100 lines
3.0 KiB
C
100 lines
3.0 KiB
C
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/*
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* Copyright 2005 Colin Percival
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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 THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* 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 THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SHA256_H_
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#define _SHA256_H_
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#ifndef _KERNEL
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#include <sys/types.h>
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#endif
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#define SHA256_BLOCK_LENGTH 64
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#define SHA256_DIGEST_LENGTH 32
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#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
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typedef struct SHA256Context {
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uint32_t state[8];
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uint64_t count;
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uint8_t buf[SHA256_BLOCK_LENGTH];
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} SHA256_CTX;
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__BEGIN_DECLS
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/* Ensure libmd symbols do not clash with libcrypto */
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#ifndef SHA256_Init
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#define SHA256_Init _libmd_SHA256_Init
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#endif
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#ifndef SHA256_Update
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#define SHA256_Update _libmd_SHA256_Update
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#endif
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#ifndef SHA256_Final
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#define SHA256_Final _libmd_SHA256_Final
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#endif
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#ifndef SHA256_End
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#define SHA256_End _libmd_SHA256_End
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#endif
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#ifndef SHA256_Fd
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#define SHA256_Fd _libmd_SHA256_Fd
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#endif
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#ifndef SHA256_FdChunk
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#define SHA256_FdChunk _libmd_SHA256_FdChunk
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#endif
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#ifndef SHA256_File
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#define SHA256_File _libmd_SHA256_File
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#endif
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#ifndef SHA256_FileChunk
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#define SHA256_FileChunk _libmd_SHA256_FileChunk
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#endif
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#ifndef SHA256_Data
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#define SHA256_Data _libmd_SHA256_Data
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#endif
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#ifndef SHA256_Transform
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#define SHA256_Transform _libmd_SHA256_Transform
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#endif
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#ifndef SHA256_version
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#define SHA256_version _libmd_SHA256_version
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#endif
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void SHA256_Init(SHA256_CTX *);
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void SHA256_Update(SHA256_CTX *, const void *, size_t);
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void SHA256_Final(unsigned char [__min_size(SHA256_DIGEST_LENGTH)],
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SHA256_CTX *);
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#ifndef _KERNEL
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char *SHA256_End(SHA256_CTX *, char *);
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char *SHA256_Data(const void *, unsigned int, char *);
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char *SHA256_Fd(int, char *);
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char *SHA256_FdChunk(int, char *, off_t, off_t);
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char *SHA256_File(const char *, char *);
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char *SHA256_FileChunk(const char *, char *, off_t, off_t);
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#endif
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__END_DECLS
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#endif /* !_SHA256_H_ */
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