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
  27 #include "smss.h"
  28 #include <rosrtl/string.h>
  29
  30 #define NDEBUG
  31 #include <debug.h>
  32
  33
  34 /* FUNCTIONS ****************************************************************/
  35
  36 static NTSTATUS
  37 SmpSignalInitEvent(VOID)
  38 {
  39   NTSTATUS          Status = STATUS_SUCCESS;
  40   OBJECT_ATTRIBUTES ObjectAttributes = {0};
  41   UNICODE_STRING    EventName ={0};
  42   HANDLE            ReactOSInitEvent = (HANDLE) 0;
  43
  44   RtlInitUnicodeString (& EventName, L"\\ReactOSInitDone");
  45   InitializeObjectAttributes(&ObjectAttributes,
  46     & EventName,
  47     EVENT_ALL_ACCESS,
  48     0,
  49     NULL);
  50   Status = NtOpenEvent(&ReactOSInitEvent,
  51     EVENT_ALL_ACCESS,
  52     &ObjectAttributes);
  53   if (NT_SUCCESS(Status))
  54     {
  55       LARGE_INTEGER Timeout;
  56       /* This will cause the boot screen image to go away (if displayed) */
  57       NtPulseEvent(ReactOSInitEvent, NULL);
  58
  59       /* Wait for the display mode to be changed (if in graphics mode) */
  60       Timeout.QuadPart = -50000000LL;  /* 5 second timeout */
  61       NtWaitForSingleObject(ReactOSInitEvent, FALSE, &Timeout);
  62
  63       NtClose(ReactOSInitEvent);
  64     }
  65   else
  66     {
  67       /* We don't really care if this fails */
  68       DPRINT1("SM: Failed to open ReactOS init notification event\n");
  69     }
  70   return Status;
  71 }
  72
  73 typedef NTSTATUS (* SM_INIT_ROUTINE)(VOID);
  74
  75 struct {
  76         BOOL Required;
  77         SM_INIT_ROUTINE EntryPoint;
  78         PCHAR ErrorMessage;
  79 } InitRoutine [] = {
  80         {TRUE,  SmCreateHeap,                 "create private heap, aborting"},
  81         {TRUE,  SmCreateObjectDirectories,    "create object directories"},
  82         {TRUE,  SmCreateApiPort,              "create \\SmApiPort"},
  83         {TRUE,  SmCreateEnvironment,          "create the system environment"},
  84         {TRUE,  SmSetEnvironmentVariables,    "set system environment variables"},
  85         {TRUE,  SmInitDosDevices,             "create dos device links"},
  86         {TRUE,  SmRunBootApplications,        "run boot applications"},
  87         {TRUE,  SmProcessFileRenameList,      "process the file rename list"},
  88         {FALSE, SmLoadKnownDlls,              "preload system DLLs"},
  89         {TRUE,  SmCreatePagingFiles,          "create paging files"},
  90         {TRUE,  SmInitializeRegistry,         "initialize the registry"},
  91         {FALSE, SmUpdateEnvironment,          "update environment variables"},
  92         {TRUE,  SmInitializeClientManagement, "initialize client management"},
  93         {TRUE,  SmLoadSubsystems,             "load subsystems"},
  94         {FALSE, SmpSignalInitEvent,           "open ReactOS init notification event"},
  95 };
  96
  97 NTSTATUS
  98 InitSessionManager(VOID)
  99 {
 100   INT i = 0;
 101   NTSTATUS Status = STATUS_SUCCESS;
 102
 103   for (i=0; i < (sizeof InitRoutine / sizeof InitRoutine[0]); i++)
 104   {
 105     Status = InitRoutine[i].EntryPoint();
 106     if(!NT_SUCCESS(Status))
 107     {
 108       DPRINT1("SM: %s: failed to %s (Status=%lx)\n",
 109         __FUNCTION__,
 110         InitRoutine[i].ErrorMessage,
 111         Status);
 112       if (InitRoutine[i].Required)
 113       {
 114         return(Status);
 115       }
 116     }
 117   }
 118   return(STATUS_SUCCESS);
 119 }
 120
 121 /* EOF */