Kennwortmanager KeePassX Weiterentwicklung der Version 1
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keepassx1/src/dialogs/PasswordGenDlg.cpp

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/***************************************************************************
* Copyright (C) 2005 by Tarek Saidi *
* tarek@linux *
* *
* 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; version 2 of the License. *
* *
* 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 "dialogs/PasswordGenDlg.h"
#include "dialogs/CollectEntropyDlg.h"
#include "random.h"
#include "apg/randpass.h"
#include "apg/pronpass.h"
bool CGenPwDialog::EntropyCollected=false;
CGenPwDialog::CGenPwDialog(QWidget* parent, bool StandAloneMode,Qt::WFlags fl)
: QDialog(parent,fl)
{
setupUi(this);
connect(ButtonGenerate, SIGNAL(clicked()), SLOT(OnGeneratePw()));
connect(Radio_1, SIGNAL(toggled(bool)), SLOT(OnRadio1StateChanged(bool)));
connect(Radio_2, SIGNAL(toggled(bool)), SLOT(OnRadio2StateChanged(bool)));
connect(DialogButtons, SIGNAL(rejected()), SLOT(OnCancel()));
connect(DialogButtons, SIGNAL(accepted()), SLOT(OnAccept()));
connect(tabCategory, SIGNAL(currentChanged(int)), SLOT(estimateQuality()));
connect(Radio_1, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(Radio_2, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBox1, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBox2, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBox3, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBox4, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBox5, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBox6, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBox7, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(Edit_chars, SIGNAL(textChanged(const QString&)), SLOT(estimateQuality()));
connect(checkBoxPU, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBoxPL, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBoxPN, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(checkBoxPS, SIGNAL(toggled(bool)), SLOT(estimateQuality()));
connect(Spin_Num, SIGNAL(valueChanged(int)), SLOT(estimateQuality()));
connect(Check_CollectEntropy, SIGNAL(stateChanged(int)), SLOT(OnCollectEntropyChanged(int)));
connect(Edit_chars, SIGNAL(textEdited(const QString&)), SLOT(OnCharsChanged(const QString&)));
connect(ButtonChangeEchoMode, SIGNAL(clicked()), SLOT(SwapEchoMode()));
connect(tabCategory, SIGNAL(currentChanged(int)), SLOT(setGenerateEnabled()));
connect(Radio_1, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(Radio_2, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBox1, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBox2, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBox3, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBox4, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBox5, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBox6, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBox7, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(Edit_chars, SIGNAL(textChanged(const QString&)), SLOT(setGenerateEnabled()));
connect(checkBoxPU, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBoxPL, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBoxPN, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
connect(checkBoxPS, SIGNAL(toggled(bool)), SLOT(setGenerateEnabled()));
if(!StandAloneMode){
AcceptButton=DialogButtons->addButton(QDialogButtonBox::Ok);
AcceptButton->setEnabled(false);
DialogButtons->addButton(QDialogButtonBox::Cancel);
connect(Edit_dest, SIGNAL(textChanged(const QString&)), SLOT(setAcceptEnabled(const QString&)));
}
else{
DialogButtons->addButton(QDialogButtonBox::Close);
AcceptButton=NULL;
}
tabCategory->setCurrentIndex(config->pwGenCategory());
QBitArray pwGenOptions=config->pwGenOptions();
Radio_1->setChecked(pwGenOptions.at(0));
Radio_2->setChecked(!pwGenOptions.at(0));
checkBox1->setChecked(pwGenOptions.at(1));
checkBox2->setChecked(pwGenOptions.at(2));
checkBox3->setChecked(pwGenOptions.at(3));
checkBox4->setChecked(pwGenOptions.at(4));
checkBox5->setChecked(pwGenOptions.at(5));
checkBox6->setChecked(pwGenOptions.at(6));
checkBox7->setChecked(pwGenOptions.at(7));
Check_CollectEntropy->setChecked(pwGenOptions.at(8));
Check_CollectOncePerSession->setChecked(pwGenOptions.at(9));
OnRadio1StateChanged(pwGenOptions.at(0));
OnRadio2StateChanged(!pwGenOptions.at(0));
if (pwGenOptions.size()>=14){
checkBoxPU->setChecked(pwGenOptions.at(10));
checkBoxPL->setChecked(pwGenOptions.at(11));
checkBoxPN->setChecked(pwGenOptions.at(12));
checkBoxPS->setChecked(pwGenOptions.at(13));
}
else{
checkBoxPU->setChecked(true);
checkBoxPL->setChecked(true);
checkBoxPN->setChecked(true);
checkBoxPS->setChecked(false);
}
Check_ExcludeLookAlike->setChecked(config->pwGenExcludeLookAlike());
Check_EveryGroup->setChecked(config->pwGenEveryGroup());
Spin_Num->setValue(config->pwGenLength());
adjustSize();
resize(size() + QSize(5, 10));
createBanner(&BannerPixmap,getPixmap("dice"),tr("Password Generator"),width());
if(!config->showPasswords())
SwapEchoMode();
else
ButtonChangeEchoMode->setIcon(getIcon("pwd_show"));
}
CGenPwDialog::~CGenPwDialog(){
config->setPwGenCategory(tabCategory->currentIndex());
QBitArray pwGenOptions(14);
pwGenOptions.setBit(0,Radio_1->isChecked());
pwGenOptions.setBit(1,checkBox1->isChecked());
pwGenOptions.setBit(2,checkBox2->isChecked());
pwGenOptions.setBit(3,checkBox3->isChecked());
pwGenOptions.setBit(4,checkBox4->isChecked());
pwGenOptions.setBit(5,checkBox5->isChecked());
pwGenOptions.setBit(6,checkBox6->isChecked());
pwGenOptions.setBit(7,checkBox7->isChecked());
pwGenOptions.setBit(8,Check_CollectEntropy->isChecked());
pwGenOptions.setBit(9,Check_CollectOncePerSession->isChecked());
pwGenOptions.setBit(10,checkBoxPU->isChecked());
pwGenOptions.setBit(11,checkBoxPL->isChecked());
pwGenOptions.setBit(12,checkBoxPN->isChecked());
pwGenOptions.setBit(13,checkBoxPS->isChecked());
config->setPwGenOptions(pwGenOptions);
config->setPwGenExcludeLookAlike(Check_ExcludeLookAlike->isChecked());
config->setPwGenEveryGroup(Check_EveryGroup->isChecked());
config->setPwGenLength(Spin_Num->value());
}
void CGenPwDialog::paintEvent(QPaintEvent *event){
QDialog::paintEvent(event);
QPainter painter(this);
painter.setClipRegion(event->region());
painter.drawPixmap(QPoint(0,0),BannerPixmap);
}
void CGenPwDialog::OnRadio1StateChanged(bool state)
{
if(state){
checkBox1->setEnabled(true);
checkBox2->setEnabled(true);
checkBox3->setEnabled(true);
checkBox4->setEnabled(true);
checkBox5->setEnabled(true);
checkBox6->setEnabled(true);
checkBox7->setEnabled(true);
}else{
checkBox1->setDisabled(true);
checkBox2->setDisabled(true);
checkBox3->setDisabled(true);
checkBox4->setDisabled(true);
checkBox5->setDisabled(true);
checkBox6->setDisabled(true);
checkBox7->setDisabled(true);
}
}
void CGenPwDialog::OnRadio2StateChanged(bool state){
if(state)
Edit_chars->setEnabled(true);
else
Edit_chars->setDisabled(true);
}
void CGenPwDialog::OnGeneratePw()
{
int length = Spin_Num->value();
char* buffer = new char[length+1];
if (tabCategory->currentIndex()==1)
{
unsigned int mode = 0;
if (checkBoxPU->isChecked())
mode |= S_CL;
if (checkBoxPL->isChecked())
mode |= S_SL;
if (checkBoxPN->isChecked())
mode |= S_NB;
if (checkBoxPS->isChecked())
mode |= S_SS;
char* hyphenated_word = new char[length*18+1];
gen_pron_pass(buffer, hyphenated_word, length, length, mode);
delete[] hyphenated_word;
}
else{
generatePasswordInternal(buffer, length);
}
Edit_dest->setText(buffer);
delete[] buffer;
}
void CGenPwDialog::estimateQuality(){
int num=0;
if (tabCategory->currentIndex()==0){
if(Radio_1->isChecked()){
if(checkBox1->isChecked())
num+=26;
if(checkBox2->isChecked())
num+=26;
if(checkBox3->isChecked())
num+=10;
if(checkBox4->isChecked())
num+=32;
if(checkBox5->isChecked())
num++;
if(checkBox6->isChecked() && !checkBox4->isChecked())
num++;
if(checkBox7->isChecked() && !checkBox4->isChecked())
num++;
}
else
num=Edit_chars->text().length();
}
else{
if (checkBoxPU->isChecked())
num+=26;
if (checkBoxPL->isChecked())
num+=26;
if (checkBoxPN->isChecked())
num+=10;
if (checkBoxPS->isChecked())
num+=32;
}
float bits=0;
if(num)
bits=log((float)num)/log(2.0f);
bits=bits*((float)Spin_Num->value());
Progress_Quali->setFormat(tr("%1 Bits").arg((int)bits));
Progress_Quali->update();
if(bits>128)bits=128;
Progress_Quali->setValue((int)bits);
}
void CGenPwDialog::OnCharsChanged(const QString& str){
bool multiple=false;
for(int i=0;i<str.size();i++){
int count=0;
for(int j=0;j<str.size();j++){
if(str[i]==str[j]){
if(count){
multiple=true;
break;
}
else {
count++;
}
}
}
if(multiple)break;
}
if(!multiple)return;
QString newstr;
for(int i=0;i<str.size();i++){
if(!newstr.count(str[i])){
newstr+=str[i];
}
}
Edit_chars->setText(newstr);
}
void CGenPwDialog::OnAccept()
{
done(1);
}
void CGenPwDialog::OnCancel()
{
done(0);
}
void CGenPwDialog::OnCollectEntropyChanged(int state){
if(state==Qt::Checked)
Check_CollectOncePerSession->setDisabled(false);
else
Check_CollectOncePerSession->setDisabled(true);
}
void CGenPwDialog::SwapEchoMode(){
if(Edit_dest->echoMode()==QLineEdit::Normal){
Edit_dest->setEchoMode(QLineEdit::Password);
ButtonChangeEchoMode->setIcon(getIcon("pwd_hide"));
}
else{
Edit_dest->setEchoMode(QLineEdit::Normal);
ButtonChangeEchoMode->setIcon(getIcon("pwd_show"));
}
}
void CGenPwDialog::AddToAssoctable(char* table,int start,int end,int& pos){
for (int i=start;i<=end;i++){
if (Check_ExcludeLookAlike->isChecked()){
switch (i){
case 48: // 0
case 79: // O
case 49: // 1
case 73: // I
case 108: // l
case 124: // |
continue;
}
}
table[pos]=i;
pos++;
}
}
CGenPwDialog::PwGroup CGenPwDialog::AddToAssoctableGroup(char* table,int start,int end,int& pos){
PwGroup group;
group.start = pos;
AddToAssoctable(table,start,end,pos);
group.end = pos-1;
return group;
}
void CGenPwDialog::generatePasswordInternal(char* buffer, int length){
/*-------------------------------------------------------
ASCII
-------------------------------------------------------
"A...Z" 65...90
"a...z" 97...122
"0...9" 48...57
Special Characters 33...47; 58...64; 91...96; 123...126
"-" 45
"_" 95
-------------------------------------------------------
*/
int num=0;
char assoctable[255];
int groups=0;
bool ensureEveryGroup = false;
QList<PwGroup> groupTable;
if(Radio_1->isChecked()){
if (Check_EveryGroup->isChecked()){
if (checkBox1->isChecked()) groups++;
if (checkBox2->isChecked()) groups++;
if (checkBox3->isChecked()) groups++;
if (checkBox4->isChecked()) groups++;
if (checkBox5->isChecked()) groups++;
if (checkBox6->isChecked()) groups++;
if (checkBox7->isChecked()) groups++;
if (groups<=length)
ensureEveryGroup = true;
}
if(checkBox1->isChecked()){
if (ensureEveryGroup) groupTable.append(AddToAssoctableGroup(assoctable,65,90,num));
else AddToAssoctable(assoctable,65,90,num);
}
if(checkBox2->isChecked()){
if (ensureEveryGroup) groupTable.append(AddToAssoctableGroup(assoctable,97,122,num));
else AddToAssoctable(assoctable,97,122,num);
}
if(checkBox3->isChecked()){
if (ensureEveryGroup) groupTable.append(AddToAssoctableGroup(assoctable,48,57,num));
else AddToAssoctable(assoctable,48,57,num);
}
if(checkBox4->isChecked()){
PwGroup group;
group.start = num;
AddToAssoctable(assoctable,33,44,num);
AddToAssoctable(assoctable,46,47,num);
AddToAssoctable(assoctable,58,64,num);
AddToAssoctable(assoctable,91,94,num);
AddToAssoctable(assoctable,96,96,num);
AddToAssoctable(assoctable,123,126,num);
if (ensureEveryGroup){
group.end = num-1;
groupTable.append(group);
}
}
if(checkBox5->isChecked()){
if (ensureEveryGroup) groupTable.append(AddToAssoctableGroup(assoctable,32,32,num));
else AddToAssoctable(assoctable,32,32,num);
}
if(checkBox6->isChecked()){
if (ensureEveryGroup) groupTable.append(AddToAssoctableGroup(assoctable,45,45,num));
else AddToAssoctable(assoctable,45,45,num);
}
if(checkBox7->isChecked()){
if (ensureEveryGroup) groupTable.append(AddToAssoctableGroup(assoctable,95,95,num));
else AddToAssoctable(assoctable,95,95,num);
}
}
else{
QString str=Edit_chars->text();
for(int i=0;i<str.length();i++){
assoctable[i]=str[i].toAscii();
num++;
}
}
buffer[length]=0;
if(Check_CollectEntropy->isChecked()){
if((Check_CollectOncePerSession->isChecked() && !EntropyCollected) || !Check_CollectOncePerSession->isChecked()){
CollectEntropyDlg dlg(this);
dlg.exec();
EntropyCollected=true;
}
}
if (ensureEveryGroup){
QList<int> charPos;
for (int i=0; i<length; i++)
charPos.append(i);
for (int i=0; i<groups; i++){
int posIndex = randintRange(0, charPos.count()-1);
int pos = charPos[posIndex];
charPos.removeAt(posIndex);
buffer[pos] = assoctable[randintRange(groupTable[i].start, groupTable[i].end)];
}
for (int i=groups; i<length; i++){
int posIndex = randintRange(0, charPos.count()-1);
int pos = charPos[posIndex];
charPos.removeAt(posIndex);
buffer[pos] = assoctable[randint(num)];
}
}
else{
for (int i=0; i<length; i++)
buffer[i] = assoctable[randint(num)];
}
}
void CGenPwDialog::setGenerateEnabled(){
bool enable;
if (tabCategory->currentIndex()==0){
if (Radio_1->isChecked()){
enable = checkBox1->isChecked() || checkBox2->isChecked() || checkBox3->isChecked() ||
checkBox4->isChecked() || checkBox5->isChecked() || checkBox6->isChecked() ||
checkBox7->isChecked();
}
else{
enable = !Edit_chars->text().isEmpty();
}
}
else{
enable = checkBoxPU->isChecked() || checkBoxPL->isChecked() ||
checkBoxPN->isChecked() || checkBoxPS->isChecked();
}
ButtonGenerate->setEnabled(enable);
}
void CGenPwDialog::setAcceptEnabled(const QString& str){
AcceptButton->setEnabled(!str.isEmpty());
}