{"width":"100%","blog_url":"https://neocat.hatenablog.com/","categories":["Linux","C++"],"author_name":"NeoCat","author_url":"https://blog.hatena.ne.jp/NeoCat/","provider_url":"https://hatena.blog","image_url":null,"type":"rich","version":"1.0","published":"2011-12-25 23:35:05","title":"hidden symbol\u306e\u95a2\u6570\u547c\u3073\u51fa\u3057\u3092\u30d5\u30c3\u30af\u3059\u308b","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fneocat.hatenablog.com%2Fentry%2F20111225%2F1324823705\" title=\"hidden symbol\u306e\u95a2\u6570\u547c\u3073\u51fa\u3057\u3092\u30d5\u30c3\u30af\u3059\u308b - Okiraku Programming\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","url":"https://neocat.hatenablog.com/entry/20111225/1324823705","description":"Linux\u3067\u306f\u4e00\u822c\u7684\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u95a2\u6570\u306e\u547c\u3073\u51fa\u3057\u306fLD_PRELOAD\u3092\u4f7f\u3063\u3066\u30d5\u30c3\u30af\u3057\u3066\u3001\u5225\u306e\u52d5\u4f5c\u3092\u3055\u305b\u308b\uff08\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3059\u308b\uff09\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \uff08\u53c2\u8003\uff1a LD_PRELOAD\u3067Brainf*ck - Okiraku Programming \uff09 \u3057\u304b\u3057\u3001\u30d5\u30c3\u30af\u3067\u304d\u308b\u95a2\u6570\u306b\u306f\u6761\u4ef6\u304c\u3042\u3063\u3066\u3001PLT(procedure linkage table)\u3068\u547c\u3070\u308c\u308b\u30c6\u30fc\u30d6\u30eb\u3092\u7d4c\u7531\u3057\u3066\u547c\u3073\u51fa\u3055\u308c\u3066\u3044\u308b\u3082\u306e\u306b\u9650\u3089\u308c\u307e\u3059\u3002 \u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u3088\u3063\u3066\u306fhidden symbol\u3068\u3044\u3063\u3066\u3001\u540c\u4e00\u30e9\u30a4\u30d6\u30e9\u30ea\u5185\u3067\u306e\u95a2\u6570\u547c\u3073\u51fa\u3057\u304cstatic link\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u3053\u3046\u3057\u305f\u3082\u306e\u306f\u30d5\u30c3\u30af\u5bfe\u8c61\u5916\u306b\u306a\u308a\u307e\u3059\u3002\uff08\u30ea\u30f3\u30ab\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u2026","provider_name":"Hatena Blog","blog_title":"Okiraku Programming"}