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#include <windows.h>
#include <stdio.h>
#include<conio.h>
#define szSvcName TEXT("abc")
#define SVCNAME TEXT("abc")
SC_HANDLE schSCManager;
SC_HANDLE schService;
VOID DoStartSvc();
VOID __stdcall DoDeleteSvc()
{
SC_HANDLE schSCManager;
SC_HANDLE schService;
SERVICE_STATUS ssStatus;
// Get a handle to the SCM database.
schSCManager = OpenSCManager(
NULL,
NULL,
SC_MANAGER_ALL_ACCESS);
if (NULL == schSCManager)
{
printf("OpenSCManager failed (%d)\n", GetLastError());
return;
}
// Get a handle to the service.
schService = OpenService(
schSCManager,
szSvcName,
DELETE);
if (schService == NULL)
{
printf("OpenService failed (%d)\n", GetLastError());
CloseServiceHandle(schSCManager);
return;
}
// Delete the service.
if (! DeleteService(schService) )
{
printf("DeleteService failed (%d)\n", GetLastError());
}
else printf("Service deleted successfully\n");
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
}
VOID SvcInstall()
{
SC_HANDLE schSCManager;
SC_HANDLE schService;
TCHAR szPath[MAX_PATH];
if( !GetModuleFileName( NULL, szPath, MAX_PATH ) )
{
printf("Cannot install service (%d)\n", GetLastError());
return;
}
schSCManager = OpenSCManager(
NULL,
NULL,
SC_MANAGER_ALL_ACCESS);
if (NULL == schSCManager)
{
printf("OpenSCManager failed (%d)\n", GetLastError());
return;
}
schService = CreateService(
schSCManager,
SVCNAME,
SVCNAME,
SERVICE_ALL_ACCESS,
SERVICE_WIN32_OWN_PROCESS,
SERVICE_DEMAND_START,
SERVICE_ERROR_NORMAL,
szPath,
NULL,
NULL,
NULL,
NULL,
NULL);
if (schService == NULL)
{
printf("CreateService failed (%d)\n", GetLastError());
CloseServiceHandle(schSCManager);
return;
}
else printf("Service installed successfully\n");
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
}
VOID DoStartSvc()
{
printf("Starting...\n");
printf("Please Wait...\n");
SERVICE_STATUS_PROCESS ssStatus;
DWORD dwOldCheckPoint;
DWORD dwStartTickCount;
DWORD dwWaitTime;
DWORD dwBytesNeeded;
schSCManager = OpenSCManager(
NULL,
NULL,
SC_MANAGER_ALL_ACCESS);
if (NULL == schSCManager)
{
printf("OpenSCManager failed (%d)\n", GetLastError());
return;
}
// Get a handle to the service.
schService = OpenService(
schSCManager,
szSvcName,
SERVICE_ALL_ACCESS);
if (schService == NULL)
{
printf("OpenService failed (%d)\n", GetLastError());
CloseServiceHandle(schSCManager);
return;
}
if (!QueryServiceStatusEx(
schService,
SC_STATUS_PROCESS_INFO,
(LPBYTE) &ssStatus,
sizeof(SERVICE_STATUS_PROCESS),
&dwBytesNeeded ) )
{
printf("QueryServiceStatusEx failed (%d)\n", GetLastError());
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
return;
}
if(ssStatus.dwCurrentState != SERVICE_STOPPED && ssStatus.dwCurrentState != SERVICE_STOP_PENDING)
{
printf("Cannot start the service because it is already running\n");
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
return;
}
dwStartTickCount = GetTickCount();
dwOldCheckPoint = ssStatus.dwCheckPoint;
while (ssStatus.dwCurrentState == SERVICE_STOP_PENDING)
{
dwWaitTime = ssStatus.dwWaitHint / 10;
if( dwWaitTime < 1000 )
dwWaitTime = 1000;
else if ( dwWaitTime > 10000 )
dwWaitTime = 10000;
Sleep( dwWaitTime );
if (!QueryServiceStatusEx(
schService,
SC_STATUS_PROCESS_INFO,
(LPBYTE) &ssStatus,
sizeof(SERVICE_STATUS_PROCESS),
&dwBytesNeeded ) )
{
printf("QueryServiceStatusEx failed (%d)\n", GetLastError());
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
return;
}
if ( ssStatus.dwCheckPoint > dwOldCheckPoint )
{
dwStartTickCount = GetTickCount();
dwOldCheckPoint = ssStatus.dwCheckPoint;
}
else
{
if(GetTickCount()-dwStartTickCount > ssStatus.dwWaitHint)
{
printf("Timeout waiting for service to stop\n");
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
return;
}
}
}
if (!StartService(
schService,
0,
NULL) )
{
printf("StartService failed (%d)\n", GetLastError());
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
return;
}
else printf("Service start pending...\n");
// Check the status until the service is no longer start pending.
if (!QueryServiceStatusEx(
schService, // handle to service
SC_STATUS_PROCESS_INFO, // info level
(LPBYTE) &ssStatus, // address of structure
sizeof(SERVICE_STATUS_PROCESS), // size of structure
&dwBytesNeeded ) ) // if buffer too small
{
printf("QueryServiceStatusEx failed (%d)\n", GetLastError());
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
return;
}
// Save the tick count and initial checkpoint.
dwStartTickCount = GetTickCount();
dwOldCheckPoint = ssStatus.dwCheckPoint;
while (ssStatus.dwCurrentState == SERVICE_START_PENDING)
{
dwWaitTime = ssStatus.dwWaitHint / 10;
if( dwWaitTime < 1000 )
dwWaitTime = 1000;
else if ( dwWaitTime > 10000 )
dwWaitTime = 10000;
Sleep( dwWaitTime );
// Check the status again.
if (!QueryServiceStatusEx(
schService, // handle to service
SC_STATUS_PROCESS_INFO, // info level
(LPBYTE) &ssStatus, // address of structure
sizeof(SERVICE_STATUS_PROCESS), // size of structure
&dwBytesNeeded ) ) // if buffer too small
{
printf("QueryServiceStatusEx failed (%d)\n", GetLastError());
break;
}
if ( ssStatus.dwCheckPoint > dwOldCheckPoint )
{
dwStartTickCount = GetTickCount();
dwOldCheckPoint = ssStatus.dwCheckPoint;
}
else
{
if(GetTickCount()-dwStartTickCount > ssStatus.dwWaitHint)
{
// No progress made within the wait hint.
break;
}
}
}
// Determine whether the service is running.
if (ssStatus.dwCurrentState == SERVICE_RUNNING)
{
printf("Service started successfully.\n");
}
else
{
printf("Service not started. \n");
printf(" Current State: %d\n", ssStatus.dwCurrentState);
printf(" Exit Code: %d\n", ssStatus.dwWin32ExitCode);
printf(" Check Point: %d\n", ssStatus.dwCheckPoint);
printf(" Wait Hint: %d\n", ssStatus.dwWaitHint);
}
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
}
int main()
{
SvcInstall();
getch();
DoStartSvc();
getch();
DoDeleteSvc();
getch();
}
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