2006-07-11 13:10:51 +00:00
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/* $Id: pc_md5.h,v 1.2 2006-07-11 13:10:33 alex Exp $
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2006-05-04 16:36:51 +00:00
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*
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* Header file for the PDFlib MD5 message digest routines
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*
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*/
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/* This is a slightly modified version of the RSA reference
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* implementation for MD5, which originally contained
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* the following copyright notice:
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*/
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/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
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rights reserved.
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License to copy and use this software is granted provided that it
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is identified as the "RSA Data Security, Inc. MD5 Message-Digest
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Algorithm" in all material mentioning or referencing this software
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or this function.
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License is also granted to make and use derivative works provided
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that such works are identified as "derived from the RSA Data
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Security, Inc. MD5 Message-Digest Algorithm" in all material
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mentioning or referencing the derived work.
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RSA Data Security, Inc. makes no representations concerning either
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the merchantability of this software or the suitability of this
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software for any particular purpose. It is provided "as is"
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without express or implied warranty of any kind.
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These notices must be retained in any copies of any part of this
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documentation and/or software.
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*/
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/* we prefix our MD5 function names with "pdc_", so you can
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* link your program with another MD5 lib without troubles.
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*/
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#define MD5_Init pdc_MD5_Init
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#define MD5_Update pdc_MD5_Update
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#define MD5_Final pdc_MD5_Final
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typedef unsigned int MD5_UINT4;
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#define MD5_DIGEST_LENGTH 16
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/* MD5 context. */
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typedef struct {
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MD5_UINT4 state[4]; /* state (ABCD) */
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MD5_UINT4 count[2]; /* number of bits, modulo 2^64 (lsb first) */
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unsigned char buffer[64]; /* input buffer */
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} MD5_CTX;
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void MD5_Init(MD5_CTX *context);
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void MD5_Update(
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MD5_CTX *context, const unsigned char *input, unsigned int inputLen);
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void MD5_Final(unsigned char digest[MD5_DIGEST_LENGTH], MD5_CTX *context);
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