{"blog_title":"ganoc\u306e\u30d6\u30ed\u30b0","published":"2019-01-26 00:46:47","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fganoc.hatenablog.com%2Fentry%2F2019%2F01%2F26%2F004647\" title=\"C\u8a00\u8a9e\u3067\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u3092\u53d7\u4fe1\u3059\u308b - ganoc\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","author_url":"https://blog.hatena.ne.jp/ganoc/","url":"https://ganoc.hatenablog.com/entry/2019/01/26/004647","width":"100%","blog_url":"https://ganoc.hatenablog.com/","categories":[],"provider_name":"Hatena Blog","type":"rich","height":"190","image_url":null,"provider_url":"https://hatena.blog","title":"C\u8a00\u8a9e\u3067\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u3092\u53d7\u4fe1\u3059\u308b","description":"\u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u3092\u8aad\u307f\u66f8\u304d\u3057\u305f\u304b\u3063\u305f\u306e\u3067\u3001\u307e\u305a\u306f\u53d7\u4fe1\u3059\u308b\u65b9\u6cd5\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u3002 \u30bd\u30b1\u30c3\u30c8API\u3092\u6271\u3046\u305f\u3081\u3001\u7d20\u76f4\u306bC\u8a00\u8a9e\u3067\u3044\u304f\u3053\u3068\u306b\u3057\u307e\u3059\u3002 \u74b0\u5883: Ubuntu 16.04 x86_64\u3001GCC 5.4 \u5b9f\u88c5 Linux\u306e\u30bd\u30b1\u30c3\u30c8API\u306fAF_PACKET\u3092\u4f7f\u3046\u3068\u30ea\u30f3\u30af\u5c64\u30ec\u30d9\u30eb\u306e\u3084\u308a\u3068\u308a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002 socket(AF_PACKET, SOCK_RAW, htons(ETH_P_ALL)) SOCK_RAW\u306f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d8\u30c3\u30c0\u542b\u3081\u3066\u8aad\u307f\u66f8\u304d\u3059\u308b\u6307\u5b9a\u3067\u3059\u3002 ETH_P_ALL\u3067\u5168\u90e8\u306e\u30d1\u30b1\u30c3\u30c8(\u81ea\u30db\u30b9\u30c8\u304b\u3089\u306e\u9001\u4fe1\u542b\u3080)\u3092\u53d6\u5f97\u3059\u308b\u8a2d\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002 AF_PACKET\u3084SOCK_\u2026","author_name":"ganoc"}