UDPTunnel.h

Go to the documentation of this file.
00001 /*
00002  * IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. By
00003  * downloading, copying, installing or using the software you agree to
00004  * this license. If you do not agree to this license, do not download,
00005  * install, copy or use the software.
00006  * 
00007  * Intel Open Source License 
00008  * 
00009  * Copyright (c) 2006 Intel Corporation. All rights reserved. 
00010  * 
00011  * Redistribution and use in source and binary forms, with or without
00012  * modification, are permitted provided that the following conditions are
00013  * met:
00014  * 
00015  *   Redistributions of source code must retain the above copyright
00016  *   notice, this list of conditions and the following disclaimer.
00017  * 
00018  *   Redistributions in binary form must reproduce the above copyright
00019  *   notice, this list of conditions and the following disclaimer in the
00020  *   documentation and/or other materials provided with the distribution.
00021  * 
00022  *   Neither the name of the Intel Corporation nor the names of its
00023  *   contributors may be used to endorse or promote products derived from
00024  *   this software without specific prior written permission.
00025  *  
00026  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00027  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00028  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
00029  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR
00030  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00031  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00032  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00033  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00034  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00035  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00036  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00037  */
00038 #ifndef _UDPTUNNEL_H_
00039 #define _UDPTUNNEL_H_
00040 
00041 #include <dtn_api.h>
00042 
00043 #include <oasys/debug/Log.h>
00044 #include <oasys/io/UDPClient.h>
00045 #include <oasys/thread/MsgQueue.h>
00046 #include <oasys/thread/Thread.h>
00047 #include <oasys/util/ExpandableBuffer.h>
00048 
00049 #include "IPTunnel.h"
00050 
00051 namespace dtntunnel {
00052 
00053 class DTNTunnel;
00054 
00055 class UDPTunnel : public IPTunnel {
00056 public:
00058     UDPTunnel();
00059 
00061     void add_listener(in_addr_t listen_addr, u_int16_t listen_port,
00062                       in_addr_t remote_addr, u_int16_t remote_port);
00063     
00065     void handle_bundle(dtn::APIBundle* bundle);
00066 
00067 protected:
00069     oasys::UDPClient sock_;
00070     
00072     class Listener : public oasys::Thread, public oasys::Logger {
00073     public:
00075         Listener(in_addr_t listen_addr, u_int16_t listen_port,
00076                  in_addr_t remote_addr, u_int16_t remote_port);
00077         
00078     protected:
00080         void run();
00081         
00083         oasys::UDPClient sock_;
00084 
00086         char recv_buf_[65536];
00087         
00090         in_addr_t listen_addr_;
00091         u_int16_t listen_port_;
00092         in_addr_t remote_addr_;
00093         u_int16_t remote_port_;
00095     };
00096     
00097 };
00098 
00099 } // namespace dtntunnel
00100 
00101 #endif /* _UDPTUNNEL_H_ */

Generated on Fri Dec 22 14:48:01 2006 for DTN Reference Implementation by  doxygen 1.5.1