diff options
Diffstat (limited to 'lib/md5.h')
| -rw-r--r-- | lib/md5.h | 102 |
1 files changed, 29 insertions, 73 deletions
@@ -1,85 +1,41 @@ /* - Copyright (C) 1999 Aladdin Enterprises. All rights reserved. - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. - - L. Peter Deutsch - ghost@aladdin.com - + * MD5 hashing code copied from Lepton's crack <http://usuarios.lycos.es/reinob/> + * + * Adapted to be API-compatible with the previous (GPL-incompatible) code. */ -/* - Independent implementation of MD5 (RFC 1321). - This code implements the MD5 Algorithm defined in RFC 1321. - It is derived directly from the text of the RFC and not from the - reference implementation. - - The original and principal author of md5.h is L. Peter Deutsch - <ghost@aladdin.com>. Other authors are noted in the change history - that follows (in reverse chronological order): - - 2004-03-09 Jelmer Vernooij add G_MODULE_EXPORT for Bitlbee - 1999-11-04 lpd Edited comments slightly for automatic TOC extraction. - 1999-10-18 lpd Fixed typo in header comment (ansi2knr rather than md5); - added conditionalization for C++ compilation from Martin - Purschke <purschke@bnl.gov>. - 1999-05-03 lpd Original version. +/* + * This code implements the MD5 message-digest algorithm. + * The algorithm is due to Ron Rivest. This code was + * written by Colin Plumb in 1993, no copyright is claimed. + * This code is in the public domain; do with it what you wish. + * + * Equivalent code is available from RSA Data Security, Inc. + * This code has been tested against that, and is equivalent, + * except that you don't need to include two pages of legalese + * with every copy. + * + * To compute the message digest of a chunk of bytes, declare an + * MD5Context structure, pass it to MD5Init, call MD5Update as + * needed on buffers full of bytes, and then call MD5Final, which + * will fill a supplied 16-byte array with the digest. */ -#ifndef md5_INCLUDED -# define md5_INCLUDED +#ifndef _MD5_H +#define _MD5_H -#include <glib.h> +#include <sys/types.h> #include <gmodule.h> -/* - * This code has some adaptations for the Ghostscript environment, but it - * will compile and run correctly in any environment with 8-bit chars and - * 32-bit ints. Specifically, it assumes that if the following are - * defined, they have the same meaning as in Ghostscript: P1, P2, P3, - * ARCH_IS_BIG_ENDIAN. - */ - -typedef unsigned char md5_byte_t; /* 8-bit byte */ -typedef unsigned int md5_word_t; /* 32-bit word */ - -/* Define the state of the MD5 Algorithm. */ -typedef struct md5_state_s { - md5_word_t count[2]; /* message length in bits, lsw first */ - md5_word_t abcd[4]; /* digest buffer */ - md5_byte_t buf[64]; /* accumulate block */ +typedef u_int8_t md5_byte_t; +typedef struct MD5Context { + u_int32_t buf[4]; + u_int32_t bits[2]; + unsigned char in[64]; } md5_state_t; -#ifdef __cplusplus -extern "C" -{ -#endif - -/* Initialize the algorithm. */ -G_MODULE_EXPORT void md5_init(md5_state_t *pms); - -/* Append a string to the message. */ -G_MODULE_EXPORT void md5_append(md5_state_t *pms, const md5_byte_t *data, int nbytes); +G_MODULE_EXPORT void md5_init(struct MD5Context *context); +G_MODULE_EXPORT void md5_append(struct MD5Context *context, const md5_byte_t *buf, unsigned int len); +G_MODULE_EXPORT void md5_finish(struct MD5Context *context, md5_byte_t digest[16]); -/* Finish the message and return the digest. */ -G_MODULE_EXPORT void md5_finish(md5_state_t *pms, md5_byte_t digest[16]); - -#ifdef __cplusplus -} /* end extern "C" */ #endif - -#endif /* md5_INCLUDED */ |