{"height":"190","author_name":"fatalerror","published":"2021-09-12 14:16:27","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","blog_url":"https://fatalerror.hatenablog.com/","url":"https://fatalerror.hatenablog.com/entry/2021/09/12/141627","width":"100%","image_url":null,"blog_title":"NF","title":"2\u56de\u76ee\uff1astrlen\u306f\u3084\u3044","version":"1.0","categories":["\u6280\u8853"],"author_url":"https://blog.hatena.ne.jp/fatalerror/","description":"\u5c11\u3057\u9045\u308c\u307e\u3057\u305f\u304c2\u56de\u76ee\u3067\u3059\u3002glibc\u306estrlen()\u306f\u65e9\u304f\u306a\u308b\u5de5\u592b\u3092\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u8a71\u3002 strlen()\u306f\u9045\u3044\u304b\u3089\u3042\u3093\u307e\u4f7f\u3046\u306a\u307f\u305f\u3044\u306a\u306e\u306f\u3001\u307e\u305f\u5225\u306e\u8a71\u3067\u3002 \u6982\u8981 glibc strlen \u30b3\u30fc\u30c9\u30ea\u30fc\u30c7\u30a3\u30f3\u30b0 - JUN\u306e\u30d6\u30ed\u30b0 \u3053\u306e\u65b9\u306e\u30d6\u30ed\u30b0\u306b\u5168\u90e8\u8a73\u3057\u304f\u66f8\u3044\u3066\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u81ea\u5206\u7406\u89e3\u7528\u306b\u66f8\u3044\u3066\u307f\u307e\u3059\u3002\u306a\u304a\u8aac\u660e\u3092\u7c21\u5358\u306b\u3059\u308b\u305f\u308132bit\u74b0\u5883\uff081word\uff1d32bit\uff09\u306e\u524d\u63d0\u3067\u66f8\u304d\u307e\u3059\u3002 glibc\u7248\u306estrlen()\u306f\uff13\u624b\u9806\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u3066\u3001 \uff11\uff0e\u30ed\u30f3\u30b0\u30ef\u30fc\u30c9\u5883\u754c\u307e\u30671\u6587\u5b57\u3065\u3064\u9032\u3081\u308b \uff12\uff0e\u30ed\u30f3\u30b0\u30ef\u30fc\u30c9\u5358\u4f4d\u3067null\u304c\u542b\u307e\u308c\u3066\u306a\u3044\u304b\u8abf\u3079\u308b \uff13\uff0enull\u304c\u542b\u307e\u308c\u3066\u3044\u305f\u30891\u6587\u5b57\u3065\u3064\u8abf\u3079\u308b \u3068\u306a\u3063\u3066\u3044\u307e\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffatalerror.hatenablog.com%2Fentry%2F2021%2F09%2F12%2F141627\" title=\"2\u56de\u76ee\uff1astrlen\u306f\u3084\u3044 - NF\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich"}