src/main/decaf/internal/net/tcp/TcpSocket.h

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
#ifndef _DECAF_INTERNAL_NET_TCP_TCPSOCKET_H_
#define _DECAF_INTERNAL_NET_TCP_TCPSOCKET_H_

#include <decaf/net/SocketException.h>
#include <decaf/net/SocketImpl.h>
#include <decaf/io/InputStream.h>
#include <decaf/io/OutputStream.h>
#include <decaf/util/Config.h>
#include <decaf/internal/AprPool.h>

#include <apr_network_io.h>

#include <decaf/io/IOException.h>
#include <decaf/net/SocketTimeoutException.h>
#include <decaf/lang/exceptions/NullPointerException.h>
#include <decaf/lang/exceptions/IndexOutOfBoundsException.h>

namespace decaf {
namespace internal {
namespace net {
namespace tcp {

    // Forward declarations
    class TcpSocketInputStream;
    class TcpSocketOutputStream;

    class DECAF_API TcpSocket : public decaf::net::SocketImpl {
    private:

        typedef apr_socket_t* SocketHandle;

        typedef apr_sockaddr_t* SocketAddress;

    private:

        TcpSocket( const TcpSocket& );
        TcpSocket& operator= ( const TcpSocket& );

    private:

        decaf::internal::AprPool apr_pool;

        SocketHandle socketHandle;

        SocketAddress localAddress;

        SocketAddress remoteAddress;

        TcpSocketInputStream* inputStream;

        TcpSocketOutputStream* outputStream;

        bool inputShutdown;

        bool outputShutdown;

        volatile bool closed;

        int trafficClass;

        int soTimeout;

        mutable int soLinger;

    public:

        TcpSocket();

        virtual ~TcpSocket();

        SocketHandle getSocketHandle () {
            return socketHandle;
        }

        bool isConnected() const {
            return socketHandle != NULL;
        }

        bool isClosed() const {
            return this->closed;
        }

        virtual std::string getLocalAddress() const;

        virtual void create();

        virtual void accept( SocketImpl* socket );

        virtual void bind( const std::string& ipaddress, int port );

        virtual void connect( const std::string& hostname, int port, int timeout );

        virtual void listen( int backlog );

        virtual decaf::io::InputStream* getInputStream();

        virtual decaf::io::OutputStream* getOutputStream();

        virtual int available();

        virtual void close();

        virtual void shutdownInput();

        virtual void shutdownOutput();

        virtual int getOption( int option ) const;

        virtual void setOption( int option, int value );

    public:

        int read( unsigned char* buffer, int size, int offset, int length );

        void write( const unsigned char* buffer, int size, int offset, int length );

    protected:

        void checkResult( apr_status_t value ) const;

    };

}}}}

#endif /*_DECAF_INTERNAL_NET_TCP_TCPSOCKET_H_*/