{"id":104280,"date":"2026-09-12T10:49:06","date_gmt":"2026-09-12T02:49:06","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/104280.html"},"modified":"2026-09-12T10:49:06","modified_gmt":"2026-09-12T02:49:06","slug":"%e8%ae%a1%e7%ae%97%e6%9c%ba%e5%8e%9f%e7%90%86-%e7%a8%8b%e5%ba%8f%e7%9a%84%e9%93%be%e6%8e%a5","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/104280.html","title":{"rendered":"\u8ba1\u7b97\u673a\u539f\u7406\u2014\u7a0b\u5e8f\u7684\u94fe\u63a5"},"content":{"rendered":"<h3>\u4e00\u3001\u7a0b\u5e8f\u7684\u94fe\u63a5<\/h3>\n<p>\u5728\u524d\u9762\u7684\u52a8\u6001\u5e93\u5206\u6790\u4e2d&#xff0c;\u5bf9\u7a0b\u5e8f\u7684\u94fe\u63a5\u8fdb\u884c\u8fc7\u4e00\u4e9b\u6574\u4f53\u7684\u6d41\u7a0b\u5206\u6790\u3002\u5355\u7eaf\u7684\u4ee3\u7801\u793a\u4f8b\u4e00\u822c\u662f\u5f88\u7b80\u5355\u7684\u94fe\u63a5&#xff0c;\u7279\u522b\u662f\u5f53\u8d44\u6e90\u7b49\u51e0\u4e4e\u4e0d\u9700\u8981\u7684\u60c5\u51b5\u4e0b&#xff0c;\u94fe\u63a5\u53ef\u80fd\u4f1a\u76f8\u5f53\u7b80\u5355\u3002\u4f46\u5728\u5b9e\u9645\u7684\u5de5\u7a0b\u4e2d&#xff0c;c&#043;&#043;\u7a0b\u5e8f\u5f80\u5f80\u6210\u767e\u4e0a\u5343\u4e2a\u7f16\u8bd1\u5355\u5143\u751a\u81f3\u4e07\u4ee5\u4e0a\u7684\u7f16\u8bd1\u5355\u5143&#xff0c;\u5927\u91cf\u7684\u5404\u79cd\u8d44\u6e90\u53ca\u76f8\u5173\u7684\u52a8\u6001\u548c\u9759\u6001\u5e93\u7b49\u3002\u8fd9\u90fd\u9700\u8981\u94fe\u63a5\u5668\u4e00\u4e00\u5c06\u5176\u6700\u7ec8\u94fe\u63a5\u5e76\u5f62\u6210\u53ef\u6267\u884c\u5355\u5143\u3002\u8fd9\u6837\u624d\u80fd\u4f9b\u540e\u9762\u7684\u88c5\u8f7d\u5668\u5c06\u53ef\u6267\u884c\u5355\u5143\u88c5\u8f7d\u5230\u5185\u5b58\u4e2d\u5e76\u6700\u7ec8\u5c55\u5f00\u6267\u884c&#xff0c;\u5b9e\u73b0\u4ee3\u7801\u7f16\u5199\u7684\u6700\u7ec8\u7684\u76ee\u7684\u3002<br 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\/>\nRelocation&#xff0c;\u5904\u7406\u4ee3\u7801\u548c\u6570\u636e\u4e2d\u7684\u5730\u5740\u5360\u4f4d\u7b26\u3002\u539f\u56e0\u662f\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u65f6\u662f\u4e0d\u77e5\u9053\u6700\u7ec8\u7684\u5185\u5b58\u5730\u5740\u7684&#xff0c;\u6240\u4ee5\u53ea\u80fd\u7a7a\u7f6e\u800c\u5728\u94fe\u63a5\u65f6\u518d\u5904\u7406\u8fd9\u4e9b\u6700\u7ec8\u7684\u5730\u5740\u3002\u5f53\u7136&#xff0c;\u5728\u6700\u65b0\u7684\u7f16\u8bd1\u5230\u6267\u884c\u7684\u94fe\u8def\u4e2d&#xff0c;\u6709\u4e9b\u6700\u7ec8\u7684\u5730\u5740\u662f\u5728\u88c5\u8f7d\u5668\u4e2d\u5904\u7406\u7684&#xff08;\u53c2\u770b\u52a8\u6001\u94fe\u63a5\u5668&#xff09;\u3002\u4e0d\u518d\u5bf9\u5176\u8fdb\u884c\u5c55\u5f00\u5206\u6790<\/li>\n<p>\u4f20\u7edf\u7684\u94fe\u63a5\u5668\u6307\u7684\u662fusr\/bin\/ld&#xff0c;\u5b83\u5728\u5b66\u672f\u4e0a\u88ab\u79f0\u4e3a\u9759\u6001\u94fe\u63a5\u5668&#xff08;Static Linker&#xff09;\u3002\u9759\u6001\u94fe\u63a5\u5668\u8d1f\u8d23\u5728\u6784\u5efa\u671f\u8bfb\u53d6\u76ee\u6807\u6587\u4ef6\u548c\u5e93\u3001\u89e3\u6790\u666e\u901a\u7b26\u53f7\u3001\u62bd\u53d6\u9759\u6001\u5e93\u6210\u5458\u3001\u5408\u5e76 Section\u3001\u5206\u914d\u5730\u5740\u3001\u5904\u7406\u6784\u5efa\u671f\u91cd\u5b9a\u4f4d\u3001\u751f\u6210GOT\/PLT\u548c\u52a8\u6001\u91cd\u5b9a\u4f4d\u9879\u3001\u8bb0\u5f55DT_NEEDED\u3001\u521b\u5efaProgram Header&#xff0c;\u5e76\u94fe\u63a5\u51fa\u6700\u7ec8\u53ef\u6267\u884cELF\u6587\u4ef6\u3002<br \/>\n\u800cld-linux.so&#xff08;\/lib64\/ld-linux-x86-64.so.2&#xff09;\u662f\u5185\u6838\u63d0\u4f9b\u7684\u4e00\u4e2a\u7ec4\u4ef6\u7528\u6765\u88c5\u8f7d\u6216\u52a8\u6001\u94fe\u63a5\u76f8\u5173\u7684\u76ee\u6807&#xff0c;\u6240\u4ee5\u4e5f\u88ab\u79f0\u4e3a\u662f\u52a8\u6001\u94fe\u63a5\u5668&#xff08;Dynamic Linker&#xff09;\u3002\u5b83\u5728\u7a0b\u5e8f\u8fd0\u884c\u65f6\u8d1f\u8d23\u52a0\u8f7d\u5171\u4eab\u5e93\u3001\u9012\u5f52\u5904\u7406\u4f9d\u8d56\u3001\u8ba1\u7b97\u88c5\u8f7d\u57fa\u5740\u3001\u5904\u7406\u52a8\u6001\u91cd\u5b9a\u4f4d\u3001\u586b\u5199GOT\u3001\u89e3\u6790PLT\u51fd\u6570\u3001\u521d\u59cb\u5316TLS&#xff0c;\u4ee5\u53ca\u6267\u884c\u5171\u4eab\u5e93\u6784\u9020\u51fd\u6570\u548c\u6790\u6784\u51fd\u6570\u3002<br \/>\n\u9700\u8981\u8bf4\u660e\u7684\u662f&#xff0c;\u4e0d\u80fd\u7b80\u5355\u7684\u628a\u9759\u6001\u548c\u52a8\u6001\u94fe\u63a5\u5668\u4e25\u683c\u7684\u5bf9\u7acb\u8d77\u6765&#xff0c;\u9759\u6001\u94fe\u63a5\u5668\u65e2\u53ef\u4ee5\u5904\u7406\u52a8\u6001\u5e93\u4e5f\u53ef\u4ee5\u5904\u7406\u9759\u6001\u5e93\u800c\u52a8\u6001\u94fe\u63a5\u5668\u5219\u4e0d\u4f1a\u5904\u7406\u9759\u6001\u5e93\u3002\u56e0\u4e3a\u9759\u6001\u5e93\u5728ld\u5df2\u7ecf\u5b8c\u5168\u590d\u5236\u5230\u53ef\u6267\u884c\u6587\u4ef6\u4e86\u3002<br \/>\n\u5bf9\u4e8e\u94fe\u63a5\u5668\u6765\u8bf4&#xff0c;\u5176\u5177\u4f53\u7684\u804c\u8d23\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u5408\u5e76\u76ee\u6807\u6587\u4ef6<\/li>\n<li>\u89e3\u6790\u7b26\u53f7<\/li>\n<li>\u62bd\u53d6\u9759\u6001\u5e93\u6210\u5458<\/li>\n<li>\u5206\u914d\u865a\u62df\u5730\u5740<\/li>\n<li>\u5904\u7406\u91cd\u5b9a\u4f4d<\/li>\n<li>\u8bb0\u5f55\u52a8\u6001\u5e93\u4f9d\u8d56<\/li>\n<li>\u5f15\u5165C\/C&#043;&#043;\u8fd0\u884c\u65f6\u542f\u52a8\u4ee3\u7801<\/li>\n<li>\u751f\u6210ELF Program Header<\/li>\n<\/ul>\n<p>\u5728\u76ee\u524d\u5b9e\u9645\u7684\u5e94\u7528\u4e2d&#xff0c;Linux\u5e73\u53f0\u5e38\u7528\u7684\u94fe\u63a5\u5668\u4e3b\u8981\u6709&#xff1a;<\/p>\n<li>ld:\u4f20\u7edf\u7684\u94fe\u63a5\u5668&#xff0c;\u4ee5\u5355\u7ebf\u7a0b\u94fe\u63a5\u4e3a\u4e3b<\/li>\n<li>GNU gold&#xff1a;ld\u7684\u66ff\u4ee3\u54c1&#xff0c;\u91c7\u7528\u4e86\u5e76\u884c\u5904\u7406&#xff0c;\u901a\u8fc7\u591a\u7ebf\u7a0b\u5b9e\u73b0\u5feb\u901f\u7684\u591a\u76ee\u6807\u6587\u4ef6\u94fe\u63a5\u3002\u53ef\u4f7f\u7528\u7f16\u8bd1\u5668\u9009\u9879-fuse-ld&#061;gold\u6765\u5e94\u7528<\/li>\n<li>LLVM lld&#xff1a;LLVM\u4e2d\u7684\u94fe\u63a5\u5668&#xff0c;\u652f\u6301\u591a\u7ebf\u7a0b\u3002\u4f46\u65e9\u671f&#xff0c;\u5176\u2013threads\u9009\u9879\u9ed8\u8ba4\u662f\u5173\u95ed\u3002\u76ee\u524d\u5b83\u5df2\u662f\u4e00\u4e2a\u9ad8\u6548\u7684\u5e76\u884c\u94fe\u63a5\u5668<\/li>\n<li>mold&#xff1a;\u73b0\u4ee3\u7684\u94fe\u63a5\u5668&#xff0c;\u901f\u5ea6\u6700\u5feb\u3002\u6838\u5fc3\u662f\u63d0\u4f9b\u66f4\u4f18\u79c0\u7684\u5e76\u884c\u7f16\u7a0b\u548c\u591a\u7ebf\u7a0b\u652f\u6301\u3002\u9ed8\u8ba4\u4f7f\u7528\u6240\u6709\u53ef\u80fd\u4f7f\u7528\u7684cpu\u6765\u52a0\u901f\u94fe\u63a5<\/li>\n<h3>\u4e09\u3001\u7b80\u5355\u793a\u4f8b<\/h3>\n<p>\u901a\u8fc7\u5e93\u53ef\u4ee5\u66f4\u597d\u7684\u7406\u89e3\u94fe\u63a5&#xff0c;\u4e0b\u9762\u7ed9\u51fa\u7b80\u5355\u7684\u5e94\u7528\u4f8b\u5b50&#xff1a;<\/p>\n<li>\n<p>\u52a8\u6001\u5e93\u7684\u7f16\u8bd1\u548c\u94fe\u63a5<br \/>\n\u52a8\u6001\u5e93\u4e00\u822c\u662f\u4ee5.so\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u3002\u5b83\u53ef\u4ee5\u88ab\u94fe\u63a5\u540e\u52a0\u8f7d\u5230\u4e0d\u540c\u7684\u865a\u62df\u5730\u5740&#xff0c;\u5b83\u4e00\u822c\u4f7f\u7528\u4e0b\u9762\u7684\u65b9\u5f0f\u8fdb\u884c\u7f16\u8bd1\u548c\u94fe\u63a5&#xff1a;<\/p>\n<p>#\u521b\u5efa<br \/>\ng&#043;&#043; -fPIC -c mul.cpp -o mul.o<br \/>\ng&#043;&#043; -shared -Wl,-soname,libmath.so.1 -o libmath.so.1.0 mul.o<br \/>\n#\u7248\u672c\u7ba1\u7406\u5e94\u7528\u94fe\u63a5<br \/>\nln -s libmath.so.1.0 libmath.so.1\u3000#\u521b\u5efaSONAME\u7b26\u53f7\u94fe\u63a5&#xff0c;\u8fd0\u884c\u65f6\u94fe\u63a5\u5668\u53ef\u8c03\u7528<br \/>\nln -s libmath.so.1 libmath.so\u3000#\u5f00\u53d1\u7b26\u53f7\u94fe\u63a5<br \/>\n#\u94fe\u63a5<br \/>\ng&#043;&#043; main.o -L. -lmath -o myapp<br \/>\n#SONAME\u9a8c\u8bc1<br \/>\nreadelf -d libmath.so.1.0 | grep SONAME<\/p>\n<\/li>\n<li>\n<p>\u9759\u6001\u5e93\u7684\u7f16\u8bd1\u548c\u94fe\u63a5<br \/>\n\u9759\u6001\u5e93\u4e00\u822c\u662f\u4ee5.a\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u3002\u5b83\u7684\u672c\u8d28\u662f\u4e00\u4e2a\u7531\u591a\u4e2a.o\u76ee\u6807\u6587\u4ef6\u7ec4\u6210\u7684\u96c6\u5408\u3002\u5176\u4e00\u822c\u4f7f\u7528\u4e0b\u9762\u7684\u65b9\u5f0f\u8fdb\u884c\u7f16\u8bd1\u548c\u94fe\u63a5&#xff1a;<\/p>\n<p>#\u521b\u5efa<br \/>\ng&#043;&#043; -c add.cpp -o add.o<br \/>\ng&#043;&#043; -c sub.cpp -o sub.o<br \/>\nar rcs libmath.a add.o sub.o\u3000#\u751f\u6210\u9759\u6001\u5e93<br \/>\nar t libmath.a\u3000\u3000#\u5217\u51fa\u9759\u6001\u5e93\u6210\u5458\u6587\u4ef6<br \/>\n#\u94fe\u63a5<br \/>\ng&#043;&#043; main.o -L. -lmath -o myapp<\/p>\n<p>\u6ce8\u610f&#xff0c;\u9759\u6001\u5e93\u7684\u94fe\u63a5\u987a\u5e8f\u901a\u5e38\u662f\u4ece\u5de6\u5230\u53f3\u626b\u63cf\u5e93&#xff0c;\u6240\u4ee5\u4f9d\u8d56\u5e93\u5e94\u8be5\u5728\u524d\u800c\u88ab\u4f9d\u8d56\u5e93\u8981\u5728\u540e\u3002<\/p>\n<\/li>\n<h3>\u56db\u3001\u94fe\u63a5\u5668\u4efb\u52a1\u5904\u7406<\/h3>\n<p>\u5728\u4e0d\u540c\u7684\u573a\u666f\u4e0b&#xff0c;\u94fe\u63a5\u5668\u7684\u5177\u4f53\u7684\u5de5\u4f5c\u8c03\u5ea6\u548c\u5904\u7406\u673a\u5236\u4e5f\u6709\u6240\u4e0d\u540c\u3002\u5728\u539f\u6765\u7684\u5f00\u53d1\u4efb\u52a1\u76f8\u5bf9\u7b80\u5355\u7684\u60c5\u51b5\u4e0b&#xff0c;\u94fe\u63a5\u5668\u7684\u4efb\u52a1\u4e5f\u76f8\u5bf9\u7b80\u5355\u3002\u6240\u4ee5\u5728\u540e\u6765\u9879\u76ee\u53d8\u5f97\u8d8a\u6765\u8d8a\u590d\u6742\u65f6&#xff0c;\u7f16\u8bd1\u5668\u7aef\u63d0\u4f9b\u4e86\u5404\u79cd\u5e76\u884c\u7684\u7f16\u8bd1\u4efb\u52a1\u5904\u7406\u3002\u540c\u6837&#xff0c;\u94fe\u63a5\u5668\u4e5f\u63d0\u4f9b\u4e86\u7c7b\u4f3c\u7684\u5904\u7406\u3002<br \/>\n\u94fe\u63a5\u5668\u7684\u4efb\u52a1\u5e76\u884c\u6709\u4e24\u4e24\u79cd\u673a\u5236\u3002\u4e00\u79cd\u662f\u542f\u52a8\u591a\u4e2a\u94fe\u63a5\u4efb\u52a1\u8fdb\u884c\u94fe\u63a5&#xff1b;\u53e6\u5916\u4e00\u4e2a\u662f\u5728\u4e00\u4e2a\u94fe\u63a5\u4efb\u52a1\u5185\u5e76\u884c\u8c03\u7528\u94fe\u63a5\u5904\u7406\u3002\u6709\u8fc7\u5e76\u884c\u5f00\u53d1\u7684\u540c\u5b66\u4eec\u5f53\u7136\u660e\u767d\u54ea\u79cd\u66f4\u9002\u5408\u9762\u65b9&#xff0c;\u66f4\u6709\u5f39\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002\u80af\u5b9a\u4f1a\u9009\u62e9\u4e00\u4e2a\u94fe\u63a5\u4efb\u52a1\u5185\u8fdb\u884c\u5e76\u884c\u5904\u7406\u3002<br \/>\n\u94fe\u63a5\u5e76\u884c\u548c\u666e\u901a\u7684\u5e76\u884c\u5f00\u53d1\u6ca1\u6709\u4ec0\u4e48\u4e0d\u540c&#xff0c;\u5176\u5b9e\u5c31\u662f\u8d44\u6e90\u7684\u7ba1\u7406\u548c\u8c03\u5ea6\u7684\u5904\u7406\u95ee\u9898&#xff0c;\u5305\u62ec\u7ebf\u7a0b\u6570\u91cf\u3001\u5185\u5b58\u6570\u91cf\u4ee5\u53caio\u74f6\u9888\u7b49\u7b49\u3002\u6240\u4ee5\u5bf9\u4e8e\u5f00\u53d1\u8005\u6765\u8bf4&#xff0c;\u8981\u901a\u8fc7\u76f8\u5173\u7684\u7f16\u8bd1\u94fe\u63a5\u5de5\u5177\u6765\u6709\u9488\u5bf9\u6027\u7684\u6307\u5b9a\u94fe\u63a5\u5668\u7ebf\u7a0b\u7684\u8bbe\u7f6e&#xff0c;\u7279\u522b\u662f\u53ef\u4ee5\u6709\u9488\u5bf9\u6027\u7684\u9650\u5236\u4e0d\u540c\u573a\u666f\u4e0b\u7684\u7ebf\u7a0b\u7684\u6570\u91cf\u5927\u5c0f\u3002\u6bd4\u5982\u53ef\u4ee5\u5728\u76f8\u5173\u7684\u5de5\u7a0b\u6587\u4ef6\u4e2d&#xff08;\u5982Makefile&#xff09;\u4e2d\u5c06\u6574\u4f53\u7684\u7f16\u8bd1\u6784\u5efa\u4f53\u7cfb\u8fdb\u884c\u9636\u6bb5\u5212\u5206&#xff0c;\u6307\u5b9a\u5728\u7f16\u8bd1\u548c\u94fe\u63a5\u4e0d\u540c\u9636\u6bb5\u7684\u5e76\u884c\u503c\u3002<br \/>\n\u5728\u5b9e\u9645\u7684\u5f00\u53d1\u573a\u666f\u4e2d&#xff0c;\u6709\u53ef\u80fd\u9047\u5230\u4e0d\u540c\u7684\u5f00\u53d1\u60c5\u51b5\u3002\u6bd4\u5982\u5c11\u91cf\u7684\u8f83\u5927\u7684&#xff08;\u767e\u5146\u4ee5\u4e0a&#xff09;\u5355\u4f53\u76ee\u6807\u6587\u4ef6\u751f\u6210\u5e93\u4ee5\u53ca\u591a\u4e2a\u5c0f\u76ee\u6807\u6587\u4ef6\u751f\u6210\u5e93\u6216\u8005\u6df7\u5408\u7684\u60c5\u51b5\u3002\u5176\u5904\u7406\u7684\u673a\u5236\u4e5f\u53ef\u4ee5\u6709\u9488\u5bf9\u6027\u7684\u63d0\u4f9b\u76f8\u5e94\u7684\u65b9\u6cd5&#xff1a;<\/p>\n<li>\u5927\u578b\u5355\u4f53\u76ee\u6807\u6587\u4ef6<br \/>\n\u7531\u4e8e\u9700\u8981\u8bfb\u5165\u76ee\u6807\u6587\u4ef6\u8fc7\u5927\u76f8\u5173\u7684\u4fe1\u606f&#xff08;\u8c03\u8bd5\u3001\u91cd\u5b9a\u4f4d\u8868\u548c\u7b26\u53f7\u8868\u7b49&#xff09;&#xff0c;\u5176\u74f6\u9888\u5728\u4e8ecpu\u548c\u5185\u5b58\u5360\u7528\u8fc7\u591a\u3002\u63a8\u8350\u4f7f\u7528mold\u94fe\u63a5\u5668\u6216LLVM lld\u94fe\u63a5\u5668&#xff0c;\u5b83\u4eec\u652f\u6301\u5927\u578b\u5355\u4f53\u76ee\u6807\u6587\u4ef6\u7684\u5e76\u884c\u94fe\u63a5\u3002\u4f46\u4e00\u822c\u4e0d\u63a8\u8350\u4f7f\u7528gold\u548cld\u3002mold\u94fe\u63a5\u5668\u4f1a\u901a\u8fc7\u5206\u533a\u6280\u672f&#xff0c;\u5c06\u6574\u4e2a\u94fe\u63a5\u8fc7\u7a0b\u5212\u5206\u6210\u591a\u4e2a\u72ec\u7acb\u7684\u5b50\u94fe\u63a5\u8fc7\u7a0b\u5e76\u5206\u914d\u5230\u76f8\u5e94\u7684\u7ebf\u7a0b\u4e2d\u5e76\u884c\u8fdb\u884c<\/li>\n<li>\u5927\u5c0f\u548c\u6570\u91cf\u4e2d\u7b49\u6587\u4ef6<br \/>\n\u53ef\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u6765\u9009\u62e9\u76f8\u5173\u7684\u94fe\u63a5\u5668\u5982lld\u3002\u5982\u679c\u5185\u5b58\u8f83\u5c0f\u53ef\u4ee5\u4f7f\u7528\u5355\u7ebf\u7a0b\u6a21\u5f0f\u8fd0\u884c\u5e76\u5173\u95ed\u9009\u7528\u7684\u94fe\u63a5\u5668\u4e2d\u7684\u5e76\u884c\u6a21\u5f0f\u6216\u4efb\u52a1\u6570\u91cf\u7f29\u51cf\u4e3a&#xff11;<\/li>\n<li>\u591a\u4e2a\u5c0f\u76ee\u6807\u6587\u4ef6<br \/>\n\u8fd9\u79cd\u60c5\u51b5\u4e0b&#xff0c;\u7531\u4e8e\u542f\u52a8\u7684\u94fe\u63a5\u4efb\u52a1\u592a\u591a&#xff0c;\u4f1a\u5bfc\u81f4CPU\u8c03\u5ea6\u590d\u6742,IO\u53ca\u5185\u5b58\u5360\u7528\u8fc7\u591a\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b\u94fe\u63a5\u5668\u9009\u62e9\u6ca1\u6709\u4ec0\u4e48\u9650\u5236\u3002\u53ef\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8fdb\u884c\u5206\u9636\u6bb5\u7684\u6784\u5efa\u63a7\u5236\u3001\u9650\u5236\u94fe\u63a5\u7684\u4efb\u52a1\u6570&#xff0c;\u63a8\u8350\u4f7f\u7528Ninja\u6784\u5efa\u7cfb\u7edf\u3002\u4e5f\u53ef\u4ee5\u4ece\u6574\u4f53\u4e0a\u76f4\u63a5\u9650\u5236\u94fe\u63a5\u5668\u4efb\u52a1\u7684\u6570\u91cf\u6216\u8005\u6839\u636e\u5b9e\u9645\u7684\u9700\u6c42\u8fdb\u884c\u52a8\u6001\u7684\u94fe\u63a5&#xff08;\u8fd9\u79cd\u673a\u5236\u6bd4\u8f83\u9ebb\u70e6&#xff0c;\u8c28\u614e&#xff09;<\/li>\n<h3>\u4e94\u3001\u6574\u4f53\u6d41\u7a0b<\/h3>\n<p>\u5bf9\u4e8e\u94fe\u63a5\u5668\u6765\u8bf4&#xff0c;\u5176\u6574\u4f53\u7684\u6d41\u7a0b\u5982\u4e0b&#xff1a;<\/p>\n<li>\u89e3\u6790\u76f8\u5173\u53c2\u6570\u5e76\u542f\u52a8<br \/>\ng&#043;&#043;\u4f1a\u6839\u636e\u5b9e\u9645\u7684\u8f93\u5165\u53c2\u6570\u6765\u786e\u5b9a\u8f93\u5165\u6587\u4ef6\u3001\u641c\u7d22\u76ee\u5f55\u3001\u5e93\u7684\u79cd\u7c7b\u53ca\u76f8\u5173\u7684\u52a0\u8f7d\u6a21\u5f0f\u3001\u5b89\u5168\u9009\u62e9\u7b49\u7b49<\/li>\n<li>\u8bfb\u53d6\u76ee\u6807\u6587\u4ef6<br \/>\n\u8fd9\u4e2a\u5f88\u597d\u7406\u89e3&#xff0c;\u4e0d\u7ba1\u662f\u7b26\u53f7\u8fd8\u662f\u91cd\u5b9a\u4f4d\u90fd\u9700\u8981\u5c06\u76f8\u5173\u7684\u76ee\u6807\u6587\u4ef6\u3001\u5e93\u7684Section\u3001\u7b26\u53f7\u8868\u53caTLS\u7b49\u4fe1\u606f\u4e00\u4e00\u4ece\u8f93\u5165\u6587\u4ef6\u4e2d\u8bfb\u53d6\u8fdb\u6765<\/li>\n<li>\u89e3\u6790\u666e\u901a\u76ee\u6807\u6587\u4ef6\u7b26\u53f7<br \/>\n\u4e0b\u6765\u5c31\u662f\u5bf9\u8bfb\u53d6\u7684\u666e\u901a\u7684\u76ee\u6807\u6587\u4ef6\u7684\u7b26\u53f7\u8fdb\u884c\u89e3\u6790\u4e86&#xff0c;\u4ece\u800c\u4e3a\u540e\u671f\u4f7f\u7528\u63d0\u4f9b\u76f8\u5173\u5185\u5bb9\u3002\u5982\u4f7f\u7528\u7684\u5e93\u4e2d\u7684\u51fd\u6570\u6216\u76f8\u5173\u7684\u4e0d\u540c\u5355\u5143\u4e2d\u7684\u51fd\u6570\u540d\u79f0\u7b49<\/li>\n<li>\u626b\u63cf\u9759\u6001\u5e93<br \/>\n\u9759\u6001\u5e93\u9700\u8981\u62f7\u8d1d\u5230\u7a0b\u5e8f\u4e2d&#xff0c;\u6240\u4ee5\u94fe\u63a5\u5668\u53ea\u8981\u80fd\u591f\u6ee1\u8db3\u7b26\u53f7\u7684\u53ef\u89e3\u6790\u5373\u8fbe\u5230\u76ee\u7684<\/li>\n<li>\u5904\u7406\u7279\u5b9a\u7684\u5185\u5bb9<br \/>\n\u5bf9\u4e8e\u4e00\u4e9bc&#043;&#043;\u4e2d\u7279\u5b9a\u7684\u5185\u5bb9\u5982\u6a21\u677f\u3001\u865a\u51fd\u6570\u8868\u3001RTTI\u4ee5\u53ca\u5168\u5c40\u5bf9\u8c61\u7684\u6784\u9020\u548c\u6790\u6784\u7b49\u7684\u5904\u7406<\/li>\n<li>\u5408\u5e76\u76f8\u5173Section<br \/>\n\u5c06\u4e0d\u540c\u5355\u5143\u7684\u76f8\u540c\u8282\u8fdb\u884c\u5408\u5e76&#xff0c;\u5e76\u5904\u7406Section\u7684\u5bf9\u9f50\u3001\u8fb9\u754c\u5904\u7406\u53ca\u6743\u9650\u548cTLS\u3001RELRO\u7b49<\/li>\n<li>\u5206\u914d\u5730\u5740\u7a7a\u95f4<br \/>\n\u5c06\u76f8\u5173\u7684\u8282\u7684\u5730\u5740\u8fdb\u884c\u5206\u914d&#xff0c;\u7279\u522b\u662fPIE&#xff08;\u6267\u884c\u6587\u4ef6&#xff09;\u548cPIC&#xff08;\u5171\u4eab\u5e93&#xff09;\u901a\u5e38\u4f7f\u7528\u76f8\u5bf9\u5730\u5740&#xff0c;\u9700\u8981\u5728\u8fd0\u884c\u65f6\u518d\u52a0\u4e0a\u88c5\u8f7d\u5668\u7684\u5730\u5740<\/li>\n<li>\u5904\u7406\u91cd\u5b9a\u4f4d<br \/>\n\u7f16\u8bd1\u671f\u53ea\u662f\u4e00\u79cd\u9759\u6001\u7684\u5904\u7406&#xff0c;\u5176\u6700\u7ec8\u7684\u5730\u5740\u5f80\u5f80\u9700\u8981\u5728\u94fe\u63a5\u65f6\u624d\u80fd\u786e\u5b9a\u3002\u800c\u7f16\u8bd1\u7684\u76ee\u6807\u6587\u4ef6\u7684\u91cd\u5b9a\u4f4d\u8868\u4f1a\u8bb0\u5f55\u4f4d\u7f6e\u3001\u7c7b\u578b\u3001\u7b26\u53f7\u548c\u52a0\u6570&#xff0c;\u94fe\u63a5\u5668\u636e\u6b64\u4fee\u6b63\u6307\u4ee4\u6216\u6570\u636e<\/li>\n<li>\u751f\u6210Program Header<br \/>\nSection\u4e3b\u8981\u9762\u5411\u94fe\u63a5\u548c\u5206\u6790&#xff0c;\u5185\u6838\u88c5\u8f7d\u65f6\u4e3b\u8981\u770bProgram Header\u3002\u94fe\u63a5\u5668\u5c06Section\u7ec4\u7ec7\u6210\u53ef\u52a0\u8f7d\u6bb5&#xff0c;\u4f9b\u540e\u9762\u7684\u52a0\u8f7d\u5668\u4f7f\u7528<\/li>\n<li>\u751f\u6210\u52a8\u6001\u94fe\u63a5\u4fe1\u606f<br \/>\n\u5728\u5206\u6790\u7a0b\u5e8f\u7684\u6267\u884c\u8fc7\u7a0b\u4e2d&#xff0c;\u77e5\u9053\u4e86\u52a8\u6001\u94fe\u63a5\u5668\u4f7f\u7528\u8fd9\u4e9b\u7ed3\u6784\u8bfb\u53d6DT_NEEDED\u3001\u7b26\u53f7\u8868\u3001\u5b57\u7b26\u4e32\u8868\u548c\u52a8\u6001\u91cd\u5b9a\u4f4d\u8868\u6765\u8fdb\u884c\u7a0b\u5e8f\u7684\u52a0\u8f7d\u6267\u884c\u3002\u52a8\u6001\u94fe\u63a5\u7a0b\u5e8f\u4e2d\u7ecf\u5e38\u53ef\u4ee5\u770b\u5230\u7684\u4fe1\u606f\u5305\u62ec&#xff1a;.dynamic .dynsym .plt .got .got.plt\u7b49<\/li>\n<li>\u751f\u6210ELF\u6587\u4ef6<br \/>\n\u6700\u540e\u5c31\u662f\u771f\u6b63\u751f\u6210\u53ef\u6267\u884c\u7684ELF\u6587\u4ef6\u3002\u53ef\u4ee5\u901a\u8fc7\u201cfile\u201d\u547d\u4ee4\u6765\u67e5\u770b\u5177\u4f53\u7684\u76f8\u5173\u4fe1\u606f<\/li>\n<p>\u5f53\u7136&#xff0c;\u5728\u5b9e\u9645\u7684\u573a\u666f\u4e2d&#xff0c;\u53ef\u80fd\u60c5\u51b5\u76f8\u5bf9\u590d\u6742\u3002\u5305\u542b\u5404\u79cd\u52a8\u6001\u5e93\u548c\u9759\u6001\u5e93\u53ca\u591a\u79cd\u76ee\u6807\u6587\u4ef6\u3002\u4f46\u6574\u4f53\u7684\u6d41\u7a0b\u57fa\u672c\u5c31\u5728\u4e0a\u9762\u7684\u63cf\u8ff0\u5185&#xff0c;\u53ea\u662f\u589e\u51cf\u5177\u4f53\u7684\u4e00\u4e9b\u5185\u5bb9\u7f62\u4e86\u3002<\/p>\n<h3>\u516d\u3001\u94fe\u63a5\u5206\u6790<\/h3>\n<li>\u52a8\u6001\u5e93\u8fd0\u884c\u65f6\u52a0\u8f7d<br \/>\n\u52a8\u6001\u5e93\u662f\u53ef\u4ee5\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u52a0\u8f7d\u7684\u3002\u5373\u94fe\u63a5\u5668\u5728\u6784\u5efa\u65f6\u53ea\u8bb0\u5f55\u76f8\u5173\u7684\u4f9d\u8d56\u9879&#xff0c;\u4f46\u771f\u6b63\u7684\u52a0\u8f7d\u662f\u5728\u7a0b\u5e8f\u542f\u52a8\u540e\u3002\u8fd9\u6837&#xff0c;\u52a8\u6001\u5e93\u7684\u76f8\u5173\u4ee3\u7801\u53ef\u4ee5\u4e3a\u591a\u4e2a\u8fdb\u7a0b\u3002\u5f53\u7136&#xff0c;\u5176\u4e2d\u7684\u6bcf\u4e2a\u8fdb\u7a0b\u5404\u81ea\u7684\u53d7\u4fdd\u62a4\u6570\u636e\u53caTLS\u7b49\u4ecd\u7136\u662f\u4fdd\u6301\u72ec\u7acb\u7684<\/li>\n<li>\u4f4d\u7f6e\u65e0\u5173<br \/>\n\u5728\u7f16\u8bd1\u52a8\u6001\u5e93\u65f6\u7ecf\u5e38\u53ef\u4ee5\u770b\u5230-fpic\u548c-fPIC\u3002\u4f7f\u7528\u8fd9\u4e24\u4eba\u4e2a\u7f16\u8bd1\u9009\u9879\u7684\u76ee\u7684\u662f\u4e3a\u4e86\u751f\u6210\u201c\u4f4d\u7f6e\u65e0\u5173\u7684\u4ee3\u7801\u201d\u3002\u5373\u53ef\u4ee5\u8ba9\u4ee3\u7801\u5728\u5185\u5b58\u7684\u4efb\u610f\u4f4d\u7f6e\u6b63\u5e38\u8fd0\u884c\u800c\u4e0d\u9700\u8981\u4fee\u6539\u4ee3\u7801\u672c\u8eab\u3002<br \/>\n\u4f4d\u7f6e\u65e0\u5173\u4ee3\u7801&#xff0c;Position-Independent Code, \u7f29\u5199\u4e3aPIC\u3002\u5728\u666e\u901a\u7684\u4ee3\u7801\u7f16\u8bd1\u65f6&#xff0c;\u9700\u8981\u660e\u786e\u4ee3\u7801\u7684\u5177\u4f53\u4f4d\u7f6e&#xff0c;\u8fd9\u610f\u5473\u7740\u8fd9\u4e9b\u4ee3\u7801\u4e2d\u5305\u542b\u4e86\u51fd\u6570\u6216\u53d8\u91cf\u7684\u7edd\u5bf9\u5730\u5740\u3002\u800c\u8fd9\u79cd\u60c5\u51b5\u4e0b&#xff0c;\u7a0b\u5e8f\u5fc5\u987b\u52a0\u8f7d\u5230\u8fd9\u4e2a\u56fa\u5b9a\u7684\u5730\u5740\u624d\u53ef\u4ee5\u6b63\u5e38\u7684\u8fd0\u884c\u3002\u4f46\u52a8\u6001\u5e93\u7684\u76ee\u6807\u5c31\u662f\u4e3a\u4e86\u4e3a\u591a\u4e2a\u7a0b\u5e8f\u5171\u4eab&#xff0c;\u800c\u4e3a\u4e86\u8fbe\u5230\u591a\u4e2a\u8fdb\u7a0b\u53ef\u4ee5\u6620\u5c04\u4e0d\u540c\u7684\u865a\u62df\u5730\u5740\u7684\u60c5\u51b5&#xff0c;\u5c31\u51fa\u73b0\u4e86\u4f4d\u7f6e\u65e0\u5173\u7684\u65b9\u6cd5\u3002-fpic\u548c-fPIC&#xff0c;\u524d\u8005\u8ffd\u6c42\u6548\u7387\u5bf9GOT\u5927\u5c0f\u6709\u9650\u5236&#xff0c;\u9002\u5408\u4e8e\u4e2d\u5c0f\u7a0b\u5e8f&#xff1b;\u800c\u540e\u8005\u6ca1\u6709\u5bf9GOT\u7684\u9650\u5236&#xff0c;\u66f4\u901a\u7528&#xff0c;\u9002\u5408\u4e8e\u5927\u578b\u7684\u7a0b\u5e8f<\/li>\n<li>GOT\u548cPLT<br \/>\n\u5728\u524d\u9762\u7684\u5206\u6790\u4e2d\u77e5\u9053&#xff0c;\u52a8\u6001\u5e93\u51fd\u6570\u7684\u5730\u5740\u5728\u7f16\u8bd1\u65f6\u901a\u5e38\u672a\u77e5&#xff0c;\u7a0b\u5e8f\u4e0d\u80fd\u76f4\u63a5\u751f\u6210\u5177\u4f53\u7684\u5b9e\u9645\u5730\u5740\u8c03\u7528\u3002\u94fe\u63a5\u5668\u4f1a\u4f7f\u7528GOT&#xff08;Global Offset Table&#xff0c;\u8fc7\u7a0b\u94fe\u63a5\u8868&#xff09;\u548cPLT&#xff08;Procedure Linkage Table&#xff0c;\u5168\u5c40\u504f\u79fb\u8868&#xff09;\u6765\u8fdb\u884c\u5904\u7406\u3002<br \/>\n\u7531\u4e8e\u5728\u7f16\u8bd1\u65f6&#xff0c;\u5e93\u52a0\u8f7d\u65f6\u9700\u8981\u7531ASLR&#xff08;\u5730\u5740\u7a7a\u95f4\u5e03\u5c40\u968f\u673a\u5316&#xff09;\u6765\u786e\u5b9a\u57fa\u5730\u5740&#xff0c;\u5bfc\u81f4\u6709\u4e9b\u7b26\u53f7&#xff08;\u5982\u51fd\u6570&#xff09;\u7684\u5730\u5740\u672a\u77e5&#xff0c;\u800c\u771f\u5b9e\u7684\u8fd0\u884c\u65f6\u53c8\u9700\u8981\u8fd9\u4e2a\u771f\u5b9e\u7684\u5730\u5740\u3002\u800cPLT\u53ef\u4ee5\u901a\u8fc7PLT\u6869\u5b9e\u73b0\u62bd\u8c61\u7684\u5730\u5740\u66ff\u4ee3&#xff0c;\u800c\u5728\u9996\u6b21\u52a0\u8f7d\u8c03\u7528\u65f6&#xff0c;GOT\u4e2d\u7684\u5730\u5740\u6307\u5411PLT\u7684\u76f8\u5173\u89e3\u6790\u4ee3\u7801\u627e\u5230\u5177\u4f53\u7684\u7b26\u53f7\u7684\u5b9e\u9645\u7684\u5730\u5740\u3002\u5f62\u6210\u60f0\u6027\u7ed1\u5b9a&#xff08;Lazy Binding&#xff09;\u673a\u5236&#xff0c;\u907f\u514d\u4e86\u5728\u7a0b\u5e8f\u542f\u52a8\u65f6\u89e3\u6790\u6240\u6709\u52a8\u6001\u7b26\u53f7&#xff0c;\u53ef\u4ee5\u663e\u8457\u52a0\u5feb\u542f\u52a8\u901f\u5ea6\u3002\u66f4\u5177\u4f53\u7684\u6d41\u7a0b\u548c\u8be6\u7ec6\u7684\u6280\u672f\u7ec6\u8282&#xff0c;\u5927\u5bb6\u53ef\u4ee5\u67e5\u627e\u76f8\u5173\u7684\u94fe\u63a5\u5668\u8d44\u6599\u8fdb\u884c\u5b66\u4e60\u548c\u5206\u6790&#xff0c;\u6b64\u5904\u4e0d\u518d\u5c55\u5f00<\/li>\n<h3>\u4e03\u3001\u5e38\u89c1\u95ee\u9898\u548c\u5206\u6790\u5de5\u5177<\/h3>\n<p>\u5728\u5b9e\u9645\u7684\u5f00\u53d1\u4e2d&#xff0c;\u7ecf\u5e38\u9047\u5230\u4e00\u4e9b\u94fe\u63a5\u9519\u8bef\u3002\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e9b\u7ecf\u5178\u7684\u94fe\u63a5\u95ee\u9898&#xff0c;\u4f9b\u53c2\u8003&#xff1a;<\/p>\n<li>undefined reference<br \/>\n\u8fd9\u79cd\u6700\u5178\u578b\u7684\u5c31\u662f\u627e\u4e0d\u5230\u94fe\u63a5\u7684\u51fd\u6570\u540d&#xff0c;\u4e00\u822c\u8fd9\u79cd\u60c5\u51b5\u51fa\u73b0\u7684\u539f\u56e0\u5728\u4e8e\u6ca1\u6709\u5b9e\u73b0\u51fd\u6570\u3001\u5b9e\u73b0\u4f46\u672a\u88ab\u7f16\u8bd1\u5668\u5904\u7406\u3001C\u548cC&#043;&#043;\u6df7\u5408\u4f7f\u7528\u4e2d\u7684C&#043;&#043;\u6539\u540d\u673a\u5236\u3001ABI\u4e0d\u517c\u5bb9\u53ca\u5e93\u7684\u987a\u5e8f\u9519\u8bef\u6216\u8005\u5176\u5b83\u7279\u522b\u673a\u5236\u5bfc\u81f4\u7684\u51fd\u6570\u540d\u9690\u85cf\u7b49\u7b49<\/li>\n<li>\u672a\u627e\u5230\u5e93<br \/>\n\u8fd9\u4e5f\u662f\u5f88\u7ecf\u5178\u7684\u95ee\u9898&#xff0c;\u4e00\u822c\u8fd9\u79cd\u95ee\u9898\u7684\u539f\u56e0\u5728\u4e8e\u672a\u5b9e\u73b0\u5e93\u3001\u5e93\u7684\u540d\u79f0\u9519\u8bef&#xff08;\u5982\u5927\u5c0f\u5199\u7684i&#xff09;\u3001\u5e93\u672a\u62f7\u8d1d\u6216\u6307\u5b9a\u5230\u5bf9\u5e94\u5728\u7684\u73af\u5883\u53d8\u91cf\u3001\u641c\u7d22\u8def\u5f84\u9519\u8bef\u7b49<\/li>\n<li>\u8fd0\u884c\u65f6\u7f3a\u5c11\u5e93<br \/>\n\u8fd9\u4e5f\u662f\u5e38\u89c1\u7684\u94fe\u63a5\u95ee\u9898\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u662f\u672a\u62f7\u8d1d\u5230\u5f53\u524d\u6216\u6307\u5b9a\u76ee\u5f55\u3001\u672a\u6307\u5b9a\u4f9d\u8d56\u3001\u6307\u5b9a\u4f9d\u8d56\u4f46\u672a\u66f4\u65b0\u914d\u7f6e\u3002ldd\u547d\u4ee4\u5c31\u662f\u5904\u7406\u8fd9\u4e2a\u95ee\u9898\u7684<\/li>\n<li>\u7b26\u53f7\u91cd\u5b9a\u4e49<br \/>\n\u8fd9\u79cd\u4e5f\u5f88\u5e38\u89c1&#xff0c;\u5178\u578b\u7684\u5c31\u662f\u5168\u5c40\u53d8\u91cf\u7684\u591a\u5904\u5305\u542b\u3001\u91cd\u540d\u4ee5\u53ca\u4e0d\u540cC&#043;&#043;\u7248\u672c\u4e2d\u5bf9\u4e00\u4e9b\u7279\u6b8a\u60c5\u51b5\u5982const,constexpr,inline\u7684\u5904\u7406<\/li>\n<p>\u4e3a\u4e86\u5206\u6790\u548c\u89e3\u51b3\u76f8\u5173\u7684\u95ee\u9898&#xff0c;\u5728Linux\u5e73\u53f0\u4e0a\u6709\u4e0d\u5c11\u7684\u76f8\u5173\u5de5\u5177\u53ef\u4f9b\u4f7f\u7528\u3002\u8fd9\u5728\u524d\u9762\u4e5f\u4ecb\u7ecd\u8fc7\u4e0d\u5c11&#xff0c;\u6b64\u5904\u518d\u6b21\u5217\u4e3e\u4e00\u4e0b&#xff0c;\u4f46\u4e0d\u518d\u8be6\u7ec6\u5206\u6790\u8bf4\u660e\u3002\u4e3b\u8981\u5305\u62ec&#xff1a;file\u3001readelf\u3001nm\u3001objdump\u3001ar t\u3001g&#043;&#043; 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