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/*
* Copyright (c) 1998 Denis Perchine <dyp@perchine.com>
* Copyright (c) 2004 Szombathelyi György <gyurco@freemail.hu>
* Former maintainer: Adriaan de Groot <groot@kde.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License version 2 as published by the Free Software Foundation.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include "globals.h"
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_CRYPT_H
#include <crypt.h>
#endif
#include <tqfile.h>
#include <kmessagebox.h>
#include "misc.h"
#include "kglobal_.h"
bool backup(const TQString & name)
{
TQString tmp = name + TQString::fromLatin1(KU_BACKUP_EXT);
TQFile::remove( tmp );
if (copyFile(TQFile::encodeName(name), TQFile::encodeName(tmp)) == -1)
{
TQString str;
KMessageBox::error( 0, i18n("Can't create backup file for %1").arg(name) );
return false;
}
return true;
}
time_t now() {
struct timeval tv;
gettimeofday( &tv, NULL );
return ( tv.tv_sec );
}
#define BLOCK_SIZE 65536
int copyFile(const TQString & from, const TQString & to)
{
TQFile fi;
TQFile fo;
char buf[BLOCK_SIZE];
fi.setName(from);
fo.setName(to);
if (!fi.exists()) {
KMessageBox::error( 0, i18n("File %1 does not exist.").arg(from) );
return (-1);
}
if (!fi.open(IO_ReadOnly)) {
KMessageBox::error( 0, i18n("Cannot open file %1 for reading.").arg(from) );
return (-1);
}
if (!fo.open(IO_Raw | IO_WriteOnly | IO_Truncate)) {
KMessageBox::error( 0, i18n("Cannot open file %1 for writing.").arg(to) );
return (-1);
}
while (!fi.atEnd()) {
int len = fi.readBlock(buf, BLOCK_SIZE);
if (len <= 0)
break;
fo.writeBlock(buf, len);
}
fi.close();
fo.close();
return (0);
}
TQStringList readShells()
{
TQStringList shells;
FILE *f = fopen(SHELL_FILE,"r");
if (f) {
while (!feof(f)) {
char s[200];
fgets(s, 200, f);
if (feof(f))
break;
s[strlen(s)-1]=0;
if ((s[0])&&(s[0]!='#'))
shells.append(TQFile::decodeName(s));
}
fclose(f);
}
return shells;
}
void addShell(const TQString &shell)
{
TQStringList shells = readShells();
if (shells.contains(shell))
return;
FILE *f = fopen(SHELL_FILE,"a");
if (f)
{
fputs(TQFile::encodeName(shell).data(), f);
fputc('\n', f);
}
fclose(f);
}
TQCString genSalt( int len )
{
TQCString salt( len + 1 );
const char * set = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./";
salt[0] = set[getpid() % strlen(set)];
for( int i = 1; i < len; i++ ) {
salt[i] = set[kapp->random() % strlen(set)];
}
return salt;
}
TQString encryptPass( const TQString &pass, bool md5 )
{
TQCString salt;
char tmp[128];
if ( md5 ) {
salt = "$1$";
salt += genSalt( 8 );
salt += '$';
} else {
salt = genSalt( 2 );
}
strcpy( tmp, crypt( TQFile::encodeName( pass ), salt ) );
return TQString::fromLocal8Bit( tmp );
}
int timeToDays(time_t time)
{
return time < 0 ? -1 : time/(24*60*60);
}
time_t daysToTime(int days)
{
return days*24*60*60;
}
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