UDPSocketAsync.hGo to the documentation of this file.00001 /* 00002 * Copyright (c) 2000-2003 Barak Weichselbaum <barak@komodia.com> 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 00014 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 00015 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00016 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00017 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 00018 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00019 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00020 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00021 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00022 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00023 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00024 * SUCH DAMAGE. 00025 * 00026 * Contact info: 00027 * ------------- 00028 * 00029 * Site: http://www.komodia.com 00030 * Main contact: barak@komodia.com 00031 * For custom projects, 00032 * consulting, or other 00033 * paid services: sales@komodia.com 00034 */ 00035 00036 #if !defined(AFX_UDPSOCKETASYNC_H__0E8998D8_F193_43E6_9E69_2DECD38C049C__INCLUDED_) 00037 #define AFX_UDPSOCKETASYNC_H__0E8998D8_F193_43E6_9E69_2DECD38C049C__INCLUDED_ 00038 00039 #if _MSC_VER > 1000 00040 #pragma once 00041 #endif // _MSC_VER > 1000 00042 00043 #include "UDPSocket.h" 00044 #include "AsyncSocket.h" 00045 00046 KOMODIA_NAMESPACE_START 00047 00048 class CUDPSocketAsync : public CUDPSocket, 00049 public CAsyncSocket 00050 { 00051 public: 00052 //Send UDP datagrams (with default source port as 0) 00053 //Return value: 00054 //Positive - The number of bytes sent. 00055 //0 - Send couldn't finish because it would block 00056 //Negative - Error 00057 virtual BOOL Send(IP aDestinationAddress, 00058 unsigned short usDestinationPort, 00059 const char* pBuffer, 00060 unsigned short usBufferLength); 00061 virtual BOOL Send(const std::string& rDestinationAddress, 00062 unsigned short usDestinationPort, 00063 const char* pBuffer, 00064 unsigned short usBufferLength); 00065 00066 //Send UDP datagrams 00067 //usSourcePort - Applicatable for raw sockets only 00068 //Return value: 00069 //Positive - The number of bytes sent. 00070 //0 - Send couldn't finish because it would block 00071 //Negative - Error 00072 virtual BOOL Send(unsigned short usSourcePort, 00073 IP aDestinationAddress, 00074 unsigned short usDestinationPort, 00075 const char* pBuffer, 00076 unsigned short usBufferLength); 00077 virtual BOOL Send(unsigned short usSourcePort, 00078 const std::string& rDestinationAddress, 00079 unsigned short usDestinationPort, 00080 const char* pBuffer, 00081 unsigned short usBufferLength); 00082 00083 //Close the socket 00084 virtual BOOL Close(); 00085 00086 //Listen to incoming connections 00087 virtual BOOL Listen(); 00088 00089 //Create the socket 00090 virtual BOOL Create(); 00091 00092 //Ctor and Dtor 00093 CUDPSocketAsync(BOOL bRawSocket); 00094 virtual ~CUDPSocketAsync(); 00095 protected: 00096 //Go to async mode 00097 virtual BOOL SetAsync(); 00098 00099 //Set the socket to async mode 00100 virtual BOOL OnSocketConnect(int iErrorCode); 00101 00102 //Get the socket handle 00103 virtual SOCKET GetAsyncHandle()const; 00104 private: 00105 //No copy Ctor 00106 CUDPSocketAsync(const CUDPSocketAsync& rSocket); 00107 00108 //No assigment operator 00109 CUDPSocketAsync& operator=(const CUDPSocketAsync& rSocket); 00110 00111 //When the socket is accepted, what to do 00112 virtual void Accepted(); 00113 }; 00114 00115 KOMODIA_NAMESPACE_END 00116 00117 #endif // !defined(AFX_UDPSOCKETASYNC_H__0E8998D8_F193_43E6_9E69_2DECD38C049C__INCLUDED_) |