Differential D7103 Diff 22674 src/qt/askpassphrasedialog.cpp

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src/qt/askpassphrasedialog.cpp

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#include <qt/guiconstants.h>		#include <qt/guiconstants.h>
#include <qt/walletmodel.h>		#include <qt/walletmodel.h>
#include <support/allocators/secure.h>		#include <support/allocators/secure.h>

#include <QKeyEvent>		#include <QKeyEvent>
#include <QMessageBox>		#include <QMessageBox>
#include <QPushButton>		#include <QPushButton>

AskPassphraseDialog::AskPassphraseDialog(Mode _mode, QWidget *parent)		AskPassphraseDialog::AskPassphraseDialog(Mode _mode, QWidget *parent,
		SecureString *passphrase_out)
: QDialog(parent), ui(new Ui::AskPassphraseDialog), mode(_mode),		: QDialog(parent), ui(new Ui::AskPassphraseDialog), mode(_mode),
model(nullptr), fCapsLock(false) {		model(nullptr), fCapsLock(false), m_passphrase_out(passphrase_out) {
ui->setupUi(this);		ui->setupUi(this);

ui->passEdit1->setMinimumSize(ui->passEdit1->sizeHint());		ui->passEdit1->setMinimumSize(ui->passEdit1->sizeHint());
ui->passEdit2->setMinimumSize(ui->passEdit2->sizeHint());		ui->passEdit2->setMinimumSize(ui->passEdit2->sizeHint());
ui->passEdit3->setMinimumSize(ui->passEdit3->sizeHint());		ui->passEdit3->setMinimumSize(ui->passEdit3->sizeHint());

ui->passEdit1->setMaxLength(MAX_PASSPHRASE_SIZE);		ui->passEdit1->setMaxLength(MAX_PASSPHRASE_SIZE);
ui->passEdit2->setMaxLength(MAX_PASSPHRASE_SIZE);		ui->passEdit2->setMaxLength(MAX_PASSPHRASE_SIZE);
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}		}

void AskPassphraseDialog::setModel(WalletModel *_model) {		void AskPassphraseDialog::setModel(WalletModel *_model) {
this->model = _model;		this->model = _model;
}		}

void AskPassphraseDialog::accept() {		void AskPassphraseDialog::accept() {
SecureString oldpass, newpass1, newpass2;		SecureString oldpass, newpass1, newpass2;
if (!model) {		if (!model && mode != Encrypt) {
return;		return;
}		}
oldpass.reserve(MAX_PASSPHRASE_SIZE);		oldpass.reserve(MAX_PASSPHRASE_SIZE);
newpass1.reserve(MAX_PASSPHRASE_SIZE);		newpass1.reserve(MAX_PASSPHRASE_SIZE);
newpass2.reserve(MAX_PASSPHRASE_SIZE);		newpass2.reserve(MAX_PASSPHRASE_SIZE);
// TODO: get rid of this .c_str() by implementing		// TODO: get rid of this .c_str() by implementing
// SecureString::operator=(std::string)		// SecureString::operator=(std::string)
// Alternately, find a way to make this input mlock()'d to begin with.		// Alternately, find a way to make this input mlock()'d to begin with.
Show All 13 Lines	switch (mode) {
this, tr("Confirm wallet encryption"),		this, tr("Confirm wallet encryption"),
tr("Warning: If you encrypt your wallet and lose your "		tr("Warning: If you encrypt your wallet and lose your "
"passphrase, you will <b>LOSE ALL OF YOUR BITCOINS</b>!") +		"passphrase, you will <b>LOSE ALL OF YOUR BITCOINS</b>!") +
"<br><br>" +		"<br><br>" +
tr("Are you sure you wish to encrypt your wallet?"),		tr("Are you sure you wish to encrypt your wallet?"),
QMessageBox::Yes \| QMessageBox::Cancel, QMessageBox::Cancel);		QMessageBox::Yes \| QMessageBox::Cancel, QMessageBox::Cancel);
if (retval == QMessageBox::Yes) {		if (retval == QMessageBox::Yes) {
if (newpass1 == newpass2) {		if (newpass1 == newpass2) {
		QString encryption_reminder =
		tr("Remember that encrypting your wallet cannot fully "
		"protect "
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		"your bitcoins from being stolen by malware "
		"infecting your computer.");
		if (m_passphrase_out) {
		m_passphrase_out->assign(newpass1);
		QMessageBox::warning(
		this, tr("Wallet to be encrypted"),
		"<qt>" +
		tr("Your wallet is about to be encrypted. ") +
		encryption_reminder + "</b></qt>");
		} else {
		assert(model != nullptr);
if (model->setWalletEncrypted(true, newpass1)) {		if (model->setWalletEncrypted(true, newpass1)) {
QMessageBox::warning(		QMessageBox::warning(
this, tr("Wallet encrypted"),		this, tr("Wallet encrypted"),
"<qt>" +		"<qt>" + tr("Your wallet is now encrypted. ") +
tr("Your wallet is now encrypted. "		encryption_reminder + "<br><br><b>" +
"Remember that encrypting your wallet "		tr("IMPORTANT: Any previous backups you "
"cannot fully protect your bitcoins from "		"have "
		FabienUnsubmitted Not Done Inline Actions Dito Fabien: Dito
"being stolen by malware infecting your "
"computer.") +
"<br><br><b>" +
tr("IMPORTANT: Any previous backups you have "
"made of your wallet file should be "		"made of your wallet file should be "
"replaced with the newly generated, "		"replaced with the newly generated, "
"encrypted wallet file. "		"encrypted wallet file. "
"For security reasons, previous backups of "		"For security reasons, previous backups "
"the unencrypted wallet file will become "		"of "
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		"the unencrypted wallet file will "
		"become "
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"useless as soon as you start using the "		"useless as soon as you start using the "
"new, encrypted wallet.") +		"new, encrypted wallet.") +
"</b></qt>");		"</b></qt>");
} else {		} else {
QMessageBox::critical(		QMessageBox::critical(
this, tr("Wallet encryption failed"),		this, tr("Wallet encryption failed"),
tr("Wallet encryption failed due to an internal "		tr("Wallet encryption failed due to an "
		"internal "
		FabienUnsubmitted Not Done Inline Actions Dito Fabien: Dito
"error. Your wallet was not encrypted."));		"error. Your wallet was not encrypted."));
}		}
		}
QDialog::accept(); // Success		QDialog::accept(); // Success
} else {		} else {
QMessageBox::critical(		QMessageBox::critical(
this, tr("Wallet encryption failed"),		this, tr("Wallet encryption failed"),
tr("The supplied passphrases do not match."));		tr("The supplied passphrases do not match."));
}		}
} else {		} else {
QDialog::reject(); // Cancelled		QDialog::reject(); // Cancelled
Show All 20 Lines	switch (mode) {
case ChangePass:		case ChangePass:
if (newpass1 == newpass2) {		if (newpass1 == newpass2) {
if (model->changePassphrase(oldpass, newpass1)) {		if (model->changePassphrase(oldpass, newpass1)) {
QMessageBox::information(		QMessageBox::information(
this, tr("Wallet encrypted"),		this, tr("Wallet encrypted"),
tr("Wallet passphrase was successfully changed."));		tr("Wallet passphrase was successfully changed."));
QDialog::accept(); // Success		QDialog::accept(); // Success
} else {		} else {
QMessageBox::critical(		QMessageBox::critical(this, tr("Wallet encryption failed"),
this, tr("Wallet encryption failed"),		tr("The passphrase entered for "
tr("The passphrase entered for the wallet decryption "		"the wallet decryption "
		FabienUnsubmitted Not Done Inline Actions Is that from the linter ? The layour looks bad now Fabien: Is that from the linter ? The layour looks bad now
"was incorrect."));		"was incorrect."));
}		}
} else {		} else {
QMessageBox::critical(		QMessageBox::critical(
this, tr("Wallet encryption failed"),		this, tr("Wallet encryption failed"),
tr("The supplied passphrases do not match."));		tr("The supplied passphrases do not match."));
}		}
break;		break;
}		}
▲ Show 20 Lines • Show All 41 Lines • ▼ Show 20 Lines	void AskPassphraseDialog::toggleShowPassword(bool show) {
const auto renderingMode = show ? QLineEdit::Normal : QLineEdit::Password;		const auto renderingMode = show ? QLineEdit::Normal : QLineEdit::Password;
ui->passEdit1->setEchoMode(renderingMode);		ui->passEdit1->setEchoMode(renderingMode);
ui->passEdit2->setEchoMode(renderingMode);		ui->passEdit2->setEchoMode(renderingMode);
ui->passEdit3->setEchoMode(renderingMode);		ui->passEdit3->setEchoMode(renderingMode);
}		}

bool AskPassphraseDialog::eventFilter(QObject object, QEvent event) {		bool AskPassphraseDialog::eventFilter(QObject object, QEvent event) {
/* Detect Caps Lock.		/* Detect Caps Lock.
* There is no good OS-independent way to check a key state in Qt, but we		* There is no good OS-independent way to check a key state in Qt, but
* can detect Caps Lock by checking for the following condition:		* we can detect Caps Lock by checking for the following condition:
* Shift key is down and the result is a lower case character, or		* Shift key is down and the result is a lower case character, or
* Shift key is not down and the result is an upper case character.		* Shift key is not down and the result is an upper case character.
*/		*/
if (event->type() == QEvent::KeyPress) {		if (event->type() == QEvent::KeyPress) {
QKeyEvent ke = static_cast<QKeyEvent >(event);		QKeyEvent ke = static_cast<QKeyEvent >(event);
QString str = ke->text();		QString str = ke->text();
if (str.length() != 0) {		if (str.length() != 0) {
const QChar *psz = str.unicode();		const QChar *psz = str.unicode();
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