{"id":2067,"date":"2020-02-27T13:24:44","date_gmt":"2020-02-27T04:24:44","guid":{"rendered":"https:\/\/www.oji-koji.com\/?p=2067"},"modified":"2021-07-28T11:34:44","modified_gmt":"2021-07-28T02:34:44","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","status":"publish","type":"post","link":"https:\/\/www.oji-koji.com\/?p=2067","title":{"rendered":"\u5b9f\u7528\u7684\u306aUDP\u30d7\u30ed\u30b0\u30e9\u30e0(\u30af\u30e9\u30a4\u30a2\u30f3\u30c8)"},"content":{"rendered":"\n

UDP\u3092\u4f7f\u3063\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u3053\u3068\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\u4f8b\u3048\u3070SimpleClientTrandFile, SimpleServerTransFile<\/a><\/strong>\u3067\u5b9f\u73fe\u3057\u305f\u6a5f\u80fd(\u30c1\u30e3\u30c3\u30c8\u3001
\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u3001\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1)\u3092UDP\u3067\u5b9f\u73fe\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u826f\u3044\u304b\u3092\u8003\u3048\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n

UDPClient<\/a>, UDPServer<\/a><\/strong>\u3067\u306f\u8907\u6570\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8(\u540c\u3058\u30d5\u30a1\u30df\u30ea)\u304b\u3089\u306e\u9001\u4fe1\u30c7\u30fc\u30bf\u3092
\u540c\u4e00\u306e\u30b9\u30ec\u30c3\u30c9\u3001\u30bd\u30b1\u30c3\u30c8\u3067\u53d7\u4fe1\u3057\u3066\u3044\u308b\u306e\u3067\u30e6\u30fc\u30b6\u3092\u533a\u5225\u3057\u3066\u51e6\u7406\u3092\u3069\u3046\u3059\u308b\u304b\u304c
\u8ab2\u984c\u3067\u3059\u3002
\u3010\u5bfe\u5fdc\u65b9\u6cd5\u6848\u3011
\u3000\u3000\u30d1\u30b1\u30c3\u30c8\u306b\u9001\u4fe1\u5143\u304c\u533a\u5225\u3067\u304d\u308b\u60c5\u5831\u3092\u57cb\u3081\u8fbc\u3080
\u3000\u3000\u53d7\u4fe1\u6642\u306b\u9001\u4fe1\u5143\u60c5\u5831\u3092\u8abf\u3079\u3001\u76f8\u624b\u3054\u3068\u306b\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u5206\u3051\u308b
\u3000\u3000\u76f8\u624b\u5148\u3054\u3068\u306b\u53d7\u4fe1\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u30b9\u30ec\u30c3\u30c9\u3092\u4f5c\u308b
\u78ba\u304b\u306b\u3067\u304d\u305d\u3046\u3067\u3059\u304c\u3001\u3053\u308c\u3092\u5b9f\u73fe\u3059\u308b\u306b\u306f\u3001
\u3000\u3000\u9001\u4fe1\u5143\u3092\u533a\u5225(\u8b58\u5225\u5b50\u306a\u3069)\u3059\u308b\u65b9\u6cd5\u304c\u5fc5\u8981\u3067\u3059\u3002
\u3000\u3000\u3000\u3000\u540c\u3058\u30db\u30b9\u30c8\u3084\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9001\u4fe1\u5143\u304c\u3042\u308b\u5834\u5408\u3092\u8003\u3048\u308b\u3068
\u3000\u3000\u3000\u3000IP\u30a2\u30c9\u30ec\u30b9\u3067\u306f\u533a\u5225\u3067\u304d\u307e\u305b\u3093\u3002
\u3000\u3000\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u304c\u3053\u308c\u307e\u3067\u3088\u308a\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u3002
\u307e\u305f\u30c1\u30e3\u30c3\u30c8\u3067\u306f\u3001\u4eca\u30b5\u30fc\u30d0\u3092\u4f7f\u3063\u3066\u3044\u308b\u4ed6\u306e\u30e6\u30fc\u30b6\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u308a\u307e\u3059\u3002
UDP\u306b\u306f\u63a5\u7d9a\u3068\u3044\u3046\u6982\u5ff5\u304c\u306a\u3044\u306e\u3067\u3001\u3053\u306e\u65b9\u6cd5\u3060\u3051\u3067\u306f\u3060\u308c\u304c\u30b5\u30fc\u30d0\u3092\u4f7f\u3063\u3066\u3044\u308b\u304b\u3092
\u5224\u65ad\u3059\u308b\u3053\u3068\u306f\u96e3\u3057\u3044\u3067\u3059\u306d\u3002\uff08\u751f\u6b7b\u78ba\u8a8d\u306e\u3088\u3046\u306a\u4ed5\u7d44\u307f\u304c\u5fc5\u8981\u3067\u3059\u306d\uff09<\/p>\n\n\n\n

\u305d\u308c\u3067\u3082\u3001UDP\u306f\u3001\u518d\u9001\u306e\u4ed5\u7d44\u307f\u304c\u306a\u3044\u306e\u3067\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c7\u30fc\u30bf(\u97f3\u58f0\u306a\u3069)\u306b
\u9069\u3057\u3066\u3044\u307e\u3059\u3002UDP\u3067\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u884c\u3046\u30b7\u30b9\u30c6\u30e0\u306f\u4f5c\u3063\u3066\u307f\u305f\u3044\u3067\u3059\u3002
\u305d\u3053\u3067\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u3092UDP\u3067\u884c\u3046\u5b9f\u7528\u7684\u306a\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u3066\u6b21\u306e\u3088\u3046\u306a\u69cb\u9020\u306e\u3082\u306e\u3092
\u8003\u3048\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3(\u8a8d\u8a3c\u306a\u3069)\u306a\u3069\u306e\u3088\u3046\u306a\u5931\u3063\u3066\u56f0\u308b\u3082\u306e(\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3068\u547c\u3076\u3053\u3068\u306b
\u3057\u307e\u3057\u3087\u3046)\u306fTCP\u3067\u884c\u3044\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3060\u308c\u304c\u30b5\u30fc\u30d0\u3092\u4f7f\u3063\u3066\u3044\u308b\u304b\u3082\u308f\u304b\u308a\u307e\u3059\u3002
\u307e\u305fTCP\u306e\u63a5\u7d9a\u306b\u5bfe\u3057\u3066\u30e6\u30fc\u30b6\u3054\u3068\u306e\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u4f5c\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002
\u305d\u306e\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3067\u3001\u30c7\u30fc\u30bf(\u30c1\u30e3\u30c3\u30c8\u3001\u30d5\u30a1\u30a4\u30eb)\u8ee2\u9001\u306fUDP\u3067\u884c\u3046\u3088\u3046\u306b\u3057\u307e\u3059\u3002
\u3053\u308c\u3060\u3068UDP\u304c\u4f7f\u3048\u306a\u3044\u74b0\u5883(\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u306a\u3069\u3067UDP\u3092\u62d2\u5426)\u3067\u306fTCP\u3067\u30c7\u30fc\u30bf\u8ee2\u9001\u3092
\u884c\u3046\u6a5f\u80fd\u3082\u6301\u3064\u3088\u3046\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5b9f\u4f8b\u3068\u3057\u3066\u3001RTSP(Real Time Streaming Protocol)<\/strong>\u3067\u3053\u306e\u65b9\u6cd5\u304c\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002
\u3000\u3000\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ab\u30e1\u30e9<\/strong>\u306a\u3069\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u300c\u6620\u50cf\u30fb\u97f3\u58f0\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306a
\u3000\u3000\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u914d\u4fe1\u300d\u3092\u884c\u3046\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002
RTSP\u3067\u306f\u3001\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3(\u3069\u306e\u3088\u3046\u306a\u7a2e\u985e\u306e\u30e1\u30c7\u30a3\u30a2\u3092\u914d\u4fe1\u3059\u308b\u304b\u3001\u3069\u3093\u306a
\u65b9\u6cd5\u3067\u914d\u4fe1\u3059\u308b\u304b)\u3092TCP\u3092\u4f7f\u3063\u3066\u884c\u3063\u3066\u3044\u307e\u3059\u3002
RTSP\u305d\u306e\u3082\u306e\u306fhttp\u306b\u4f3c\u305f\u6587\u5b57\u5217\u3067\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u30b5\u30fc\u30d0\u9593\u3067\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u4ea4\u63db\u3092
\u884c\u3044\u307e\u3059
\u3000\u3000SETUP<\/strong>\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u8ee2\u9001\u65b9\u6cd5\u3092\u4ea4\u63db\u3057\u307e\u3059\u3002
\u3000\u3000ANNOUNCE<\/strong>\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u30e1\u30c7\u30a3\u30a2\u306e\u7a2e\u985e\u3092\u4ea4\u63db\u3057\u307e\u3059\u3002
\u3000\u3000\u3000\u3000SDP<\/strong>(Session Description Protocol)\u3067\u8a18\u8ff0\u65b9\u6cd5\u304c\u6c7a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002
\u3000\u3000PLAY<\/strong>\u3068\u3044\u3046\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u914d\u4fe1\u3092\u958b\u59cb\u3057\u307e\u3059\u3002
\u3000\u3000\u3000\u3000RTP<\/strong>(Real-time Transport Protocol)\u30d1\u30b1\u30c3\u30c8\u306b\u30e1\u30c7\u30a3\u30a2(\u97f3\u58f0\u30fb\u6620\u50cf)\u3092
\u3000\u3000\u3000\u3000\u5165\u308c\u3066\u6c7a\u5b9a\u3057\u305f\u8ee2\u9001\u65b9\u6cd5\u3067\u914d\u4fe1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u305d\u308c\u3067\u306f\u3001SimpleClientTransFile, SimpleServerTransFile<\/strong><\/a>\u306e\u30c7\u30fc\u30bf\u8ee2\u9001\u3068\u3057\u3066
UDP\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002
\u5909\u66f4\u5185\u5bb9\u3068\u3057\u3066\u306f\u6b21\u306e\u3088\u3046\u306a\u5185\u5bb9\u3067\u3059\u3002
\u3000\u3000\u30fb\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u884c\u3046\u65b9\u6cd5\u3092UDP\/TCP\u306e\u5207\u308a\u66ff\u3048\u308b\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3092\u8ffd\u52a0<\/strong>
\u3000\u3000\u30fbCSendRecvThread\u3067\u30c7\u30fc\u30bf\u8ee2\u9001\u3092UDP\u3067\u884c\u3046\u305f\u3081\u306bUDP\u30bd\u30b1\u30c3\u30c8\u3092\u8ffd\u52a0<\/strong>
\u3000\u3000\u30fbUDP\u306b\u3088\u308b\u9001\u53d7\u4fe1\u306b\u5bfe\u5fdc\u3059\u308b\u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3001\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u8ffd\u52a0<\/strong>
\u3000\u3000\u30fb\u5404\u6a5f\u80fd\u306e\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3068\u306e\u30c7\u30fc\u30bf\u4ea4\u63db\u3092TCP\u7528\u30d0\u30c3\u30d5\u30a1\u304bUDP\u7528\u30d0\u30c3\u30d5\u30a1\u3067
\u3000\u3000\u3000\u884c\u3046\u304b\u3092\u5207\u308a\u66ff\u3048\u308b<\/strong>
(\uff0a)\u4eca\u56de\u306e\u5b9f\u88c5\u3067\u306f\u3001\u30c7\u30fc\u30bf\u3092\u30ed\u30b9\u30c8\u3057\u305f\u6642\u306e\u5bfe\u5fdc(\u518d\u9001\u306a\u3069)\u306b\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u306e\u3067
\u30d5\u30a1\u30a4\u30eb\u306e\u9001\u53d7\u4fe1\u306b\u3064\u3044\u3066\u306f\u3001\u30c7\u30fc\u30bf\u3092\u30ed\u30b9\u30c8\u3057\u3066\u5931\u6557\u3059\u308b\u304b\u3082\u77e5\u308c\u307e\u305b\u3093\u3002 <\/p>\n\n\n\n

\u3053\u3053\u3067\u3001\u30b5\u30fc\u30d0\u304b\u3089\u898b\u305f\u3068\u304d\u306b\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8(\u901a\u4fe1\u76f8\u624b)\u306e\u533a\u5225\u306b\u3064\u3044\u3066\u3001TCP\u3068UDP\u3067
\u3069\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

TCP\u3067\u306f\u3001\u30b5\u30fc\u30d0\u304c\u53d7\u4fe1\u3057\u305f\u30c7\u30fc\u30bf\u306e\u5185\u5bb9\u3092\u8abf\u3079\u308b\u3053\u3068\u306a\u304f\u3001\u901a\u4fe1\u76f8\u624b\u3092\u533a\u5225\u3067\u304d\u307e\u3059\u304c
UDP\u3067\u306f\u533a\u5225\u3067\u304d\u307e\u305b\u3093\u3002
\u305d\u3053\u3067\u3001\u4eca\u56de\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3054\u3068\u306b\u901a\u4fe1\u306b\u4f7f\u7528\u3059\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u304b\u3048\u308b\u3053\u3068\u3067UDP\u3067\u3082
\u76f8\u624b\u3092\u533a\u5225\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002
\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u3068\u3057\u3066UDP\u3092\u4f7f\u3046\u3068\u304d\u306f\u3001\u306e\u6c7a\u5b9a\u3092\u884c\u3046\u969b\u306b\u30b5\u30fc\u30d0\u30fb\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9593\u3067
\u4f7f\u7528\u3059\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u4ea4\u63db\u3092\u884c\u3046\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u306e\u4ea4\u63db\u3092\u884c\u3046\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3068\u3057\u3066SimpleClientTrandFile,
SimpleServerTransFile<\/strong><\/a>\u306b\u6b21\u306e\u3088\u3046\u306a\u5b9a\u7fa9\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010define.h\u3011\n\/\/ \u2605\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5 \u8981\u6c42\/\u5fdc\u7b54\n\/\/ Client->Server\n#define CTRL_TRANS_METHOD_REQ 400 \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u8981\u6c42(TCP\/UDP)\n\/\/ Server->Client\n#define CTRL_TRANS_METHOD_RES 1400 \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u5fdc\u7b54(TCP\/UDP)\n\n\n\/\/ \u2605\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5 \u8981\u6c42\u5fdc\u7b54\n\/\/ \u30c7\u30fc\u30bf\u90e8 \ntypedef struct\n{\n BYTE bMethod; \/\/ 0:TCP 1:UDP\n WORD wUDPSrcPort; \/\/ \u8981\u6c42\u6642\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\n \/\/ \u5fdc\u7b54\u6642\u30b5\u30fc\u30d0\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\n} TransMethodInfoRec;\n\n\/\/ \u5171\u901a\u30d8\u30c3\u30c0\u90e8 + \u30c7\u30fc\u30bf\u90e8 \n\/\/ Client\u304b\u3089UDP\u8981\u6c42\u3092\u51fa\u3057\u305f\u6642\u3001Server\u304b\u3089\u5fdc\u7b54\u304cTCP\u306a\u3089TCP\u3067\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u884c\u3046\n\/\/ Server\u304b\u3089\u306e\u5fdc\u7b54\u304cUDP\u306a\u3089\u8fd4\u3063\u3066\u304d\u305f\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u9001\u4fe1\u5148\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\ntypedef struct\n{\n HeaderRec header;\n TransMethodInfoRec TansMethodInfo;\n} TransMethodReqRec, TransMethodResRec;<\/p>\n\n\n\n

\u305d\u308c\u3067\u306f\u3001SimpleClientTransFile(Winodws\u7248)<\/strong>\u306bUDP\u306b\u3088\u308b\u30c7\u30fc\u30bf\u8ee2\u9001\u6a5f\u80fd\u3092\u8ffd\u52a0
\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002
SimpleClient.cpp<\/strong>\uff1a\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u306e\u4ea4\u63db\u306e\u305f\u3081\u306e\u30e1\u30cb\u30e5\u30fc\u7528\u306e\u5b9a\u7fa9\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
SendRecvThread.h<\/strong>\uff1aUDP\u306e\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u305f\u3081\u306b\u76f8\u624b\u5148\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SimpleClient.cpp\u3011\n\/\/ \u30e1\u30cb\u30e5\u30fc\u3067\u4f7f\u7528\u3059\u308b\u6587\u5b57\n#define CMD_QUIT_CHAR ‘q’\n#define CMD_SEND_MSG_CHAR ‘m’\n#define CMD_SEND_FILE_CHAR ‘s’ \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u958b\u59cb\n#define CMD_TRANS_FILE_ABORT_CHAR ‘a’ \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\/\u53d7\u4fe1\u4e2d\u65ad\n#define CMD_RECV_FILE_CHAR ‘r’ \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u958b\u59cb(\u30b5\u30a4\u30ba\u8981\u6c42)\n#define CMD_USE_UDP_CHAR ‘U’ \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u3092UDP\u3067\u884c\u3046\n#define CMD_USE_ONLY_TCP_CHAR ‘T’ \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u3092TCP\u3067\u884c\u3046\n\n\n\u3010SendRecvThread.h\u3011\ntypedef struct\n{\n SOCKET fdClient; \/\/ \u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8(connect\u306e\u7d50\u679c)\n CMySyncObject *pCMySyncObject; \/\/ \u540c\u671f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\n sockaddr *ai_addr; \/\/ \u2605\u63a5\u7d9a\u5148\u30a2\u30c9\u30ec\u30b9(UDP\u306e\u9001\u4fe1\u5148\u3068\u3057\u3066\u4f7f\u7528)\n size_t ai_addrlen; \/\/ \u2605\u63a5\u7d9a\u5148\u30a2\u30c9\u30ec\u30b9\u9577\n} ConnectionInfoRec;<\/p>\n\n\n\n

SimpleClient.cpp<\/strong>\u3067\u30e1\u30cb\u30e5\u30fc\u3067\u6307\u5b9a\u3055\u308c\u305f\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u8981\u6c42\u3092\u30b5\u30fc\u30d0\u306b\u9001\u4fe1\u3059\u308b\u95a2\u6570\u3092
\u547c\u3073\u51fa\u3059\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SimpleClient.cpp\u3011\nint main(int argc, char *argv[])\n{\n…\n while (1)\n {\n…\n switch (GetKeyString(szKeyInBuff, sizeof(szKeyInBuff)- 1))\n {\n…\n case CMD_TRANS_FILE_ABORT_CHAR: \/\/ ‘a’\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\/\u53d7\u4fe1\u4e2d\u65ad\n if (m_pCSendRecvThread != NULL)\n {\n m_pCSendRecvThread->SendFileAbort(); \/\/ \u9001\u4fe1\u4e2d\u65ad\n m_pCSendRecvThread->RecvFileAbort(); \/\/ \u53d7\u4fe1\u4e2d\u65ad\n }\n break;\n case CMD_USE_UDP_CHAR: \/\/ \u2605’U’\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u3092UDP\u3067 szKeyInBuff\u306b\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\n if (m_pCSendRecvThread != NULL)\n {\n m_pCSendRecvThread->SendTransMethodPacket(1, (WORD)atol(szKeyInBuff));\n }\n DispMenu();\n break;\n case CMD_USE_ONLY_TCP_CHAR: \/\/ \u2605’T’\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u3092TCP\u3067\n if (m_pCSendRecvThread != NULL)\n {\n m_pCSendRecvThread->SendTransMethodPacket(0, 0);\n }\n DispMenu();\n break;\n }\n }\n…\n}<\/p>\n\n\n\n

SimpleClient.cpp<\/strong>\u306eCreateAndConnectSocket\u95a2\u6570\u3067\u3001\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306b
\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u76f8\u624b\u5148\u30a2\u30c9\u30ec\u30b9\u3082\u6e21\u3059\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SimpleClient.cpp\u3011\nBOOL CreateAndConnectSocket(LPCSTR szAddress, WORD wPort)\n{\n…\n if (getaddrinfo(szAddress, szPort, &hints, &pres) == 0)\n {\n…\n ShowInterfaceIndex(pTemp);\n \/\/ HopLimit\u3092\u53d6\u5f97\u8a2d\u5b9a\u3059\u308b(\u30eb\u30fc\u30bf\u8d8a\u3092\u8003\u3048\u308b\u3068\u304d\u306f\u5927\u304d\u3081\u306e\u5024\u306b)\n\/\/ SetHopLimit(fd, pTemp->ai_family, 10);\n…\nL_NEXT:\n pTemp = pTemp->ai_next;\n }\n\/\/ freeaddrinfo(pres); \/\/ \u2605pTemp\u3092\u4f7f\u3046\u306e\u3067\u3053\u3053\u3067\u306f\u958b\u653e\u3057\u306a\u3044\n }\n…\n \/\/ \u9001\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u958b\u59cb\u3059\u308b\n m_pConInfo = (ConnectionInfoRec *)calloc(1, sizeof(ConnectionInfoRec));\n m_pConInfo->fdClient = fd;\n m_pConInfo->pCMySyncObject = m_pCMySyncObject;\n \/\/ \u2605\u76f8\u624b\u30a2\u30c9\u30ec\u30b9\u3092\u6e21\u3059\n m_pConInfo->ai_addr = pTemp->ai_addr;\n m_pConInfo->ai_addrlen = pTemp->ai_addrlen;\n m_pCSendRecvThread = new CSendRecvThread(m_pConInfo);\n m_pCSendRecvThread->Begin();\n\nL_END:\n if(pres != NULL) \/\/ \u2605\u30a2\u30c9\u30ec\u30b9\u3092\u6e21\u3057\u305f\u5f8c\u306b\u958b\u653e\n freeaddrinfo(pres);\n return(fRet);\n}<\/p>\n\n\n\n

SimpleClient.cpp<\/strong>\u306e\u30e1\u30cb\u30e5\u30fc\u8868\u793a\u3001\u30ad\u30fc\u30dc\u30fc\u30c9\u5165\u529b\u95a2\u6570\u306b\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u306e\u6307\u5b9a\u3092
\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SimpleClient.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u30e1\u30cb\u30e5\u30fc\u306e\u8868\u793a\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nvoid DispMenu()\n{\n \/\/ \u2605\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u306e\u6307\u5b9a(U,T)\u3092\u8ffd\u52a0\n Locate(1, 8, 2);\n fprintf(stderr, “%c:quit %c:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 %c:\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1 %c:\u4e2d\u65ad\\n%c:\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u306bUDP\u3092\u4f7f\u7528\u3059\u308b %c:\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u306bTCP\u3092\u4f7f\u7528\u3059\u308b : “,\n CMD_QUIT_CHAR, CMD_SEND_MSG_CHAR, CMD_SEND_FILE_CHAR, CMD_TRANS_FILE_ABORT_CHAR, \n CMD_USE_UDP_CHAR, CMD_USE_ONLY_TCP_CHAR);\n}\n\n\n\/\/==============================================\n\/\/ function\n\/\/ \u30ad\u30fc\u30dc\u30fc\u30c9\u5165\u529b(\u6539\u884c\u307e\u3067)\u306e\u53d6\u5f97\n\/\/ \u5165\u529b\u304c\u306a\u3044\u3068\u304d\u306f\u3059\u3050\u306b\u30ea\u30bf\u30fc\u30f3\n\/\/ parameter\n\/\/ LPSTR pszString [in\/out]\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30d0\u30c3\u30d5\u30a1\n\/\/ int iSize [in]\u30d0\u30c3\u30d5\u30a1\u306e\u30b5\u30a4\u30ba\n\/\/ return\n\/\/ 0:\u5165\u529b\u306a\u3057 CMD_QUIT_CHAR:\u7d42\u4e86 CMD_SEND_MSG_CHAR:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 \n\/\/ CMD_SEND_FILE_CHAR:\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1 \n\/\/==============================================\nint GetKeyString(LPSTR pszString, int iSize)\n{\n…\n if (_kbhit())\n {\n…\n switch (_getch())\n {\n…\n \/\/ \u2605U\u30b3\u30de\u30f3\u30c9 \u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u5165\u529b\n case CMD_USE_UDP_CHAR:\n fprintf(stderr, “\\nUDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044 : “);\n fgets(pszString, iSize, stdin);\n if (strlen(pszString) > 0)\n {\n \/\/ \u6539\u884c\u307e\u3067\u8aad\u307f\u8fbc\u3093\u3067\u3044\u308b\u306e\u3067\n if (pszString[strlen(pszString) – 1] == ‘\\n’)\n pszString[strlen(pszString) – 1] = 0;\n iRet = CMD_USE_UDP_CHAR;\n }\n break;\n \/\/ T\u30b3\u30de\u30f3\u30c9\n case CMD_USE_ONLY_TCP_CHAR:\n iRet = CMD_USE_ONLY_TCP_CHAR;\n break;\n default:\n break;\n }\n }\n return(iRet);\n}<\/p>\n\n\n\n

CSendRecvThread<\/strong>\u306bUDP\u3067\u306e\u30c7\u30fc\u30bf\u8ee2\u9001\u7528\u306bUDP\u30bd\u30b1\u30c3\u30c8\u3001UDP\u7528\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(connect\u306e\u7d50\u679c)\n CMySyncObject *pCMySyncObject; \/\/ \u540c\u671f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\n sockaddr *ai_addr; \/\/ \u2605\u63a5\u7d9a\u5148\u30a2\u30c9\u30ec\u30b9(UDP\u306e\u9001\u4fe1\u5148\u3068\u3057\u3066\u4f7f\u7528)\n size_t ai_addrlen; \/\/ \u2605\u63a5\u7d9a\u5148\u30a2\u30c9\u30ec\u30b9\u9577\n} ConnectionInfoRec;\n\nclass CSendRecvThread :\n public CThreadJob\n{\npublic:\n…\n UINT DoWork() override; \/\/ DoSend\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 BOOL SendMessagePacket(char *pcData, int iSize); \/\/ \u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1\n BOOL SendTransMethodPacket(BYTE bMethod, WORD wUDPSrcPort); \/\/ \u2605\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u8981\u6c42\u9001\u4fe1\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 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(fd_set *rfds); \/\/ \u2605TCP\u53d7\u4fe1\n BOOL RecvUDPData(fd_set *rfds); \/\/ \u2605UDP\u53d7\u4fe1\n BOOL SendTCPData(fd_set *wfds, DWORD dwNow); \/\/ \u2605TCP\u9001\u4fe1\n BOOL SendUDPData(fd_set *wfds, 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 RecvFileSendResPacket(HeaderRec *pHeader, int iTcpUdp); \/\/ \u2605\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b3\u30de\u30f3\u30c9\/\u5fdc\u7b54\u306e\u53d7\u4fe1\u51e6\u7406(TCP\/UDP\u3067\u53c2\u7167\u30d0\u30c3\u30d5\u30a1\u5207\u308a\u66ff\u3048)\n int RecvFileRecvResPacket(HeaderRec *pHeader, int iTcpUdp); \/\/ \u2605\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b3\u30de\u30f3\u30c9\/\u5fdc\u7b54\u306e\u53d7\u4fe1\u51e6\u7406(TCP\/UDP\u3067\u53c2\u7167\u30d0\u30c3\u30d5\u30a1\u5207\u308a\u66ff\u3048)\n int RecvTransMethodResPacket(HeaderRec *pHeader); \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u5fdc\u7b54\u306e\u53d7\u4fe1\u51e6\u7406(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 BOOL KillZombei(); \/\/ \u4e0d\u8981\u306a\u30b9\u30ec\u30c3\u30c9\u3092\u7834\u68c4\u3059\u308b\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<\/strong>\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_pCSendFileThread = NULL; \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u5b9f\u65bd\u30b9\u30ec\u30c3\u30c9\n m_pCRecvFileThread = NULL; \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u5b9f\u65bd\u30b9\u30ec\u30c3\u30c9\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_RES\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 \/\/ \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 = new CChatMsgThread(this);\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_pCSendFileThread != NULL) \/\/ \u3082\u3057\u52d5\u3044\u3066\u3044\u305f\u3089\u6b62\u3081\u308b(\u4e2d\u65ad\u3082\u5fc5\u8981\u3067\u3057\u3087\u3046)\n {\n m_pCSendFileThread->End();\n m_pCSendFileThread->WaitForEnd();\n }\n SAFE_DELETE(m_pCSendFileThread)\n if (m_pCRecvFileThread != NULL) \/\/ \u3082\u3057\u52d5\u3044\u3066\u3044\u305f\u3089\u6b62\u3081\u308b(\u4e2d\u65ad\u3082\u5fc5\u8981\u3067\u3057\u3087\u3046)\n {\n m_pCRecvFileThread->End();\n m_pCRecvFileThread->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(DoSend, DoRecv\u306e\u5185\u5bb9\u3092\u8a18\u8ff0\u3059\u308b)\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 fd_set wfds, rfds;\n struct timeval tv;\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\n while (!m_fStopFlag)\n {\n \/\/ \u4e0d\u8981\u306a\u30b9\u30ec\u30c3\u30c9\u3092\u7834\u68c4\n \/\/ \u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u51e6\u7406\u30b9\u30ec\u30c3\u30c9\u304c\u30a8\u30e9\u30fc\u306a\u3089\u7d42\u4e86\n if (KillZombei() == TRUE)\n {\n fRet = FALSE;\n break;\n }\n tv.tv_sec = 0;\n tv.tv_usec = 10 * 1000; \/\/ 10msec\n FD_ZERO(&rfds);\n FD_ZERO(&wfds);\n \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u691c\u67fb\u7528fd_set\u306f\u5e38\u306b\u30bb\u30c3\u30c8\u3059\u308b\n FD_SET(m_pConInfo->fdClient, &rfds);\n \/\/ \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\u7528fd_set\u306b\u30bb\u30c3\u30c8\u3059\u308b\n \/\/ \u30c1\u30a7\u30c3\u30af\u306e\u305f\u3081\u306b\u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\u3059\u308b\n timeBeginPeriod(1); \/\/ \u30bf\u30a4\u30de\u30fc\u306e\u6700\u5c0f\u7cbe\u5ea6\u30921msec\u306b\u3059\u308b\n dwNow = timeGetTime();\n timeEndPeriod(1); \/\/ \u30bf\u30a4\u30de\u30fc\u306e\u6700\u5c0f\u7cbe\u5ea6\u3092\u623b\u3059\n\n \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u8abf\u3079\u308b(TCP)\n iSendSize = m_pCRingBuffSend->GetReadableSize();\n \/\/ \u2605TCP\u306e\u9001\u4fe1\u53ef\u80fd\u6642\u523b\u304b\u3064\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\n if ((iSendSize > 0) && (CanSendNow(dwNow, 0) == TRUE))\n FD_SET(m_pConInfo->fdClient, &wfds);\n\n \/\/ \u2605\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u304cUDP\u306e\u6642\u3001UDP\u306e\u9001\u4fe1\u306e\u305f\u3081\u306e\u51e6\u7406\n if (m_bTarnsMethod == 1)\n {\n \/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u691c\u67fb\u7528fd_set\u306f\u5e38\u306b\u30bb\u30c3\u30c8\u3059\u308b\n FD_SET(m_fdUDP, &rfds);\n \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u8abf\u3079\u308b(UDP)\n iSendSize = m_pCRingBuffSendUDP->GetReadableSize();\n \/\/ \u2605UDP\u306e\u9001\u4fe1\u53ef\u80fd\u6642\u523b\u304b\u3064\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\n if ((iSendSize > 0) && (CanSendNow(dwNow, 1) == TRUE))\n FD_SET(m_fdUDP, &wfds);\n }\n\n select(FD_SETSIZE, &rfds, &wfds, NULL, &tv); \/\/ \u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u307e\u3067Sleep\u3068\u540c\u7b49\n\n \/\/ \u2605\u53d7\u4fe1\u51e6\u7406TCP\n if((fRet = RecvTCPData(&rfds)) == FALSE)\n break;\n \/\/ \u2605\u53d7\u4fe1\u51e6\u7406UDP\n if ((fRet = RecvUDPData(&rfds)) == 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\u3001FD_ISSET\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) \/\/ \u8fd4\u5024\u304c-1\u306e\u6642\u304c\u30a8\u30e9\u30fc\n {\n DispErrorMsg(“Err:Packet format TCP”);\n fRet = FALSE;\n break;\n }\n \/\/ \u2605UDP\u53d7\u4fe1\u30c7\u30fc\u30bf\u306e\u89e3\u6790\n if (AnalyzeDataRecv(1) == -1) \/\/ \u8fd4\u5024\u304c-1\u306e\u6642\u304c\u30a8\u30e9\u30fc\n {\n DispErrorMsg(“Err:Packet format UDP”);\n fRet = FALSE;\n break;\n }\n\n \/\/ \u2605\u9001\u4fe1\u51e6\u7406(TCP)\n if ((fRet = SendTCPData(&wfds, dwNow)) == FALSE)\n break;\n \/\/ \u2605\u9001\u4fe1\u51e6\u7406(UDP)\n if ((fRet = SendUDPData(&wfds, 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\/\/ fd_set *rfds [in]\n\/\/ return\n\/\/ TRUE\/FALSE:\u5207\u65ad\/\u30a8\u30e9\u30fc\n\/\/==============================================\nBOOL CSendRecvThread::RecvTCPData(fd_set *rfds)\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 (FD_ISSET(m_pConInfo->fdClient, rfds)) \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308c\u3070recv\u5b9f\u65bd\n {\n \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u7a7a\u304d\u304c\u3042\u308c\u3070\u53d6\u5f97\u3059\u308b\n \/\/ \u3053\u3053\u3067\u53d7\u4fe1\u3057\u306a\u3051\u308c\u3070\u3001\u6b21\u56de\u306eFD_ISSET\u3067\u53d7\u4fe1\u30c7\u30fc\u30bf\u3042\u308a\u304c\u30bb\u30c3\u30c8\u3055\u308c\u308b\u306e\u3067\n \/\/ \u6b21\u56de\u306b\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\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 \/\/ \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\/\/ fd_set *rfds [in]\n\/\/ return\n\/\/ TRUE\n\/\/==============================================\nBOOL CSendRecvThread::RecvUDPData(fd_set *rfds)\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\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u683c\u7d0d\u30a8\u30ea\u30a2\n socklen_t iPeerLen;\n\n if (FD_ISSET(m_fdUDP, rfds)) \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308c\u3070recvfrom\u5b9f\u65bd\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 \/\/ \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(TRUE);\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\/\/ fd_set *wfds [in]\n\/\/ DWORD dwNow [in]\u73fe\u5728\u6642\u523b\n\/\/ return\n\/\/ TRUE\/FALSE:\u5207\u65ad\/\u30a8\u30e9\u30fc\n\/\/==============================================\nBOOL CSendRecvThread::SendTCPData(fd_set *wfds, 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 if (FD_ISSET(m_pConInfo->fdClient, wfds)) \/\/ \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”);\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\/\/ DWORD dwNow [in]\u73fe\u5728\u6642\u523b\n\/\/ fd_set *wfds [in]\n\/\/ return\n\/\/ TRUE\n\/\/==============================================\nBOOL CSendRecvThread::SendUDPData(fd_set *wfds, 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 if ((m_bTarnsMethod == 1) && (FD_ISSET(m_fdUDP, wfds)))\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\/\/==============================================\nint CSendRecvThread::AnalyzeDataRecv(int iTcpUdp)\n{\n int iRet = 0;\n HeaderRec Header;\n WORD wCmd;\n CRingBuff *pCRingBuff = (iTcpUdp == 1) ? m_pCRingBuffRecvUDP : m_pCRingBuffRecv;\n \/\/ \u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\u3092\u8abf\u3079\u308b\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 \/\/ \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, 7, 1);\n fprintf(stderr, “CMD:%d\\n”, wCmd);\n\n switch (wCmd)\n {\n case CMD_MSG_DATA: \/\/ \u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u30b3\u30de\u30f3\u30c9\u306e\u51e6\u7406\n iRet = RecvMessagePacket(&Header, iTcpUdp);\n break;\n case CMD_SEND_FILE_START_RES: \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b3\u30de\u30f3\u30c9\/\u5fdc\u7b54\u306e\u51e6\u7406\n case CMD_SEND_FILE_END_RES:\n case CMD_SEND_FILE_ABORT_RES:\n iRet = RecvFileSendResPacket(&Header, iTcpUdp);\n break;\n case CMD_RECV_FILE_SIZE_RES: \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b3\u30de\u30f3\u30c9\/\u5fdc\u7b54\u306e\u51e6\u7406\n case CMD_RECV_FILE_ABORT_RES:\n case CMD_RECV_FILE_ING:\n case CMD_RECV_FILE_END_REQ:\n iRet = RecvFileRecvResPacket(&Header, iTcpUdp);\n break;\n case CTRL_TRANS_METHOD_RES: \/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u5fdc\u7b54\n if (iTcpUdp == 0) \/\/ TCP\u306e\u307f\n iRet = RecvTransMethodResPacket(&Header);\n else\n iRet = -1;\n break;\n default: \/\/ \u77e5\u3089\u306a\u3044\u30b3\u30de\u30f3\u30c9\u306a\u306e\u3067\u30a8\u30e9\u30fc\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\/\/==============================================\nint 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\/\u5fdc\u7b54(S\u2192C)\u3092\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b9\u30ec\u30c3\u30c9\u306b\u6e21\u3059\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::RecvFileSendResPacket(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 \/\/ \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 != NULL)\n {\n if (m_pCSendFileThread->m_pCRingBuffCmd->Write(pbPacket, iPacketSize) == TRUE)\n {\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = 1;\n }\n }\n else\n pCRingBuff->UpdateHeadPoint(iPacketSize); \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b9\u30ec\u30c3\u30c9\u304c\u306a\u3044\u3068\u304d\u306f\u8aad\u307f\u8fbc\u3093\u3060\u3053\u3068\u306b\u3059\u308b\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\/\u5fdc\u7b54(S\u2192C)\u3092\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306b\u6e21\u3059\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::RecvFileRecvResPacket(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 \/\/ \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_pCRecvFileThread != NULL)\n {\n if (m_pCRecvFileThread->m_pCRingBuffCmd->Write(pbPacket, iPacketSize) == TRUE)\n {\n pCRingBuff->UpdateHeadPoint(iPacketSize);\n iRet = 1;\n }\n }\n else \/\/ \u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u304c\u306a\u3044\u306e\u3067\u30a8\u30e9\u30fc\n {\n iRet = -1;\n pCRingBuff->UpdateHeadPoint(iPacketSize); \/\/ \u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u30b9\u30ec\u30c3\u30c9\u304c\u306a\u3044\u3068\u304d\u306f\u8aad\u307f\u8fbc\u3093\u3060\u3053\u3068\u306b\u3059\u308b\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\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u5909\u6570\u306b\u5fdc\u7b54\u3067\u6307\u5b9a\u3055\u308c\u305f\u5024\u3092\u8a2d\u5b9a
\u3000\u30fb\u5fdc\u7b54\u304cUDP\u306e\u6642:sendto\u3067\u4f7f\u7528\u3059\u308b\u30a2\u30c9\u30ec\u30b9\u306e\u4f5c\u6210(\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u8a2d\u5b9a)
\u3000\u30fb\u5fdc\u7b54\u304cTCP\u306e\u6642:\u8ee2\u9001\u65b9\u6cd5\u8981\u6c42\u6642\u306b\u4f5c\u6210\u3057\u305fUDP\u30bd\u30b1\u30c3\u30c8\u306e\u7834\u68c4<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u5fdc\u7b54\u306e\u53d7\u4fe1\u51e6\u7406\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::RecvTransMethodResPacket(HeaderRec *pHeader)\n{\n int iRet = 0;\n int iDataSize, iSize, iPacketSize;\n LPBYTE pbPacket = NULL;\n TransMethodReqRec *pTransMethod;\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 m_bTarnsMethod = pTransMethod->TansMethodInfo.bMethod;\n Locate(12, 7, 1);\n fprintf(stderr, “TransMethod:%s”, (m_bTarnsMethod == 1) ? “UDP” : “TCP”);\n\n \/\/ UDP\u901a\u4fe1\u7528\u306b\u76f8\u624b\u5148sockaddr\u3092\u4f5c\u308b \n if (m_bTarnsMethod == 1) \/\/ UDP\n m_bTarnsMethod = MakePeerUDPSockaddr(ntohs(pTransMethod->TansMethodInfo.wUDPSrcPort));\n\n if(m_bTarnsMethod == 0) \/\/ TCP\n {\n DestroySocket(m_fdUDP); \/\/ UDP\u3067\u8981\u6c42\u3057\u3066\u3044\u305f\u3089\u7834\u68c4\n }\n iRet = 1;\n\nL_END:\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] = {0};\n addrinfo hints, *pres = NULL;\n\n \/\/ \u30a2\u30c9\u30ec\u30b9\u306e\u53d6\u308a\u51fa\u3057\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 \/\/ \u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6307\u5b9a\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\/\/ return\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

\u30c7\u30fc\u30bf\u8ee2\u9001\u65b9\u6cd5\u8981\u6c42\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u95a2\u6570\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3000UDP\u3092\u6307\u5b9a\u3059\u308b\u3068\u304d\u306fUDP\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210\u3057\u53d7\u4fe1\u6e96\u5099\u3092\u3057\u307e\u3059\u3002
\u3000UDP\u3092\u6307\u5b9a\u3059\u308b\u3068\u304d\u306f\u8981\u6c42\u30d1\u30b1\u30c3\u30c8\u306b\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u30bb\u30c3\u30c8\u3057\u307e\u3059\u3002
\u3000TCP\u3092\u6307\u5b9a\u3059\u308b\u3068\u304d\u306f\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u306f\u4e0d\u8981\u3067\u3059\u306e\u30670\u3092\u30bb\u30c3\u30c8\u3057\u307e\u3059\u3002
\u3000\u8ee2\u9001\u65b9\u6cd5\u306e\u78ba\u5b9a\u306f\u3001\u5fdc\u7b54\u30d1\u30b1\u30c3\u30c8\u53d7\u4fe1\u3067\u884c\u3044\u307e\u3059\u3002
\u3000\u5fdc\u7b54\u30d1\u30b1\u30c3\u30c8\u3067TCP\u304c\u6307\u5b9a\u3055\u308c\u305f\u3068\u304d\u306f\u3001\u4f5c\u6210\u6e08\u307fUDP\u30bd\u30b1\u30c3\u30c8\u306f\u7834\u68c4\u3055\u308c\u307e\u3059\u3002
\u3000\u3053\u308c\u306f\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306a\u306e\u3067TCP\u3067\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp\u3011\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30c7\u30fc\u30bf\u9001\u53d7\u4fe1\u65b9\u6cd5\u306e\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\n\/\/ UDP\u6307\u5b9a\u6642\u306fUDP\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u6210\u3059\u308b\n\/\/ \u78ba\u5b9a\u306f\u5fdc\u7b54\u53d7\u4fe1\u6642\n\/\/ parameter\n\/\/ BYTE bMethod [in]0:TCP 1:UDP\n\/\/ WORD wUDPSrcPort [in]UDP\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\/0\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CSendRecvThread::SendTransMethodPacket(BYTE bMethod, WORD wUDPSrcPort)\n{\n TransMethodReqRec *pTransMethod = NULL;\n int iPacketSize = sizeof(TransMethodReqRec); \/\/ \u30d1\u30b1\u30c3\u30c8\u30b5\u30a4\u30ba\n BOOL fRet = FALSE;\n addrinfo hints, *pres = NULL;\n char szPort[NI_MAXSERV] = { 0 }, szAddr[NI_MAXHOST] = {0};\n sockaddr_storage Addr;\n socklen_t iAddrLen;\n int on;\n\n if (m_bTarnsMethod == bMethod) \/\/ \u5909\u66f4\u304c\u306a\u3044\u3068\u304d\u306f\u4f55\u3082\u3057\u306a\u3044\n {\n fRet = TRUE;\n goto L_END;\n }\n\/\/ UDP\u306e\u6642\u306fUDP\u30bd\u30b1\u30c3\u30c8\u3092\u4f5c\u308b\n if (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 goto L_END;\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”, wUDPSrcPort); \/\/ \u30dd\u30fc\u30c8\u756a\u53f7\n ENABLE_C4996\n if (getaddrinfo(NULL, szPort, &hints, &pres) != 0)\n goto L_END;\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 DispErrorMsg(“Err:setsockopt”);\n goto L_END;\n }\n }\n#endif\n if (bind(m_fdUDP, pres->ai_addr, (int)pres->ai_addrlen) == SOCKET_ERROR)\n {\n DispErrorMsg(“Err:bind”);\n goto L_END;\n }\n \/\/ 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 pTransMethod = (TransMethodReqRec *)calloc(iPacketSize, sizeof(BYTE)); \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u306e\u30a8\u30ea\u30a2\u3092\u78ba\u4fdd\n memcpy(pTransMethod->header.bMagicData, MAGIC_STRING, strlen(MAGIC_STRING));\n pTransMethod->header.wCommand = htons(CTRL_TRANS_METHOD_REQ);\n pTransMethod->header.wDataLen = htons(sizeof(TransMethodInfoRec));\n pTransMethod->TansMethodInfo.bMethod = bMethod;\n pTransMethod->TansMethodInfo.wUDPSrcPort = htons((WORD)atol(szPort)); \/\/ TCP\u306e\u6642\u306f\u610f\u5473\u304c\u306a\u3044\u306e\u30670\u3092\u30bb\u30c3\u30c8\n \/\/ \u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306f\u5f37\u5236\u7684\u306bTCP\u3067\u9001\u4fe1\n fRet = SetSendData((char *)pTransMethod, iPacketSize, TRUE);\n\n SAFE_FREE(pTransMethod)\nL_END:\n if(pres != NULL)\n freeaddrinfo(pres);\n if (fRet == FALSE)\n DestroySocket(m_fdUDP);\n return(fRet);\n}<\/p>\n\n\n\n

\u3053\u308c\u3067\u5b8c\u6210\u3067\u3059\u3002
Linux\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
SimpleClientTransFile for Windows TCP\/UDP\u5bfe\u5fdc<\/a><\/strong>
SimpleClientTransFile for Linux TCP\/UDP\u5bfe\u5fdc<\/a><\/strong><\/p>\n\n\n\n

\u6b21\u56de\u30b5\u30fc\u30d0\u5074\u3092\u4f5c\u6210\u3057\u3066\u52d5\u4f5c\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

UDP\u3092\u4f7f\u3063\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u308b\u3053\u3068\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070SimpleClientTrandFile, SimpleServerTransFile\u3067\u5b9f\u73fe\u3057\u305f\u6a5f\u80fd(\u30c1\u30e3\u30c3\u30c8\u3001\u30d5\u30a1\u30a4\u30eb\u9001\u4fe1\u3001\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1)\u3092UDP\u3067\u5b9f […]<\/p>\n","protected":false},"author":1,"featured_media":129,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_locale":"ja","_original_post":"https:\/\/www.oji-koji.com\/?p=2067","footnotes":""},"categories":[10],"tags":[],"class_list":["post-2067","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\/2067","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=2067"}],"version-history":[{"count":43,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/2067\/revisions"}],"predecessor-version":[{"id":3118,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/2067\/revisions\/3118"}],"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=2067"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2067"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2067"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}