VS2012项目+openssl (LNK2001)答案

【问题标题】：VS2012 Project+openssl (LNK2001)VS2012项目+openssl (LNK2001)
【发布时间】：2014-06-15 23:33:09
【问题描述】：

抱歉英语不好，请使用 Google.translate 试图将 OpenSSL 包含到 VS2012 的项目（DLL）中。 1. 下载installer(Win32 OpenSSL v1.0.1g, 16mb) 并安装。 2.构建项目 3. 报错

1>libeay32MDd.lib(cryptlib.obj) : error LNK2001: unresolved external symbol "__imp__GetUserObjectInformationW@20"
1>libeay32MDd.lib(cryptlib.obj) : error LNK2001: unresolved external symbol "__imp__GetProcessWindowStation@0"
1>libeay32MDd.lib(cryptlib.obj) : error LNK2001: unresolved external symbol "__imp__GetDesktopWindow@0"
1>libeay32MDd.lib(cryptlib.obj) : error LNK2001: unresolved external symbol "__imp__MessageBoxA@16"
1>libeay32MDd.lib(cryptlib.obj) : error LNK2001: unresolved external symbol "__imp__DeregisterEventSource@4"
1>libeay32MDd.lib(cryptlib.obj) : error LNK2001: unresolved external symbol "__imp__ReportEventA@36"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__DeleteDC@4"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__DeleteObject@4"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__GetBitmapBits@12"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__BitBlt@36"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__GetObjectA@12"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__SelectObject@8"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__CreateCompatibleBitmap@12"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__GetDeviceCaps@8"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__CreateCompatibleDC@4"
1>libeay32MDd.lib(rand_win.obj) : error LNK2001: unresolved external symbol "__imp__CreateDCA@16"

链接库

#pragma comment(lib, "ssleay32xx.lib")
#pragma comment(lib, "libeay32xx.lib")

我尝试了不同版本的库，只是将 /MT 更改为 /MD。库已连接，作为函数调用

CMS_sign(&signcert,&pkey,&certs,&data,NULL);

不会导致错误。从函数名称来看是标准的Windows函数。

【问题讨论】：

标签： c windows winapi linker openssl

【解决方案1】：

解决问题

#pragma comment(lib, "User32.lib")
#pragma comment(lib, "GDI32.lib")
#pragma comment(lib, "Advapi32.lib")

【讨论】：

解决了这个问题。另请注意，在 VS 中，这也可以通过右键单击项目 -> 链接器 -> 输入 -> 附加依赖项来解决。并在那里添加这些库。