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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:24:08 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:24:08 +0000
commitf449f278dd3c70e479a035f50a9bb817a9b433ba (patch)
tree8ca2bfb785dda9bb4d573acdf9b42aea9cd51383 /src/libdnssec/shared/shared.h
parentInitial commit. (diff)
downloadknot-f449f278dd3c70e479a035f50a9bb817a9b433ba.tar.xz
knot-f449f278dd3c70e479a035f50a9bb817a9b433ba.zip
Adding upstream version 3.2.6.upstream/3.2.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/libdnssec/shared/shared.h')
-rw-r--r--src/libdnssec/shared/shared.h121
1 files changed, 121 insertions, 0 deletions
diff --git a/src/libdnssec/shared/shared.h b/src/libdnssec/shared/shared.h
new file mode 100644
index 0000000..1cde2d1
--- /dev/null
+++ b/src/libdnssec/shared/shared.h
@@ -0,0 +1,121 @@
+/* Copyright (C) 2021 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+ 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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <assert.h>
+#include <dirent.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <gnutls/abstract.h>
+#include <gnutls/crypto.h>
+#include <gnutls/gnutls.h>
+#include <gnutls/x509.h>
+
+#include "libdnssec/binary.h"
+#include "libknot/attribute.h"
+
+/*!
+ * Macro to clear a structure of known size.
+ *
+ * \param pointer Pointer to the structure.
+ */
+#define clear_struct(pointer) memset((pointer), '\0', sizeof(*(pointer)))
+
+/* -- cleanup macros ------------------------------------------------------- */
+
+static inline void free_ptr(void *ptr)
+{
+ free(*(void **)ptr);
+}
+
+static inline void close_ptr(int *ptr)
+{
+ if (*ptr != -1) {
+ close(*ptr);
+ }
+}
+
+static inline void fclose_ptr(FILE **ptr)
+{
+ if (*ptr) {
+ fclose(*ptr);
+ }
+}
+
+static inline void closedir_ptr(DIR **ptr)
+{
+ if (*ptr) {
+ closedir(*ptr);
+ }
+}
+
+static inline void free_gnutls_datum_ptr(gnutls_datum_t *ptr)
+{
+ gnutls_free(ptr->data);
+}
+
+static inline void free_x509_privkey_ptr(gnutls_x509_privkey_t *ptr)
+{
+ if (*ptr) {
+ gnutls_x509_privkey_deinit(*ptr);
+ }
+}
+
+static inline void free_pubkey_ptr(gnutls_pubkey_t *ptr)
+{
+ if (*ptr) {
+ gnutls_pubkey_deinit(*ptr);
+ }
+}
+
+static inline void free_gnutls_hash_ptr(gnutls_hash_hd_t *ptr)
+{
+ if (*ptr) {
+ gnutls_hash_deinit(*ptr, NULL);
+ }
+}
+
+#define _cleanup_free_ _cleanup_(free_ptr)
+#define _cleanup_close_ _cleanup_(close_ptr)
+#define _cleanup_fclose_ _cleanup_(fclose_ptr)
+#define _cleanup_closedir_ _cleanup_(closedir_ptr)
+#define _cleanup_binary_ _cleanup_(dnssec_binary_free)
+#define _cleanup_datum_ _cleanup_(free_gnutls_datum_ptr)
+#define _cleanup_x509_privkey_ _cleanup_(free_x509_privkey_ptr)
+#define _cleanup_pubkey_ _cleanup_(free_pubkey_ptr)
+#define _cleanup_hash_ _cleanup_(free_gnutls_hash_ptr)
+
+/* -- assertions ----------------------------------------------------------- */
+
+#define assert_unreachable() assert(0)
+
+/* -- crypto helpers ------------------------------------------------------- */
+
+static inline gnutls_datum_t binary_to_datum(const dnssec_binary_t *from)
+{
+ gnutls_datum_t to = { .size = from->size, .data = from->data };
+ return to;
+}
+
+static inline dnssec_binary_t binary_from_datum(const gnutls_datum_t *from)
+{
+ dnssec_binary_t to = { .size = from->size, .data = from->data };
+ return to;
+}