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1 /* $OpenLDAP$ */
2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
3  *
4  * Copyright 1998-2014 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_ */