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Diffstat (limited to 'include/md5.h')
| -rw-r--r-- | include/md5.h | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/include/md5.h b/include/md5.h deleted file mode 100644 index ad51f19..0000000 --- a/include/md5.h +++ /dev/null @@ -1,142 +0,0 @@ -/* md5.h - Declaration of functions and data types used for MD5 sum - computing library functions. - Copyright 1995, 1996, 2000 Free Software Foundation, Inc. - NOTE: The canonical source of this file is maintained with the GNU C - Library. Bugs can be reported to bug-glibc@prep.ai.mit.edu. - - This program is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by the - Free Software Foundation; either version 2, or (at your option) any - later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#ifndef _MD5_H -#define _MD5_H 1 - -#include <stdio.h> - -#if defined HAVE_LIMITS_H || _LIBC -# include <limits.h> -#endif - -/* The following contortions are an attempt to use the C preprocessor - to determine an unsigned integral type that is 32 bits wide. An - alternative approach is to use autoconf's AC_CHECK_SIZEOF macro, but - doing that would require that the configure script compile and *run* - the resulting executable. Locally running cross-compiled executables - is usually not possible. */ - -#ifdef _LIBC -# include <sys/types.h> -typedef u_int32_t md5_uint32; -#else -# define INT_MAX_32_BITS 2147483647 - -/* If UINT_MAX isn't defined, assume it's a 32-bit type. - This should be valid for all systems GNU cares about because - that doesn't include 16-bit systems, and only modern systems - (that certainly have <limits.h>) have 64+-bit integral types. */ - -# ifndef INT_MAX -# define INT_MAX INT_MAX_32_BITS -# endif - -# if INT_MAX == INT_MAX_32_BITS - typedef unsigned int md5_uint32; -# else -# if SHRT_MAX == INT_MAX_32_BITS - typedef unsigned short md5_uint32; -# else -# if LONG_MAX == INT_MAX_32_BITS - typedef unsigned long md5_uint32; -# else - /* The following line is intended to evoke an error. - Using #error is not portable enough. */ - "Cannot determine unsigned 32-bit data type." -# endif -# endif -# endif -#endif - -#undef __P -#if defined (__STDC__) && __STDC__ -#define __P(x) x -#else -#define __P(x) () -#endif - -/* Structure to save state of computation between the single steps. */ -struct md5_ctx -{ - md5_uint32 A; - md5_uint32 B; - md5_uint32 C; - md5_uint32 D; - - md5_uint32 total[2]; - md5_uint32 buflen; - char buffer[128]; -}; - -/* - * The following three functions are build up the low level used in - * the functions `md5_stream' and `md5_buffer'. - */ - -/* Initialize structure containing state of computation. - (RFC 1321, 3.3: Step 3) */ -extern void md5_init_ctx __P ((struct md5_ctx *ctx)); - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is necessary that LEN is a multiple of 64!!! */ -extern void md5_process_block __P ((const void *buffer, size_t len, - struct md5_ctx *ctx)); - -/* Starting with the result of former calls of this function (or the - initialization function update the context for the next LEN bytes - starting at BUFFER. - It is NOT required that LEN is a multiple of 64. */ -extern void md5_process_bytes __P ((const void *buffer, size_t len, - struct md5_ctx *ctx)); - -/* Process the remaining bytes in the buffer and put result from CTX - in first 16 bytes following RESBUF. The result is always in little - endian byte order, so that a byte-wise output yields to the wanted - ASCII representation of the message digest. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -extern void *md5_finish_ctx __P ((struct md5_ctx *ctx, void *resbuf)); - - -/* Put result from CTX in first 16 bytes following RESBUF. The result is - always in little endian byte order, so that a byte-wise output yields - to the wanted ASCII representation of the message digest. - - IMPORTANT: On some systems it is required that RESBUF is correctly - aligned for a 32 bits value. */ -extern void *md5_read_ctx __P ((const struct md5_ctx *ctx, void *resbuf)); - - -/* Compute MD5 message digest for bytes read from STREAM. The - resulting message digest number will be written into the 16 bytes - beginning at RESBLOCK. */ -extern int md5_stream __P ((FILE *stream, void *resblock)); - -/* Compute MD5 message digest for LEN bytes beginning at BUFFER. The - result is always in little endian byte order, so that a byte-wise - output yields to the wanted ASCII representation of the message - digest. */ -extern void *md5_buffer __P ((const char *buffer, size_t len, void *resblock)); - -#endif |