{"id":30274,"date":"2016-02-09T13:23:48","date_gmt":"2016-02-09T04:23:48","guid":{"rendered":"http:\/\/www.ospn.jp\/press\/?p=30274"},"modified":"2018-03-30T14:10:54","modified_gmt":"2018-03-30T05:10:54","slug":"no44-useit-oss","status":"publish","type":"post","link":"https:\/\/www.ospn.jp\/press\/20160209no44-useit-oss.html","title":{"rendered":"\u300c\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u300d\u3092\u4f7f\u3063\u3066\u307f\u3088\u3046<br>\uff08\u7b2c39\u56de LibPGEN\uff09"},"content":{"rendered":"<h2>\u76ee\u6b21<\/h2>\n<ul>\n<li><a href=\"#1\">\u306f\u3058\u3081\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u904a\u3073\u306b\u3064\u3044\u3066<\/a><\/li>\n<li><a href=\"#2\">LibPGEN\u3068\u306f<\/a><\/li>\n<li><a href=\"#3\">\u7d39\u4ecb\u5185\u5bb9<\/a><\/li>\n<li><a href=\"#4\">LibPGEN\u3067\u30d1\u30b1\u30c3\u30c8\u904a\u3073<\/a><\/li>\n<ul>\n<li><a href=\"#4-1\">LibPGEN\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/a><\/li>\n<li><a href=\"#4-2\">\u30d1\u30b1\u30c3\u30c8\u3092\u89b3\u308b<\/a><\/li>\n<li><a href=\"#4-3\">\u30d1\u30b1\u30c3\u30c8\u3092\u9020\u308b<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"#5\">\u307e\u3068\u3081<\/a><\/li>\n<li><a href=\"#6\">\u53c2\u8003\u60c5\u5831<\/a><\/li>\n<\/ul>\n<p><!--more--><\/p>\n<h2 id=\"1\">\u306f\u3058\u3081\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u904a\u3073\u306b\u3064\u3044\u3066<\/h2>\n<p>\u73fe\u5728\u30d1\u30b1\u30c3\u30c8\u3092\u89e3\u6790\u3068\u3044\u3048\u3070Wireshark\u3092\u4f7f\u3063\u305f\u89e3\u6790\u304c\u5927\u672c\u547d\u3002<br \/>\n\u307b\u307c\u5168\u3066\u306e\u4f5c\u696d\u3092\u3053\u308c\u4e00\u3064\u3067\u3067\u304d\u3066\u3057\u307e\u3046\u3068\u3066\u3082\u30af\u30fc\u30eb\u306a\u30c4\u30fc\u30eb\u3067\u3001<br \/>\n\u79c1\u3082\u5927\u597d\u304d\u3067\u3059\u3002\u3067\u3059\u304c\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u898b\u308b\u3060\u3051\u3067\u306f\u30d1\u30b1\u30c3\u30c8\u306e\u5168\u3066\u3092<br \/>\n\u7406\u89e3\u3057\u305f\u3068\u306f\u8a00\u3048\u306a\u3044\u3068\u79c1\u306f\u8003\u3048\u307e\u3059\u3002<br \/>\n\u81ea\u5206\u3067\u30d1\u30b1\u30c3\u30c8\u3092\u4f5c\u3063\u3066\u3001\u3044\u3058\u3063\u3066\u3001\u9001\u3063\u3066\u3001\u53d7\u3051\u53d6\u3063\u3066\u3001\u3044\u308d\u3044\u308d\u306a<br \/>\n\u9762\u304b\u3089\u30d1\u30b1\u30c3\u30c8\u3067\u904a\u3076\u3053\u3068\u3067\u697d\u3057\u307f\u306a\u304c\u3089\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u52c9\u5f37\u306b\u3064\u306a\u304c\u308b<br \/>\n\u3053\u3068\u304c\u3067\u304d\u308b\u3068\u8003\u3048\u307e\u3059\u3002<br \/>\n\u79c1\u306f\u3053\u308c\u3092\u300c\u30d1\u30b1\u30c3\u30c8\u904a\u3073\u300d\u3068\u52dd\u624b\u306b\u540d\u4ed8\u3051\u3066\u89aa\u3057\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\n<p>pcap\u30d5\u30a1\u30a4\u30eb\u306a\u3069\u304b\u3089\u65b0\u305f\u306b\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3057\u305f\u308a\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u6539\u5909\u3057\u305f\u308a\u3059\u308b<br \/>\n\u30c4\u30fc\u30eb\u306f\u5e7e\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u304b\u3089\u30d1\u30b1\u30c3\u30c8\u3092\u64cd\u308b\u30c4\u30fc\u30eb\u306f<br \/>\n\u305d\u3053\u307e\u3067\u591a\u304f\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u3053\u3067\u306f\u79c1\u306e\u958b\u767a\u3057\u3066\u3044\u308b\u7d71\u5408\u30d1\u30b1\u30c3\u30c8\u89e3\u6790\u3092\u52a9\u3051\u308b<br \/>\nC++\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u300cLibPGEN\u300d\u306e\u3054\u7d39\u4ecb\u3092\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u3002<\/p>\n<p>LibPGEN\u3092\u4f7f\u3063\u305f\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\n\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8a73\u7d30\u306a\u89e3\u8aac\u3084LibPGEN\u306b\u3064\u3044\u3066\u306e\u8a73\u3057\u3044\u60c5\u5831\u306f\u516c\u5f0f\u30b5\u30a4\u30c8\u306e<br \/>\n\u30ea\u30f3\u30af\u3092\u8cbc\u3063\u3066\u304a\u304f\u306e\u3067\u305d\u3061\u3089\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2 id=\"2\">LibPGEN\u3068\u306f<\/h2>\n<p>LibPGEN\u3068\u306f\u79c1\u304c\u958b\u767a\u3057\u3066\u3044\u308bC++\u3067\u306e\u30d1\u30b1\u30c3\u30c8\u89e3\u6790\u3092\u52a9\u3051\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002<br \/>\n\u3082\u3068\u3082\u3068Library Packer GENerator\u3068\u3057\u3066\u30d1\u30b1\u30c3\u30c8\u3092\u751f\u6210\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u3060\u3063\u305f<br \/>\n\u306e\u3067\u3059\u304c\u3001\u3044\u308d\u3044\u308d\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u305f\u7d50\u679c\u3001\u7d71\u5408\u30d1\u30b1\u30c3\u30c8\u89e3\u6790\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u306a\u308a\u307e\u3057\u305f\u3002<br \/>\n2016\u5e742\u67081\u65e5\u73fe\u5728\u3001Version1.0\u304c\u6700\u65b0\u5b89\u5b9a\u7248\u3067\u3059\u3002<\/p>\n<h3>\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/h3>\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8<br \/>\n\t\t\t<a href=\"http:\/\/libpgen.org\/\">http:\/\/libpgen.org<\/a><\/p>\n<p>\u958b\u767a\u8005\u30d6\u30ed\u30b0<br \/>\n\t\t\t<a href=\"http:\/\/blog.slankdev.net\/\">http:\/\/blog.slankdev.net<\/a><\/p>\n<h3>\u3069\u306e\u3088\u3046\u306a\u65b9\u304c\u5bfe\u8c61\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304b<\/h3>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30d1\u30b1\u30c3\u30c8\u306e\u52c9\u5f37\u3092\u8003\u3048\u3066\u3044\u308b\u65b9\u3084\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u611b\u3059\u308b\u5168\u3066\u306e\u7686\u69d8\u3002<br \/>\nC\u8a00\u8a9e\u306e\u57fa\u672c\u6587\u6cd5\u3068TCP\/IP\u306e\u57fa\u672c\u7684\u306a\u77e5\u8b58\u304c\u3042\u308b\u65b9\u3092\u5bfe\u8c61\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u5b9f\u884c\u53ef\u80fd\u74b0\u5883<\/h3>\n<p>\u8a00\u8a9e: C++<br \/>\nOS  : Linux, BSD\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002<br \/>\nBSD\u306b\u95a2\u3057\u3066\u306fOSX\u3067\u3057\u304b\u52d5\u4f5c\u78ba\u8a8d\u3092\u884c\u3063\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u4eca\u5f8c\u78ba\u8a8d\u3092\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h2 id=\"3\">\u7d39\u4ecb\u5185\u5bb9<\/h2>\n<p>\u4eca\u56de\u7d39\u4ecb\u3059\u308b\u5185\u5bb9\u306f\u3053\u3061\u3089\u3067\u3059\u3002<\/p>\n<ul>\n<li>LibPGEN\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5<\/li>\n<li>\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3<\/li>\n<li>ARP\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3057\u3066IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089MAC\u30a2\u30c9\u30ec\u30b9\u3092\u8abf\u3079\u308b\u30d7\u30ed\u30b0\u30e9\u30e0<\/li>\n<\/ul>\n<p>\u307e\u305f\u3001\u4eca\u56de\u7d39\u4ecb\u3059\u308b\u5185\u5bb9\u306f\u79c1\u306e\u30d6\u30ed\u30b0\u3067\u3082\u4e00\u90e8\u8a73\u7d30\u306b\u7d39\u4ecb\u3057\u3066\u3044\u308b\u306e\u3067<br \/>\n\u3082\u3057\u3088\u3051\u308c\u3070\u305d\u3061\u3089\u3082\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><a href=\"http:\/\/blog.slankdev.net\/2016\/01\/31\/install-libpgen\/\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/a><\/li>\n<li><a href=\"http:\/\/blog.slankdev.net\/2016\/01\/31\/libpgen-capture\/\">\u30d1\u30b1\u30c3\u30c8\u3092\u89b3\u308b<\/a><\/li>\n<li><a href=\"http:\/\/blog.slankdev.net\/2016\/01\/31\/libpgen-generate\/\">\u30d1\u30b1\u30c3\u30c8\u3092\u9020\u308b<\/a><\/li>\n<\/ul>\n<h2 id=\"4\">LibPGEN\u3067\u30d1\u30b1\u30c3\u30c8\u904a\u3073<\/h2>\n<h3 id=\"4-1\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n<p>\u3053\u3053\u3067\u306fLibPGEN\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u7c21\u5358\u3067\u6570\u5206\u3067\u7d42\u308f\u308a\u307e\u3059\u3002<\/p>\n<h4>\u5b9f\u884c\u53ef\u80fd\u74b0\u5883<\/h4>\n<p>version1.0\u3067\u306fLinux\u3001BSD\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u3068\u3066\u3082\u53e4\u304f\u306a\u3044\u9650\u308a\u52d5\u304f\u306f\u305a\u3067\u3059\u3002<\/p>\n<h4>\u5fc5\u8981\u306a\u30d1\u30c3\u30b1\u30fc\u30b8<\/h4>\n<p>\u30b3\u30f3\u30d1\u30a4\u30eb\u3067\u306f\u4ee5\u4e0b\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>make<\/li>\n<li>clang (\u306a\u3051\u308c\u3070g++)<\/li>\n<li>ar<\/li>\n<li>git <\/li>\n<\/ul>\n<h4>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5<\/h4>\n<p>GitHub\u3067\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u516c\u958b\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u6700\u65b0\u7248\u3092pull\u3057\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n<pre><code>$ git clone https:\/\/github.com\/slankdev\/libpgen.git\r\n$ cd libpgen \r\n$ make \r\n$ sudo make install <\/code><\/pre>\n<p>\u3053\u308c\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3067\u3059\u3002<br \/>\n\u3042\u3068\u306fC++\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u3063\u3066pgen.h\u3092\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3057\u3066\u3001<br \/>\n\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306flibpgen\u3092\u30ea\u30f3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u305d\u308c\u3060\u3051\u3067LibPGEN\u306e\u5168\u3066\u306e\u6a5f\u80fd\u3092\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id=\"4-2\">\u30d1\u30b1\u30c3\u30c8\u3092\u89b3\u308b<\/h3>\n<p>\u4eca\u56de\u306fLibPGEN\u3092\u4f7f\u7528\u3057\u3066\u7c21\u5358\u306a\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u3092\u4f5c\u3063\u3066\u3001<br \/>\n\u30d1\u30b1\u30c3\u30c8\u3092\u898b\u3066\u884c\u3053\u3046\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h4>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h4>\n<p>\u30d1\u30b1\u30c3\u30c8\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304b\u3089\u53d7\u4fe1\u3057\u3066<br \/>\n\u305d\u308c\u3092\u7c21\u6613\u8868\u793a\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u793a\u3057\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u306fICMP\u30d1\u30b1\u30c3\u30c8\u306e\u307f\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre><code>\r\n#include &lt;pgen.h&gt;\r\n\r\n\r\nint main(int argc, char** argv){\r\n\tif(argc < 2){\r\n\t\tprintf(&quot;usage: %s interface \\n&quot;, argv[0]);\r\n\t\treturn -1;\r\n\t}\r\n\r\n\tpgen_t* handle = pgen_open(argv[1], NULL);\r\n\tif(handle == NULL){\r\n\t\tpgen_perror(&quot;pgen_open&quot;);\r\n\t\treturn -1;\r\n\t}\r\n\r\n\tu_char buf[10000];\r\n\tint buflen;\r\n\twhile(1) {\r\n\t\tbuflen = pgen_recv(handle, buf, sizeof(buf));\r\n\t\tpgen_unknown packet(buf, buflen);\r\n\t\tif(packet.isICMP()){ \r\n\t\t\tpacket.summary();\r\n\t\t\tpacket.hex();\r\n\t\t}\r\n\t}\r\n\r\n\tpgen_close(handle);\r\n\treturn 0;\r\n}\r\n<\/pre>\n<p><\/code><\/p>\n<h4>\u5b9f\u884c<\/h4>\n<p>\u65e9\u901f\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3057\u3066\u30d1\u30b1\u30c3\u30c8\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\nlibpgen\u3092\u4f7f\u3063\u3066\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u305f\u3081\u30aa\u30d7\u30b7\u30e7\u30f3\u3067 -lpgen \u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br \/>\nLibPGEN\u306fRaw Socket\u3084BPF\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u5b9f\u884c\u306fRoot\u6a29\u9650\u3067\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u4eca\u56de\u306fOSX10.10.5\u3067\u5b9f\u884c\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u5b9f\u884c\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306bICMP\u30d1\u30b1\u30c3\u30c8\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code>\r\n[slank@localhost]$ g++ capture.cc -lpgen\r\n[slank@localhost]$ sudo .\/a.out en0\r\nhexdump len: 98\r\n0000:    80 e6 50 17 18 46 a2 12  42 17 d8 8f 08 00 45 00   ..P..F..  B.....E.\r\n0010:    00 54 f5 72 00 00 31 01  f4 34 ad c2 7e 91 c0 a8   .T.r..1.  .4..~...\r\n0020:    b3 05 00 00 3f 7c 88 df  00 01 56 a9 bd 84 00 0c   ....?|..  ..V.....\r\n0030:    38 66 08 09 0a 0b 0c 0d  0e 0f 10 11 12 13 14 15   8f......  ........\r\n0040:    16 17 18 19 1a 1b 1c 1d  1e 1f 20 21 22 23 24 25   ........  .. !\"#$%\r\n0050:    26 27 28 29 2a 2b 2c 2d  2e 2f 30 31 32 33 34 35   &amp;'()*+,-  .\/012345\r\n0060:    36 37                                              67\r\nunknown(packet=[ICMP|IP|ETH]  192.168.179.5 &gt; 173.194.126.145  len=98\r\nhexdump len: 98\r\n0000:    a2 12 42 17 d8 8f 80 e6  50 17 18 46 08 00 45 00   ..B.....  P..F..E.\r\n0010:    00 54 ba 55 00 00 40 01  20 52 c0 a8 b3 05 ad c2   .T.U..@.   R......\r\n0020:    7e 91 08 00 2f a0 88 df  00 02 56 a9 bd 85 00 0c   ~...\/...  ..V.....\r\n0030:    40 40 08 09 0a 0b 0c 0d  0e 0f 10 11 12 13 14 15   @@......  ........\r\n0040:    16 17 18 19 1a 1b 1c 1d  1e 1f 20 21 22 23 24 25   ........  .. !\"#$%\r\n0050:    26 27 28 29 2a 2b 2c 2d  2e 2f 30 31 32 33 34 35   &amp;'()*+,-  .\/012345\r\n0060:    36 37                                              67\r\nunknown(packet=[ICMP|IP|ETH]  173.194.126.145 &gt; 192.168.179.5  len=98\r\nhexdump len: 98\r\n0000:    80 e6 50 17 18 46 a2 12  42 17 d8 8f 08 00 45 00   ..P..F..  B.....E.\r\n0010:    00 54 f8 05 00 00 31 01  f1 a1 ad c2 7e 91 c0 a8   .T....1.  ....~...\r\n0020:    b3 05 00 00 37 a0 88 df  00 02 56 a9 bd 85 00 0c   ....7...  ..V.....\r\n0030:    40 40 08 09 0a 0b 0c 0d  0e 0f 10 11 12 13 14 15   @@......  ........\r\n0040:    16 17 18 19 1a 1b 1c 1d  1e 1f 20 21 22 23 24 25   ........  .. !\"#$%\r\n0050:    26 27 28 29 2a 2b 2c 2d  2e 2f 30 31 32 33 34 35   &amp;'()*+,-  .\/012345\r\n0060:    36 37                                              67\r\n<\/pre>\n<p><\/code><\/p>\n<p>\u3068\u3066\u3082\u7c21\u5358\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u304c\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id=\"4-3\">\u30d1\u30b1\u30c3\u30c8\u3092\u9020\u308b<\/h3>\n<p>\u30d1\u30b1\u30c3\u30c8\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u306e\u3067\u3001\u6b21\u306f\u30d1\u30b1\u30c3\u30c8\u3092\u81ea\u5206\u3067\u4f5c\u3063\u3066\u9001\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\nEthernet\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u3057\u3066\u3044\u308bARP\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092<br \/>\n\u793a\u3057\u307e\u3059\u3002192.168.0.1\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u8abf\u3079\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<h4>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h4>\n<pre><code>\r\n#include &gt;pgen.h&lt;\r\n\r\nint main(int argc, char** argv){\r\n\tif(argc < 3){\r\n\t\tprintf&quot;usage: %s interface targetIP \\n&quot; argv[0]);\r\n\t\treturn -1;\r\n\t}\r\n\r\n\tpgen_t* handle = pgen_open(argv[1], NULL);\r\n\tif(handle == NULL){\r\n\t\tpgen_perror&quot;pgen_open&quot;\r\n\t\treturn -1;\r\n\t}\r\n\r\n\tpgen_arp packet;\r\n\tpacket.ETH.src.setmacbydev(argv[1]);\r\n\tpacket.ETH.dst = &quot;ff:ff:ff:ff:ff:ff&quot;\r\n\tpacket.ETH.type = 0x0806;\r\n\tpacket.ARP.operation = 1;\r\n\tpacket.ARP.hwsrc = packet.ETH.src;\r\n\tpacket.ARP.psrc.setipbydev(argv[1]);\r\n\tpacket.ARP.hwdst = packet.ETH.dst;\r\n\tpacket.ARP.pdst = argv[2];\r\n\tpacket.send(handle);\r\n\r\n\twhile(1){\r\n\t\tu_char buffer[10000];\r\n\t\tint buflen = pgen_recv(handle, buffer, sizeof(buffer));\r\n\t\tpgen_unknown buf(buffer, buflen);\r\n\t\tif(buf.isARP()){\r\n\t\t\tpacket.cast(buffer, buflen);\r\n\t\t\tif(packet.ARP.operation == 2){ \r\n\t\t\t\tpacket.summary();\r\n\t\t\t\tbreak;\r\n\t\t\t}\r\n\t\t}\r\n\t}\r\n\r\n\tpgen_close(handle);\r\n\treturn 0;\r\n}\r\n<\/pre>\n<p><\/code><\/p>\n<h4>\u5b9f\u884c<\/h4>\n<p>\u3067\u306f\u5b9f\u884c\u3057\u3066IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089MAC\u30a2\u30c9\u30ec\u30b9\u3092\u8abf\u3079\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre><code>\r\n$ g++ arp.cc -lpgen\r\n$ sudo .\/a.out eth0 192.168.0.1\r\nARP { 192.168.179.1 is at a2:12:42:**:**:** }\r\n<\/pre>\n<p><\/code><\/p>\n<p>\u7121\u4e8bMAC\u30a2\u30c9\u30ec\u30b9\u3092\u8abf\u3079\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<h2 id=\"5\">\u307e\u3068\u3081<\/h2>\n<p>\u3053\u306e\u3088\u3046\u306bLibPGEN\u3067\u306f\u30d1\u30b1\u30c3\u30c8\u3092\u7c21\u5358\u306b\u4f5c\u6210\u3001\u89e3\u6790\u3001\u9001\u53d7\u4fe1\u3092\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u6a5f\u80fd\u3060\u3051\u3067\u306a\u304f\u4ed6\u306b\u3082\u69d8\u3005\u6a5f\u80fd\u3092\u6301\u3061\u3001\u4eca\u5f8c\u3082\u8ffd\u52a0\u4e88\u5b9a\u3067\u3059\u3002<\/p>\n<p>\u4eca\u56de\u7d39\u4ecb\u306f\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u304c\u3001Pcap\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d\u3084PcapNg\u30d5\u30a1\u30a4\u30eb\u306e<br \/>\n\u8aad\u307f\u66f8\u304d\u3082\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u305f\u30d1\u30b1\u30c3\u30c8\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u306a\u3069\u3082<br \/>\n\u7c21\u5358\u306b\u884c\u3048\u307e\u3059\u3002PcapNg\u30d5\u30a1\u30a4\u30eb\u306fWireshark\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30ad\u30e3\u30d7\u30c1\u30e3\u5f62\u5f0f\u3067<br \/>\n\u3042\u308a\u306a\u304c\u3089\u3001\u69d8\u3005\u306a\u30c4\u30fc\u30eb\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u3001PcapNg\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u66f8\u304d<br \/>\n\u5bfe\u5fdc\u306fLibPGEN\u306e\u58f2\u308a\u306e\u4e00\u3064\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\u3067\u306f\u3053\u308c\u3060\u3051\u3067\u306a\u304f\u69d8\u3005\u306a\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3082\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u4f7f\u7528\u3059\u308b\u3068\u304d\u306f\u305c\u3072\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2 id=\"6\">\u53c2\u8003\u60c5\u5831<\/h2>\n<ul>\n<li>LibPGEN\u306b\u3064\u3044\u3066\n<ul>\n<li><a href=\"http:\/\/libpgen.org\/\">LibPGEN\u516c\u5f0f\u30b5\u30a4\u30c8<\/a><\/li>\n<li><a href=\"http:\/\/blog.slankdev.net\/\">LibPGEN\u958b\u767a\u8005\u30d6\u30ed\u30b0<\/a><\/li>\n<\/ul>\n<\/li>\n<li>\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3064\u3044\u3066\n<ul>\n<li><a href=\"http:\/\/blog.slankdev.net\/2016\/01\/31\/install-libpgen\/\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/a><\/li>\n<li><a href=\"http:\/\/blog.slankdev.net\/2016\/01\/31\/libpgen-capture\/\">\u30d1\u30b1\u30c3\u30c8\u3092\u89b3\u308b<\/a><\/li>\n<li><a href=\"http:\/\/blog.slankdev.net\/2016\/01\/31\/libpgen-generate\/\">\u30d1\u30b1\u30c3\u30c8\u3092\u9020\u308b<\/a><\/li>\n<p style=\"margin-top:2em;\">\n==============================<br \/>\n\u56fd\u7acb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ad\u30e3\u30f3\u30d7\u540c\u7a93\u4f1a \u4ee3\u8868<br \/>\n\u57ce\u5009 \u5f18\u6a39<br \/>\n==============================\n\t\t\t\t\t<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u76ee\u6b21 \u306f\u3058\u3081\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u904a\u3073\u306b\u3064\u3044\u3066 LibPGEN\u3068\u306f \u7d39\u4ecb\u5185\u5bb9 LibPGEN\u3067\u30d1\u30b1\u30c3\u30c8\u904a\u3073 LibPGEN\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb \u30d1\u30b1\u30c3\u30c8\u3092\u89b3\u308b \u30d1\u30b1\u30c3\u30c8\u3092\u9020\u308b \u307e\u3068\u3081 \u53c2\u8003\u60c5\u5831<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-30274","post","type-post","status-publish","format-standard","hentry","category-use-it-oss"],"_links":{"self":[{"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/posts\/30274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/comments?post=30274"}],"version-history":[{"count":52,"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/posts\/30274\/revisions"}],"predecessor-version":[{"id":35885,"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/posts\/30274\/revisions\/35885"}],"wp:attachment":[{"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/media?parent=30274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/categories?post=30274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ospn.jp\/press\/wp-json\/wp\/v2\/tags?post=30274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}