external/bsd/openldap/dist/include/lutil_sha1.h

   1 /* $OpenLDAP: pkg/ldap/include/lutil_sha1.h,v 1.28.2.3 2008/02/11 23:26:40 kurt Exp $ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1998-2008 The OpenLDAP Foundation.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15
  16 /* This version is based on:
  17  *      $OpenBSD: sha1.h,v 1.8 1997/07/15 01:54:23 millert Exp $        */
  18
  19 #ifndef _LUTIL_SHA1_H_
  20 #define _LUTIL_SHA1_H_
  21
  22 #include <ldap_cdefs.h>
  23 #include <ac/bytes.h>
  24
  25 #ifdef AC_INT4_TYPE
  26
  27 LDAP_BEGIN_DECL
  28
  29
  30 /*
  31  * SHA-1 in C
  32  * By Steve Reid <steve@edmweb.com>
  33  */
  34 #define LUTIL_SHA1_BYTES 20
  35
  36 /* This code assumes char are 8-bits and uint32 are 32-bits */
  37 typedef ac_uint4 uint32;
  38
  39 typedef struct {
  40     uint32 state[5];
  41     uint32 count[2];
  42     unsigned char buffer[64];
  43 } lutil_SHA1_CTX;
  44
  45 LDAP_LUTIL_F( void )
  46 lutil_SHA1Transform
  47         LDAP_P((uint32 state[5], const unsigned char buffer[64]));
  48
  49 LDAP_LUTIL_F( void  )
  50 lutil_SHA1Init
  51         LDAP_P((lutil_SHA1_CTX *context));
  52
  53 LDAP_LUTIL_F( void  )
  54 lutil_SHA1Update
  55         LDAP_P((lutil_SHA1_CTX *context, const unsigned char *data, uint32 len));
  56
  57 LDAP_LUTIL_F( void  )
  58 lutil_SHA1Final
  59         LDAP_P((unsigned char digest[20], lutil_SHA1_CTX *context));
  60
  61 LDAP_LUTIL_F( char * )
  62 lutil_SHA1End
  63         LDAP_P((lutil_SHA1_CTX *, char *));
  64
  65 LDAP_LUTIL_F( char * )
  66 lutil_SHA1File
  67         LDAP_P((char *, char *));
  68
  69 LDAP_LUTIL_F( char * )
  70 lutil_SHA1Data
  71         LDAP_P((const unsigned char *, size_t, char *));
  72
  73 LDAP_END_DECL
  74
  75 #endif /* AC_INT4_TYPE */
  76
  77 #endif /* _LUTIL_SHA1_H_ */