Remove unused SymmetricCipherSalsa20

This commit is contained in:
angelsl 2017-11-12 21:21:26 +08:00 committed by Jonathan White
parent 656836950e
commit 663b8dcb08
No known key found for this signature in database
GPG Key ID: 440FC65F2E0C6E01
2 changed files with 0 additions and 165 deletions

View File

@ -1,112 +0,0 @@
/*
* Copyright (C) 2010 Felix Geyer <debfx@fobos.de>
*
* 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, either version 2 or (at your option)
* version 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "SymmetricCipherSalsa20.h"
SymmetricCipherSalsa20::SymmetricCipherSalsa20(SymmetricCipher::Algorithm algo, SymmetricCipher::Mode mode,
SymmetricCipher::Direction direction)
{
Q_ASSERT(algo == SymmetricCipher::Salsa20);
Q_UNUSED(algo);
Q_ASSERT(mode == SymmetricCipher::Stream);
Q_UNUSED(mode);
Q_UNUSED(direction);
}
SymmetricCipherSalsa20::~SymmetricCipherSalsa20()
{
}
bool SymmetricCipherSalsa20::init()
{
return true;
}
bool SymmetricCipherSalsa20::setKey(const QByteArray& key)
{
Q_ASSERT((key.size() == 16) || (key.size() == 32));
m_key = key;
ECRYPT_keysetup(&m_ctx, reinterpret_cast<const u8*>(m_key.constData()), m_key.size()*8, 64);
return true;
}
bool SymmetricCipherSalsa20::setIv(const QByteArray& iv)
{
Q_ASSERT(iv.size() == 8);
m_iv = iv;
ECRYPT_ivsetup(&m_ctx, reinterpret_cast<const u8*>(m_iv.constData()));
return true;
}
QByteArray SymmetricCipherSalsa20::process(const QByteArray& data, bool* ok)
{
Q_ASSERT((data.size() < blockSize()) || ((data.size() % blockSize()) == 0));
QByteArray result;
result.resize(data.size());
ECRYPT_encrypt_bytes(&m_ctx, reinterpret_cast<const u8*>(data.constData()),
reinterpret_cast<u8*>(result.data()), data.size());
*ok = true;
return result;
}
bool SymmetricCipherSalsa20::processInPlace(QByteArray& data)
{
Q_ASSERT((data.size() < blockSize()) || ((data.size() % blockSize()) == 0));
ECRYPT_encrypt_bytes(&m_ctx, reinterpret_cast<const u8*>(data.constData()),
reinterpret_cast<u8*>(data.data()), data.size());
return true;
}
bool SymmetricCipherSalsa20::processInPlace(QByteArray& data, quint64 rounds)
{
Q_ASSERT((data.size() < blockSize()) || ((data.size() % blockSize()) == 0));
for (quint64 i = 0; i != rounds; ++i) {
ECRYPT_encrypt_bytes(&m_ctx, reinterpret_cast<const u8*>(data.constData()),
reinterpret_cast<u8*>(data.data()), data.size());
}
return true;
}
bool SymmetricCipherSalsa20::reset()
{
ECRYPT_ivsetup(&m_ctx, reinterpret_cast<const u8*>(m_iv.constData()));
return true;
}
int SymmetricCipherSalsa20::blockSize() const
{
return 64;
}
QString SymmetricCipherSalsa20::errorString() const
{
return QString();
}

View File

@ -1,53 +0,0 @@
/*
* Copyright (C) 2010 Felix Geyer <debfx@fobos.de>
*
* 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, either version 2 or (at your option)
* version 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef KEEPASSX_SYMMETRICCIPHERSALSA20_H
#define KEEPASSX_SYMMETRICCIPHERSALSA20_H
#include "crypto/SymmetricCipher.h"
#include "crypto/SymmetricCipherBackend.h"
#include "crypto/salsa20/ecrypt-sync.h"
class SymmetricCipherSalsa20 : public SymmetricCipherBackend
{
public:
SymmetricCipherSalsa20(SymmetricCipher::Algorithm algo, SymmetricCipher::Mode mode,
SymmetricCipher::Direction direction);
~SymmetricCipherSalsa20();
bool init();
void setAlgorithm(SymmetricCipher::Algorithm algo);
void setMode(SymmetricCipher::Mode mode);
void setDirection(SymmetricCipher::Direction direction);
bool setKey(const QByteArray& key);
bool setIv(const QByteArray& iv);
QByteArray process(const QByteArray& data, bool* ok);
bool processInPlace(QByteArray& data);
bool processInPlace(QByteArray& data, quint64 rounds);
bool reset();
int blockSize() const;
QString errorString() const;
private:
ECRYPT_ctx m_ctx;
QByteArray m_key;
QByteArray m_iv;
};
#endif // KEEPASSX_SYMMETRICCIPHERSALSA20_H