crypto/external/bsd/heimdal/dist/lib/hcrypto/sha.h

   1 /*      $NetBSD: sha.h,v 1.1.1.2 2011/04/14 14:08:33 elric Exp $        */
   2
   3 /*
   4  * Copyright (c) 1995 - 2001 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 /* Id */
  37
  38 #ifndef HEIM_SHA_H
  39 #define HEIM_SHA_H 1
  40
  41 /* symbol renaming */
  42 #define SHA1_Init hc_SHA1_Init
  43 #define SHA1_Update hc_SHA1_Update
  44 #define SHA1_Final hc_SHA1_Final
  45 #define SHA256_Init hc_SHA256_Init
  46 #define SHA256_Update hc_SHA256_Update
  47 #define SHA256_Final hc_SHA256_Final
  48 #define SHA384_Init hc_SHA384_Init
  49 #define SHA384_Update hc_SHA384_Update
  50 #define SHA384_Final hc_SHA384_Final
  51 #define SHA512_Init hc_SHA512_Init
  52 #define SHA512_Update hc_SHA512_Update
  53 #define SHA512_Final hc_SHA512_Final
  54
  55 /*
  56  * SHA-1
  57  */
  58
  59 #define SHA_DIGEST_LENGTH 20
  60
  61 struct sha {
  62   unsigned int sz[2];
  63   uint32_t counter[5];
  64   unsigned char save[64];
  65 };
  66
  67 typedef struct sha SHA_CTX;
  68
  69 void SHA1_Init (struct sha *m);
  70 void SHA1_Update (struct sha *m, const void *v, size_t len);
  71 void SHA1_Final (void *res, struct sha *m);
  72
  73 /*
  74  * SHA-2 256
  75  */
  76
  77 #define SHA256_DIGEST_LENGTH 32
  78
  79 struct hc_sha256state {
  80   unsigned int sz[2];
  81   uint32_t counter[8];
  82   unsigned char save[64];
  83 };
  84
  85 typedef struct hc_sha256state SHA256_CTX;
  86
  87 void SHA256_Init (SHA256_CTX *);
  88 void SHA256_Update (SHA256_CTX *, const void *, size_t);
  89 void SHA256_Final (void *, SHA256_CTX *);
  90
  91 /*
  92  * SHA-2 512
  93  */
  94
  95 #define SHA512_DIGEST_LENGTH 64
  96
  97 struct hc_sha512state {
  98   uint64_t sz[2];
  99   uint64_t counter[8];
 100   unsigned char save[128];
 101 };
 102
 103 typedef struct hc_sha512state SHA512_CTX;
 104
 105 void SHA512_Init (SHA512_CTX *);
 106 void SHA512_Update (SHA512_CTX *, const void *, size_t);
 107 void SHA512_Final (void *, SHA512_CTX *);
 108
 109 #define SHA384_DIGEST_LENGTH 48
 110
 111 typedef struct hc_sha512state SHA384_CTX;
 112
 113 void SHA384_Init (SHA384_CTX *);
 114 void SHA384_Update (SHA384_CTX *, const void *, size_t);
 115 void SHA384_Final (void *, SHA384_CTX *);
 116
 117 #endif /* HEIM_SHA_H */