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_ */