mirror of
https://github.com/libretro/RetroArch.git
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53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2013 - Hans-Kristian Arntzen
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __RARCH_HASH_H
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#define __RARCH_HASH_H
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#include <stdint.h>
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#include <stddef.h>
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#include "msvc/msvc_compat.h"
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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// Hashes sha256 and outputs a human readable string for comparing with the cheat XML values.
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void sha256_hash(char *out, const uint8_t *in, size_t size);
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#ifdef HAVE_ZLIB
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#ifdef WANT_MINIZ
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#include "deps/miniz/zlib.h"
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#else
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#include <zlib.h>
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#endif
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static inline uint32_t crc32_calculate(const uint8_t *data, size_t length)
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{
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return crc32(0, data, length);
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}
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static inline uint32_t crc32_adjust(uint32_t crc, uint8_t data)
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{
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// zlib and nall have different assumptions on "sign" for this function.
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return ~crc32(~crc, &data, 1);
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}
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#else
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uint32_t crc32_calculate(const uint8_t *data, size_t length);
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uint32_t crc32_adjust(uint32_t crc, uint8_t data);
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#endif
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#endif
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