ext/digest/sha1/sha1.h

   1 /*      $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */
   2 /*      $RoughId: sha1.h,v 1.3 2002/02/24 08:14:32 knu Exp $    */
   3 /*      $Id$    */
   4
   5 /*
   6  * SHA-1 in C
   7  * By Steve Reid <steve@edmweb.com>
   8  * 100% Public Domain
   9  */
  10
  11 #ifndef _SYS_SHA1_H_
  12 #define _SYS_SHA1_H_
  13
  14 #include "defs.h"
  15
  16 typedef struct {
  17         uint32_t state[5];
  18         uint32_t count[2];
  19         uint8_t buffer[64];
  20 } SHA1_CTX;
  21
  22 #ifdef RUBY
  23 /* avoid name clash */
  24 #define SHA1_Transform  rb_Digest_SHA1_Transform
  25 #define SHA1_Init       rb_Digest_SHA1_Init
  26 #define SHA1_Update     rb_Digest_SHA1_Update
  27 #define SHA1_Finish     rb_Digest_SHA1_Finish
  28 #endif
  29
  30 void    SHA1_Transform _((uint32_t state[5], const uint8_t buffer[64]));
  31 void    SHA1_Init _((SHA1_CTX *context));
  32 void    SHA1_Update _((SHA1_CTX *context, const uint8_t *data, size_t len));
  33 void    SHA1_Finish _((SHA1_CTX *context, uint8_t digest[20]));
  34
  35 #define SHA1_BLOCK_LENGTH               64
  36 #define SHA1_DIGEST_LENGTH              20
  37 #define SHA1_DIGEST_STRING_LENGTH       (SHA1_DIGEST_LENGTH * 2 + 1)
  38
  39 #endif /* _SYS_SHA1_H_ */