1 files changed, 139 insertions, 0 deletions
diff --git a/old/coreplugin/ssh/sshkeygenerator.cpp b/old/coreplugin/ssh/sshkeygenerator.cpp
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+++ b/old/coreplugin/ssh/sshkeygenerator.cpp
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+/**************************************************************************
+**
+** 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