lib/libmd/sha512.h

   1 /*-
   2  * Copyright 2005 Colin Percival
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/lib/libmd/sha256.h,v 1.2 2006/01/17 15:35:56 phk Exp $
  27  * $DragonFly: src/lib/libmd/sha256.h,v 1.2 2008/09/11 20:25:34 swildner Exp $
  28  */
  29
  30 #ifndef _SHA512_H_
  31 #define _SHA512_H_
  32
  33 #include <sys/types.h>
  34 #define SHA384_BLOCK_LENGTH             128
  35 #define SHA384_DIGEST_LENGTH            48
  36 #define SHA384_DIGEST_STRING_LENGTH     (SHA384_DIGEST_LENGTH * 2 + 1)
  37 #define SHA512_BLOCK_LENGTH             128
  38 #define SHA512_DIGEST_LENGTH            64
  39 #define SHA512_DIGEST_STRING_LENGTH     (SHA512_DIGEST_LENGTH * 2 + 1)
  40
  41 typedef struct _SHA512_CTX {
  42         u_int64_t       state[8];
  43         u_int64_t       bitcount[2];
  44         u_int8_t        buffer[SHA512_BLOCK_LENGTH];
  45 } SHA512_CTX;
  46
  47 typedef SHA512_CTX SHA384_CTX;
  48
  49 __BEGIN_DECLS
  50 void    SHA384_Init(SHA384_CTX *);
  51 void    SHA384_Update(SHA384_CTX *, const u_int8_t *, size_t);
  52 void    SHA384_Final(u_int8_t[SHA384_DIGEST_LENGTH], SHA384_CTX *);
  53 void    SHA512_Init(SHA512_CTX*);
  54 void    SHA512_Update(SHA512_CTX*, const void *, size_t);
  55 void    SHA512_Final(unsigned char [SHA512_DIGEST_LENGTH], SHA512_CTX *);
  56 char*   SHA512_End(SHA512_CTX *, char *);
  57 char   *SHA512_Data(const void *, unsigned int, char *);
  58 char   *SHA512_File(const char *, char *);
  59 char   *SHA512_FileChunk(const char *, char *, off_t, off_t);
  60 __END_DECLS
  61
  62 #endif /* !_SHA512_H_ */