steghide  0.5.1
MHashPP.h
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1 /*
2  * steghide 0.5.1 - a steganography program
3  * Copyright (C) 1999-2003 Stefan Hetzl <shetzl@chello.at>
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18  *
19  */
20 
21 #ifndef SH_MHASHPP_H
22 #define SH_MHASHPP_H
23 
24 #include <mhash.h>
25 
26 #include "common.h"
27 
28 class BitString ;
29 
30 class MHashPP {
31  public:
32  enum Command { endhash } ;
33 
34  MHashPP (void) ;
35  MHashPP (hashid a) ;
36 
37  void init (hashid a) ;
38 
39  const std::vector<BYTE>& end (void) ;
40 
45  MHashPP& operator<< (std::string v) ;
46 
52 
58 
64 
69  BitString getHashBits (void) ;
70 
71  const std::vector<BYTE>& getHashBytes (void) ;
72 
77  unsigned int getHashSize (void) ;
78 
79  private:
81  bool hashing ;
82  MHASH HashD ;
83 
86  std::vector<BYTE> HashBytes ;
87 
88  std::string getAlgorithmName (void) ;
89  static std::string getAlgorithmName (hashid id) ;
90 } ;
91 
92 #endif // ndef SH_MHASHPP_H
BitString getHashBits(void)
Definition: MHashPP.cc:135
unsigned int getHashSize(void)
Definition: MHashPP.cc:68
const std::vector< BYTE > & end(void)
Definition: MHashPP.cc:51
void init(hashid a)
Definition: MHashPP.cc:42
Definition: MHashPP.h:30
const std::vector< BYTE > & getHashBytes(void)
Definition: MHashPP.cc:141
unsigned char BYTE
Definition: common.h:47
MHASH HashD
Definition: MHashPP.h:82
std::string getAlgorithmName(void)
Definition: MHashPP.cc:115
MHashPP & operator<<(std::string v)
Definition: MHashPP.cc:74
bool HashBytesValid
true iff HashBytes contains a valid hash value
Definition: MHashPP.h:85
a string of bits
Definition: BitString.h:42
Definition: MHashPP.h:32
MHashPP(void)
Definition: MHashPP.cc:31
bool hashing
true iff HashD contains a legal hash descriptor and data can be passed via <<
Definition: MHashPP.h:81
Command
Definition: MHashPP.h:32
std::vector< BYTE > HashBytes
Definition: MHashPP.h:86