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Diffstat (limited to 'old/coreplugin/ssh/sshkeygenerator.cpp')
-rw-r--r-- | old/coreplugin/ssh/sshkeygenerator.cpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/old/coreplugin/ssh/sshkeygenerator.cpp b/old/coreplugin/ssh/sshkeygenerator.cpp new file mode 100644 index 0000000..976d009 --- /dev/null +++ b/old/coreplugin/ssh/sshkeygenerator.cpp @@ -0,0 +1,139 @@ +/************************************************************************** +** +** This file is part of Qt Creator +** +** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). +** +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** Commercial Usage +** +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://qt.nokia.com/contact. +** +**************************************************************************/ + +#include "sshkeygenerator.h" + +#include "sshbotanconversions_p.h" +#include "sshcapabilities_p.h" +#include "sshpacket_p.h" + +#include <botan/auto_rng.h> +#include <botan/bigint.h> +#include <botan/der_enc.h> +#include <botan/dsa.h> +#include <botan/pem.h> +#include <botan/pkcs8.h> +#include <botan/rsa.h> +#include <botan/x509_key.h> + +#include <QtCore/QDateTime> + +namespace Core { + +using namespace Botan; +using namespace Internal; + +SshKeyGenerator::SshKeyGenerator() { } + +bool SshKeyGenerator::generateKeys(KeyType type, PrivateKeyFormat format, + int keySize) +{ + try { + AutoSeeded_RNG rng; + KeyPtr key; + if (type == Rsa) + key = KeyPtr(new RSA_PrivateKey(rng, keySize)); + else + key = KeyPtr(new DSA_PrivateKey(rng, DL_Group(rng, DL_Group::Strong, + keySize))); + return format == Pkcs8 + ? generatePkcs8Keys(key) : generateOpenSslKeys(key, type); + } catch (Botan::Exception &e) { + m_error = tr("Error generating key: %1").arg(e.what()); + return false; + } +} + +bool SshKeyGenerator::generatePkcs8Keys(const KeyPtr &key) +{ + generatePkcs8Key(key, false); + generatePkcs8Key(key, true); + return true; +} + +void SshKeyGenerator::generatePkcs8Key(const KeyPtr &key, bool privateKey) +{ + Pipe pipe; + pipe.start_msg(); + QByteArray *keyData; + if (privateKey) { + PKCS8::encode(*key, pipe); + keyData = &m_privateKey; + } else { + X509::encode(*key, pipe); + keyData = &m_publicKey; + } + pipe.end_msg(); + keyData->resize(pipe.remaining(pipe.message_count() - 1)); + pipe.read(convertByteArray(*keyData), keyData->size(), + pipe.message_count() - 1); +} + +bool SshKeyGenerator::generateOpenSslKeys(const KeyPtr &key, KeyType type) +{ + QList<BigInt> publicParams; + QList<BigInt> allParams; + QByteArray keyId; + if (type == Rsa) { + const QSharedPointer<RSA_PrivateKey> rsaKey + = key.dynamicCast<RSA_PrivateKey>(); + publicParams << rsaKey->get_e() << rsaKey->get_n(); + allParams << rsaKey->get_n() << rsaKey->get_e() << rsaKey->get_d() + << rsaKey->get_p() << rsaKey->get_q(); + keyId = SshCapabilities::PubKeyRsa; + } else { + const QSharedPointer<DSA_PrivateKey> dsaKey + = key.dynamicCast<DSA_PrivateKey>(); + publicParams << dsaKey->group_p() << dsaKey->group_q() + << dsaKey->group_g() << dsaKey->get_y(); + allParams << publicParams << dsaKey->get_x(); + keyId = SshCapabilities::PubKeyDss; + } + + QByteArray publicKeyBlob = AbstractSshPacket::encodeString(keyId); + foreach (const BigInt &b, publicParams) + publicKeyBlob += AbstractSshPacket::encodeMpInt(b); + publicKeyBlob = publicKeyBlob.toBase64(); + const QByteArray id = "QtCreator/" + + QDateTime::currentDateTime().toString(Qt::ISODate).toUtf8(); + m_publicKey = keyId + ' ' + publicKeyBlob + ' ' + id; + + DER_Encoder encoder; + encoder.start_cons(SEQUENCE).encode (0U); + foreach (const BigInt &b, allParams) + encoder.encode(b); + encoder.end_cons(); + const char * const label + = type == Rsa ? "RSA PRIVATE KEY" : "DSA PRIVATE KEY"; + m_privateKey + = QByteArray(PEM_Code::encode (encoder.get_contents(), label).c_str()); + return true; +} + +} // namespace Core |