xref: /onnv-gate/usr/src/lib/gss_mechs/mech_dh/backend/crypto/md5.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
2*0Sstevel@tonic-gate 
3*0Sstevel@tonic-gate #ifdef __cplusplus
4*0Sstevel@tonic-gate extern "C" {
5*0Sstevel@tonic-gate #endif
6*0Sstevel@tonic-gate 
7*0Sstevel@tonic-gate /*
8*0Sstevel@tonic-gate  ***********************************************************************
9*0Sstevel@tonic-gate  ** md5.h -- header file for implementation of MD5                    **
10*0Sstevel@tonic-gate  ** RSA Data Security, Inc. MD5 Message-Digest Algorithm              **
11*0Sstevel@tonic-gate  ** Created: 2/17/90 RLR                                              **
12*0Sstevel@tonic-gate  ** Revised: 12/27/90 SRD,AJ,BSK,JT Reference C version               **
13*0Sstevel@tonic-gate  ** Revised (for MD5): RLR 4/27/91                                    **
14*0Sstevel@tonic-gate  **   -- G modified to have y&~z instead of y&z                       **
15*0Sstevel@tonic-gate  **   -- FF, GG, HH modified to add in last register done             **
16*0Sstevel@tonic-gate  **   -- Access pattern: round 2 works mod 5, round 3 works mod 3     **
17*0Sstevel@tonic-gate  **   -- distinct additive constant for each step                     **
18*0Sstevel@tonic-gate  **   -- round 4 added, working mod 7                                 **
19*0Sstevel@tonic-gate  ***********************************************************************
20*0Sstevel@tonic-gate  */
21*0Sstevel@tonic-gate 
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  ***********************************************************************
24*0Sstevel@tonic-gate  ** Copyright (C) 1990, RSA Data Security, Inc. All rights reserved.  **
25*0Sstevel@tonic-gate  **                                                                   **
26*0Sstevel@tonic-gate  ** License to copy and use this software is granted provided that    **
27*0Sstevel@tonic-gate  ** it is identified as the "RSA Data Security, Inc. MD5 Message-     **
28*0Sstevel@tonic-gate  ** Digest Algorithm" in all material mentioning or referencing this  **
29*0Sstevel@tonic-gate  ** software or this function.                                        **
30*0Sstevel@tonic-gate  **                                                                   **
31*0Sstevel@tonic-gate  ** License is also granted to make and use derivative works          **
32*0Sstevel@tonic-gate  ** provided that such works are identified as "derived from the RSA  **
33*0Sstevel@tonic-gate  ** Data Security, Inc. MD5 Message-Digest Algorithm" in all          **
34*0Sstevel@tonic-gate  ** material mentioning or referencing the derived work.              **
35*0Sstevel@tonic-gate  **                                                                   **
36*0Sstevel@tonic-gate  ** RSA Data Security, Inc. makes no representations concerning       **
37*0Sstevel@tonic-gate  ** either the merchantability of this software or the suitability    **
38*0Sstevel@tonic-gate  ** of this software for any particular purpose.  It is provided "as  **
39*0Sstevel@tonic-gate  ** is" without express or implied warranty of any kind.              **
40*0Sstevel@tonic-gate  **                                                                   **
41*0Sstevel@tonic-gate  ** These notices must be retained in any copies of any part of this  **
42*0Sstevel@tonic-gate  ** documentation and/or software.                                    **
43*0Sstevel@tonic-gate  ***********************************************************************
44*0Sstevel@tonic-gate  */
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate /* typedef a 32-bit type */
47*0Sstevel@tonic-gate typedef unsigned long int UINT4;
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate /* Data structure for MD5 (Message-Digest) computation */
50*0Sstevel@tonic-gate typedef struct {
51*0Sstevel@tonic-gate   UINT4 i[2];                   /* number of _bits_ handled mod 2^64 */
52*0Sstevel@tonic-gate   UINT4 buf[4];                                    /* scratch buffer */
53*0Sstevel@tonic-gate   unsigned char in[64];                              /* input buffer */
54*0Sstevel@tonic-gate   unsigned char digest[16];     /* actual digest after MD5Final call */
55*0Sstevel@tonic-gate } MD5_CTX;
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate void MD5Init (MD5_CTX *mdContext);
58*0Sstevel@tonic-gate void MD5Update (MD5_CTX *mdContext, unsigned char *inBuf, unsigned int inLen);
59*0Sstevel@tonic-gate void MD5Final (MD5_CTX *mdContext);
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate #ifdef __cplusplus
64*0Sstevel@tonic-gate }
65*0Sstevel@tonic-gate #endif
66