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windows服务
unit untserverinfo;
interface
uses
Windows, Messages, SysUtils, Classes, Forms, WinSvc, SvcMgr,
System.Win.Registry;
function ServiceGetStatus(sMachine, sService: string): DWord; // 取服务状态
function ServiceUninstalled(sMachine, sService: string): boolean; // 反安装服务
function ServiceRunning(sMachine, sService: string): boolean; // 判断服务是否运行
function ServiceStopped(sMachine, sService: string): boolean; // 停止服务
function StartService(ServiceName: string; NumberOfArgument: DWord;
ServiceArgVectors: PChar): boolean; overload; // 服务启动 StartService（''，0,nil）
function StartServicea(AServName: string): boolean; // 开始服务
function StopService(ServiceName: string): boolean; // 暂停服务
function ShutdownService(ServiceName: string): boolean; // 御载服务
function IsServiceInstalled(ServiceName: string): boolean; // 服务是否安装
function InstallService(ServiceName, DisplayName, Filename: string;
ServiceDescription: string = ''): boolean; // 安装服务
procedure ServiceUpdateDescription(const ServiceName, Description: string);
// 添加服务描述
function DoControlService(ServiceName: string; ControlFalg: Cardinal): boolean;
// 反安装服务
function UnInstallService(ServiceName: string): boolean;
implementation
function UnInstallService(ServiceName: string): boolean;
var
SCManager, ServiceHandle: SC_HANDLE;
begin
Result := False;
if (Trim(ServiceName) = '') then
Exit;
SCManager := OpenSCManager(nil, nil, GENERIC_WRITE);
if SCManager = 0 then
Exit;
try
ServiceHandle := OpenService(SCManager, PChar(ServiceName), _DELETE);
Result := DeleteService(ServiceHandle);
CloseServiceHandle(ServiceHandle);
finally
CloseServiceHandle(SCManager);
end;
end;
function DoControlService(ServiceName: string; ControlFalg: Cardinal): boolean;
var
ServiceStatus: TServiceStatus;
SCManager, hService: SC_HANDLE;
begin
Result := False;
if (Trim(ServiceName) = '') then
Exit;
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
if SCManager <> 0 then
begin
hService := OpenService(SCManager, PChar(ServiceName), SERVICE_ALL_ACCESS);
if hService <> 0 then
begin
Result := ControlService(hService, ControlFalg, ServiceStatus);
CloseServiceHandle(hService);
end;
CloseServiceHandle(SCManager);
end;
end;
procedure ServiceUpdateDescription(const ServiceName, Description: string);
var
reg: TRegistry;
begin
reg := TRegistry.Create;
try
with reg do
begin
RootKey := HKEY_LOCAL_MACHINE;
if OpenKey('SYSTEM\CurrentControlSet\Services\' + ServiceName, False) then
begin
WriteString('Description', Description);
end;
CloseKey;
end;
finally
reg.Free;
end;
end;
function InstallService(ServiceName, DisplayName, Filename: string;
ServiceDescription: string = ''): boolean;
var
SCManager, ServiceHandle: SC_HANDLE;
begin
Result := False;
if (Trim(ServiceName) = '') and not FileExists(Filename) then
Exit;
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
if SCManager = 0 then
Exit;
try
ServiceHandle := CreateService(SCManager, PChar(ServiceName),
PChar(DisplayName), SERVICE_ALL_ACCESS, SERVICE_WIN32_OWN_PROCESS or
SERVICE_INTERACTIVE_PROCESS, SERVICE_AUTO_START, SERVICE_ERROR_NORMAL,
PChar(Filename), nil, nil, nil, nil, nil);
if IsServiceInstalled(ServiceName) and (ServiceDescription <> '') then
ServiceUpdateDescription(ServiceName, ServiceDescription);
CloseServiceHandle(ServiceHandle);
Result := ServiceHandle <> 0;
finally
CloseServiceHandle(SCManager);
end;
end;
function IsServiceInstalled(ServiceName: string): boolean;
var
Mgr, Svc: Integer;
begin
Result := False;
if (Trim(ServiceName) = '') then
Exit;
Mgr := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
if Mgr <> 0 then
begin
Svc := OpenService(Mgr, PChar(ServiceName), SERVICE_ALL_ACCESS);
Result := Svc <> 0;
if Result then
CloseServiceHandle(Svc);
CloseServiceHandle(Mgr);
end;
end;
function ShutdownService(ServiceName: string): boolean;
begin
Result := DoControlService(ServiceName, SERVICE_CONTROL_SHUTDOWN);
end;
function StopService(ServiceName: string): boolean;
begin
Result := DoControlService(ServiceName, SERVICE_CONTROL_STOP);
end;
function ServiceGetStatus(sMachine, sService: string): DWord;
var
schm, schs: THandle;
ss: TServiceStatus;
dwStat: DWord;
begin
dwStat := 0;
schm := OpenSCManager(PChar(sMachine), Nil, SC_MANAGER_CONNECT);
if (schm > 0) then
begin
schs := OpenService(schm, PChar(sService), SERVICE_QUERY_STATUS);
if (schs > 0) then
begin
if (QueryServiceStatus(schs, ss)) then
dwStat := ss.dwCurrentState;
CloseServiceHandle(schs);
end;
CloseServiceHandle(schm);
end;
Result := dwStat;
end;
{ 判断某服务是否安装，未安装返回true，已安装返回false }
function ServiceUninstalled(sMachine, sService: string): boolean;
begin
Result := 0 = ServiceGetStatus(sMachine, sService);
end;
{ 判断某服务是否启动，启动返回true，未启动返回false }
function ServiceRunning(sMachine, sService: string): boolean;
begin
Result := SERVICE_RUNNING = ServiceGetStatus(sMachine, sService);
end;
{ 判断某服务是否停止，停止返回true，未停止返回false }
function ServiceStopped(sMachine, sService: string): boolean;
begin
Result := SERVICE_STOPPED = ServiceGetStatus(sMachine, sService);
end;
function StartService(ServiceName: string; NumberOfArgument: DWord;
ServiceArgVectors: PChar): boolean; overload; // More complex start
var
SCManager, hService: SC_HANDLE;
begin
Result := False;
if (Trim(ServiceName) = '') then
Exit;
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
Result := SCManager <> 0;
if Result then
try
hService := OpenService(SCManager, PChar(ServiceName),
SERVICE_ALL_ACCESS);
Result := hService <> 0;
if (hService <> 0) then
try
Result := WinSvc.StartService(hService, NumberOfArgument,
PChar(ServiceArgVectors));
if not Result and (GetLastError = ERROR_SERVICE_ALREADY_RUNNING) then
Result := True;
finally
CloseServiceHandle(hService);
end;
finally
CloseServiceHandle(SCManager);
end;
end;
function StartServicea(AServName: string): boolean; // use WinSvc
var
SCManager, hService: SC_HANDLE;
lpServiceArgVectors: PChar;
begin
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
Result := SCManager <> 0;
if Result then
try
hService := OpenService(SCManager, PChar(AServName), SERVICE_ALL_ACCESS);
Result := hService <> 0;
if (hService = 0) and (GetLastError = ERROR_SERVICE_DOES_NOT_EXIST) then
Exception.Create('指定的服务不存在!');
if hService <> 0 then
try
lpServiceArgVectors := nil;
Result := WinSvc.StartService(hService, 0,
PChar(lpServiceArgVectors));
if not Result and (GetLastError = ERROR_SERVICE_ALREADY_RUNNING) then
Result := True;
finally
CloseServiceHandle(hService);
end;
finally
CloseServiceHandle(SCManager);
end;
end;
end.
来源：https://www.cnblogs.com/hnxxcxg/p/14414437.html
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