{"id":383,"date":"2014-02-13T16:21:33","date_gmt":"2014-02-13T08:21:33","guid":{"rendered":"http:\/\/blog.sorayuki.net\/?p=383"},"modified":"2016-07-27T02:43:25","modified_gmt":"2016-07-26T18:43:25","slug":"%e7%bc%96%e8%be%91vc%e7%94%9f%e6%88%90%e7%9a%84%e5%af%bc%e5%85%a5%e5%ba%93%e6%96%87%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/blog.sorayuki.net\/?p=383","title":{"rendered":"\u7f16\u8f91VC\u751f\u6210\u7684\u5bfc\u5165\u5e93\u6587\u4ef6"},"content":{"rendered":"

\u8fd8\u662f\u63a5\u7740\u4e4b\u524d\u90a3\u7bc7\u5173\u4e8e\u5236\u4f5c\u5bfc\u5165\u5e93\u7684\u5de5\u5177\u7684\u540e\u7eed\u3002\u53e6\u4e00\u79cd\u65b9\u6cd5\uff0c\u867d\u7136\u5c40\u9650\u6027\u66f4\u5927\uff0c\u4f46\u662f\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u60c5\u51b5\u4e86\u3002<\/p>\n

<\/p>\n

\u7075\u611f\u5f88\u7b80\u5355\uff0c\u5728\u67e5\u770b\u5173\u4e8eDLL\u8c03\u7528\u65b9\u9762\u7684\u6587\u7ae0\u7684\u65f6\u5019\uff0c\u7a81\u7136\u770b\u5230\u4e86\u4e00\u7bc7\u5173\u4e8eMinGW\u4e0b\u5236\u4f5clib\u6587\u4ef6\u4e4b\u7c7b\u5185\u5bb9\u7684\u3002\u56e0\u4e3a\u6211\u4ee5\u524d\u7528\u8fc7MinGW\u7f16\u8bd1\u5668\uff0c\u540c\u6837\u4e5f\u641e\u8fc7\u8fd9\u4e2aDLL\u5bfc\u5165\u7684\u65b9\u9762\u3002\u4e8e\u662f\u5c31\u60f3\u8d77\u6765\u5f53\u65f6\u7528dlltool\u5de5\u5177\u7684\u65f6\u5019\uff0c\u786e\u5b9e\u6709\u770b\u5230\u5b83\u80fd\u591f\u652f\u6301\u5bf9\u5bfc\u5165\u540d\u8fdb\u884c\u8c03\u6574\u7684\u53c2\u6570\u3002\u4f46\u662f\u90a3\u4e2a\u65f6\u5019\u5e76\u6ca1\u6709\u5bf9\u8fd9\u65b9\u9762\u6709\u591a\u5c11\u6df1\u5165\u7684\u7814\u7a76\uff0c\u5176\u5b9e\u8bf4\u767d\u4e86\u5c31\u662f\u6ca1\u6709\u7406\u89e3\u90a3\u4e9b\u53c2\u6570\u5b9e\u9645\u60f3\u8981\u8868\u8fbe\u7684\u5230\u5e95\u662f\u4ec0\u4e48\u610f\u601d\u3002\u8fd9\u4e0b\u6709\u4e86\u524d\u9762\u5bf9VC\u4e0b\u9690\u5f0f\u8c03\u7528DLL\u91cc\u51fd\u6570\u7684\u7ecf\u9a8c\uff0c\u4e00\u4e0b\u5b50\u77e5\u9053\u4e86\u90a3\u4e9b\u5230\u5e95\u662f\u60f3\u8868\u8fbe\u4ec0\u4e48\uff0c\u6bd4\u5982\u5bfc\u5165\u540d\u4e2d\u53bb\u6389prefix\uff0c\u6216\u8005kill\u6389\u540e\u9762\u7684@nn\uff0c\u4e4b\u7c7b\u4e4b\u7c7b\u3002<\/p>\n

\u7136\u540e\u5462\uff0c\u524d\u9762\u5728\u7814\u7a76\u5bfc\u5165\u5e93\u683c\u5f0f\u7684\u65f6\u5019\uff0c\u770b\u5fae\u8f6f\u63d0\u4f9b\u7684\u90a3\u4e2a\u89c4\u683c\u8bf4\u660e\u6587\u6863\uff0c\u91cc\u9762\u4e5f\u6709\u63d0\u5230\u8fd9\u65b9\u9762\u7684\u4e1c\u897f\uff0c\u6bd4\u5982\u53bb\u6389prefix\u6216\u8005kill\u6389\u540e\u9762\u7684@nn\u4e4b\u7c7b\u3002<\/p>\n

\u8bf4\u7b80\u5355\u70b9\uff0c\u5c31\u662f\u6b63\u5e38\u60c5\u51b5\u4e0b\u6bd4\u5982\u5199\u4e86\u4e00\u4e2a\u8fd9\u6837\u7684def\u6587\u4ef6<\/p>\n

LIBRARY MyDLL\nEXPORTS\n  function\n  dosomething<\/p><\/pre>\n
\u6b64\u65f6\u5982\u679c\u7528lib.exe\u5de5\u5177\uff08\u5176\u5b9e\u5c31\u662flink.exe \/lib\uff0c\u56e0\u4e3aWDK\u4e2d\u6ca1\u6709lib.exe\u6240\u4ee5\u63d0\u4e00\u4e0b\uff09\u4ece\u8fd9\u4e2adef\u6587\u4ef6\u751f\u6210lib\u6587\u4ef6\uff0c\u90a3\u4e48\u8fd9\u4e2alib\u6587\u4ef6\u5c06\u4eceDLL\u5bfc\u5165function\u548cdosomething\uff0c\u540c\u65f6\u5411\u94fe\u63a5\u5668\u63d0\u4f9b_function\u548c_dosomething\u3002\u8fd9\u6837\u7684\u8bdd\u5bf9\u4e8e__cdecl\u65b9\u5f0f\u5bfc\u51fa\u7684\u51fd\u6570\u662f\u6ca1\u6709\u95ee\u9898\u7684\u3002\u4f46\u662f\u5982\u679cDLL\u7684\u5bfc\u51fa\u7b26\u53f7\u4ecd\u7136\u662ffunction\u548cdosomething\uff0c\u4f46\u662f\u8c03\u7528\u65b9\u5f0f\u5374\u662f__stdcall\uff0c\u5c31\u4f1a\u9047\u4e0a\u4e86\u95ee\u9898\uff1a\u5982\u679cfunction\u6709\u4e00\u4e2aint\u578b\u53c2\u6570\uff0c\u90a3\u4e48\u94fe\u63a5\u5668\u5c06\u53bb\u5bfb\u627e_function@4\u800c\u4e0d\u662f_function\uff0c\u56e0\u4e3a\u627e\u4e0d\u5230\u7b26\u53f7\uff0c\u6240\u4ee5\u94fe\u63a5\u5931\u8d25\u4e86\u3002<\/p>\n
\u5982\u679cDLL\u4e2d\u5bfc\u51fa\u7684\u7b26\u53f7\u540d\u662ffunction@4\uff0c\u6b64\u65f6\u751f\u6210\u7684lib\u5c31\u4f1a\u4eceDLL\u5bfc\u5165function@4\u5e76\u5411\u94fe\u63a5\u5668\u63d0\u4f9b_function@4\uff0c\u4f46\u662f\u5b9e\u9645\u4e0a\u4ee5__stdcall\u65b9\u5f0f\u8c03\u7528\uff0c\u4f46\u662f\u6700\u540e\u5bfc\u51fa\u7684\u65f6\u5019\u4e0d\u5e26@nn\u7684\u60c5\u51b5\u662f\u975e\u5e38\u591a\u7684\u3002\u6700\u5178\u578b\u7684\u60c5\u51b5\u5c31\u662fWindows API\u3002\u800c\u4e14\u5b9e\u8bdd\u8bf4\u5427\u56e0\u4e3a@nn\u8fd9\u6837\u7684\u5b9e\u5728\u4e0d\u600e\u4e48\u597d\u770b\uff0c\u6240\u4ee5\u6211\u81ea\u5df1\u5199DLL\u7684\u65f6\u5019\u4e5f\u4f1a\u901a\u8fc7\u4f7f\u7528DEF\u6587\u4ef6\u7684\u65b9\u5f0f\u6216\u8005#pragma comment(linker, \"\/EXPORT:xxxxxx\")\u8fd9\u6837\u7684\u9884\u7f16\u8bd1\u8bed\u53e5\u8ba9\u5bfc\u51fa\u7684\u51fd\u6570\u4e0d\u5e26\u5982\u6b64\u7684\u540e\u7f00\u3002<\/p>\n
\u4e8e\u662f\u8fd9\u6837\u9700\u6c42\u5c31\u53d8\u5f97\u7b80\u5355\uff1a\u8ba9\u751f\u6210\u7684\u5bfc\u5165\u5e93\u4eceDLL\u5f15\u5165\u7684\u65f6\u5019\u662f\u4e0d\u5e26\u540e\u7f00\u7684\uff0c\u4f46\u662f\u5411\u94fe\u63a5\u5668\u63d0\u4f9b\u7684\u7b26\u53f7\u662f\u5e26\u540e\u7f00\u7684\u3002<\/p>\n
\u8fd9\u5e76\u975e\u4e0d\u53ef\u80fd\uff0c\u8c03\u7528Windows API\u7684\u65f6\u5019\u5c31\u662f\u8fd9\u6837\uff1aWindows SDK\u91cc\u9762\u90a3\u4e9bLIB\u6587\u4ef6\uff0c\u5c31\u662f\u5b9e\u73b0\u8fd9\u6837\u7684\u529f\u80fd\u3002\u5bf9\u5176\u683c\u5f0f\u8fdb\u884c\u7814\u7a76\uff0c\u6839\u672c\u5c31\u662f\u548c\u666e\u901a\u7684\u5bfc\u5165\u5e93\u4e00\u6837\u3002\u9664\u4e86\u2026\u2026\u5443\uff0c\u9664\u4e86\u67d0\u4e9b\u7ec6\u8282\u4e0a\u7684\u53c2\u6570\u3002<\/p>\n
\u4e8e\u662f\u6211\u7684\u76ee\u7684\u5c31\u662f\u4fee\u6539\u8fd9\u4e9b\u7ec6\u8282\u4e0a\u7684\u53c2\u6570\u3002Microsoft PE and COFF Specification<\/a>\u91cc\u4e5f\u63d0\u4f9b\u4e86\u8fd9\u65b9\u9762\u7684\u8be6\u7ec6\u8d44\u6599\u3002<\/p>\n
\u65b9\u6cd5\u7684\u8bdd\uff0c\u904d\u5386LIB\u6587\u4ef6\u4e2d\u7684\u6bcf\u4e2amember\uff0cLIB\u6587\u4ef6\u7684\u683c\u5f0f\u53ef\u4ee5\u4ece\u4e0a\u9762\u63d0\u5230\u7684\u8d44\u6599\u4e2d\u627e\u5230\uff0c\u4e0d\u4f1a\u592a\u590d\u6742\u3002\u6ce8\u610f\u6bcf\u4e2amember\u7684\u7b2c\u4e00\u4e2a\u5b57\u8282\u4f3c\u4e4e\u662f\u5bf9\u5176\u5230\u5076\u6570\u8fb9\u754c\u7684\uff0c\u6ca1\u6709\u5bf9\u9f50\u7684\u7528\\n\u6765\u8865\u3002<\/strong>\u5728\u904d\u5386\u7684\u8fc7\u7a0b\u4e2d\u5206\u6790\u524d\u56db\u4e2a\u5b57\u8282\u5c31\u77e5\u9053\u8fd9\u4e2amember\u662f\u4e0d\u662f\u58f0\u660e\u4e86\u4e00\u4e2a\u5bfc\u5165\u51fd\u6570\uff0c\u5982\u679c\u662f\uff0c\u6839\u636e\u5bfc\u5165\u7684\u683c\u5f0f\u5206\u6790\u5176\u5934\u90e8\u4fe1\u606f\uff0c\u7136\u540e\u83b7\u5f97DLL\u540d\u3001\u51fd\u6570\u540d\u7b49\u3002<\/p>\n
\u5728\u8fd9\u4e2a\u5bfc\u5165member\u7684\u201c\u5934\u90e8\u4fe1\u606f\u201d\u4e2d\uff0c\u6709\u5173\u4e8e\u5bfc\u5165\u540d\u5e94\u8be5\u5982\u4f55\u8ba1\u7b97\u7684\u5c5e\u6027\u3002\u4f46\u662fLIB.exe\u5de5\u5177\u5374\u6ca1\u6709\u8fd9\u65b9\u9762\u7684\u53c2\u6570\u53ef\u4ee5\u8c03\u6574\uff0c\u9ed8\u8ba4\u5c31\u662f\u5148\u524d\u9762\u7ed9\u4f60\u52a0\u4e00\u4e2a_\u4e0b\u5212\u7ebf\uff0c\u7136\u540e\u65b9\u5f0f\u662fNoPrefix\u5c31\u662f\u518d\u628a\u8fd9\u4e2a\u4e0b\u5212\u7ebf\u53bb\u6389\u3002\u4e5f\u5c31\u662f\u8bf4\uff0cdef\u6587\u4ef6\u4e2d\u5982\u679c\u5199\u7684\u662ffunction\uff0c\u90a3\u4e48\u5b83\u5c31\u5148\u52a0\u4e00\u4e2a\u4e0b\u5212\u7ebf\uff0c\u53d8\u6210_function\uff0c\u4f5c\u4e3a\u5411\u94fe\u63a5\u5668\u63d0\u4f9b\u7684\u7b26\u53f7\u3002\u7136\u540e\u5bfc\u5165\u540d\u751f\u6210\u65b9\u5f0f\u662fNoPrefix\uff0c\u4e5f\u5c31\u662f\u94fe\u63a5\u5668\u5728\u94fe\u63a5\u7684\u65f6\u5019\u4f1a\u518d\u4ece_function\u53bb\u6389\u524d\u7f00\u7684\u4e0b\u5212\u7ebf\u53d8\u56defunction\u4f5c\u4e3a\u4eceDLL\u5bfc\u5165\u7684\u540d\u3002<\/p>\n
\u8fd9\u4e2a\u5bfc\u5165\u540d\u7684\u8ba1\u7b97\u65b9\u5f0f\u6709<\/p>\n
IMPORT_ORDINAL\uff1a\u901a\u8fc7\u6807\u53f7\u5bfc\u5165\uff0c\u6b64\u65f6\u4e0d\u4f1a\u8ba1\u7b97\u5bfc\u5165\u540d
IMPORT_NAME\uff1a\u539f\u539f\u672c\u672c\u7684\uff0c\u548c\u5411\u94fe\u63a5\u5668\u63d0\u4f9b\u7684\u7b26\u53f7\u4fdd\u6301\u4e00\u81f4
IMPORT_NAME_NOPREFIX\uff1a\u4e0d\u5e26\u524d\u7f00\u7684\uff0cLIB.EXE\u751f\u6210\u7684\u5c31\u662f\u8fd9\u79cd\u3002\u524d\u7f00\u662f\u6307?\u3001@\u6216\u8005\u53ef\u9009\u7684\u4e0b\u5212\u7ebf_
IMPORT_NAME_UNDECORATE\uff1a\u4e0d\u5e26\u524d\u7f00\u5e76\u4e14\u53ea\u53d6@\u4e4b\u524d\u7684\u90e8\u5206\uff0c\u6b64\u65f6\u5982\u679c\u5411\u94fe\u63a5\u5668\u63d0\u4f9b\u7684\u7b26\u53f7\u540d\u662f_function@4\uff0c\u90a3\u4e48\u5bfc\u5165\u540d\u5c31\u662ffunction\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u9700\u8981\u7684\u3002<\/p>\n
\u6709\u4e86\u8fd9\u4e9b\u8d44\u6599\uff0c\u601d\u8def\u5c31\u975e\u5e38\u6e05\u695a\uff0c\u6bd4\u5982\u6709\u4ee5\u4e0b\u4e24\u4e2a\u51fd\u6570<\/p>\n
__declspec(dllimport) int __stdcall add2(int, int);\n__declspec(dllimport) int __stdcall add3(int, int, int);<\/pre>\n<\/p>\n
\u7136\u540eDLL\u91cc\u7684\u5bfc\u51fa\u540d\u5206\u522b\u662fadd2\u548cadd3\u800c\u4e0d\u662fadd2@8\u548cadd3@12\uff0c\u6b64\u65f6\u53ef\u4ee5\u5199\u8fd9\u6837\u4e00\u4e2aDEF\u6587\u4ef6<\/p>\n
LIBRARY doadd\nEXPORTS\n  add2@8\n  add3@12<\/pre>\n
\u6b64\u65f6\u751f\u6210\u7684lib\u6587\u4ef6\u4e2d\uff0c\u5411\u94fe\u63a5\u5668\u63d0\u4f9b\u7684\u7b26\u53f7\u8fd9\u4e00\u8fb9\u5df2\u7ecf\u662f\u6240\u9700\u8981\u7684_add2@8\u548c_add3@12\u4e86\u3002\u7136\u540e\u8fd9\u4e2a\u65f6\u5019\u8981\u4fee\u6b63\u7684\u662f\u5bfc\u5165\u540d\u8ba1\u7b97\u65b9\u5f0f\uff0c\u56e0\u4e3a\u73b0\u5728\u662fIMPORT_NAME_NOPREFIX\uff0c\u8981\u6539\u6210IMPORT_NAME_UNDECORATE\u624d\u884c\u3002\u8fd9\u4e2a\u65f6\u5019\u5c31\u8981\u7528\u5341\u516d\u8fdb\u5236\u7f16\u8f91\u5668\u6765\u4fee\u6539\uff0c\u4f46\u662f\u624b\u5de5\u505a\u8fd9\u79cd\u4e8b\u60c5\u5b9e\u5728\u592a\u9ebb\u70e6\uff0c\u8fd9\u79cd\u4e8b\u60c5\u5e94\u8be5\u7ed9\u7a0b\u5e8f\u53bb\u505a\u3002\u6240\u4ee5\u5c31\u5199\u4e86\u4e2a\u5de5\u5177\uff0c\u6765\u89e3\u51b3\u8fd9\u79cd\u95ee\u9898\u3002<\/p>\n
\"image\"<\/a><\/p>\n
\u56fe\u7247\u4e3a\u4fee\u6539\u4e00\u4e2a\u51fd\u6570\u7684\u5bfc\u5165\u540d\u8ba1\u7b97\u65b9\u5f0f\u540e\u7684\u622a\u56fe\u3002\u6539\u5b8c\u4ee5\u540e\u4fdd\u5b58\uff0c\u5c31\u53ef\u4ee5\u5b9e\u73b0\u76ee\u7684\u4e86\u3002<\/p>\n
\u8fd9\u91cc\u7ed9\u51fa\u8fd9\u4e2a\u81ea\u5236\u5de5\u5177\u7684\u4e0b\u8f7d\uff1a\uff08\u4e0a\u4f20\u65f6\u95f4\uff1a2014\u5e742\u670813\u65e5\u3002\u5de5\u5177\u6709\u4fee\u6539\u7684\u8bdd\uff0c\u8fd9\u91cc\u53ef\u80fd\u4e0d\u4f1a\u540c\u6b65\u66f4\u65b0\u3002\uff09<\/p>\n
\n
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