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   1 /* $OpenLDAP$ */
   2 /*
   3  * Copyright 1998-2003 The OpenLDAP Foundation, Redwood City, California, USA
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted only as authorized by the OpenLDAP
   8  * Public License.  A copy of this license is available at
   9  * http://www.OpenLDAP.org/license.html or in file LICENSE in the
  10  * top-level directory of the distribution.
  11  */
  12
  13 /* This version is based on:
  14  *      $OpenBSD: sha1.h,v 1.8 1997/07/15 01:54:23 millert Exp $        */
  15
  16 #ifndef _LUTIL_SHA1_H_
  17 #define _LUTIL_SHA1_H_
  18
  19 #include <ldap_cdefs.h>
  20 #include <ac/bytes.h>
  21
  22 #ifdef AC_INT4_TYPE
  23
  24 LDAP_BEGIN_DECL
  25
  26
  27 /*
  28  * SHA-1 in C
  29  * By Steve Reid <steve@edmweb.com>
  30  */
  31 #define LUTIL_SHA1_BYTES 20
  32
  33 /* This code assumes char are 8-bits and uint32 are 32-bits */
  34 typedef ac_uint4 uint32;
  35
  36 typedef struct {
  37     uint32 state[5];
  38     uint32 count[2];
  39     unsigned char buffer[64];
  40 } lutil_SHA1_CTX;
  41
  42 LDAP_LUTIL_F( void )
  43 lutil_SHA1Transform
  44         LDAP_P((uint32 state[5], const unsigned char buffer[64]));
  45
  46 LDAP_LUTIL_F( void  )
  47 lutil_SHA1Init
  48         LDAP_P((lutil_SHA1_CTX *context));
  49
  50 LDAP_LUTIL_F( void  )
  51 lutil_SHA1Update
  52         LDAP_P((lutil_SHA1_CTX *context, const unsigned char *data, uint32 len));
  53
  54 LDAP_LUTIL_F( void  )
  55 lutil_SHA1Final
  56         LDAP_P((unsigned char digest[20], lutil_SHA1_CTX *context));
  57
  58 LDAP_LUTIL_F( char * )
  59 lutil_SHA1End
  60         LDAP_P((lutil_SHA1_CTX *, char *));
  61
  62 LDAP_LUTIL_F( char * )
  63 lutil_SHA1File
  64         LDAP_P((char *, char *));
  65
  66 LDAP_LUTIL_F( char * )
  67 lutil_SHA1Data
  68         LDAP_P((const unsigned char *, size_t, char *));
  69
  70 LDAP_END_DECL
  71
  72 #endif /* AC_INT4_TYPE */
  73
  74 #endif /* _LUTIL_SHA1_H_ */