Adding upstream version 255.4.upstream/255.4

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

1 files changed, 39 insertions, 0 deletions

diff --git a/src/basic/gcrypt-util.h b/src/basic/gcrypt-util.h
new file mode 100644
index 0000000..4c40cef
--- /dev/null
+++ b/src/basic/gcrypt-util.h
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#pragma once
+
+#include <errno.h>
+#include <stdbool.h>
+#include <stddef.h>
+
+#if HAVE_GCRYPT
+#include <gcrypt.h>
+
+#include "macro.h"
+
+void initialize_libgcrypt(bool secmem);
+
+DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(gcry_md_hd_t, gcry_md_close, NULL);
+#endif
+
+#if !PREFER_OPENSSL
+#  if HAVE_GCRYPT
+int string_hashsum(const char *s, size_t len, int md_algorithm, char **out);
+#  endif
+
+static inline int string_hashsum_sha224(const char *s, size_t len, char **out) {
+#  if HAVE_GCRYPT
+        return string_hashsum(s, len, GCRY_MD_SHA224, out);
+#  else
+        return -EOPNOTSUPP;
+#  endif
+}
+
+static inline int string_hashsum_sha256(const char *s, size_t len, char **out) {
+#  if HAVE_GCRYPT
+        return string_hashsum(s, len, GCRY_MD_SHA256, out);
+#  else
+        return -EOPNOTSUPP;
+#  endif
+}
+#endif