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0.5.1
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src
RandomSource.h
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/*
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* steghide 0.5.1 - a steganography program
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* Copyright (C) 1999-2003 Stefan Hetzl <shetzl@chello.at>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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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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*
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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
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef SH_RANDOMSOURCE_H
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#define SH_RANDOMSOURCE_H
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#include <cstdio>
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#include <vector>
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class
BitString
;
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class
RandomSource
{
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public
:
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RandomSource
(
void
) ;
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~RandomSource
(
void
) ;
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BYTE
getByte
(
void
) ;
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std::vector<BYTE>
getBytes
(
unsigned
int
n) ;
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BitString
getBits
(
unsigned
int
n) ;
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bool
getBool
(
void
) ;
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unsigned
long
getValue
(
unsigned
long
n) ;
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private
:
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unsigned
int
RandomBytePos
;
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BYTE
RandomByte
;
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FILE *
RandomInput
;
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} ;
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#endif // ndef SH_RANDOMSOURCE_H
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