reactos/subsys/smss/init.c

   1 /* $Id$
   2  *
   3  * init.c - Session Manager initialization
   4  *
   5  * ReactOS Operating System
   6  *
   7  * --------------------------------------------------------------------
   8  *
   9  * This software is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of the
  12  * License, or (at your option) any later version.
  13  *
  14  * This software is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this software; see the file COPYING.LIB. If not, write
  21  * to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
  22  * MA 02139, USA.
  23  *
  24  * --------------------------------------------------------------------
  25  */
  26 #include "smss.h"
  27
  28 #define NDEBUG
  29 #include <debug.h>
  30
  31
  32 /* FUNCTIONS ****************************************************************/
  33
  34 static NTSTATUS
  35 SmpSignalInitEvent(VOID)
  36 {
  37   NTSTATUS          Status = STATUS_SUCCESS;
  38   OBJECT_ATTRIBUTES ObjectAttributes = {0};
  39   UNICODE_STRING    EventName ={0};
  40   HANDLE            ReactOSInitEvent = (HANDLE) 0;
  41
  42   RtlInitUnicodeString (& EventName, L"\\ReactOSInitDone");
  43   InitializeObjectAttributes(&ObjectAttributes,
  44     & EventName,
  45     0,
  46     0,
  47     NULL);
  48   Status = NtOpenEvent(&ReactOSInitEvent,
  49     EVENT_ALL_ACCESS,
  50     &ObjectAttributes);
  51   if (NT_SUCCESS(Status))
  52     {
  53       LARGE_INTEGER Timeout;
  54       /* This will cause the boot screen image to go away (if displayed) */
  55       NtPulseEvent(ReactOSInitEvent, NULL);
  56
  57       /* Wait for the display mode to be changed (if in graphics mode) */
  58       Timeout.QuadPart = -50000000LL;  /* 5 second timeout */
  59       NtWaitForSingleObject(ReactOSInitEvent, FALSE, &Timeout);
  60
  61       NtClose(ReactOSInitEvent);
  62     }
  63   else
  64     {
  65       /* We don't really care if this fails */
  66       DPRINT1("SM: Failed to open ReactOS init notification event\n");
  67     }
  68   return Status;
  69 }
  70
  71 typedef NTSTATUS (* SM_INIT_ROUTINE)(VOID);
  72
  73 struct {
  74         BOOL Required;
  75         SM_INIT_ROUTINE EntryPoint;
  76         PCHAR ErrorMessage;
  77 } InitRoutine [] = {
  78         {TRUE,  SmCreateHeap,                 "create private heap, aborting"},
  79         {TRUE,  SmCreateObjectDirectories,    "create object directories"},
  80         {TRUE,  SmCreateApiPort,              "create \\SmApiPort"},
  81         {TRUE,  SmCreateEnvironment,          "create the system environment"},
  82         {TRUE,  SmSetEnvironmentVariables,    "set system environment variables"},
  83         {TRUE,  SmInitDosDevices,             "create dos device links"},
  84         {TRUE,  SmRunBootApplications,        "run boot applications"},
  85         {TRUE,  SmProcessFileRenameList,      "process the file rename list"},
  86         {FALSE, SmLoadKnownDlls,              "preload system DLLs"},
  87         {TRUE,  SmCreatePagingFiles,          "create paging files"},
  88         {TRUE,  SmInitializeRegistry,         "initialize the registry"},
  89         {FALSE, SmUpdateEnvironment,          "update environment variables"},
  90         {TRUE,  SmInitializeClientManagement, "initialize client management"},
  91         {TRUE,  SmLoadSubsystems,             "load subsystems"},
  92         {FALSE, SmpSignalInitEvent,           "open ReactOS init notification event"},
  93 };
  94
  95 NTSTATUS
  96 InitSessionManager(VOID)
  97 {
  98   UINT i = 0;
  99   NTSTATUS Status = STATUS_SUCCESS;
 100
 101   for (i=0; i < (sizeof InitRoutine / sizeof InitRoutine[0]); i++)
 102   {
 103     Status = InitRoutine[i].EntryPoint();
 104     if(!NT_SUCCESS(Status))
 105     {
 106       DPRINT1("SM: %s: failed to %s (Status=%lx)\n",
 107         __FUNCTION__,
 108         InitRoutine[i].ErrorMessage,
 109         Status);
 110       if (InitRoutine[i].Required)
 111       {
 112         return(Status);
 113       }
 114     }
 115   }
 116   return(STATUS_SUCCESS);
 117 }
 118
 119 /* EOF */