xref: /titanic_44/usr/src/uts/common/sys/md5.h (revision 990b4856d0eaada6f8140335733a1b1771ed2746)
1  /*
2   * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
3   * Use is subject to license terms.
4   */
5  
6  /*
7   * Cleaned up version of the md5.h header file from RFC 1321.
8   */
9  
10  /*
11   * MD5.H - header file for MD5C.C
12   */
13  
14  /*
15   * Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
16   * rights reserved.
17   *
18   * License to copy and use this software is granted provided that it
19   * is identified as the "RSA Data Security, Inc. MD5 Message-Digest
20   * Algorithm" in all material mentioning or referencing this software
21   * or this function.
22   *
23   * License is also granted to make and use derivative works provided
24   * that such works are identified as "derived from the RSA Data
25   * Security, Inc. MD5 Message-Digest Algorithm" in all material
26   * mentioning or referencing the derived work.
27   *
28   * RSA Data Security, Inc. makes no representations concerning either
29   * the merchantability of this software or the suitability of this
30   * software for any particular purpose. It is provided "as is"
31   * without express or implied warranty of any kind.
32   *
33   * These notices must be retained in any copies of any part of this
34   * documentation and/or software.
35   */
36  
37  #ifndef _SYS_MD5_H
38  #define	_SYS_MD5_H
39  
40  #pragma ident	"%Z%%M%	%I%	%E% SMI"
41  
42  #include <sys/types.h>		/* for uint_* */
43  
44  /*
45   * Definitions for MD5 hashing functions, conformant to RFC 1321
46   */
47  
48  #ifdef	__cplusplus
49  extern "C" {
50  #endif
51  
52  #define	MD5_DIGEST_LENGTH	16
53  
54  /* MD5 context. */
55  typedef struct	{
56  	uint32_t state[4];	/* state (ABCD) */
57  	uint32_t count[2];	/* number of bits, modulo 2^64 (lsb first) */
58  	union	{
59  		uint8_t		buf8[64];	/* undigested input */
60  		uint32_t	buf32[16];	/* realigned input */
61  	} buf_un;
62  } MD5_CTX;
63  
64  void MD5Init(MD5_CTX *);
65  void MD5Update(MD5_CTX *, const void *, unsigned int);
66  void MD5Final(void *, MD5_CTX *);
67  
68  #ifdef	__cplusplus
69  }
70  #endif
71  
72  #endif /* _SYS_MD5_H */
73