You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
47 lines
2.1 KiB
47 lines
2.1 KiB
![]()
19 years ago
|
/***************************************************************************
|
||
|
* 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;
|
||
|
}
|
||
|
}
|