////////////////////////////////////////////////////////////////////////////////
// Procedure : ServiceGetStatus
// Comment : Author: DieHardMan

function ServiceGetStatus(sMachine, sService: PChar): DWORD;
  {******************************************}
  {*** Parameters: ***}
  {*** sService: specifies the name of the service to open
  {*** sMachine: specifies the name of the target computer
  {*** ***}
  {*** Return Values: ***}
  {*** -1 = Error opening service ***}
  {*** 1 = SERVICE_STOPPED ***}
  {*** 2 = SERVICE_START_PENDING ***}
  {*** 3 = SERVICE_STOP_PENDING ***}
  {*** 4 = SERVICE_RUNNING ***}
  {*** 5 = SERVICE_CONTINUE_PENDING ***}
  {*** 6 = SERVICE_PAUSE_PENDING ***}
  {*** 7 = SERVICE_PAUSED ***}
  {******************************************}
var
  SCManHandle, SvcHandle: SC_Handle;
  SS: TServiceStatus;
  dwStat: DWORD;
begin
  dwStat := 0;
  // Open service manager handle.
  SCManHandle := OpenSCManager(sMachine, nil, SC_MANAGER_CONNECT);
  if (SCManHandle > 0) then
  begin
    SvcHandle := OpenService(SCManHandle, sService, SERVICE_QUERY_STATUS);
    // if Service installed
    if (SvcHandle > 0) then
    begin
      // SS structure holds the service status (TServiceStatus);
      if (QueryServiceStatus(SvcHandle, SS)) then
        dwStat := ss.dwCurrentState;
      CloseServiceHandle(SvcHandle);
    end;
    CloseServiceHandle(SCManHandle);
  end;
  Result := dwStat;
end;
///////////////////////////////////////////////////////////////////////////////
function ServiceRunning(sMachine, sService: PChar): Boolean;
begin
  Result := SERVICE_RUNNING = ServiceGetStatus(sMachine, sService);
end;
function ServiceStart(Machine, ServiceName: string): Boolean;
// Machine is UNC path or local machine if empty
var
  h_manager, h_svc: SC_Handle;
  ServiceStatus: TServiceStatus;
  dwCheckPoint: DWORD;
  ServiceArgVectors: PChar;
begin
  h_manager := OpenSCManager(PChar(Machine), nil, SC_MANAGER_CONNECT);
  if h_manager > 0 then
  begin
    h_svc := OpenService(h_manager, PChar(ServiceName),
      SERVICE_START or SERVICE_QUERY_STATUS or SC_MANAGER_ALL_ACCESS);
    if h_svc > 0 then
    begin
      if (StartService(h_svc, 0, ServiceArgVectors)) then { succeeded }
      begin
        if (QueryServiceStatus(h_svc, ServiceStatus)) then
        begin
          while (SERVICE_RUNNING <> ServiceStatus.dwCurrentState) do
          begin
            dwCheckPoint := ServiceStatus.dwCheckPoint;
            Sleep(ServiceStatus.dwWaitHint);
            if (not QueryServiceStatus(h_svc, ServiceStatus)) then
              // couldn't check status
              break;
            if (ServiceStatus.dwCheckPoint < dwCheckPoint) then
              break;
          end;
        end;
      end;
      CloseServiceHandle(h_svc);
    end;
    CloseServiceHandle(h_manager);
  end;

  Result := (SERVICE_RUNNING = ServiceStatus.dwCurrentState);
end;
////////////////////////////////////////////////////////////////////////////////
function ServiceStop(Machine, ServiceName: string): Boolean;
// Machine is UNC path or local machine if empty
var
  h_manager, h_svc: SC_Handle;
  ServiceStatus: TServiceStatus;
  dwCheckPoint: DWORD;
begin
  h_manager := OpenSCManager(PChar(Machine), nil, SC_MANAGER_CONNECT);
  if h_manager > 0 then
  begin
    h_svc := OpenService(h_manager, PChar(ServiceName),
      SERVICE_STOP or SERVICE_QUERY_STATUS);
    if h_svc > 0 then
    begin
      if (ControlService(h_svc, SERVICE_CONTROL_STOP, ServiceStatus)) then
      begin
        if (QueryServiceStatus(h_svc, ServiceStatus)) then
        begin
          while (SERVICE_STOPPED <> ServiceStatus.dwCurrentState) do
          begin
            dwCheckPoint := ServiceStatus.dwCheckPoint;
            Sleep(ServiceStatus.dwWaitHint);
            if (not QueryServiceStatus(h_svc, ServiceStatus)) then
              // couldn't check status
              break;
            if (ServiceStatus.dwCheckPoint < dwCheckPoint) then
              break;
          end;
        end;
      end;
      CloseServiceHandle(h_svc);
    end;
    CloseServiceHandle(h_manager);
  end;

  Result := (SERVICE_STOPPED = ServiceStatus.dwCurrentState);
end;
////////////////////////////////////////////////////////////////////////////////
procedure TForm1.Button1Click(Sender: TObject);
begin
ServiceStart('','Apache2.2');
if (ServiceRunning('','Apache2.2')) = true then Memo1.Lines.add ('a ok')
else memo1.Lines.add ('a not');
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
ServiceStart('','mysql');
 if (ServiceRunning('','mysql')) = true then
      Memo1.Lines.add ('m ok')
else
      Memo1.Lines.add ('m not');
end;


procedure TForm1.Button5Click(Sender: TObject);
begin
ServiceStop('','Apache2.2');
if (ServiceRunning('','Apache2.2')) = true then Memo1.Lines.add ('a not tot')
else memo1.Lines.add ('a tot');
end;

procedure TForm1.Button6Click(Sender: TObject);
begin
ServiceStop('','mysql');
sleep(50);
 if (ServiceRunning('','mysql')) = true then Memo1.Lines.add ('m not tot')
else Memo1.Lines.add ('m tot');
end;