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MHashPP.h

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00001 /* 00002 * steghide 0.5.1 - a steganography program 00003 * Copyright (C) 1999-2003 Stefan Hetzl <shetzl@chello.at> 00004 * 00005 * This program is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU General Public License 00007 * as published by the Free Software Foundation; either version 2 00008 * of the License, or (at your option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00018 * 00019 */ 00020 00021 #ifndef SH_MHASHPP_H 00022 #define SH_MHASHPP_H 00023 00024 #include <mhash.h> 00025 00026 #include "common.h" 00027 00028 class BitString ; 00029 00030 class MHashPP { 00031 public: 00032 enum Command { endhash } ; 00033 00034 MHashPP (void) ; 00035 MHashPP (hashid a) ; 00036 00037 void init (hashid a) ; 00038 00039 const std::vector<BYTE>& end (void) ; 00040 00045 MHashPP& operator<< (std::string v) ; 00046 00051 MHashPP& operator<< (BitString v) ; 00052 00057 MHashPP& operator<< (BYTE v) ; 00058 00063 MHashPP& operator<< (Command c) ; 00064 00069 BitString getHashBits (void) ; 00070 00071 const std::vector<BYTE>& getHashBytes (void) ; 00072 00077 unsigned int getHashSize (void) ; 00078 00079 private: 00081 bool hashing ; 00082 MHASH HashD ; 00083 00085 bool HashBytesValid ; 00086 std::vector<BYTE> HashBytes ; 00087 00088 std::string getAlgorithmName (void) ; 00089 static std::string getAlgorithmName (hashid id) ; 00090 } ; 00091 00092 #endif // ndef SH_MHASHPP_H

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