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Diffstat (limited to 'lib/libalpm/md5.h')
| -rw-r--r-- | lib/libalpm/md5.h | 122 |
1 files changed, 80 insertions, 42 deletions
diff --git a/lib/libalpm/md5.h b/lib/libalpm/md5.h index 8ae324e3..7af70749 100644 --- a/lib/libalpm/md5.h +++ b/lib/libalpm/md5.h @@ -1,53 +1,91 @@ -/* MD5.H - header file for MD5C.C +/* + * RFC 1321 compliant MD5 implementation + * + * Copyright (C) 2006-2007 Christophe Devine + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License, version 2.1 as published by the Free Software Foundation. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301 USA */ -/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All -rights reserved. - -License to copy and use this software is granted provided that it -is identified as the "RSA Data Security, Inc. MD5 Message-Digest -Algorithm" in all material mentioning or referencing this software -or this function. - -License is also granted to make and use derivative works provided -that such works are identified as "derived from the RSA Data -Security, Inc. MD5 Message-Digest Algorithm" in all material -mentioning or referencing the derived work. - -RSA Data Security, Inc. makes no representations concerning either -the merchantability of this software or the suitability of this -software for any particular purpose. It is provided "as is" -without express or implied warranty of any kind. - -These notices must be retained in any copies of any part of this -documentation and/or software. */ -#ifndef _ALPM_MD5_H -#define _ALPM_MD5_H +/** + * \file md5.h + */ +#ifndef _MD5_H +#define _MD5_H -/* POINTER defines a generic pointer type */ -typedef unsigned char *POINTER; +#ifdef __cplusplus +extern "C" { +#endif -/* UINT2 defines a two byte word */ -typedef unsigned short int UINT2; +/** + * \brief MD5 context structure + */ +typedef struct +{ + unsigned long total[2]; /*!< number of bytes processed */ + unsigned long state[4]; /*!< intermediate digest state */ + unsigned char buffer[64]; /*!< data block being processed */ +} +md5_context; -/* UINT4 defines a four byte word */ -typedef unsigned int UINT4; +/** + * \brief MD5 context setup + * + * \param ctx context to be initialized + */ +void md5_starts( md5_context *ctx ); +/** + * \brief MD5 process buffer + * + * \param ctx MD5 context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void md5_update( md5_context *ctx, unsigned char *input, int ilen ); -/* MD5 context. */ -typedef struct { - UINT4 state[4]; /* state (ABCD) */ - UINT4 count[2]; /* number of bits, modulo 2^64 (lsb first) */ - unsigned char buffer[64]; /* input buffer */ -} MD5_CTX; +/** + * \brief MD5 final digest + * + * \param ctx MD5 context + * \param output MD5 checksum result + */ +void md5_finish( md5_context *ctx, unsigned char *output ); -void _alpm_MD5Init(MD5_CTX *); -void _alpm_MD5Update(MD5_CTX *, unsigned char *, unsigned int); -void _alpm_MD5Final(unsigned char [16], MD5_CTX *); +/** + * \brief Output = MD5( input buffer ) + * + * \param input buffer holding the data + * \param ilen length of the input data + * \param output MD5 checksum result + */ +void md5( unsigned char *input, int ilen, + unsigned char *output ); -char* _alpm_MDFile(char *); -void _alpm_MDPrint(unsigned char [16]); +/** + * \brief Output = MD5( file contents ) + * + * \param path input file name + * \param output MD5 checksum result + * + * \return 0 if successful, 1 if fopen failed, + * or 2 if fread failed + */ +int md5_file( const char *path, unsigned char *output ); -#endif /* _ALPM_MD5_H */ +#ifdef __cplusplus +} +#endif -/* vim: set ts=2 sw=2 noet: */ +#endif /* md5.h */ |