72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
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/*-
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* Copyright (c) 2001-2003 Allan Saddi <allan@saddi.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY ALLAN SADDI AND HIS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL ALLAN SADDI OR HIS CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SHA1_H
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#define _SHA1_H
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#define HAVE_INTTYPES_H 1
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#if HAVE_INTTYPES_H
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# include <inttypes.h>
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#else
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# if HAVE_STDINT_H
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# include <stdint.h>
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# endif
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#endif
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#define SHA1_HASH_SIZE 20
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/* Hash size in 32-bit words */
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#define SHA1_HASH_WORDS 5
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struct _SHA1Context {
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uint64_t totalLength;
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uint32_t hash[SHA1_HASH_WORDS];
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uint32_t bufferLength;
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union {
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uint32_t words[16];
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uint8_t bytes[64];
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} buffer;
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#ifdef RUNTIME_ENDIAN
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int littleEndian;
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#endif /* RUNTIME_ENDIAN */
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};
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typedef struct _SHA1Context SHA1Context;
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#ifdef __cplusplus
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extern "C" {
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#endif
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void SHA1Init(SHA1Context *sc);
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void SHA1Update(SHA1Context *sc, const void *data, uint32_t len);
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void SHA1Final(SHA1Context *sc, uint8_t hash[SHA1_HASH_SIZE]);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SHA1_H */
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