40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
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/* Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
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Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
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This file is part of Guix.
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Guix is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or (at
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your option) any later version.
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Guix is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Guix. If not, see <http://www.gnu.org/licenses/>. */
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/* An OpenSSL-like interface to GNU libgcrypt cryptographic hash
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functions. */
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#pragma once
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#include <gcrypt.h>
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#include <unistd.h>
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extern "C" {
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struct guix_hash_context
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{
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gcry_md_hd_t md_handle;
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};
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extern void guix_hash_init (struct guix_hash_context *ctx, gcry_md_algo_t algo);
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extern void guix_hash_update (struct guix_hash_context *ctx, const void *buffer,
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size_t len);
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extern void guix_hash_final (void *resbuf, struct guix_hash_context *ctx,
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gcry_md_algo_t algo);
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}
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