QCA::PrivateKey EncryptioNgSimliteDecryptor::getPrivateKey(const Key &key)
{
QByteArray keyData = key.key().toByteArray().trimmed();
if (!keyData.startsWith(BEGIN_RSA_PRIVATE_KEY) || !keyData.endsWith(END_RSA_PRIVATE_KEY))
{
Valid = false;
return QCA::PrivateKey();
}
keyData = keyData.mid(BEGIN_RSA_PRIVATE_KEY_LENGTH, keyData.length() - BEGIN_RSA_PRIVATE_KEY_LENGTH - END_RSA_PRIVATE_KEY_LENGTH).replace('\r', "").trimmed();
QCA::SecureArray certificate;
QCA::Base64 decoder;
decoder.setLineBreaksEnabled(true);
certificate = decoder.decode(keyData);
// just some fake security added
keyData.fill(' ', keyData.size());
keyData.clear();
if (!decoder.ok())
{
Valid = false;
return QCA::PrivateKey();
}
PKCS1Certificate::ConversionStatus status;
PKCS1Certificate pkcs1;
QCA::PrivateKey privateKey = pkcs1.privateKeyFromDER(certificate, status);
if (PKCS1Certificate::OK != status)
{
Valid = false;
return QCA::PrivateKey();
}
if (!privateKey.canDecrypt())
{
Valid = false;
return QCA::PrivateKey();
}
Valid = true;
return privateKey;
}
int main(int argc, char **argv)
{
QCA::Initializer qcaInit;
QCoreApplication app(argc, argv);
if(argc < 3)
{
printf("usage: mozcerts [certdata.txt] [outfile.pem]\n");
return 0;
}
QFile infile(argv[1]);
if(!infile.open(QFile::ReadOnly))
{
fprintf(stderr, "Error opening input file\n");
return 1;
}
QFile outfile(argv[2]);
if(!outfile.open(QFile::WriteOnly | QFile::Truncate))
{
fprintf(stderr, "Error opening output file\n");
return 1;
}
int count = 0;
QString name;
QTextStream ts(&infile);
while(!ts.atEnd())
{
QString line = ts.readLine();
if(QRegExp("^#").indexIn(line) != -1)
continue;
if(QRegExp("^\\s*$").indexIn(line) != -1)
continue;
line = line.trimmed();
if(QRegExp("CKA_LABEL").indexIn(line) != -1)
{
QStringList list = splitWithQuotes(line, ' ');
if(list.count() != 3)
continue;
name = list[2];
// make an output filename based on the name
//outname = name.replace(QRegExp("\\/"), "_")
// .replace(QRegExp("\\s+"), "_")
// .replace(QRegExp("[()]"), "=")
// .replace(QRegExp(","), "_") + ".pem";
continue;
}
else if(QRegExp("CKA_VALUE MULTILINE_OCTAL").indexIn(line) != -1)
{
QByteArray buf;
while(!ts.atEnd())
{
line = ts.readLine();
if(QRegExp("^END").indexIn(line) != -1)
break;
line = line.trimmed();
QRegExp rx("\\\\([0-3][0-7][0-7])");
int pos = 0;
while((pos = rx.indexIn(line, pos)) != -1)
{
QString str = rx.capturedTexts()[1];
uchar c = str.toInt(0, 8);
buf.append(c);
pos += rx.matchedLength();
}
}
printf(">> [%s], %d bytes\n", qPrintable(name), buf.size());
QTextStream ts(&outfile);
ts << "-----BEGIN CERTIFICATE-----" << '\n';
QCA::Base64 enc;
enc.setLineBreaksEnabled(true);
enc.setLineBreaksColumn(64);
ts << enc.arrayToString(buf) << '\n';
ts << "-----END CERTIFICATE-----" << '\n';
++count;
}
}
printf("Wrote %d certs to [%s]\n", count, argv[2]);
return 0;
}