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