NTSTATUS FASTCALL co_CsrNotify ( PCSR_API_MESSAGE Request )

Definition at line 49 of file csr.c.

Referenced by co_IntRegisterLogonProcess(), co_IntShowDesktop(), and NtUserCreateDesktop().

{
   NTSTATUS Status;
   PEPROCESS OldProcess;

   if (NULL == CsrProcess)
   {
      return STATUS_INVALID_PORT_HANDLE;
   }

   Request->Header.u2.ZeroInit = 0;
   Request->Header.u1.s1.DataLength = sizeof(CSR_API_MESSAGE) - sizeof(PORT_MESSAGE);
   Request->Header.u1.s1.TotalLength = sizeof(CSR_API_MESSAGE);

   /* Switch to the process in which the WindowsApiPort handle is valid */
   OldProcess = PsGetCurrentProcess();
   if (CsrProcess != OldProcess)
   {
      KeAttachProcess(&CsrProcess->Pcb);
   }

   UserLeaveCo();

   Status = ZwRequestWaitReplyPort(WindowsApiPort,
                                   &Request->Header,
                                   &Request->Header);

   UserEnterCo();

   if (CsrProcess != OldProcess)
   {
      KeDetachProcess();
   }

   if (NT_SUCCESS(Status))
   {
      Status = Request->Status;
   }

   return Status;
}

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