reactos/ntoskrnl/ldr/init.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PROJECT:         ReactOS kernel
   5  * FILE:            ntoskrnl/ldr/init.c
   6  * PURPOSE:         Loaders for PE executables
   7  *
   8  * PROGRAMMERS:     Jean Michault
   9  *                  Rex Jolliff (rex@lvcablemodem.com)
  10  */
  11
  12 /* INCLUDES *****************************************************************/
  13
  14
  15 #include <ntoskrnl.h>
  16
  17 #define NDEBUG
  18 #include <internal/debug.h>
  19
  20 /* FUNCTIONS *****************************************************************/
  21
  22 INIT_FUNCTION
  23 NTSTATUS
  24 LdrLoadInitialProcess(PHANDLE ProcessHandle,
  25                       PHANDLE ThreadHandle)
  26 {
  27    UNICODE_STRING ImagePath = RTL_CONSTANT_STRING(L"\\SystemRoot\\system32\\smss.exe");
  28    HANDLE SystemProcessHandle;
  29    NTSTATUS Status;
  30    PRTL_USER_PROCESS_PARAMETERS Params=NULL;
  31    RTL_PROCESS_INFO Info;
  32
  33    Status = ObpCreateHandle(
  34       PsGetCurrentProcess(),
  35       PsInitialSystemProcess,
  36       PROCESS_CREATE_PROCESS | PROCESS_CREATE_THREAD | PROCESS_QUERY_INFORMATION,
  37       FALSE,
  38       &SystemProcessHandle
  39       );
  40
  41    if(!NT_SUCCESS(Status))
  42    {
  43       DPRINT1("Failed to create a handle for the system process!\n");
  44       return Status;
  45    }
  46
  47
  48    Status = RtlCreateProcessParameters(
  49       &Params,
  50       &ImagePath,
  51       NULL,
  52       NULL,
  53       NULL,
  54       NULL,
  55       NULL,
  56       NULL,
  57       NULL,
  58       NULL
  59       );
  60
  61   if(!NT_SUCCESS(Status))
  62   {
  63     DPRINT1("Failed to create ppb!\n");
  64     ZwClose(SystemProcessHandle);
  65     return Status;
  66   }
  67
  68
  69    DPRINT("Creating process\n");
  70
  71    Status = RtlCreateUserProcess(
  72       &ImagePath,
  73       OBJ_CASE_INSENSITIVE, //Valid are OBJ_INHERIT and OBJ_CASE_INSENSITIVE.
  74       Params,
  75       NULL,
  76       NULL,
  77       SystemProcessHandle,
  78       FALSE,
  79       NULL,
  80       NULL,
  81       &Info
  82       );
  83
  84    ZwClose(SystemProcessHandle);
  85    RtlDestroyProcessParameters(Params);
  86
  87    if (!NT_SUCCESS(Status))
  88    {
  89       DPRINT1("NtCreateProcess() failed (Status %lx)\n", Status);
  90       return(Status);
  91    }
  92
  93    ZwResumeThread(Info.ThreadHandle, NULL);
  94
  95    *ProcessHandle = Info.ProcessHandle;
  96    *ThreadHandle= Info.ThreadHandle;
  97
  98    DPRINT("Process created successfully\n");
  99
 100    return(STATUS_SUCCESS);
 101 }
 102
 103 /* EOF */