{"id":1996,"date":"2020-02-10T18:11:17","date_gmt":"2020-02-10T09:11:17","guid":{"rendered":"https:\/\/www.oji-koji.com\/?p=1996"},"modified":"2021-07-28T11:36:09","modified_gmt":"2021-07-28T02:36:09","slug":"%e3%83%9e%e3%83%ab%e3%83%81%e3%82%ad%e3%83%a3%e3%82%b9%e3%83%88%e9%80%81%e4%bf%a1%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=1996","title":{"rendered":"\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u9001\u4fe1\u30d7\u30ed\u30b0\u30e9\u30e0"},"content":{"rendered":"\n

\u4eca\u56de\u306f\u3001\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u9001\u4fe1\u30d7\u30ed\u30b0\u30e9\u30e0(UDPMulticastSender for Windows)\u3092\u4f5c\u308a\u307e\u3059\u3002
\u5148\u305a\u306f\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u306e\u5fa9\u7fd2\u3067\u3059\u3002
(IPv6\u306e\u30a2\u30c9\u30ec\u30b9\u306b\u3064\u3044\u3066\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044<\/a>\uff09<\/p>\n\n\n\n

IPv4\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong>
\u3000\u3000\u30af\u30e9\u30b9D<\/strong>\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u3059
\u3000\u3000\u30c8\u30c3\u30d7\u30d3\u30c3\u30c8\u304c\u300c1110\u300d<\/strong>\u306a\u306e\u3067\u3001\u30a2\u30c9\u30ec\u30b9\u306e\u7bc4\u56f2\u306f224.0.0.0 \uff5e 239.255.255.255<\/strong>\u3067\u3059\u3002
\u3053\u306e\u7bc4\u56f2\u3067\u6b21\u306e\u3082\u306e\u304c\u4e88\u7d04\u6e08\u307f\u3067\u3059\u306e\u3067\u3001\u81ea\u5206\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u4f7f\u7528\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002
\u3000\u3000224.0.0.0 \uff5e 224.0.0.255\uff08\u4e88\u7d04\u6e08\u307f\uff09<\/strong>
\u3000\u3000\u3000\u3000\u30ed\u30fc\u30ab\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5236\u5fa1\u30d6\u30ed\u30c3\u30af
\u3000\u3000\u3000\u3000\u540c\u4e00\u30bb\u30b0\u30e1\u30f3\u30c8\u4e0a\u3067\u4f7f\u7528\u3059\u308b\u30a2\u30c9\u30ec\u30b9\u3002\u3053\u306e\u7bc4\u56f2\u306e\u30a2\u30c9\u30ec\u30b9\u306f\u901a\u5e38\u3001TTL\u5024\u300c1\u300d\u3067
\u3000\u3000\u3000\u3000\u9001\u4fe1\u3055\u308c\u308b\u305f\u3081\u3001\u30eb\u30fc\u30bf\u3067\u8ee2\u9001\u3055\u308c\u307e\u305b\u3093\u3002
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.1\u3000\u3000\u30b5\u30d6\u30cd\u30c3\u30c8\u4e0a\u306e\u5168\u3066\u306e\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u5bfe\u5fdc\u306e\u30db\u30b9\u30c8
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.2\u3000\u3000\u30b5\u30d6\u30cd\u30c3\u30c8\u4e0a\u306e\u5168\u3066\u306e\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u5bfe\u5fdc\u306e\u30eb\u30fc\u30bf
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.5\u3000\u3000\u5168\u3066\u306eOSPF\u30eb\u30fc\u30bf
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.6\u3000\u3000\u5168\u3066\u306eOSPF DR\/BDR\u30eb\u30fc\u30bf
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.9\u3000\u3000\u5168\u3066\u306eRIPv2\u30eb\u30fc\u30bf
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.10 \u3000\u5168\u3066\u306eEIGRP\u30eb\u30fc\u30bf
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.13 \u3000\u5168\u3066\u306ePIM\u30eb\u30fc\u30bf
\u3000\u3000\u3000\u3000\u3000\u3000224.0.0.18 \u3000\u5168\u3066\u306eVRRP\u30eb\u30fc\u30bf
\u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30b3\u30fc\u30d7\u306e\u30a2\u30c9\u30ec\u30b9\u306e\u7bc4\u56f2\u306f224.0.1.0 \uff5e 238.255.255.255<\/strong>\u3067\u3059\u3002
\u3000\u3000\u3053\u308c\u3089\u306f\u7d44\u7e54\u9593\u3084\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002
\u3000\u3000\u30a2\u30c9\u30ec\u30b9\u306e\u4e00\u90e8\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u305f\u3081\u306bICANN\u3067\u4e88\u7d04\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30b9\u30b3\u30fc\u30d7\u306e\u30a2\u30c9\u30ec\u30b9\u306e\u7bc4\u56f2\u306f239.0.0.0 \uff5e 239.255.255.255<\/strong>\u3067\u3059\u3002
\u3000\u3000\u3053\u308c\u3089\u306f\u3001\u7d44\u7e54\u5185\u3067\u4f7f\u7528\u3059\u308b\u305f\u3081\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002
\u3000\u3000\u300c239.0.0.0\/24\u300d\u3068\u300c239.128.0.0\/24\u300d\u306f\u4f7f\u7528\u3057\u306a\u3044\u4e8b\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002
\u4eca\u56de\u306f\u3001238.1.0.1, 239.1.0.1<\/strong>\u3042\u305f\u308a\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059<\/p>\n\n\n\n

IPv6\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong>
\u3000\u3000IPv4\u306b\u6bd4\u3079\u3066\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002
\u3000\u3000\u5148\u982d\u306e8\u30d3\u30c3\u30c8\u304c\u300c1111 1111\u300d<\/strong>\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002
\u3000\u3000\u3064\u307e\u308a\u3001FF00::\/8<\/strong>\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002
FF\u306e\u6b21\u306e4\u30d3\u30c3\u30c8\u306f\u30d5\u30e9\u30b0\u3067\u3059\u3002
\u3000\u30000: \u6c38\u7d9a\u7684<\/strong>(\u4e88\u7d04\u3055\u308c\u3066\u3044\u307e\u3059)
\u3000\u30001: \u4e00\u6642\u7684<\/strong>(\u30e6\u30fc\u30b6\u304c\u81ea\u7531\u306b\u4f7f\u3048\u307e\u3059)
\u305d\u306e\u6b21\u306e4\u30d3\u30c3\u30c8\u306f\u30b9\u30b3\u30fc\u30d7\u3067\u3059\u3002
\u3000\u30002: \u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb<\/strong> \u540c\u3058\u30ea\u30f3\u30af\u4e0a\u306e\u5168\u3066\u306e\u30ce\u30fc\u30c9\u306b\u9001\u4fe1
\u3000\u30008: \u7d44\u7e54\u30ed\u30fc\u30ab\u30eb \u540c\u3058\u62e0\u70b9\u5185\u306e\u5168\u3066\u306e\u30ce\u30fc\u30c9\u306b\u9001\u4fe1
\u3000\u3000E: \u30b0\u30ed\u30fc\u30d0\u30eb<\/strong>
\u6700\u5f8c\u306e112\u30d3\u30c3\u30c8\u306f\u30b0\u30eb\u30fc\u30d7ID<\/strong>\u3067\u3059\u3002
\u3000\u3000\u3053\u3053\u306f\u597d\u304d\u306b\u4f7f\u3048\u307e\u3059\u3002
\u4eca\u56de\u306f\u3001FF1E::1, FF12::1<\/strong>\u3042\u305f\u308a\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u3068\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u6982\u8981\u3092\u6bd4\u8f03\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

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

Sender\u3067\u306f\u9001\u4fe1\u6761\u4ef6\u3092\u30bd\u30b1\u30c3\u30c8\u306b\u8a2d\u5b9a<\/strong>\u3057\u307e\u3059\u3002
Receiver\u3067\u306f\u3001\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30b0\u30eb\u30fc\u30d7\u3078\u306e\u53c2\u52a0\/\u96e2\u8131<\/strong>\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

UDPMulticastSender\u306b\u5fc5\u8981\u306a\u8a2d\u5b9a(1)<\/strong>
\u3000\u3000\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u9001\u4fe1\u6642\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6307\u5b9a<\/strong>
\u3000\u3000(\uff0a)\u9001\u4fe1\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6307\u5b9a\u3057\u306a\u3044\u3068\u52d5\u4f5c\u3057\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002
IPv4\u3067\u306f\u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9<\/strong>\u3001IPv6\u3067\u306f\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/strong>\u3092\u6307\u5b9a\u3057\u307e\u3059
IPv4(\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3059\u308b)<\/strong>
\u3000in_addr ifAddr;<\/strong>
\u3000setsockopt(socket, IPPROTO_IP<\/strong>, IP_MULTICAST_IF<\/strong>, &ifAddr, sizeof(ifAddr));
IPv6(\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u6307\u5b9a\u3059\u308b\uff09<\/strong>
\u3000uint_t ifindex;<\/strong>
\u3000(\uff0a)Windows \u3067\u306f DWORD ifindex;
\u3000setsockopt(socket, IPPROTO_IPV6<\/strong>, IPV6_MULTICAST_IF<\/strong>, &ifindex, sizeof(ifindex));
\u3000\u3053\u308c\u306f\u3001RFC 3493:Basic Socket Interface Extensions for IPv6<\/a>\u306b\u8a18\u8ff0\u3055\u308c\u3066\u307e\u3059\u3002<\/p>\n\n\n\n

UDPMulticastSender\u306b\u5fc5\u8981\u306a\u8a2d\u5b9a(2)<\/strong>
\u3000\u3000\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u9001\u4fe1\u6642\u306eTTL\u3001\u30db\u30c3\u30d7\u30ea\u30df\u30c3\u30c8<\/strong>\u306e\u5236\u5fa1
\u3000\u3000\u3053\u308c\u306f\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u6307\u5b9a\u3057\u307e\u3059\u3002
IPv4<\/strong>
\u3000DWORD dwTtl;
\u3000setsockopt(socket, IPPROTO_IP<\/strong>, IP_MULTICAST_TTL<\/strong>, (char *)&dwTtl, sizeof(dwTtl));
IPv6<\/strong>
\u3000DWORD dwHoplimit;
\u3000setsockopt(socket, IPPROTO_IPV6<\/strong>, IPV6_MULTICAST_HOPS<\/strong>, (char *)&dwHoplimit,
\u3000sizeof(dwHoplimit));
\u3000\u3053\u308c\u3082\u3001RFC 3493:Basic Socket Interface Extensions for IPv6\u306b\u8a18\u8ff0\u3055\u308c\u3066\u307e\u3059\u3002
(\uff0a)TTL\u306e\u76ee\u5b89
\u3000\u3000 0\u3000\u3000\u3000\u3000\u540c\u3058\u30db\u30b9\u30c8\u306b\u5236\u9650\u3055\u308c\u308b
\u3000\u3000 1\u3000\u3000\u3000\u3000\u540c\u3058\u30b5\u30d6\u30cd\u30c3\u30c8\u306b\u5236\u9650\u3055\u308c\u308b
\u3000\u3000 32\u3000\u3000\u3000\u3000\u540c\u3058\u30b5\u30a4\u30c8\u306b\u5236\u9650\u3055\u308c\u308b
\u3000\u3000 64\u3000\u3000\u3000\u3000\u540c\u3058\u5730\u57df\u306b\u5236\u9650\u3055\u308c\u308b
\u3000\u3000128\u3000\u3000\u3000\u3000\u540c\u3058\u5927\u9678\u306b\u5236\u9650\u3055\u308c\u308b
\u3000\u3000255\u3000\u3000\u3000\u3000\u914d\u4fe1\u7bc4\u56f2\u5185\u3067\u5236\u9650\u3055\u308c\u306a\u3044<\/p>\n\n\n\n

UDPMulticastSender\u306b\u5fc5\u8981\u306a\u8a2d\u5b9a(3)<\/strong>
\u3000\u3000\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u9001\u4fe1\u6642\u306e\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u306e\u5236\u5fa1<\/strong>
\u3000\u3000\u9001\u4fe1\u3057\u305f\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u3092\u540c\u3058\u30db\u30b9\u30c8\u3067\u53d6\u5f97\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002
\u3000\u3000\u3000\u3000\u3069\u3046\u3082Windows\u3067\u306f0\u3092\u6307\u5b9a\u3057\u3066\u3082\u6a5f\u80fd\u3057\u306a\u3044\u3088\u3046\u3067\u3059\u3002
IPv4<\/strong>
\u3000DWORD dwLoop; \/\/ 0\/1
\u3000setsockopt(socket, IPPROTO_IP<\/strong>, IP_MULTICAST_LOOP<\/strong>, (char *)&dwLoop,
\u3000sizeof(dwLoop));
IPv6<\/strong>
\u3000DWORD dwLoop; \/\/ 0\/1
\u3000setsockopt(socket, IPPROTO_IPV6<\/strong>, IPV6_MULTICAST_LOOP<\/strong>, (char *)&dwLoop,
\u3000sizeof(dwLoop));
\u3000\u3053\u308c\u3082\u3001RFC 3493:Basic Socket Interface Extensions for IPv6\u306b\u8a18\u8ff0\u3055\u308c\u3066\u307e\u3059\u3002<\/p>\n\n\n\n

\u305d\u308c\u3067\u306fUDPMulticastSender for Windows<\/strong>\u3092\u4f5c\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002
\u30d7\u30ed\u30b0\u30e9\u30e0\u8d77\u52d5\u6642\u306b\u9001\u4fe1\u5148\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8(\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30b0\u30eb\u30fc\u30d7\u3001\u30dd\u30fc\u30c8\uff09\u3068\u9001\u4fe1\u5143
\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6307\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002
(\uff0a)\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\u306f\u6b21\u306e\u3082\u306e\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002
\u3000\u3000Windows10:\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3001Wi-Fi \u306a\u3069
\u3000\u3000Linux:eth0\u3001wlan0 \u306a\u3069<\/p>\n\n\n\n

\u30d7\u30ed\u30b0\u30e9\u30e0\u8d77\u52d5\u5f15\u6570\n\u3000\u3000<Multicast IP> <DestPort> [<InterfaceName>]\n\u30e1\u30cb\u30e5\u30fc\n\u3000\u3000m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1\n\u3000\u3000q\uff1a\u7d42\u4e86\n\u5165\u529b\u3055\u308c\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\uff15\u79d2\u9593\u9694\u3067\u9001\u4fe1\u3057\u7d9a\u3051\u308b<\/p>\n\n\n\n

UDPMulticastSender\u306e\u4f5c\u6210\uff08Windows\uff09<\/strong>
UDPClient for Windows<\/a><\/strong>\u3092\u30b3\u30d4\u30fc\u3057\u3066\u30d5\u30a9\u30eb\u30c0\u540d\u3092UDPMulticastSender\u306b\u5909\u66f4\u3057\u307e\u3059\u3002
\u4ee5\u4e0b\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u305d\u306e\u307e\u307e\uff08\u5909\u66f4\u306a\u304f\uff09\u4f7f\u7528\u3057\u307e\u3059\u3002
\u3000\u3000define.h
\u3000\u3000MySyncObject.cpp, MySyncObject.h
\u3000\u3000RingBuff.cpp, RingBuff.h
\u3000\u3000SendRecvThread.cpp, SendRecvThread.h
\u3000\u3000stdThread.cpp, stdThread.h
\u3000\u3000ThreadJob.cpp, ThreadJob.h
\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d\u3001\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u540d\u3092UDPMulticastSender\u306b\u5909\u66f4\u3057\u307e\u3059\u3002
UDPClient.cpp\u3092UDPMulticastSender.cpp\u306b\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

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

\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6307\u5b9a\u65b9\u6cd5\u304cIPv4\u3068IPv6\u3067\u7570\u306a\u308b\u306e\u3067\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\u304b\u3089
\u305d\u308c\u305e\u308c\u5fc5\u8981\u306a\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\u95a2\u6570\u3092\u4ee5\u524d\u4f5c\u6210\u3057\u305fEnumInterface for Windows<\/a>\u3092
\u53c2\u8003\u306b\u4f5c\u6210\u3057\u307e\u3059\u3002
\u3000\u3000\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\uff08IPv6\u7528\uff09
\u3000\u3000\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u8a2d\u5b9a\u3055\u308c\u305f\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8IP\u30a2\u30c9\u30ec\u30b9(IPv4\u7528)
sockaddr *GetInterfaceInfo(int iFamily, LPCSTR szIFName, DWORD *pdwIndex)<\/strong><\/p>\n\n\n\n

\u3010UDPMulticastSender.cpp\u3011\n#include “AtlBase.h” \/\/ \u2605USES_CONVERSION, W2A\u3092\u4f7f\u3046\u305f\u3081\n\n\/\/ \u95a2\u6570\u306e\u5ba3\u8a00\nsockaddr *GetInterfaceInfo(int iFamily, LPCSTR szIFName, DWORD *pdwIndex); \/\/ \u2605\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u30a4\u30f3\u30c7\u30af\u30b9\u3001\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u306e\u53d6\u5f97\n\n\/\/==============================================\n\/\/ Function\n\/\/ \u2605\u6307\u5b9a\u3055\u308c\u305f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\n\/\/ Parameter\n\/\/ int iFamily [in]\u30a2\u30c9\u30ec\u30b9\u30d5\u30a1\u30df\u30ea\n\/\/ LPCSTR szIFName [in]\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\n\/\/ DWORD *pdwIndex [in\/out]\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\n\/\/ Return\n\/\/ \u6307\u5b9a\u6761\u4ef6\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6700\u521d\u306e\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\n\/\/==============================================\nsockaddr *GetInterfaceInfo(int iFamily, LPCSTR szIFName, DWORD *pdwIndex)\n{\n PIP_ADAPTER_ADDRESSES pAdapterAddresses = NULL, pAA;\n PIP_ADAPTER_UNICAST_ADDRESS pUnicast;\n sockaddr *pAddr, *pAddrRet = NULL;\n char szAddr[NI_MAXHOST];\n DWORD dwRet, dwSize;\n\n USES_CONVERSION;\n\n *pdwIndex = 0;\n if (szIFName == NULL)\n goto L_END;\n\n \/\/ \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c0\u30d7\u30bf\u30ea\u30b9\u30c8\u306e\u4e00\u89a7\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\n \/\/ \u5fc5\u8981\u306a\u30d0\u30c3\u30d5\u30a1\u30b5\u30a4\u30ba\u3092\u53d6\u5f97\u3059\u308b\n dwRet = GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_PREFIX, NULL, NULL, &dwSize);\n if (dwRet != ERROR_BUFFER_OVERFLOW)\n goto L_END;\n\n if ((pAdapterAddresses = (PIP_ADAPTER_ADDRESSES)malloc(dwSize)) == NULL)\n goto L_END;\n\n \/\/ \u30a2\u30c0\u30d7\u30bf\u30ea\u30b9\u30c8\u306e\u53d6\u5f97\n dwRet = GetAdaptersAddresses(AF_UNSPEC, GAA_FLAG_INCLUDE_PREFIX, NULL, pAdapterAddresses, &dwSize);\n if (dwRet != ERROR_SUCCESS)\n goto L_END;\n\n \/\/ \u30a2\u30c0\u30d7\u30bf\u4e00\u89a7\u3092\u51fa\u529b\n pAA = pAdapterAddresses;\n while (pAA != NULL)\n {\n \/\/ \u2605\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\u304c\u6307\u5b9a\u306e\u3082\u306e\u3067\u306a\u3051\u308c\u3070\u3001\u6b21\u3078\n if (strcmp(W2A(pAA->FriendlyName), szIFName) != 0)\n goto L_NEXT_IF;\n\n *pdwIndex = pAA->IfIndex;\n \/\/ Unicode \u304b\u3089 ShiftJIS \u306b\u5909\u63db\n fprintf(stderr, “Adapter Name : %s\\n”, W2A(pAA->FriendlyName));\n fprintf(stderr, “IfIndex : %u\\n”, pAA->IfIndex);\n \/\/ \u2605\u9001\u4fe1\u5143\u3068\u3057\u3066\u6307\u5b9a\u3067\u304d\u308b\u306e\u306f\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\n pUnicast = pAA->FirstUnicastAddress;\n while (pUnicast)\n {\n \/\/ \u30e6\u30cb\u30ad\u30e3\u30b9\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3092\u5217\u6319\n pAddr = pUnicast->Address.lpSockaddr;\n \/\/ \u2605\u30d5\u30a1\u30df\u30ea\u304c\u6307\u5b9a\u306e\u3082\u306e\u3067\u306a\u3051\u308c\u3070\u6b21\u3078\n if (pAddr->sa_family != iFamily)\n goto L_NEXT_ADDR;\n\n if (pAddr->sa_family == AF_INET)\n {\n inet_ntop(AF_INET, &((struct sockaddr_in *)pAddr)->sin_addr, szAddr, sizeof(szAddr));\n fprintf(stderr, ” IPv4: %s\/%d\\n”, szAddr, pUnicast->OnLinkPrefixLength);\n pAddrRet = (sockaddr *)calloc(1, sizeof(sockaddr_in));\n memcpy(pAddrRet, pAddr, sizeof(sockaddr_in));\n }\n else if (pAddr->sa_family == AF_INET6)\n {\n inet_ntop(AF_INET6, &((struct sockaddr_in6 *)pAddr)->sin6_addr, szAddr, sizeof(szAddr));\n fprintf(stderr, ” IPv6: %s\/%d\\n”, szAddr, pUnicast->OnLinkPrefixLength);\n pAddrRet = (sockaddr *)calloc(1, sizeof(sockaddr_in6));\n memcpy(pAddrRet, pAddr, sizeof(sockaddr_in6));\n }\n \/\/ \u2605\u898b\u3064\u304b\u3063\u305f\u306e\u3067\u30ea\u30bf\u30fc\u30f3\u3059\u308b\uff08\u53d6\u308a\u5408\u3048\u305a\u6700\u521d\u306b\u898b\u3064\u304b\u3063\u305f\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3044\u307e\u3059\uff09\n if (pAddrRet != NULL)\n goto L_END;\nL_NEXT_ADDR:\n pUnicast = pUnicast->Next;\n }\n fprintf(stderr, “\\n”);\nL_NEXT_IF:\n pAA = pAA->Next;\n }\n\nL_END:\n SAFE_FREE(pAdapterAddresses)\n return(pAddrRet);\n}<\/p>\n\n\n\n

\u9001\u4fe1\u30bd\u30b1\u30c3\u30c8\u306e\u8a2d\u5b9a\u3092\u884c\u3046\u95a2\u6570<\/strong>\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3000\u3000(1)\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u8a2d\u5b9a
\u3000\u3000(2)TTL\/HopLimits\u306e\u8a2d\u5b9a
\u3000\u3000(3)\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u306e\u8a2d\u5b9a
void SetSendSocketOption(SOCKET fd, int iFamily, LPCSTR szIFName);<\/strong><\/p>\n\n\n\n

\u3010UDPMulticastSender.cpp\u3011\n\/\/ \u95a2\u6570\u306e\u5ba3\u8a00\nvoid SetSendSocketOption(SOCKET fdS, int iFamily, LPCSTR szIFName); \/\/ \u2605\u9001\u4fe1\u30bd\u30b1\u30c3\u30c8\u306e\u8a2d\u5b9a\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u4fe1\u30bd\u30b1\u30c3\u30c8\u306e\u8a2d\u5b9a\n\/\/ \u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9, \u30eb\u30fc\u30d7\u30d0\u30c3\u30af, TTL\/HopLimits\u306e\u8a2d\u5b9a\n\/\/ parameter\n\/\/ SOCKET fd [in]\u30bd\u30b1\u30c3\u30c8\n\/\/ int iFamily [in]\u30a2\u30c9\u30ec\u30b9\u30d5\u30a1\u30df\u30ea\n\/\/ LPCSTR szIFName [in]\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\/NULL\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nvoid SetSendSocketOption(SOCKET fd, int iFamily, LPCSTR szIFName)\n{\n sockaddr *pAddr = NULL;\n int iRet;\n DWORD dwFIndex;\n\n \/\/ 1.\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u8a2d\u5b9a(\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\u304c\u6307\u5b9a\u3055\u308c\u305f\u3068\u304d)\n if ((pAddr = GetInterfaceInfo(iFamily, szIFName, &dwFIndex)) != NULL)\n {\n if (iFamily == AF_INET)\n iRet = setsockopt(fd, IPPROTO_IP, IP_MULTICAST_IF, (char *)&(((sockaddr_in *)pAddr)->sin_addr), sizeof(in_addr));\n else if (iFamily == AF_INET6)\n iRet = setsockopt(fd, IPPROTO_IPV6, IPV6_MULTICAST_IF, (char *)&dwFIndex, sizeof(dwFIndex));\n }\n\n \/\/ 2.TTL\/HopLimits\u306e\u8a2d\u5b9a\n DWORD dwTTL = 32;\n if (iFamily == AF_INET)\n iRet = setsockopt(fd, IPPROTO_IP, IP_MULTICAST_TTL, (char *)&dwTTL, sizeof(dwTTL));\n else if (iFamily == AF_INET6)\n iRet = setsockopt(fd, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, (char *)&dwTTL, sizeof(dwTTL));\n\n \/\/ 3.\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u306e\u8a2d\u5b9a(Windows\u30670\u3092\u3057\u3066\u3044\u305f\u305f\u3068\u304d\u52d5\u4f5c\u3057\u306a\u3044\u3088\u3046\u3067\u3059)\n DWORD dwLoop = 1;\n if (iFamily == AF_INET)\n iRet = setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, (char *)&dwLoop, sizeof(dwLoop));\n else if (iFamily == AF_INET6)\n iRet = setsockopt(fd, IPPROTO_IPV6, IPV6_MULTICAST_LOOP, (char *)&dwLoop, sizeof(dwLoop));\n\n SAFE_FREE(pAddr)\n}<\/p>\n\n\n\n

\u4ee5\u4e0b\u306e\u95a2\u6570\u306f\u4f7f\u7528\u3057\u306a\u3044\u306e\u3067\u524a\u9664\u3057\u307e\u3059\u3002\u95a2\u6570\u306e\u5ba3\u8a00\u3082\u524a\u9664\u3057\u307e\u3059
BOOL ShowInterfaceIndex(addrinfo *pAddr); \/\/ \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u8868\u793a\u3059\u308b
BOOL SetHopLimit(SOCKET fd, int iFamily, int iLimit); \/\/ \u30db\u30c3\u30d7\u30ea\u30df\u30c3\u30c8\u3092\u8a2d\u5b9a\u3059\u308b<\/p>\n\n\n\n

\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210\u95a2\u6570\u306b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\u3092\u6e21\u3059\u3088\u3046\u306b\u5909\u66f4\u3057\u307e\u3059\u3002
BOOL CreateSocket(LPCSTR szDestAddress, WORD wDestPort, LPCSTR pszIFName)<\/strong>
\u3053\u306e\u95a2\u6570\u304b\u3089void SetSendSocketOption(SOCKET fd, int iFamily, LPCSTR szIFName);
\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002
\u307e\u305f\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u306e\u9001\u4fe1\u5143\u306b\u5bfe\u3057\u3066\u9001\u308a\u8fd4\u3059\u3053\u3068\u306f\u306a\u3044\u306e\u3067\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u3092\u30d0\u30a4\u30f3\u30c9
\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010UDPMulticastSender.cpp\u3011\n\/\/ \u95a2\u6570\u306e\u5ba3\u8a00\nBOOL CreateSocket(LPCSTR szDestAddress, WORD wDestPort, LPCSTR pszIFName); \/\/ \u2605\u30bd\u30b1\u30c3\u30c8\u4f5c\u6210\u3068\u8a2d\u5b9a\n\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605UDP\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210\n\/\/ \u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u958b\u59cb\u3059\u308b\n\/\/ parameter\n\/\/ LPCSTR szDestAddress [in]\u9001\u4fe1\u5148\u30a2\u30c9\u30ec\u30b9(\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9)\n\/\/ WORD wDestPort [in]\u9001\u4fe1\u5148\u30dd\u30fc\u30c8\n\/\/ LPCSTR pszIFName [in]\u9001\u4fe1IF\u540d\/NULL\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CreateSocket(LPCSTR szDestAddress, WORD wDestPort, LPCSTR pszIFName)\n{\n BOOL fRet = TRUE;\n SOCKET fd = INVALID_SOCKET;\n addrinfo hints, *pres = NULL, *pTemp = NULL;\n char szPort[NI_MAXSERV];\n\n memset(&hints, 0, sizeof(hints));\n hints.ai_socktype = SOCK_DGRAM; \/\/ UDP\n DISABLE_C4996\n sprintf(szPort, “%d”, wDestPort); \/\/ \u30dd\u30fc\u30c8\u756a\u53f7\n ENABLE_C4996\n \/\/ \u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3057\u3066getaddrinfo\u3092\u5b9f\u884c\n if (getaddrinfo(szDestAddress, szPort, &hints, &pres) == 0)\n {\n pTemp = pres;\n while (pTemp != NULL)\n {\n \/\/ socket\u3092\u5b9f\u884c\n if ((fd = socket(pTemp->ai_family, pTemp->ai_socktype, pTemp->ai_protocol)) == INVALID_SOCKET)\n goto L_NEXT;\n \/\/ \u2605\u9001\u4fe1\u30bd\u30b1\u30c3\u30c8\u306e\u8a2d\u5b9a\n SetSendSocketOption(fd, pTemp->ai_family, pszIFName);\n \/\/ socket\u304c\u4f5c\u308c\u305f\u306e\u3067\u3053\u306e\u30bd\u30b1\u30c3\u30c8\u63a1\u7528\u3059\u308b\u3053\u3068\u306b\u3057\u3066\u629c\u3051\u308b\n fRet = TRUE;\n break;\nL_NEXT:\n pTemp = pTemp->ai_next;\n }\n }\n if (fd == INVALID_SOCKET) \/\/ \u30bd\u30b1\u30c3\u30c8\u4f5c\u6210\u306b\u5931\u6557\n {\n DispErrorMsg(“Err:socket”);\n fRet = FALSE;\n goto L_END;\n }\n \/\/ \u9001\u53d7\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->ai_addr = (sockaddr *)calloc(pTemp->ai_addrlen, sizeof(BYTE));\n m_pConInfo->ai_addrlen = pTemp->ai_addrlen;\n memcpy(m_pConInfo->ai_addr, pTemp->ai_addr, pTemp->ai_addrlen);\n m_pConInfo->pCMySyncObject = m_pCMySyncObject;\n m_pCSendRecvThread = new CSendRecvThread(m_pConInfo);\n m_pCSendRecvThread->Begin();\n\nL_END:\n if (pres != NULL)\n freeaddrinfo(pres);\n return(fRet);\n}<\/p>\n\n\n\n

main\u95a2\u6570\u3092\u6b21\u306e\u3088\u3046\u306b\u5909\u66f4<\/strong>\u3057\u307e\u3059\u3002
\u3000\u3000\u8d77\u52d5\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u53d6\u5f97
\u3000\u3000\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1\u3092\uff15\u79d2\u3054\u3068\u306b\u7e70\u308a\u8fd4\u3059(\u4f55\u56de\u76ee\u304b\u3092\u9001\u4fe1\u5185\u5bb9\u306b\u8ffd\u52a0)<\/p>\n\n\n\n

\u3010UDPMulticastSender.cpp\u3011\n#define SEND_INTERVAL (5 * 1000) \/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1\u9593\u9694\n\nint main(int argc, char *argv[])\n{\n char szKeyInBuff[81];\n LPSTR pszIFName = NULL; \/\/ \u2605\u9001\u4fe1\u5143\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\n int iSize = 0;\n LPBYTE pbDest = NULL;\n DWORD dwPevTime = 0, dwNow; \/\/ \u2605\u524d\u56de\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u305f\u6642\u523b\n DWORD dwInterval = SEND_INTERVAL; \/\/ \u2605\u9001\u4fe1\u9593\u9694\n int iCount = 0; \/\/ \u2605\u4f55\u56de\u76ee\u306e\u6587\u5b57\u5217\u9001\u4fe1\u304b\n char szCount[81]; \/\/ \u2605\u56de\u6570\u3092\u6587\u5b57\u5217\u306b\n LPBYTE pbSendMsg = NULL; \/\/ \u2605\u9001\u4fe1\u6587\u5b57\u5217\n\n\/\/ EnableESC(stderr); \/\/ \u2605\u52d5\u4f5c\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081ECS\u30b7\u30fc\u30b1\u30f3\u30b9\u306b\u3088\u308b\u753b\u9762\u5236\u5fa1\u3092OFF\u306b\n m_pCMySyncObject = new CMySyncObject();\n m_pCMySyncObject->Initialize();\n\n \/\/ \u2605\u8d77\u52d5\u30d1\u30e9\u30e1\u30fc\u30bf\u30c1\u30a7\u30c3\u30af \u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u3092\u6307\u5b9a\u53ef\u80fd\u306b\n if ((argc != 3) && (argc != 4))\n {\n fprintf(stderr, “%s <Multicast IP> <DestPort> [<InterfaceName>]\\n”, argv[0]);\n goto L_END;\n }\n if (argc == 4)\n pszIFName = argv[3];\n\n \/\/ \u30bd\u30b1\u30c3\u30c8\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u521d\u671f\u5316\n if (InitSocketLib() == FALSE)\n goto L_END;\n \/\/ \u2605\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210 \u30bd\u30b1\u30c3\u30c8\u306e\u8a2d\u5b9a \u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u958b\u59cb\u3059\u308b\n if (CreateSocket(argv[1], (WORD)atol(argv[2]), pszIFName) == FALSE)\n goto L_END;\n \/\/ \u30e1\u30cb\u30e5\u30fc\u306e\u8868\u793a\n DispMenu();\n while (1)\n {\n Sleep(10); \/\/ Sleep\u3092\u5165\u308c\u3066\u304a\u304f\u65b9\u304cCPU\u8ca0\u8377\u306e\u3053\u3068\u3092\u8003\u3048\u308b\u3068\u826f\u3044\u3067\u3057\u3087\u3046\n if (KillZombei() == TRUE) \/\/ \u81f4\u547d\u7684\u30a8\u30e9\u30fc\u306a\u3089\u30d7\u30ed\u30b0\u30e9\u30e0\u7d42\u4e86\n break;\n \/\/ \u30ad\u30fc\u30dc\u30fc\u30c9\u304b\u3089\u5165\u529b\u3055\u308c\u305f\u6587\u5b57\u5217\u304c’q’\u306a\u3089\u7d42\u4e86\n \/\/ ‘m’\u306a\u3089\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5165\u529b\u5f8c\u306f\u9001\u4fe1\u3059\u308b \n switch (GetKeyString(szKeyInBuff, sizeof(szKeyInBuff)- 1))\n {\n case 0: \/\/ \u5165\u529b\u306a\u3057\u3001\u4f55\u3082\u3057\u306a\u3044\n break;\n case CMD_QUIT_CHAR: \/\/ ‘q’\u5165\u529b\u7d42\u4e86\n goto L_END;\n case CMD_SEND_MSG_CHAR: \/\/ ‘m’\u5165\u529bszKeyInBuff\u306b\u6587\u5b57\u5217\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\n \/\/ S-JIS\u3092UTF-8\u306b\u5909\u63db\u3057\u3066\u9001\u4fe1\n iSize = 0;\n pbDest = NULL;\n if (strlen(szKeyInBuff) > 0) \/\/ “”\u3067\u9001\u4fe1\u505c\u6b62\n {\n ConvSJistoUtf8((LPBYTE)szKeyInBuff, NULL, &iSize);\n pbDest = (LPBYTE)calloc(iSize, sizeof(BYTE));\n ConvSJistoUtf8((LPBYTE)szKeyInBuff, pbDest, &iSize);\n \/\/ \u9001\u4fe1\u306f\u9001\u4fe1\u30c7\u30fc\u30bf\u3092\u30bb\u30c3\u30c8\u3059\u308b\u3060\u3051\u3001\u5b9f\u969b\u306e\u9001\u4fe1\u306fCSendRecvThread\u3067\u5b9f\u65bd\n \/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1(\u30e1\u30c3\u30bb\u30fc\u30b8+\u56de\u6570)\n iCount = 0;\n DISABLE_C4996\n sprintf(szCount, “%d”, iCount);\n ENABLE_C4996\n \/\/ \u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u56de\u6570\u3092\u304f\u3063\u3064\u3051\u308b\n pbSendMsg = (LPBYTE)calloc(iSize + strlen(szCount), sizeof(BYTE));\n memcpy(pbSendMsg, szCount, strlen(szCount));\n memcpy(pbSendMsg + strlen(szCount), pbDest, iSize);\n SendMessagePacket((char *)pbSendMsg, iSize + (int)strlen(szCount));\n dwPevTime = timeGetTime(); \/\/ \u9001\u4fe1\u3057\u305f\u6642\u523b\u3092\u899a\u3048\u308b\n ++iCount;\n SAFE_FREE(pbSendMsg)\n }\n \/\/ \u30e1\u30cb\u30e5\u30fc\u306e\u8868\u793a\n DispMenu();\n break;\n }\n \/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u3042\u308b\u3068\u304d5\u79d2\u7d4c\u904e\u3057\u3066\u305f\u3089\u9001\u4fe1\n if (iSize > 0)\n {\n dwNow = timeGetTime();\n if (GetdwInterval(dwNow, dwPevTime) >= dwInterval)\n {\n DISABLE_C4996\n sprintf(szCount, “%d”, iCount);\n ENABLE_C4996\n pbSendMsg = (LPBYTE)calloc(iSize + strlen(szCount), sizeof(BYTE));\n memcpy(pbSendMsg, szCount, strlen(szCount));\n memcpy(pbSendMsg + strlen(szCount), pbDest, iSize);\n SendMessagePacket((char *)pbSendMsg, iSize + (int)strlen(szCount));\n dwPevTime = dwNow;\n ++iCount;\n SAFE_FREE(pbSendMsg)\n }\n }\n }\n SAFE_FREE(pbDest) \/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u9818\u57df\u958b\u653e\n\nL_END:\n \/\/ \u3059\u3079\u3066\u306e\u30bd\u30b1\u30c3\u30c8\u306e\u7834\u68c4 \u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u7834\u68c4\n Stop();\n \/\/ \u30bd\u30b1\u30c3\u30c8\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u958b\u653e\n UninitSocketLib();\n m_pCMySyncObject->Uninitialize();\n SAFE_DELETE(m_pCMySyncObject)\n return(0);\n}<\/p>\n\n\n\n

\u3053\u308c\u3067UDPMulticastSender for Windows\u304c\u5b8c\u6210\u3057\u307e\u3057\u305f\u3002
\u52d5\u304b\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002
WireShark\u3092\u4f7f\u3063\u3066\u3001\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30c7\u30fc\u30bf\u304c\u9001\u4fe1\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002
\u6b21\u56de\u306f\u3053\u306e\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3059\u308b\u3001UDPMulticastReceiver\u3092\u3064\u304f\u308b\u3053\u3068
\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30b0\u30eb\u30fc\u30d7:ff1e::1
\u30dd\u30fc\u30c8\u756a\u53f7:10000
\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9:\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8
\u3092\u6307\u5b9a\u3057\u3066\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

C:\\>UDPMulticastSender.exe ff1e::1 10000 \u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\nAdapter Name : \u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\nIfIndex : 7\n IPv6: 2001:ce8:132:4332:7985:ee4e:75:1c54\/64\nq:quit m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 :m\n\u9001\u4fe1\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044 : UUUUUUUUUUUUU<\/p>\n\n\n\n

\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u306e\u7d50\u679c\u306f\u4e0b\u56f3\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n

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

Linux\u7248\u3082\u540c\u69d8\u306e\u5bfe\u5fdc\u3067\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\u4ee5\u4e0b\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30ea\u30f3\u30af\u3067\u3059\u3002
\u3000UDPMulticastSender for Windows<\/a><\/strong>
\u3000UDPMulticastSender for Linux<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u4eca\u56de\u306f\u3001\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u9001\u4fe1\u30d7\u30ed\u30b0\u30e9\u30e0(UDPMulticastSender for Windows)\u3092\u4f5c\u308a\u307e\u3059\u3002\u5148\u305a\u306f\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u306e\u5fa9\u7fd2\u3067\u3059\u3002(IPv6\u306e\u30a2\u30c9\u30ec\u30b9\u306b\u3064\u3044\u3066\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\uff09 IPv4\u30de\u30eb\u30c1\u30ad […]<\/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=1996","footnotes":""},"categories":[10],"tags":[],"class_list":["post-1996","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\/1996","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=1996"}],"version-history":[{"count":38,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/1996\/revisions"}],"predecessor-version":[{"id":3120,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/1996\/revisions\/3120"}],"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=1996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}