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/* SPDX-License-Identifier: LGPL-2.1+ */
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2016 Zbigniew Jędrzejewski-Szmek
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#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);
int string_hashsum(const char *s, size_t len, int md_algorithm, char **out);
DEFINE_TRIVIAL_CLEANUP_FUNC(gcry_md_hd_t, gcry_md_close);
#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
}
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