mar*_*f78 5 c++ windows dll winapi loadlibrary
我不明白为什么我无法使用 LoadLibrary 加载我的 dll“接口”。加载依赖项时似乎失败了,但我不确定为什么。
这是代码:
AfxMessageBox(L"before load library");
HMODULE interfacDll = LoadLibrary(TEXT("C:\\QA\\Pcdlrn\\Win32\\Release\\INTERFAC.DLL"));
if (!interfacDll)
DWORD dw = GetLastError(); // returns 0xc1 (193)
AfxMessageBox(L"after load library");
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这是 gflags (x86) 加载器快照的输出:
18a0:2a40 @ 06858973 - LdrGetDllHandleEx - ENTER: DLL name: ntdll.dll DLL path: NULL
18a0:2a40 @ 06858973 - LdrGetDllHandleEx - INFO: Locating DLL ntdll.dll in path C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\system32;C:\Windows;C:\Windows
18a0:2a40 @ 06858989 - LdrpFindLoadedDll - ENTER: DLL name: ntdll.dll DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\system32;C:\Windows;C:\Windows
18a0:2a40 @ 06858989 - LdrpFindLoadedDll - RETURN: Status: 0x00000000
18a0:2a40 @ 06858989 - LdrGetDllHandleEx - RETURN: Status: 0x00000000
18a0:2a40 @ 06858989 - LdrGetProcedureAddressEx - INFO: Locating procedure "KiUserExceptionDispatcher" by name
18a0:2a40 @ 06858989 - LdrLoadDll - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\syste
18a0:2a40 @ 06858989 - LdrpLoadDll - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\syst
18a0:2a40 @ 06858989 - LdrpLoadDll - INFO: Loading DLL C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL from path C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\sys
18a0:2a40 @ 06858989 - LdrpFindOrMapDll - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows
18a0:2a40 @ 06858989 - LdrpSearchPath - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\s
18a0:2a40 @ 06858989 - LdrpResolveFileName - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL
18a0:2a40 @ 06858989 - LdrpResolveFileName - RETURN: Status: 0x00000000
18a0:2a40 @ 06858989 - LdrpResolveDllName - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL
18a0:2a40 @ 06858989 - LdrpResolveDllName - RETURN: Status: 0x00000000
18a0:2a40 @ 06858989 - LdrpSearchPath - RETURN: Status: 0x00000000
18a0:2a40 @ 06859036 - LdrpMapViewOfSection - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL
'CNCServer.exe': Loaded 'C:\QA\Pcdlrn\Win32\Release\INTERFAC.dll', Symbols loaded.
18a0:2a40 @ 06859098 - LdrpMapViewOfSection - RETURN: Status: 0x40000003
18a0:2a40 @ 06859098 - LdrpRelocateImage - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL
18a0:2a40 @ 06859098 - LdrpProtectAndRelocateImage - RETURN: Status: 0x00000000
18a0:2a40 @ 06859098 - LdrpRelocateImage - RETURN: Status: 0x00000000
18a0:2a40 @ 06859098 - LdrpFindOrMapDll - RETURN: Status: 0x00000000
18a0:2a40 @ 06859098 - LdrpHandleOneOldFormatImportDescriptor - INFO: DLL "C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL" imports "PCDLRN.exe"
18a0:2a40 @ 06859098 - LdrpLoadImportModule - ENTER: DLL name: PCDLRN.exe DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\system32;C:\Windows;C:\W
18a0:2a40 @ 06859098 - LdrpFindOrMapDll - ENTER: DLL name: PCDLRN.exe DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\system32;C:\Windows;C:\Windo
18a0:2a40 @ 06859098 - LdrpFindKnownDll - ENTER: DLL name: PCDLRN.exe
18a0:2a40 @ 06859098 - LdrpFindKnownDll - RETURN: Status: 0xc0000135
18a0:2a40 @ 06859098 - LdrpSearchPath - ENTER: DLL name: PCDLRN.exe DLL path: C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\system32;C:\Windows;C:\Windows
18a0:2a40 @ 06859098 - LdrpResolveFileName - ENTER: DLL name: C:\QA\Pcdlrn\CNCSERVER\Win32\Release\PCDLRN.exe
18a0:2a40 @ 06859098 - LdrpResolveFileName - RETURN: Status: 0xc0000135
18a0:2a40 @ 06859098 - LdrpResolveFileName - ENTER: DLL name: C:\Windows\system32\PCDLRN.exe
18a0:2a40 @ 06859098 - LdrpResolveFileName - RETURN: Status: 0xc0000135
18a0:2a40 @ 06859098 - LdrpResolveFileName - ENTER: DLL name: C:\Windows\system\PCDLRN.exe
18a0:2a40 @ 06859098 - LdrpResolveFileName - RETURN: Status: 0xc0000135
18a0:2a40 @ 06859098 - LdrpResolveFileName - ENTER: DLL name: C:\Windows\PCDLRN.exe
18a0:2a40 @ 06859098 - LdrpResolveFileName - RETURN: Status: 0xc0000135
18a0:2a40 @ 06859098 - LdrpResolveFileName - ENTER: DLL name: .\PCDLRN.exe
18a0:2a40 @ 06859098 - LdrpResolveFileName - RETURN: Status: 0x00000000
18a0:2a40 @ 06859098 - LdrpResolveDllName - ENTER: DLL name: .\PCDLRN.exe
18a0:2a40 @ 06859098 - LdrpResolveDllName - RETURN: Status: 0x00000000
18a0:2a40 @ 06859098 - LdrpSearchPath - RETURN: Status: 0x00000000
18a0:2a40 @ 06859098 - LdrpMapViewOfSection - ENTER: DLL name: C:\QA\Pcdlrn\Win32\Release\PCDLRN.exe
'CNCServer.exe': Loaded 'C:\QA\Pcdlrn\Win32\Release\PCDLRN.exe', Symbols loaded.
18a0:2a40 @ 06859597 - LdrpMapViewOfSection - RETURN: Status: 0x40000003
'CNCServer.exe': Unloaded 'C:\QA\Pcdlrn\Win32\Release\PCDLRN.exe'
18a0:2a40 @ 06859597 - LdrpFindOrMapDll - RETURN: Status: 0xc000007b
18a0:2a40 @ 06859597 - LdrpLoadImportModule - ERROR: Loading DLL PCDLRN.exe from path C:\QA\Pcdlrn\CNCSERVER\Win32\Release;C:\Windows\system32;C:\Windows\system;C:\Windows;.;C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer\NativeBinaries\x86;C:\windows\system32;C:\windows;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\Program Files (x86)\Intel\iCLS Client\;C:\Program Files\Intel\iCLS Client\;C:\Windows\system32;C:\Windows;C:
18a0:2a40 @ 06859597 - LdrpLoadImportModule - RETURN: Status: 0xc000007b
18a0:2a40 @ 06859597 - LdrpHandleOneOldFormatImportDescriptor - ERROR: Loading "?????" from the import table of DLL "C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL" failed with status 0xc000007b
18a0:2a40 @ 06859613 - LdrpUnloadDll - INFO: Unmapping DLL "C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL"
'CNCServer.exe': Unloaded 'C:\QA\Pcdlrn\Win32\Release\INTERFAC.dll'
18a0:2a40 @ 06859613 - LdrpLoadDll - RETURN: Status: 0xc000007b
18a0:2a40 @ 06859613 - LdrLoadDll - RETURN: Status: 0xc000007b
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我应该提到,我使用的是 64 位 Windows,但我所有的可执行代码都是针对 x86 (c#) 或 win32 (c++)。
我该如何解决这个问题?
任何建议将不胜感激。非常感谢。
ps 这是依赖步行器的输出:

这是一个屏幕截图,显示我的 DLL 是 x86:

ppps 这是 interfac.dll 的链接器输入:

编辑。这是 dumpbin 的输出:
Microsoft (R) COFF/PE Dumper Version 14.00.24210.0
Copyright (C) Microsoft Corporation. All rights reserved.
Dump of file pcdlrn.exe
File Type: EXECUTABLE IMAGE
Section contains the following exports for PCDLRN.exe
00000000 characteristics
5796AD2A time date stamp Mon Jul 25 20:22:02 2016
0.00 version
1 ordinal base
5784 number of functions
5784 number of names
ordinal hint RVA name
1 0 0029CDF0 ??0?$CArray@V?$CStringT@_WV?$StrTraitMFC_DLL@_WV?$ChTraitsCRT@_W@ATL@@@@@ATL@@V12@@@QAE@XZ = ??0?$CArray@V?$CStringT@_WV?$StrTraitMFC_DLL@_WV?$ChTraitsCRT@_W@ATL@@@@@ATL@@V12@@@QAE@XZ (public: __thiscall CArray<class ATL::CStringT<wchar_t,class StrTraitMFC_DLL<wchar_t,class ATL::ChTraitsCRT<wchar_t> > >,class ATL::CStringT<wchar_t,class StrTraitMFC_DLL<wchar_t,class ATL::ChTraitsCRT<wchar_t> > > >::CArray<class ATL::CStringT<wchar_t,class StrTraitMFC_DLL<wchar_t,class ATL::ChTraitsCRT<wchar_t> > >,class ATL::CStringT<wchar_t,class StrTraitMFC_DLL<wchar_t,class ATL::ChTraitsCRT<wchar_t> > > >(void))
...
5783 1696 02593550 ?zoomOutFine@VisionTargetControls@UIEvents@@YAXXZ = ?zoomOutFine@VisionTargetControls@UIEvents@@YAXXZ (void __cdecl UIEvents::VisionTargetControls::zoomOutFine(void))
5784 1697 02593640 ?zoomOutMaximum@VisionTargetControls@UIEvents@@YAXXZ = ?zoomOutMaximum@VisionTargetControls@UIEvents@@YAXXZ (void __cdecl UIEvents::VisionTargetControls::zoomOutMaximum(void))
Summary
2C0000 .data
1000 .fnp_dir
1000 .fnp_mar
AFA000 .rdata
1B000 .rsrc
2E7A000 .text
E5000 .textidx
1000 .tls
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ERROR_BAD_EXE_FORMAT对于该错误的一种可能的解释LoadLibrary是,该错误与声明导出的导入库INTERFAC.DLL链接,但在运行时发现没有导出表。PCDLRN.LIBPCDLRNPCDLRN.EXE
显示gflags (x86)'s loader snaps错误是在加载时触发的PCDLRN.EXE,特别是在解析以下导入表时触发INTERFAC.DLL:
18a0:2a40 @ 06859098 - LdrpHandleOneOldFormatImportDescriptor - 信息:DLL“C:\ QA \ Pcdlrn \ Win32 \ Release \ INTERFAC.DLL”导入“PCDLRN.exe” [...] 18a0:2a40 @ 06859597 - LdrpHandleOneOldFormatImportDescriptor - 错误:正在加载“??????” 从 DLL“C:\QA\Pcdlrn\Win32\Release\INTERFAC.DLL”的导入表失败,状态为 0xc000007b
状态0xc000007b为STATUS_INVALID_IMAGE_FORMAT:
{错误图像} %hs 未设计为在 Windows 上运行或包含错误。尝试使用原始安装介质再次安装该程序,或者联系您的系统管理员或软件供应商以获得支持。
根据INFO:将 NT 状态错误STATUS_INVALID_IMAGE_FORMAT代码映射到 Win32错误代码 将NTSTATUS映射到 Win32 错误代码。ERROR_BAD_EXE_FORMAT
我能够使用给定场景的模型复制相同的 ERROR_BAD_EXE_FORMAT :链接到声明导出的INTERFAC.DLLa ,然后替换没有导出表的 a ,最后尝试.PCDLRN.LIBfooPCDLRN.EXELoadLibrary INTERFAC.DLL
附带说明一下,将 a 链接DLL到另一个的导入库EXE并不常见,而且充满了陷阱。在这种情况下,即使错误 193 被修复, 中的函数也EXE不能直接从DLL. 有关更多详细信息,请参阅例如将 EXE 加载为 DLL:可能的任务。