xref: /reactos/base/services/wkssvc/wkssvc.c (revision 09dde2cf)
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 OSVERSIONINFOW VersionInfo;
41 HANDLE LsaHandle = NULL;
42 ULONG LsaAuthenticationPackage = 0;
43 
44 /* FUNCTIONS *****************************************************************/
45 
46 static VOID
47 UpdateServiceStatus(DWORD dwState)
48 {
49     ServiceStatus.dwServiceType = SERVICE_WIN32_SHARE_PROCESS;
50     ServiceStatus.dwCurrentState = dwState;
51     ServiceStatus.dwControlsAccepted = 0;
52     ServiceStatus.dwWin32ExitCode = 0;
53     ServiceStatus.dwServiceSpecificExitCode = 0;
54     ServiceStatus.dwCheckPoint = 0;
55 
56     if (dwState == SERVICE_START_PENDING ||
57         dwState == SERVICE_STOP_PENDING ||
58         dwState == SERVICE_PAUSE_PENDING ||
59         dwState == SERVICE_CONTINUE_PENDING)
60         ServiceStatus.dwWaitHint = 10000;
61     else
62         ServiceStatus.dwWaitHint = 0;
63 
64     if (dwState == SERVICE_RUNNING)
65         ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
66 
67     SetServiceStatus(ServiceStatusHandle,
68                      &ServiceStatus);
69 }
70 
71 
72 static
73 DWORD
74 ServiceInit(VOID)
75 {
76     LSA_STRING ProcessName = RTL_CONSTANT_STRING("Workstation");
77     LSA_STRING PackageName = RTL_CONSTANT_STRING(MSV1_0_PACKAGE_NAME);
78     LSA_OPERATIONAL_MODE Mode;
79     HANDLE hThread;
80     NTSTATUS Status;
81 
82     ERR("ServiceInit()\n");
83 
84     /* Get the OS version */
85     VersionInfo.dwOSVersionInfoSize = sizeof(VersionInfo);
86     GetVersionExW(&VersionInfo);
87 
88     Status = LsaRegisterLogonProcess(&ProcessName,
89                                      &LsaHandle,
90                                      &Mode);
91     if (!NT_SUCCESS(Status))
92     {
93         ERR("LsaRegisterLogonProcess() failed! (Status 0x%08lx)\n", Status);
94         return 1;
95     }
96 
97     Status = LsaLookupAuthenticationPackage(LsaHandle,
98                                             &PackageName,
99                                             &LsaAuthenticationPackage);
100     if (!NT_SUCCESS(Status))
101     {
102         ERR("LsaLookupAuthenticationPackage() failed! (Status 0x%08lx)\n", Status);
103         return 1;
104     }
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     /* Report a running workstation service */
122     SetServiceBits(ServiceStatusHandle,
123                    SV_TYPE_WORKSTATION,
124                    TRUE,
125                    TRUE);
126 
127     return ERROR_SUCCESS;
128 }
129 
130 
131 static
132 VOID
133 ServiceShutdown(VOID)
134 {
135     NTSTATUS Status;
136 
137     ERR("ServiceShutdown()\n");
138 
139     Status = LsaDeregisterLogonProcess(LsaHandle);
140     if (!NT_SUCCESS(Status))
141     {
142         ERR("LsaDeRegisterLogonProcess() failed! (Status 0x%08lx)\n", Status);
143         return;
144     }
145 }
146 
147 
148 static DWORD WINAPI
149 ServiceControlHandler(DWORD dwControl,
150                       DWORD dwEventType,
151                       LPVOID lpEventData,
152                       LPVOID lpContext)
153 {
154     TRACE("ServiceControlHandler() called\n");
155 
156     switch (dwControl)
157     {
158         case SERVICE_CONTROL_STOP:
159             TRACE("  SERVICE_CONTROL_STOP received\n");
160             UpdateServiceStatus(SERVICE_STOP_PENDING);
161             /* Stop listening to incoming RPC messages */
162             RpcMgmtStopServerListening(NULL);
163             ServiceShutdown();
164             UpdateServiceStatus(SERVICE_STOPPED);
165             return ERROR_SUCCESS;
166 
167         case SERVICE_CONTROL_PAUSE:
168             TRACE("  SERVICE_CONTROL_PAUSE received\n");
169             UpdateServiceStatus(SERVICE_PAUSED);
170             return ERROR_SUCCESS;
171 
172         case SERVICE_CONTROL_CONTINUE:
173             TRACE("  SERVICE_CONTROL_CONTINUE received\n");
174             UpdateServiceStatus(SERVICE_RUNNING);
175             return ERROR_SUCCESS;
176 
177         case SERVICE_CONTROL_INTERROGATE:
178             TRACE("  SERVICE_CONTROL_INTERROGATE received\n");
179             SetServiceStatus(ServiceStatusHandle,
180                              &ServiceStatus);
181             return ERROR_SUCCESS;
182 
183         case SERVICE_CONTROL_SHUTDOWN:
184             TRACE("  SERVICE_CONTROL_SHUTDOWN received\n");
185             UpdateServiceStatus(SERVICE_STOP_PENDING);
186             /* Stop listening to incoming RPC messages */
187             RpcMgmtStopServerListening(NULL);
188             ServiceShutdown();
189             UpdateServiceStatus(SERVICE_STOPPED);
190             return ERROR_SUCCESS;
191 
192         default :
193             TRACE("  Control %lu received\n", dwControl);
194             return ERROR_CALL_NOT_IMPLEMENTED;
195     }
196 }
197 
198 
199 VOID WINAPI
200 ServiceMain(DWORD argc, LPTSTR *argv)
201 {
202     DWORD dwError;
203 
204     UNREFERENCED_PARAMETER(argc);
205     UNREFERENCED_PARAMETER(argv);
206 
207     TRACE("ServiceMain() called\n");
208 
209     ServiceStatusHandle = RegisterServiceCtrlHandlerExW(ServiceName,
210                                                         ServiceControlHandler,
211                                                         NULL);
212     if (!ServiceStatusHandle)
213     {
214         ERR("RegisterServiceCtrlHandlerExW() failed! (Error %lu)\n", GetLastError());
215         return;
216     }
217 
218     UpdateServiceStatus(SERVICE_START_PENDING);
219 
220     dwError = ServiceInit();
221     if (dwError != ERROR_SUCCESS)
222     {
223         ERR("Service stopped (dwError: %lu\n", dwError);
224         UpdateServiceStatus(SERVICE_STOPPED);
225         return;
226     }
227 
228     UpdateServiceStatus(SERVICE_RUNNING);
229 }
230 
231 
232 BOOL WINAPI
233 DllMain(HINSTANCE hinstDLL,
234         DWORD fdwReason,
235         LPVOID lpvReserved)
236 {
237     switch (fdwReason)
238     {
239         case DLL_PROCESS_ATTACH:
240             DisableThreadLibraryCalls(hinstDLL);
241             break;
242 
243         case DLL_PROCESS_DETACH:
244             break;
245     }
246 
247     return TRUE;
248 }
249