* LICENSE: GPL - See COPYING in the top level directory
* FILE: base/applications/mscutils/servman/control.c
* PURPOSE: Pauses and resumes a service
- * COPYRIGHT: Copyright 2006-2010 Ged Murphy <gedmurphy@reactos.org>
+ * COPYRIGHT: Copyright 2006-2015 Ged Murphy <gedmurphy@reactos.org>
*
*/
#include "precomp.h"
-static BOOL
-DoControl(PMAIN_WND_INFO Info,
- HWND hProgress,
- DWORD Control)
+#define MAX_WAIT_TIME 30000
+
+BOOL
+DoControlService(LPWSTR ServiceName,
+ HWND hProgress,
+ DWORD Control)
{
SC_HANDLE hSCManager;
SC_HANDLE hService;
SERVICE_STATUS_PROCESS ServiceStatus = {0};
SERVICE_STATUS Status;
DWORD BytesNeeded = 0;
- DWORD dwStartTickCount;
- DWORD dwOldCheckPoint;
- DWORD dwWaitTime;
- DWORD dwMaxWait;
- DWORD dwReqState;
- BOOL bRet = FALSE;
+ DWORD StartTickCount;
+ DWORD OldCheckPoint;
+ DWORD WaitTime;
+ DWORD MaxWait;
+ DWORD ReqState, i;
+ BOOL Result;
/* Set the state we're interested in */
switch (Control)
{
case SERVICE_CONTROL_PAUSE:
- dwReqState = SERVICE_PAUSED;
+ ReqState = SERVICE_PAUSED;
break;
case SERVICE_CONTROL_CONTINUE:
- dwReqState = SERVICE_RUNNING;
+ ReqState = SERVICE_RUNNING;
break;
default:
/* Unhandled control code */
return FALSE;
}
- hSCManager = OpenSCManager(NULL,
- NULL,
- SC_MANAGER_CONNECT);
- if (hSCManager)
+ hSCManager = OpenSCManagerW(NULL,
+ NULL,
+ SC_MANAGER_CONNECT);
+ if (!hSCManager) return FALSE;
+
+ hService = OpenServiceW(hSCManager,
+ ServiceName,
+ SERVICE_PAUSE_CONTINUE | SERVICE_INTERROGATE | SERVICE_QUERY_STATUS);
+ if (!hService)
+ {
+ CloseServiceHandle(hSCManager);
+ return FALSE;
+ }
+
+ /* Send the control message to the service */
+ Result = ControlService(hService,
+ Control,
+ &Status);
+ if (Result)
{
- hService = OpenService(hSCManager,
- Info->pCurrentService->lpServiceName,
- SERVICE_PAUSE_CONTINUE | SERVICE_INTERROGATE | SERVICE_QUERY_STATUS);
- if (hService)
+ if (hProgress)
{
- if (hProgress)
- {
- /* Increment the progress bar */
- IncrementProgressBar(hProgress, DEFAULT_STEP);
- }
+ /* Increment the progress bar */
+ IncrementProgressBar(hProgress, DEFAULT_STEP);
+ }
+
+ /* Get the service status */
+ Result = QueryServiceStatusEx(hService,
+ SC_STATUS_PROCESS_INFO,
+ (LPBYTE)&ServiceStatus,
+ sizeof(SERVICE_STATUS_PROCESS),
+ &BytesNeeded);
+ if (Result)
+ {
+ Result = FALSE;
+ MaxWait = MAX_WAIT_TIME;
+ OldCheckPoint = ServiceStatus.dwCheckPoint;
+ StartTickCount = GetTickCount();
- /* Send the control message to the service */
- if (ControlService(hService,
- Control,
- &Status))
+ /* Loop until it's at the correct state */
+ while (ServiceStatus.dwCurrentState != ReqState)
{
- /* Get the service status */
- if (QueryServiceStatusEx(hService,
- SC_STATUS_PROCESS_INFO,
- (LPBYTE)&ServiceStatus,
- sizeof(SERVICE_STATUS_PROCESS),
- &BytesNeeded))
- {
- /* We don't want to wait for more than 30 seconds */
- dwMaxWait = 30000;
- dwStartTickCount = GetTickCount();
+ /* Fixup the wait time */
+ WaitTime = ServiceStatus.dwWaitHint / 10;
+
+ if (WaitTime < 1000) WaitTime = 1000;
+ else if (WaitTime > 10000) WaitTime = 10000;
- /* Loop until it's at the correct state */
- while (ServiceStatus.dwCurrentState != dwReqState)
+ /* We don't wanna wait for up to 10 secs without incrementing */
+ for (i = WaitTime / 1000; i > 0; i--)
+ {
+ Sleep(1000);
+ if (hProgress)
{
- dwOldCheckPoint = ServiceStatus.dwCheckPoint;
- dwWaitTime = ServiceStatus.dwWaitHint / 10;
-
- /* Get the latest status info */
- if (!QueryServiceStatusEx(hService,
- SC_STATUS_PROCESS_INFO,
- (LPBYTE)&ServiceStatus,
- sizeof(SERVICE_STATUS_PROCESS),
- &BytesNeeded))
- {
- /* Something went wrong... */
- break;
- }
-
- /* Is the service making progress? */
- if (ServiceStatus.dwCheckPoint > dwOldCheckPoint)
- {
- /* It is, get the latest tickcount to reset the max wait time */
- dwStartTickCount = GetTickCount();
- dwOldCheckPoint = ServiceStatus.dwCheckPoint;
- IncrementProgressBar(hProgress, DEFAULT_STEP);
- }
- else
- {
- /* It's not, make sure we haven't exceeded our wait time */
- if(GetTickCount() >= dwStartTickCount + dwMaxWait)
- {
- /* We have, give up */
- break;
- }
- }
-
- /* Adjust the wait hint times */
- if (dwWaitTime < 200)
- dwWaitTime = 200;
- else if (dwWaitTime > 10000)
- dwWaitTime = 10000;
-
- /* Wait before trying again */
- Sleep(dwWaitTime);
+ /* Increment the progress bar */
+ IncrementProgressBar(hProgress, DEFAULT_STEP);
}
}
- if (ServiceStatus.dwCurrentState == dwReqState)
+ /* Get the latest status info */
+ if (!QueryServiceStatusEx(hService,
+ SC_STATUS_PROCESS_INFO,
+ (LPBYTE)&ServiceStatus,
+ sizeof(SERVICE_STATUS_PROCESS),
+ &BytesNeeded))
{
- bRet = TRUE;
+ /* Something went wrong... */
+ break;
}
- }
- CloseServiceHandle(hService);
+ /* Is the service making progress? */
+ if (ServiceStatus.dwCheckPoint > OldCheckPoint)
+ {
+ /* It is, get the latest tickcount to reset the max wait time */
+ StartTickCount = GetTickCount();
+ OldCheckPoint = ServiceStatus.dwCheckPoint;
+ IncrementProgressBar(hProgress, DEFAULT_STEP);
+ }
+ else
+ {
+ /* It's not, make sure we haven't exceeded our wait time */
+ if(GetTickCount() >= StartTickCount + MaxWait)
+ {
+ /* We have, give up */
+ break;
+ }
+ }
+ }
}
- CloseServiceHandle(hSCManager);
- }
-
- return bRet;
-}
-
-BOOL
-DoPause(PMAIN_WND_INFO Info)
-{
- HWND hProgress;
- BOOL bRet = FALSE;
-
- /* Create a progress window to track the progress of the pausing service */
- hProgress = CreateProgressDialog(Info->hMainWnd,
- IDS_PROGRESS_INFO_PAUSE);
- if (hProgress)
- {
- /* Set the service name and reset the progress bag */
- InitializeProgressDialog(hProgress, Info->pCurrentService->lpServiceName);
-
- /* Resume the requested service */
- bRet = DoControl(Info, hProgress, SERVICE_CONTROL_PAUSE);
-
- /* Complete and destroy the progress bar */
- DestroyProgressDialog(hProgress, bRet);
+ if (ServiceStatus.dwCurrentState == ReqState)
+ {
+ Result = TRUE;
+ }
}
- return bRet;
-}
-
-BOOL
-DoResume(PMAIN_WND_INFO Info)
-{
- HWND hProgress;
- BOOL bRet = FALSE;
-
- /* Create a progress window to track the progress of the resuming service */
- hProgress = CreateProgressDialog(Info->hMainWnd,
- IDS_PROGRESS_INFO_RESUME);
- if (hProgress)
- {
- /* Set the service name and reset the progress bag */
- InitializeProgressDialog(hProgress, Info->pCurrentService->lpServiceName);
-
- /* Resume the requested service */
- bRet = DoControl(Info, hProgress, SERVICE_CONTROL_CONTINUE);
-
- /* Complete and destroy the progress bar */
- DestroyProgressDialog(hProgress, bRet);
- }
+ CloseServiceHandle(hService);
+ CloseServiceHandle(hSCManager);
- return bRet;
+ return Result;
}
projects / reactos.git / blobdiff