{"type":"rich","categories":["C"],"version":"1.0","published":"2010-12-01 00:00:00","width":"100%","title":"NIC \u306e MAC address \u3092\u53d6\u5f97\u3059\u308b\u3082\u5931\u6557","image_url":null,"author_url":"https://blog.hatena.ne.jp/shammer/","description":"TCP \u3084 UDP \u306e Socket \u306f\u4e00\u901a\u308a\u66f8\u3044\u3066\u307f\u305f\u306e\u3067\u3001\u4eca\u5ea6\u306f RawSocket \u306b\u6311\u6226\u3057\u305f\u3044\u3002 TCP \u3084 UDP \u3067\u306f\u3001L2 \u3084 L3 \u306e\u30d8\u30c3\u30c0\u306f\u304a\u308d\u304b\u3001TCP \u306e\u30d8\u30c3\u30c0\u3082\u5b8c\u5168\u306b\u304a\u4efb\u305b\u3002\u610f\u8b58\u3059\u308b\u306e\u306f Payload \u306e\u307f\u3067\u3088\u304b\u3063\u305f\u3002\u3060\u304c\u3001RawSocket \u3067\u306f\u305d\u3046\u3082\u884c\u304b\u306a\u3044\u3002\u624b\u59cb\u3081\u306b\u6307\u5b9a\u3057\u305f NIC(interface) \u306e MAC address \u3092\u53d6\u5f97\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3046\u3002 #include <arpa/inet.h> #include <errno.h> #include <linux/if_ether.h> #include <net/if.h> // ifr #includ\u2026","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshammerism.hatenadiary.com%2Fentry%2F20101201%2Fp1\" title=\"NIC \u306e MAC address \u3092\u53d6\u5f97\u3059\u308b\u3082\u5931\u6557 - Shammer&#39;s Philosophy\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","author_name":"shammer","blog_title":"Shammer's Philosophy","height":"190","url":"https://shammerism.hatenadiary.com/entry/20101201/p1","blog_url":"https://shammerism.hatenadiary.com/"}