模拟登陆115网盘（MFC版）

// 模拟登陆115网盘  
#include <afxinet.h> // 包含相关的头文件  
  
/* 用抓包工具抓包可得到需要提交的数据，然后模拟提交即可。 
*（有的时候需要得到cookie信息，你可以使用CInternetSession::GetCookie()函数得到该cookie信息）*/  
try  
 {  
#define MAX_COUNT 1024  
  CInternetSession session(_T("session"));  
  INTERNET_PORT nPort = 80;  
  CHttpConnection* pHttpConnect = session.GetHttpConnection(_T("passport.115.com"), nPort);  
  if(pHttpConnect)  
  {  
   CHttpFile* pFile = pHttpConnect->OpenRequest(CHttpConnection::HTTP_VERB_POST, _T("/?ac=login"));  
   if(pFile)  
   {  
    // 这里是请求头信息，由抓包工具得到该信息  
    pFile->AddRequestHeaders(_T("POST /?ac=login HTTP/1.1"));  
    pFile->AddRequestHeaders(_T("Accept: image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/x-ms-application, application/x-ms-xbap, application/vnd.ms-xpsdocument, application/xaml+xml, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*"));  
    pFile->AddRequestHeaders(_T("Referer: http://passport.115.com/?ac=login&goto=http%3A%2F%2Fu.115.com%2F%3Fac%3Dmy"));  
    pFile->AddRequestHeaders(_T("Accept-Language: zh-cn"));  
    pFile->AddRequestHeaders(_T("User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; SV1; EasyBits GO v1.0; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)"));  
    pFile->AddRequestHeaders(_T("Content-Type: application/x-www-form-urlencoded"));  
    pFile->AddRequestHeaders(_T("Accept-Encoding: gzip, deflate"));  
    pFile->AddRequestHeaders(_T("Host: passport.115.com"));  
    pFile->AddRequestHeaders(_T("Connection: Keep-Alive"));  
    pFile->AddRequestHeaders(_T("Cache-Control: no-cache"));      
// 这里是要提交的数据。说明一下: xxxx@xx.xxx指的是登陆的邮箱的地址，后面的XXXXXXX表示的是登陆的密码，使用的时候换成你自己的即可  
    TCHAR szRequest[MAX_COUNT] = _T("login%5Baccount%5D=xxxx@xx.xxx&login%5Bpasswd%5D=XXXXXXX&goto=http%3A%2F%2Fu.115.com%2F%3Fac%3Dmy");  
    pFile->SendRequest(NULL, 0, szRequest, _tcslen(szRequest)+1);  
      
    CString strStatus(_T(""));  
    if(pFile->QueryInfo(HTTP_QUERY_RAW_HEADERS_CRLF, strStatus))  
    {  
     AfxMessageBox(strStatus);  
    }  
    pFile->Close();  
    delete pFile;  
    pFile = NULL;  
   }  
  }  
  pHttpConnect->Close();  
  delete pHttpConnect;  
  pHttpConnect =NULL;  session.Close();  
 }  
 catch (CInternetException* e)  
 {  
  e->ReportError();  
  e->Delete();  
 }  

参考：http://blog.csdn.net/visualeleven/article/details/6656224