dlls/scardsvr/scardsvr.c

   1 /*
   2  * Smart card service
   3  *
   4  * Copyright 2014 Nikolay Sivov for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22 #include "windef.h"
  23 #include "winbase.h"
  24 #include "winsvc.h"
  25 #include "wine/debug.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(winscard);
  28
  29 static SERVICE_STATUS_HANDLE service_handle;
  30 static HANDLE stop_event;
  31
  32 static DWORD WINAPI service_handler(DWORD ctrl, DWORD event_type, void *event_data, void *context)
  33 {
  34     SERVICE_STATUS status;
  35
  36     status.dwServiceType = SERVICE_WIN32;
  37     status.dwControlsAccepted = SERVICE_ACCEPT_STOP;
  38     status.dwWin32ExitCode = 0;
  39     status.dwServiceSpecificExitCode = 0;
  40     status.dwCheckPoint = 0;
  41     status.dwWaitHint = 0;
  42
  43     switch(ctrl)
  44     {
  45         case SERVICE_CONTROL_STOP:
  46         case SERVICE_CONTROL_SHUTDOWN:
  47             TRACE("Shutting down.\n");
  48             status.dwCurrentState = SERVICE_STOP_PENDING;
  49             status.dwControlsAccepted = 0;
  50             SetServiceStatus(service_handle, &status);
  51             SetEvent(stop_event);
  52             return ERROR_SUCCESS;
  53
  54         default:
  55             FIXME("Got unknown control %#lx.\n", ctrl);
  56             status.dwCurrentState = SERVICE_RUNNING;
  57             SetServiceStatus(service_handle, &status);
  58             return ERROR_SUCCESS;
  59     }
  60 }
  61
  62 void WINAPI CalaisMain(DWORD argc, WCHAR **argv)
  63 {
  64     SERVICE_STATUS status;
  65
  66     TRACE("Starting service.\n");
  67
  68     stop_event = CreateEventW(NULL, TRUE, FALSE, NULL);
  69
  70     if (!(service_handle = RegisterServiceCtrlHandlerExW(L"scardsvr", service_handler, NULL)))
  71         return;
  72
  73     status.dwServiceType = SERVICE_WIN32;
  74     status.dwCurrentState = SERVICE_RUNNING;
  75     status.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
  76     status.dwWin32ExitCode = 0;
  77     status.dwServiceSpecificExitCode = 0;
  78     status.dwCheckPoint = 0;
  79     status.dwWaitHint = 10000;
  80     SetServiceStatus(service_handle, &status);
  81
  82     WaitForSingleObject(stop_event, INFINITE);
  83
  84     status.dwCurrentState = SERVICE_STOPPED;
  85     status.dwControlsAccepted = 0;
  86     SetServiceStatus(service_handle, &status);
  87     TRACE("Service stopped.\n");
  88 }