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Delphi注册与卸载系统服务

作者:admin 来源:未知 日期:2010/4/12 19:48:21 人气: 标签:

program Service;

uses
Windows,
WinSvc;

const
ServiceName: pchar = 'AFX Service'; //服务名
DisplayName: pchar = 'AFX Demo Service'; //服务显示名称

var
Status: TServiceStatus;
StatusHandle: SERVICE_STATUS_HANDLE;
ServiceTable: array [0..1] of TServiceTableEntry;
Stopped: boolean;
Paused: boolean;

procedure ServiceMain;
begin
repeat
if not Paused then
begin
Beep(1000, 1000);
Sleep(1000);
end;
until Stopped;
end;

procedure ServiceCtrlHandler(Control: dword); stdcall;
begin
case Control of
SERVICE_CONTROL_STOP:
begin
Stopped := True;
Status.dwCurrentState := SERVICE_STOP_PENDING;
SetServiceStatus(StatusHandle, Status);
end;
SERVICE_CONTROL_PAUSE:
begin
Paused := True;
Status.dwcurrentstate := SERVICE_PAUSED;
SetServiceStatus(StatusHandle, Status);
end;
SERVICE_CONTROL_CONTINUE:
begin
Paused := False;
Status.dwCurrentState := SERVICE_RUNNING;
SetServiceStatus(StatusHandle, Status);
end;
SERVICE_CONTROL_INTERROGATE: SetServiceStatus(StatusHandle, Status);
SERVICE_CONTROL_SHUTDOWN: Stopped := True;
end;
end;

procedure ServiceCtrlDispatcher(dwArgc: dword; var lpszArgv: pchar); stdcall;
begin
StatusHandle := RegisterServiceCtrlHandler(ServiceName, @ServiceCtrlHandler);
if StatusHandle <> 0 then
begin
ZeroMemory(@Status, SizeOf(Status));
Status.dwServiceType := SERVICE_WIN32_OWN_PROCESS or SERVICE_INTERACTIVE_PROCESS;
Status.dwCurrentState:= SERVICE_START_PENDING;
Status.dwControlsAccepted := SERVICE_ACCEPT_STOP or SERVICE_ACCEPT_PAUSE_CONTINUE;
Status.dwWaitHint := 1000;
SetServiceStatus(StatusHandle, Status);
Stopped := False;
Paused := False;
Status.dwCurrentState := SERVICE_RUNNING;
SetServiceStatus(StatusHandle, Status);
ServiceMain;
Status.dwCurrentState := SERVICE_STOPPED;
SetServiceStatus(StatusHandle, Status);
end;
end;

procedure UninstallService(ServiceName: pchar);
var
SCManager: SC_HANDLE;
Service: SC_HANDLE;
begin
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
if SCManager = 0 then Exit;
try
Service := OpenService(SCManager, ServiceName, SERVICE_ALL_ACCESS);
ControlService(Service, SERVICE_CONTROL_STOP, Status);
DeleteService(Service);
CloseServiceHandle(Service);
finally
CloseServiceHandle(SCManager);
end;
end;

procedure InstallService(ServiceName, DisplayName: pchar; FileName: string);
var
SCManager: SC_HANDLE;
Service: SC_HANDLE;
Args: pchar;
begin
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
if SCManager = 0 then Exit;
try
Service := CreateService(SCManager, //句柄
ServiceName, //服务名称
DisplayName, //显示服务名
SERVICE_ALL_ACCESS, //服务访问类型
SERVICE_WIN32_OWN_PROCESS or SERVICE_INTERACTIVE_PROCESS,//服务类型
SERVICE_AUTO_START, //自动启动服务
SERVICE_ERROR_IGNORE, //忽略错误
pchar(FileName), //启动的文件名
nil, nil, nil, nil, nil);
Args := nil;
StartService(Service, 0, Args);
CloseServiceHandle(Service);
finally
CloseServiceHandle(SCManager);
end;
end;

begin
if ParamStr(1) = '/i' then
begin
InstallService(ServiceName, DisplayName, ParamStr(0));
end
else if ParamStr(1) = '/u' then
begin
UninstallService(ServiceName);
end
else
begin
ServiceTable[0].lpServiceName := ServiceName;
ServiceTable[0].lpServiceProc := @ServiceCtrlDispatcher;
ServiceTable[1].lpServiceName := nil;
ServiceTable[1].lpServiceProc := nil;
StartServiceCtrlDispatcher(ServiceTable[0]);
end;
end.


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