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arangodb/lib/SimpleHttpClient/SslClientConnection.h

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C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// 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.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Jan Steemann
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGODB_SIMPLE_HTTP_CLIENT_SSL_CLIENT_CONNECTION_H
#define ARANGODB_SIMPLE_HTTP_CLIENT_SSL_CLIENT_CONNECTION_H 1
#include <stddef.h>
#include <cstdint>
#include <memory>
#include <openssl/ossl_typ.h>
#include "SimpleHttpClient/GeneralClientConnection.h"
namespace arangodb {
class Endpoint;
namespace basics {
class StringBuffer;
}
namespace httpclient {
////////////////////////////////////////////////////////////////////////////////
/// @brief client connection
////////////////////////////////////////////////////////////////////////////////
class SslClientConnection final : public GeneralClientConnection {
private:
SslClientConnection(SslClientConnection const&);
SslClientConnection& operator=(SslClientConnection const&);
public:
//////////////////////////////////////////////////////////////////////////////
/// @brief creates a new client connection
//////////////////////////////////////////////////////////////////////////////
SslClientConnection(Endpoint* endpoint, double, double, size_t, uint64_t);
SslClientConnection(std::unique_ptr<Endpoint>& endpoint, double, double, size_t, uint64_t);
//////////////////////////////////////////////////////////////////////////////
/// @brief destroys a client connection
//////////////////////////////////////////////////////////////////////////////
~SslClientConnection();
protected:
//////////////////////////////////////////////////////////////////////////////
/// @brief internal initialization method, called from ctor
//////////////////////////////////////////////////////////////////////////////
void init(uint64_t);
//////////////////////////////////////////////////////////////////////////////
/// @brief connect
//////////////////////////////////////////////////////////////////////////////
bool connectSocket() override;
//////////////////////////////////////////////////////////////////////////////
/// @brief disconnect
//////////////////////////////////////////////////////////////////////////////
void disconnectSocket() override;
//////////////////////////////////////////////////////////////////////////////
/// @brief write data to the connection
//////////////////////////////////////////////////////////////////////////////
bool writeClientConnection(void const*, size_t, size_t*) override;
//////////////////////////////////////////////////////////////////////////////
/// @brief read data from the connection
//////////////////////////////////////////////////////////////////////////////
bool readClientConnection(arangodb::basics::StringBuffer&, bool& connectionClosed) override;
//////////////////////////////////////////////////////////////////////////////
/// @brief return whether the connection is readable
//////////////////////////////////////////////////////////////////////////////
bool readable() override;
private:
//////////////////////////////////////////////////////////////////////////////
/// @brief the underlying session
//////////////////////////////////////////////////////////////////////////////
SSL* _ssl;
//////////////////////////////////////////////////////////////////////////////
/// @brief SSL context
//////////////////////////////////////////////////////////////////////////////
SSL_CTX* _ctx;
//////////////////////////////////////////////////////////////////////////////
/// @brief SSL version
//////////////////////////////////////////////////////////////////////////////
uint64_t _sslProtocol;
};
} // namespace httpclient
} // namespace arangodb
#endif