encryption algorithm"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_JOURNAL_CRYPT_KEY_FILE, '\0', POPT_ARG_STRING, N_("Read the journal encryption key from a file"), NULL, CRYPT_ARG_STRING,{}, {})
+
+ARG(OPT_JOURNAL_CRYPT_KEY_SIZE, '\0', POPT_ARG_STRING, N_("The size of the journal encryption key"), N_("BITS"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_JOURNAL_SIZE, 'j', POPT_ARG_STRING, N_("Journal size"), N_("bytes"), CRYPT_ARG_UINT64, {}, OPT_JOURNAL_SIZE_ACTIONS)
+
+ARG(OPT_JOURNAL_WATERMARK, '\0', POPT_ARG_STRING, N_("Journal watermark"), N_("percent"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_NO_WIPE, '\0', POPT_ARG_NONE, N_("Do not wipe device after format"), NULL, CRYPT_ARG_BOOL, {}, OPT_NO_WIPE_ACTIONS)
+
+ARG(OPT_WIPE, '\0', POPT_ARG_NONE, N_("Wipe the end of the device after resize"), NULL, CRYPT_ARG_BOOL, {}, OPT_WIPE_ACTIONS)
+
+ARG(OPT_PROGRESS_FREQUENCY, '\0', POPT_ARG_STRING, N_("Progress line update (in seconds)"), N_("secs"), CRYPT_ARG_UINT32, {}, {})
+
+ARG(OPT_PROGRESS_JSON, '\0', POPT_ARG_NONE, N_("Print wipe progress data in json format (suitable for machine processing)"), NULL, CRYPT_ARG_BOOL, {}, OPT_PROGRESS_JSON_ACTIONS)
+
+ARG(OPT_INTEGRITY_BITMAP_MODE, 'B', POPT_ARG_NONE, N_("Use bitmap to track changes and disable journal for integrity device"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_INTEGRITY_RECALCULATE, '\0', POPT_ARG_NONE, N_("Recalculate initial tags automatically."), NULL, CRYPT_ARG_BOOL, {}, OPT_INTEGRITY_RECALCULATE_ACTIONS)
+
+ARG(OPT_INTEGRITY_RECALCULATE_RESET, '\0', POPT_ARG_NONE, N_("Reset automatic recalculate position."), NULL, CRYPT_ARG_BOOL, {}, OPT_INTEGRITY_RECALCULATE_ACTIONS)
+
+ARG(OPT_INTEGRITY_RECOVERY_MODE, 'R', POPT_ARG_NONE, N_("Recovery mode (no journal, no tag checking)"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_SECTOR_SIZE, 's', POPT_ARG_STRING, N_("Sector size"), N_("bytes"), CRYPT_ARG_UINT32, { .u32_value = 512 }, OPT_SECTOR_SIZE_ACTIONS)
+
+ARG(OPT_TAG_SIZE, 't', POPT_ARG_STRING, N_("Tag size (per-sector)"), N_("bytes"), CRYPT_ARG_UINT32, {}, OPT_TAG_SIZE_ACTIONS)
+
+ARG(OPT_VERBOSE, 'v', POPT_ARG_NONE, N_("Shows more detailed error messages"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DEVICE_SIZE, '\0', POPT_ARG_STRING, N_("Use only specified device size (ignore rest of device). DANGEROUS!"), N_("bytes"), CRYPT_ARG_UINT64, {}, OPT_DEVICE_SIZE_ACTIONS)
+
+ARG(OPT_SIZE, 'b', POPT_ARG_STRING, N_("The size of the device"), N_("SECTORS"), CRYPT_ARG_UINT64, {}, OPT_SIZE_ACTIONS)
diff --git a/src/integritysetup_args.h b/src/integritysetup_args.h
new file mode 100644
index 0000000..8241008
--- /dev/null
+++ b/src/integritysetup_args.h
@@ -0,0 +1,61 @@
+/*
+ * Command line arguments helpers
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef INTEGRITYSETUP_ARGS_H
+#define INTEGRITYSETUP_ARGS_H
+
+#include "utils_arg_names.h"
+#include "utils_arg_macros.h"
+
+#define FORMAT_ACTION	"format"
+#define OPEN_ACTION	"open"
+#define CLOSE_ACTION	"close"
+#define STATUS_ACTION	"status"
+#define DUMP_ACTION	"dump"
+#define RESIZE_ACTION	"resize"
+
+#define OPT_ALLOW_DISCARDS_ACTIONS		{ OPEN_ACTION }
+#define OPT_DEFERRED_ACTIONS			{ CLOSE_ACTION }
+#define OPT_INTEGRITY_RECALCULATE_ACTIONS	{ OPEN_ACTION }
+#define OPT_JOURNAL_SIZE_ACTIONS		{ FORMAT_ACTION }
+#define OPT_NO_WIPE_ACTIONS			{ FORMAT_ACTION }
+#define OPT_INTERLEAVE_SECTORS_ACTIONS		{ FORMAT_ACTION }
+#define OPT_PROGRESS_JSON_ACTIONS		{ FORMAT_ACTION, RESIZE_ACTION }
+#define OPT_SECTOR_SIZE_ACTIONS			{ FORMAT_ACTION }
+#define OPT_TAG_SIZE_ACTIONS			{ FORMAT_ACTION }
+#define OPT_DEVICE_SIZE_ACTIONS			{ RESIZE_ACTION }
+#define OPT_SIZE_ACTIONS			{ RESIZE_ACTION }
+#define OPT_WIPE_ACTIONS			{ RESIZE_ACTION }
+
+enum {
+OPT_UNUSED_ID = 0,
+#define ARG(A, B, C, D, E, F, G, H) A ## _ID,
+#include "integritysetup_arg_list.h"
+#undef ARG
+};
+
+static struct tools_arg tool_core_args[] = { { NULL, false, CRYPT_ARG_BOOL }, // UNUSED
+#define ARG(A, B, C, D, E, F, G, H) { A, false, F, G, H },
+#include "integritysetup_arg_list.h"
+#undef ARG
+};
+
+#endif
diff --git a/src/utils_arg_macros.h b/src/utils_arg_macros.h
new file mode 100644
index 0000000..901b3f4
--- /dev/null
+++ b/src/utils_arg_macros.h
@@ -0,0 +1,103 @@
+/*
+ * Command line arguments parsing helpers
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef UTILS_ARG_MACROS_H
+#define UTILS_ARG_MACROS_H
+
+#include <assert.h>
+
+#define ARG_SET(X) !!tool_core_args[(X)].set
+
+#define ARG_STR(X) ({ \
+	assert(tool_core_args[(X)].type == CRYPT_ARG_STRING); \
+	tool_core_args[(X)].u.str_value; \
+})
+
+#define ARG_INT32(X) ({ \
+	assert(tool_core_args[(X)].type == CRYPT_ARG_INT32); \
+	tool_core_args[(X)].u.i32_value; \
+})
+
+#define ARG_UINT32(X) ({ \
+	assert(tool_core_args[(X)].type == CRYPT_ARG_UINT32); \
+	tool_core_args[(X)].u.u32_value; \
+})
+
+#define ARG_INT64(X) ({ \
+	assert(tool_core_args[(X)].type == CRYPT_ARG_INT64); \
+	tool_core_args[(X)].u.i64_value; \
+})
+
+#define ARG_UINT64(X) ({ \
+	assert(tool_core_args[(X)].type == CRYPT_ARG_UINT64); \
+	tool_core_args[(X)].u.u64_value; \
+})
+
+#define ARG_SET_TRUE(X) do { \
+        tool_core_args[(X)].set = true; \
+} while (0)
+
+#define ARG_SET_STR(X, Y) \
+do { \
+	char *str; \
+	assert(tool_core_args[(X)].set == false && tool_core_args[(X)].type == CRYPT_ARG_STRING); \
+	str = (Y); \
+	assert(str != NULL); \
+	tool_core_args[(X)].u.str_value = str; \
+	tool_core_args[(X)].set = true; \
+} while (0)
+
+#define ARG_SET_INT32(X, Y) \
+do { \
+	assert(tool_core_args[(X)].set == false && tool_core_args[(X)].type == CRYPT_ARG_INT32); \
+	tool_core_args[(X)].u.i32_value = (Y); \
+	tool_core_args[(X)].set = true; \
+} while (0)
+
+#define ARG_SET_UINT32(X, Y) \
+do { \
+	assert(tool_core_args[(X)].set == false && tool_core_args[(X)].type == CRYPT_ARG_UINT32); \
+	tool_core_args[(X)].u.u32_value = (Y); \
+	tool_core_args[(X)].set = true; \
+} while (0)
+
+#define ARG_SET_INT64(X, Y) \
+do { \
+	assert(tool_core_args[(X)].set == false && tool_core_args[(X)].type == CRYPT_ARG_INT64); \
+	tool_core_args[(X)].u.i64_value = (Y); \
+	tool_core_args[(X)].set = true; \
+} while (0)
+
+#define ARG_SET_UINT64(X, Y) \
+do { \
+	assert(tool_core_args[(X)].set == false && tool_core_args[(X)].type == CRYPT_ARG_UINT64); \
+	tool_core_args[(X)].u.u64_value = (Y); \
+	tool_core_args[(X)].set = true; \
+} while (0)
+
+
+#define ARG_INIT_ALIAS(X) \
+do { \
+	assert(tool_core_args[(X)].type == CRYPT_ARG_ALIAS); \
+	tool_core_args[(X)].u.o.ptr = &tool_core_args[tool_core_args[(X)].u.o.id]; \
+} while (0)
+
+#endif
diff --git a/src/utils_arg_names.h b/src/utils_arg_names.h
new file mode 100644
index 0000000..66a59e8
--- /dev/null
+++ b/src/utils_arg_names.h
@@ -0,0 +1,173 @@
+/*
+ * Command line arguments name list
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef UTILS_ARG_NAMES_H
+#define UTILS_ARG_NAMES_H
+
+#define OPT_ACTIVE_NAME			"active-name"
+#define OPT_ALIGN_PAYLOAD		"align-payload"
+#define OPT_ALLOW_DISCARDS		"allow-discards"
+#define OPT_BATCH_MODE			"batch-mode"
+#define OPT_BITMAP_FLUSH_TIME		"bitmap-flush-time"
+#define OPT_BITMAP_SECTORS_PER_BIT	"bitmap-sectors-per-bit"
+#define OPT_BLOCK_SIZE			"block-size"
+#define OPT_BUFFER_SECTORS		"buffer-sectors"
+#define OPT_CANCEL_DEFERRED		"cancel-deferred"
+#define OPT_CHECK_AT_MOST_ONCE		"check-at-most-once"
+#define OPT_CIPHER			"cipher"
+#define OPT_DATA_BLOCK_SIZE		"data-block-size"
+#define OPT_DATA_BLOCKS			"data-blocks"
+#define OPT_DATA_DEVICE			"data-device"
+#define OPT_DEBUG			"debug"
+#define OPT_DEBUG_JSON			"debug-json"
+#define OPT_DEFERRED			"deferred"
+#define OPT_DEVICE_SIZE			"device-size"
+#define OPT_DECRYPT			"decrypt"
+#define OPT_DISABLE_EXTERNAL_TOKENS	"disable-external-tokens"
+#define OPT_DISABLE_KEYRING		"disable-keyring"
+#define OPT_DISABLE_LOCKS		"disable-locks"
+#define OPT_DISABLE_VERACRYPT		"disable-veracrypt"
+#define OPT_DUMP_JSON			"dump-json-metadata"
+#define OPT_DUMP_MASTER_KEY		"dump-master-key"
+#define OPT_DUMP_VOLUME_KEY		"dump-volume-key"
+#define OPT_ENCRYPT			"encrypt"
+#define OPT_FEC_DEVICE			"fec-device"
+#define OPT_FEC_OFFSET			"fec-offset"
+#define OPT_FEC_ROOTS			"fec-roots"
+#define OPT_FORCE_PASSWORD		"force-password"
+#define OPT_FORCE_OFFLINE_REENCRYPT	"force-offline-reencrypt"
+#define OPT_FORMAT			"format"
+#define OPT_HASH			"hash"
+#define OPT_HASH_BLOCK_SIZE		"hash-block-size"
+#define OPT_HASH_OFFSET			"hash-offset"
+#define OPT_HEADER			"header"
+#define OPT_HEADER_BACKUP_FILE		"header-backup-file"
+#define OPT_HOTZONE_SIZE		"hotzone-size"
+#define OPT_IGNORE_CORRUPTION		"ignore-corruption"
+#define OPT_IGNORE_ZERO_BLOCKS		"ignore-zero-blocks"
+#define OPT_INIT_ONLY			"init-only"
+#define OPT_INTEGRITY			"integrity"
+#define OPT_INTEGRITY_BITMAP_MODE	"integrity-bitmap-mode"
+#define OPT_INTEGRITY_KEY_FILE		"integrity-key-file"
+#define OPT_INTEGRITY_KEY_SIZE		"integrity-key-size"
+#define OPT_INTEGRITY_LEGACY_PADDING	"integrity-legacy-padding"
+#define OPT_INTEGRITY_LEGACY_HMAC	"integrity-legacy-hmac"
+#define OPT_INTEGRITY_LEGACY_RECALC	"integrity-legacy-recalculate"
+#define OPT_INTEGRITY_NO_JOURNAL	"integrity-no-journal"
+#define OPT_INTEGRITY_NO_WIPE		"integrity-no-wipe"
+#define OPT_INTEGRITY_RECALCULATE	"integrity-recalculate"
+#define OPT_INTEGRITY_RECALCULATE_RESET	"integrity-recalculate-reset"
+#define OPT_INTEGRITY_RECOVERY_MODE	"integrity-recovery-mode"
+#define OPT_INTERLEAVE_SECTORS		"interleave-sectors"
+#define OPT_ITER_TIME			"iter-time"
+#define OPT_IV_LARGE_SECTORS		"iv-large-sectors"
+#define OPT_JSON_FILE			"json-file"
+#define OPT_JOURNAL_COMMIT_TIME		"journal-commit-time"
+#define OPT_JOURNAL_CRYPT		"journal-crypt"
+#define OPT_JOURNAL_CRYPT_KEY_FILE	"journal-crypt-key-file"
+#define OPT_JOURNAL_CRYPT_KEY_SIZE	"journal-crypt-key-size"
+#define OPT_JOURNAL_INTEGRITY		"journal-integrity"
+#define OPT_JOURNAL_INTEGRITY_KEY_FILE	"journal-integrity-key-file"
+#define OPT_JOURNAL_INTEGRITY_KEY_SIZE	"journal-integrity-key-size"
+#define OPT_JOURNAL_SIZE		"journal-size"
+#define OPT_JOURNAL_WATERMARK		"journal-watermark"
+#define OPT_KEEP_KEY			"keep-key"
+#define OPT_KEY_DESCRIPTION		"key-description"
+#define OPT_KEY_FILE			"key-file"
+#define OPT_KEY_SIZE			"key-size"
+#define OPT_KEY_SLOT			"key-slot"
+#define OPT_KEYFILE_OFFSET		"keyfile-offset"
+#define OPT_KEYFILE_SIZE		"keyfile-size"
+#define OPT_KEYSLOT_CIPHER		"keyslot-cipher"
+#define OPT_KEYSLOT_KEY_SIZE		"keyslot-key-size"
+#define OPT_NO_SUPERBLOCK		"no-superblock"
+#define OPT_NO_WIPE			"no-wipe"
+#define OPT_WIPE			"wipe"
+#define OPT_LABEL			"label"
+#define OPT_LUKS2_KEYSLOTS_SIZE		"luks2-keyslots-size"
+#define OPT_LUKS2_METADATA_SIZE		"luks2-metadata-size"
+#define OPT_MASTER_KEY_FILE		"master-key-file"
+#define OPT_VOLUME_KEY_FILE		"volume-key-file"
+#define OPT_NEW				"new"
+#define OPT_NEW_KEY_SLOT		"new-key-slot"
+#define OPT_NEW_KEYFILE			"new-keyfile"
+#define OPT_NEW_KEYFILE_OFFSET		"new-keyfile-offset"
+#define OPT_NEW_KEYFILE_SIZE		"new-keyfile-size"
+#define OPT_NEW_TOKEN_ID		"new-token-id"
+#define OPT_OFFSET			"offset"
+#define OPT_PANIC_ON_CORRUPTION		"panic-on-corruption"
+#define OPT_PBKDF			"pbkdf"
+#define OPT_PBKDF_FORCE_ITERATIONS	"pbkdf-force-iterations"
+#define OPT_PBKDF_MEMORY		"pbkdf-memory"
+#define OPT_PBKDF_PARALLEL		"pbkdf-parallel"
+#define OPT_PERF_NO_READ_WORKQUEUE	"perf-no_read_workqueue"
+#define OPT_PERF_NO_WRITE_WORKQUEUE	"perf-no_write_workqueue"
+#define OPT_PERF_SAME_CPU_CRYPT		"perf-same_cpu_crypt"
+#define OPT_PERF_SUBMIT_FROM_CRYPT_CPUS	"perf-submit_from_crypt_cpus"
+#define OPT_PERSISTENT			"persistent"
+#define OPT_PLUGIN			"plugin"
+#define OPT_PRIORITY			"priority"
+#define OPT_PROGRESS_JSON		"progress-json"
+#define OPT_PROGRESS_FREQUENCY		"progress-frequency"
+#define OPT_READONLY			"readonly"
+#define OPT_REDUCE_DEVICE_SIZE		"reduce-device-size"
+#define OPT_REFRESH			"refresh"
+#define OPT_RESILIENCE			"resilience"
+#define OPT_RESILIENCE_HASH		"resilience-hash"
+#define OPT_RESTART_ON_CORRUPTION	"restart-on-corruption"
+#define OPT_RESUME_ONLY			"resume-only"
+#define OPT_ROOT_HASH_FILE		"root-hash-file"
+#define OPT_ROOT_HASH_SIGNATURE		"root-hash-signature"
+#define OPT_SALT			"salt"
+#define OPT_SECTOR_SIZE			"sector-size"
+#define OPT_SERIALIZE_MEMORY_HARD_PBKDF	"serialize-memory-hard-pbkdf"
+#define OPT_SHARED			"shared"
+#define OPT_SIZE			"size"
+#define OPT_SKIP			"skip"
+#define OPT_SUBSYSTEM			"subsystem"
+#define OPT_TAG_SIZE			"tag-size"
+#define OPT_TCRYPT_BACKUP		"tcrypt-backup"
+#define OPT_TCRYPT_HIDDEN		"tcrypt-hidden"
+#define OPT_TCRYPT_SYSTEM		"tcrypt-system"
+#define OPT_TEST_ARGS			"test-args"
+#define OPT_TEST_PASSPHRASE		"test-passphrase"
+#define OPT_TIMEOUT			"timeout"
+#define OPT_TOKEN_ID			"token-id"
+#define OPT_TOKEN_ONLY			"token-only"
+#define OPT_TOKEN_REPLACE		"token-replace"
+#define OPT_TOKEN_TYPE			"token-type"
+#define OPT_TRIES			"tries"
+#define OPT_TYPE			"type"
+#define OPT_UNBOUND			"unbound"
+#define OPT_USE_DIRECTIO		"use-directio"
+#define OPT_USE_FSYNC			"use-fsync"
+#define OPT_USE_RANDOM			"use-random"
+#define OPT_USE_URANDOM			"use-urandom"
+#define OPT_USE_TASKLETS		"use-tasklets"
+#define OPT_UUID			"uuid"
+#define OPT_VERACRYPT			"veracrypt"
+#define OPT_VERACRYPT_PIM		"veracrypt-pim"
+#define OPT_VERACRYPT_QUERY_PIM		"veracrypt-query-pim"
+#define OPT_VERBOSE			"verbose"
+#define OPT_VERIFY_PASSPHRASE		"verify-passphrase"
+#define OPT_WRITE_LOG			"write-log"
+
+#endif
diff --git a/src/utils_args.c b/src/utils_args.c
new file mode 100644
index 0000000..fda2350
--- /dev/null
+++ b/src/utils_args.c
@@ -0,0 +1,131 @@
+/*
+ * Command line arguments parsing helpers
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "cryptsetup.h"
+
+void tools_parse_arg_value(poptContext popt_context, crypt_arg_type_info type, struct tools_arg *arg, const char *popt_arg, int popt_val, bool(*needs_size_conv_fn)(unsigned arg_id))
+{
+	char *end, msg[128];
+	long long int ll;
+	long long unsigned int ull;
+
+	errno = 0;
+
+	switch (type) {
+	case CRYPT_ARG_BOOL:
+		break;
+	case CRYPT_ARG_STRING:
+		if (arg->set)
+			free(arg->u.str_value);
+		arg->u.str_value = poptGetOptArg(popt_context);
+		break;
+	case CRYPT_ARG_INT32:
+		ll = strtoll(popt_arg, &end, 10);
+		if (*end || !*popt_arg || ll > INT32_MAX || ll < INT32_MIN || errno == ERANGE)
+			usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+			      poptGetInvocationName(popt_context));
+		arg->u.i32_value = (int32_t)ll;
+		break;
+	case CRYPT_ARG_UINT32:
+		ull = strtoull(popt_arg, &end, 10);
+		if (*end || !*popt_arg || ull > UINT32_MAX || errno == ERANGE)
+			usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+			      poptGetInvocationName(popt_context));
+		arg->u.u32_value = (uint32_t)ull;
+		break;
+	case CRYPT_ARG_INT64:
+		ll = strtoll(popt_arg, &end, 10);
+		if (*end || !*popt_arg || errno == ERANGE)
+			usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+			      poptGetInvocationName(popt_context));
+		arg->u.i64_value = ll;
+		break;
+	case CRYPT_ARG_UINT64:
+		/* special size strings with units converted to integers */
+		if (needs_size_conv_fn && needs_size_conv_fn(popt_val)) {
+			if (tools_string_to_size(popt_arg, &arg->u.u64_value)) {
+				if (snprintf(msg, sizeof(msg), _("Invalid size specification in parameter --%s."), arg->name) < 0)
+					msg[0] = '\0';
+				usage(popt_context, EXIT_FAILURE, msg,
+				      poptGetInvocationName(popt_context));
+			}
+		} else {
+			ull = strtoull(popt_arg, &end, 10);
+			if (*end || !*popt_arg || errno == ERANGE)
+				usage(popt_context, EXIT_FAILURE, poptStrerror(POPT_ERROR_BADNUMBER),
+				      poptGetInvocationName(popt_context));
+			arg->u.u64_value = ull;
+		}
+		break;
+	case CRYPT_ARG_ALIAS:
+		tools_parse_arg_value(popt_context, arg->u.o.ptr->type, arg->u.o.ptr, popt_arg, arg->u.o.id, needs_size_conv_fn);
+		break;
+	default:
+		/* this signals internal tools coding mistake */
+		abort();
+	}
+
+	arg->set = true;
+}
+
+void tools_args_free(struct tools_arg *args, size_t args_size)
+{
+	size_t i;
+
+	for (i = 0; i < args_size; i++) {
+		if (args[i].set && args[i].type == CRYPT_ARG_STRING)
+			free(args[i].u.str_value);
+		args[i].set = false;
+	}
+}
+
+static bool action_allowed(const char *action, const char * const* list, size_t list_size)
+{
+	size_t i;
+
+	if (!list[0])
+		return true;
+
+	for (i = 0; i < list_size && list[i]; i++) {
+		if (!strcmp(action, list[i]))
+			return true;
+	}
+
+	return false;
+}
+
+void tools_check_args(const char *action, const struct tools_arg *args, size_t args_size, poptContext popt_context)
+{
+	size_t i;
+	char msg[256];
+
+	for (i = 1; i < args_size; i++) {
+		if (args[i].set) {
+			if (action_allowed(action, args[i].actions_array, MAX_ACTIONS)) {
+				continue;
+			} else {
+				if (snprintf(msg, sizeof(msg), _("Option --%s is not allowed with %s action."), args[i].name, action) < 0)
+					msg[0] = '\0';
+				usage(popt_context, EXIT_FAILURE, msg, poptGetInvocationName(popt_context));
+			}
+		}
+	}
+}
diff --git a/src/utils_blockdev.c b/src/utils_blockdev.c
new file mode 100644
index 0000000..ae6dec4
--- /dev/null
+++ b/src/utils_blockdev.c
@@ -0,0 +1,382 @@
+/*
+ * Linux block devices helpers
+ *
+ * Copyright (C) 2018-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2018-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "cryptsetup.h"
+#include <dirent.h>
+#ifdef HAVE_SYS_SYSMACROS_H
+# include <sys/sysmacros.h>     /* for major, minor */
+#endif
+#include <uuid/uuid.h>
+
+#define UUID_LEN 37 /* 36 + \0, libuuid ... */
+
+static int dm_prepare_uuid(const char *type, const char *uuid, char *buf, size_t buflen)
+{
+	char *ptr, uuid2[UUID_LEN] = {0};
+	uuid_t uu;
+	unsigned i = 0;
+
+	/* Remove '-' chars */
+	if (uuid) {
+		if (uuid_parse(uuid, uu) < 0) {
+			log_dbg("Requested UUID %s has invalid format.", uuid);
+			return 0;
+		}
+
+		for (ptr = uuid2, i = 0; i < UUID_LEN; i++)
+			if (uuid[i] != '-') {
+				*ptr = uuid[i];
+				ptr++;
+			}
+	}
+
+	if (snprintf(buf, buflen, DM_UUID_PREFIX "%s%s%s%s",
+	    type ?: "", type ? "-" : "",
+	    uuid2[0] ? uuid2 : "", uuid2[0] ? "-" : "") < 0)
+		return 0;
+
+	return 1;
+}
+
+/* return number of holders in general, if matched dm_uuid prefix it's returned via dm_name */
+/* negative value is error */
+static int lookup_holder_dm_name(const char *dm_uuid, dev_t devno, char **r_dm_name)
+{
+	struct dirent *entry;
+	char dm_subpath[PATH_MAX], data_dev_dir[PATH_MAX], uuid[DM_UUID_LEN], dm_name[PATH_MAX] = {};
+	ssize_t s;
+	struct stat st;
+	int dmfd, fd, len, r = 0; /* not found */
+	DIR *dir;
+
+	if (!r_dm_name)
+		return -EINVAL;
+
+	len = snprintf(data_dev_dir, PATH_MAX, "/sys/dev/block/%u:%u/holders", major(devno), minor(devno));
+	if (len < 0 || len >= PATH_MAX)
+		return -EINVAL;
+
+	if (!(dir = opendir(data_dev_dir)))
+		/* map ENOTDIR to ENOENT we'll handle both errors same */
+		return errno == ENOTDIR ? -ENOENT : -errno;
+
+	while (r != 1 && (entry = readdir(dir))) {
+		if (entry->d_name[0] == '.' ||
+		    !strncmp(entry->d_name, "..", 2))
+			continue;
+
+		/* there's a holder */
+		r++;
+
+		/* we already have a dm_name, just count remaining holders */
+		if (*dm_name != '\0')
+			continue;
+
+		len = snprintf(dm_subpath, PATH_MAX, "%s/%s", entry->d_name, "dm");
+		if (len < 0 || len >= PATH_MAX) {
+			r = -EINVAL;
+			break;
+		}
+
+		/* looking for dm-X/dm directory, symlinks are fine */
+		dmfd = openat(dirfd(dir), dm_subpath, O_DIRECTORY | O_RDONLY);
+		if (dmfd < 0)
+			continue;
+
+		fd = openat(dmfd, "uuid", O_RDONLY);
+		if (fd < 0) {
+			close(dmfd);
+			continue;
+		}
+
+		if (fstat(fd, &st) || !S_ISREG(st.st_mode)) {
+			close(fd);
+			close(dmfd);
+			continue;
+		}
+
+		/* reads binary data */
+		s = read_buffer(fd, uuid, sizeof(uuid) - 1);
+		close(fd);
+		uuid[s > 0 ? s : 0] = '\0';
+		if (!strncmp(uuid, dm_uuid, strlen(dm_uuid)))
+			log_dbg("Found candidate device %s", entry->d_name);
+		else {
+			close(dmfd);
+			continue;
+		}
+
+		fd = openat(dmfd, "name", O_RDONLY);
+		if (fd < 0) {
+			close(dmfd);
+			continue;
+		}
+
+		if (fstat(fd, &st) || !S_ISREG(st.st_mode)) {
+			close(fd);
+			close(dmfd);
+			continue;
+		}
+
+		/* reads binary data */
+		s = read_buffer(fd, dm_name, sizeof(dm_name));
+		close(fd);
+		close(dmfd);
+		if (s > 1) {
+			dm_name[s-1] = '\0';
+			log_dbg("Found dm device %s", dm_name);
+			if (!(*r_dm_name = strdup(dm_name)))
+				return -ENOMEM;
+		}
+	}
+
+	closedir(dir);
+
+	return r;
+}
+
+int tools_lookup_crypt_device(struct crypt_device *cd, const char *type,
+		const char *data_device_path, char **r_name)
+{
+	char *c;
+	struct stat st;
+	char dev_uuid[DM_UUID_LEN + DM_BY_ID_PREFIX_LEN] = DM_BY_ID_PREFIX;
+
+	if (!dm_prepare_uuid(type, crypt_get_uuid(cd), dev_uuid + DM_BY_ID_PREFIX_LEN, DM_UUID_LEN))
+		return -EINVAL;
+
+	c = strrchr(dev_uuid, '-');
+	if (!c)
+		return -EINVAL;
+
+	/* cut of dm name */
+	*c = '\0';
+
+	log_dbg("Looking for any dm device with prefix: %s", dev_uuid);
+
+	if (stat(data_device_path, &st) < 0)
+		return -ENODEV;
+
+	if (!S_ISBLK(st.st_mode))
+		return -ENOTBLK;
+
+	return lookup_holder_dm_name(dev_uuid + DM_BY_ID_PREFIX_LEN, st.st_rdev, r_name);
+}
+
+static void report_partition(const char *value, const char *device, bool batch_mode)
+{
+	if (batch_mode)
+		log_dbg("Device %s already contains a '%s' partition signature.", device, value);
+	else
+		log_std(_("WARNING: Device %s already contains a '%s' partition signature.\n"), device, value);
+}
+
+static void report_superblock(const char *value, const char *device, bool batch_mode)
+{
+	if (batch_mode)
+		log_dbg("Device %s already contains a '%s' superblock signature.", device, value);
+	else
+		log_std(_("WARNING: Device %s already contains a '%s' superblock signature.\n"), device, value);
+}
+
+int tools_detect_signatures(const char *device, tools_probe_filter_info filter,
+		size_t *count,bool batch_mode)
+{
+	int r;
+	size_t tmp_count;
+	struct blkid_handle *h;
+	blk_probe_status pr;
+
+	if (!count)
+		count = &tmp_count;
+
+	*count = 0;
+
+	if (!blk_supported()) {
+		log_dbg("Blkid support disabled.");
+		return 0;
+	}
+
+	if ((r = blk_init_by_path(&h, device))) {
+		log_err(_("Failed to initialize device signature probes."));
+		return -EINVAL;
+	}
+
+	switch (filter) {
+	case PRB_FILTER_LUKS:
+		if (blk_superblocks_filter_luks(h)) {
+			r = -EINVAL;
+			goto out;
+		}
+		/* fall-through */
+	case PRB_FILTER_NONE:
+		blk_set_chains_for_full_print(h);
+		break;
+	case PRB_ONLY_LUKS:
+		blk_set_chains_for_fast_detection(h);
+		if (blk_superblocks_only_luks(h)) {
+			r = -EINVAL;
+			goto out;
+		}
+	}
+
+	while ((pr = blk_probe(h)) < PRB_EMPTY) {
+		if (blk_is_partition(h))
+			report_partition(blk_get_partition_type(h), device, batch_mode);
+		else if (blk_is_superblock(h))
+			report_superblock(blk_get_superblock_type(h), device, batch_mode);
+		else {
+			log_dbg("Internal tools_detect_signatures() error.");
+			r = -EINVAL;
+			goto out;
+		}
+		(*count)++;
+	}
+
+	if (pr == PRB_FAIL)
+		r = -EINVAL;
+out:
+	blk_free(h);
+	return r;
+}
+
+int tools_wipe_all_signatures(const char *path, bool exclusive, bool only_luks)
+{
+	int fd, flags, r;
+	blk_probe_status pr;
+	struct stat st;
+	struct blkid_handle *h = NULL;
+
+	if (!blk_supported()) {
+		log_dbg("Blkid support disabled.");
+		return 0;
+	}
+
+	if (stat(path, &st)) {
+		log_err(_("Failed to stat device %s."), path);
+		return -EINVAL;
+	}
+
+	flags = O_RDWR;
+	if (S_ISBLK(st.st_mode) && exclusive)
+		flags |= O_EXCL;
+
+	/* better than opening regular file with O_EXCL (undefined) */
+	/* coverity[toctou] */
+	fd = open(path, flags); /* lgtm[cpp/toctou-race-condition] */
+	if (fd < 0) {
+		if (errno == EBUSY)
+			log_err(_("Cannot exclusively open %s, device in use."), path);
+		else
+			log_err(_("Failed to open file %s in read/write mode."), path);
+		return -EINVAL;
+	}
+
+	if ((r = blk_init_by_fd(&h, fd))) {
+		log_err(_("Failed to initialize device signature probes."));
+		r = -EINVAL;
+		goto out;
+	}
+
+	blk_set_chains_for_wipes(h);
+	if (only_luks && (r = blk_superblocks_only_luks(h))) {
+		r = -EINVAL;
+		goto out;
+	}
+
+	while ((pr = blk_probe(h)) < PRB_EMPTY) {
+		if (blk_is_partition(h))
+			log_verbose(_("Existing '%s' partition signature on device %s will be wiped."),
+				    blk_get_partition_type(h), path);
+		if (blk_is_superblock(h))
+			log_verbose(_("Existing '%s' superblock signature on device %s will be wiped."),
+				    blk_get_superblock_type(h), path);
+		if (blk_do_wipe(h) || fsync(fd)) {
+			log_err(_("Failed to wipe device signature."));
+			r = -EINVAL;
+			goto out;
+		}
+	}
+
+	if (pr != PRB_EMPTY) {
+		log_err(_("Failed to probe device %s for a signature."), path);
+		r = -EINVAL;
+	}
+out:
+	close(fd);
+	blk_free(h);
+	return r;
+}
+
+int tools_superblock_block_size(const char *device, char *sb_name, size_t sb_name_len, unsigned *r_block_size)
+{
+	struct blkid_handle *h;
+	const char *name;
+	int r = 0;
+
+	if (!r_block_size || !sb_name || sb_name_len < 1)
+		return -EINVAL;
+
+	if (!blk_supported()) {
+		log_dbg("Blkid support disabled.");
+		return 0;
+	}
+
+	if ((r = blk_init_by_path(&h, device))) {
+		log_err(_("Failed to initialize device signature probes."));
+		return -EINVAL;
+	}
+
+	blk_set_chains_for_superblocks(h);
+
+	switch (blk_probe(h)) {
+	case PRB_OK:
+		*r_block_size = blk_get_block_size(h);
+		if (!*r_block_size) /* same as not-found */
+			break;
+
+		if (!(name = blk_get_superblock_type(h))) {
+			r = -EINVAL;
+			break;
+		}
+
+		/* we don't mind truncating */
+		strncpy(sb_name, name, sb_name_len - 1);
+		sb_name[sb_name_len-1] = '\0';
+
+		log_dbg("Detected superblock %s on device %s (block size: %u).", sb_name, device, *r_block_size);
+		r = 1;
+		/* fall-through */
+	case PRB_EMPTY:
+		break;
+	default:
+		r = -EINVAL;
+	}
+
+	blk_free(h);
+
+	return r;
+}
+
+bool tools_blkid_supported(void)
+{
+	return blk_supported() != 0;
+}
diff --git a/src/utils_luks.c b/src/utils_luks.c
new file mode 100644
index 0000000..6a10ab6
--- /dev/null
+++ b/src/utils_luks.c
@@ -0,0 +1,274 @@
+/*
+ * Helper utilities for LUKS2 features
+ *
+ * Copyright (C) 2018-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2018-2023 Milan Broz
+ * Copyright (C) 2018-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "cryptsetup.h"
+#include "cryptsetup_args.h"
+#include "utils_luks.h"
+
+extern const char *set_pbkdf;
+
+const char *luksType(const char *type)
+{
+	if (type && !strcmp(type, "luks2"))
+		return CRYPT_LUKS2;
+
+	if (type && !strcmp(type, "luks1"))
+		return CRYPT_LUKS1;
+
+	if (type && !strcmp(type, "luks"))
+		return CRYPT_LUKS; /* NULL */
+
+	if (type && *type)
+		return type;
+
+	return CRYPT_LUKS; /* NULL */
+}
+
+bool isLUKS1(const char *type)
+{
+	return type && !strcmp(type, CRYPT_LUKS1);
+}
+
+bool isLUKS2(const char *type)
+{
+	return type && !strcmp(type, CRYPT_LUKS2);
+}
+
+int verify_passphrase(int def)
+{
+	/* Batch mode switch off verify - if not overridden by -y */
+	if (ARG_SET(OPT_VERIFY_PASSPHRASE_ID))
+		def = 1;
+	else if (ARG_SET(OPT_BATCH_MODE_ID))
+		def = 0;
+
+	/* Non-tty input doesn't allow verify */
+	if (def && !isatty(STDIN_FILENO)) {
+		if (ARG_SET(OPT_VERIFY_PASSPHRASE_ID))
+			log_err(_("Can't do passphrase verification on non-tty inputs."));
+		def = 0;
+	}
+
+	return def;
+}
+
+void set_activation_flags(uint32_t *flags)
+{
+	if (ARG_SET(OPT_READONLY_ID))
+		*flags |= CRYPT_ACTIVATE_READONLY;
+
+	if (ARG_SET(OPT_ALLOW_DISCARDS_ID))
+		*flags |= CRYPT_ACTIVATE_ALLOW_DISCARDS;
+
+	if (ARG_SET(OPT_PERF_SAME_CPU_CRYPT_ID))
+		*flags |= CRYPT_ACTIVATE_SAME_CPU_CRYPT;
+
+	if (ARG_SET(OPT_PERF_SUBMIT_FROM_CRYPT_CPUS_ID))
+		*flags |= CRYPT_ACTIVATE_SUBMIT_FROM_CRYPT_CPUS;
+
+	if (ARG_SET(OPT_PERF_NO_READ_WORKQUEUE_ID))
+		*flags |= CRYPT_ACTIVATE_NO_READ_WORKQUEUE;
+
+	if (ARG_SET(OPT_PERF_NO_WRITE_WORKQUEUE_ID))
+		*flags |= CRYPT_ACTIVATE_NO_WRITE_WORKQUEUE;
+
+	if (ARG_SET(OPT_INTEGRITY_NO_JOURNAL_ID))
+		*flags |= CRYPT_ACTIVATE_NO_JOURNAL;
+
+	/* In persistent mode, we use what is set on command line */
+	if (ARG_SET(OPT_PERSISTENT_ID))
+		*flags |= CRYPT_ACTIVATE_IGNORE_PERSISTENT;
+
+	/* Only for LUKS2 but ignored elsewhere */
+	if (ARG_SET(OPT_TEST_PASSPHRASE_ID) &&
+            (ARG_SET(OPT_KEY_SLOT_ID) || ARG_SET(OPT_UNBOUND_ID)))
+		*flags |= CRYPT_ACTIVATE_ALLOW_UNBOUND_KEY;
+
+	if (ARG_SET(OPT_SERIALIZE_MEMORY_HARD_PBKDF_ID))
+		*flags |= CRYPT_ACTIVATE_SERIALIZE_MEMORY_HARD_PBKDF;
+
+	/* Only for plain */
+	if (ARG_SET(OPT_IV_LARGE_SECTORS_ID))
+		*flags |= CRYPT_ACTIVATE_IV_LARGE_SECTORS;
+}
+
+int set_pbkdf_params(struct crypt_device *cd, const char *dev_type)
+{
+	const struct crypt_pbkdf_type *pbkdf_default;
+	struct crypt_pbkdf_type pbkdf = {};
+
+	pbkdf_default = crypt_get_pbkdf_default(dev_type);
+	if (!pbkdf_default)
+		return -EINVAL;
+
+	pbkdf.type = set_pbkdf ?: pbkdf_default->type;
+	pbkdf.hash = ARG_STR(OPT_HASH_ID) ?: pbkdf_default->hash;
+	pbkdf.time_ms = ARG_UINT32(OPT_ITER_TIME_ID) ?: pbkdf_default->time_ms;
+	if (strcmp(pbkdf.type, CRYPT_KDF_PBKDF2)) {
+		pbkdf.max_memory_kb = ARG_UINT32(OPT_PBKDF_MEMORY_ID) ?: pbkdf_default->max_memory_kb;
+		pbkdf.parallel_threads = ARG_UINT32(OPT_PBKDF_PARALLEL_ID) ?: pbkdf_default->parallel_threads;
+	}
+
+	if (ARG_SET(OPT_PBKDF_FORCE_ITERATIONS_ID)) {
+		pbkdf.iterations = ARG_UINT32(OPT_PBKDF_FORCE_ITERATIONS_ID);
+		pbkdf.time_ms = 0;
+		pbkdf.flags |= CRYPT_PBKDF_NO_BENCHMARK;
+	}
+
+	return crypt_set_pbkdf_type(cd, &pbkdf);
+}
+
+int set_tries_tty(void)
+{
+	return (tools_is_stdin(ARG_STR(OPT_KEY_FILE_ID)) && isatty(STDIN_FILENO)) ? ARG_UINT32(OPT_TRIES_ID) : 1;
+}
+
+int get_adjusted_key_size(const char *cipher_mode, uint32_t default_size_bits, int integrity_keysize)
+{
+	uint32_t keysize_bits = ARG_UINT32(OPT_KEY_SIZE_ID);
+
+#ifdef ENABLE_LUKS_ADJUST_XTS_KEYSIZE
+	if (!ARG_SET(OPT_KEY_SIZE_ID) && !strncmp(cipher_mode, "xts-", 4)) {
+		if (default_size_bits == 128)
+			keysize_bits = 256;
+		else if (default_size_bits == 256)
+			keysize_bits = 512;
+	}
+#endif
+	return (keysize_bits ?: default_size_bits) / 8 + integrity_keysize;
+}
+
+/*
+ * FIXME: 4MiBs is max LUKS2 mda length (including binary header).
+ * In future, read max allowed JSON size from config section.
+ */
+#define LUKS2_MAX_MDA_SIZE 0x400000
+int tools_read_json_file(const char *file, char **json, size_t *json_size, bool batch_mode)
+{
+	ssize_t ret;
+	int fd, block, r;
+	void *buf = NULL;
+
+	block = tools_signals_blocked();
+	if (block)
+		set_int_block(0);
+
+	if (tools_is_stdin(file)) {
+		fd = STDIN_FILENO;
+		log_dbg("STDIN descriptor JSON read requested.");
+	} else {
+		log_dbg("File descriptor JSON read requested.");
+		fd = open(file, O_RDONLY);
+		if (fd < 0) {
+			log_err(_("Failed to open file %s in read-only mode."), file);
+			r = -EINVAL;
+			goto out;
+		}
+	}
+
+	buf = malloc(LUKS2_MAX_MDA_SIZE);
+	if (!buf) {
+		r = -ENOMEM;
+		goto out;
+	}
+
+	if (isatty(fd) && !batch_mode)
+		log_std(_("Provide valid LUKS2 token JSON:\n"));
+
+	/* we expect JSON (string) */
+	r = 0;
+	ret = read_buffer_intr(fd, buf, LUKS2_MAX_MDA_SIZE - 1, &quit);
+	if (ret < 0) {
+		r = -EIO;
+		log_err(_("Failed to read JSON file."));
+		goto out;
+	}
+	check_signal(&r);
+	if (r) {
+		log_err(_("\nRead interrupted."));
+		goto out;
+	}
+
+	*json_size = (size_t)ret;
+	*json = buf;
+	*(*json + ret) = '\0';
+out:
+	if (block && !quit)
+		set_int_block(1);
+	if (fd >= 0 && fd != STDIN_FILENO)
+		close(fd);
+	if (r && buf) {
+		memset(buf, 0, LUKS2_MAX_MDA_SIZE);
+		free(buf);
+	}
+	return r;
+}
+
+int tools_write_json_file(const char *file, const char *json)
+{
+	int block, fd, r;
+	size_t json_len;
+	ssize_t ret;
+
+	if (!json || !(json_len = strlen(json)) || json_len >= LUKS2_MAX_MDA_SIZE)
+		return -EINVAL;
+
+	block = tools_signals_blocked();
+	if (block)
+		set_int_block(0);
+
+	if (tools_is_stdin(file)) {
+		fd = STDOUT_FILENO;
+		log_dbg("STDOUT descriptor JSON write requested.");
+	} else {
+		log_dbg("File descriptor JSON write requested.");
+		fd = open(file, O_CREAT | O_WRONLY, S_IRUSR | S_IWUSR);
+	}
+
+	if (fd < 0) {
+		log_err(_("Failed to open file %s in write mode."), file ?: "");
+		r = -EINVAL;
+		goto out;
+	}
+
+	r = 0;
+	ret = write_buffer_intr(fd, json, json_len, &quit);
+	check_signal(&r);
+	if (r) {
+		log_err(_("\nWrite interrupted."));
+		goto out;
+	}
+	if (ret < 0 || (size_t)ret != json_len) {
+		log_err(_("Failed to write JSON file."));
+		r = -EIO;
+		goto out;
+	}
+
+	if (isatty(fd))
+		(void) write_buffer_intr(fd, "\n", 1, &quit);
+out:
+	if (block && !quit)
+		set_int_block(1);
+	if (fd >=0 && fd != STDOUT_FILENO)
+		close(fd);
+	return r;
+}
diff --git a/src/utils_luks.h b/src/utils_luks.h
new file mode 100644
index 0000000..28220ab
--- /dev/null
+++ b/src/utils_luks.h
@@ -0,0 +1,52 @@
+/*
+ * Helper utilities for LUKS in cryptsetup
+ *
+ * Copyright (C) 2018-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2018-2023 Milan Broz
+ * Copyright (C) 2018-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef UTILS_LUKS_H
+#define UTILS_LUKS_H
+
+#include <stdint.h>
+
+const char *luksType(const char *type);
+
+bool isLUKS1(const char *type);
+
+bool isLUKS2(const char *type);
+
+int verify_passphrase(int def);
+
+void set_activation_flags(uint32_t *flags);
+
+int set_pbkdf_params(struct crypt_device *cd, const char *dev_type);
+
+int set_tries_tty(void);
+
+int get_adjusted_key_size(const char *cipher_mode, uint32_t default_size_bits, int integrity_keysize);
+
+int luksFormat(struct crypt_device **r_cd, char **r_password, size_t *r_passwordLen);
+
+int reencrypt(int action_argc, const char **action_argv);
+
+int reencrypt_luks1(const char *device);
+
+int reencrypt_luks1_in_progress(const char *device);
+
+#endif /* UTILS_LUKS_H */
diff --git a/src/utils_password.c b/src/utils_password.c
new file mode 100644
index 0000000..3374e18
--- /dev/null
+++ b/src/utils_password.c
@@ -0,0 +1,331 @@
+/*
+ * Password quality check wrapper
+ *
+ * Copyright (C) 2012-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2012-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "cryptsetup.h"
+#include <termios.h>
+
+#if defined ENABLE_PWQUALITY
+#include <pwquality.h>
+
+static int tools_check_pwquality(const char *password)
+{
+	int r;
+	void *auxerror;
+	pwquality_settings_t *pwq;
+
+	log_dbg("Checking new password using default pwquality settings.");
+	pwq = pwquality_default_settings();
+	if (!pwq)
+		return -EINVAL;
+
+	r = pwquality_read_config(pwq, NULL, &auxerror);
+	if (r) {
+		log_err(_("Cannot check password quality: %s"),
+			pwquality_strerror(NULL, 0, r, auxerror));
+		pwquality_free_settings(pwq);
+		return -EINVAL;
+	}
+
+	r = pwquality_check(pwq, password, NULL, NULL, &auxerror);
+	if (r < 0) {
+		log_err(_("Password quality check failed:\n %s"),
+			pwquality_strerror(NULL, 0, r, auxerror));
+		r = -EPERM;
+	} else
+		r = 0;
+
+	pwquality_free_settings(pwq);
+	return r;
+}
+#elif defined ENABLE_PASSWDQC
+#include <passwdqc.h>
+
+static int tools_check_passwdqc(const char *password)
+{
+	passwdqc_params_t params;
+	char *parse_reason = NULL;
+	const char *check_reason;
+	const char *config = PASSWDQC_CONFIG_FILE;
+	int r = -EINVAL;
+
+	passwdqc_params_reset(&params);
+
+	if (*config && passwdqc_params_load(&params, &parse_reason, config)) {
+		log_err(_("Cannot check password quality: %s"),
+			(parse_reason ? parse_reason : "Out of memory"));
+		goto out;
+	}
+
+	check_reason = passwdqc_check(&params.qc, password, NULL, NULL);
+	if (check_reason) {
+		log_err(_("Password quality check failed: Bad passphrase (%s)"),
+			check_reason);
+		r = -EPERM;
+	} else
+		r = 0;
+out:
+#if HAVE_PASSWDQC_PARAMS_FREE
+	passwdqc_params_free(&params);
+#endif
+	free(parse_reason);
+	return r;
+}
+#endif /* ENABLE_PWQUALITY || ENABLE_PASSWDQC */
+
+/* coverity[ +tainted_string_sanitize_content : arg-0 ] */
+static int tools_check_password(const char *password)
+{
+#if defined ENABLE_PWQUALITY
+	return tools_check_pwquality(password);
+#elif defined ENABLE_PASSWDQC
+	return tools_check_passwdqc(password);
+#else
+	return 0;
+#endif
+}
+
+/* Password reading helpers */
+
+/* coverity[ -taint_source : arg-1 ] */
+static ssize_t read_tty_eol(int fd, char *pass, size_t maxlen)
+{
+	bool eol = false;
+	size_t read_size = 0;
+	ssize_t r;
+
+	do {
+		r = read(fd, pass, maxlen - read_size);
+		if ((r == -1 && errno != EINTR) || quit)
+			return -1;
+		if (r >= 0) {
+			if (!r || pass[r-1] == '\n')
+				eol = true;
+			read_size += (size_t)r;
+			pass = pass + r;
+		}
+	} while (!eol && read_size != maxlen);
+
+	return (ssize_t)read_size;
+}
+
+/* The pass buffer is zeroed and has trailing \0 already " */
+static int untimed_read(int fd, char *pass, size_t maxlen, size_t *realsize)
+{
+	ssize_t i;
+
+	i = read_tty_eol(fd, pass, maxlen);
+	if (i > 0) {
+		if (pass[i-1] == '\n') {
+			pass[i-1] = '\0';
+			*realsize = i - 1;
+		} else
+			*realsize = i;
+		i = 0;
+	} else if (i == 0) /* empty input */
+		i = -1;
+
+	return i;
+}
+
+static int timed_read(int fd, char *pass, size_t maxlen, size_t *realsize, long timeout)
+{
+	struct timeval t;
+	fd_set fds = {}; /* Just to avoid scan-build false report for FD_SET */
+	int failed = -1;
+
+	FD_ZERO(&fds);
+	FD_SET(fd, &fds);
+	t.tv_sec = timeout;
+	t.tv_usec = 0;
+
+	if (select(fd+1, &fds, NULL, NULL, &t) > 0)
+		failed = untimed_read(fd, pass, maxlen, realsize);
+
+	return failed;
+}
+
+static int interactive_pass(const char *prompt, char *pass, size_t maxlen,
+		long timeout)
+{
+	struct termios orig, tmp;
+	int failed = -1;
+	int infd, outfd;
+	size_t realsize = 0;
+
+	if (maxlen < 1)
+		return failed;
+
+	/* Read and write to /dev/tty if available */
+	infd = open("/dev/tty", O_RDWR);
+	if (infd == -1) {
+		infd = STDIN_FILENO;
+		outfd = STDERR_FILENO;
+	} else
+		outfd = infd;
+
+	if (tcgetattr(infd, &orig))
+		goto out;
+
+	memcpy(&tmp, &orig, sizeof(tmp));
+	tmp.c_lflag &= ~ECHO;
+
+	if (prompt && write(outfd, prompt, strlen(prompt)) < 0)
+		goto out;
+
+	tcsetattr(infd, TCSAFLUSH, &tmp);
+	if (timeout)
+		failed = timed_read(infd, pass, maxlen, &realsize, timeout);
+	else
+		failed = untimed_read(infd, pass, maxlen, &realsize);
+	tcsetattr(infd, TCSAFLUSH, &orig);
+out:
+	if (!failed && write(outfd, "\n", 1)) {};
+
+	if (realsize == maxlen)
+		log_dbg("Read stopped at maximal interactive input length, passphrase can be trimmed.");
+
+	if (infd != STDIN_FILENO)
+		close(infd);
+	return failed;
+}
+
+static int crypt_get_key_tty(const char *prompt,
+			     char **key, size_t *key_size,
+			     int timeout, int verify)
+{
+	int key_size_max = DEFAULT_PASSPHRASE_SIZE_MAX;
+	int r = -EINVAL;
+	char *pass = NULL, *pass_verify = NULL;
+
+	*key = NULL;
+	*key_size = 0;
+
+	log_dbg("Interactive passphrase entry requested.");
+
+	pass = crypt_safe_alloc(key_size_max + 1);
+	if (!pass) {
+		log_err( _("Out of memory while reading passphrase."));
+		return -ENOMEM;
+	}
+
+	if (interactive_pass(prompt, pass, key_size_max, timeout)) {
+		log_err(_("Error reading passphrase from terminal."));
+		goto out;
+	}
+
+	if (verify) {
+		pass_verify = crypt_safe_alloc(key_size_max + 1);
+		if (!pass_verify) {
+			log_err(_("Out of memory while reading passphrase."));
+			r = -ENOMEM;
+			goto out;
+		}
+
+		if (interactive_pass(_("Verify passphrase: "),
+		    pass_verify, key_size_max, timeout)) {
+			log_err(_("Error reading passphrase from terminal."));
+			goto out;
+		}
+
+		if (strncmp(pass, pass_verify, key_size_max)) {
+			log_err(_("Passphrases do not match."));
+			r = -EPERM;
+			goto out;
+		}
+	}
+
+	*key = pass;
+	/* coverity[string_null] (crypt_safe_alloc wipes string with additional \0) */
+	*key_size = strlen(pass);
+	r = 0;
+out:
+	crypt_safe_free(pass_verify);
+	if (r)
+		crypt_safe_free(pass);
+	return r;
+}
+
+/*
+ * Note: --key-file=- is interpreted as a read from a binary file (stdin)
+ * key_size_max == 0 means detect maximum according to input type (tty/file)
+ */
+int tools_get_key(const char *prompt,
+		  char **key, size_t *key_size,
+		  uint64_t keyfile_offset, size_t keyfile_size_max,
+		  const char *key_file,
+		  int timeout, int verify, int pwquality,
+		  struct crypt_device *cd)
+{
+	char tmp[PATH_MAX], *backing_file;
+	int r = -EINVAL, block;
+
+	block = tools_signals_blocked();
+	if (block)
+		set_int_block(0);
+
+	if (tools_is_stdin(key_file)) {
+		if (isatty(STDIN_FILENO)) {
+			if (keyfile_offset) {
+				log_err(_("Cannot use offset with terminal input."));
+			} else {
+				r = 0;
+				if (!prompt && !crypt_get_device_name(cd))
+					r = snprintf(tmp, sizeof(tmp), _("Enter passphrase: "));
+				else if (!prompt) {
+					backing_file = crypt_loop_backing_file(crypt_get_device_name(cd));
+					r = snprintf(tmp, sizeof(tmp), _("Enter passphrase for %s: "), backing_file ?: crypt_get_device_name(cd));
+					free(backing_file);
+				}
+				if (r >= 0)
+					r = crypt_get_key_tty(prompt ?: tmp, key, key_size, timeout, verify);
+				else
+					r = -EINVAL;
+			}
+		} else {
+			log_dbg("STDIN descriptor passphrase entry requested.");
+			/* No keyfile means STDIN with EOL handling (\n will end input)). */
+			r = crypt_keyfile_device_read(cd, NULL, key, key_size,
+					keyfile_offset, keyfile_size_max,
+					key_file ? 0 : CRYPT_KEYFILE_STOP_EOL);
+		}
+	} else {
+		log_dbg("File descriptor passphrase entry requested.");
+		r = crypt_keyfile_device_read(cd, key_file, key, key_size,
+					      keyfile_offset, keyfile_size_max, 0);
+	}
+
+	if (block && !quit)
+		set_int_block(1);
+
+	/* Check pwquality for password (not keyfile) */
+	if (pwquality && !key_file && !r)
+		r = tools_check_password(*key);
+
+	return r;
+}
+
+void tools_passphrase_msg(int r)
+{
+	if (r == -EPERM)
+		log_err(_("No key available with this passphrase."));
+	else if (r == -ENOENT)
+		log_err(_("No usable keyslot is available."));
+}
diff --git a/src/utils_progress.c b/src/utils_progress.c
new file mode 100644
index 0000000..76b1818
--- /dev/null
+++ b/src/utils_progress.c
@@ -0,0 +1,301 @@
+/*
+ * cryptsetup - progress output utilities
+ *
+ * Copyright (C) 2009-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <assert.h>
+#include "cryptsetup.h"
+
+#define MINUTES_90 UINT64_C(5400000000)   /* 90 minutes in microseconds */
+#define HOURS_36   UINT64_C(129600000000) /* 36 hours in microseconds */
+
+#define MINUTES(A) (A) / UINT64_C(60000000)    /* microseconds to minutes */
+#define SECONDS(A) (A) / UINT64_C(1000000)     /* microseconds to seconds */
+#define HOURS(A)   (A) / UINT64_C(3600000000)  /* microseconds to hours */
+#define DAYS(A)    (A) / UINT64_C(86400000000) /* microseconds to days */
+
+#define REMAIN_SECONDS(A) (SECONDS((A))) % 60
+#define REMAIN_MINUTES(A) (MINUTES((A))) % 60
+
+/* The difference in microseconds between two times in "timeval" format. */
+static uint64_t time_diff(struct timeval *start, struct timeval *end)
+{
+	return (end->tv_sec - start->tv_sec) * UINT64_C(1000000)
+		+ (end->tv_usec - start->tv_usec);
+}
+
+static void tools_clear_line(void)
+{
+	/* vt100 code clear line */
+	log_std("\33[2K\r");
+}
+
+static void bytes_to_units(uint64_t *bytes, const char **units)
+{
+	if (*bytes < (UINT64_C(1) << 32)) { /* less than 4 GiBs */
+		*units = "MiB";
+		*bytes >>= 20;
+	} else if (*bytes < (UINT64_C(1) << 42)) { /* less than 4 TiBs */
+		*units = "GiB";
+		*bytes >>= 30;
+	} else if (*bytes < (UINT64_C(1) << 52)) { /* less than 4 PiBs */
+		*units = "TiB";
+		*bytes >>= 40;
+	} else if (*bytes < (UINT64_C(1) << 62)) { /* less than 4 EiBs */
+		*units = "PiB";
+		*bytes >>= 50;
+	} else {
+		*units = "EiB";
+		*bytes >>= 60;
+	}
+}
+
+static bool time_to_human_string(uint64_t usecs, char *buf, size_t buf_len)
+{
+	ssize_t r;
+
+	if (usecs < MINUTES_90)
+		r = snprintf(buf, buf_len, _("%02" PRIu64 "m%02" PRIu64 "s"), MINUTES(usecs), REMAIN_SECONDS(usecs));
+	else if (usecs < HOURS_36)
+		r = snprintf(buf, buf_len, _("%02" PRIu64 "h%02" PRIu64 "m%02" PRIu64 "s"), HOURS(usecs), REMAIN_MINUTES(usecs), REMAIN_SECONDS(usecs));
+	else
+		r = snprintf(buf, buf_len, _("%02" PRIu64 " days"), DAYS(usecs));
+
+	if (r < 0 || (size_t)r >= buf_len)
+		return false;
+
+	return true;
+}
+
+static void log_progress(uint64_t bytes, uint64_t device_size, uint64_t eta, double uib, const char *ustr, const char *eol)
+{
+	double progress;
+	int r;
+	const char *units;
+	char time[128], written[128], speed[128];
+
+	/*
+	 * TRANSLATORS: 'time' string with examples:
+	 * "12m44s"    : meaning 12 minutes 44 seconds
+	 * "26h12m44s" : meaning 26 hours 12 minutes 44 seconds
+	 * "3 days"
+	 */
+	if (!time_to_human_string(eta, time, sizeof(time)))
+		return;
+
+	progress = (double)bytes / device_size * 100.0;
+
+	bytes_to_units(&bytes, &units);
+	r = snprintf(written, sizeof(written), _("%4" PRIu64 " %s written"), bytes, units);
+	if (r < 0 || (size_t)r >= sizeof(written))
+		return;
+
+	r = snprintf(speed, sizeof(speed), _("speed %5.1f %s/s"), uib, ustr);
+	if (r < 0 || (size_t)r >= sizeof(speed))
+		return;
+
+	/*
+	 * TRANSLATORS: 'time', 'written' and 'speed' string are supposed
+	 * to get translated as well. 'eol' is always new-line or empty.
+	 * See above.
+	 */
+	log_std(_("Progress: %5.1f%%, ETA %s, %s, %s%s"),
+		progress, time, written, speed, eol);
+}
+
+static void log_progress_final(uint64_t time_spent, uint64_t bytes, double uib, const char *ustr)
+{
+	int r;
+	const char *units;
+	char time[128], written[128], speed[128];
+
+	/*
+	 * TRANSLATORS: 'time' string with examples:
+	 * "12m44s"    : meaning 12 minutes 44 seconds
+	 * "26h12m44s" : meaning 26 hours 12 minutes 44 seconds
+	 * "3 days"
+	 */
+	if (!time_to_human_string(time_spent, time, sizeof(time)))
+		return;
+
+	bytes_to_units(&bytes, &units);
+	r = snprintf(written, sizeof(written) - 1, _("%4" PRIu64 " %s written"), bytes, units);
+	if (r < 0 || (size_t)r >= sizeof(written))
+		return;
+
+	r = snprintf(speed, sizeof(speed) - 1, _("speed %5.1f %s/s"), uib, ustr);
+	if (r < 0 || (size_t)r >= sizeof(speed))
+		return;
+
+	/*
+	 * TRANSLATORS: 'time', 'written' and 'speed' string are supposed
+	 * to get translated as well. See above
+	 */
+	log_std(_("Finished, time %s, %s, %s\n"), time, written, speed);
+}
+
+static bool calculate_tdiff(bool final, uint64_t bytes, struct tools_progress_params *parms, double *r_tdiff)
+{
+	uint64_t frequency;
+	struct timeval now_time;
+
+	assert(r_tdiff);
+
+	gettimeofday(&now_time, NULL);
+	if (parms->start_time.tv_sec == 0 && parms->start_time.tv_usec == 0) {
+		parms->start_time = now_time;
+		parms->end_time = now_time;
+		parms->start_offset = bytes;
+		return false;
+	}
+
+	if (parms->frequency)
+		frequency = parms->frequency * UINT64_C(1000000);
+	else
+		frequency = 500000;
+
+	if (!final && time_diff(&parms->end_time, &now_time) < frequency)
+		return false;
+
+	parms->end_time = now_time;
+
+	*r_tdiff = time_diff(&parms->start_time, &parms->end_time) / 1E6;
+	if (!*r_tdiff)
+		return false;
+
+	return true;
+}
+
+static void tools_time_progress(uint64_t device_size, uint64_t bytes, struct tools_progress_params *parms)
+{
+	uint64_t eta;
+	double tdiff, uib;
+	const char *eol, *ustr;
+	bool final = (bytes == device_size);
+
+	if (!calculate_tdiff(final, bytes, parms, &tdiff))
+		return;
+
+	if (parms->frequency)
+		eol = "\n";
+	else
+		eol = "";
+
+	uib = (double)(bytes - parms->start_offset) / tdiff;
+
+	eta = (uint64_t)((device_size / uib - tdiff) * 1E6);
+
+	if (uib > 1073741824.0f) {
+		uib /= 1073741824.0f;
+		ustr = "GiB";
+	} else if (uib > 1048576.0f) {
+		uib /= 1048576.0f;
+		ustr = "MiB";
+	} else if (uib > 1024.0f) {
+		uib /= 1024.0f;
+		ustr = "KiB";
+	} else
+		ustr = "B";
+
+	if (!parms->frequency)
+		tools_clear_line();
+
+	if (final)
+		log_progress_final((uint64_t)(tdiff * 1E6), bytes, uib, ustr);
+	else
+		log_progress(bytes, device_size, eta, uib, ustr, eol);
+
+	fflush(stdout);
+}
+
+static void log_progress_json(const char *device, uint64_t bytes, uint64_t device_size, uint64_t eta, uint64_t uib, uint64_t time_spent)
+{
+	int r;
+	char json[PATH_MAX+256];
+
+	r = snprintf(json, sizeof(json) - 1,
+		     "{\"device\":\"%s\","
+		     "\"device_bytes\":\"%"	PRIu64 "\","	/* in bytes */
+		     "\"device_size\":\"%"	PRIu64 "\","	/* in bytes */
+		     "\"speed\":\"%"		PRIu64 "\","	/* in bytes per second */
+		     "\"eta_ms\":\"%"		PRIu64 "\","	/* in milliseconds */
+		     "\"time_ms\":\"%"		PRIu64 "\"}\n",	/* in milliseconds */
+		     device, bytes, device_size, uib, eta, time_spent);
+
+	if (r < 0 || (size_t)r >= sizeof(json) - 1)
+		return;
+
+	log_std("%s", json);
+}
+
+static void tools_time_progress_json(uint64_t device_size, uint64_t bytes, struct tools_progress_params *parms)
+{
+	double tdiff, uib;
+	bool final = (bytes == device_size);
+
+	if (!calculate_tdiff(final, bytes, parms, &tdiff))
+		return;
+
+	uib = (double)(bytes - parms->start_offset) / tdiff;
+
+	log_progress_json(parms->device,
+			  bytes,
+			  device_size,
+			  final ? UINT64_C(0) : (uint64_t)((device_size / uib - tdiff) * 1E3),
+			  (uint64_t)uib,
+			  (uint64_t)(tdiff * 1E3));
+
+	fflush(stdout);
+}
+
+int tools_progress(uint64_t size, uint64_t offset, void *usrptr)
+{
+	int r = 0;
+	struct tools_progress_params *parms = (struct tools_progress_params *)usrptr;
+
+	if (parms && parms->json_output)
+		tools_time_progress_json(size, offset, parms);
+	else if (parms && !parms->batch_mode)
+		tools_time_progress(size, offset, parms);
+
+	check_signal(&r);
+	if (r) {
+		if (!parms || (!parms->frequency && !parms->json_output))
+			tools_clear_line();
+		if (parms && parms->interrupt_message)
+			log_err("%s", parms->interrupt_message);
+	}
+
+	return r;
+}
+
+const char *tools_get_device_name(const char *device, char **r_backing_file)
+{
+	char *bfile;
+
+	assert(r_backing_file);
+
+	bfile = crypt_loop_backing_file(device);
+	if (bfile) {
+		*r_backing_file = bfile;
+		return bfile;
+	}
+
+	return device;
+}
diff --git a/src/utils_reencrypt.c b/src/utils_reencrypt.c
new file mode 100644
index 0000000..a78557c
--- /dev/null
+++ b/src/utils_reencrypt.c
@@ -0,0 +1,1560 @@
+/*
+ * cryptsetup - action re-encryption utilities
+ *
+ * Copyright (C) 2009-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2023 Milan Broz
+ * Copyright (C) 2021-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <uuid/uuid.h>
+
+#include "cryptsetup.h"
+#include "cryptsetup_args.h"
+#include "utils_luks.h"
+
+extern int64_t data_shift;
+extern const char *device_type;
+extern const char *set_pbkdf;
+
+enum device_status_info {
+	DEVICE_LUKS2 = 0,	/* LUKS2 device */
+	DEVICE_LUKS2_REENCRYPT,	/* LUKS2 device in reencryption  */
+	DEVICE_LUKS1,		/* LUKS1 device */
+	DEVICE_LUKS1_UNUSABLE,	/* LUKS1 device in reencryption (legacy) */
+	DEVICE_NOT_LUKS,	/* device is not LUKS type */
+	DEVICE_INVALID		/* device is invalid */
+};
+
+static void _set_reencryption_flags(uint32_t *flags)
+{
+	if (ARG_SET(OPT_INIT_ONLY_ID))
+		*flags |= CRYPT_REENCRYPT_INITIALIZE_ONLY;
+
+	if (ARG_SET(OPT_RESUME_ONLY_ID))
+		*flags |= CRYPT_REENCRYPT_RESUME_ONLY;
+}
+
+static int reencrypt_check_passphrase(struct crypt_device *cd,
+	int keyslot,
+	const char *passphrase,
+	size_t passphrase_len)
+{
+	int r;
+
+	assert(cd);
+
+	r = crypt_activate_by_passphrase(cd, NULL, keyslot,
+					 passphrase, passphrase_len, 0);
+	check_signal(&r);
+	tools_passphrase_msg(r);
+	tools_keyslot_msg(r, UNLOCKED);
+
+	return r;
+}
+
+static int set_keyslot_params(struct crypt_device *cd, int keyslot)
+{
+	const char *cipher;
+	struct crypt_pbkdf_type pbkdf;
+	size_t key_size;
+
+	cipher = crypt_keyslot_get_encryption(cd, keyslot, &key_size);
+	if (!cipher)
+		return -EINVAL;
+
+	if (crypt_is_cipher_null(cipher)) {
+		log_dbg("Keyslot %d uses cipher_null. "
+			"Replacing with default encryption in new keyslot.", keyslot);
+		cipher = DEFAULT_LUKS2_KEYSLOT_CIPHER;
+		key_size = DEFAULT_LUKS2_KEYSLOT_KEYBITS / 8;
+	}
+
+	if (crypt_keyslot_set_encryption(cd, cipher, key_size))
+		return -EINVAL;
+
+	/* if requested any of those just reinitialize context pbkdf */
+	if (set_pbkdf || ARG_SET(OPT_HASH_ID) || ARG_SET(OPT_PBKDF_FORCE_ITERATIONS_ID) ||
+	    ARG_SET(OPT_ITER_TIME_ID))
+		return set_pbkdf_params(cd, CRYPT_LUKS2);
+
+	if (crypt_keyslot_get_pbkdf(cd, keyslot, &pbkdf))
+		return -EINVAL;
+
+	pbkdf.flags |= CRYPT_PBKDF_NO_BENCHMARK;
+
+	return crypt_set_pbkdf_type(cd, &pbkdf);
+}
+
+static int get_active_device_name(struct crypt_device *cd,
+	const char *data_device,
+	char **r_active_name)
+{
+	char *msg;
+	int r;
+
+	assert(data_device);
+
+	r = tools_lookup_crypt_device(cd, crypt_get_type(cd), data_device, r_active_name);
+	if (r > 0) {
+		log_dbg("Device %s has %d active holders.", data_device, r);
+
+		if (!*r_active_name) {
+			log_err(_("Device %s is still in use."), data_device);
+			return -EINVAL;
+		}
+		if (!ARG_SET(OPT_BATCH_MODE_ID))
+			log_std(_("Auto-detected active dm device '%s' for data device %s.\n"),
+				*r_active_name, data_device);
+	} else if (r < 0) {
+		if (r != -ENOTBLK) {
+			log_err(_("Failed to auto-detect device %s holders."), data_device);
+			return -EINVAL;
+		}
+
+		r = -EINVAL;
+		if (!ARG_SET(OPT_BATCH_MODE_ID)) {
+			log_std(_("Device %s is not a block device.\n"), data_device);
+
+			r = asprintf(&msg, _("Unable to decide if device %s is activated or not.\n"
+					     "Are you sure you want to proceed with reencryption in offline mode?\n"
+					     "It may lead to data corruption if the device is actually activated.\n"
+					     "To run reencryption in online mode, use --active-name parameter instead.\n"), data_device);
+			if (r < 0)
+				return -ENOMEM;
+			r = noDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+			free(msg);
+		} else {
+			log_err(_("Device %s is not a block device. Can not auto-detect if it is active or not.\n"
+				"Use --force-offline-reencrypt to bypass the check and run in offline mode (dangerous!)."), data_device);
+		}
+	} else {
+		*r_active_name = NULL;
+		log_dbg("Device %s is unused. Proceeding with offline reencryption.", data_device);
+	}
+
+	return r;
+}
+
+static int reencrypt_get_active_name(struct crypt_device *cd,
+	const char *data_device,
+	char **r_active_name)
+{
+	assert(cd);
+	assert(r_active_name);
+
+	if (ARG_SET(OPT_ACTIVE_NAME_ID))
+		return (*r_active_name = strdup(ARG_STR(OPT_ACTIVE_NAME_ID))) ? 0 : -ENOMEM;
+
+	return get_active_device_name(cd, data_device, r_active_name);
+}
+
+static int decrypt_verify_and_set_params(struct crypt_params_reencrypt *params)
+{
+	const char *resilience;
+
+	assert(params);
+
+	if (!ARG_SET(OPT_RESILIENCE_ID))
+		return 0;
+
+	resilience = ARG_STR(OPT_RESILIENCE_ID);
+
+	if (!strcmp(resilience, "datashift") ||
+	    !strcmp(resilience, "none")) {
+		log_err(_("Requested --resilience option cannot be applied "
+			  "to current reencryption operation."));
+		return -EINVAL;
+	} else if (!strcmp(resilience, "journal"))
+		params->resilience = "datashift-journal";
+	else if (!strcmp(resilience, "checksum"))
+		params->resilience = "datashift-checksum";
+	else if (!strcmp(resilience, "datashift-checksum") ||
+		 !strcmp(resilience, "datashift-journal"))
+		params->resilience = resilience;
+	else {
+		log_err(_("Unsupported resilience mode %s"), resilience);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int reencrypt_verify_and_update_params(struct crypt_params_reencrypt *params,
+	char **r_hash)
+{
+	assert(params);
+	assert(r_hash);
+
+	if (ARG_SET(OPT_ENCRYPT_ID) && params->mode != CRYPT_REENCRYPT_ENCRYPT) {
+		log_err(_("Device is not in LUKS2 encryption. Conflicting option --encrypt."));
+		return -EINVAL;
+	}
+
+	if (ARG_SET(OPT_DECRYPT_ID) && params->mode != CRYPT_REENCRYPT_DECRYPT) {
+		log_err(_("Device is not in LUKS2 decryption. Conflicting option --decrypt."));
+		return -EINVAL;
+	}
+
+	if (ARG_SET(OPT_RESILIENCE_ID)) {
+		if (!strcmp(params->resilience, "datashift") &&
+		    strcmp(ARG_STR(OPT_RESILIENCE_ID), "datashift")) {
+			log_err(_("Device is in reencryption using datashift resilience. "
+				  "Requested --resilience option cannot be applied."));
+			return -EINVAL;
+		}
+		if (strcmp(params->resilience, "datashift") &&
+		    !strcmp(ARG_STR(OPT_RESILIENCE_ID), "datashift")) {
+			log_err(_("Requested --resilience option cannot be applied "
+				  "to current reencryption operation."));
+			return -EINVAL;
+		}
+
+		if (!strncmp(params->resilience, "datashift-", 10)) {
+			/* decryption with datashift in progress */
+			if (decrypt_verify_and_set_params(params))
+				return -EINVAL;
+		} else if (!strncmp(ARG_STR(OPT_RESILIENCE_ID), "datashift-", 10)) {
+			log_err(_("Requested --resilience option cannot be applied "
+				  "to current reencryption operation."));
+			return -EINVAL;
+		} else
+			params->resilience = ARG_STR(OPT_RESILIENCE_ID);
+
+		/* we have to copy hash string returned by API */
+		if (params->hash && !ARG_SET(OPT_RESILIENCE_HASH_ID)) {
+			/* r_hash owns the memory. Freed by caller */
+			*r_hash = strdup(params->hash);
+			if (!*r_hash)
+				return -ENOMEM;
+			params->hash = *r_hash;
+		}
+
+		/* Add default hash when switching to checksum based resilience */
+		if (!params->hash && !ARG_SET(OPT_RESILIENCE_HASH_ID) &&
+		    (!strcmp(params->resilience, "checksum") ||
+		    !strcmp(params->resilience, "datashift-checksum")))
+			params->hash = "sha256";
+
+		if (ARG_SET(OPT_RESILIENCE_HASH_ID))
+			params->hash = ARG_STR(OPT_RESILIENCE_HASH_ID);
+	} else
+		params->resilience = NULL;
+
+	params->max_hotzone_size = ARG_UINT64(OPT_HOTZONE_SIZE_ID) / SECTOR_SIZE;
+	params->device_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE;
+	params->flags = CRYPT_REENCRYPT_RESUME_ONLY;
+
+	return 0;
+}
+
+static int reencrypt_hint_force_offline_reencrypt(const char *data_device)
+{
+	struct stat st;
+
+	if (ARG_SET(OPT_ACTIVE_NAME_ID) ||
+	    !ARG_SET(OPT_BATCH_MODE_ID) ||
+	    ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID))
+		return 0;
+
+	if (stat(data_device, &st) == 0 && S_ISREG(st.st_mode)) {
+		log_err(_("Device %s is not a block device. Can not auto-detect if it is active or not.\n"
+			"Use --force-offline-reencrypt to bypass the check and run in offline mode (dangerous!)."), data_device);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int reencrypt_luks2_load(struct crypt_device *cd, const char *data_device)
+{
+	char *msg;
+	crypt_reencrypt_info ri;
+	int r;
+	size_t passwordLen;
+	char *active_name = NULL, *hash = NULL, *password = NULL;
+	struct crypt_params_reencrypt params = {};
+
+	ri = crypt_reencrypt_status(cd, &params);
+	if (ri == CRYPT_REENCRYPT_CRASH)
+		log_err(_("Device requires reencryption recovery. Run repair first."));
+
+	if (ri != CRYPT_REENCRYPT_CLEAN)
+		return -EINVAL;
+
+	r = reencrypt_verify_and_update_params(&params, &hash);
+	if (r < 0)
+		return r;
+
+	r = reencrypt_hint_force_offline_reencrypt(data_device);
+	if (r < 0)
+		goto out;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID) && !ARG_SET(OPT_RESUME_ONLY_ID)) {
+		r = asprintf(&msg, _("Device %s is already in LUKS2 reencryption. "
+				     "Do you wish to resume previously initialised operation?"),
+			     crypt_get_metadata_device_name(cd) ?: data_device);
+		if (r < 0) {
+			r = -ENOMEM;
+			goto out;
+		}
+		r = yesDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+		free(msg);
+		if (r < 0)
+			goto out;
+	}
+
+	r = tools_get_key(NULL, &password, &passwordLen,
+			ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+			ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+			verify_passphrase(0), 0, cd);
+	if (r < 0)
+		goto out;
+
+	if (!ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID))
+		r = reencrypt_get_active_name(cd, data_device, &active_name);
+	if (r >= 0)
+		r = crypt_reencrypt_init_by_passphrase(cd, active_name, password,
+				passwordLen, ARG_INT32(OPT_KEY_SLOT_ID),
+				ARG_INT32(OPT_KEY_SLOT_ID), NULL, NULL, &params);
+out:
+	free(hash);
+	crypt_safe_free(password);
+	free(active_name);
+	return r;
+}
+
+/*
+ *   1: in-progress
+ *   0: clean luks2 device
+ * < 0: error
+ */
+static int luks2_reencrypt_in_progress(struct crypt_device *cd)
+{
+	uint32_t flags;
+
+	if (crypt_persistent_flags_get(cd, CRYPT_FLAGS_REQUIREMENTS, &flags))
+		return -EINVAL;
+
+	if (flags & CRYPT_REQUIREMENT_OFFLINE_REENCRYPT) {
+		log_err(_("Legacy LUKS2 reencryption is no longer supported."));
+		return -EINVAL;
+	}
+
+	return flags & CRYPT_REQUIREMENT_ONLINE_REENCRYPT;
+}
+
+/*
+ * Returns crypt context for:
+ *   DEVICE_LUKS2
+ *   DEVICE_LUKS2_REENCRYPT
+ *   DEVICE_LUKS1
+ */
+static enum device_status_info load_luks(struct crypt_device **r_cd,
+	const char *header_device,
+	const char *data_device)
+{
+	int r;
+	struct crypt_device *cd;
+	struct stat st;
+
+	assert(r_cd);
+	assert(data_device);
+
+	if (header_device && stat(header_device, &st) < 0 && errno == ENOENT)
+		return DEVICE_NOT_LUKS;
+
+	if (crypt_init_data_device(&cd, uuid_or_device(header_device ?: data_device), data_device))
+		return DEVICE_INVALID;
+
+	if ((r = crypt_load(cd, CRYPT_LUKS, NULL))) {
+		crypt_free(cd);
+
+		if (r == -EBUSY) /* luks2 locking error (message printed by libcryptsetup) */
+			return DEVICE_INVALID;
+
+		r = reencrypt_luks1_in_progress(uuid_or_device(header_device ?: data_device));
+		if (!r)
+			return DEVICE_LUKS1_UNUSABLE;
+
+		return DEVICE_NOT_LUKS;
+	}
+
+	if (isLUKS2(crypt_get_type(cd))) {
+		r = luks2_reencrypt_in_progress(cd);
+		if (r < 0) {
+			crypt_free(cd);
+			return DEVICE_INVALID;
+		}
+	}
+
+	*r_cd = cd;
+
+	if (r > 0)
+		return DEVICE_LUKS2_REENCRYPT;
+
+	return isLUKS2(crypt_get_type(cd)) ? DEVICE_LUKS2 : DEVICE_LUKS1;
+}
+
+static bool luks2_reencrypt_eligible(struct crypt_device *cd)
+{
+	struct crypt_params_integrity ip = { 0 };
+
+	/* raw integrity info is available since 2.0 */
+	if (crypt_get_integrity_info(cd, &ip) || ip.tag_size) {
+		log_err(_("Reencryption of device with integrity profile is not supported."));
+		return false;
+	}
+
+	return true;
+}
+
+static enum device_status_info check_luks_device(const char *device)
+{
+	enum device_status_info dev_st;
+	struct crypt_device *cd = NULL;
+
+	dev_st = load_luks(&cd, NULL, device);
+	crypt_free(cd);
+
+	return dev_st;
+}
+
+static int reencrypt_check_data_sb_block_size(const char *data_device, uint32_t new_sector_size)
+{
+	int r;
+	char sb_name[32];
+	unsigned block_size;
+
+	assert(data_device);
+
+	r = tools_superblock_block_size(data_device, sb_name, sizeof(sb_name), &block_size);
+	if (r <= 0)
+		return r;
+
+	if (new_sector_size > block_size) {
+		log_err(_("Requested --sector-size %" PRIu32 " is incompatible with %s superblock\n"
+			  "(block size: %" PRIu32 " bytes) detected on device %s."),
+			new_sector_size, sb_name, block_size, data_device);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int reencrypt_check_active_device_sb_block_size(const char *active_device, uint32_t new_sector_size)
+{
+	int r;
+	char dm_device[PATH_MAX];
+
+	r = snprintf(dm_device, sizeof(dm_device), "%s/%s", crypt_get_dir(), active_device);
+	if (r < 0 || (size_t)r >= sizeof(dm_device))
+		return -EINVAL;
+
+	return reencrypt_check_data_sb_block_size(dm_device, new_sector_size);
+}
+
+static int reencrypt_is_header_detached(const char *header_device, const char *data_device)
+{
+	int r;
+	struct stat st;
+	struct crypt_device *cd;
+
+	if (!header_device)
+		return 0;
+
+	if (header_device && stat(header_device, &st) < 0 && errno == ENOENT)
+		return 1;
+
+	if ((r = crypt_init_data_device(&cd, header_device, data_device)))
+		return r;
+
+	r = crypt_header_is_detached(cd);
+	crypt_free(cd);
+	return r;
+}
+
+static int encrypt_luks2_init(struct crypt_device **cd, const char *data_device, const char *device_name)
+{
+	int keyslot, r, fd;
+	uuid_t uuid;
+	size_t passwordLen;
+	char *tmp, uuid_str[37], header_file[PATH_MAX] = { 0 }, *password = NULL;
+	uint32_t activate_flags = 0;
+	const struct crypt_params_luks2 luks2_params = {
+		.sector_size = ARG_UINT32(OPT_SECTOR_SIZE_ID) ?: SECTOR_SIZE
+	};
+	struct crypt_params_reencrypt params = {
+		.mode = CRYPT_REENCRYPT_ENCRYPT,
+		.direction = data_shift < 0 ? CRYPT_REENCRYPT_BACKWARD : CRYPT_REENCRYPT_FORWARD,
+		.resilience = ARG_STR(OPT_RESILIENCE_ID) ?: "checksum",
+		.hash = ARG_STR(OPT_RESILIENCE_HASH_ID) ?: "sha256",
+		.max_hotzone_size = ARG_UINT64(OPT_HOTZONE_SIZE_ID) / SECTOR_SIZE,
+		.device_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE,
+		.luks2 = &luks2_params,
+		.flags = CRYPT_REENCRYPT_INITIALIZE_ONLY
+	};
+
+	_set_reencryption_flags(&params.flags);
+
+	if (!data_shift) {
+		r = reencrypt_is_header_detached(ARG_STR(OPT_HEADER_ID), data_device);
+		if (r < 0)
+			return r;
+		if (!r) {
+			log_err(_("Encryption without detached header (--header) is not possible without data device size reduction (--reduce-device-size)."));
+			return -ENOTSUP;
+		}
+	}
+
+	if (!ARG_SET(OPT_HEADER_ID) && ARG_UINT64(OPT_OFFSET_ID) &&
+	    data_shift && (ARG_UINT64(OPT_OFFSET_ID) > (uint64_t)(imaxabs(data_shift) / (2 * SECTOR_SIZE)))) {
+		log_err(_("Requested data offset must be less than or equal to half of --reduce-device-size parameter."));
+		return -EINVAL;
+	}
+
+	/* TODO: ask user to confirm. It's useless to do data device reduction and than use smaller value */
+	if (!ARG_SET(OPT_HEADER_ID) && ARG_UINT64(OPT_OFFSET_ID) &&
+	    data_shift && (ARG_UINT64(OPT_OFFSET_ID) < (uint64_t)(imaxabs(data_shift) / (2 * SECTOR_SIZE)))) {
+		data_shift = -(ARG_UINT64(OPT_OFFSET_ID) * 2 * SECTOR_SIZE);
+		if (data_shift >= 0)
+			return -EINVAL;
+		log_std(_("Adjusting --reduce-device-size value to twice the --offset %" PRIu64 " (sectors).\n"), ARG_UINT64(OPT_OFFSET_ID) * 2);
+	}
+
+	if (ARG_SET(OPT_UUID_ID) && uuid_parse(ARG_STR(OPT_UUID_ID), uuid) == -1) {
+		log_err(_("Wrong LUKS UUID format provided."));
+		return -EINVAL;
+	}
+
+	if (ARG_SET(OPT_SECTOR_SIZE_ID)) {
+		r = reencrypt_check_data_sb_block_size(data_device, ARG_UINT32(OPT_SECTOR_SIZE_ID));
+		if (r < 0)
+			return r;
+	}
+
+	if (!ARG_SET(OPT_UUID_ID)) {
+		uuid_generate(uuid);
+		uuid_unparse(uuid, uuid_str);
+		if (!(tmp = strdup(uuid_str)))
+			return -ENOMEM;
+		ARG_SET_STR(OPT_UUID_ID, tmp);
+	}
+
+	if (!ARG_SET(OPT_HEADER_ID)) {
+		r = snprintf(header_file, sizeof(header_file), "LUKS2-temp-%s.new", ARG_STR(OPT_UUID_ID));
+		if (r < 0 || (size_t)r >= sizeof(header_file))
+			return -EINVAL;
+
+		fd = open(header_file, O_CREAT|O_EXCL|O_WRONLY, S_IRUSR|S_IWUSR);
+		if (fd == -1) {
+			if (errno == EEXIST)
+				log_err(_("Temporary header file %s already exists. Aborting."), header_file);
+			else
+				log_err(_("Cannot create temporary header file %s."), header_file);
+			return -EINVAL;
+		}
+
+		r = posix_fallocate(fd, 0, 4096);
+		close(fd);
+		if (r) {
+			log_err(_("Cannot create temporary header file %s."), header_file);
+			r = -EINVAL;
+			goto out;
+		}
+
+		if (!(tmp = strdup(header_file))) {
+			r = -ENOMEM;
+			goto out;
+		}
+		ARG_SET_STR(OPT_HEADER_ID, tmp);
+
+		/*
+		 * FIXME: just override offset here, but we should support both.
+		 * offset and implicit offset via data shift (lvprepend?)
+		 */
+		if (!ARG_UINT64(OPT_OFFSET_ID))
+			ARG_SET_UINT64(OPT_OFFSET_ID, imaxabs(data_shift) / (2 * SECTOR_SIZE));
+		data_shift >>= 1;
+		params.flags |= CRYPT_REENCRYPT_MOVE_FIRST_SEGMENT;
+	} else if (data_shift < 0) {
+		if (!ARG_SET(OPT_LUKS2_METADATA_SIZE_ID))
+			ARG_SET_UINT64(OPT_LUKS2_METADATA_SIZE_ID, 0x4000); /* missing default here */
+		if (!ARG_SET(OPT_LUKS2_KEYSLOTS_SIZE_ID))
+			ARG_SET_UINT64(OPT_LUKS2_KEYSLOTS_SIZE_ID, -data_shift - 2 * ARG_UINT64(OPT_LUKS2_METADATA_SIZE_ID));
+		if (2 * ARG_UINT64(OPT_LUKS2_METADATA_SIZE_ID) + ARG_UINT64(OPT_LUKS2_KEYSLOTS_SIZE_ID) > (uint64_t)-data_shift) {
+			log_err(_("LUKS2 metadata size is larger than data shift value."));
+			return -EINVAL;
+		}
+	}
+
+	r = luksFormat(cd, &password, &passwordLen);
+	if (r < 0)
+		goto out;
+
+	if (!luks2_reencrypt_eligible(*cd)) {
+		r = -EINVAL;
+		goto out;
+	}
+
+	if (data_shift) {
+		params.data_shift = imaxabs(data_shift) / SECTOR_SIZE,
+		params.resilience = "datashift";
+	}
+	keyslot = !ARG_SET(OPT_KEY_SLOT_ID) ? 0 : ARG_INT32(OPT_KEY_SLOT_ID);
+	r = crypt_reencrypt_init_by_passphrase(*cd, NULL, password, passwordLen,
+			CRYPT_ANY_SLOT, keyslot, crypt_get_cipher(*cd),
+			crypt_get_cipher_mode(*cd), &params);
+	if (r < 0) {
+		crypt_keyslot_destroy(*cd, keyslot);
+		goto out;
+	}
+
+	/* Restore temporary header in head of data device */
+	if (*header_file) {
+		crypt_free(*cd);
+		*cd = NULL;
+
+		r = crypt_init(cd, data_device);
+		if (!r)
+			r = crypt_header_restore(*cd, CRYPT_LUKS2, header_file);
+
+		if (r) {
+			log_err(_("Failed to place new header at head of device %s."), data_device);
+			goto out;
+		}
+	}
+
+	/* activate device */
+	if (device_name) {
+		set_activation_flags(&activate_flags);
+		r = crypt_activate_by_passphrase(*cd, device_name, ARG_INT32(OPT_KEY_SLOT_ID), password, passwordLen, activate_flags);
+		if (r >= 0)
+			log_std(_("%s/%s is now active and ready for online encryption.\n"), crypt_get_dir(), device_name);
+	}
+
+	if (r < 0)
+		goto out;
+
+	/* just load reencryption context to continue reencryption */
+	if (!ARG_SET(OPT_INIT_ONLY_ID)) {
+		params.flags &= ~CRYPT_REENCRYPT_INITIALIZE_ONLY;
+		r = crypt_reencrypt_init_by_passphrase(*cd, device_name, password, passwordLen,
+				CRYPT_ANY_SLOT, keyslot, NULL, NULL, &params);
+	}
+out:
+	crypt_safe_free(password);
+	if (*header_file)
+		unlink(header_file);
+	return r;
+}
+
+static enum device_status_info load_luks2_by_name(struct crypt_device **r_cd, const char *active_name, const char *header_device)
+{
+	int r;
+	struct crypt_device *cd;
+	struct stat st;
+
+	assert(r_cd);
+	assert(active_name);
+
+	if (header_device && stat(header_device, &st) < 0 && errno == ENOENT)
+		return DEVICE_NOT_LUKS;
+
+	r = crypt_init_by_name_and_header(&cd, active_name, header_device);
+	if (r)
+		return DEVICE_INVALID;
+
+	if (!isLUKS2(crypt_get_type(cd))) {
+		log_err(_("Active device %s is not LUKS2."), active_name);
+		crypt_free(cd);
+		return DEVICE_INVALID;
+	}
+
+	r = luks2_reencrypt_in_progress(cd);
+	if (r < 0) {
+		crypt_free(cd);
+		return DEVICE_INVALID;
+	}
+
+	*r_cd = cd;
+
+	return !r ? DEVICE_LUKS2 : DEVICE_LUKS2_REENCRYPT;
+}
+
+static int reencrypt_restore_header(struct crypt_device **cd,
+	const char *data_device, const char *header)
+{
+	int r;
+
+	assert(cd);
+	assert(data_device);
+	assert(header);
+
+	crypt_free(*cd);
+	*cd = NULL;
+
+	log_verbose(_("Restoring original LUKS2 header."));
+
+	r = crypt_init(cd, data_device);
+	if (r < 0)
+		return r;
+
+	r = crypt_header_restore(*cd, CRYPT_LUKS2, header);
+	if (r < 0)
+		log_err(_("Original LUKS2 header restore failed."));
+
+	return r;
+}
+
+static int decrypt_luks2_datashift_init(struct crypt_device **cd,
+	const char *data_device,
+	const char *expheader)
+{
+	int fd, r;
+	size_t passwordLen;
+	struct stat hdr_st;
+	bool remove_header = false;
+	char *msg, *active_name = NULL, *password = NULL;
+	struct crypt_params_reencrypt params = {
+		.mode = CRYPT_REENCRYPT_DECRYPT,
+		.direction = CRYPT_REENCRYPT_FORWARD,
+		.resilience = "datashift-checksum",
+		.hash = ARG_STR(OPT_RESILIENCE_HASH_ID) ?: "sha256",
+		.data_shift = crypt_get_data_offset(*cd),
+		.device_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE,
+		.max_hotzone_size = ARG_UINT64(OPT_HOTZONE_SIZE_ID) / SECTOR_SIZE,
+		.flags = CRYPT_REENCRYPT_MOVE_FIRST_SEGMENT
+	};
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID)) {
+		r = asprintf(&msg, _("Header file %s does not exist. Do you want to initialize LUKS2 "
+				     "decryption of device %s and export LUKS2 header to file %s?"),
+			     expheader, data_device, expheader);
+		if (r < 0)
+			return -ENOMEM;
+		r = yesDialog(msg, _("Operation aborted.\n")) ? 0 : -EINVAL;
+		free(msg);
+		if (r < 0)
+			return r;
+	}
+
+	if ((r = decrypt_verify_and_set_params(&params)))
+		return r;
+
+	r = reencrypt_hint_force_offline_reencrypt(data_device);
+	if (r < 0)
+		return r;
+
+	r = tools_get_key(NULL, &password, &passwordLen,
+			ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID),
+			ARG_STR(OPT_KEY_FILE_ID), ARG_UINT32(OPT_TIMEOUT_ID),
+			verify_passphrase(0), 0, *cd);
+	if (r < 0)
+		return r;
+
+	r = reencrypt_check_passphrase(*cd, ARG_INT32(OPT_KEY_SLOT_ID), password, passwordLen);
+	if (r < 0)
+		goto out;
+
+	r = crypt_header_backup(*cd, CRYPT_LUKS2, expheader);
+	if (r < 0)
+		goto out;
+
+	remove_header = true;
+
+	fd = open(expheader, O_RDONLY);
+	if (fd < 0)
+		goto out;
+
+	if (fstat(fd, &hdr_st)) {
+		close(fd);
+		r = -EINVAL;
+		goto out;
+	}
+
+	r = fchmod(fd, hdr_st.st_mode  | S_IRUSR | S_IWUSR);
+	close(fd);
+	if (r) {
+		log_err(_("Failed to add read/write permissions to exported header file."));
+		r = -EINVAL;
+		goto out;
+	}
+
+	crypt_free(*cd);
+	*cd = NULL;
+
+	/* reload with exported header */
+	if (ARG_SET(OPT_ACTIVE_NAME_ID)) {
+		if (load_luks2_by_name(cd, ARG_STR(OPT_ACTIVE_NAME_ID), expheader) != DEVICE_LUKS2) {
+			r = -EINVAL;
+			goto out;
+		}
+	} else {
+		if ((r = crypt_init_data_device(cd, expheader, data_device)))
+			goto out;
+		if ((r = crypt_load(*cd, CRYPT_LUKS2, NULL)))
+			goto out;
+	}
+
+	_set_reencryption_flags(&params.flags);
+
+	if (!ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID))
+		r = reencrypt_get_active_name(*cd, data_device, &active_name);
+
+	if (r < 0)
+		goto out;
+
+	r = tools_wipe_all_signatures(data_device, active_name == NULL, true);
+	if (r < 0) {
+		/* if header restore fails keep original header backup */
+		if (reencrypt_restore_header(cd, data_device, expheader) < 0)
+			remove_header = false;
+		goto out;
+	}
+
+	remove_header = false;
+
+	r = crypt_reencrypt_init_by_passphrase(*cd, active_name, password,
+			passwordLen, ARG_INT32(OPT_KEY_SLOT_ID), CRYPT_ANY_SLOT,
+			NULL, NULL, &params);
+
+	if (r < 0 && crypt_reencrypt_status(*cd, NULL) == CRYPT_REENCRYPT_NONE) {
+		/* if restore is successful we can remove header backup */
+		if (!reencrypt_restore_header(cd, data_device, expheader))
+			remove_header = true;
+	}
+out:
+	free(active_name);
+	crypt_safe_free(password);
+
+	if (r < 0 && !remove_header && !stat(expheader, &hdr_st) && S_ISREG(hdr_st.st_mode))
+		log_err(_("Reencryption initialization failed. Header backup is available in %s."),
+			expheader);
+	if (remove_header)
+		unlink(expheader);
+
+	return r;
+}
+
+static int decrypt_luks2_init(struct crypt_device *cd, const char *data_device)
+{
+	int r;
+	size_t passwordLen;
+	char *active_name = NULL, *password = NULL;
+	struct crypt_params_reencrypt params = {
+		.mode = CRYPT_REENCRYPT_DECRYPT,
+		.direction = data_shift > 0 ? CRYPT_REENCRYPT_FORWARD : CRYPT_REENCRYPT_BACKWARD,
+		.resilience = data_shift ? "datashift" : (ARG_STR(OPT_RESILIENCE_ID) ?: "checksum"),
+		.hash = ARG_STR(OPT_RESILIENCE_HASH_ID) ?: "sha256",
+		.data_shift = imaxabs(data_shift) / SECTOR_SIZE,
+		.device_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE,
+		.max_hotzone_size = ARG_UINT64(OPT_HOTZONE_SIZE_ID) / SECTOR_SIZE,
+	};
+
+	if (!luks2_reencrypt_eligible(cd))
+		return -EINVAL;
+
+	if ((!crypt_get_metadata_device_name(cd) || crypt_header_is_detached(cd) <= 0 ||
+	    crypt_get_data_offset(cd) > 0)) {
+		log_err(_("LUKS2 decryption is supported with detached header device only (with data offset set to 0)."));
+		return -ENOTSUP;
+	}
+
+	r = reencrypt_hint_force_offline_reencrypt(data_device);
+	if (r < 0)
+		return r;
+
+	_set_reencryption_flags(&params.flags);
+
+	r = tools_get_key(NULL, &password, &passwordLen,
+			ARG_UINT64(OPT_KEYFILE_OFFSET_ID), ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID),
+			ARG_UINT32(OPT_TIMEOUT_ID), verify_passphrase(0), 0, cd);
+	if (r < 0)
+		return r;
+
+	r = reencrypt_check_passphrase(cd, ARG_INT32(OPT_KEY_SLOT_ID), password, passwordLen);
+	if (r < 0)
+		goto out;
+
+	if (!ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID))
+		r = reencrypt_get_active_name(cd, data_device, &active_name);
+	if (r >= 0)
+		r = crypt_reencrypt_init_by_passphrase(cd, active_name, password,
+				passwordLen, ARG_INT32(OPT_KEY_SLOT_ID), CRYPT_ANY_SLOT, NULL, NULL, &params);
+
+out:
+	free(active_name);
+	crypt_safe_free(password);
+	return r;
+}
+
+struct keyslot_passwords {
+	char *password;
+	size_t passwordLen;
+	int new;
+};
+
+static struct keyslot_passwords *init_keyslot_passwords(size_t count)
+{
+	size_t i;
+	struct keyslot_passwords *tmp = calloc(count, sizeof(struct keyslot_passwords));
+
+	if (!tmp)
+		return tmp;
+
+	for (i = 0; i < count; i++)
+		tmp[i].new = -1;
+
+	return tmp;
+}
+
+static int init_passphrase(struct keyslot_passwords *kp, size_t keyslot_passwords_length,
+			   struct crypt_device *cd, const char *msg, int slot_to_check)
+{
+	crypt_keyslot_info ki;
+	char *password;
+	int r = -EINVAL, retry_count;
+	size_t passwordLen;
+
+	if (slot_to_check != CRYPT_ANY_SLOT) {
+		ki = crypt_keyslot_status(cd, slot_to_check);
+		if (ki < CRYPT_SLOT_ACTIVE || ki == CRYPT_SLOT_UNBOUND)
+			return -ENOENT;
+	}
+
+	retry_count = set_tries_tty();
+
+	while (retry_count--) {
+		r = tools_get_key(msg,  &password, &passwordLen, 0, 0,
+				  ARG_STR(OPT_KEY_FILE_ID), 0, 0, 0 /*pwquality*/, cd);
+		if (r < 0)
+			return r;
+		if (quit) {
+			crypt_safe_free(password);
+			password = NULL;
+			passwordLen = 0;
+			return -EAGAIN;
+		}
+
+		r = crypt_activate_by_passphrase(cd, NULL, slot_to_check,
+						 password, passwordLen, 0);
+		if (r < 0) {
+			crypt_safe_free(password);
+			password = NULL;
+			passwordLen = 0;
+		}
+		if (r < 0 && r != -EPERM)
+			return r;
+
+		if (r >= 0) {
+			tools_keyslot_msg(r, UNLOCKED);
+			if ((size_t)r >= keyslot_passwords_length) {
+				crypt_safe_free(password);
+				return -EINVAL;
+			}
+			kp[r].password = password;
+			kp[r].passwordLen = passwordLen;
+			break;
+		}
+		tools_passphrase_msg(r);
+	}
+
+	password = NULL;
+	passwordLen = 0;
+
+	return r;
+}
+
+static int _check_luks2_keyslots(struct crypt_device *cd, bool vk_change)
+{
+	int i, new_vk_slot = (vk_change ? 1 : 0), max = crypt_keyslot_max(CRYPT_LUKS2), active = 0, unbound = 0;
+
+	if (max < 0)
+		return max;
+
+	for (i = 0; i < max; i++) {
+		switch (crypt_keyslot_status(cd, i)) {
+		case CRYPT_SLOT_INVALID:
+			return -EINVAL;
+		case CRYPT_SLOT_ACTIVE:
+			/* fall-through */
+		case CRYPT_SLOT_ACTIVE_LAST:
+			active++;
+			break;
+		case CRYPT_SLOT_UNBOUND:
+			unbound++;
+			/* fall-through */
+		default:
+			break;
+		}
+	}
+
+	/* at least one keyslot for reencryption plus new volume key (if needed) */
+	if (active + unbound + new_vk_slot + 1 > max) {
+		log_err(_("Not enough free keyslots for reencryption."));
+		return -EINVAL;
+	}
+
+	if (!vk_change)
+		return 0;
+
+	if ((ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT) &&
+            (2 * active + unbound + 1 > max)) {
+		log_err(_("Not enough free keyslots for reencryption."));
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int fill_keyslot_passwords(struct crypt_device *cd,
+		struct keyslot_passwords *kp, size_t kp_size,
+		bool vk_change)
+{
+	char msg[128];
+	crypt_keyslot_info ki;
+	int i, r = 0;
+
+	if (vk_change && ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT && ARG_SET(OPT_KEY_FILE_ID)) {
+		for (i = 0; (size_t)i < kp_size; i++) {
+			ki = crypt_keyslot_status(cd, i);
+			if (ki == CRYPT_SLOT_INVALID)
+				return -EINVAL;
+			if (ki == CRYPT_SLOT_ACTIVE) {
+				log_err(_("Key file can be used only with --key-slot or with "
+					  "exactly one key slot active."));
+				return -EINVAL;
+			}
+		}
+	}
+
+	if (ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT) {
+		for (i = 0; (size_t)i < kp_size; i++) {
+			if (snprintf(msg, sizeof(msg), _("Enter passphrase for key slot %d: "), i) < 0)
+				return -EINVAL;
+			r = init_passphrase(kp, kp_size, cd, msg, i);
+			/* no need to initialize all keyslots with --keep-key */
+			if (r >= 0 && !vk_change)
+				break;
+			if (r == -ENOENT)
+				r = 0;
+			if (r < 0)
+				break;
+		}
+	} else {
+		if (snprintf(msg, sizeof(msg), _("Enter passphrase for key slot %u: "), ARG_INT32(OPT_KEY_SLOT_ID)) < 0)
+			return -EINVAL;
+		r = init_passphrase(kp, kp_size, cd, msg, ARG_INT32(OPT_KEY_SLOT_ID));
+	}
+
+	return r < 0 ? r : 0;
+}
+
+static int assign_tokens(struct crypt_device *cd, int keyslot_old, int keyslot_new)
+{
+	int token = 0, r = crypt_token_is_assigned(cd, token, keyslot_old);
+
+	while (r != -EINVAL) {
+		if (!r && (token != crypt_token_assign_keyslot(cd, token, keyslot_new)))
+			return -EINVAL;
+		token++;
+		r = crypt_token_is_assigned(cd, token, keyslot_old);
+	}
+
+	/* we reached max token number, exit */
+	return 0;
+}
+
+static int reencrypt_luks2_init(struct crypt_device *cd, const char *data_device)
+{
+	bool vk_size_change, sector_size_change, sector_size_increase, vk_change;
+	size_t i, vk_size, kp_size;
+	int r, keyslot_old = CRYPT_ANY_SLOT, keyslot_new = CRYPT_ANY_SLOT, key_size;
+	char cipher[MAX_CIPHER_LEN], mode[MAX_CIPHER_LEN], *vk = NULL, *active_name = NULL;
+	const char *new_cipher = NULL;
+	struct keyslot_passwords *kp = NULL;
+	struct crypt_params_luks2 luks2_params = {};
+	struct crypt_params_reencrypt params = {
+		.mode = CRYPT_REENCRYPT_REENCRYPT,
+		.direction = data_shift < 0 ? CRYPT_REENCRYPT_BACKWARD : CRYPT_REENCRYPT_FORWARD,
+		.resilience = data_shift ? "datashift" : (ARG_STR(OPT_RESILIENCE_ID) ?: "checksum"),
+		.hash = ARG_STR(OPT_RESILIENCE_HASH_ID) ?: "sha256",
+		.data_shift = imaxabs(data_shift) / SECTOR_SIZE,
+		.max_hotzone_size = ARG_UINT64(OPT_HOTZONE_SIZE_ID) / SECTOR_SIZE,
+		.device_size = ARG_UINT64(OPT_DEVICE_SIZE_ID) / SECTOR_SIZE,
+		.luks2 = &luks2_params,
+	};
+
+	if (!luks2_reencrypt_eligible(cd))
+		return -EINVAL;
+
+	_set_reencryption_flags(&params.flags);
+
+	/* cipher */
+	if (ARG_SET(OPT_CIPHER_ID))
+		new_cipher = ARG_STR(OPT_CIPHER_ID);
+	else if (!ARG_SET(OPT_CIPHER_ID) && crypt_is_cipher_null(crypt_get_cipher(cd))) {
+		log_std(_("Switching data encryption cipher to %s.\n"), DEFAULT_CIPHER(LUKS1));
+		new_cipher = DEFAULT_CIPHER(LUKS1);
+	}
+
+	if (!new_cipher) {
+		strncpy(cipher, crypt_get_cipher(cd), MAX_CIPHER_LEN - 1);
+		strncpy(mode, crypt_get_cipher_mode(cd), MAX_CIPHER_LEN - 1);
+		cipher[MAX_CIPHER_LEN-1] = '\0';
+		mode[MAX_CIPHER_LEN-1] = '\0';
+	} else {
+		if ((r = crypt_parse_name_and_mode(new_cipher, cipher, NULL, mode))) {
+			log_err(_("No known cipher specification pattern detected."));
+			return r;
+		}
+
+		/* the segment cipher is identical with existing one */
+		if (!strcmp(cipher, crypt_get_cipher(cd)) && !strcmp(mode, crypt_get_cipher_mode(cd)))
+			new_cipher = NULL;
+	}
+
+	/* sector size */
+	luks2_params.sector_size = ARG_UINT32(OPT_SECTOR_SIZE_ID) ?: (uint32_t)crypt_get_sector_size(cd);
+	sector_size_change = luks2_params.sector_size != (uint32_t)crypt_get_sector_size(cd);
+	sector_size_increase = luks2_params.sector_size > (uint32_t)crypt_get_sector_size(cd);
+
+	/* key size */
+	if (ARG_SET(OPT_KEY_SIZE_ID) || new_cipher)
+		key_size = get_adjusted_key_size(mode, DEFAULT_LUKS1_KEYBITS, 0);
+	else
+		key_size = crypt_get_volume_key_size(cd);
+
+	if (!key_size)
+		return -EINVAL;
+	vk_size = key_size;
+
+	vk_size_change = key_size != crypt_get_volume_key_size(cd);
+
+	/* volume key */
+	vk_change = !ARG_SET(OPT_KEEP_KEY_ID);
+
+	if (vk_change && ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &vk, key_size);
+		if (r < 0)
+			goto out;
+
+		if (!crypt_volume_key_verify(cd, vk, key_size)) {
+			/* passed key was valid volume key */
+			vk_change = false;
+			crypt_safe_free(vk);
+			vk = NULL;
+		}
+	}
+
+	if (!vk_change && !vk_size_change && !new_cipher && !sector_size_change) {
+		log_err(_("No data segment parameters changed. Reencryption aborted."));
+		r = -EINVAL;
+		goto out;
+	}
+
+	if (!ARG_SET(OPT_INIT_ONLY_ID) || (tools_blkid_supported() && sector_size_increase)) {
+		r = reencrypt_hint_force_offline_reencrypt(data_device);
+		if (r < 0)
+			goto out;
+	}
+
+	r = _check_luks2_keyslots(cd, vk_change);
+	if (r)
+		goto out;
+
+	r = crypt_keyslot_max(CRYPT_LUKS2);
+	if (r < 0)
+		goto out;
+	kp_size = r;
+
+	kp = init_keyslot_passwords(kp_size);
+	if (!kp) {
+		r = -ENOMEM;
+		goto out;
+	}
+
+	/* coverity[overrun-call] */
+	r = fill_keyslot_passwords(cd, kp, kp_size, vk_change);
+	if (r)
+		goto out;
+
+	r = -ENOENT;
+
+	for (i = 0; i < kp_size; i++) {
+		if (!vk_change) {
+			if (kp[i].password) {
+				r = keyslot_old = kp[i].new = i;
+				break;
+			}
+			continue;
+		}
+
+		if (kp[i].password && keyslot_new < 0) {
+			r = set_keyslot_params(cd, i);
+			if (r < 0)
+				break;
+			r = crypt_keyslot_add_by_key(cd, CRYPT_ANY_SLOT, vk, key_size,
+					kp[i].password, kp[i].passwordLen, CRYPT_VOLUME_KEY_NO_SEGMENT);
+			tools_keyslot_msg(r, CREATED);
+			if (r < 0)
+				break;
+
+			kp[i].new = r;
+			keyslot_new = r;
+			keyslot_old = i;
+			if (!vk) {
+				/* key generated in crypt_keyslot_add_by_key() call above */
+				vk = crypt_safe_alloc(key_size);
+				if (!vk) {
+					r = -ENOMEM;
+					break;
+				}
+				r = crypt_volume_key_get(cd, keyslot_new, vk, &vk_size, kp[i].password, kp[i].passwordLen);
+				if (r < 0)
+					break;
+			}
+			r = assign_tokens(cd, i, r);
+			if (r < 0)
+				break;
+		} else if (kp[i].password) {
+			r = set_keyslot_params(cd, i);
+			if (r < 0)
+				break;
+			r = crypt_keyslot_add_by_key(cd, CRYPT_ANY_SLOT, vk, key_size,
+					kp[i].password, kp[i].passwordLen, CRYPT_VOLUME_KEY_NO_SEGMENT | CRYPT_VOLUME_KEY_DIGEST_REUSE);
+			tools_keyslot_msg(r, CREATED);
+			if (r < 0)
+				break;
+			kp[i].new = r;
+			r = assign_tokens(cd, i, r);
+			if (r < 0)
+				break;
+		}
+	}
+
+	if (r < 0)
+		goto out;
+
+	/*
+	 * with --init-only lookup active device only if
+	 * blkid probes are allowed and sector size increase
+	 * is requested.
+	 */
+	if (!ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID) &&
+	    (!ARG_SET(OPT_INIT_ONLY_ID) || (tools_blkid_supported() && sector_size_increase))) {
+		r = reencrypt_get_active_name(cd, data_device, &active_name);
+		if (r < 0)
+			goto out;
+	}
+
+	if (sector_size_increase && !active_name && tools_blkid_supported() &&
+	    !ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID)) {
+		log_err(_("Encryption sector size increase on offline device is not supported.\n"
+			  "Activate the device first or use --force-offline-reencrypt option (dangerous!)."));
+		r = -EINVAL;
+		goto out;
+	}
+
+	if (sector_size_increase && active_name) {
+		r = reencrypt_check_active_device_sb_block_size(active_name, luks2_params.sector_size);
+		if (r < 0)
+			goto out;
+	}
+
+	r = crypt_reencrypt_init_by_passphrase(cd,
+			ARG_SET(OPT_INIT_ONLY_ID) ? NULL : active_name,
+			kp[keyslot_old].password, kp[keyslot_old].passwordLen,
+			keyslot_old, kp[keyslot_old].new, cipher, mode, &params);
+out:
+	crypt_safe_free(vk);
+	if (kp) {
+		for (i = 0; i < kp_size; i++) {
+			crypt_safe_free(kp[i].password);
+			if (r < 0 && kp[i].new >= 0 && kp[i].new != (int)i &&
+			    crypt_reencrypt_status(cd, NULL) == CRYPT_REENCRYPT_NONE &&
+			    crypt_keyslot_destroy(cd, kp[i].new))
+				log_dbg("Failed to remove keyslot %d with unbound key.", kp[i].new);
+		}
+		free(kp);
+	}
+	free(active_name);
+	return r;
+}
+
+static int reencrypt_luks2_resume(struct crypt_device *cd)
+{
+	int r;
+	char *backing_file = NULL;
+	struct tools_progress_params prog_parms = {
+		.frequency = ARG_UINT32(OPT_PROGRESS_FREQUENCY_ID),
+		.batch_mode = ARG_SET(OPT_BATCH_MODE_ID),
+		.json_output = ARG_SET(OPT_PROGRESS_JSON_ID),
+		.interrupt_message = _("\nReencryption interrupted."),
+		.device = tools_get_device_name(crypt_get_device_name(cd), &backing_file)
+	};
+
+	if (ARG_SET(OPT_FORCE_OFFLINE_REENCRYPT_ID) && !ARG_SET(OPT_BATCH_MODE_ID))
+		log_std(_("Resuming LUKS reencryption in forced offline mode.\n"));
+
+	set_int_handler(0);
+	r = crypt_reencrypt_run(cd, tools_progress, &prog_parms);
+	free(backing_file);
+	return r;
+}
+
+static int check_broken_luks_signature(const char *device)
+{
+	int r;
+	size_t count;
+
+	r = tools_detect_signatures(device, PRB_ONLY_LUKS, &count, ARG_SET(OPT_BATCH_MODE_ID));
+	if (r < 0)
+		return -EINVAL;
+	if (count) {
+		log_err(_("Device %s contains broken LUKS metadata. Aborting operation."), device);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int _encrypt(struct crypt_device *cd, const char *type, enum device_status_info dev_st, int action_argc, const char **action_argv)
+{
+	const char *device_ptr;
+	enum device_status_info data_dev_st;
+	struct stat st;
+	struct crypt_device *encrypt_cd = NULL;
+	int r = -EINVAL;
+
+	if (dev_st == DEVICE_LUKS2 || dev_st == DEVICE_LUKS1) {
+		log_err(_("Device %s is already LUKS device. Aborting operation."),
+			uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[0]));
+		return -EINVAL;
+	}
+
+	if (dev_st == DEVICE_NOT_LUKS &&
+	    (!ARG_SET(OPT_HEADER_ID) || !stat(ARG_STR(OPT_HEADER_ID), &st))) {
+		device_ptr = ARG_SET(OPT_HEADER_ID) ? ARG_STR(OPT_HEADER_ID) : action_argv[0];
+		r = check_broken_luks_signature(device_ptr);
+		if (r < 0)
+			return r;
+	}
+
+	/* check data device type/state */
+	if (ARG_SET(OPT_HEADER_ID)) {
+		device_ptr = cd ? crypt_get_device_name(cd) : action_argv[0];
+		data_dev_st = check_luks_device(device_ptr);
+
+		if (data_dev_st == DEVICE_INVALID)
+			return -EINVAL;
+
+		if (data_dev_st == DEVICE_LUKS2 || data_dev_st == DEVICE_LUKS1) {
+			log_err(_("Device %s is already LUKS device. Aborting operation."),
+				device_ptr);
+			return -EINVAL;
+		}
+
+		if (data_dev_st == DEVICE_LUKS2_REENCRYPT || data_dev_st == DEVICE_LUKS1_UNUSABLE) {
+			log_err(_("Device %s is already in LUKS reencryption. Aborting operation."),
+				device_ptr);
+			return -EINVAL;
+		}
+
+		r = check_broken_luks_signature(device_ptr);
+		if (r < 0)
+			return r;
+	}
+
+	if (!type)
+		type = crypt_get_default_type();
+
+	if (dev_st == DEVICE_LUKS1_UNUSABLE || isLUKS1(type)) {
+		r = reencrypt_is_header_detached(ARG_STR(OPT_HEADER_ID), action_argv[0]);
+		if (r < 0)
+			return r;
+		if (!r && !ARG_SET(OPT_REDUCE_DEVICE_SIZE_ID)) {
+			log_err(_("Encryption without detached header (--header) is not possible without data device size reduction (--reduce-device-size)."));
+			return -ENOTSUP;
+		}
+		return reencrypt_luks1(action_argv[0]);
+	} else if (dev_st == DEVICE_NOT_LUKS) {
+		r = encrypt_luks2_init(&encrypt_cd, action_argv[0], action_argc > 1 ? action_argv[1] : NULL);
+		if (r < 0 || ARG_SET(OPT_INIT_ONLY_ID)) {
+			crypt_free(encrypt_cd);
+			return r;
+		}
+		cd = encrypt_cd;
+		dev_st = DEVICE_LUKS2_REENCRYPT;
+	} else if (dev_st == DEVICE_LUKS2_REENCRYPT &&
+		   (r = reencrypt_luks2_load(cd, action_argv[0])) < 0)
+		return r;
+
+	if (dev_st != DEVICE_LUKS2_REENCRYPT)
+		return -EINVAL;
+
+	r = reencrypt_luks2_resume(cd);
+
+	crypt_free(encrypt_cd);
+	return r;
+}
+
+static int _decrypt(struct crypt_device **cd, enum device_status_info dev_st, const char *data_device)
+{
+	int r;
+	struct stat st;
+	bool export_header = false;
+
+	assert(cd);
+
+	if (dev_st == DEVICE_LUKS1 || dev_st == DEVICE_LUKS1_UNUSABLE)
+		return reencrypt_luks1(data_device);
+
+	/* header file does not exist, try loading device type from data device */
+	if (dev_st == DEVICE_NOT_LUKS && ARG_SET(OPT_HEADER_ID) &&
+	    (stat(ARG_STR(OPT_HEADER_ID), &st) < 0) && errno == ENOENT) {
+		if (ARG_SET(OPT_ACTIVE_NAME_ID))
+			dev_st = load_luks2_by_name(cd, ARG_STR(OPT_ACTIVE_NAME_ID), NULL);
+		else
+			dev_st = load_luks(cd, NULL, uuid_or_device(data_device));
+
+		/*
+		 * If data device is not LUKS2 report 'header is missing' error
+		 * message user would get originally.
+		 */
+		if (dev_st != DEVICE_LUKS2) {
+			log_err(_("Device %s does not exist or access denied."),
+				ARG_STR(OPT_HEADER_ID));
+			return -EINVAL;
+		}
+
+		export_header = true;
+	}
+
+	if (dev_st == DEVICE_LUKS2_REENCRYPT) {
+		if ((r = reencrypt_luks2_load(*cd, data_device)) < 0)
+			return r;
+	} else if (dev_st == DEVICE_LUKS2) {
+		if (!ARG_SET(OPT_HEADER_ID)) {
+			log_err(_("LUKS2 decryption requires --header option."));
+			return -EINVAL;
+		}
+
+		if (export_header)
+			r = decrypt_luks2_datashift_init(cd, data_device, ARG_STR(OPT_HEADER_ID));
+		else
+			r = decrypt_luks2_init(*cd, data_device);
+
+		if (r < 0 || ARG_SET(OPT_INIT_ONLY_ID))
+			return r;
+	} else if (dev_st == DEVICE_NOT_LUKS) {
+		log_err(_("Device %s is not a valid LUKS device."),
+			ARG_STR(OPT_HEADER_ID) ?: uuid_or_device(data_device));
+		return -EINVAL;
+	}
+
+	r = reencrypt_luks2_resume(*cd);
+	return r;
+}
+
+static int _reencrypt(struct crypt_device *cd, enum device_status_info dev_st, const char *data_device)
+{
+	int r;
+
+	if (dev_st == DEVICE_LUKS1 || dev_st == DEVICE_LUKS1_UNUSABLE)
+		return reencrypt_luks1(data_device);
+	else if (dev_st == DEVICE_LUKS2_REENCRYPT) {
+		if ((r = reencrypt_luks2_load(cd, data_device)) < 0)
+			return r;
+	} else if (dev_st == DEVICE_LUKS2) {
+		r = reencrypt_luks2_init(cd, data_device);
+		if (r < 0|| ARG_SET(OPT_INIT_ONLY_ID))
+			return r;
+	} else
+		return -EINVAL;
+
+	return reencrypt_luks2_resume(cd);
+}
+
+int reencrypt(int action_argc, const char **action_argv)
+{
+	enum device_status_info dev_st;
+	int r = -EINVAL;
+	struct crypt_device *cd = NULL;
+	const char *type = luksType(device_type);
+
+	if (action_argc < 1 && (!ARG_SET(OPT_ACTIVE_NAME_ID) || ARG_SET(OPT_ENCRYPT_ID))) {
+		log_err(_("Command requires device as argument."));
+		return r;
+	}
+
+	if (ARG_SET(OPT_ACTIVE_NAME_ID))
+		dev_st = load_luks2_by_name(&cd, ARG_STR(OPT_ACTIVE_NAME_ID), ARG_STR(OPT_HEADER_ID));
+	else
+		dev_st = load_luks(&cd, ARG_STR(OPT_HEADER_ID), uuid_or_device(action_argv[0]));
+
+	if (dev_st == DEVICE_INVALID)
+		return r;
+
+	if (dev_st == DEVICE_LUKS1 && isLUKS2(type)) {
+		log_err(_("Conflicting versions. Device %s is LUKS1."),
+			uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[0]));
+		goto out;
+	}
+
+	if (dev_st == DEVICE_LUKS1_UNUSABLE && isLUKS2(type)) {
+		log_err(_("Conflicting versions. Device %s is in LUKS1 reencryption."),
+			uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[0]));
+		goto out;
+	}
+
+	if (dev_st == DEVICE_LUKS2 && isLUKS1(type)) {
+		log_err(_("Conflicting versions. Device %s is LUKS2."),
+			uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[0]));
+		goto out;
+	}
+
+	if (dev_st == DEVICE_LUKS2_REENCRYPT && isLUKS1(type)) {
+		log_err(_("Conflicting versions. Device %s is in LUKS2 reencryption."),
+			uuid_or_device(ARG_STR(OPT_HEADER_ID) ?: action_argv[0]));
+		goto out;
+	}
+
+	if (dev_st == DEVICE_LUKS2_REENCRYPT && ARG_SET(OPT_INIT_ONLY_ID)) {
+		log_err(_("LUKS2 reencryption already initialized. Aborting operation."));
+		r = -EINVAL;
+		goto out;
+	}
+
+	if (ARG_SET(OPT_RESUME_ONLY_ID) &&
+	    (dev_st == DEVICE_LUKS2 || dev_st == DEVICE_LUKS1 || dev_st == DEVICE_NOT_LUKS)) {
+		log_err(_("Device reencryption not in progress."));
+		r = -EINVAL;
+		goto out;
+	}
+
+	if (ARG_SET(OPT_ENCRYPT_ID))
+		r = _encrypt(cd, type, dev_st, action_argc, action_argv);
+	else if (ARG_SET(OPT_DECRYPT_ID))
+		r = _decrypt(&cd, dev_st, action_argv[0]);
+	else
+		r = _reencrypt(cd, dev_st, action_argv[0]);
+
+out:
+	crypt_free(cd);
+	return r;
+}
diff --git a/src/utils_reencrypt_luks1.c b/src/utils_reencrypt_luks1.c
new file mode 100644
index 0000000..ae849c0
--- /dev/null
+++ b/src/utils_reencrypt_luks1.c
@@ -0,0 +1,1354 @@
+/*
+ * cryptsetup - LUKS1 utility for offline re-encryption
+ *
+ * Copyright (C) 2012-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2012-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <sys/ioctl.h>
+#include <linux/fs.h>
+#include <uuid/uuid.h>
+
+#include "cryptsetup.h"
+#include "cryptsetup_args.h"
+#include "utils_luks.h"
+
+#define NO_UUID "cafecafe-cafe-cafe-cafe-cafecafeeeee"
+
+extern int64_t data_shift;
+
+#define MAX_SLOT 8
+
+struct reenc_ctx {
+	char *device;
+	char *device_header;
+	char *device_uuid;
+	const char *type;
+	uint64_t device_size; /* overridden by parameter */
+	uint64_t device_size_new_real;
+	uint64_t device_size_org_real;
+	uint64_t device_offset;
+	uint64_t device_shift;
+	uint64_t data_offset;
+
+	bool stained;
+	bool in_progress;
+	enum { FORWARD = 0, BACKWARD = 1 } reencrypt_direction;
+	enum { REENCRYPT = 0, ENCRYPT = 1, DECRYPT = 2 } reencrypt_mode;
+
+	char header_file_org[PATH_MAX];
+	char header_file_new[PATH_MAX];
+	char log_file[PATH_MAX];
+
+	char crypt_path_org[PATH_MAX];
+	char crypt_path_new[PATH_MAX];
+	int log_fd;
+	char log_buf[SECTOR_SIZE];
+
+	struct {
+		char *password;
+		size_t passwordLen;
+	} p[MAX_SLOT];
+	int keyslot;
+
+	uint64_t resume_bytes;
+};
+
+char MAGIC[]   = {'L','U','K','S', 0xba, 0xbe};
+char NOMAGIC[] = {'L','U','K','S', 0xde, 0xad};
+int  MAGIC_L = 6;
+
+typedef enum {
+	MAKE_UNUSABLE,
+	MAKE_USABLE,
+	CHECK_UNUSABLE,
+	CHECK_OPEN,
+} header_magic;
+
+static void _quiet_log(int level, const char *msg, void *usrptr)
+{
+	if (!ARG_SET(OPT_DEBUG_ID))
+		return;
+	tool_log(level, msg, usrptr);
+}
+
+static int alignment(int fd)
+{
+	int alignment;
+
+	alignment = fpathconf(fd, _PC_REC_XFER_ALIGN);
+	if (alignment < 0)
+		alignment = 4096;
+	return alignment;
+}
+
+static size_t pagesize(void)
+{
+	long r = sysconf(_SC_PAGESIZE);
+	return r < 0 ? 4096 : (size_t)r;
+}
+
+static const char *hdr_device(const struct reenc_ctx *rc)
+{
+	return rc->device_header ?: rc->device;
+}
+
+/* Depends on the first two fields of LUKS1 header format, magic and version */
+static int device_check(struct reenc_ctx *rc, const char *device, header_magic set_magic, bool exclusive)
+{
+	char *buf = NULL;
+	int r, devfd;
+	ssize_t s;
+	uint16_t version;
+	size_t buf_size = pagesize();
+	struct stat st;
+
+	if (stat(device, &st)) {
+		log_err(_("Cannot open device %s."), device);
+		return -EINVAL;
+	}
+
+	/* coverity[toctou] */
+	devfd = open(device, O_RDWR | ((S_ISBLK(st.st_mode) && exclusive) ? O_EXCL : 0)); /* lgtm[cpp/toctou-race-condition] */
+	if (devfd == -1) {
+		if (errno == EBUSY) {
+			log_err(_("Cannot exclusively open %s, device in use."),
+				device);
+			return -EBUSY;
+		}
+		log_err(_("Cannot open device %s."), device);
+		return -EINVAL;
+	}
+
+	if (set_magic == CHECK_OPEN) {
+		r = 0;
+		goto out;
+	}
+
+	if (posix_memalign((void *)&buf, alignment(devfd), buf_size)) {
+		log_err(_("Allocation of aligned memory failed."));
+		r = -ENOMEM;
+		goto out;
+	}
+
+	s = read(devfd, buf, buf_size);
+	if (s < 0 || s != (ssize_t)buf_size) {
+		log_err(_("Cannot read device %s."), device);
+		r = -EIO;
+		goto out;
+	}
+
+	/* Be sure that we do not process new version of header */
+	memcpy((void*)&version, &buf[MAGIC_L], sizeof(uint16_t));
+	version = be16_to_cpu(version);
+
+	if (set_magic == MAKE_UNUSABLE && !memcmp(buf, MAGIC, MAGIC_L) &&
+	    version == 1) {
+		log_verbose(_("Marking LUKS1 device %s unusable."), device);
+		memcpy(buf, NOMAGIC, MAGIC_L);
+		r = 0;
+	} else if (set_magic == CHECK_UNUSABLE && version == 1) {
+		r = memcmp(buf, NOMAGIC, MAGIC_L) ? -EINVAL : 0;
+		if (rc && !r)
+			rc->device_uuid = strndup(&buf[0xa8], 40);
+		goto out;
+	} else
+		r = -EINVAL;
+
+	if (!r && version == 1) {
+		if (lseek(devfd, 0, SEEK_SET) == -1)
+			goto out;
+		s = write(devfd, buf, buf_size);
+		if (s < 0 || s != (ssize_t)buf_size || fsync(devfd) < 0) {
+			log_err(_("Cannot write device %s."), device);
+			r = -EIO;
+		}
+		if (rc && s > 0 && set_magic == MAKE_UNUSABLE)
+			rc->stained = true;
+	}
+	if (r)
+		log_dbg("LUKS signature check failed for %s.", device);
+out:
+	if (buf)
+		memset(buf, 0, buf_size);
+	free(buf);
+	close(devfd);
+	return r;
+}
+
+static int create_empty_header(const char *new_file)
+{
+	int fd, r = 0;
+
+	log_dbg("Creating empty file %s of size 4096.", new_file);
+
+	/* coverity[toctou] */
+	fd = open(new_file, O_CREAT|O_EXCL|O_WRONLY, S_IRUSR|S_IWUSR);
+	if (fd == -1 || posix_fallocate(fd, 0, 4096))
+		r = -EINVAL;
+	if (fd >= 0)
+		close(fd);
+
+	return r;
+}
+
+static int write_log(struct reenc_ctx *rc)
+{
+	ssize_t r;
+
+	memset(rc->log_buf, 0, SECTOR_SIZE);
+	if (snprintf(rc->log_buf, SECTOR_SIZE, "# LUKS reencryption log, DO NOT EDIT OR DELETE.\n"
+	    "version = %d\nUUID = %s\ndirection = %d\nmode = %d\n"
+	    "offset = %" PRIu64 "\nshift = %" PRIu64 "\n# EOF\n",
+	    2, rc->device_uuid, rc->reencrypt_direction, rc->reencrypt_mode,
+	    rc->device_offset, rc->device_shift) < 0)
+		return -EINVAL;
+
+	if (lseek(rc->log_fd, 0, SEEK_SET) == -1)
+		return -EIO;
+
+	r = write(rc->log_fd, rc->log_buf, SECTOR_SIZE);
+	if (r < 0 || r != SECTOR_SIZE) {
+		log_err(_("Cannot write reencryption log file."));
+		return -EIO;
+	}
+
+	return 0;
+}
+
+static int parse_line_log(struct reenc_ctx *rc, const char *line)
+{
+	uint64_t u64;
+	int i;
+	char s[64];
+
+	/* whole line is comment */
+	if (*line == '#')
+		return 0;
+
+	if (sscanf(line, "version = %d", &i) == 1) {
+		if (i < 1 || i > 2) {
+			log_dbg("Log: Unexpected version = %i", i);
+			return -EINVAL;
+		}
+	} else if (sscanf(line, "UUID = %40s", s) == 1) {
+		if (!rc->device_uuid || strcmp(rc->device_uuid, s)) {
+			log_dbg("Log: Unexpected UUID %s", s);
+			return -EINVAL;
+		}
+	} else if (sscanf(line, "direction = %d", &i) == 1) {
+		log_dbg("Log: direction = %i", i);
+		rc->reencrypt_direction = i;
+	} else if (sscanf(line, "offset = %" PRIu64, &u64) == 1) {
+		log_dbg("Log: offset = %" PRIu64, u64);
+		rc->device_offset = u64;
+	} else if (sscanf(line, "shift = %" PRIu64, &u64) == 1) {
+		log_dbg("Log: shift = %" PRIu64, u64);
+		rc->device_shift = u64;
+	} else if (sscanf(line, "mode = %d", &i) == 1) { /* added in v2 */
+		log_dbg("Log: mode = %i", i);
+		rc->reencrypt_mode = i;
+		if (rc->reencrypt_mode != REENCRYPT &&
+		    rc->reencrypt_mode != ENCRYPT &&
+		    rc->reencrypt_mode != DECRYPT)
+			return -EINVAL;
+	} else
+		return -EINVAL;
+
+	return 0;
+}
+
+static int parse_log(struct reenc_ctx *rc)
+{
+	char *start, *end;
+	ssize_t s;
+
+	s = read(rc->log_fd, rc->log_buf, SECTOR_SIZE);
+	if (s == -1) {
+		log_err(_("Cannot read reencryption log file."));
+		return -EIO;
+	}
+
+	rc->log_buf[SECTOR_SIZE - 1] = '\0';
+	start = rc->log_buf;
+	do {
+		end = strchr(start, '\n');
+		if (end) {
+			*end++ = '\0';
+			if (parse_line_log(rc, start)) {
+				log_err(_("Wrong log format."));
+				return -EINVAL;
+			}
+		}
+
+		start = end;
+	} while (start);
+
+	return 0;
+}
+
+static void close_log(struct reenc_ctx *rc)
+{
+	log_dbg("Closing LUKS reencryption log file %s.", rc->log_file);
+	if (rc->log_fd != -1)
+		close(rc->log_fd);
+}
+
+static int open_log(struct reenc_ctx *rc)
+{
+	int flags = ARG_SET(OPT_USE_FSYNC_ID) ? O_SYNC : 0;
+
+	rc->log_fd = open(rc->log_file, O_RDWR|O_EXCL|O_CREAT|flags, S_IRUSR|S_IWUSR);
+	if (rc->log_fd != -1) {
+		log_dbg("Created LUKS reencryption log file %s.", rc->log_file);
+		rc->stained = 0;
+	} else if (errno == EEXIST) {
+		log_std(_("Log file %s exists, resuming reencryption.\n"), rc->log_file);
+		rc->log_fd = open(rc->log_file, O_RDWR|flags);
+		rc->in_progress = true;
+	}
+
+	if (rc->log_fd == -1)
+		return -EINVAL;
+
+	if (!rc->in_progress && write_log(rc) < 0) {
+		close_log(rc);
+		return -EIO;
+	}
+
+	/* Be sure it is correct format */
+	return parse_log(rc);
+}
+
+static int activate_luks_headers(struct reenc_ctx *rc)
+{
+	struct crypt_device *cd = NULL, *cd_new = NULL;
+	const char *pwd_old, *pwd_new, pwd_empty[] = "";
+	size_t pwd_old_len, pwd_new_len;
+	int r;
+
+	log_dbg("Activating LUKS devices from headers.");
+
+	/* Never use real password for empty header processing */
+	if (rc->reencrypt_mode == REENCRYPT) {
+		pwd_old = rc->p[rc->keyslot].password;
+		pwd_old_len = rc->p[rc->keyslot].passwordLen;
+		pwd_new = pwd_old;
+		pwd_new_len = pwd_old_len;
+	} else if (rc->reencrypt_mode == DECRYPT) {
+		pwd_old = rc->p[rc->keyslot].password;
+		pwd_old_len = rc->p[rc->keyslot].passwordLen;
+		pwd_new = pwd_empty;
+		pwd_new_len = 0;
+	} else if (rc->reencrypt_mode == ENCRYPT) {
+		pwd_old = pwd_empty;
+		pwd_old_len = 0;
+		pwd_new = rc->p[rc->keyslot].password;
+		pwd_new_len = rc->p[rc->keyslot].passwordLen;
+	} else
+		return -EINVAL;
+
+	if ((r = crypt_init_data_device(&cd, rc->header_file_org, rc->device)) ||
+	    (r = crypt_load(cd, CRYPT_LUKS1, NULL)))
+		goto out;
+
+	log_verbose(_("Activating temporary device using old LUKS header."));
+	if ((r = crypt_activate_by_passphrase(cd, rc->header_file_org,
+		ARG_INT32(OPT_KEY_SLOT_ID), pwd_old, pwd_old_len,
+		CRYPT_ACTIVATE_READONLY|CRYPT_ACTIVATE_PRIVATE)) < 0)
+		goto out;
+
+	if ((r = crypt_init_data_device(&cd_new, rc->header_file_new, rc->device)) ||
+	    (r = crypt_load(cd_new, CRYPT_LUKS1, NULL)))
+		goto out;
+
+	log_verbose(_("Activating temporary device using new LUKS header."));
+	if ((r = crypt_activate_by_passphrase(cd_new, rc->header_file_new,
+		ARG_INT32(OPT_KEY_SLOT_ID), pwd_new, pwd_new_len,
+		CRYPT_ACTIVATE_SHARED|CRYPT_ACTIVATE_PRIVATE)) < 0)
+		goto out;
+	r = 0;
+out:
+	crypt_free(cd);
+	crypt_free(cd_new);
+	if (r < 0)
+		log_err(_("Activation of temporary devices failed."));
+	return r;
+}
+
+static int create_new_keyslot(struct reenc_ctx *rc, int keyslot,
+			      struct crypt_device *cd_old,
+			      struct crypt_device *cd_new)
+{
+	int r;
+	char *key = NULL;
+	size_t key_size;
+
+	if (cd_old && crypt_keyslot_status(cd_old, keyslot) == CRYPT_SLOT_UNBOUND) {
+		key_size = 4096;
+		key = crypt_safe_alloc(key_size);
+		if (!key)
+			return -ENOMEM;
+		r = crypt_volume_key_get(cd_old, keyslot, key, &key_size,
+			rc->p[keyslot].password, rc->p[keyslot].passwordLen);
+		if (r == keyslot) {
+			r = crypt_keyslot_add_by_key(cd_new, keyslot, key, key_size,
+				rc->p[keyslot].password, rc->p[keyslot].passwordLen,
+				CRYPT_VOLUME_KEY_NO_SEGMENT);
+		} else
+			r = -EINVAL;
+		crypt_safe_free(key);
+	} else
+		r = crypt_keyslot_add_by_volume_key(cd_new, keyslot, NULL, 0,
+			rc->p[keyslot].password, rc->p[keyslot].passwordLen);
+
+	return r;
+}
+
+static int create_new_header(struct reenc_ctx *rc, struct crypt_device *cd_old,
+			     const char *cipher, const char *cipher_mode,
+			     const char *uuid,
+			     const char *key, int key_size,
+			     uint64_t metadata_size,
+			     uint64_t keyslots_size,
+			     void *params)
+{
+	struct crypt_device *cd_new = NULL;
+	int i, r;
+
+	if ((r = crypt_init(&cd_new, rc->header_file_new)))
+		goto out;
+
+	if (ARG_SET(OPT_USE_RANDOM_ID))
+		crypt_set_rng_type(cd_new, CRYPT_RNG_RANDOM);
+	else if (ARG_SET(OPT_USE_URANDOM_ID))
+		crypt_set_rng_type(cd_new, CRYPT_RNG_URANDOM);
+
+	r = set_pbkdf_params(cd_new, CRYPT_LUKS1);
+	if (r) {
+		log_err(_("Failed to set pbkdf parameters."));
+		goto out;
+	}
+
+	r = crypt_set_data_offset(cd_new, rc->data_offset);
+	if (r) {
+		log_err(_("Failed to set data offset."));
+		goto out;
+	}
+
+	r = crypt_set_metadata_size(cd_new, metadata_size, keyslots_size);
+	if (r) {
+		log_err(_("Failed to set metadata size."));
+		goto out;
+	}
+
+	r = crypt_format(cd_new, CRYPT_LUKS1, cipher, cipher_mode, uuid, key, key_size, params);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+	log_verbose(_("New LUKS header for device %s created."), rc->device);
+
+	for (i = 0; i < crypt_keyslot_max(CRYPT_LUKS1); i++) {
+		if (!rc->p[i].password)
+			continue;
+
+		r = create_new_keyslot(rc, i, cd_old, cd_new);
+		check_signal(&r);
+		if (r < 0)
+			goto out;
+		tools_keyslot_msg(r, CREATED);
+		r = 0;
+	}
+out:
+	crypt_free(cd_new);
+	return r;
+}
+
+static int backup_luks_headers(struct reenc_ctx *rc)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_luks1 params = {0};
+	char cipher [MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
+	char *key = NULL;
+	size_t key_size;
+	uint64_t mdata_size = 0, keyslots_size = 0;
+	int r;
+
+	log_dbg("Creating LUKS header backup for device %s.", hdr_device(rc));
+
+	if ((r = crypt_init(&cd, hdr_device(rc))) ||
+	    (r = crypt_load(cd, CRYPT_LUKS1, NULL)))
+		goto out;
+
+	if ((r = crypt_header_backup(cd, CRYPT_LUKS1, rc->header_file_org)))
+		goto out;
+
+	log_verbose(_("%s header backup of device %s created."), "LUKS1", rc->device);
+
+	/* For decrypt, new header will be fake one, so we are done here. */
+	if (rc->reencrypt_mode == DECRYPT)
+		goto out;
+
+	rc->data_offset = crypt_get_data_offset(cd) + ROUND_SECTOR(ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID));
+
+	if ((r = create_empty_header(rc->header_file_new)))
+		goto out;
+
+	params.hash = ARG_STR(OPT_HASH_ID) ?: DEFAULT_LUKS1_HASH;
+	params.data_device = rc->device;
+
+	if (ARG_SET(OPT_CIPHER_ID)) {
+		r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID), cipher, NULL, cipher_mode);
+		if (r < 0) {
+			log_err(_("No known cipher specification pattern detected."));
+			goto out;
+		}
+	}
+
+	key_size = ARG_SET(OPT_KEY_SIZE_ID) ? ARG_UINT32(OPT_KEY_SIZE_ID) / 8 : (uint32_t)crypt_get_volume_key_size(cd);
+
+	if (ARG_SET(OPT_KEEP_KEY_ID)) {
+		log_dbg("Keeping key from old header.");
+		key_size = crypt_get_volume_key_size(cd);
+		key = crypt_safe_alloc(key_size);
+		if (!key) {
+			r = -ENOMEM;
+			goto out;
+		}
+		r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, key, &key_size,
+			rc->p[rc->keyslot].password, rc->p[rc->keyslot].passwordLen);
+	} else if (ARG_SET(OPT_VOLUME_KEY_FILE_ID)) {
+		log_dbg("Loading new key from file.");
+		r = tools_read_vk(ARG_STR(OPT_VOLUME_KEY_FILE_ID), &key, key_size);
+	}
+
+	if (r < 0)
+		goto out;
+
+	r = create_new_header(rc, cd,
+		ARG_SET(OPT_CIPHER_ID) ? cipher : crypt_get_cipher(cd),
+		ARG_SET(OPT_CIPHER_ID) ? cipher_mode : crypt_get_cipher_mode(cd),
+		crypt_get_uuid(cd),
+		key,
+		key_size,
+		mdata_size,
+		keyslots_size,
+		(void*)&params);
+
+out:
+	crypt_free(cd);
+	crypt_safe_free(key);
+	if (r)
+		log_err(_("Creation of LUKS backup headers failed."));
+	return r;
+}
+
+/* Create fake header for original device */
+static int backup_fake_header(struct reenc_ctx *rc)
+{
+	struct crypt_device *cd_new = NULL;
+	struct crypt_params_luks1 params = {0};
+	char cipher [MAX_CIPHER_LEN], cipher_mode[MAX_CIPHER_LEN];
+	const char *header_file_fake;
+	int r;
+
+	log_dbg("Creating fake (cipher_null) header for %s device.",
+		(rc->reencrypt_mode == DECRYPT) ? "new" : "original");
+
+	header_file_fake = (rc->reencrypt_mode == DECRYPT) ? rc->header_file_new : rc->header_file_org;
+
+	if (!ARG_SET(OPT_KEY_SIZE_ID))
+		ARG_SET_UINT32(OPT_KEY_SIZE_ID, DEFAULT_LUKS1_KEYBITS);
+
+	if (ARG_SET(OPT_CIPHER_ID)) {
+		r = crypt_parse_name_and_mode(ARG_STR(OPT_CIPHER_ID), cipher, NULL, cipher_mode);
+		if (r < 0) {
+			log_err(_("No known cipher specification pattern detected."));
+			goto out;
+		}
+	}
+
+	r = create_empty_header(header_file_fake);
+	if (r < 0)
+		return r;
+
+	params.hash = ARG_STR(OPT_HASH_ID) ?: DEFAULT_LUKS1_HASH;
+	params.data_alignment = 0;
+	params.data_device = rc->device;
+
+	r = crypt_init(&cd_new, header_file_fake);
+	if (r < 0)
+		return r;
+
+	r = crypt_format(cd_new, CRYPT_LUKS1, "cipher_null", "ecb",
+			 NO_UUID, NULL, ARG_UINT32(OPT_KEY_SIZE_ID) / 8, &params);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+
+	r = crypt_keyslot_add_by_volume_key(cd_new, rc->keyslot, NULL, 0,
+			rc->p[rc->keyslot].password, rc->p[rc->keyslot].passwordLen);
+	check_signal(&r);
+	if (r < 0)
+		goto out;
+
+	/* The real header is backup header created in backup_luks_headers() */
+	if (rc->reencrypt_mode == DECRYPT) {
+		r = 0;
+		goto out;
+	}
+
+	r = create_empty_header(rc->header_file_new);
+	if (r < 0)
+		goto out;
+
+	params.data_alignment = ROUND_SECTOR(ARG_UINT64(OPT_REDUCE_DEVICE_SIZE_ID));
+	r = create_new_header(rc, NULL,
+		ARG_SET(OPT_CIPHER_ID) ? cipher : DEFAULT_LUKS1_CIPHER,
+		ARG_SET(OPT_CIPHER_ID) ? cipher_mode : DEFAULT_LUKS1_MODE,
+		NULL, NULL,
+		ARG_UINT32(OPT_KEY_SIZE_ID) / 8,
+		0,
+		0,
+		(void*)&params);
+out:
+	crypt_free(cd_new);
+	return r;
+}
+
+static void remove_headers(struct reenc_ctx *rc)
+{
+	struct crypt_device *cd = NULL;
+
+	log_dbg("Removing headers.");
+
+	if (crypt_init(&cd, NULL))
+		return;
+	crypt_set_log_callback(cd, _quiet_log, NULL);
+	if (*rc->header_file_org)
+		(void)crypt_deactivate(cd, rc->header_file_org);
+	if (*rc->header_file_new)
+		(void)crypt_deactivate(cd, rc->header_file_new);
+	crypt_free(cd);
+}
+
+static int restore_luks_header(struct reenc_ctx *rc)
+{
+	struct stat st;
+	struct crypt_device *cd = NULL;
+	int fd, r;
+
+	log_dbg("Restoring header for %s from %s.", hdr_device(rc), rc->header_file_new);
+
+	/*
+	 * For new encryption and new detached header in file just move it.
+	 * For existing file try to ensure we have preallocated space for restore.
+	 */
+	if (ARG_SET(OPT_ENCRYPT_ID) && rc->device_header) {
+		r = stat(rc->device_header, &st);
+		if (r == -1) {
+			r = rename(rc->header_file_new, rc->device_header);
+			goto out;
+		} else if ((st.st_mode & S_IFMT) == S_IFREG &&
+			stat(rc->header_file_new, &st) != -1) {
+			/* coverity[toctou] */
+			fd = open(rc->device_header, O_WRONLY);
+			if (fd != -1) {
+				if (posix_fallocate(fd, 0, st.st_size)) {};
+				close(fd);
+			}
+		}
+	}
+
+	r = crypt_init(&cd, hdr_device(rc));
+	if (r == 0) {
+		r = crypt_header_restore(cd, CRYPT_LUKS1, rc->header_file_new);
+	}
+
+	crypt_free(cd);
+out:
+	if (r)
+		log_err(_("Cannot restore %s header on device %s."), "LUKS1", hdr_device(rc));
+	else {
+		log_verbose(_("%s header on device %s restored."), "LUKS1", hdr_device(rc));
+		rc->stained = false;
+	}
+	return r;
+}
+
+static ssize_t read_buf(int fd, void *buf, size_t count)
+{
+	size_t read_size = 0;
+	ssize_t s;
+
+	do {
+		/* This expects that partial read is aligned in buffer */
+		s = read(fd, buf, count - read_size);
+		if (s == -1 && errno != EINTR)
+			return s;
+		if (s == 0)
+			return (ssize_t)read_size;
+		if (s > 0) {
+			if (s != (ssize_t)count)
+				log_dbg("Partial read %zd / %zu.", s, count);
+			read_size += (size_t)s;
+			buf = (uint8_t*)buf + s;
+		}
+	} while (read_size != count);
+
+	return (ssize_t)count;
+}
+
+static int copy_data_forward(struct reenc_ctx *rc, int fd_old, int fd_new,
+			     size_t block_size, void *buf, uint64_t *bytes)
+{
+	ssize_t s1, s2;
+	int r = -EIO;
+	char *backing_file = NULL;
+	struct tools_progress_params prog_parms = {
+		.frequency = ARG_UINT32(OPT_PROGRESS_FREQUENCY_ID),
+		.batch_mode = ARG_SET(OPT_BATCH_MODE_ID),
+		.json_output = ARG_SET(OPT_PROGRESS_JSON_ID),
+		.interrupt_message = _("\nReencryption interrupted."),
+		.device = tools_get_device_name(rc->device, &backing_file)
+	};
+
+	log_dbg("Reencrypting in forward direction.");
+
+	if (lseek(fd_old, rc->device_offset, SEEK_SET) < 0 ||
+	    lseek(fd_new, rc->device_offset, SEEK_SET) < 0) {
+		log_err(_("Cannot seek to device offset."));
+		goto out;
+	}
+
+	rc->resume_bytes = *bytes = rc->device_offset;
+
+	tools_progress(rc->device_size, *bytes, &prog_parms);
+
+	if (write_log(rc) < 0)
+		goto out;
+
+	while (!quit && rc->device_offset < rc->device_size) {
+		if ((rc->device_size - rc->device_offset) < (uint64_t)block_size)
+			block_size = rc->device_size - rc->device_offset;
+		s1 = read_buf(fd_old, buf, block_size);
+		if (s1 < 0 || ((size_t)s1 != block_size &&
+		    (rc->device_offset + s1) != rc->device_size)) {
+			log_dbg("Read error, expecting %zu, got %zd.",
+				block_size, s1);
+			goto out;
+		}
+
+		/* If device_size is forced, never write more than limit */
+		if ((s1 + rc->device_offset) > rc->device_size)
+			s1 = rc->device_size - rc->device_offset;
+
+		s2 = write(fd_new, buf, s1);
+		if (s2 < 0) {
+			log_dbg("Write error, expecting %zu, got %zd.",
+				block_size, s2);
+			goto out;
+		}
+
+		rc->device_offset += s1;
+		if (ARG_SET(OPT_WRITE_LOG_ID) && write_log(rc) < 0)
+			goto out;
+
+		if (ARG_SET(OPT_USE_FSYNC_ID) && fsync(fd_new) < 0) {
+			log_dbg("Write error, fsync.");
+			goto out;
+		}
+
+		*bytes += (uint64_t)s2;
+
+		tools_progress(rc->device_size, *bytes, &prog_parms);
+	}
+
+	r = 0;
+out:
+	free(backing_file);
+	return quit ? -EAGAIN : r;
+}
+
+static int copy_data_backward(struct reenc_ctx *rc, int fd_old, int fd_new,
+			      size_t block_size, void *buf, uint64_t *bytes)
+{
+	ssize_t s1, s2, working_block;
+	off_t working_offset;
+	int r = -EIO;
+	char *backing_file = NULL;
+	struct tools_progress_params prog_parms = {
+		.frequency = ARG_UINT32(OPT_PROGRESS_FREQUENCY_ID),
+		.batch_mode = ARG_SET(OPT_BATCH_MODE_ID),
+		.json_output = ARG_SET(OPT_PROGRESS_JSON_ID),
+		.interrupt_message = _("\nReencryption interrupted."),
+		.device = tools_get_device_name(rc->device, &backing_file)
+	};
+
+	log_dbg("Reencrypting in backward direction.");
+
+	if (!rc->in_progress) {
+		rc->device_offset = rc->device_size;
+		rc->resume_bytes = 0;
+		*bytes = 0;
+	} else {
+		rc->resume_bytes = rc->device_size - rc->device_offset;
+		*bytes = rc->resume_bytes;
+	}
+
+	tools_progress(rc->device_size, *bytes, &prog_parms);
+
+	if (write_log(rc) < 0)
+		goto out;
+
+	/* dirty the device during ENCRYPT mode */
+	rc->stained = true;
+
+	while (!quit && rc->device_offset) {
+		if (rc->device_offset < block_size) {
+			working_offset = 0;
+			working_block = rc->device_offset;
+		} else {
+			working_offset = rc->device_offset - block_size;
+			working_block = block_size;
+		}
+
+		if (lseek(fd_old, working_offset, SEEK_SET) < 0 ||
+		    lseek(fd_new, working_offset, SEEK_SET) < 0) {
+			log_err(_("Cannot seek to device offset."));
+			goto out;
+		}
+
+		s1 = read_buf(fd_old, buf, working_block);
+		if (s1 < 0 || (s1 != working_block)) {
+			log_dbg("Read error, expecting %zu, got %zd.",
+				block_size, s1);
+			goto out;
+		}
+
+		s2 = write(fd_new, buf, working_block);
+		if (s2 < 0) {
+			log_dbg("Write error, expecting %zu, got %zd.",
+				block_size, s2);
+			goto out;
+		}
+
+		rc->device_offset -= s1;
+		if (ARG_SET(OPT_WRITE_LOG_ID) && write_log(rc) < 0)
+			goto out;
+
+		if (ARG_SET(OPT_USE_FSYNC_ID) && fsync(fd_new) < 0) {
+			log_dbg("Write error, fsync.");
+			goto out;
+		}
+
+		*bytes += (uint64_t)s2;
+
+		tools_progress(rc->device_size, *bytes, &prog_parms);
+	}
+
+	r = 0;
+out:
+	free(backing_file);
+	return quit ? -EAGAIN : r;
+}
+
+static void zero_rest_of_device(int fd, size_t block_size, void *buf,
+				uint64_t *bytes, uint64_t offset)
+{
+	ssize_t s1, s2;
+
+	log_dbg("Zeroing rest of device.");
+
+	if (lseek(fd, offset, SEEK_SET) < 0) {
+		log_dbg("Cannot seek to device offset.");
+		return;
+	}
+
+	memset(buf, 0, block_size);
+	s1 = block_size;
+
+	while (!quit && *bytes) {
+		if (*bytes < (uint64_t)s1)
+			s1 = *bytes;
+
+		s2 = write(fd, buf, s1);
+		if (s2 != s1) {
+			log_dbg("Write error, expecting %zd, got %zd.",
+				s1, s2);
+			return;
+		}
+
+		if (ARG_SET(OPT_USE_FSYNC_ID) && fsync(fd) < 0) {
+			log_dbg("Write error, fsync.");
+			return;
+		}
+
+		*bytes -= s2;
+	}
+}
+
+static int copy_data(struct reenc_ctx *rc)
+{
+	size_t block_size = ARG_UINT32(OPT_BLOCK_SIZE_ID) * 1024 * 1024;
+	int fd_old = -1, fd_new = -1;
+	int r = -EINVAL;
+	void *buf = NULL;
+	uint64_t bytes = 0;
+
+	log_dbg("Data copy preparation.");
+
+	fd_old = open(rc->crypt_path_org, O_RDONLY | (ARG_SET(OPT_USE_DIRECTIO_ID) ? O_DIRECT : 0));
+	if (fd_old == -1) {
+		log_err(_("Cannot open temporary LUKS device."));
+		goto out;
+	}
+
+	fd_new = open(rc->crypt_path_new, O_WRONLY | (ARG_SET(OPT_USE_DIRECTIO_ID) ? O_DIRECT : 0));
+	if (fd_new == -1) {
+		log_err(_("Cannot open temporary LUKS device."));
+		goto out;
+	}
+
+	if (ioctl(fd_old, BLKGETSIZE64, &rc->device_size_org_real) < 0) {
+		log_err(_("Cannot get device size."));
+		goto out;
+	}
+
+	if (ioctl(fd_new, BLKGETSIZE64, &rc->device_size_new_real) < 0) {
+		log_err(_("Cannot get device size."));
+		goto out;
+	}
+
+	if (ARG_SET(OPT_DEVICE_SIZE_ID))
+		rc->device_size = ARG_UINT64(OPT_DEVICE_SIZE_ID);
+	else if (rc->reencrypt_mode == DECRYPT)
+		rc->device_size = rc->device_size_org_real;
+	else
+		rc->device_size = rc->device_size_new_real;
+
+	if (posix_memalign((void *)&buf, alignment(fd_new), block_size)) {
+		log_err(_("Allocation of aligned memory failed."));
+		r = -ENOMEM;
+		goto out;
+	}
+
+	set_int_handler(0);
+
+	if (rc->reencrypt_direction == FORWARD)
+		r = copy_data_forward(rc, fd_old, fd_new, block_size, buf, &bytes);
+	else
+		r = copy_data_backward(rc, fd_old, fd_new, block_size, buf, &bytes);
+
+	/* Zero (wipe) rest of now plain-only device when decrypting.
+	 * (To not leave any sign of encryption here.) */
+	if (!r && rc->reencrypt_mode == DECRYPT &&
+	    rc->device_size_new_real > rc->device_size_org_real) {
+		bytes = rc->device_size_new_real - rc->device_size_org_real;
+		zero_rest_of_device(fd_new, block_size, buf, &bytes, rc->device_size_org_real);
+	}
+
+	set_int_block(1);
+
+	if (r < 0 && r != -EAGAIN)
+		log_err(_("IO error during reencryption."));
+
+	(void)write_log(rc);
+out:
+	if (fd_old != -1)
+		close(fd_old);
+	if (fd_new != -1)
+		close(fd_new);
+	free(buf);
+	return r;
+}
+
+static int initialize_uuid(struct reenc_ctx *rc)
+{
+	struct crypt_device *cd = NULL;
+	int r;
+	uuid_t device_uuid;
+
+	log_dbg("Initialising UUID.");
+
+	if (ARG_SET(OPT_ENCRYPT_ID)) {
+		rc->device_uuid = strdup(NO_UUID);
+		return 0;
+	}
+
+	if (ARG_SET(OPT_DECRYPT_ID) && ARG_SET(OPT_UUID_ID)) {
+		r = uuid_parse(ARG_STR(OPT_UUID_ID), device_uuid);
+		if (!r)
+			rc->device_uuid = strdup(ARG_STR(OPT_UUID_ID));
+		else
+			log_err(_("Provided UUID is invalid."));
+
+		return r;
+	}
+
+	/* Try to load LUKS from device */
+	if ((r = crypt_init(&cd, hdr_device(rc))))
+		return r;
+	crypt_set_log_callback(cd, _quiet_log, NULL);
+	r = crypt_load(cd, CRYPT_LUKS1, NULL);
+	if (!r)
+		rc->device_uuid = strdup(crypt_get_uuid(cd));
+	else
+		/* Reencryption already in progress - magic header? */
+		r = device_check(rc, hdr_device(rc), CHECK_UNUSABLE, true);
+
+	crypt_free(cd);
+	return r;
+}
+
+static int init_passphrase1(struct reenc_ctx *rc, struct crypt_device *cd,
+			    const char *msg, int slot_to_check, int check, int verify)
+{
+	crypt_keyslot_info ki;
+	char *password;
+	int r = -EINVAL, retry_count;
+	size_t passwordLen;
+
+	/* mode ENCRYPT call this without header */
+	if (cd && slot_to_check != CRYPT_ANY_SLOT) {
+		ki = crypt_keyslot_status(cd, slot_to_check);
+		if (ki < CRYPT_SLOT_ACTIVE)
+			return -ENOENT;
+	} else
+		ki = CRYPT_SLOT_ACTIVE;
+
+	retry_count = ARG_UINT32(OPT_TRIES_ID) ?: 1;
+	while (retry_count--) {
+		r = tools_get_key(msg,  &password, &passwordLen, 0, 0,
+				  NULL /*opt_key_file*/, 0, verify, 0 /*pwquality*/, cd);
+		if (r < 0)
+			return r;
+		if (quit) {
+			crypt_safe_free(password);
+			password = NULL;
+			passwordLen = 0;
+			return -EAGAIN;
+		}
+
+		if (check)
+			r = crypt_activate_by_passphrase(cd, NULL, slot_to_check,
+				password, passwordLen, CRYPT_ACTIVATE_ALLOW_UNBOUND_KEY);
+		else
+			r = (slot_to_check == CRYPT_ANY_SLOT) ? 0 : slot_to_check;
+
+		if (r < 0) {
+			crypt_safe_free(password);
+			password = NULL;
+			passwordLen = 0;
+		}
+		if (r < 0 && r != -EPERM)
+			return r;
+
+		if (r >= 0) {
+			tools_keyslot_msg(r, UNLOCKED);
+			rc->p[r].password = password;
+			rc->p[r].passwordLen = passwordLen;
+			if (ki != CRYPT_SLOT_UNBOUND)
+				rc->keyslot = r;
+			break;
+		}
+		tools_passphrase_msg(r);
+	}
+
+	password = NULL;
+	passwordLen = 0;
+
+	return r;
+}
+
+static int init_keyfile(struct reenc_ctx *rc, struct crypt_device *cd, int slot_check)
+{
+	char *password;
+	int r;
+	size_t passwordLen;
+
+	r = tools_get_key(NULL, &password, &passwordLen, ARG_UINT64(OPT_KEYFILE_OFFSET_ID),
+			  ARG_UINT32(OPT_KEYFILE_SIZE_ID), ARG_STR(OPT_KEY_FILE_ID), 0, 0, 0, cd);
+	if (r < 0)
+		return r;
+
+	/* mode ENCRYPT call this without header */
+	if (cd) {
+		r = crypt_activate_by_passphrase(cd, NULL, slot_check, password,
+						 passwordLen, 0);
+
+		/*
+		 * Allow keyslot only if it is last slot or if user explicitly
+		 * specify which slot to use (IOW others will be disabled).
+		 */
+		if (r >= 0 && ARG_INT32(OPT_KEY_SLOT_ID) == CRYPT_ANY_SLOT &&
+		    crypt_keyslot_status(cd, r) != CRYPT_SLOT_ACTIVE_LAST) {
+			log_err(_("Key file can be used only with --key-slot or with "
+				  "exactly one key slot active."));
+			r = -EINVAL;
+		}
+	} else {
+		r = slot_check == CRYPT_ANY_SLOT ? 0 : slot_check;
+	}
+
+	if (r < 0) {
+		crypt_safe_free(password);
+		tools_passphrase_msg(r);
+	} else {
+		rc->keyslot = r;
+		rc->p[r].password = password;
+		rc->p[r].passwordLen = passwordLen;
+	}
+
+	password = NULL;
+	passwordLen = 0;
+
+	return r;
+}
+
+static int initialize_passphrase(struct reenc_ctx *rc, const char *device)
+{
+	struct crypt_device *cd = NULL;
+	char msg[256];
+	int i, r;
+
+	log_dbg("Passphrases initialization.");
+
+	if (rc->reencrypt_mode == ENCRYPT && !rc->in_progress) {
+		if (ARG_SET(OPT_KEY_FILE_ID))
+			r = init_keyfile(rc, NULL, ARG_INT32(OPT_KEY_SLOT_ID));
+		else
+			r = init_passphrase1(rc, NULL, _("Enter new passphrase: "), ARG_INT32(OPT_KEY_SLOT_ID), 0, 1);
+		return r > 0 ? 0 : r;
+	}
+
+	if ((r = crypt_init_data_device(&cd, device, rc->device)) ||
+	    (r = crypt_load(cd, CRYPT_LUKS1, NULL))) {
+		crypt_free(cd);
+		return r;
+	}
+
+	if (ARG_INT32(OPT_KEY_SLOT_ID) != CRYPT_ANY_SLOT)
+		snprintf(msg, sizeof(msg),
+			 _("Enter passphrase for key slot %d: "), ARG_INT32(OPT_KEY_SLOT_ID));
+	else
+		snprintf(msg, sizeof(msg), _("Enter any existing passphrase: "));
+
+	if (ARG_SET(OPT_KEY_FILE_ID)) {
+		r = init_keyfile(rc, cd, ARG_INT32(OPT_KEY_SLOT_ID));
+	} else if (rc->in_progress ||
+		   ARG_INT32(OPT_KEY_SLOT_ID) != CRYPT_ANY_SLOT ||
+		   rc->reencrypt_mode == DECRYPT) {
+		r = init_passphrase1(rc, cd, msg, ARG_INT32(OPT_KEY_SLOT_ID), 1, 0);
+	} else for (i = 0; i < crypt_keyslot_max(CRYPT_LUKS1); i++) {
+		snprintf(msg, sizeof(msg), _("Enter passphrase for key slot %d: "), i);
+		r = init_passphrase1(rc, cd, msg, i, 1, 0);
+		if (r == -ENOENT) {
+			r = 0;
+			continue;
+		}
+		if (r < 0)
+			break;
+	}
+
+	crypt_free(cd);
+	return r > 0 ? 0 : r;
+}
+
+static int initialize_context(struct reenc_ctx *rc, const char *device)
+{
+	log_dbg("Initialising reencryption context.");
+
+	memset(rc, 0, sizeof(*rc));
+
+	rc->in_progress = false;
+	rc->stained = true;
+	rc->log_fd = -1;
+
+	if (!(rc->device = strndup(device, PATH_MAX)))
+		return -ENOMEM;
+
+	if (ARG_SET(OPT_HEADER_ID) && !(rc->device_header = strndup(ARG_STR(OPT_HEADER_ID), PATH_MAX)))
+		return -ENOMEM;
+
+	if (device_check(rc, rc->device, CHECK_OPEN, true) < 0)
+		return -EINVAL;
+
+	if (initialize_uuid(rc)) {
+		log_err(_("Device %s is not a valid LUKS device."), device);
+		return -EINVAL;
+	}
+
+	if (ARG_INT32(OPT_KEY_SLOT_ID) != CRYPT_ANY_SLOT &&
+	    ARG_INT32(OPT_KEY_SLOT_ID) >= crypt_keyslot_max(CRYPT_LUKS1)) {
+		log_err(_("Key slot is invalid."));
+		return -EINVAL;
+	}
+
+	/* Prepare device names */
+	if (snprintf(rc->log_file, PATH_MAX,
+		     "LUKS-%s.log", rc->device_uuid) < 0)
+		return -ENOMEM;
+	if (snprintf(rc->header_file_org, PATH_MAX,
+		     "LUKS-%s.org", rc->device_uuid) < 0)
+		return -ENOMEM;
+	if (snprintf(rc->header_file_new, PATH_MAX,
+		     "LUKS-%s.new", rc->device_uuid) < 0)
+		return -ENOMEM;
+
+	/* Paths to encrypted devices */
+	if (snprintf(rc->crypt_path_org, PATH_MAX,
+		     "%s/%s", crypt_get_dir(), rc->header_file_org) < 0)
+		return -ENOMEM;
+	if (snprintf(rc->crypt_path_new, PATH_MAX,
+		     "%s/%s", crypt_get_dir(), rc->header_file_new) < 0)
+		return -ENOMEM;
+
+	remove_headers(rc);
+
+	if (open_log(rc) < 0) {
+		log_err(_("Cannot open reencryption log file."));
+		return -EINVAL;
+	}
+
+	if (!rc->in_progress) {
+		if (ARG_SET(OPT_UUID_ID)) {
+			log_err(_("No decryption in progress, provided UUID can "
+			"be used only to resume suspended decryption process."));
+			return -EINVAL;
+		}
+
+		if (!ARG_SET(OPT_REDUCE_DEVICE_SIZE_ID))
+			rc->reencrypt_direction = FORWARD;
+		else {
+			rc->reencrypt_direction = BACKWARD;
+			rc->device_offset = (uint64_t)~0;
+		}
+
+		if (ARG_SET(OPT_ENCRYPT_ID))
+			rc->reencrypt_mode = ENCRYPT;
+		else if (ARG_SET(OPT_DECRYPT_ID))
+			rc->reencrypt_mode = DECRYPT;
+		else
+			rc->reencrypt_mode = REENCRYPT;
+	}
+
+	return 0;
+}
+
+static void destroy_context(struct reenc_ctx *rc)
+{
+	int i;
+
+	log_dbg("Destroying reencryption context.");
+
+	close_log(rc);
+	remove_headers(rc);
+
+	if (!rc->stained) {
+		unlink(rc->log_file);
+		unlink(rc->header_file_org);
+		unlink(rc->header_file_new);
+	}
+
+	for (i = 0; i < MAX_SLOT; i++)
+		crypt_safe_free(rc->p[i].password);
+
+	free(rc->device);
+	free(rc->device_header);
+	free(rc->device_uuid);
+}
+
+int reencrypt_luks1(const char *device)
+{
+	int r = -EINVAL;
+	struct reenc_ctx *rc;
+
+	rc = malloc(sizeof(*rc));
+	if (!rc)
+		return -ENOMEM;
+
+	if (!ARG_SET(OPT_BATCH_MODE_ID))
+		log_verbose(_("Reencryption will change: %s%s%s%s%s%s."),
+			ARG_SET(OPT_KEEP_KEY_ID) ? "" :  _("volume key"),
+			(!ARG_SET(OPT_KEEP_KEY_ID) && ARG_SET(OPT_HASH_ID)) ? ", " : "",
+			ARG_SET(OPT_HASH_ID) ? _("set hash to ") : "", ARG_STR(OPT_HASH_ID) ?: "",
+			ARG_SET(OPT_CIPHER_ID) ? _(", set cipher to "): "", ARG_STR(OPT_CIPHER_ID) ?: "");
+	/* FIXME: block all non pbkdf2 pkdfs */
+
+	set_int_handler(0);
+
+	if (initialize_context(rc, device))
+		goto out;
+
+	log_dbg("Running reencryption.");
+
+	if (!rc->in_progress) {
+		if ((r = initialize_passphrase(rc, hdr_device(rc))))
+			goto out;
+
+		log_dbg("Storing backup of LUKS headers.");
+		if (rc->reencrypt_mode == ENCRYPT) {
+			/* Create fake header for existing device */
+			if ((r = backup_fake_header(rc)))
+				goto out;
+		} else {
+			if ((r = backup_luks_headers(rc)))
+				goto out;
+			/* Create fake header for decrypted device */
+			if (rc->reencrypt_mode == DECRYPT &&
+			    (r = backup_fake_header(rc)))
+				goto out;
+			if ((r = device_check(rc, hdr_device(rc), MAKE_UNUSABLE, true)))
+				goto out;
+		}
+	} else {
+		if ((r = initialize_passphrase(rc, ARG_SET(OPT_DECRYPT_ID) ? rc->header_file_org : rc->header_file_new)))
+			goto out;
+	}
+
+	if (!ARG_SET(OPT_KEEP_KEY_ID)) {
+		log_dbg("Running data area reencryption.");
+		if ((r = activate_luks_headers(rc)))
+			goto out;
+
+		if ((r = copy_data(rc)))
+			goto out;
+	} else
+		log_dbg("Keeping existing key, skipping data area reencryption.");
+
+	// FIXME: fix error path above to not skip this
+	if (rc->reencrypt_mode != DECRYPT)
+		r = restore_luks_header(rc);
+	else
+		rc->stained = false;
+out:
+	destroy_context(rc);
+	free(rc);
+
+	return r;
+}
+
+int reencrypt_luks1_in_progress(const char *device)
+{
+	struct stat st;
+
+	if (stat(device, &st) || (size_t)st.st_size < pagesize())
+		return -EINVAL;
+
+	return device_check(NULL, device, CHECK_UNUSABLE, false);
+}
diff --git a/src/utils_tools.c b/src/utils_tools.c
new file mode 100644
index 0000000..a0e2ebc
--- /dev/null
+++ b/src/utils_tools.c
@@ -0,0 +1,468 @@
+/*
+ * cryptsetup - setup cryptographic volumes for dm-crypt
+ *
+ * Copyright (C) 2004 Jana Saout <jana@saout.de>
+ * Copyright (C) 2004-2007 Clemens Fruhwirth <clemens@endorphin.org>
+ * Copyright (C) 2009-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2009-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "cryptsetup.h"
+#include <signal.h>
+
+/* interrupt handling */
+volatile int quit = 0;
+static int signals_blocked = 0;
+
+static void int_handler(int sig __attribute__((__unused__)))
+{
+	quit++;
+}
+
+int tools_signals_blocked(void)
+{
+	return signals_blocked;
+}
+
+void set_int_block(int block)
+{
+	sigset_t signals_open;
+
+	log_dbg("%slocking interruption on signal.", block ? "B" : "Unb");
+
+	sigemptyset(&signals_open);
+	sigaddset(&signals_open, SIGINT);
+	sigaddset(&signals_open, SIGTERM);
+	sigprocmask(block ? SIG_SETMASK : SIG_UNBLOCK, &signals_open, NULL);
+	signals_blocked = block;
+	quit = 0;
+}
+
+void set_int_handler(int block)
+{
+	struct sigaction sigaction_open;
+
+	log_dbg("Installing SIGINT/SIGTERM handler.");
+	memset(&sigaction_open, 0, sizeof(struct sigaction));
+	sigaction_open.sa_handler = int_handler;
+	sigaction(SIGINT, &sigaction_open, 0);
+	sigaction(SIGTERM, &sigaction_open, 0);
+	set_int_block(block);
+}
+
+void check_signal(int *r)
+{
+	if (quit && !*r)
+		*r = -EINTR;
+}
+
+void tool_log(int level, const char *msg, void *usrptr)
+{
+	struct tools_log_params *params = (struct tools_log_params *)usrptr;
+
+	switch (level) {
+
+	case CRYPT_LOG_NORMAL:
+		fprintf(stdout, "%s", msg);
+		break;
+	case CRYPT_LOG_VERBOSE:
+		if (params && params->verbose)
+			fprintf(stdout, "%s", msg);
+		break;
+	case CRYPT_LOG_ERROR:
+		fprintf(stderr, "%s", msg);
+		break;
+	case CRYPT_LOG_DEBUG_JSON:
+	case CRYPT_LOG_DEBUG:
+		if (params && params->debug)
+			fprintf(stdout, "# %s", msg);
+		break;
+	}
+}
+
+void quiet_log(int level, const char *msg, void *usrptr)
+{
+	struct tools_log_params *params = (struct tools_log_params *)usrptr;
+
+	if ((!params || !params->verbose) && (level == CRYPT_LOG_ERROR || level == CRYPT_LOG_NORMAL))
+		return;
+	tool_log(level, msg, usrptr);
+}
+
+static int _dialog(const char *msg, void *usrptr, int default_answer)
+{
+	const char *fail_msg = (const char *)usrptr;
+	char *answer = NULL;
+	size_t size = 0;
+	int r = default_answer, block;
+
+	block = tools_signals_blocked();
+	if (block)
+		set_int_block(0);
+
+	if (isatty(STDIN_FILENO)) {
+		log_std(_("\nWARNING!\n========\n"));
+		/* TRANSLATORS: User must type "YES" (in capital letters), do not translate this word. */
+		log_std(_("%s\n\nAre you sure? (Type 'yes' in capital letters): "), msg);
+		fflush(stdout);
+		if(getline(&answer, &size, stdin) == -1) {
+			r = 0;
+			/* Aborted by signal */
+			if (!quit)
+				log_err(_("Error reading response from terminal."));
+			else
+				log_dbg("Query interrupted on signal.");
+		} else {
+			r = !strcmp(answer, "YES\n");
+			if (!r && fail_msg)
+				log_err("%s", fail_msg);
+		}
+	}
+
+	if (block && !quit)
+		set_int_block(1);
+
+	free(answer);
+	return r;
+}
+
+int yesDialog(const char *msg, void *usrptr)
+{
+	return _dialog(msg, usrptr, 1);
+}
+
+int noDialog(const char *msg, void *usrptr)
+{
+	return _dialog(msg, usrptr, 0);
+}
+
+void show_status(int errcode)
+{
+	char *crypt_error;
+
+	if (!errcode) {
+		log_verbose(_("Command successful."));
+		return;
+	}
+
+	if (errcode < 0)
+		errcode = translate_errno(errcode);
+
+	if (errcode == 1)
+		crypt_error = _("wrong or missing parameters");
+	else if (errcode == 2)
+		crypt_error = _("no permission or bad passphrase");
+	else if (errcode == 3)
+		crypt_error = _("out of memory");
+	else if (errcode == 4)
+		crypt_error = _("wrong device or file specified");
+	else if (errcode == 5)
+		crypt_error = _("device already exists or device is busy");
+	else
+		crypt_error = _("unknown error");
+
+	log_verbose(_("Command failed with code %i (%s)."), -errcode, crypt_error);
+}
+
+const char *uuid_or_device(const char *spec)
+{
+	static char device[PATH_MAX];
+	char s, *ptr;
+	int i = 0, uuid_len = 5;
+
+	/* Check if it is correct UUID=<LUKS_UUID> format */
+	if (spec && !strncmp(spec, "UUID=", uuid_len)) {
+		strcpy(device, "/dev/disk/by-uuid/");
+		ptr = &device[strlen(device)];
+		i = uuid_len;
+		while ((s = spec[i++]) && i < (PATH_MAX - 13)) {
+			if (!isxdigit(s) && s != '-')
+				return spec; /* Bail it out */
+			if (isalpha(s))
+				s = tolower(s);
+			*ptr++ = s;
+		}
+		*ptr = '\0';
+		return device;
+	}
+
+	return spec;
+}
+
+__attribute__ ((noreturn)) void usage(poptContext popt_context,
+					     int exitcode, const char *error,
+					     const char *more)
+{
+	poptPrintUsage(popt_context, stderr, 0);
+	if (error)
+		log_err("%s: %s", more, error);
+	tools_cleanup();
+	poptFreeContext(popt_context);
+	exit(exitcode);
+}
+
+void dbg_version_and_cmd(int argc, const char **argv)
+{
+	int i;
+
+	log_std("# %s %s processing \"", PACKAGE_NAME, PACKAGE_VERSION);
+	for (i = 0; i < argc; i++) {
+		if (i)
+			log_std(" ");
+		log_std("%s", argv[i]);
+	}
+	log_std("\"\n");
+}
+
+/* Translate exit code to simple codes */
+int translate_errno(int r)
+{
+	switch (r) {
+	case 0: 	r = EXIT_SUCCESS; break;
+	case -EEXIST:
+	case -EBUSY:	r = 5; break;
+	case -ENOTBLK:
+	case -ENODEV:	r = 4; break;
+	case -ENOMEM:	r = 3; break;
+	case -EPERM:	r = 2; break;
+	case -EINVAL:
+	case -ENOENT:
+	case -ENOSYS:
+	default:	r = EXIT_FAILURE;
+	}
+	return r;
+}
+
+void tools_keyslot_msg(int keyslot, crypt_object_op op)
+{
+	if (keyslot < 0)
+		return;
+
+	if (op == CREATED)
+		log_verbose(_("Key slot %i created."), keyslot);
+	else if (op == UNLOCKED)
+		log_verbose(_("Key slot %i unlocked."), keyslot);
+	else if (op == REMOVED)
+		log_verbose(_("Key slot %i removed."), keyslot);
+}
+
+void tools_token_msg(int token, crypt_object_op op)
+{
+	if (token < 0)
+		return;
+
+	if (op == CREATED)
+		log_verbose(_("Token %i created."), token);
+	else if (op == REMOVED)
+		log_verbose(_("Token %i removed."), token);
+}
+
+void tools_token_error_msg(int error, const char *type, int token, bool pin_provided)
+{
+	if (error >= 0)
+		return;
+
+	if (error == -ENOANO) {
+		if (pin_provided)
+			log_verbose(_("No token could be unlocked with this PIN."));
+		else if (token != CRYPT_ANY_TOKEN)
+			log_verbose(_("Token %i requires PIN."), token);
+		else if (type)
+			log_verbose(_("Token (type %s) requires PIN."), type);
+	} else if (error == -EPERM) {
+		if (token != CRYPT_ANY_TOKEN)
+			log_verbose(_("Token %i cannot unlock assigned keyslot(s) (wrong keyslot passphrase)."), token);
+		else if (type)
+			log_verbose(_("Token (type %s) cannot unlock assigned keyslot(s) (wrong keyslot passphrase)."), type);
+	} if (error == -EAGAIN) {
+		if (token != CRYPT_ANY_TOKEN)
+			log_verbose(_("Token %i requires additional missing resource."), token);
+		else if (type)
+			log_verbose(_("Token (type %s) requires additional missing resource."), type);
+	} if (error == -ENOENT) {
+		if (type)
+			log_verbose(_("No usable token (type %s) is available."), type);
+		else
+			log_verbose(_("No usable token is available."));
+	}
+}
+
+/*
+ * Device size string parsing, suffixes:
+ * s|S - 512 bytes sectors
+ * k  |K  |m  |M  |g  |G  |t  |T   - 1024 base
+ * kiB|KiB|miB|MiB|giB|GiB|tiB|TiB - 1024 base
+ * kb |KB |mM |MB |gB |GB |tB |TB  - 1000 base
+ */
+int tools_string_to_size(const char *s, uint64_t *size)
+{
+	char *endp = NULL;
+	size_t len;
+	uint64_t mult_base, mult, tmp;
+
+	*size = strtoull(s, &endp, 10);
+	if (!isdigit(s[0]) ||
+	    (errno == ERANGE && *size == ULLONG_MAX) ||
+	    (errno != 0 && *size == 0))
+		return -EINVAL;
+
+	if (!endp || !*endp)
+		return 0;
+
+	len = strlen(endp);
+	/* Allow "B" and "iB" suffixes */
+	if (len > 3 ||
+	   (len == 3 && (endp[1] != 'i' || endp[2] != 'B')) ||
+	   (len == 2 && endp[1] != 'B'))
+		return -EINVAL;
+
+	if (len == 1 || len == 3)
+		mult_base = 1024;
+	else
+		mult_base = 1000;
+
+	mult = 1;
+	switch (endp[0]) {
+	case 's':
+	case 'S': mult = 512;
+		break;
+	case 't':
+	case 'T': mult *= mult_base;
+		 /* Fall through */
+	case 'g':
+	case 'G': mult *= mult_base;
+		 /* Fall through */
+	case 'm':
+	case 'M': mult *= mult_base;
+		 /* Fall through */
+	case 'k':
+	case 'K': mult *= mult_base;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	tmp = *size * mult;
+	if (*size && (tmp / *size) != mult) {
+		log_dbg("Device size overflow.");
+		return -EINVAL;
+	}
+
+	*size = tmp;
+	return 0;
+}
+
+/*
+ * Keyfile - is standard input treated as a binary file (no EOL handling).
+ */
+int tools_is_stdin(const char *key_file)
+{
+	if (!key_file)
+		return 1;
+
+	return strcmp(key_file, "-") ? 0 : 1;
+}
+
+int tools_read_vk(const char *file, char **key, int keysize)
+{
+	int fd = -1, r = -EINVAL;
+
+	if (keysize <= 0 || !key)
+		return -EINVAL;
+
+	*key = crypt_safe_alloc(keysize);
+	if (!*key)
+		return -ENOMEM;
+
+	fd = open(file, O_RDONLY);
+	if (fd == -1) {
+		log_err(_("Cannot read keyfile %s."), file);
+		goto out;
+	}
+
+	if (read_buffer(fd, *key, keysize) != keysize) {
+		log_err(_("Cannot read %d bytes from keyfile %s."), keysize, file);
+		goto out;
+	}
+	r = 0;
+out:
+	if (fd != -1)
+		close(fd);
+
+	if (r) {
+		crypt_safe_free(*key);
+		*key = NULL;
+	}
+
+	return r;
+}
+
+int tools_write_mk(const char *file, const char *key, int keysize)
+{
+	int fd, r = -EINVAL;
+
+	if (keysize <= 0 || !key)
+		return -EINVAL;
+
+	fd = open(file, O_CREAT|O_EXCL|O_WRONLY, S_IRUSR);
+	if (fd < 0) {
+		log_err(_("Cannot open keyfile %s for write."), file);
+		return r;
+	}
+
+	if (write_buffer(fd, key, keysize) == keysize)
+		r = 0;
+	else
+		log_err(_("Cannot write to keyfile %s."), file);
+
+	close(fd);
+	return r;
+}
+
+void tools_package_version(const char *name, bool use_pwlibs)
+{
+	bool udev = false, blkid = false, keyring = false, fips = false;
+	bool kernel_capi = false, pwquality = false, passwdqc = false;
+#ifdef USE_UDEV
+	udev = true;
+#endif
+#ifdef HAVE_BLKID
+	blkid = true;
+#endif
+#ifdef KERNEL_KEYRING
+	keyring = true;
+#endif
+#ifdef ENABLE_FIPS
+	fips = true;
+#endif
+#ifdef ENABLE_AF_ALG
+	kernel_capi = true;
+#endif
+#if defined(ENABLE_PWQUALITY)
+	pwquality = true;
+#elif defined(ENABLE_PASSWDQC)
+	passwdqc = true;
+#endif
+	log_std("%s %s flags: %s%s%s%s%s%s%s\n", name, PACKAGE_VERSION,
+		udev ?	"UDEV " : "",
+		blkid ? "BLKID " : "",
+		keyring ? "KEYRING " : "",
+		fips ? "FIPS " : "",
+		kernel_capi ? "KERNEL_CAPI " : "",
+		pwquality && use_pwlibs ? "PWQUALITY " : "",
+		passwdqc && use_pwlibs ? "PASSWDQC " : "");
+}
diff --git a/src/veritysetup.c b/src/veritysetup.c
new file mode 100644
index 0000000..8be81cc
--- /dev/null
+++ b/src/veritysetup.c
@@ -0,0 +1,680 @@
+/*
+ * veritysetup - setup cryptographic volumes for dm-verity
+ *
+ * Copyright (C) 2012-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2012-2023 Milan Broz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "cryptsetup.h"
+#include "veritysetup_args.h"
+
+#define PACKAGE_VERITY "veritysetup"
+
+static const char **action_argv;
+static int action_argc;
+static struct tools_log_params log_parms;
+
+void tools_cleanup(void)
+{
+	tools_args_free(tool_core_args, ARRAY_SIZE(tool_core_args));
+}
+
+static int _prepare_format(struct crypt_params_verity *params,
+			   const char *data_device,
+			   uint32_t flags)
+{
+	char *salt = NULL;
+	int len;
+
+	params->hash_name = ARG_STR(OPT_HASH_ID);
+	params->data_device = data_device;
+	params->fec_device = ARG_STR(OPT_FEC_DEVICE_ID);
+	params->fec_roots = ARG_UINT32(OPT_FEC_ROOTS_ID);
+
+	if (ARG_STR(OPT_SALT_ID) && !strcmp(ARG_STR(OPT_SALT_ID), "-")) {
+		params->salt_size = 0;
+		params->salt = NULL;
+	} else if (ARG_SET(OPT_SALT_ID)) {
+		len = crypt_hex_to_bytes(ARG_STR(OPT_SALT_ID), &salt, 0);
+		if (len < 0) {
+			log_err(_("Invalid salt string specified."));
+			return -EINVAL;
+		}
+		params->salt_size = len;
+		params->salt = salt;
+	} else {
+		params->salt_size = DEFAULT_VERITY_SALT_SIZE;
+		params->salt = NULL;
+	}
+
+	params->data_block_size = ARG_UINT32(OPT_DATA_BLOCK_SIZE_ID);
+	params->hash_block_size = ARG_UINT32(OPT_HASH_BLOCK_SIZE_ID);
+	params->data_size = ARG_UINT64(OPT_DATA_BLOCKS_ID);
+	params->hash_area_offset = ARG_UINT64(OPT_HASH_OFFSET_ID);
+	params->fec_area_offset = ARG_UINT64(OPT_FEC_OFFSET_ID);
+	params->hash_type = ARG_UINT32(OPT_FORMAT_ID);
+	params->flags = flags;
+
+	return 0;
+}
+
+static int action_format(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_verity params = {};
+	uint32_t flags = CRYPT_VERITY_CREATE_HASH;
+	char *root_hash_bytes = NULL;
+	size_t root_hash_size;
+	int root_hash_fd = -1, i, r;
+
+	/* Try to create hash image if doesn't exist */
+	r = open(action_argv[1], O_WRONLY | O_EXCL | O_CREAT, S_IRUSR | S_IWUSR);
+	if (r < 0 && errno != EEXIST) {
+		log_err(_("Cannot create hash image %s for writing."), action_argv[1]);
+		return -EINVAL;
+	} else if (r >= 0) {
+		log_dbg("Created hash image %s.", action_argv[1]);
+		close(r);
+	}
+	/* Try to create FEC image if doesn't exist */
+	if (ARG_SET(OPT_FEC_DEVICE_ID)) {
+		r = open(ARG_STR(OPT_FEC_DEVICE_ID), O_WRONLY | O_EXCL | O_CREAT, S_IRUSR | S_IWUSR);
+		if (r < 0 && errno != EEXIST) {
+			log_err(_("Cannot create FEC image %s for writing."), ARG_STR(OPT_FEC_DEVICE_ID));
+			return -EINVAL;
+		} else if (r >= 0) {
+			log_dbg("Created FEC image %s.", ARG_STR(OPT_FEC_DEVICE_ID));
+			close(r);
+		}
+	}
+
+	if ((r = crypt_init(&cd, action_argv[1])))
+		goto out;
+
+	if (ARG_SET(OPT_NO_SUPERBLOCK_ID))
+		flags |= CRYPT_VERITY_NO_HEADER;
+
+	r = _prepare_format(&params, action_argv[0], flags);
+	if (r < 0)
+		goto out;
+
+	r = crypt_format(cd, CRYPT_VERITY, NULL, NULL, ARG_STR(OPT_UUID_ID), NULL, 0, &params);
+	if (r < 0)
+		goto out;
+
+	crypt_dump(cd);
+
+	/* Create or overwrite the root hash file */
+	if (ARG_SET(OPT_ROOT_HASH_FILE_ID)) {
+		root_hash_size = crypt_get_volume_key_size(cd);
+		root_hash_bytes = malloc(root_hash_size);
+		if (!root_hash_bytes) {
+			r = -ENOMEM;
+			goto out;
+		}
+
+		r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, root_hash_bytes, &root_hash_size, NULL, 0);
+		if (r < 0)
+			goto out;
+
+		root_hash_fd = open(ARG_STR(OPT_ROOT_HASH_FILE_ID), O_WRONLY | O_TRUNC | O_CREAT, S_IRUSR | S_IWUSR);
+		if (root_hash_fd == -1) {
+			log_err(_("Cannot create root hash file %s for writing."), ARG_STR(OPT_ROOT_HASH_FILE_ID));
+			r = -EINVAL;
+			goto out;
+		}
+
+		for (i = 0; i < (int)root_hash_size; i++)
+			if (dprintf(root_hash_fd, "%02hhx", root_hash_bytes[i]) != 2) {
+				log_err(_("Cannot write to root hash file %s."), ARG_STR(OPT_ROOT_HASH_FILE_ID));
+				r = -EIO;
+				goto out;
+			}
+
+		log_dbg("Created root hash file %s.", ARG_STR(OPT_ROOT_HASH_FILE_ID));
+	}
+out:
+	crypt_free(cd);
+	free(CONST_CAST(char*)params.salt);
+	free(root_hash_bytes);
+	if (root_hash_fd != -1)
+		close(root_hash_fd);
+	return r;
+}
+
+static int _activate(const char *dm_device,
+		      const char *data_device,
+		      const char *hash_device,
+		      const char *root_hash,
+		      uint32_t flags)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_verity params = {};
+	uint32_t activate_flags = CRYPT_ACTIVATE_READONLY;
+	char *root_hash_bytes = NULL, *root_hash_from_file = NULL;
+	ssize_t hash_size, hash_size_hex;
+	struct stat st;
+	char *signature = NULL;
+	int signature_size = 0, root_hash_fd = -1, r;
+
+	if ((r = crypt_init_data_device(&cd, hash_device, data_device)))
+		goto out;
+
+	if (ARG_SET(OPT_IGNORE_CORRUPTION_ID))
+		activate_flags |= CRYPT_ACTIVATE_IGNORE_CORRUPTION;
+	if (ARG_SET(OPT_RESTART_ON_CORRUPTION_ID))
+		activate_flags |= CRYPT_ACTIVATE_RESTART_ON_CORRUPTION;
+	if (ARG_SET(OPT_PANIC_ON_CORRUPTION_ID))
+		activate_flags |= CRYPT_ACTIVATE_PANIC_ON_CORRUPTION;
+	if (ARG_SET(OPT_IGNORE_ZERO_BLOCKS_ID))
+		activate_flags |= CRYPT_ACTIVATE_IGNORE_ZERO_BLOCKS;
+	if (ARG_SET(OPT_CHECK_AT_MOST_ONCE_ID))
+		activate_flags |= CRYPT_ACTIVATE_CHECK_AT_MOST_ONCE;
+	if (ARG_SET(OPT_USE_TASKLETS_ID))
+		activate_flags |= CRYPT_ACTIVATE_TASKLETS;
+
+	if (!ARG_SET(OPT_NO_SUPERBLOCK_ID)) {
+		params.flags = flags;
+		params.hash_area_offset = ARG_UINT64(OPT_HASH_OFFSET_ID);
+		params.fec_area_offset = ARG_UINT64(OPT_FEC_OFFSET_ID);
+		params.fec_device = ARG_STR(OPT_FEC_DEVICE_ID);
+		params.fec_roots = ARG_UINT32(OPT_FEC_ROOTS_ID);
+		r = crypt_load(cd, CRYPT_VERITY, &params);
+		if (r)
+			log_err(_("Device %s is not a valid VERITY device."), hash_device);
+
+	} else {
+		r = _prepare_format(&params, data_device, flags | CRYPT_VERITY_NO_HEADER);
+		if (r < 0)
+			goto out;
+		r = crypt_format(cd, CRYPT_VERITY, NULL, NULL, NULL, NULL, 0, &params);
+	}
+	if (r < 0)
+		goto out;
+
+	hash_size = crypt_get_volume_key_size(cd);
+	hash_size_hex = 2 * hash_size;
+
+	if (!root_hash) {
+		root_hash_fd = open(ARG_STR(OPT_ROOT_HASH_FILE_ID), O_RDONLY);
+		if (root_hash_fd == -1) {
+			log_err(_("Cannot read root hash file %s."), ARG_STR(OPT_ROOT_HASH_FILE_ID));
+			goto out;
+		}
+
+		if (fstat(root_hash_fd, &st) || !S_ISREG(st.st_mode) || st.st_size < hash_size_hex) {
+			log_err(_("Invalid root hash file %s."), ARG_STR(OPT_ROOT_HASH_FILE_ID));
+			r = -EINVAL;
+			goto out;
+		}
+
+		root_hash_from_file = malloc(hash_size_hex + 1);
+		if (!root_hash_from_file) {
+			r = -ENOMEM;
+			goto out;
+		}
+
+		if (read_buffer(root_hash_fd, root_hash_from_file, hash_size_hex) != hash_size_hex) {
+			log_err(_("Cannot read root hash file %s."), root_hash_from_file);
+			goto out;
+		}
+
+		root_hash_from_file[hash_size_hex] = '\0';
+		root_hash = root_hash_from_file;
+	}
+
+	if (crypt_hex_to_bytes(root_hash, &root_hash_bytes, 0) != hash_size) {
+		log_err(_("Invalid root hash string specified."));
+		r = -EINVAL;
+		goto out;
+	}
+
+	if (ARG_SET(OPT_ROOT_HASH_SIGNATURE_ID)) {
+		// FIXME: check max file size
+		if (stat(ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID), &st) || !S_ISREG(st.st_mode) || !st.st_size) {
+			log_err(_("Invalid signature file %s."), ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID));
+			r = -EINVAL;
+			goto out;
+		}
+		signature_size = st.st_size;
+		r = tools_read_vk(ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID), &signature, signature_size);
+		if (r < 0) {
+			log_err(_("Cannot read signature file %s."), ARG_STR(OPT_ROOT_HASH_SIGNATURE_ID));
+			goto out;
+		}
+	}
+	r = crypt_activate_by_signed_key(cd, dm_device,
+					 root_hash_bytes,
+					 hash_size,
+					 signature, signature_size,
+					 activate_flags);
+out:
+	crypt_safe_free(signature);
+	crypt_free(cd);
+	free(root_hash_from_file);
+	free(root_hash_bytes);
+	free(CONST_CAST(char*)params.salt);
+	if (root_hash_fd != -1)
+		close(root_hash_fd);
+	return r;
+}
+
+static int action_open(void)
+{
+	if (action_argc < 4 && !ARG_SET(OPT_ROOT_HASH_FILE_ID)) {
+		log_err(_("Command requires <root_hash> or --root-hash-file option as argument."));
+		return -EINVAL;
+	}
+
+	return _activate(action_argv[1],
+			 action_argv[0],
+			 action_argv[2],
+			 ARG_SET(OPT_ROOT_HASH_FILE_ID) ? NULL : action_argv[3],
+			 ARG_SET(OPT_ROOT_HASH_SIGNATURE_ID) ? CRYPT_VERITY_ROOT_HASH_SIGNATURE : 0);
+}
+
+static int action_verify(void)
+{
+	if (action_argc < 3 && !ARG_SET(OPT_ROOT_HASH_FILE_ID)) {
+		log_err(_("Command requires <root_hash> or --root-hash-file option as argument."));
+		return -EINVAL;
+	}
+
+	return _activate(NULL,
+			 action_argv[0],
+			 action_argv[1],
+			 ARG_SET(OPT_ROOT_HASH_FILE_ID) ? NULL : action_argv[2],
+			 CRYPT_VERITY_CHECK_HASH);
+}
+
+static int action_close(void)
+{
+	struct crypt_device *cd = NULL;
+	crypt_status_info ci;
+	uint32_t flags = 0;
+	int r;
+
+	if (ARG_SET(OPT_DEFERRED_ID))
+		flags |= CRYPT_DEACTIVATE_DEFERRED;
+	if (ARG_SET(OPT_CANCEL_DEFERRED_ID))
+		flags |= CRYPT_DEACTIVATE_DEFERRED_CANCEL;
+
+	r = crypt_init_by_name(&cd, action_argv[0]);
+	if (r == 0)
+		r = crypt_deactivate_by_name(cd, action_argv[0], flags);
+
+	if (!r && ARG_SET(OPT_DEFERRED_ID)) {
+		ci = crypt_status(cd, action_argv[0]);
+		if (ci == CRYPT_ACTIVE || ci == CRYPT_BUSY)
+			log_std(_("Device %s is still active and scheduled for deferred removal.\n"),
+				  action_argv[0]);
+	}
+
+	crypt_free(cd);
+	return r;
+}
+
+static int action_status(void)
+{
+	crypt_status_info ci;
+	struct crypt_active_device cad;
+	struct crypt_params_verity vp = {};
+	struct crypt_device *cd = NULL;
+	struct stat st;
+	char *backing_file, *root_hash;
+	size_t root_hash_size;
+	unsigned path = 0;
+	int r = 0;
+
+	/* perhaps a path, not a dm device name */
+	if (strchr(action_argv[0], '/') && !stat(action_argv[0], &st))
+		path = 1;
+
+	ci = crypt_status(NULL, action_argv[0]);
+	switch (ci) {
+	case CRYPT_INVALID:
+		r = -EINVAL;
+		break;
+	case CRYPT_INACTIVE:
+		if (path)
+			log_std("%s is inactive.\n", action_argv[0]);
+		else
+			log_std("%s/%s is inactive.\n", crypt_get_dir(), action_argv[0]);
+		r = -ENODEV;
+		break;
+	case CRYPT_ACTIVE:
+	case CRYPT_BUSY:
+		if (path)
+			log_std("%s is active%s.\n", action_argv[0],
+				ci == CRYPT_BUSY ? " and is in use" : "");
+		else
+			log_std("%s/%s is active%s.\n", crypt_get_dir(), action_argv[0],
+				ci == CRYPT_BUSY ? " and is in use" : "");
+
+		r = crypt_init_by_name_and_header(&cd, action_argv[0], NULL);
+		if (r < 0)
+			goto out;
+
+		log_std("  type:        %s\n", crypt_get_type(cd) ?: "n/a");
+
+		r = crypt_get_active_device(cd, action_argv[0], &cad);
+		if (r < 0)
+			goto out;
+
+		/* Print only VERITY type devices */
+		r = crypt_get_verity_info(cd, &vp);
+		if (r < 0)
+			goto out;
+
+		log_std("  status:      %s%s\n",
+			cad.flags & CRYPT_ACTIVATE_CORRUPTED ? "corrupted" : "verified",
+			vp.flags & CRYPT_VERITY_ROOT_HASH_SIGNATURE ? " (with signature)" : "");
+
+		log_std("  hash type:   %u\n", vp.hash_type);
+		log_std("  data block:  %u\n", vp.data_block_size);
+		log_std("  hash block:  %u\n", vp.hash_block_size);
+		log_std("  hash name:   %s\n", vp.hash_name);
+		log_std("  salt:        ");
+		if (vp.salt_size)
+			crypt_log_hex(NULL, vp.salt, vp.salt_size, "", 0, NULL);
+		else
+			log_std("-");
+		log_std("\n");
+
+		log_std("  data device: %s\n", vp.data_device);
+		if ((backing_file = crypt_loop_backing_file(vp.data_device))) {
+			log_std("  data loop:   %s\n", backing_file);
+			free(backing_file);
+		}
+		log_std("  size:        %" PRIu64 " sectors\n", cad.size);
+		log_std("  mode:        %s\n", cad.flags & CRYPT_ACTIVATE_READONLY ?
+					   "readonly" : "read/write");
+
+		log_std("  hash device: %s\n", vp.hash_device);
+		if ((backing_file = crypt_loop_backing_file(vp.hash_device))) {
+			log_std("  hash loop:   %s\n", backing_file);
+			free(backing_file);
+		}
+		log_std("  hash offset: %" PRIu64 " sectors\n",
+			vp.hash_area_offset * vp.hash_block_size / 512);
+
+		if (vp.fec_device) {
+			log_std("  FEC device:  %s\n", vp.fec_device);
+			if ((backing_file = crypt_loop_backing_file(ARG_STR(OPT_FEC_DEVICE_ID)))) {
+				log_std("  FEC loop:    %s\n", backing_file);
+				free(backing_file);
+			}
+			log_std("  FEC offset:  %" PRIu64 " sectors\n",
+				vp.fec_area_offset * vp.hash_block_size / 512);
+			log_std("  FEC roots:   %u\n", vp.fec_roots);
+		}
+
+		root_hash_size = crypt_get_volume_key_size(cd);
+		if (root_hash_size > 0 && (root_hash = malloc(root_hash_size))) {
+			r = crypt_volume_key_get(cd, CRYPT_ANY_SLOT, root_hash, &root_hash_size, NULL, 0);
+			if (!r) {
+				log_std("  root hash:   ");
+				crypt_log_hex(NULL, root_hash, root_hash_size, "", 0, NULL);
+				log_std("\n");
+			}
+			free(root_hash);
+		}
+
+		if (cad.flags & (CRYPT_ACTIVATE_IGNORE_CORRUPTION|
+				 CRYPT_ACTIVATE_RESTART_ON_CORRUPTION|
+				 CRYPT_ACTIVATE_PANIC_ON_CORRUPTION|
+				 CRYPT_ACTIVATE_IGNORE_ZERO_BLOCKS|
+				 CRYPT_ACTIVATE_CHECK_AT_MOST_ONCE|
+				 CRYPT_ACTIVATE_TASKLETS))
+			log_std("  flags:       %s%s%s%s%s%s\n",
+				(cad.flags & CRYPT_ACTIVATE_IGNORE_CORRUPTION) ? "ignore_corruption " : "",
+				(cad.flags & CRYPT_ACTIVATE_RESTART_ON_CORRUPTION) ? "restart_on_corruption " : "",
+				(cad.flags & CRYPT_ACTIVATE_PANIC_ON_CORRUPTION) ? "panic_on_corruption " : "",
+				(cad.flags & CRYPT_ACTIVATE_IGNORE_ZERO_BLOCKS) ? "ignore_zero_blocks " : "",
+				(cad.flags & CRYPT_ACTIVATE_CHECK_AT_MOST_ONCE) ? "check_at_most_once" : "",
+				(cad.flags & CRYPT_ACTIVATE_TASKLETS) ? "try_verify_in_tasklet" : "");
+	}
+out:
+	crypt_free(cd);
+	if (r == -ENOTSUP)
+		r = 0;
+	return r;
+}
+
+static int action_dump(void)
+{
+	struct crypt_device *cd = NULL;
+	struct crypt_params_verity params = {};
+	int r;
+
+	if ((r = crypt_init(&cd, action_argv[0])))
+		return r;
+
+	params.hash_area_offset = ARG_UINT64(OPT_HASH_OFFSET_ID);
+	params.fec_area_offset = ARG_UINT64(OPT_FEC_OFFSET_ID);
+	params.fec_device = ARG_STR(OPT_FEC_DEVICE_ID);
+	params.fec_roots = ARG_UINT32(OPT_FEC_ROOTS_ID);
+
+	r = crypt_load(cd, CRYPT_VERITY, &params);
+	if (!r)
+		crypt_dump(cd);
+	else
+		log_err(_("Device %s is not a valid VERITY device."), action_argv[0]);
+
+	crypt_free(cd);
+	return r;
+}
+
+static struct action_type {
+	const char *type;
+	int (*handler)(void);
+	int required_action_argc;
+	const char *arg_desc;
+	const char *desc;
+} action_types[] = {
+	{ "format",	action_format, 2, N_("<data_device> <hash_device>"),N_("format device") },
+	{ "verify",	action_verify, 2, N_("<data_device> <hash_device> [<root_hash>]"),N_("verify device") },
+	{ "open",	action_open,   3, N_("<data_device> <name> <hash_device> [<root_hash>]"),N_("open device as <name>") },
+	{ "close",	action_close,  1, N_("<name>"),N_("close device (remove mapping)") },
+	{ "status",	action_status, 1, N_("<name>"),N_("show active device status") },
+	{ "dump",	action_dump,   1, N_("<hash_device>"),N_("show on-disk information") },
+	{ NULL, NULL, 0, NULL, NULL }
+};
+
+static void help(poptContext popt_context,
+		 enum poptCallbackReason reason __attribute__((unused)),
+		 struct poptOption *key,
+		 const char *arg __attribute__((unused)),
+		 void *data __attribute__((unused)))
+{
+	struct action_type *action;
+
+	if (key->shortName == '?') {
+		tools_package_version(PACKAGE_VERITY, false);
+		poptPrintHelp(popt_context, stdout, 0);
+		log_std(_("\n"
+			 "<action> is one of:\n"));
+		for(action = action_types; action->type; action++)
+			log_std("\t%s %s - %s\n", action->type, _(action->arg_desc), _(action->desc));
+		log_std(_("\n"
+			 "<name> is the device to create under %s\n"
+			 "<data_device> is the data device\n"
+			 "<hash_device> is the device containing verification data\n"
+			 "<root_hash> hash of the root node on <hash_device>\n"),
+			crypt_get_dir());
+
+		log_std(_("\nDefault compiled-in dm-verity parameters:\n"
+			 "\tHash: %s, Data block (bytes): %u, "
+			 "Hash block (bytes): %u, Salt size: %u, Hash format: %u\n"),
+			DEFAULT_VERITY_HASH, DEFAULT_VERITY_DATA_BLOCK,
+			DEFAULT_VERITY_HASH_BLOCK, DEFAULT_VERITY_SALT_SIZE,
+			1);
+		tools_cleanup();
+		poptFreeContext(popt_context);
+		exit(EXIT_SUCCESS);
+	} else if (key->shortName == 'V') {
+		tools_package_version(PACKAGE_VERITY, false);
+		tools_cleanup();
+		poptFreeContext(popt_context);
+		exit(EXIT_SUCCESS);
+	} else
+		usage(popt_context, EXIT_SUCCESS, NULL, NULL);
+}
+
+static int run_action(struct action_type *action)
+{
+	int r;
+
+	log_dbg("Running command %s.", action->type);
+
+	r = action->handler();
+
+	show_status(r);
+	return translate_errno(r);
+}
+
+static void basic_options_cb(poptContext popt_context,
+		 enum poptCallbackReason reason __attribute__((unused)),
+		 struct poptOption *key,
+		 const char *arg,
+		 void *data __attribute__((unused)))
+{
+	tools_parse_arg_value(popt_context, tool_core_args[key->val].type, tool_core_args + key->val, arg, key->val, NULL);
+
+	switch (key->val) {
+	case OPT_DEBUG_ID:
+		log_parms.debug = true;
+		/* fall through */
+	case OPT_VERBOSE_ID:
+		log_parms.verbose = true;
+	}
+}
+
+int main(int argc, const char **argv)
+{
+	static const char *null_action_argv[] = {NULL};
+	static struct poptOption popt_help_options[] = {
+		{ NULL,    '\0', POPT_ARG_CALLBACK, help, 0, NULL,                         NULL },
+		{ "help",  '?',  POPT_ARG_NONE,     NULL, 0, N_("Show this help message"), NULL },
+		{ "usage", '\0', POPT_ARG_NONE,     NULL, 0, N_("Display brief usage"),    NULL },
+		{ "version",'V', POPT_ARG_NONE,     NULL, 0, N_("Print package version"),  NULL },
+		POPT_TABLEEND
+	};
+	static struct poptOption popt_basic_options[] = {
+		{ NULL,    '\0', POPT_ARG_CALLBACK, basic_options_cb, 0, NULL, NULL },
+#define ARG(A, B, C, D, E, F, G, H) { A, B, C, NULL, A ## _ID, D, E },
+#include "veritysetup_arg_list.h"
+#undef ARG
+		POPT_TABLEEND
+	};
+	static struct poptOption popt_options[] = {
+		{ NULL,              '\0', POPT_ARG_INCLUDE_TABLE, popt_help_options, 0, N_("Help options:"), NULL },
+		{ NULL,              '\0', POPT_ARG_INCLUDE_TABLE, popt_basic_options, 0, NULL, NULL },
+		POPT_TABLEEND
+	};
+
+	poptContext popt_context;
+	struct action_type *action;
+	const char *aname;
+	int r;
+
+	crypt_set_log_callback(NULL, tool_log, &log_parms);
+
+	setlocale(LC_ALL, "");
+	bindtextdomain(PACKAGE, LOCALEDIR);
+	textdomain(PACKAGE);
+
+	popt_context = poptGetContext("verity", argc, argv, popt_options, 0);
+	poptSetOtherOptionHelp(popt_context,
+	                       _("[OPTION...] <action> <action-specific>"));
+
+	while((r = poptGetNextOpt(popt_context)) > 0) {}
+
+	if (r < -1)
+		usage(popt_context, EXIT_FAILURE, poptStrerror(r),
+		      poptBadOption(popt_context, POPT_BADOPTION_NOALIAS));
+
+	if (!(aname = poptGetArg(popt_context)))
+		usage(popt_context, EXIT_FAILURE, _("Argument <action> missing."),
+		      poptGetInvocationName(popt_context));
+
+	action_argc = 0;
+	action_argv = poptGetArgs(popt_context);
+	/* Make return values of poptGetArgs more consistent in case of remaining argc = 0 */
+	if(!action_argv)
+		action_argv = null_action_argv;
+
+	/* Count args, somewhat unnice, change? */
+	while(action_argv[action_argc] != NULL)
+		action_argc++;
+
+	/* Handle aliases */
+	if (!strcmp(aname, "create") && action_argc > 1) {
+		/* create command had historically switched arguments */
+		if (action_argv[0] && action_argv[1]) {
+			const char *tmp = action_argv[0];
+			action_argv[0] = action_argv[1];
+			action_argv[1] = tmp;
+		}
+		aname = "open";
+	} else if (!strcmp(aname, "remove")) {
+		aname = "close";
+	}
+
+	for (action = action_types; action->type; action++)
+		if (strcmp(action->type, aname) == 0)
+			break;
+
+	if (!action->type)
+		usage(popt_context, EXIT_FAILURE, _("Unknown action."),
+		      poptGetInvocationName(popt_context));
+
+	if (action_argc < action->required_action_argc) {
+		char buf[128];
+		if (snprintf(buf, 128,_("%s: requires %s as arguments"), action->type, action->arg_desc) < 0)
+			buf[0] = '\0';
+		usage(popt_context, EXIT_FAILURE, buf,
+		      poptGetInvocationName(popt_context));
+	}
+
+	tools_check_args(action->type, tool_core_args, ARRAY_SIZE(tool_core_args), popt_context);
+
+	if (ARG_SET(OPT_IGNORE_CORRUPTION_ID) && ARG_SET(OPT_RESTART_ON_CORRUPTION_ID))
+		usage(popt_context, EXIT_FAILURE,
+		_("Option --ignore-corruption and --restart-on-corruption cannot be used together."),
+		poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_PANIC_ON_CORRUPTION_ID) && ARG_SET(OPT_RESTART_ON_CORRUPTION_ID))
+		usage(popt_context, EXIT_FAILURE,
+		_("Option --panic-on-corruption and --restart-on-corruption cannot be used together."),
+		poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_CANCEL_DEFERRED_ID) && ARG_SET(OPT_DEFERRED_ID))
+		usage(popt_context, EXIT_FAILURE,
+		      _("Options --cancel-deferred and --deferred cannot be used at the same time."),
+		      poptGetInvocationName(popt_context));
+
+	if (ARG_SET(OPT_DEBUG_ID)) {
+		crypt_set_debug_level(CRYPT_DEBUG_ALL);
+		dbg_version_and_cmd(argc, argv);
+	}
+
+	r = run_action(action);
+	tools_cleanup();
+	poptFreeContext(popt_context);
+	return r;
+}
diff --git a/src/veritysetup_arg_list.h b/src/veritysetup_arg_list.h
new file mode 100644
index 0000000..014273e
--- /dev/null
+++ b/src/veritysetup_arg_list.h
@@ -0,0 +1,70 @@
+/*
+ * Veritysetup command line arguments list
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/* long name, short name, popt type, help description, units, internal argument type, default value, allowed actions (empty=global) */
+
+ARG(OPT_CANCEL_DEFERRED, '\0', POPT_ARG_NONE, N_("Cancel a previously set deferred device removal"), NULL, CRYPT_ARG_BOOL, {}, OPT_DEFERRED_ACTIONS)
+
+ARG(OPT_CHECK_AT_MOST_ONCE, '\0', POPT_ARG_NONE, N_("Verify data block only the first time it is read"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DATA_BLOCK_SIZE, '\0', POPT_ARG_STRING, N_("Block size on the data device"), N_("bytes"), CRYPT_ARG_UINT32, { .u32_value = DEFAULT_VERITY_DATA_BLOCK }, {})
+
+ARG(OPT_DATA_BLOCKS, '\0', POPT_ARG_STRING, N_("The number of blocks in the data file"), N_("blocks"), CRYPT_ARG_UINT64, {}, {})
+
+ARG(OPT_DEBUG, '\0', POPT_ARG_NONE, N_("Show debug messages"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_DEFERRED, '\0', POPT_ARG_NONE, N_("Device removal is deferred until the last user closes it"), NULL, CRYPT_ARG_BOOL, {}, OPT_DEFERRED_ACTIONS)
+
+ARG(OPT_FEC_DEVICE, '\0', POPT_ARG_STRING, N_("Path to device with error correction data"), N_("path"), CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_FEC_OFFSET, '\0', POPT_ARG_STRING, N_("Starting offset on the FEC device"), N_("bytes"), CRYPT_ARG_UINT64, {}, {})
+
+ARG(OPT_FEC_ROOTS, '\0', POPT_ARG_STRING, N_("FEC parity bytes"), N_("bytes"), CRYPT_ARG_UINT32, { .u32_value = DEFAULT_VERITY_FEC_ROOTS }, {})
+
+ARG(OPT_FORMAT, '\0', POPT_ARG_STRING, N_("Format type (1 - normal, 0 - original Chrome OS)"), N_("number"), CRYPT_ARG_UINT32, { .u32_value = 1 }, {})
+
+ARG(OPT_HASH, 'h',  POPT_ARG_STRING, N_("Hash algorithm"), N_("string"), CRYPT_ARG_STRING, { .str_value = CONST_CAST(void *)DEFAULT_VERITY_HASH }, {})
+
+ARG(OPT_HASH_BLOCK_SIZE, '\0', POPT_ARG_STRING, N_("Block size on the hash device"), N_("bytes"), CRYPT_ARG_UINT32, { .u32_value = DEFAULT_VERITY_HASH_BLOCK }, {})
+
+ARG(OPT_HASH_OFFSET, '\0', POPT_ARG_STRING, N_("Starting offset on the hash device"), N_("bytes"), CRYPT_ARG_UINT64, {}, {})
+
+ARG(OPT_IGNORE_CORRUPTION, '\0', POPT_ARG_NONE, N_("Ignore corruption, log it only"), NULL, CRYPT_ARG_BOOL, {}, OPT_IGNORE_CORRUPTION_ACTIONS)
+
+ARG(OPT_IGNORE_ZERO_BLOCKS, '\0', POPT_ARG_NONE, N_("Do not verify zeroed blocks"), NULL, CRYPT_ARG_BOOL, {}, OPT_IGNORE_ZERO_BLOCKS_ACTIONS)
+
+ARG(OPT_NO_SUPERBLOCK, '\0', POPT_ARG_NONE, N_("Do not use verity superblock"), NULL, CRYPT_ARG_BOOL, {}, {})
+
+ARG(OPT_PANIC_ON_CORRUPTION, '\0', POPT_ARG_NONE, N_("Panic kernel if corruption is detected"), NULL, CRYPT_ARG_BOOL, {}, OPT_PANIC_ON_CORRUPTION_ACTIONS)
+
+ARG(OPT_RESTART_ON_CORRUPTION, '\0', POPT_ARG_NONE, N_("Restart kernel if corruption is detected"), NULL, CRYPT_ARG_BOOL, {}, OPT_RESTART_ON_CORRUPTION_ACTIONS)
+
+ARG(OPT_ROOT_HASH_FILE, '\0', POPT_ARG_STRING, N_("Path to root hash file"), NULL, CRYPT_ARG_STRING, {}, OPT_ROOT_HASH_FILE_ACTIONS)
+
+ARG(OPT_ROOT_HASH_SIGNATURE, '\0', POPT_ARG_STRING, N_("Path to root hash signature file"), NULL, CRYPT_ARG_STRING, {}, OPT_ROOT_HASH_SIGNATURE_ACTIONS)
+
+ARG(OPT_SALT, 's', POPT_ARG_STRING, N_("Salt"), N_("hex string"), CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_USE_TASKLETS, '\0', POPT_ARG_NONE, N_("Use kernel tasklets for performance"), NULL, CRYPT_ARG_BOOL, {}, OPT_USE_TASKLETS_ACTIONS)
+
+ARG(OPT_UUID, '\0', POPT_ARG_STRING, N_("UUID for device to use"), NULL, CRYPT_ARG_STRING, {}, {})
+
+ARG(OPT_VERBOSE, 'v', POPT_ARG_NONE, N_("Shows more detailed error messages"), NULL, CRYPT_ARG_BOOL, {}, {})
diff --git a/src/veritysetup_args.h b/src/veritysetup_args.h
new file mode 100644
index 0000000..d47813d
--- /dev/null
+++ b/src/veritysetup_args.h
@@ -0,0 +1,57 @@
+/*
+ * Command line arguments helpers
+ *
+ * Copyright (C) 2020-2023 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2020-2023 Ondrej Kozina
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef VERITYSETUP_ARGS_H
+#define VERITYSETUP_ARGS_H
+
+#include "utils_arg_names.h"
+#include "utils_arg_macros.h"
+
+#define CLOSE_ACTION	"close"
+#define DUMP_ACTION	"dump"
+#define FORMAT_ACTION	"format"
+#define OPEN_ACTION	"open"
+#define STATUS_ACTION	"status"
+#define VERIFY_ACTION	"verify"
+
+#define OPT_DEFERRED_ACTIONS			{ CLOSE_ACTION }
+#define OPT_IGNORE_CORRUPTION_ACTIONS		{ OPEN_ACTION }
+#define OPT_IGNORE_ZERO_BLOCKS_ACTIONS		{ OPEN_ACTION }
+#define OPT_RESTART_ON_CORRUPTION_ACTIONS	{ OPEN_ACTION }
+#define OPT_PANIC_ON_CORRUPTION_ACTIONS		{ OPEN_ACTION }
+#define OPT_ROOT_HASH_FILE_ACTIONS		{ FORMAT_ACTION, OPEN_ACTION, VERIFY_ACTION }
+#define OPT_ROOT_HASH_SIGNATURE_ACTIONS		{ OPEN_ACTION }
+#define OPT_USE_TASKLETS_ACTIONS		{ OPEN_ACTION }
+
+enum {
+OPT_UNUSED_ID = 0,
+#define ARG(A, B, C, D, E, F, G, H) A ## _ID,
+#include "veritysetup_arg_list.h"
+#undef ARG
+};
+
+static struct tools_arg tool_core_args[] = { { NULL, false, CRYPT_ARG_BOOL }, // UNUSED
+#define ARG(A, B, C, D, E, F, G, H) { A, false, F, G, H },
+#include "veritysetup_arg_list.h"
+#undef ARG
+};
+
+#endif