{"id":2114,"date":"2020-03-14T13:12:58","date_gmt":"2020-03-14T04:12:58","guid":{"rendered":"https:\/\/www.oji-koji.com\/?p=2114"},"modified":"2020-03-14T13:12:58","modified_gmt":"2020-03-14T04:12:58","slug":"%e5%ae%9f%e7%94%a8%e7%9a%84%e3%81%aaudp%e3%83%97%e3%83%ad%e3%82%b0%e3%83%a9%e3%83%a0%e3%82%b5%e3%83%bc%e3%83%90","status":"publish","type":"post","link":"https:\/\/www.oji-koji.com\/?p=2114","title":{"rendered":"\u5b9f\u7528\u7684\u306aUDP\u30d7\u30ed\u30b0\u30e9\u30e0(\u30b5\u30fc\u30d0)"},"content":{"rendered":"\n

\u524d\u56de\u4f5c\u6210\u3057\u305fSimpleClientTrandFile<\/a><\/strong>\u306b\u5bfe\u5fdc\u3059\u308bSimpleServerTransFile\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002
SimpleServerTransFile for Linux<\/a><\/strong>\u3092\u7d20\u306b\u4f5c\u6210\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002
define.h<\/a><\/strong>\u306f\u524d\u56de\u4f5c\u6210\u3057\u305f\u3082\u306e\u3068\u540c\u3058\u3067\u3059\u306e\u3067\u3001\u30b3\u30d4\u30fc\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n

\u5404\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3054\u3068\u306e\u30b9\u30ec\u30c3\u30c9\u3067UDP\u306b\u3088\u308b\u53d7\u4fe1\u3092\u533a\u5225\u3059\u308b\u305f\u3081\u306b\u30dd\u30fc\u30c8\u756a\u53f7<\/strong>\u3092
\u5404\u30b9\u30ec\u30c3\u30c9\u3067\u7570\u306a\u308b\u3082\u306e\u3092\u6307\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002
\u307e\u305f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u5bfe\u3057\u3066UDP\u9001\u4fe1\u3067\u304d\u308b\u3088\u3046\u306b\u30a2\u30c9\u30ec\u30b9\u60c5\u5831<\/strong>\u3092\u6e21\u3059\u3088\u3046\u306b\u3057\u307e\u3059\u3002
\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306b\u6e21\u3059\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3053\u308c\u3089\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.h\u3011\ntypedef struct\n{\n SOCKET fdClient; \/\/ \u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8(accept\u306e\u7d50\u679c)\n CMySyncObject *pCMySyncObject; \/\/ \u540c\u671f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\n WORD wUDPSrcPort; \/\/ \u2605UDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\/0\n sockaddr *ai_addr; \/\/ \u2605\u76f8\u624b\u5148\u30a2\u30c9\u30ec\u30b9\n size_t ai_addrlen; \/\/ \u2605\u76f8\u624b\u5148\u30a2\u30c9\u30ec\u30b9\u9577\n} ConnectionInfoRec;<\/p>\n\n\n\n

\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7(\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u898b\u308b\u3068\u9001\u4fe1\u5148)\u3092\u5404\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3054\u3068\u306b\u7570\u306a\u308b\u3082\u306e\u306b
\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u3001\u30dd\u30fc\u30c8\u3092\u300c\u660e\u793a\u7684\u306b\u6307\u5b9a\u3059\u308b\u300d\/\u300c\u52d5\u7684\u306b\u5272\u308a\u632f\u308b\u300d\u3001\u306b\u5bfe\u5fdc\u3059\u308b
\u305f\u3081\u306b\u3001\u8d77\u52d5\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u958b\u59cb\u756a\u53f7\u3092\u6307\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002
\u6307\u5b9a\u3057\u306a\u3044\u6642(0\u304c\u8a2d\u5b9a\u3055\u308c\u305f\u6642)\u306f\u52d5\u7684\u306b\u5272\u308a\u632f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002
\u3053\u306e\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306b\u6e21\u3059\u305f\u3081\u306bDoAccept\u95a2\u6570\u306b\u6e21\u3059\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SimpleServer.cpp\u3011\n\/\/ \u95a2\u6570\u306e\u5ba3\u8a00\nBOOL DoAccept(WORD wStartUDPSrcPort); \/\/ \u2605\u63a5\u7d9a\u306e\u53d7\u5bb9(\u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210\u3059\u308b)UDP\u306e\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6307\u5b9a\u53ef\u306b\n\nint main(int argc, char *argv[])\n{\n int iRet = -1;\n int ii;\n WORD wStartUDPSrcPort = 0; \/\/ \u2605UDP\u306e\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6307\u5b9a\u53ef\u306b\n…\n \/\/ \u2605\u8d77\u52d5\u30d1\u30e9\u30e1\u30fc\u30bf\u30c1\u30a7\u30c3\u30af UDP\u9001\u4fe1\u5143\u958b\u59cb\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u8ffd\u52a0\n if ((argc != 2) && (argc != 3))\n {\n fprintf(stderr, “Usage: %s <Server Port> [Start UDP Src Port]\\n”, argv[0]);\n goto L_END;\n }\n \/\/ \u2605UDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8 \u6307\u5b9a\u304c\u306a\u3044\u3068\u304d\u306fbind\u3067\u6c7a\u5b9a\u3055\u308c\u308b\u52d5\u7684\u30dd\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b\n if (argc == 3)\n wStartUDPSrcPort = (WORD)atol(argv[2]);\n…\n \/\/ \u63a5\u7d9a\u8981\u6c42\u306b\u5bfe\u3057\u3066\u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210\u3059\u308b\n \/\/ \u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u4f5c\u6210\u3092\u30be\u30f3\u30d3\u30b9\u30ec\u30c3\u30c9\u306e\u7834\u68c4\u3092\u884c\u3046\n \/\/ \u2605\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u4f5c\u6210\u6642\u306bUDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u3092\u6e21\u3059\n if (DoAccept(wStartUDPSrcPort) == FALSE)\n goto L_END;\n…\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u63a5\u7d9a\u8981\u6c42\u306e\u53d7\u3051\u5165\u308c(\u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210)\n\/\/ \u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u7ba1\u7406\n\/\/ parameter\n\/\/ WORD wStartUDPSrcPort [in]UDP\u9001\u4fe1\u5143\u958b\u59cb\u30dd\u30fc\u30c8\u756a\u53f7\/0\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL DoAccept(WORD wStartUDPSrcPort)\n{\n… \n if (m_pCSendRecvThread[jj] == NULL)\n {\n m_pConInfo[jj] = (ConnectionInfoRec *)calloc(1, sizeof(ConnectionInfoRec));\n m_pConInfo[jj]->pCMySyncObject = m_pCMySyncObject;\n m_pConInfo[jj]->fdClient = fdClient;\n if (wStartUDPSrcPort > 0)\n m_pConInfo[jj]->wUDPSrcPort = wStartUDPSrcPort + jj; \/\/ \u2605\u6307\u5b9a\u306eUDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u3092\u4f7f\u7528\n else\n m_pConInfo[jj]->wUDPSrcPort = 0; \/\/ \u2605\u52d5\u7684UDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u3092\u4f7f\u7528\n\n m_pConInfo[jj]->ai_addr = (sockaddr *)&ClntAddr; \/\/ \u2605UDP\u9001\u4fe1\u306e\u305f\u3081\u306b\u76f8\u624b\u30a2\u30c9\u30ec\u30b9\u3092\u6e21\u3059\n m_pConInfo[jj]->ai_addrlen = iClntLen;\n m_pCSendRecvThread[jj] = new CSendRecvThread(m_pConInfo[jj]);\n m_pCSendRecvThread[jj]->Begin();\n fRet = TRUE;\n break;\n }\n…\n}<\/p>\n\n\n\n

\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u540c\u69d8\u306bCSendRecvThread\u30af\u30e9\u30b9\u306bUDP\u3067\u306e\u9001\u53d7\u4fe1\u7528\u306b\u30bd\u30b1\u30c3\u30c8\u3001
\u9001\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u9001\u4fe1\u6642\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306fTCP\u3067\u884c\u3046\u306e\u3067\u3001\u5f37\u5236\u7684\u306bTCP\u3092\u4f7f\u7528\u3059\u308b\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u9001\u4fe1\u3001\u53d7\u4fe1\u3092TCP\u30fbUDP\u3067\u884c\u3046\u305f\u3081\u3001\u305d\u308c\u305e\u308c\u9001\u4fe1\u95a2\u6570\u3001\u53d7\u4fe1\u95a2\u6570\u3092\u4f5c\u308a\u3001DoWork\u95a2\u6570\u3092
\u5358\u7d14\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.h\u3011\n#pragma once\n…\n\ntypedef struct\n{\n SOCKET fdClient; \/\/ \u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8(accept\u306e\u7d50\u679c)\n CMySyncObject *pCMySyncObject; \/\/ \u540c\u671f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\n WORD wUDPSrcPort; \/\/ \u2605UDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\/0\n sockaddr *ai_addr; \/\/ \u2605\u76f8\u624b\u5148\u30a2\u30c9\u30ec\u30b9\n size_t ai_addrlen; \/\/ \u2605\u76f8\u624b\u5148\u30a2\u30c9\u30ec\u30b9\u9577\n} ConnectionInfoRec;\n\n\nclass CSendRecvThread :\n public CThreadJob\n{\npublic:\n…\n UINT DoWork() override; \/\/ DoRecv\u3067\u5b9f\u65bd\u3057\u3066\u3044\u308b\u5185\u5bb9\u3092\u8a18\u8ff0\n \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u8a2d\u5b9a \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u7528\u306b\u5f37\u5236\u7684\u306bTCP\u3067\u9001\u4fe1\u3059\u308b\u6a5f\u80fd\u3092\u8ffd\u52a0\n BOOL SetSendData(char *pcData, int iSize, BOOL fForceTCP = FALSE);\n…\n\nprivate:\n…\n CRingBuff *m_pCRingBuffSend; \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1(TCP)\n CRingBuff *m_pCRingBuffRecv; \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1(TCP)\n CRingBuff *m_pCRingBuffSendUDP; \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1(UDP)\n CRingBuff *m_pCRingBuffRecvUDP; \/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1(UDP)\n\n sockaddr_storage m_PeerAddr; \/\/ \u2605\u76f8\u624b\u5148\u60c5\u5831(UDP\u9001\u4fe1\u7528)\n socklen_t m_iPeerAddrLen; \/\/ \u2605\u76f8\u624b\u5148\u60c5\u5831\u306e\u9577\u3055\n SOCKET m_fdUDP; \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u304cUDP\u4f7f\u7528\u6642\u306e\u30bd\u30b1\u30c3\u30c8\n BYTE m_bTarnsMethod; \/\/ \u26050:TCP 1:UDP\n\n DWORD m_dwPrevSentTime; \/\/ \u524d\u56de\u9001\u4fe1\u3057\u305f\u6642\u523b(msec)TCP\n DWORD m_dwSendInterval; \/\/ \u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u9593\u9694(msec)TCP\n DWORD m_dwPrevSentTimeUDP; \/\/ \u2605\u524d\u56de\u9001\u4fe1\u3057\u305f\u6642\u523b(msec)UDP\n DWORD m_dwSendIntervalUDP; \/\/ \u2605\u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u9593\u9694(msec)UDP\n…\n\n int GetSendData(char **ppcData, int iTcpUdp); \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u53d6\u5f97(TCP\/UDP\u3067\u53c2\u7167\u30d0\u30c3\u30d5\u30a1\u5207\u308a\u66ff\u3048)\n\n BOOL RecvTCPData(pollfd *fds); \/\/ \u2605TCP\u53d7\u4fe1\n BOOL RecvUDPData(pollfd *fds); \/\/ \u2605UDP\u53d7\u4fe1\n BOOL SendTCPData(pollfd *fds, DWORD dwNow); \/\/ \u2605TCP\u9001\u4fe1\n BOOL SendUDPData(pollfd *fds, DWORD dwNow); \/\/ \u2605UDP\u9001\u4fe1\n\n int AnalyzeDataRecv(int iTcpUdp); \/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u306e\u89e3\u6790(TCP\/UDP\u3067\u53c2\u7167\u30d0\u30c3\u30d5\u30a1\u5207\u308a\u66ff\u3048)\n int RecvMessagePacket(HeaderRec *pHeader, int iTcpUdp); \/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u53d7\u4fe1(TCP\/UDP\u3067\u53c2\u7167\u30d0\u30c3\u30d5\u30a1\u5207\u308a\u66ff\u3048)\n int RecvFileSendPacket(HeaderRec *pHeader, int iTcpUdp); \/\/ \u2605\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b3\u30de\u30f3\u30c9\u53d7\u4fe1\u95a2\u6570(TCP\/UDP\u3067\u53c2\u7167\u30d0\u30c3\u30d5\u30a1\u5207\u308a\u66ff\u3048)\n int RecvFileRecvPacket(HeaderRec *pHeader, int iTcpUdp); \/\/ \u2605\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b3\u30de\u30f3\u30c9\u53d7\u4fe1\u95a2\u6570(TCP\/UDP\u3067\u53c2\u7167\u30d0\u30c3\u30d5\u30a1\u5207\u308a\u66ff\u3048)\n int RecvTransMethodPacket(HeaderRec *pHeader); \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u53d7\u4fe1\u95a2\u6570(TCP\u306e\u307f)\n BOOL MakePeerUDPSockaddr(WORD wPeerPort); \/\/ \u2605UDP\u901a\u4fe1\u7528\u306b\u76f8\u624b\u5148sockaddr\u3092\u4f5c\u308b(\u30dd\u30fc\u30c8\u756a\u53f7\u4ed8\u4e0e)\n\n DWORD CalcNextSendInterval(int iSentSize); \/\/ \u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u9593\u9694\n BOOL CanSendNow(DWORD dwNow, int iTcpUdp); \/\/ \u2605\u9001\u4fe1\u3057\u3066\u826f\u3044\u6642\u523b\u306b\u306a\u3063\u305f\u304b(TCP\/UDP\u3067\u53c2\u7167\u5909\u6570\u5207\u308a\u66ff\u3048)\n\n BOOL KillZombei(); \/\/ \u3053\u306e\u30af\u30e9\u30b9\u304c\u4f5c\u3063\u305f\u4e0d\u8981(\u30a8\u30e9\u30fc\u767a\u751f)\u306b\u306a\u3063\u305f\u30b9\u30ec\u30c3\u30c9\u3092\u7834\u68c4\n};<\/p>\n\n\n\n

CSendRecvThread\u3067\u4f5c\u6210\u3057\u305fUDP\u30bd\u30b1\u30c3\u30c8\u3092\u7834\u68c4\u3059\u308b\u305f\u3081\u306e\u5ba3\u8a00\u3092SendRecvThread.cpp\u306b
\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\nextern BOOL DestroySocket(SOCKET &fd); \/\/ \u2605UDP\u30bd\u30b1\u30c3\u30c8\u3092\u7834\u68c4\u3059\u308b\u305f\u3081 SimpleClietn.cpp\u306b\u3042\u308b<\/p>\n\n\n\n

UDP\u9001\u53d7\u4fe1\u306e\u305f\u3081\u306e\u5909\u6570\u306e\u521d\u671f\u5316\u3092\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3000\u30fb\u9001\u53d7\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u4f5c\u6210
\u3000\u30fb\u9001\u4fe1\u5e2f\u57df\u5236\u5fa1\u7528\u5909\u6570\u306e\u521d\u671f\u5316
\u3000\u30fbUDP\u30bd\u30b1\u30c3\u30c8\u683c\u7d0d\u7528\u5909\u6570\u306e\u521d\u671f\u5316
\u3000\u30fb\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5(TCP\/UDP)\u683c\u7d0d\u7528\u5909\u6570\u306e\u521d\u671f\u5316
\u3000\u30fb\u9001\u4fe1\u5148\u30a2\u30c9\u30ec\u30b9\u306e\u4fdd\u5b58(\u30dd\u30fc\u30c8\u756a\u53f7\u306fUDP\u4f7f\u7528\u304c\u6c7a\u5b9a\u3057\u305f\u6642\u306b\u8a2d\u5b9a)<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\n\/\/ parameter\n\/\/ ConnectionInfoRec *pConInfo [in]\u6a5f\u80fd\u306b\u5fc5\u8981\u306a\u60c5\u5831\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nCSendRecvThread::CSendRecvThread(ConnectionInfoRec *pConInfo)\n{\n m_pConInfo = pConInfo;\n m_fIamZombie = FALSE;\n m_pCRingBuffSend = new CRingBuff(SEND_BUFF_SIZE); \/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u69cb\u7bc9(TCP)\n m_pCRingBuffRecv = new CRingBuff(RECV_BUFF_SIZE); \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u69cb\u7bc9(TCP)\n m_pCRingBuffSendUDP = new CRingBuff(SEND_BUFF_SIZE);\/\/ \u2605\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u69cb\u7bc9(UDP)\n m_pCRingBuffRecvUDP = new CRingBuff(RECV_BUFF_SIZE);\/\/ \u2605\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u69cb\u7bc9(UDP)\n\n m_dwPrevSentTime = 0; \/\/ \u521d\u56de\u9001\u4fe1\u306f\u3059\u3050\u306b(TCP)\n m_dwSendInterval = 0; \/\/ \n m_dwPrevSentTimeUDP = 0; \/\/ \u2605\u521d\u56de\u9001\u4fe1\u306f\u3059\u3050\u306b(UDP)\n m_dwSendIntervalUDP = 0; \/\/ \u2605\n\n m_fdUDP = INVALID_SOCKET; \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1UDP\u6642\u306eUDP\u30bd\u30b1\u30c3\u30c8\n m_bTarnsMethod = 0; \/\/ \u26050:TCP 1:UDP CTRL_TRANS_METHOD_REQ\u53d7\u4fe1\u3067\u78ba\u5b9a\n \/\/ \u2605\u76f8\u624b\u306e\u60c5\u5831\u3092\u899a\u3048\u308b(\u30dd\u30fc\u30c8\u306fTCP\u306e\u63a5\u7d9a\u3067\u4f7f\u7528\u3057\u305f\u3082\u306e\u306a\u306e\u3067UDP\u4f7f\u7528\u6642\u306b\u5909\u66f4\u3059\u308b)\n m_iPeerAddrLen = (socklen_t)m_pConInfo->ai_addrlen;\n memcpy(&m_PeerAddr, m_pConInfo->ai_addr, m_iPeerAddrLen);\n\n m_pCRecvFileThread = new CRecvFileThread(this); \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u5e38\u306b\u4f7f\u3048\u308b\u3088\u3046\u306b\u6e96\u5099\u3059\u308b\n m_pCRecvFileThread->Begin();\n\n m_pCSendFileThread = new CSendFileThread(this); \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u5e38\u306b\u4f7f\u3048\u308b\u3088\u3046\u306b\u6e96\u5099\u3059\u308b\n m_pCSendFileThread->Begin();\n\n m_pCChatMsgThread = new CChatMsgThread(this); \/\/ \u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u51e6\u7406\u3092\u5e38\u306b\u4f7f\u3048\u308b\u3088\u3046\u306b\u6e96\u5099\u3059\u308b\n m_pCChatMsgThread->Begin();\n}<\/p>\n\n\n\n

UDP\u9001\u53d7\u4fe1\u306e\u305f\u3081\u306b\u8ffd\u52a0\u3057\u305f\u5909\u6570\u306e\u958b\u653e\u3092\u30c7\u30b9\u30c8\u30e9\u30af\u30bf\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u30c7\u30b9\u30c8\u30e9\u30af\u30bf\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nCSendRecvThread::~CSendRecvThread()\n{\n if (m_pCChatMsgThread != NULL) \/\/ \u3053\u306e\u30af\u30e9\u30b9\u304c\u7834\u68c4\u3055\u308c\u308b\u3068\u304d\u306b\u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u51e6\u7406\u30b9\u30ec\u30c3\u30c9\u3092\u7834\u68c4\n {\n m_pCChatMsgThread->End();\n m_pCChatMsgThread->WaitForEnd();\n }\n SAFE_DELETE(m_pCChatMsgThread)\n if (m_pCRecvFileThread != NULL) \/\/ \u3053\u306e\u30af\u30e9\u30b9\u304c\u7834\u68c4\u3055\u308c\u308b\u3068\u304d\u306b\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u7834\u68c4\n {\n m_pCRecvFileThread->End();\n m_pCRecvFileThread->WaitForEnd();\n }\n SAFE_DELETE(m_pCRecvFileThread)\n if (m_pCSendFileThread != NULL) \/\/ \u3053\u306e\u30af\u30e9\u30b9\u304c\u7834\u68c4\u3055\u308c\u308b\u3068\u304d\u306b\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u7834\u68c4\n {\n m_pCSendFileThread->End();\n m_pCSendFileThread->WaitForEnd();\n }\n SAFE_DELETE(m_pCRecvFileThread)\n\n SAFE_DELETE(m_pCRingBuffSend) \/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u7834\u68c4(TCP)\n SAFE_DELETE(m_pCRingBuffRecv) \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u7834\u68c4(TCP)\n SAFE_DELETE(m_pCRingBuffSendUDP) \/\/ \u2605\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u7834\u68c4(UDP)\n SAFE_DELETE(m_pCRingBuffRecvUDP) \/\/ \u2605\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u7834\u68c4(UDP)\n DestroySocket(m_fdUDP); \/\/ \u2605UDP\u30bd\u30b1\u30c3\u30c8\u306e\u7834\u68c4\n}<\/p>\n\n\n\n

DoWork\u3067\u884c\u3063\u3066\u3044\u308b\u9001\u53d7\u4fe1\u51e6\u7406\u306bUDP\u306e\u9001\u53d7\u4fe1\u51e6\u7406\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3000\u30fb\u53d7\u4fe1\u306b\u3064\u3044\u3066\u306f\u3001TCP\u306f\u5e38\u306b\u53d7\u4fe1\u3057\u307e\u3059\u3002
\u3000\u3000UDP\u306f\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u304cUDP\u306e\u6642\u3060\u3051\u53d7\u4fe1\u3057\u307e\u3059\u3002
\u3000\u30fb\u9001\u4fe1\u306b\u3064\u3044\u3066\u306f\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306fTCP\u3067\u305d\u306e\u307b\u304b\u306f\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u306b\u5fdc\u3058\u3066\u51e6\u7406\u3092
\u3000\u3000\u884c\u3044\u307e\u3059\u3002
\u3000\u3000TCP\u306f\u3001\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u30c7\u30fc\u30bf\u304c\u3042\u308c\u3070\u5e38\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002
\u3000\u3000UDP\u306f\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u304cUDP\u306e\u6642\u3060\u3051\u9001\u4fe1\u3057\u307e\u3059\u3002
\u3000\u30fb\u53ef\u8aad\u6027\u3092\u826f\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u53d7\u4fe1\u95a2\u6570\u3001\u9001\u4fe1\u95a2\u6570\u3092\u72ec\u7acb\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u6a5f\u80fd\u3092\u8a18\u8ff0\u3057\u305f\u95a2\u6570\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u6b63\u5e38 -1:\u30a8\u30e9\u30fc\u767a\u751f\n\/\/==============================================\nUINT CSendRecvThread::DoWork()\n{\n BOOL fRet = TRUE;\n pollfd fds[2] = { 0 }; \/\/ \u2605TCP, UDP\u7528\u306b\u914d\u5217\u30922\u306b\n int iSendSize = 0; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n DWORD dwNow; \/\/ \u9001\u4fe1\u30c1\u30a7\u30c3\u30af\u3057\u305f\u6642\u523b\u3092\u899a\u3048\u308b\u305f\u3081\n int iCheckfdNum; \/\/ \u2605poll\u5bfe\u8c61\u306epollfd\u306e\u6570(TCP\/UDP)\n\n fprintf(stderr, “DoWork()\\n”);\n while (!m_fStopFlag)\n {\n \/\/ \u81f4\u547d\u7684\u30a8\u30e9\u30fc\u767a\u751f\u306e\u30b9\u30ec\u30c3\u30c9\u3092\u7834\u68c4\u3057\u305f\u3068\u304d\u306f\u7d42\u4e86\n \/\/ \u7d42\u4e86\u3059\u308b\u3068\u5f53\u8a72\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u5207\u65ad\u3055\u308c\u308b\n if (KillZombei() == TRUE)\n {\n fRet = FALSE;\n break;\n }\n memset(fds, 0, sizeof(fds));\n iCheckfdNum = 1; \/\/ \u2605TCP\u30bd\u30b1\u30c3\u30c8\u306f\u5fc5\u305a\u8abf\u67fb\u5bfe\u8c61\n fds[0].fd = m_pConInfo->fdClient;\n fds[0].events = POLLIN | POLLRDHUP; \/\/ \u53d7\u4fe1\u3068\u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\u30a4\u30d9\u30f3\u30c8\u3092\u8a2d\u5b9a\n \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304bTCP\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u8abf\u3079\u308b\n iSendSize = m_pCRingBuffSend->GetReadableSize();\n \/\/ \u30c1\u30a7\u30c3\u30af\u306e\u305f\u3081\u306b\u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\u3059\u308b\n dwNow = timeGetTime();\n \/\/ \u2605TCP \u9001\u4fe1\u53ef\u80fd\u6642\u523b\u304b\u3064\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u304d\u3060\u3051\u9001\u4fe1\u53ef\u80fd\u691c\u67fb\n if ((iSendSize > 0) && (CanSendNow(dwNow, 0) == TRUE))\n fds[0].events |= POLLOUT; \/\/ \u66f8\u304d\u8fbc\u307f\u53ef\u80fd\u3092\u8ffd\u52a0\n\n \/\/ \u2605\u30c7\u30fc\u30bf\u8ee2\u9001\u304cUDP\u306e\u6642\u8ffd\u52a0\n if (m_bTarnsMethod == 1)\n {\n iCheckfdNum = 2;\n fds[1].fd = m_fdUDP;\n fds[1].events = POLLIN | POLLRDHUP; \/\/ \u53d7\u4fe1\u3068\u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\u30a4\u30d9\u30f3\u30c8\u3092\u8a2d\u5b9a\n \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304bUDP\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u8abf\u3079\u308b\n iSendSize = m_pCRingBuffSendUDP->GetReadableSize();\n if ((iSendSize > 0) && (CanSendNow(dwNow, 1) == TRUE))\n fds[1].events |= POLLOUT; \/\/ \u66f8\u304d\u8fbc\u307f\u53ef\u80fd\u3092\u8ffd\u52a0\n }\n \/\/ \u691c\u67fb\u306e\u5b9f\u65bd(TCP, UDP)\n poll(fds, iCheckfdNum, 10);\n\n \/\/ \u2605\u53d7\u4fe1\u51e6\u7406TCP\n if ((fRet = RecvTCPData(fds)) == FALSE)\n break;\n \/\/ \u2605\u53d7\u4fe1\u51e6\u7406UDP\n if ((fRet = RecvUDPData(fds)) == FALSE)\n break;\n\n \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306e\u89e3\u6790\u3092\u884c\u3046\n \/\/ \u8907\u6570\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u3001revents\u306e\u7d50\u679c\u3068\u306f\u7121\u95a2\u4fc2\u306b\n \/\/ \u89e3\u6790\u3092\u884c\u3046\u3088\u3046\u306b\u3059\u308b\n \/\/ \u2605TCP\u53d7\u4fe1\u30c7\u30fc\u30bf\u306e\u89e3\u6790\n if (AnalyzeDataRecv(0) == -1)\n {\n DispErrorMsg(“Err:Packet format”);\n fRet = FALSE;\n break;\n }\n \/\/ \u2605UDP\u53d7\u4fe1\u30c7\u30fc\u30bf\u306e\u89e3\u6790\n if (AnalyzeDataRecv(1) == -1)\n {\n DispErrorMsg(“Err:Packet format”);\n fRet = FALSE;\n break;\n }\n\n \/\/ \u2605\u9001\u4fe1\u51e6\u7406(TCP)\n if ((fRet = SendTCPData(fds, dwNow)) == FALSE)\n break;\n \/\/ \u2605\u9001\u4fe1\u51e6\u7406(UDP)\n if ((fRet = SendUDPData(fds, dwNow)) == FALSE)\n break;\n }\n m_pConInfo->pCMySyncObject->Lock();\n m_fIamZombie = TRUE;\n m_pConInfo->pCMySyncObject->UnLock();\n return((fRet == TRUE) ? 0 : -1);\n}<\/p>\n\n\n\n

\u53ef\u8aad\u6027\u3092\u826f\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u72ec\u7acb\u3055\u305b\u305f\u53d7\u4fe1\u95a2\u6570(TCP\u3001UDP)\u3001\u9001\u4fe1\u95a2\u6570(TCP\u3001UDP)\u3092
\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605TCP\u306e\u53d7\u4fe1\n\/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\n\/\/ parameter\n\/\/ pollfd *fds [in]\n\/\/ return\n\/\/ TRUE\/FALSE:\u5207\u65ad\/\u30a8\u30e9\u30fc\n\/\/==============================================\nBOOL CSendRecvThread::RecvTCPData(pollfd *fds)\n{\n BOOL fRet = TRUE;\n char szRecvBuffer[RCVBUFSIZE]; \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u3092\u4e00\u6642\u7684\u306b\u683c\u7d0d\n int iRecvSize;\n\n if (fds[0].revents & POLLRDHUP) \/\/ \u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\n {\n fprintf(stderr, “Disconnected pollrdhup\\n”);\n fRet = FALSE;\n }\n if (fds[0].revents & POLLERR) \/\/ \u30a8\u30e9\u30fc\u767a\u751f\n {\n DispErrorMsg(“Err:DoWork”);\n fRet = FALSE;\n }\n \/\/ \u53d7\u4fe1\u51e6\u7406\n if (fds[0].revents & POLLIN) \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u30a4\u30d9\u30f3\u30c8\n {\n \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u7a7a\u304d\u304c\u3042\u308c\u3070\u53d7\u4fe1\u3059\u308b\n \/\/ \u3053\u3053\u3067\u53d7\u4fe1\u3057\u306a\u3051\u308c\u3070\u3001\u6b21\u56de\u306erevents\u691c\u67fb\u3067\u53d7\u4fe1\u304c\u884c\u308f\u308c\u308b\n iRecvSize = min(m_pCRingBuffRecv->GetWriteableSize(), RCVBUFSIZE);\n if (iRecvSize > 0)\n {\n if ((iRecvSize = recv(m_pConInfo->fdClient, szRecvBuffer, iRecvSize, 0)) <= 0)\n {\n if (iRecvSize == 0)\n DispErrorMsg(“Disconnected recv”);\n else\n DispErrorMsg(“Err:recv”);\n fRet = FALSE;\n }\n else\n {\n fprintf(stderr, “recv socket:%d\\n:”, m_pConInfo->fdClient);\n \/\/ \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3059\u3050\u306b\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u3053\u3080\n \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u8fbc\u3080\u306e\u306f\u3053\u306e\u30b9\u30ec\u30c3\u30c9\u3060\u3051\u306a\u306e\u3067\u3001\u3059\u3079\u3066\u66f8\u304d\u8fbc\u3081\u308b\u306f\u305a\n m_pCRingBuffRecv->Write((LPBYTE)szRecvBuffer, iRecvSize);\n }\n }\n }\n return(fRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605UDP\u306e\u53d7\u4fe1\n\/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\n\/\/ parameter\n\/\/ pollfd *fds [in]\n\/\/ return\n\/\/ TRUE\/FALSE:\u5207\u65ad\/\u30a8\u30e9\u30fc\n\/\/==============================================\nBOOL CSendRecvThread::RecvUDPData(pollfd *fds)\n{\n BOOL fRet = TRUE;\n char szRecvBuffer[RCVBUFSIZE]; \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u3092\u4e00\u6642\u7684\u306b\u683c\u7d0d\n int iRecvSize;\n sockaddr_storage PeerAddr; \/\/ \u9001\u4fe1\u5143\u76f8\u624b\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\n socklen_t iPeerLen;\n\n if (fds[1].revents & POLLRDHUP) \/\/ \u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\n {\n fprintf(stderr, “Disconnected pollrdhup\\n”);\n fRet = FALSE;\n }\n if (fds[1].revents & POLLERR) \/\/ \u30a8\u30e9\u30fc\u767a\u751f\n {\n DispErrorMsg(“Err:DoWork”);\n fRet = FALSE;\n }\n \/\/ \u53d7\u4fe1\u51e6\u7406\n if (fds[1].revents & POLLIN) \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u30a4\u30d9\u30f3\u30c8\n {\n \/\/ UDP\u3067\u306f\u30d1\u30b1\u30c3\u30c8\u30b5\u30a4\u30ba\u3088\u308a\u5c0f\u3055\u3044\u30b5\u30a4\u30ba\u3067\u53d7\u4fe1\u3059\u308b\u3068\u6b8b\u308a\u306f\u7834\u68c4\u3055\u308c\u308b\n \/\/ \u3053\u3053\u3067\u53d7\u4fe1\u3057\u306a\u3051\u308c\u3070\u3001\u6b21\u56de\u306e\u691c\u67fb\u3067\u53d7\u4fe1\u304c\u884c\u308f\u308c\u308b\n if (m_pCRingBuffRecvUDP->GetWriteableSize() > RCVBUFSIZE)\n {\n iPeerLen = sizeof(PeerAddr); \/\/ \u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u3092\u683c\u7d0d\u3059\u308b\u69cb\u9020\u4f53\u306e\u30b5\u30a4\u30ba\n if ((iRecvSize = recvfrom(m_fdUDP, szRecvBuffer, RCVBUFSIZE, 0, (sockaddr *)&PeerAddr, &iPeerLen)) < 0)\n {\n DispErrorMsg(“Err:recvfrom”);\n fRet = FALSE;\n }\n else\n {\n char szPeerAddr[NI_MAXHOST]; \/\/ \u76f8\u624b\u30a2\u30c9\u30ec\u30b9,\u30dd\u30fc\u30c8\u756a\u53f7\n char szServiceNo[NI_MAXSERV]; \/\/ \u3092getnameinfo\u3067\u53d6\u5f97\n\n \/\/ \u9001\u4fe1\u5143\u306e\u8868\u793a\n getnameinfo((sockaddr *)&PeerAddr, iPeerLen, szPeerAddr, NI_MAXHOST,\n szServiceNo, NI_MAXSERV, NI_NUMERICHOST | NI_NUMERICSERV);\n fprintf(stderr, “recvfrom socket:%d Addr:%s Port:%s\\n:”,\n m_fdUDP, szPeerAddr, szServiceNo);\n \/\/ NAT\u8d8a\u3048\u5bfe\u5fdc\u306e\u305f\u3081\u9001\u4fe1\u5143(\u30b5\u30fc\u30d0\u304b\u3089\u306e\u9001\u4fe1\u5148)\u3092\u3053\u308c\u306b\u3059\u308b\n memcpy(&m_PeerAddr, &PeerAddr, iPeerLen);\n m_iPeerAddrLen = iPeerLen;\n\n \/\/ \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3059\u3050\u306b\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u3053\u3080\n \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u8fbc\u3080\u306e\u306f\u3053\u306e\u30b9\u30ec\u30c3\u30c9\u3060\u3051\u306a\u306e\u3067\u3001\u3059\u3079\u3066\u66f8\u304d\u8fbc\u3081\u308b\u306f\u305a\n m_pCRingBuffRecvUDP->Write((LPBYTE)szRecvBuffer, iRecvSize);\n }\n }\n }\n return(fRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605TCP\u306e\u9001\u4fe1\n\/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\n\/\/ parameter\n\/\/ pollfd *fds [in]\n\/\/ DWORD dwNow [in]\u73fe\u5728\u6642\u523b\n\/\/ return\n\/\/ TRUE\/FALSE:\u5207\u65ad\/\u30a8\u30e9\u30fc\n\/\/==============================================\nBOOL CSendRecvThread::SendTCPData(pollfd *fds, DWORD dwNow)\n{\n BOOL fRet = TRUE;\n char *pcData = NULL; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\n int iSendSize = 0; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n\n \/\/ \u9001\u4fe1\u51e6\u7406\n if (fds[0].revents & POLLOUT) \/\/ \u9001\u4fe1\u53ef\u80fd\u306a\u3089send\u5b9f\u65bd\n {\n \/\/ \u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u306e\u53d6\u5f97(PATH_MTU\u3088\u308a\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306b\u53d6\u5f97\u3059\u308b)\n iSendSize = GetSendData(&pcData, 0);\n if (send(m_pConInfo->fdClient, pcData, iSendSize, 0) != iSendSize)\n {\n DispErrorMsg(“Err:send”);\n fRet = FALSE;\n }\n SAFE_FREE(pcData)\n \/\/ \u9001\u4fe1\u6642\u523b\u3068\u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u6642\u9593\u3092\u30bb\u30c3\u30c8\n m_dwPrevSentTime = dwNow;\n m_dwSendInterval = CalcNextSendInterval(iSendSize);\n }\n SAFE_FREE(pcData)\n return(fRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605UDP\u306e\u9001\u4fe1\n\/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\n\/\/ parameter\n\/\/ pollfd *fds [in]\n\/\/ DWORD dwNow [in]\u73fe\u5728\u6642\u523b\n\/\/ return\n\/\/ TRUE\/FALSE:\u5207\u65ad\/\u30a8\u30e9\u30fc\n\/\/==============================================\nBOOL CSendRecvThread::SendUDPData(pollfd *fds, DWORD dwNow)\n{\n BOOL fRet = TRUE;\n char *pcData = NULL; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\n int iSendSize = 0; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n\n \/\/ \u9001\u4fe1\u51e6\u7406\n if ((m_bTarnsMethod == 1) && (fds[1].revents & POLLOUT))\n {\n \/\/ \u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u306e\u53d6\u5f97(PATH_MTU\u3088\u308a\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306b\u53d6\u5f97\u3059\u308b)\n iSendSize = GetSendData(&pcData, 1);\n if (sendto(m_fdUDP, pcData, iSendSize, 0, (sockaddr *)&m_PeerAddr, m_iPeerAddrLen) != iSendSize)\n {\n DispErrorMsg(“Err:sendto”);\n fRet = FALSE;\n }\n SAFE_FREE(pcData)\n \/\/ \u9001\u4fe1\u6642\u523b\u3068\u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u6642\u9593\u3092\u30bb\u30c3\u30c8\n m_dwPrevSentTimeUDP = dwNow;\n m_dwSendIntervalUDP = CalcNextSendInterval(iSendSize);\n }\n SAFE_FREE(pcData)\n return(fRet);\n}<\/p>\n\n\n\n

\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u95a2\u6570\u306bTCP, UDP\u306e\u5207\u308a\u66ff\u3048\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306f\u5e38\u306bTCP\u3067\u884c\u3046\u306e\u5f37\u5236\u7684\u306bTCP\u306e\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u3053\u3081\u308b\u6a5f\u80fd\u3082
\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u8a2d\u5b9a(TCP\/UDP)\n\/\/ parameter\n\/\/ char *pcData [in]\u9001\u4fe1\u30c7\u30fc\u30bf\n\/\/ int iSize [in]\u30c7\u30fc\u30bf\u9577\n\/\/ BOOL fForceTCP [in]\u5fc5\u305aTCP(\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb)\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CSendRecvThread::SetSendData(char *pcData, int iSize, BOOL fForceTCP)\n{\n BOOL fRet = FALSE;\n CRingBuff *pCRingBuff = ((fForceTCP == FALSE) && (m_bTarnsMethod == 1)) ? m_pCRingBuffSendUDP : m_pCRingBuffSend;\n\n \/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u7a7a\u304d\u304c\u306a\u3044\u3068\u304d\u306f\u66f8\u304d\u8fbc\u307e\u306a\u3044\n fRet = pCRingBuff->Write((LPBYTE)pcData, iSize);\n\n return(fRet);\n}<\/p>\n\n\n\n

\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u95a2\u6570\u306bTCP, UDP\u306e\u5207\u308a\u66ff\u3048\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u53d6\u5f97(TCP\/UDP)\n\/\/ parameter\n\/\/ char **ppcData [in\/out]\u9001\u4fe1\u30c7\u30fc\u30bf\n\/\/ int iTcpUdp [in]0:TCP 1:UDP\n\/\/ return\n\/\/ \u30c7\u30fc\u30bf\u9577\n\/\/==============================================\nint CSendRecvThread::GetSendData(char **ppcData, int iTcpUdp)\n{\n int iSize = 0;\n CRingBuff *pCRingBuff = (iTcpUdp == 1) ? m_pCRingBuffSendUDP : m_pCRingBuffSend;\n\n \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\u3092\u8abf\u3079\u308b\n if ((iSize = pCRingBuff->GetReadableSize()) > 0)\n {\n \/\/ \u9001\u4fe1\u30b5\u30a4\u30ba\u3092PATH_MTU\u3088\u308a\u5c0f\u3055\u304f\u3057\u3066\u304a\u304f(1024+\u5171\u901a\u30d8\u30c3\u30c0\u306a\u3089\u5927\u4e08\u592b)\n iSize = min(iSize, SENDBUFSIZE);\n *ppcData = (char *)calloc(iSize, sizeof(char));\n iSize = pCRingBuff->Read((LPBYTE)*ppcData, iSize);\n }\n return(iSize);\n}<\/p>\n\n\n\n

\u53d7\u4fe1\u30c7\u30fc\u30bf\u306e\u89e3\u6790\u95a2\u6570\u306b\u5bfe\u8c61\u3068\u3059\u308b\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092TCP, UDP\u3067\u5207\u308a\u66ff\u3048\u6a5f\u80fd\u3092
\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u5404\u6a5f\u80fd\u3092\u5b9f\u73fe\u3059\u308b\u30b9\u30ec\u30c3\u30c9\u306e\u30d0\u30c3\u30d5\u30a1\u306b\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u51e6\u7406\u3082TCP, UDP\u3067\u5207\u308a\u66ff\u3048
\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306b\u3064\u3044\u3066\u306f\u3001TCP\u306e\u307f\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u306e\u89e3\u6790\n\/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u3092\u8abf\u3079\u308b\n\/\/ parameter\n\/\/ int iTcpUdp [in]0:TCP 1:UDP\n\/\/ return\n\/\/ 0:\u30d1\u30b1\u30c3\u30c8\u304c\u63c3\u3063\u3066\u3044\u306a\u3044\n\/\/ 1:\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u306e\u3067\u51e6\u7406\u3092\u884c\u3063\u305f\n\/\/ -1:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\n\/\/==============================================\nBOOL CSendRecvThread::AnalyzeDataRecv(int iTcpUdp)\n{\n int iRet = 0;\n HeaderRec Header;\n WORD wCmd;\n \/\/ \u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\u3092\u8abf\u3079\u308b\n CRingBuff *pCRingBuff = (iTcpUdp == 1) ? m_pCRingBuffRecvUDP : m_pCRingBuffRecv;\n int iSize = pCRingBuff->GetReadableSize();\n\n if (iSize < sizeof(HeaderRec)) \/\/ \u30d8\u30c3\u30c0\u30b5\u30a4\u30ba\u306b\u6e80\u305f\u306a\u3044\u3068\u304d\u306f\u4f55\u3082\u3057\u306a\u3044\n goto L_END;\n\n \/\/ \u30d8\u30c3\u30c0\u90e8\u3092\u501f\u308a\u8aad\u307f\u8fbc\u307f\u3059\u308b\n pCRingBuff->ReadWithoutUpdateHeadPoint((LPBYTE)&Header, sizeof(HeaderRec));\n \/\/ \u30d8\u30c3\u30c0\u90e8\u306e\u89e3\u6790\n if (memcmp(Header.bMagicData, MAGIC_STRING, strlen(MAGIC_STRING)) != 0)\n {\n iRet = -1; \/\/ \u8b58\u5225\u5b50\u304c\u9055\u3046\u306e\u3067\u30a8\u30e9\u30fc\n goto L_END;\n }\n wCmd = ntohs(Header.wCommand);\n Locate(1, 10, 1);\n fprintf(stderr, “CMD:%d”, wCmd);\n\n switch (wCmd)\n {\n case CMD_MSG_DATA:\n iRet = RecvMessagePacket(&Header, iTcpUdp);\n break;\n \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b3\u30de\u30f3\u30c9(C->S)\u3092\u51e6\u7406\u3059\u308b\n case CMD_SEND_FILE_START_REQ:\n case CMD_SEND_FILE_ING:\n case CMD_SEND_FILE_END_REQ:\n case CMD_SEND_FILE_ABORT_REQ:\n iRet = RecvFileSendPacket(&Header, iTcpUdp);\n break;\n \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b3\u30de\u30f3\u30c9(C->S)\u3092\u51e6\u7406\u3059\u308b\n case CMD_RECV_FILE_SIZE_REQ:\n case CMD_RECV_FILE_START_REQ:\n case CMD_RECV_FILE_END_RES:\n case CMD_RECV_FILE_ABORT_REQ:\n iRet = RecvFileRecvPacket(&Header, iTcpUdp);\n break;\n case CTRL_TRANS_METHOD_REQ: \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u4fe1\u65b9\u6cd5\u306e\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\n if (iTcpUdp == 0) \/\/ TCP\u306e\u307f\n iRet = RecvTransMethodPacket(&Header);\n else\n iRet = -1;\n break;\n default: \/\/ \u77e5\u3089\u306a\u3044\u30b3\u30de\u30f3\u30c9\n iRet = -1;\n break;\n }\nL_END:\n return(iRet);\n}<\/p>\n\n\n\n

\u5404\u6a5f\u80fd\u3092\u5b9f\u73fe\u3059\u308b\u30b9\u30ec\u30c3\u30c9\u306e\u30d0\u30c3\u30d5\u30a1\u306b\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u51e6\u7406\u306bTCP, UDP\u3067\u5207\u308a\u66ff\u3048\u308b
\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u30b3\u30de\u30f3\u30c9\u306e\u53d7\u4fe1\n\/\/ parameter\n\/\/ HeaderRec *pHeader [in]\u4eee\u8aad\u307f\u3057\u305f\u30d8\u30c3\u30c0\n\/\/ int iTcpUdp [in]0:TCP 1:UDP\n\/\/ return\n\/\/ 0:\u30d1\u30b1\u30c3\u30c8\u304c\u63c3\u3063\u3066\u3044\u306a\u3044\n\/\/ 1:\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u306e\u3067\u51e6\u7406\u3092\u884c\u3063\u305f\n\/\/ -1:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\n\/\/==============================================\nBOOL CSendRecvThread::RecvMessagePacket(HeaderRec *pHeader, int iTcpUdp)\n{\n int iRet = 0;\n int iDataSize, iSize, iPacketSize;\n LPBYTE pbPacket = NULL;\n CRingBuff *pCRingBuff = (iTcpUdp == 1) ? m_pCRingBuffRecvUDP : m_pCRingBuffRecv;\n\n iDataSize = ntohs(pHeader->wDataLen);\n iPacketSize = iDataSize + sizeof(HeaderRec);\n\n iSize = pCRingBuff->GetReadableSize();\n if (iSize < iPacketSize)\n goto L_END;\n pbPacket = (LPBYTE)calloc(iPacketSize, sizeof(BYTE));\n \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u3092\u4eee\u8aad\u307f\n pCRingBuff->ReadWithoutUpdateHeadPoint(pbPacket, iPacketSize);\n if (m_pCChatMsgThread != NULL)\n {\n \/\/ \u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u51e6\u7406\u30b9\u30ec\u30c3\u30c9\u306b\u6e21\u305b\u305f\u3089\u8aad\u307f\u8fbc\u3093\u3060\u3053\u3068\u306b\u3059\u308b\n if (m_pCChatMsgThread->m_pCRingBuffCmd->Write(pbPacket, iPacketSize) == TRUE)\n {\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = 1;\n }\n }\n else\n {\n \/\/ \u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u51e6\u7406\u30b9\u30ec\u30c3\u30c9\u304c\u3044\u306a\u3051\u308c\u3070\u30a8\u30e9\u30fc\u5207\u65ad\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = -1;\n }\n SAFE_FREE(pbPacket);\nL_END:\n return(iRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b3\u30de\u30f3\u30c9\u306e\u53d7\u4fe1\n\/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b3\u30de\u30f3\u30c9(C->S)\u3092CRecvThread\u306b\u6e21\u3059\u3060\u3051\n\/\/ parameter\n\/\/ HeaderRec *pHeader [in]\u4eee\u8aad\u307f\u3057\u305f\u30d8\u30c3\u30c0\n\/\/ int iTcpUdp [in]0:TCP 1:UDP\n\/\/ return\n\/\/ 0:\u30d1\u30b1\u30c3\u30c8\u304c\u63c3\u3063\u3066\u3044\u306a\u3044, \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u5074\u304c\u6e80\u676f\n\/\/ 1:\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u306e\u3067\u51e6\u7406\u3092\u884c\u3063\u305f\n\/\/ -1:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\n\/\/==============================================\nint CSendRecvThread::RecvFileSendPacket(HeaderRec *pHeader, int iTcpUdp)\n{\n int iRet = 0;\n int iDataSize, iSize, iPacketSize;\n LPBYTE pbPacket = NULL;\n CRingBuff *pCRingBuff = (iTcpUdp == 1) ? m_pCRingBuffRecvUDP : m_pCRingBuffRecv;\n\n iDataSize = ntohs(pHeader->wDataLen);\n iPacketSize = iDataSize + sizeof(HeaderRec);\n\n iSize = pCRingBuff->GetReadableSize();\n if (iSize < iPacketSize)\n goto L_END;\n pbPacket = (LPBYTE)calloc(iPacketSize, sizeof(BYTE));\n \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u3092\u4eee\u8aad\u307f\n pCRingBuff->ReadWithoutUpdateHeadPoint(pbPacket, iPacketSize);\n if (m_pCRecvFileThread != NULL)\n {\n \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306b\u6e21\u305b\u305f\u3089\u8aad\u307f\u8fbc\u3093\u3060\u3053\u3068\u306b\u3059\u308b\n if (m_pCRecvFileThread->m_pCRingBuffCmd->Write(pbPacket, iPacketSize) == TRUE)\n {\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = 1;\n }\n }\n else\n {\n \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u304c\u3044\u306a\u3051\u308c\u3070\u30a8\u30e9\u30fc\u5207\u65ad\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = -1;\n }\n SAFE_FREE(pbPacket);\nL_END:\n return(iRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b3\u30de\u30f3\u30c9\u306e\u53d7\u4fe1\n\/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b3\u30de\u30f3\u30c9(C->S)\u3092CSendThread\u306b\u6e21\u3059\u3060\u3051\n\/\/ parameter\n\/\/ HeaderRec *pHeader [in]\u4eee\u8aad\u307f\u3057\u305f\u30d8\u30c3\u30c0\n\/\/ int iTcpUdp [in]0:TCP 1:UDP\n\/\/ return\n\/\/ 0:\u30d1\u30b1\u30c3\u30c8\u304c\u63c3\u3063\u3066\u3044\u306a\u3044, \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u5074\u304c\u6e80\u676f\n\/\/ 1:\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u306e\u3067\u51e6\u7406\u3092\u884c\u3063\u305f\n\/\/ -1:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\n\/\/==============================================\nint CSendRecvThread::RecvFileRecvPacket(HeaderRec *pHeader, int iTcpUdp)\n{\n int iRet = 0;\n int iDataSize, iSize, iPacketSize;\n LPBYTE pbPacket = NULL;\n CRingBuff *pCRingBuff = (iTcpUdp == 1) ? m_pCRingBuffRecvUDP : m_pCRingBuffRecv;\n\n iDataSize = ntohs(pHeader->wDataLen);\n iPacketSize = iDataSize + sizeof(HeaderRec);\n\n iSize = pCRingBuff->GetReadableSize();\n if (iSize < iPacketSize)\n goto L_END;\n pbPacket = (LPBYTE)calloc(iPacketSize, sizeof(BYTE));\n \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u3092\u4eee\u8aad\u307f\n pCRingBuff->ReadWithoutUpdateHeadPoint(pbPacket, iPacketSize);\n if (m_pCSendFileThread != NULL)\n {\n \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b9\u30ec\u30c3\u30c9\u306b\u6e21\u305b\u305f\u3089\u8aad\u307f\u8fbc\u3093\u3060\u3053\u3068\u306b\u3059\u308b\n if (m_pCSendFileThread->m_pCRingBuffCmd->Write(pbPacket, iPacketSize) == TRUE)\n {\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = 1;\n }\n }\n else\n {\n \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u304c\u3044\u306a\u3051\u308c\u3070\u30a8\u30e9\u30fc\u5207\u65ad\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = -1;\n }\n SAFE_FREE(pbPacket);\nL_END:\n return(iRet);\n}<\/p>\n\n\n\n

\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u5fdc\u7b54\u306e\u5185\u5bb9\u306b\u5f93\u3063\u3066\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u5fdc\u7b54\u3092\u51e6\u7406\u3059\u308b\u95a2\u6570\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3000\u30fb\u8ee2\u9001\u65b9\u6cd5\u5909\u6570\u306e\u5909\u66f4
\u3000\u3000\u3000UDP:UDP\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210
\u3000\u3000\u3000\u3000\u3000\u53d7\u4fe1\u306e\u305f\u3081\u306bAI_PASSIVE, \u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u3067bind
\u3000\u3000\u3000\u3000\u3000sendto\u3067\u4f7f\u7528\u3059\u308b\u30a2\u30c9\u30ec\u30b9\u306e\u4f5c\u6210
\u3000\u3000\u3000TCP:\u306a\u306b\u3082\u3057\u306a\u3044
\u3000\u30fb\u5fdc\u7b54\u30c7\u30fc\u30bf\u306e\u9001\u4fe1<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u306e\u53d7\u4fe1\n\/\/ UDP\u306e\u6642\u306f\u4f7f\u3048\u308b\u304b\u3092\u8abf\u3079\u3066OK\u306a\u3089\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210\u3057\u3066\u5fdc\u7b54\u3059\u308b\n\/\/ TCP\u306e\u6642\u306f\u7121\u6761\u4ef6\u306b\u5fdc\u7b54\u3059\u308b\n\/\/ parameter\n\/\/ HeaderRec *pHeader [in]\u4eee\u8aad\u307f\u3057\u305f\u30d8\u30c3\u30c0\n\/\/ return\n\/\/ 0:\u30d1\u30b1\u30c3\u30c8\u304c\u63c3\u3063\u3066\u3044\u306a\u3044, \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u5074\u304c\u6e80\u676f\n\/\/ 1:\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u306e\u3067\u51e6\u7406\u3092\u884c\u3063\u305f\n\/\/ -1:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\n\/\/==============================================\nint CSendRecvThread::RecvTransMethodPacket(HeaderRec *pHeader)\n{\n int iRet = 0;\n int iDataSize, iSize, iPacketSize;\n LPBYTE pbPacket = NULL;\n TransMethodReqRec *pTransMethod;\n addrinfo hints, *pres = NULL;\n char szPort[NI_MAXSERV], szAddr[NI_MAXHOST];\n int on;\n sockaddr_storage Addr;\n socklen_t iAddrLen;\n\n iDataSize = ntohs(pHeader->wDataLen);\n iPacketSize = iDataSize + sizeof(HeaderRec);\n\n iSize = m_pCRingBuffRecv->GetReadableSize();\n if (iSize < iPacketSize)\n goto L_END;\n pbPacket = (LPBYTE)calloc(iPacketSize, sizeof(BYTE));\n \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u3092\u8aad\u3080\n m_pCRingBuffRecv->Read(pbPacket, iPacketSize);\n pTransMethod = (TransMethodReqRec *)pbPacket;\n\n \/\/ \u5909\u66f4\u306a\u3057\u306e\u5834\u5408(\u3053\u306a\u3044\u306f\u305a)\n if (m_bTarnsMethod == pTransMethod->TansMethodInfo.bMethod)\n goto L_SEND_RES;\n\n if (pTransMethod->TansMethodInfo.bMethod == 1)\n {\n DestroySocket(m_fdUDP);\n \/\/ UDP\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210\u3059\u308b\n if ((m_fdUDP = socket(m_PeerAddr.ss_family, SOCK_DGRAM, 0)) == INVALID_SOCKET)\n {\n m_bTarnsMethod = 0;\n goto L_SEND_RES;\n }\n \/\/ bind\u3059\u308b\n memset(&hints, 0, sizeof(hints));\n hints.ai_family = m_PeerAddr.ss_family;\n hints.ai_socktype = SOCK_DGRAM; \/\/ UDP\n \/\/ \u3059\u3079\u3066\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u53d7\u4fe1\u53ef\n hints.ai_flags = AI_PASSIVE;\n DISABLE_C4996\n sprintf(szPort, “%d”, m_pConInfo->wUDPSrcPort); \/\/ \u30dd\u30fc\u30c8\u756a\u53f7\n ENABLE_C4996\n if (getaddrinfo(NULL, szPort, &hints, &pres) != 0)\n {\n m_bTarnsMethod = 0;\n goto L_SEND_RES;\n }\n#ifdef IPV6_V6ONLY\n \/\/ IPv6\u30bd\u30b1\u30c3\u30c8\u3067IPv4\u5c04\u5f71\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\n if (m_PeerAddr.ss_family == AF_INET6)\n {\n on = 1;\n if (setsockopt(m_fdUDP, IPPROTO_IPV6, IPV6_V6ONLY, (char *)&on, sizeof(on)) < 0)\n {\n m_bTarnsMethod = 0;\n goto L_SEND_RES;\n }\n }\n#endif\n if (bind(m_fdUDP, pres->ai_addr, (int)pres->ai_addrlen) == SOCKET_ERROR)\n {\n m_bTarnsMethod = 0;\n goto L_SEND_RES;\n }\n \/\/ m_pConInfo->wUDPSrcPort\u304c0\u306e\u3068\u304d\u306f\u3001\u52d5\u7684\u306a\u30dd\u30fc\u30c8\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u306e\u3067\u8abf\u3079\u308b\n iAddrLen = sizeof(Addr);\n getsockname(m_fdUDP, (sockaddr *)&Addr, &iAddrLen);\n getnameinfo((sockaddr *)&Addr, iAddrLen, szAddr, sizeof(szAddr), szPort, sizeof(szPort), NI_NUMERICHOST | NI_NUMERICSERV);\n\n\n \/\/ UDP\u901a\u4fe1\u7528\u306b\u76f8\u624b\u5148sockaddr\u3092\u4f5c\u308b\n \/\/ \u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3067NAT\u8d8a\u3048\u304c\u3042\u3063\u305f\u3068\u304d\u306e\u305f\u3081\u306b\u3001UDP\u30d1\u30b1\u30c3\u30c8\u53d7\u4fe1\u3067\u76f8\u624b\u5148sockaddr\u3092\u66f4\u65b0\u3059\u308b\n m_bTarnsMethod = MakePeerUDPSockaddr(ntohs(pTransMethod->TansMethodInfo.wUDPSrcPort));\n }\n else\n m_bTarnsMethod = 0;\nL_SEND_RES:\n \/\/ \u5fdc\u7b54\u30d1\u30b1\u30c3\u30c8\u3092\u8fd4\u3059\n \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u306e\u30a8\u30ea\u30a2\u3092\u78ba\u4fdd\n pTransMethod = (TransMethodReqRec *)calloc(iPacketSize, sizeof(BYTE)); \n memcpy(pTransMethod->header.bMagicData, MAGIC_STRING, strlen(MAGIC_STRING));\n pTransMethod->header.wCommand = htons(CTRL_TRANS_METHOD_RES);\n pTransMethod->header.wDataLen = htons(sizeof(TransMethodInfoRec));\n pTransMethod->TansMethodInfo.bMethod = m_bTarnsMethod;\n pTransMethod->TansMethodInfo.wUDPSrcPort = htons(atol(szPort));\n\n iRet = (SetSendData((char *)pTransMethod, iPacketSize, TRUE) == TRUE) ? 1 : -1;\n\n SAFE_FREE(pTransMethod)\nL_END:\n SAFE_FREE(pbPacket);\n if (pres != NULL)\n freeaddrinfo(pres);\n if (m_bTarnsMethod == 0)\n DestroySocket(m_fdUDP);\n return(iRet);\n}<\/p>\n\n\n\n

\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u5fdc\u7b54\u304cUDP\u306e\u3068\u304dsendto\u3067\u4f7f\u7528\u3059\u308b\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u3092\u4f5c\u6210\u3059\u308b\u95a2\u6570
\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3000\u30a2\u30c9\u30ec\u30b9\u306f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u8a2d\u5b9a\u6e08\u307f\u306a\u306e\u3067\u3001\u3053\u3053\u3067\u306f\u30dd\u30fc\u30c8\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605UDP\u901a\u4fe1\u7528\u306b\u76f8\u624b\u5148sockaddr\u3092\u4f5c\u308b \n\/\/ m_PeerAddr\u306e\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u5909\u66f4\n\/\/ parameter\n\/\/ WORD wPeerPort [in]\u76f8\u624b\u5148\u30dd\u30fc\u30c8\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CSendRecvThread::MakePeerUDPSockaddr(WORD wPeerPort)\n{\n BOOL fRet = FALSE;\n char szAddr[NI_MAXHOST], szPort[NI_MAXSERV];\n addrinfo hints, *pres = NULL;\n\n getnameinfo((sockaddr *)&m_PeerAddr, m_iPeerAddrLen, szAddr, sizeof(szAddr), NULL, 0, NI_NUMERICHOST);\n DISABLE_C4996\n sprintf(szPort, “%d”, wPeerPort); \/\/ \u30dd\u30fc\u30c8\u756a\u53f7\n ENABLE_C4996\n memset(&hints, 0, sizeof(hints));\n if (getaddrinfo(szAddr, szPort, &hints, &pres) == 0)\n {\n memcpy(&m_PeerAddr, pres->ai_addr, pres->ai_addrlen);\n m_iPeerAddrLen = (socklen_t)pres->ai_addrlen;\n freeaddrinfo(pres);\n fRet = TRUE;\n }\n return(fRet);\n}<\/p>\n\n\n\n

\u9001\u4fe1\u53ef\u80fd\u6642\u523b\u306b\u306a\u3063\u305f\u304b\u3092\u8abf\u3079\u308b\u95a2\u6570\u306bTCP, UDP\u306e\u5207\u308a\u66ff\u3048\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u4eca\u9001\u4fe1\u53ef\u80fd\u6642\u523b\u304b\n\/\/ parameter\n\/\/ DWORD dwNow [in]\u73fe\u5728\u6642\u523b\n\/\/ int iTcpUdp [in]0:TCP 1:UDP\n\/\/ retun\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CSendRecvThread::CanSendNow(DWORD dwNow, int iTcpUdp)\n{\n BOOL fRet = FALSE;\n DWORD dwPrevSentTime = (iTcpUdp == 1) ? m_dwPrevSentTimeUDP : m_dwPrevSentTime;\n DWORD dwSendInterval = (iTcpUdp == 1) ? m_dwSendIntervalUDP : m_dwSendInterval;\n\n if (GetdwInterval(dwNow, dwPrevSentTime) >= dwSendInterval)\n fRet = TRUE;\n\n return(fRet);\n}<\/p>\n\n\n\n

\u3053\u308c\u3067\u5b8c\u6210\u3067\u3059\u3002
Windows\u7248\u3082\u540c\u69d8\u306e\u8003\u3048\u65b9\u3067\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\u3053\u308c\u3089\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b8c\u5168\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\u4ee5\u4e0b\u306e\u30ea\u30f3\u30af\u304b\u3089\u5165\u624b\u3067\u304d\u307e\u3059\u3002
SimpleServerTransFile for Windows TCP\/UDP\u5bfe\u5fdc<\/a><\/strong>
SimpleServerTransFile for Linux TCP\/UDP\u5bfe\u5fdc<\/a><\/strong><\/p>\n\n\n\n

\u6b21\u56de\u306f\u3001SimpleClientTransFile \u3068 SimpleServerTransFile \u3092\u5b9f\u969b\u306b\u3046\u3054\u304b\u3057\u3066\u307f\u3066
\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u304c\u5207\u308a\u66ff\u308f\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002
\u307e\u305fSimpleServerTransFile \u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u8a2d\u7f6e\u3057\u3066UDP\u3067\u306eNAT\u8d8a\u3048\u306b\u3064\u3044\u3066\u3082
\u898b\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u524d\u56de\u4f5c\u6210\u3057\u305fSimpleClientTrandFile\u306b\u5bfe\u5fdc\u3059\u308bSimpleServerTransFile\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002SimpleServerTransFile for Linux\u3092\u7d20\u306b\u4f5c\u6210\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002def […]<\/p>\n","protected":false},"author":1,"featured_media":129,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_locale":"","_original_post":"","footnotes":""},"categories":[10],"tags":[],"class_list":["post-2114","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-networkprograming3","ja"],"_links":{"self":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/2114","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2114"}],"version-history":[{"count":24,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/2114\/revisions"}],"predecessor-version":[{"id":2271,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/2114\/revisions\/2271"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/media\/129"}],"wp:attachment":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2114"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2114"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2114"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}