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/* MD5.H - header file for MD5C.C
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/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
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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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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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#include "crypthash.h"
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uint32_t state[4]; /* state (ABCD) */
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uint32_t count[2]; /* number of bits, modulo 2^64 (lsb first) */
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unsigned char buffer[64]; /* input buffer */
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void MD5Init (MD5_CTX *);
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void MD5Update (MD5_CTX *, unsigned char *, unsigned int);
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void MD5Final (unsigned char [16], MD5_CTX *);
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/* Declaration of functions and data types used for MD5 sum computing
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Copyright (C) 1995-1997,1999-2005 Free Software Foundation, Inc.
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NOTE: The canonical source of this file is maintained with the GNU C
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Library. Bugs can be reported to bug-glibc@prep.ai.mit.edu.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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# include <inttypes.h>
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#if HAVE_STDINT_H || _LIBC
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# if defined __GNUC__ && defined __GNUC_MINOR__
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# define __GNUC_PREREQ(maj, min) \
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((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
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# define __GNUC_PREREQ(maj, min) 0
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# if defined __cplusplus && __GNUC_PREREQ (2,8)
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# define __THROW throw ()
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# if ! __GNUC_PREREQ (2,8) || __STRICT_ANSI__
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# define __attribute__(x)
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# define __md5_buffer md5_buffer
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# define __md5_finish_ctx md5_finish_ctx
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# define __md5_init_ctx md5_init_ctx
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# define __md5_process_block md5_process_block
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# define __md5_process_bytes md5_process_bytes
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# define __md5_read_ctx md5_read_ctx
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# define __md5_stream md5_stream
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typedef uint32_t md5_uint32;
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/* Structure to save state of computation between the single steps. */
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char buffer[128] __attribute__ ((__aligned__ (__alignof__ (md5_uint32))));
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* The following three functions are build up the low level used in
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* the functions `md5_stream' and `md5_buffer'.
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/* Initialize structure containing state of computation.
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(RFC 1321, 3.3: Step 3) */
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extern void __md5_init_ctx (struct md5_ctx *ctx) __THROW;
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/* Starting with the result of former calls of this function (or the
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initialization function update the context for the next LEN bytes
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It is necessary that LEN is a multiple of 64!!! */
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extern void __md5_process_block (const void *buffer, size_t len,
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struct md5_ctx *ctx) __THROW;
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/* Starting with the result of former calls of this function (or the
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initialization function update the context for the next LEN bytes
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It is NOT required that LEN is a multiple of 64. */
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extern void __md5_process_bytes (const void *buffer, size_t len,
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struct md5_ctx *ctx) __THROW;
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/* Process the remaining bytes in the buffer and put result from CTX
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in first 16 bytes following RESBUF. The result is always in little
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endian byte order, so that a byte-wise output yields to the wanted
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ASCII representation of the message digest.
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IMPORTANT: On some systems it is required that RESBUF be correctly
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aligned for a 32 bits value. */
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extern void *__md5_finish_ctx (struct md5_ctx *ctx, void *resbuf) __THROW;
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/* Put result from CTX in first 16 bytes following RESBUF. The result is
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always in little endian byte order, so that a byte-wise output yields
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to the wanted ASCII representation of the message digest.
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IMPORTANT: On some systems it is required that RESBUF is correctly
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aligned for a 32 bits value. */
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extern void *__md5_read_ctx (const struct md5_ctx *ctx, void *resbuf) __THROW;
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/* Compute MD5 message digest for bytes read from STREAM. The
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resulting message digest number will be written into the 16 bytes
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beginning at RESBLOCK. */
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extern int __md5_stream (FILE *stream, void *resblock) __THROW;
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/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The
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result is always in little endian byte order, so that a byte-wise
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output yields to the wanted ASCII representation of the message
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extern void *__md5_buffer (const char *buffer, size_t len,
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void *resblock) __THROW;
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md5.h
