import comment

git-svn-id: https://svn.code.sf.net/p/keepassx/code/trunk@1 b624d157-de02-0410-bad0-e51aec6abb33
This commit is contained in:
tariq
2005-10-11 19:59:21 +00:00
commit 434e6a5aa3
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src/lib/random.cpp Executable file
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/***************************************************************************
* Copyright (C) 2005 by Tarek Saidi *
* mail@tarek-saidi.de *
* *
* 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 of the License, 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. *
***************************************************************************/
#include <iostream.h>
#include <fstream.h>
#include <qdatetime.h>
#include <qobject.h>
#include "random.h"
void getRandomBytes(void* buffer,int NumBlocks,int BlockSize,bool Strong){
FILE *dev_random;
if(Strong){
dev_random = fopen("/dev/random","r");}
else{
dev_random = fopen("/dev/urandom","r");}
if (dev_random==NULL){
cout << QObject::tr("/dev/random konnte nicht geöffnet werden - nutze Standardbibliothek (stdlib)") << endl;
srand(QTime(0,0,0).secsTo(QTime::currentTime()));
for(int i=0;i<NumBlocks*BlockSize;i++){
UINT8 rnd=rand()%256;
((UINT8*)buffer)[i]=rnd;
}
return;
}
else{
fread(buffer,BlockSize,NumBlocks,dev_random);
fclose(dev_random);
return;
}
}