Adding upstream version 252.22.upstream/252.22

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

1 files changed, 129 insertions, 0 deletions

diff --git a/src/shared/libfido2-util.h b/src/shared/libfido2-util.h
new file mode 100644
index 0000000..a04a376
--- /dev/null
+++ b/src/shared/libfido2-util.h
@@ -0,0 +1,129 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include "macro.h"
+
+typedef enum Fido2EnrollFlags {
+        FIDO2ENROLL_PIN           = 1 << 0,
+        FIDO2ENROLL_UP            = 1 << 1, /* User presence (ie: touching token) */
+        FIDO2ENROLL_UV            = 1 << 2, /* User verification (ie: fingerprint) */
+        FIDO2ENROLL_PIN_IF_NEEDED = 1 << 3, /* If auth doesn't work without PIN ask for one, as in systemd 248 */
+        FIDO2ENROLL_UP_IF_NEEDED  = 1 << 4, /* If auth doesn't work without UP, enable it, as in systemd 248 */
+        FIDO2ENROLL_UV_OMIT       = 1 << 5, /* Leave "uv" untouched, as in systemd 248 */
+        _FIDO2ENROLL_TYPE_MAX,
+        _FIDO2ENROLL_TYPE_INVALID = -EINVAL,
+} Fido2EnrollFlags;
+
+#if HAVE_LIBFIDO2
+#include <fido.h>
+
+extern int (*sym_fido_assert_allow_cred)(fido_assert_t *, const unsigned char *, size_t);
+extern void (*sym_fido_assert_free)(fido_assert_t **);
+extern size_t (*sym_fido_assert_hmac_secret_len)(const fido_assert_t *, size_t);
+extern const unsigned char* (*sym_fido_assert_hmac_secret_ptr)(const fido_assert_t *, size_t);
+extern fido_assert_t* (*sym_fido_assert_new)(void);
+extern int (*sym_fido_assert_set_clientdata_hash)(fido_assert_t *, const unsigned char *, size_t);
+extern int (*sym_fido_assert_set_extensions)(fido_assert_t *, int);
+extern int (*sym_fido_assert_set_hmac_salt)(fido_assert_t *, const unsigned char *, size_t);
+extern int (*sym_fido_assert_set_rp)(fido_assert_t *, const char *);
+extern int (*sym_fido_assert_set_up)(fido_assert_t *, fido_opt_t);
+extern int (*sym_fido_assert_set_uv)(fido_assert_t *, fido_opt_t);
+extern size_t (*sym_fido_cbor_info_extensions_len)(const fido_cbor_info_t *);
+extern char **(*sym_fido_cbor_info_extensions_ptr)(const fido_cbor_info_t *);
+extern void (*sym_fido_cbor_info_free)(fido_cbor_info_t **);
+extern fido_cbor_info_t* (*sym_fido_cbor_info_new)(void);
+extern size_t (*sym_fido_cbor_info_options_len)(const fido_cbor_info_t *);
+extern char** (*sym_fido_cbor_info_options_name_ptr)(const fido_cbor_info_t *);
+extern const bool* (*sym_fido_cbor_info_options_value_ptr)(const fido_cbor_info_t *);
+extern void (*sym_fido_cred_free)(fido_cred_t **);
+extern size_t (*sym_fido_cred_id_len)(const fido_cred_t *);
+extern const unsigned char* (*sym_fido_cred_id_ptr)(const fido_cred_t *);
+extern fido_cred_t* (*sym_fido_cred_new)(void);
+extern int (*sym_fido_cred_set_clientdata_hash)(fido_cred_t *, const unsigned char *, size_t);
+extern int (*sym_fido_cred_set_extensions)(fido_cred_t *, int);
+extern int (*sym_fido_cred_set_rk)(fido_cred_t *, fido_opt_t);
+extern int (*sym_fido_cred_set_rp)(fido_cred_t *, const char *, const char *);
+extern int (*sym_fido_cred_set_type)(fido_cred_t *, int);
+extern int (*sym_fido_cred_set_user)(fido_cred_t *, const unsigned char *, size_t, const char *, const char *, const char *);
+extern int (*sym_fido_cred_set_uv)(fido_cred_t *, fido_opt_t);
+extern void (*sym_fido_dev_free)(fido_dev_t **);
+extern int (*sym_fido_dev_get_assert)(fido_dev_t *, fido_assert_t *, const char *);
+extern int (*sym_fido_dev_get_cbor_info)(fido_dev_t *, fido_cbor_info_t *);
+extern void (*sym_fido_dev_info_free)(fido_dev_info_t **, size_t);
+extern int (*sym_fido_dev_info_manifest)(fido_dev_info_t *, size_t, size_t *);
+extern const char* (*sym_fido_dev_info_manufacturer_string)(const fido_dev_info_t *);
+extern const char* (*sym_fido_dev_info_product_string)(const fido_dev_info_t *);
+extern fido_dev_info_t* (*sym_fido_dev_info_new)(size_t);
+extern const char* (*sym_fido_dev_info_path)(const fido_dev_info_t *);
+extern const fido_dev_info_t* (*sym_fido_dev_info_ptr)(const fido_dev_info_t *, size_t);
+extern bool (*sym_fido_dev_is_fido2)(const fido_dev_t *);
+extern int (*sym_fido_dev_make_cred)(fido_dev_t *, fido_cred_t *, const char *);
+extern fido_dev_t* (*sym_fido_dev_new)(void);
+extern int (*sym_fido_dev_open)(fido_dev_t *, const char *);
+extern int (*sym_fido_dev_close)(fido_dev_t *);
+extern const char* (*sym_fido_strerr)(int);
+
+int dlopen_libfido2(void);
+
+static inline void fido_cbor_info_free_wrapper(fido_cbor_info_t **p) {
+        if (*p)
+                sym_fido_cbor_info_free(p);
+}
+
+static inline void fido_assert_free_wrapper(fido_assert_t **p) {
+        if (*p)
+                sym_fido_assert_free(p);
+}
+
+static inline void fido_dev_free_wrapper(fido_dev_t **p) {
+        if (*p) {
+                sym_fido_dev_close(*p);
+                sym_fido_dev_free(p);
+        }
+}
+
+static inline void fido_cred_free_wrapper(fido_cred_t **p) {
+        if (*p)
+                sym_fido_cred_free(p);
+}
+
+int fido2_use_hmac_hash(
+                const char *device,
+                const char *rp_id,
+                const void *salt,
+                size_t salt_size,
+                const void *cid,
+                size_t cid_size,
+                char **pins,
+                Fido2EnrollFlags required,
+                void **ret_hmac,
+                size_t *ret_hmac_size);
+
+int fido2_generate_hmac_hash(
+                const char *device,
+                const char *rp_id,
+                const char *rp_name,
+                const void *user_id, size_t user_id_len,
+                const char *user_name,
+                const char *user_display_name,
+                const char *user_icon,
+                const char *askpw_icon_name,
+                Fido2EnrollFlags lock_with,
+                int cred_alg,
+                void **ret_cid, size_t *ret_cid_size,
+                void **ret_salt, size_t *ret_salt_size,
+                void **ret_secret, size_t *ret_secret_size,
+                char **ret_usedpin,
+                Fido2EnrollFlags *ret_locked_with);
+
+int parse_fido2_algorithm(const char *s, int *ret);
+#else
+static inline int parse_fido2_algorithm(const char *s, int *ret) {
+        return -EOPNOTSUPP;
+}
+#endif
+
+int fido2_list_devices(void);
+int fido2_find_device_auto(char **ret);
+
+int fido2_have_device(const char *device);