base/services/browser/browser.c

   1 /*
   2  * PROJECT:     ReactOS Browser Service
   3  * LICENSE:     GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
   4  * PURPOSE:     Browser service RPC server
   5  * COPYRIGHT:   Eric Kohl 2020 <eric.kohl@reactos.org>
   6  */
   7
   8 /* INCLUDES *****************************************************************/
   9
  10 #include "precomp.h"
  11
  12 WINE_DEFAULT_DEBUG_CHANNEL(browser);
  13
  14
  15 /* GLOBALS ******************************************************************/
  16
  17 HINSTANCE hDllInstance;
  18
  19 static WCHAR ServiceName[] = L"browser";
  20
  21 static SERVICE_STATUS_HANDLE ServiceStatusHandle;
  22 static SERVICE_STATUS ServiceStatus;
  23
  24
  25 /* FUNCTIONS *****************************************************************/
  26
  27 static
  28 VOID
  29 UpdateServiceStatus(
  30     DWORD dwState)
  31 {
  32     ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
  33     ServiceStatus.dwCurrentState = dwState;
  34     ServiceStatus.dwControlsAccepted = 0;
  35     ServiceStatus.dwWin32ExitCode = 0;
  36     ServiceStatus.dwServiceSpecificExitCode = 0;
  37     ServiceStatus.dwCheckPoint = 0;
  38
  39     if (dwState == SERVICE_START_PENDING ||
  40         dwState == SERVICE_STOP_PENDING ||
  41         dwState == SERVICE_PAUSE_PENDING ||
  42         dwState == SERVICE_CONTINUE_PENDING)
  43         ServiceStatus.dwWaitHint = 10000;
  44     else
  45         ServiceStatus.dwWaitHint = 0;
  46
  47     SetServiceStatus(ServiceStatusHandle,
  48                      &ServiceStatus);
  49 }
  50
  51
  52 static
  53 DWORD
  54 WINAPI
  55 ServiceControlHandler(
  56     DWORD dwControl,
  57     DWORD dwEventType,
  58     LPVOID lpEventData,
  59     LPVOID lpContext)
  60 {
  61     TRACE("ServiceControlHandler()\n");
  62
  63     switch (dwControl)
  64     {
  65         case SERVICE_CONTROL_STOP:
  66             TRACE("  SERVICE_CONTROL_STOP received\n");
  67             /* Stop listening to incoming RPC messages */
  68             RpcMgmtStopServerListening(NULL);
  69             UpdateServiceStatus(SERVICE_STOPPED);
  70             return ERROR_SUCCESS;
  71
  72         case SERVICE_CONTROL_PAUSE:
  73             TRACE("  SERVICE_CONTROL_PAUSE received\n");
  74             UpdateServiceStatus(SERVICE_PAUSED);
  75             return ERROR_SUCCESS;
  76
  77         case SERVICE_CONTROL_CONTINUE:
  78             TRACE("  SERVICE_CONTROL_CONTINUE received\n");
  79             UpdateServiceStatus(SERVICE_RUNNING);
  80             return ERROR_SUCCESS;
  81
  82         case SERVICE_CONTROL_INTERROGATE:
  83             TRACE("  SERVICE_CONTROL_INTERROGATE received\n");
  84             SetServiceStatus(ServiceStatusHandle,
  85                              &ServiceStatus);
  86             return ERROR_SUCCESS;
  87
  88         case SERVICE_CONTROL_SHUTDOWN:
  89             TRACE("  SERVICE_CONTROL_SHUTDOWN received\n");
  90             UpdateServiceStatus(SERVICE_STOPPED);
  91             return ERROR_SUCCESS;
  92
  93         default :
  94             TRACE("  Control %lu received\n", dwControl);
  95             return ERROR_CALL_NOT_IMPLEMENTED;
  96     }
  97 }
  98
  99
 100 static
 101 DWORD
 102 ServiceInit(VOID)
 103 {
 104     HANDLE hThread;
 105
 106     hThread = CreateThread(NULL,
 107                            0,
 108                            (LPTHREAD_START_ROUTINE)RpcThreadRoutine,
 109                            NULL,
 110                            0,
 111                            NULL);
 112
 113     if (!hThread)
 114     {
 115         ERR("Can't create PortThread\n");
 116         return GetLastError();
 117     }
 118     else
 119         CloseHandle(hThread);
 120
 121     return ERROR_SUCCESS;
 122 }
 123
 124
 125 VOID
 126 WINAPI
 127 ServiceMain(
 128     _In_ INT ArgCount,
 129     _In_ PWSTR *ArgVector)
 130 {
 131     DWORD dwError;
 132
 133     UNREFERENCED_PARAMETER(ArgCount);
 134     UNREFERENCED_PARAMETER(ArgVector);
 135
 136     FIXME("ServiceMain(%d %p)\n", ArgCount, ArgVector);
 137
 138     ServiceStatusHandle = RegisterServiceCtrlHandlerExW(ServiceName,
 139                                                         ServiceControlHandler,
 140                                                         NULL);
 141     if (!ServiceStatusHandle)
 142     {
 143         ERR("RegisterServiceCtrlHandlerExW() failed! (Error %lu)\n", GetLastError());
 144         return;
 145     }
 146
 147     UpdateServiceStatus(SERVICE_START_PENDING);
 148
 149     dwError = ServiceInit();
 150     if (dwError != ERROR_SUCCESS)
 151     {
 152         ERR("Service stopped (dwError: %lu\n", dwError);
 153         UpdateServiceStatus(SERVICE_STOPPED);
 154         return;
 155     }
 156
 157     UpdateServiceStatus(SERVICE_RUNNING);
 158 }
 159
 160
 161 BOOL
 162 WINAPI
 163 DllMain(
 164     _In_ HINSTANCE hinstDLL,
 165     _In_ DWORD fdwReason,
 166     _In_ PVOID pvReserved)
 167 {
 168     UNREFERENCED_PARAMETER(pvReserved);
 169
 170     switch (fdwReason)
 171     {
 172         case DLL_PROCESS_ATTACH:
 173             DisableThreadLibraryCalls(hinstDLL);
 174             hDllInstance = hinstDLL;
 175             break;
 176
 177         case DLL_PROCESS_DETACH:
 178             break;
 179     }
 180
 181     return TRUE;
 182 }
 183
 184 /* EOF */