cpukit/include/sha224.h

0001 /*-
0002  * Copyright 2005 Colin Percival
0003  * All rights reserved.
0004  *
0005  * Redistribution and use in source and binary forms, with or without
0006  * modification, are permitted provided that the following conditions
0007  * are met:
0008  * 1. Redistributions of source code must retain the above copyright
0009  *    notice, this list of conditions and the following disclaimer.
0010  * 2. Redistributions in binary form must reproduce the above copyright
0011  *    notice, this list of conditions and the following disclaimer in the
0012  *    documentation and/or other materials provided with the distribution.
0013  *
0014  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
0015  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0016  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0017  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
0018  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
0019  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
0020  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
0021  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
0022  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
0023  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
0024  * SUCH DAMAGE.
0025  *
0026  * $FreeBSD$
0027  */
0028
0029 #ifndef _SHA224_H_
0030 #define _SHA224_H_
0031
0032 #ifndef _KERNEL
0033 #include <sys/types.h>
0034 #endif
0035
0036 #define SHA224_BLOCK_LENGTH     64
0037 #define SHA224_DIGEST_LENGTH        28
0038 #define SHA224_DIGEST_STRING_LENGTH (SHA224_DIGEST_LENGTH * 2 + 1)
0039
0040 typedef struct SHA224Context {
0041     uint32_t state[8];
0042     uint64_t count;
0043     uint8_t buf[SHA224_BLOCK_LENGTH];
0044 } SHA224_CTX;
0045
0046 __BEGIN_DECLS
0047
0048 void    SHA224_Init(SHA224_CTX *);
0049 void    SHA224_Update(SHA224_CTX *, const void *, size_t);
0050 void    SHA224_Final(unsigned char [__min_size(SHA224_DIGEST_LENGTH)],
0051     SHA224_CTX *);
0052 #ifndef _KERNEL
0053 char   *SHA224_End(SHA224_CTX *, char *);
0054 char   *SHA224_Data(const void *, unsigned int, char *);
0055 char   *SHA224_Fd(int, char *);
0056 char   *SHA224_FdChunk(int, char *, off_t, off_t);
0057 char   *SHA224_File(const char *, char *);
0058 char   *SHA224_FileChunk(const char *, char *, off_t, off_t);
0059 #endif
0060 __END_DECLS
0061
0062 #endif /* !_SHA224_H_ */