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