/*
* Non encrypted private key in WIF
*/
std::string WalletUtilityDB::getKey(CDataStream ssKey, CDataStream ssValue)
{
std::string strKey;
CPubKey vchPubKey;
ssKey >> vchPubKey;
CPrivKey pkey;
CKey key;
ssValue >> pkey;
if (key.Load(pkey, vchPubKey, true))
strKey = CBitcoinSecret(key).ToString();
return strKey;
}
/*
* Encrypted private key in WIF format
*/
std::string WalletUtilityDB::getCryptedKey(CDataStream ssKey, CDataStream ssValue, std::string masterPass)
{
mPass = masterPass.c_str();
CPubKey vchPubKey;
ssKey >> vchPubKey;
CKey key;
std::vector<unsigned char> vKey;
ssValue >> vKey;
if (!Unlock())
return "";
if(!DecryptKey(vKey, vchPubKey, key))
return "";
std::string strKey = CBitcoinSecret(key).ToString();
return strKey;
}
void Bip38ToolDialog::on_decryptKeyButton_DEC_clicked()
{
string strPassphrase = ui->passphraseIn_DEC->text().toStdString();
string strKey = ui->encryptedKeyIn_DEC->text().toStdString();
uint256 privKey;
bool fCompressed;
if (!BIP38_Decrypt(strPassphrase, strKey, privKey, fCompressed)) {
ui->statusLabel_DEC->setStyleSheet("QLabel { color: red; }");
ui->statusLabel_DEC->setText(tr("Failed to decrypt.") + QString(" ") + tr("Please check the key and passphrase and try again."));
return;
}
key.Set(privKey.begin(), privKey.end(), fCompressed);
CPubKey pubKey = key.GetPubKey();
CBitcoinAddress address(pubKey.GetID());
ui->decryptedKeyOut_DEC->setText(QString::fromStdString(CBitcoinSecret(key).ToString()));
ui->addressOut_DEC->setText(QString::fromStdString(address.ToString()));
}
void PaperWalletDialog::on_getNewAddress_clicked()
{
// Create a new private key
CKey privKey;
privKey.MakeNewKey(true);
// Derive the public key
CPubKey pubkey = privKey.GetPubKey();
// Derive the public key hash
CBitcoinAddress pubkeyhash;
pubkeyhash.Set(pubkey.GetID());
// Create String versions of each
string myPrivKey = CBitcoinSecret(privKey).ToString();
string myPubKey = HexStr(pubkey.begin(), pubkey.end());
string myAddress = pubkeyhash.ToString();
#ifdef USE_QRCODE
// Generate the address QR code
QRcode *code = QRcode_encodeString(myAddress.c_str(), 0, QR_ECLEVEL_M, QR_MODE_8, 1);
if (!code)
{
ui->addressQRCode->setText(tr("Error encoding Address into QR Code."));
return;
}
QImage publicKeyImage = QImage(code->width, code->width, QImage::Format_ARGB32);
publicKeyImage.fill(0x000000);
unsigned char *p = code->data;
for (int y = 0; y < code->width; y++)
{
for (int x = 0; x < code->width; x++)
{
publicKeyImage.setPixel(x, y, ((*p & 1) ? 0xff000000 : 0x0));
p++;
}
}
QRcode_free(code);
// Generate the private key QR code
code = QRcode_encodeString(myPrivKey.c_str(), 0, QR_ECLEVEL_M, QR_MODE_8, 1);
if (!code)
{
ui->privateKeyQRCode->setText(tr("Error encoding private key into QR Code."));
return;
}
QImage privateKeyImage = QImage(code->width, code->width, QImage::Format_ARGB32);
privateKeyImage.fill(0x000000);
p = code->data;
for (int y = 0; y < code->width; y++)
{
for (int x = 0; x < code->width; x++)
{
privateKeyImage.setPixel(x, y, ((*p & 1) ? 0xff000000 : 0x0));
p++;
}
}
QRcode_free(code);
// Populate the QR Codes
ui->addressQRCode->setPixmap(QPixmap::fromImage(publicKeyImage).scaled(ui->addressQRCode->width(), ui->addressQRCode->height()));
ui->privateKeyQRCode->setPixmap(QPixmap::fromImage(privateKeyImage).scaled(ui->privateKeyQRCode->width(), ui->privateKeyQRCode->height()));
#endif
// Populate the Texts
ui->addressText->setText(myAddress.c_str());
ui->privateKeyText->setText(tr(myPrivKey.c_str()));
ui->publicKey->setHtml(myPubKey.c_str());
// Update the fonts to fit the height of the wallet.
// This should only really trigger the first time since the font size persists.
double paperHeight = (double) ui->paperTemplate->height();
double maxTextWidth = paperHeight * 0.99;
double minTextWidth = paperHeight * 0.95;
int pixelSizeStep = 1;
int addressTextLength = ui->addressText->fontMetrics().boundingRect(ui->addressText->text()).width();
QFont font = ui->addressText->font();
for(int i = 0; i < PAPER_WALLET_READJUST_LIMIT; i++) {
if ( addressTextLength < minTextWidth) {
font.setPixelSize(font.pixelSize() + pixelSizeStep);
ui->addressText->setFont(font);
addressTextLength = ui->addressText->fontMetrics().boundingRect(ui->addressText->text()).width();
} else {
break;
}
}
if ( addressTextLength > maxTextWidth ) {
font.setPixelSize(font.pixelSize() - pixelSizeStep);
ui->addressText->setFont(font);
addressTextLength = ui->addressText->fontMetrics().boundingRect(ui->addressText->text()).width();
}
int privateKeyTextLength = ui->privateKeyText->fontMetrics().boundingRect(ui->privateKeyText->text()).width();
font = ui->privateKeyText->font();
for(int i = 0; i < PAPER_WALLET_READJUST_LIMIT; i++) {
if ( privateKeyTextLength < minTextWidth) {
font.setPixelSize(font.pixelSize() + pixelSizeStep);
ui->privateKeyText->setFont(font);
privateKeyTextLength = ui->privateKeyText->fontMetrics().boundingRect(ui->privateKeyText->text()).width();
} else {
break;
}
}
if ( privateKeyTextLength > maxTextWidth ) {
font.setPixelSize(font.pixelSize() - pixelSizeStep);
ui->privateKeyText->setFont(font);
privateKeyTextLength = ui->privateKeyText->fontMetrics().boundingRect(ui->privateKeyText->text()).width();
}
}
void AddEditStormNode::on_okButton_clicked()
{
if(ui->aliasLineEdit->text() == "")
{
QMessageBox msg;
msg.setText("Please enter an alias.");
msg.exec();
return;
}
else if(ui->addressLineEdit->text() == "")
{
QMessageBox msg;
msg.setText("Please enter an address.");
msg.exec();
return;
}
else
{
CStormNodeConfig c;
c.sAlias = ui->aliasLineEdit->text().toStdString();
c.sAddress = ui->addressLineEdit->text().toStdString();
CKey secret;
secret.MakeNewKey(false);
c.sStormnodePrivKey = CBitcoinSecret(secret).ToString();
CWalletDB walletdb(pwalletMain->strWalletFile);
CAccount account;
walletdb.ReadAccount(c.sAlias, account);
bool bKeyUsed = false;
bool bForceNew = false;
// Check if the current key has been used
if (account.vchPubKey.IsValid())
{
CScript scriptPubKey;
scriptPubKey.SetDestination(account.vchPubKey.GetID());
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin();
it != pwalletMain->mapWallet.end() && account.vchPubKey.IsValid();
++it)
{
const CWalletTx& wtx = (*it).second;
BOOST_FOREACH(const CTxOut& txout, wtx.vout)
if (txout.scriptPubKey == scriptPubKey)
bKeyUsed = true;
}
}
// Generate a new key
if (!account.vchPubKey.IsValid() || bForceNew || bKeyUsed)
{
if (!pwalletMain->GetKeyFromPool(account.vchPubKey))
{
QMessageBox msg;
msg.setText("Keypool ran out, please call keypoolrefill first.");
msg.exec();
return;
}
pwalletMain->SetAddressBookName(account.vchPubKey.GetID(), c.sAlias);
walletdb.WriteAccount(c.sAlias, account);
}
c.sCollateralAddress = CBitcoinAddress(account.vchPubKey.GetID()).ToString();
pwalletMain->mapMyStormNodes.insert(make_pair(c.sAddress, c));
walletdb.WriteStormNodeConfig(c.sAddress, c);
uiInterface.NotifyStormNodeChanged(c);
accept();
}