base/services/wkssvc/wkssvc.c

   1 /*
   2  *  ReactOS Services
   3  *  Copyright (C) 2015 ReactOS Team
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License along
  16  *  with this program; if not, write to the Free Software Foundation, Inc.,
  17  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  */
  19 /*
  20  * COPYRIGHT:        See COPYING in the top level directory
  21  * PROJECT:          ReactOS Services
  22  * FILE:             base/services/wkssvc/wkssvc.c
  23  * PURPOSE:          Workstation service
  24  * PROGRAMMER:       Eric Kohl
  25  */
  26
  27 /* INCLUDES *****************************************************************/
  28
  29 #include "precomp.h"
  30
  31 WINE_DEFAULT_DEBUG_CHANNEL(wkssvc);
  32
  33 /* GLOBALS ******************************************************************/
  34
  35 static WCHAR ServiceName[] = L"lanmanworkstation";
  36
  37 static SERVICE_STATUS_HANDLE ServiceStatusHandle;
  38 static SERVICE_STATUS ServiceStatus;
  39
  40 /* FUNCTIONS *****************************************************************/
  41
  42 static VOID
  43 UpdateServiceStatus(DWORD dwState)
  44 {
  45     ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
  46     ServiceStatus.dwCurrentState = dwState;
  47     ServiceStatus.dwControlsAccepted = 0;
  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 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             /* Stop listening to incoming RPC messages */
  77             RpcMgmtStopServerListening(NULL);
  78             UpdateServiceStatus(SERVICE_STOPPED);
  79             return ERROR_SUCCESS;
  80
  81         case SERVICE_CONTROL_PAUSE:
  82             TRACE("  SERVICE_CONTROL_PAUSE received\n");
  83             UpdateServiceStatus(SERVICE_PAUSED);
  84             return ERROR_SUCCESS;
  85
  86         case SERVICE_CONTROL_CONTINUE:
  87             TRACE("  SERVICE_CONTROL_CONTINUE received\n");
  88             UpdateServiceStatus(SERVICE_RUNNING);
  89             return ERROR_SUCCESS;
  90
  91         case SERVICE_CONTROL_INTERROGATE:
  92             TRACE("  SERVICE_CONTROL_INTERROGATE received\n");
  93             SetServiceStatus(ServiceStatusHandle,
  94                              &ServiceStatus);
  95             return ERROR_SUCCESS;
  96
  97         case SERVICE_CONTROL_SHUTDOWN:
  98             TRACE("  SERVICE_CONTROL_SHUTDOWN received\n");
  99             UpdateServiceStatus(SERVICE_STOPPED);
 100             return ERROR_SUCCESS;
 101
 102         default :
 103             TRACE("  Control %lu received\n", dwControl);
 104             return ERROR_CALL_NOT_IMPLEMENTED;
 105     }
 106 }
 107
 108
 109 static
 110 DWORD
 111 ServiceInit(VOID)
 112 {
 113     HANDLE hThread;
 114
 115     hThread = CreateThread(NULL,
 116                            0,
 117                            (LPTHREAD_START_ROUTINE)RpcThreadRoutine,
 118                            NULL,
 119                            0,
 120                            NULL);
 121
 122     if (!hThread)
 123     {
 124         ERR("Can't create PortThread\n");
 125         return GetLastError();
 126     }
 127     else
 128         CloseHandle(hThread);
 129
 130     return ERROR_SUCCESS;
 131 }
 132
 133
 134 VOID WINAPI
 135 ServiceMain(DWORD argc, LPTSTR *argv)
 136 {
 137     DWORD dwError;
 138
 139     UNREFERENCED_PARAMETER(argc);
 140     UNREFERENCED_PARAMETER(argv);
 141
 142     TRACE("ServiceMain() called\n");
 143
 144     ServiceStatusHandle = RegisterServiceCtrlHandlerExW(ServiceName,
 145                                                         ServiceControlHandler,
 146                                                         NULL);
 147     if (!ServiceStatusHandle)
 148     {
 149         ERR("RegisterServiceCtrlHandlerExW() failed! (Error %lu)\n", GetLastError());
 150         return;
 151     }
 152
 153     UpdateServiceStatus(SERVICE_START_PENDING);
 154
 155     dwError = ServiceInit();
 156     if (dwError != ERROR_SUCCESS)
 157     {
 158         ERR("Service stopped (dwError: %lu\n", dwError);
 159         UpdateServiceStatus(SERVICE_STOPPED);
 160         return;
 161     }
 162
 163     UpdateServiceStatus(SERVICE_RUNNING);
 164 }
 165
 166
 167 BOOL WINAPI
 168 DllMain(HINSTANCE hinstDLL,
 169         DWORD fdwReason,
 170         LPVOID lpvReserved)
 171 {
 172     switch (fdwReason)
 173     {
 174         case DLL_PROCESS_ATTACH:
 175             DisableThreadLibraryCalls(hinstDLL);
 176             break;
 177
 178         case DLL_PROCESS_DETACH:
 179             break;
 180     }
 181
 182     return TRUE;
 183 }