pollymc/depends/settings/src/stubkeyring.cpp
2013-11-04 02:53:05 +01:00

106 lines
2.7 KiB
C++

/* Copyright 2013 MultiMC Contributors
*
* Authors: Orochimarufan <orochimarufan.x3@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "stubkeyring.h"
#include <QStringList>
// Scrambling
// this is NOT SAFE, but it's not plain either.
int scrambler = 0x9586309;
QString scramble(QString in_)
{
QByteArray in = in_.toUtf8();
QByteArray out;
for (int i = 0; i < in.length(); i++)
out.append(in.at(i) ^ scrambler);
return QString::fromUtf8(out);
}
inline QString base64(QString in)
{
return QString(in.toUtf8().toBase64());
}
inline QString unbase64(QString in)
{
return QString::fromUtf8(QByteArray::fromBase64(in.toLatin1()));
}
inline QString scramble64(QString in)
{
return base64(scramble(in));
}
inline QString unscramble64(QString in)
{
return scramble(unbase64(in));
}
// StubKeyring implementation
inline QString generateKey(QString service, QString username)
{
return QString("%1/%2").arg(base64(service)).arg(scramble64(username));
}
bool StubKeyring::storePassword(QString service, QString username, QString password)
{
m_settings.setValue(generateKey(service, username), scramble64(password));
return true;
}
QString StubKeyring::getPassword(QString service, QString username)
{
QString key = generateKey(service, username);
if (!m_settings.contains(key))
return QString();
return unscramble64(m_settings.value(key).toString());
}
bool StubKeyring::hasPassword(QString service, QString username)
{
return m_settings.contains(generateKey(service, username));
}
QStringList StubKeyring::getStoredAccounts(QString service)
{
service = base64(service).append('/');
QStringList out;
QStringList in(m_settings.allKeys());
QStringListIterator it(in);
while (it.hasNext())
{
QString c = it.next();
if (c.startsWith(service))
out << unscramble64(c.mid(service.length()));
}
return out;
}
void StubKeyring::removeStoredAccount(QString service, QString username)
{
QString key = generateKey(service, username);
m_settings.remove(key);
}
// FIXME: this needs tweaking/changes for user account level storage
StubKeyring::StubKeyring()
:
// m_settings(QSettings::UserScope, "Orochimarufan", "Keyring")
m_settings("keyring.cfg", QSettings::IniFormat)
{
}