使用 ASP.NET 实现模拟

#include mex.h
#include windows.h

/*
 *This mex function is called with a single int which 
 *represents the user
 *identity token. We use this token to impersonate a 
 *user on the interpreter
 *thread. This acts as a workaround for ASP.NET 
 *applications that use 
 *impersonation to pass the proper credentials 
 *to SQL Server for windows 
 *authentication. The function returns non zero status
 *for success, zero otherwise.  
 **/
void mexFunction( int             nlhs, 
                  mxArray *       plhs[], 
                  int             nrhs, 
                  const mxArray * prhs[] )
{
    plhs[0] = mxCreateDoubleScalar(0); //return status 

    HANDLE hToken = 
       reinterpret_cast(*(mwSize *)mxGetData(prhs[0]));
    
    if(nrhs != 1)
    {
       mexErrMsgTxt("Incorrect number of input argument(s). 
                     Expecting 1.");
    }

    int hr;

    if(!(hr = ImpersonateLoggedOnUser(hToken)))
    {
        mexErrMsgTxt("Error impersonating.\n");
    }
  
    *(mxGetPr(plhs[0])) = hr;
}

#include mex.h
#include windows.h

/*
 *This mex function reverts  to the old identity on the 
   interpreter thread **/
void mexFunction( int             nlhs, 
                  mxArray *       plhs[], 
                  int             nrhs, 
                  const mxArray * prhs[] )
{
    if(!RevertToSelf())
    {
        mexErrMsgTxt("Failed to revert to the old 
                                      identity.");
    }
}

Monitor.Enter(someObj);

DeployedComponent.DeployedComponentClass myComp;

try
{
      System.Security.Principal.WindowsIdentity myIdentity = 
         System.Security.Principal.WindowsIdentity.GetCurrent();

      //short circuit if user app is not impersonated
      if(myIdentity.isImpersonated())
      {
          myComp = new DeployedComponent. 
                       DeployedComponentClass ();

          //Run Users code      

          MWArray[] output = myComp.impersonateUser(1, 
                                          getToken());
       }
       else
       {
          //Run Users code
       }
}
Catch(Exception e)
{
}
finally
{
      if(myComp!=null)
          myComp.stopImpersonation();
      Monitor.Exit(someObj;)
}

//
//
//Utility method to read the token for the current user 
//and wraps it in a MWArray private MWNumericArray getToken()

{
    System.Security.Principal.WindowsIdentity myIdentity = 
       System.Security.Principal.WindowsIdentity.GetCurrent();
    
    MWNumericArray a = null;
    
    if (IntPtr.Size == 4)
    {
        int intToken = myIdentity.Token.ToInt32();
        a = new MWNumericArray(intToken, false);
    }
    else
    {
        Int64 intToken = myIdentity.Token.ToInt64();
        a = new MWNumericArray(intToken, false);
    }
    return a;