base/services/spoolsv/spoolsv.c

   1 /*
   2  * COPYRIGHT:        See COPYING in the top level directory
   3  * PROJECT:          ReactOS kernel
   4  * FILE:             services/spoolsv/spoolsv.c
   5  * PURPOSE:          Printer spooler
   6  * PROGRAMMER:       Eric Kohl
   7  */
   8
   9 /* INCLUDES *****************************************************************/
  10
  11 #define WIN32_NO_STATUS
  12 #include <windows.h>
  13
  14 #include "wine/debug.h"
  15
  16 WINE_DEFAULT_DEBUG_CHANNEL(spoolsv);
  17
  18
  19 /* GLOBALS ******************************************************************/
  20
  21 static VOID CALLBACK ServiceMain(DWORD argc, LPWSTR *argv);
  22 static WCHAR ServiceName[] = L"Spooler";
  23 static SERVICE_TABLE_ENTRYW ServiceTable[] =
  24 {
  25     {ServiceName, ServiceMain},
  26     {NULL, NULL}
  27 };
  28
  29 SERVICE_STATUS_HANDLE ServiceStatusHandle;
  30 SERVICE_STATUS ServiceStatus;
  31
  32
  33 /* FUNCTIONS *****************************************************************/
  34
  35 static VOID
  36 UpdateServiceStatus(DWORD dwState)
  37 {
  38     ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
  39     ServiceStatus.dwCurrentState = dwState;
  40
  41     if (dwState == SERVICE_RUNNING)
  42         ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_PAUSE_CONTINUE | SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
  43     else if (dwState == SERVICE_PAUSED)
  44         ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_PAUSE_CONTINUE;
  45     else
  46         ServiceStatus.dwControlsAccepted = 0;
  47
  48     ServiceStatus.dwWin32ExitCode = 0;
  49     ServiceStatus.dwServiceSpecificExitCode = 0;
  50     ServiceStatus.dwCheckPoint = 0;
  51
  52     if (dwState == SERVICE_START_PENDING ||
  53         dwState == SERVICE_STOP_PENDING ||
  54         dwState == SERVICE_PAUSE_PENDING ||
  55         dwState == SERVICE_CONTINUE_PENDING)
  56         ServiceStatus.dwWaitHint = 10000;
  57     else
  58         ServiceStatus.dwWaitHint = 0;
  59
  60     SetServiceStatus(ServiceStatusHandle,
  61                      &ServiceStatus);
  62 }
  63
  64
  65 static DWORD WINAPI
  66 ServiceControlHandler(DWORD dwControl,
  67                       DWORD dwEventType,
  68                       LPVOID lpEventData,
  69                       LPVOID lpContext)
  70 {
  71     TRACE("ServiceControlHandler() called\n");
  72
  73     switch (dwControl)
  74     {
  75         case SERVICE_CONTROL_STOP:
  76             TRACE("  SERVICE_CONTROL_STOP received\n");
  77             UpdateServiceStatus(SERVICE_STOPPED);
  78             return ERROR_SUCCESS;
  79
  80         case SERVICE_CONTROL_PAUSE:
  81             TRACE("  SERVICE_CONTROL_PAUSE received\n");
  82             UpdateServiceStatus(SERVICE_PAUSED);
  83             return ERROR_SUCCESS;
  84
  85         case SERVICE_CONTROL_CONTINUE:
  86             TRACE("  SERVICE_CONTROL_CONTINUE received\n");
  87             UpdateServiceStatus(SERVICE_RUNNING);
  88             return ERROR_SUCCESS;
  89
  90         case SERVICE_CONTROL_INTERROGATE:
  91             TRACE("  SERVICE_CONTROL_INTERROGATE received\n");
  92             SetServiceStatus(ServiceStatusHandle,
  93                              &ServiceStatus);
  94             return ERROR_SUCCESS;
  95
  96         case SERVICE_CONTROL_SHUTDOWN:
  97             TRACE("  SERVICE_CONTROL_SHUTDOWN received\n");
  98             UpdateServiceStatus(SERVICE_STOPPED);
  99             return ERROR_SUCCESS;
 100
 101         default :
 102             TRACE("  Control %lu received\n");
 103             return ERROR_CALL_NOT_IMPLEMENTED;
 104     }
 105 }
 106
 107
 108 static VOID CALLBACK
 109 ServiceMain(DWORD argc, LPWSTR *argv)
 110 {
 111     UNREFERENCED_PARAMETER(argc);
 112     UNREFERENCED_PARAMETER(argv);
 113
 114     TRACE("ServiceMain() called\n");
 115
 116     ServiceStatusHandle = RegisterServiceCtrlHandlerExW(ServiceName,
 117                                                         ServiceControlHandler,
 118                                                         NULL);
 119
 120     TRACE("Calling SetServiceStatus()\n");
 121     UpdateServiceStatus(SERVICE_RUNNING);
 122     TRACE("SetServiceStatus() called\n");
 123
 124
 125     TRACE("ServiceMain() done\n");
 126 }
 127
 128
 129 int
 130 wmain(int argc, WCHAR *argv[])
 131 {
 132     UNREFERENCED_PARAMETER(argc);
 133     UNREFERENCED_PARAMETER(argv);
 134
 135     TRACE("Spoolsv: main() started\n");
 136
 137     StartServiceCtrlDispatcher(ServiceTable);
 138
 139     TRACE("Spoolsv: main() done\n");
 140
 141     return 0;
 142 }
 143
 144 /* EOF */