57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/*
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* SHA-256 implementation, Mark 2
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*
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* Copyright (c) 2010,2014 Ilya O. Levin, http://www.literatecode.com
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef SHA256_H_
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#define SHA256_H_
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#include <stddef.h>
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#ifdef _MSC_VER
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#ifndef uint8_t
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typedef unsigned __int8 uint8_t;
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#endif
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#ifndef uint32_t
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typedef unsigned __int32 uint32_t;
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#endif
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#else
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#include <stdint.h>
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#endif
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#define SHA256_BYTES 32
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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typedef struct {
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uint8_t buf[64];
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uint32_t hash[8];
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uint32_t bits[2];
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uint32_t len;
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} sha256_context;
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void sha256_init(sha256_context *ctx);
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void sha256_hash(sha256_context *ctx, const void *data, size_t len);
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void sha256_done(sha256_context *ctx, uint8_t *hash);
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void sha256(const void *data, size_t len, uint8_t *hash);
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#ifdef __cplusplus
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}
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#endif
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#endif
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