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[reactos.git] / base / applications / mscutils / servman / stop.c
1 /*
2 * PROJECT: ReactOS Services
3 * LICENSE: GPL - See COPYING in the top level directory
4 * FILE: base/applications/mscutils/servman/stop.c
5 * PURPOSE: Stops running a service
6 * COPYRIGHT: Copyright 2006-2015 Ged Murphy <gedmurphy@reactos.org>
7 *
8 */
9
10 #include "precomp.h"
11
12 #define MAX_WAIT_TIME 30000
13
14 BOOL
15 DoStopService(_In_z_ LPWSTR ServiceName,
16 _In_opt_ HANDLE hProgress)
17 {
18 SC_HANDLE hSCManager;
19 SC_HANDLE hService;
20 SERVICE_STATUS_PROCESS ServiceStatus;
21 DWORD BytesNeeded;
22 DWORD StartTime;
23 DWORD WaitTime;
24 DWORD Timeout;
25 BOOL bRet = FALSE;
26
27
28 hSCManager = OpenSCManagerW(NULL,
29 NULL,
30 SC_MANAGER_CONNECT);
31 if (!hSCManager) return FALSE;
32
33 hService = OpenServiceW(hSCManager,
34 ServiceName,
35 SERVICE_STOP | SERVICE_QUERY_STATUS);
36 if (!hService)
37 {
38 CloseServiceHandle(hSCManager);
39 return FALSE;
40 }
41
42 if (hProgress)
43 {
44 /* Increment the progress bar */
45 IncrementProgressBar(hProgress, DEFAULT_STEP);
46 }
47
48 /* Set the start and max wait times */
49 StartTime = GetTickCount();
50 Timeout = MAX_WAIT_TIME;
51
52 /* Send the service the stop code */
53 if (ControlService(hService,
54 SERVICE_CONTROL_STOP,
55 (LPSERVICE_STATUS)&ServiceStatus))
56 {
57 if (hProgress)
58 {
59 /* Increment the progress bar */
60 IncrementProgressBar(hProgress, DEFAULT_STEP);
61 }
62
63 while (ServiceStatus.dwCurrentState != SERVICE_STOPPED)
64 {
65 int i;
66 /* Fixup the wait time */
67 WaitTime = ServiceStatus.dwWaitHint / 10;
68
69 if (WaitTime < 1000) WaitTime = 1000;
70 else if (WaitTime > 10000) WaitTime = 10000;
71
72 /* We don't wanna wait for up to 10 secs without incrementing */
73 for (i = WaitTime / 1000; i > 0; i--)
74 {
75 Sleep(1000);
76 if (hProgress)
77 {
78 /* Increment the progress bar */
79 IncrementProgressBar(hProgress, DEFAULT_STEP);
80 }
81 }
82
83 if (QueryServiceStatusEx(hService,
84 SC_STATUS_PROCESS_INFO,
85 (LPBYTE)&ServiceStatus,
86 sizeof(SERVICE_STATUS_PROCESS),
87 &BytesNeeded))
88 {
89 /* Have we exceeded our wait time? */
90 if (GetTickCount() - StartTime > Timeout)
91 {
92 /* Yep, give up */
93 break;
94 }
95 }
96 }
97
98 /* If the service is stopped, return TRUE */
99 if (ServiceStatus.dwCurrentState == SERVICE_STOPPED)
100 {
101 bRet = TRUE;
102 }
103 }
104
105 CloseServiceHandle(hService);
106
107 CloseServiceHandle(hSCManager);
108
109 return bRet;
110 }