OpenSSLSocket.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_SSL_OPENSSL_OPENSSLSOCKET_H_
#define _DECAF_INTERNAL_NET_SSL_OPENSSL_OPENSSLSOCKET_H_

#include <decaf/util/Config.h>

#include <decaf/net/ssl/SSLSocket.h>

#include <decaf/io/InputStream.h>
#include <decaf/io/OutputStream.h>

namespace decaf {
namespace internal {
namespace net {
namespace ssl {
namespace openssl {

    class OpenSSLParameters;
    class SocketData;

    class DECAF_API OpenSSLSocket : public decaf::net::ssl::SSLSocket {
    private:

        // Private data related to the OpenSSL Socket impl.
        SocketData* data;

        // Parameters object containing the OpenSSL settings and objects for this Socket.
        OpenSSLParameters* parameters;

        // The InputStream owned by this Socket
        decaf::io::InputStream* input;

        // The OutputStream owned by this Socket
        decaf::io::OutputStream* output;

    private:

        OpenSSLSocket( const OpenSSLSocket& );
        OpenSSLSocket& operator= ( const OpenSSLSocket& );

    public:

        OpenSSLSocket( OpenSSLParameters* parameters );

        OpenSSLSocket( OpenSSLParameters* parameters, const decaf::net::InetAddress* address, int port );

        OpenSSLSocket( OpenSSLParameters* parameters, const decaf::net::InetAddress* address, int port,
                       const decaf::net::InetAddress* localAddress, int localPort );

        OpenSSLSocket( OpenSSLParameters* parameters, const std::string& host, int port );

        OpenSSLSocket( OpenSSLParameters* parameters, const std::string& host, int port,
                       const decaf::net::InetAddress* localAddress, int localPort );

        virtual ~OpenSSLSocket();

    public:  // Socket Overrides.

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

        virtual void close();

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

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

        virtual void shutdownInput();

        virtual void shutdownOutput();

        virtual void setOOBInline( bool value );

        virtual void sendUrgentData( int data );

    public:  // SSLSocket Overrides

        virtual std::vector<std::string> getSupportedCipherSuites() const;

        virtual std::vector<std::string> getSupportedProtocols() const;

        virtual std::vector<std::string> getEnabledCipherSuites() const;

        virtual void setEnabledCipherSuites( const std::vector<std::string>& suites );

        virtual std::vector<std::string> getEnabledProtocols() const;

        virtual void setEnabledProtocols( const std::vector<std::string>& protocols );

        virtual void startHandshake();

        virtual void setUseClientMode( bool value );

        virtual bool getUseClientMode() const;

        virtual void setNeedClientAuth( bool value );

        virtual bool getNeedClientAuth() const;

        virtual void setWantClientAuth( bool value );

        virtual bool getWantClientAuth() const;

    public:

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

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

        int available();

    private:

        // Perform some additional checks on the Server's Certificate to ensure that
        // its really valid.
        void verifyServerCert( const std::string& serverName );

    };

}}}}}

#endif /* _DECAF_INTERNAL_NET_SSL_OPENSSL_OPENSSLSOCKET_H_ */