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标题: 用Delphi创建服务程序 [打印本页]

作者: 韩冰    时间: 2004-11-21 12:05
标题: 用Delphi创建服务程序
(1)不用登陆进系统即可运行.
  u6 s) X# q/ S2 U8 F; k9 o0 Y    (2)具有SYSTEM特权.所以你在进程管理器里面是无法结束它的.
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    笔者在2003年为一公司开发机顶盒项目的时候,曾经写过课件上传和媒体服务,下面就介绍一下如何用Delphi7创建一个Service程序.
' F2 ~; B/ M% A0 v  }5 ?. P, d    运行Delphi7,选择菜单File-->New-->Other--->Service Application.将生成一个服务程序的框架.将工程保存为ServiceDemo.dpr和Unit_Main.pas,然后回到主框架.我们注意到,Service有几个属性.其中以下几个是我们比较常用的:
+ {( E' A+ D5 }/ m! O, S# [7 U% b. v$ d2 J6 U; l" S
    (1)DisplayName:服务的显示名称 ; y# [* U+ ~' z7 }/ M( y4 L6 G
    (2)Name:服务名称.
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    我们在这里将DisplayName的值改为"Delphi服务演示程序",Name改为"DelphiService".编译这个项目,将得到ServiceDemo.exe.这已经是一个服务程序了!进入CMD模式,切换致工程所在目录,运行命令"ServiceDemo.exe /install",将提示服务安装成功!然后"net start DelphiService"将启动这个服务.进入控制面版-->管理工具-->服务,将显示这个服务和当前状态.不过这个服务现在什么也干不了,因为我们还没有写代码先"net stop DelphiService"停止再"ServiceDemo.exe /uninstall"删除这个服务.回到Delphi7的IDE.
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    我们的计划是为这个服务添加一个主窗口,运行后任务栏显示程序的图标,双击图标将显示主窗口,上面有一个按钮,点击该按钮将实现Ctrl+Alt+Del功能. 9 r# U' b  x9 _; h* r
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    实际上,服务程序莫认是工作于Winlogon桌面的,可以打开控制面板,查看我们刚才那个服务的属性-->登陆,其中"允许服务与桌面交互"是不打钩的.怎么办?呵呵,回到IDE,注意那个布尔属性:Interactive,当这个属性为True的时候,该服务程序就可以与桌面交互了.   c  S( U" ^7 P+ B/ t6 X! s6 A" e7 w

3 N# a  ^. W7 h- D) m  a0 a5 W    File-->New-->Form为服务添加窗口FrmMain,单元保存为Unit_FrmMain,并且把这个窗口设置为手工创建.完成后的代码如下: / g3 V- ]  c  ?+ [- C6 E5 a

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unit Unit_Main; : K: w+ }4 H2 o+ ~+ j# a  \
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interface
8 i: x7 J+ {2 F
: g+ ]& _$ `8 K& w& O: G2 Euses % G1 v, o. }! g3 \- @6 B
Windows, Messages, SysUtils, Classes, Graphics, Controls, SvcMgr, Dialogs, Unit_FrmMain;
1 \2 L, J1 F/ N9 H
8 x+ x" U& w8 X' Gtype
2 t0 v0 O' a3 a& e/ E  mTDelphiService = class(TService)
! Y- O8 Z! g! o# Y  rprocedure ServiceContinue(Sender: TService; var Continued: Boolean);
+ A- f) b  B0 f  zprocedure ServiceExecute(Sender: TService); 5 b! H, p/ c/ ^. V9 A( c& y
procedure ServicePause(Sender: TService; var Paused: Boolean); . [) N; A5 ~! ]6 ^$ b
procedure ServiceShutdown(Sender: TService); : t3 y3 U- g7 b7 ^
procedure ServiceStart(Sender: TService; var Started: Boolean);
4 ?, ~- O5 Y( o$ m! L9 iprocedure ServiceStop(Sender: TService; var Stopped: Boolean); " b: G  F/ p* ~, y% N
private , G2 P1 c- n3 l
{ Private declarations } . Y& a% x" L3 u" ]. ?, z( q+ Z
public & L- {% F$ d# i
function GetServiceController: TServiceController; override;
* r" g- L1 Q" ^. s- |{ Public declarations }
! Z5 `: i- u8 R7 d. o+ Rend;
/ p6 R! o  y' }9 |( ]" d& w  u; r; X/ ]$ [
var & H  |. n4 f2 b+ d  ]
DelphiService: TDelphiService; 6 L9 q( j' f+ E( ]7 R
FrmMain: TFrmMain;
. u6 [4 E  C8 `* ]implementation
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{$R *.DFM} 2 D7 p! T# G9 g4 e: ~9 }
* O7 l: i  `4 ^& n
procedure ServiceController(CtrlCode: DWord); stdcall;
6 Z9 R, F' k! v3 Obegin 8 S. k7 L) c6 ~) m4 R9 I8 V$ j
DelphiService.Controller(CtrlCode);
  X( p& W* Q6 d3 s" yend; 4 q. c+ u; Q: `2 |9 K' F5 x' [

1 c+ f4 U* o7 W/ ^& @7 w& u- Q; ]# `function TDelphiService.GetServiceController: TServiceController; " c. g* `% ~# U8 [! k5 m6 A
begin % i6 Y' A5 Y, F
Result := ServiceController;
/ p2 S" ^1 U  ^  X! `" k5 gend;
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procedure TDelphiService.ServiceContinue(Sender: TService; / p! R* T4 e( l- Q2 i1 Y
var Continued: Boolean);
2 F3 s/ C& a0 R& C! b6 \! A: ~begin
# I4 |/ U* u, v* X7 O$ L, Pwhile not Terminated do ! w; O, \0 A/ T' d3 a
begin # J/ L+ w- D* y# q, {* z0 K
Sleep(10);
  F- v( S4 P4 ?% xServiceThread.ProcessRequests(False); . N) Q# f1 [+ }) s! s( b( l
end;
/ \4 h+ F5 G% S0 jend;
! \6 b! {7 m4 r6 q3 z( S& ^; K$ H. P2 p3 g' b
procedure TDelphiService.ServiceExecute(Sender: TService); / l) z4 H7 ~; w; P0 Q
begin
4 C# s5 R4 T; @% q8 i8 cwhile not Terminated do
( k% k5 I2 A1 W+ I. o. nbegin ( {  G& e2 O3 r/ [$ B
Sleep(10);
- W0 }% a0 y6 P6 MServiceThread.ProcessRequests(False);
: T/ B; e  W/ S( d& |1 zend;
+ d3 V% u% q  w$ K# Q. Y4 d8 V& yend; 7 Z' \& D6 E2 l) h6 B4 A' l4 k
1 N" e  h* e& ~3 w; ^" W# ?
procedure TDelphiService.ServicePause(Sender: TService; 0 C9 K( f: @, r( Y6 N; h7 i1 r
var Paused: Boolean); / R+ i+ L" @9 l5 m/ B" p. q8 z
begin
9 w$ B+ |# E; r( e! R+ qPaused := True;
: d- A1 i8 l1 _) R* c- n6 Nend; " l8 e! a: I- [$ p/ D+ d; V
# w4 \. @0 T9 Y8 i# X  V
procedure TDelphiService.ServiceShutdown(Sender: TService); % m  R; a2 l+ ?/ s- Z6 ]. J
begin : U$ J. b9 M. q; O! k, _
gbCanClose := true; " t8 |( C7 B3 u. d; X
FrmMain.Free; * N, g0 J! X" f
Status := csStopped;
& a) A" ?9 x! s% qReportStatus();
( e! d; E5 g2 w2 c" s; e) n9 iend; 4 ~  y/ u& e: ^; o  m% y

' T0 H& E- k' k: |procedure TDelphiService.ServiceStart(Sender: TService; 5 V, D, m% f% `, a+ w& y
var Started: Boolean);
8 S6 U1 x* [4 z1 K- N( V; gbegin - j# s2 B* ]7 E, D- A
Started := True; 2 c7 y/ b5 f4 U2 [: Q4 h
Svcmgr.Application.CreateForm(TFrmMain, FrmMain);
0 \- r+ }5 I$ L# D8 P9 SgbCanClose := False;
5 G: H3 X. Y( c5 `FrmMain.Hide;
; f. }  C. ^- j* ?end;   }3 u' p% I. U% \6 M
6 m4 h/ S" Z5 z1 u2 g. L( C
procedure TDelphiService.ServiceStop(Sender: TService;
6 _, Q0 O$ T2 m0 ?; Wvar Stopped: Boolean);
+ f9 Y1 [5 ]0 S, e+ d9 Abegin
2 ~1 A' N* |! tStopped := True; 3 U& |7 L# [  J9 c( R, `
gbCanClose := True; : M& A& c; C( Q1 ]& s3 I
FrmMain.Free; + V7 Q3 o+ [9 M( z7 y
end;
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end.
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主窗口单元如下: % s3 L  g- @  Y- J: [1 o) \7 s

: h0 C( O4 c4 e& L+ n8 A, ]" ounit Unit_FrmMain;
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interface
$ `% K% L- f5 Y, t5 f  c3 |, Q! H" _& S, w: ]
uses
+ u& h: C6 f6 _4 x" u. O% KWindows, Messages, SysUtils, Variants, Classes, ShellApi, Graphics, Controls, Forms,
# V; `6 ?: U3 x, y& ]- H# ZDialogs, ExtCtrls, StdCtrls;
# z- a0 @. E! U  ~2 ]" }
0 E; @! N3 S/ B; {const # _1 C3 k7 E$ j# ]! q+ A
WM_TrayIcon = WM_USER + 1234;
$ U& z+ }0 `% ^4 i) A' u$ I) x* itype / V! j0 l4 K; D5 u; I
TFrmMain = class(TForm) & `+ |' O  R* H; r7 q. S0 m/ v
Timer1: TTimer;
2 y2 e! `( ^# `- IButton1: TButton;
4 ?+ N+ _  j. Y+ _( {procedure FormCreate(Sender: TObject);
0 n5 g, Q/ m8 Q' G! U  }procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean); + d9 U7 j0 x, Q7 o" s
procedure FormDestroy(Sender: TObject); 3 f% N' d/ [* U" e% P0 u
procedure Timer1Timer(Sender: TObject); 2 }2 P, t2 z* Q' F. Y0 h  f0 q
procedure Button1Click(Sender: TObject); ; Y& w- `! E6 F( u! s3 e" r6 U, a
private
2 E  s1 I8 g1 P3 T# _# w" B: P{ Private declarations } ! W7 U* P% W7 p% x8 P* m' }
IconData: TNotifyIconData;
- D( J. s* T9 k- S5 D* ^" Bprocedure AddIconToTray; " b/ @( v/ Y3 }2 i$ k& l( }
procedure DelIconFromTray; 3 w8 d% L) I2 N
procedure TrayIconMessage(var Msg: TMessage); message WM_TrayIcon; & G  b2 @/ t8 r5 _% i8 A) l
procedure SysButtonMsg(var Msg: TMessage); message WM_SYSCOMMAND;
+ }/ F2 x, O; \+ S$ zpublic 2 c# }$ g6 d0 [4 e, x# T
{ Public declarations }
' U& y# A) p' I) wend;
; o# ?& v& }. U& b+ E4 e" I5 ?' b9 Z/ V4 n: a* ?' p" U
var
! t6 f/ @$ |7 z% i* sFrmMain: TFrmMain; ' w; ^  h1 Z6 S- f
gbCanClose: Boolean; & e' {4 b! \; Q9 f/ Z6 ?9 {
implementation ) `# H9 f+ k: R3 y2 Y, A1 S* L
& s6 a1 I( H" \- b9 n& f4 H
{$R *.dfm} , M6 Z; V0 i+ ]# y
# z+ s* |+ ?" f
procedure TFrmMain.FormCreate(Sender: TObject);
' h0 G4 t! a* ]) V, F; A1 E  u1 v* Hbegin
4 r) F8 M2 N; L1 t9 Y  [- iFormStyle := fsStayOnTop; % i5 _; v3 t# h: P4 ?4 {
SetWindowLong(Application.Handle, GWL_EXSTYLE, WS_EX_TOOLWINDOW);
  i1 f0 ?2 N* U" q6 `! e& U$ ugbCanClose := False; ; q7 x8 a4 b5 p2 E; Q/ u
Timer1.Interval := 1000;
, O, m! j" S+ J7 T- uTimer1.Enabled := True;
0 E# X+ d, T3 K" m/ X6 T) I; D2 D  Cend; 3 D3 e% }2 r  o- r* p

* |" U3 q- ]( [- ]% D  yprocedure TFrmMain.FormCloseQuery(Sender: TObject; var CanClose: Boolean);
0 @% V5 D* }% {% Ibegin ' Z( \: y9 Y  e6 N# d, S
CanClose := gbCanClose;
! G0 @! g/ @& W3 u! @4 b6 }+ rif not CanClose then
, \/ x- S6 R& a+ d6 O$ Ebegin
6 w6 R0 ~' p2 S- [Hide; 0 x6 R" L* y( M
end; 2 T0 _4 t) h1 l2 M9 C8 c8 e
end;
7 s, q1 s$ A0 ]  J  K% @
* a1 j- v$ M: V/ m+ l: C  cprocedure TFrmMain.FormDestroy(Sender: TObject);
4 c8 v* Y8 }5 A/ P1 G8 ?begin
6 E6 _. i* ?, E2 L: l0 Z% ETimer1.Enabled := False; 9 p; }, u3 A0 N5 J' P4 ?! X
DelIconFromTray;
8 w4 m* g, a4 jend; - b# |3 V) |/ j3 e7 ?- ?
7 Z2 {- n3 c: a* B1 l' R
procedure TFrmMain.AddIconToTray; 5 Y6 [3 t+ }9 g: U9 J- c: U
begin
# Y# ^+ ]8 J& `ZeroMemory(@IconData, SizeOf(TNotifyIconData));
" K5 p! x: Y: c0 xIconData.cbSize := SizeOf(TNotifyIconData); ; h0 j1 D, T6 u6 X% o+ A
IconData.Wnd := Handle;
/ D( }1 S" ?2 m4 p9 G1 pIconData.uID := 1;
& |, T) p+ N* }5 yIconData.uFlags := NIF_MESSAGE or NIF_ICON or NIF_TIP; 2 |6 H3 ~2 j$ x) @2 k- _
IconData.uCallbackMessage := WM_TrayIcon; ' d$ w2 K; S: F+ J6 i
IconData.hIcon := Application.Icon.Handle; 2 ]" B$ D2 v) u! b) O: k+ P
IconData.szTip := 'Delphi服务演示程序';
4 S6 _* Y# P$ y) d4 F: [Shell_NotifyIcon(NIM_ADD, @IconData); 2 n; v+ n4 K/ E+ T1 l# H# [
end;
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procedure TFrmMain.DelIconFromTray;
8 ^( m) j" x# e! k! xbegin
: C, d' V' n/ p, H3 iShell_NotifyIcon(NIM_DELETE, @IconData); . J) J' [5 k' n' S* {# E6 M& q+ A
end; ( K. J' Z  u. ^0 N6 B
5 o6 ?' d# R4 w7 F$ }- ]
procedure TFrmMain.SysButtonMsg(var Msg: TMessage);
/ u; a; F* ^$ kbegin 1 T+ g% o) G& j6 G, u
if (Msg.wParam = SC_CLOSE) or
' w' k5 s' o. t0 ?& J1 |3 B(Msg.wParam = SC_MINIMIZE) then Hide 4 T  A  u3 s4 v9 y9 S/ _; I" g: W
else inherited; // 执行默认动作 & z' \. M: i  t0 N' j5 P$ j
end;
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procedure TFrmMain.TrayIconMessage(var Msg: TMessage);
. m; h* u( ^1 A; E: ubegin 7 f" }$ g; I3 {8 a- t
if (Msg.LParam = WM_LBUTTONDBLCLK) then Show(); ( O1 N% e! C* P2 A' h  J# Y# ]% {$ b
end;
. q" m9 B- b! m6 X. F- w3 Y; z3 m% S9 ?  f
procedure TFrmMain.Timer1Timer(Sender: TObject);
% i$ K2 d+ Z' c" h: bbegin 5 \) X( S( e- S" L7 L
AddIconToTray; - @- c! v" K3 `& M4 y% f4 b
end; / F4 l  [1 A2 \. W; J- q
$ ]% I; u2 `5 n3 b2 u
procedure SendHokKey;stdcall;
6 I6 [9 {+ v$ S& Q/ k( P- Tvar   t" s$ U$ U* `. K1 ?
HDesk_WL: HDESK; % H" Y" ^, B+ s$ y; P
begin / @5 G( M- |5 @! Q# T3 T/ c& A
HDesk_WL := OpenDesktop ('Winlogon', 0, False, DESKTOP_JOURNALPLAYBACK); 7 o- j4 }: ]: @9 u
if (HDesk_WL <> 0) then
' w1 q  K7 f9 Q* k- |* V1 \if (SetThreadDesktop (HDesk_WL) = True) then ! I& s7 D' \) B4 P" ?
PostMessage(HWND_BROADCAST, WM_HOTKEY, 0, MAKELONG (MOD_ALT or MOD_CONTROL, VK_DELETE)); ' ^. f$ y7 X$ J7 Z
end; 7 |4 r* K1 }8 a+ r: J
9 H, }+ R6 S( q. g+ }
procedure TFrmMain.Button1Click(Sender: TObject); " K% U) D0 V8 g' k3 A- C
var 5 A( k+ `2 B! w1 _; K$ ^
dwThreadID : DWORD; 7 ?7 v% g( c" G8 K' Z
begin
0 Y, m" _4 C& @+ G9 x" _# mCreateThread(nil, 0, @SendHokKey, nil, 0, dwThreadID); # f; V& p2 g% a4 N7 @2 W' E6 K
end;
( I: e8 q1 w: _; U6 ?& m* O/ X
end. 9 ?/ G* W- }8 x: E$ P

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8 P5 T. [( Q5 y/ R( T/ ~6 H补充: & D$ H/ A5 M& x! A$ D
(1)关于更多服务程序的演示程序,请访问以下Url:http://www.torry.net/pages.php?id=226,上面包含了多个演示如何控制和管理系统服务的代码. 5 B9 ~  r1 @) Q3 Y* X* q) Q

9 p& S9 F+ P3 v) |: O) C( o/ ?+ d(2)请切记:Windows实际上存在多个桌面.例如屏幕传输会出现白屏,可能有两个原因:一是系统处于锁定或未登陆桌面,二是处于屏幕保护桌面.这时候要将当前桌面切换到该桌面才能抓屏. 8 o  D" f' ?2 s' i$ |! v: q

$ m8 U3 ~: o3 E# i+ g(3)关于服务程序与桌面交互,还有种动态切换方法.大概单元如下: " k" z" R5 r+ F+ g' O
unit ServiceDesktop;
6 ]# i0 ?. {5 x) M$ j5 j
* c, \+ H2 Y! w& t2 _4 v/ u9 ninterface 5 E/ I+ S$ N6 P  L' o

2 `: V7 P1 ~6 m$ `function InitServiceDesktop: boolean; ; w7 s5 f$ r. W2 |& N3 }; v$ c
procedure DoneServiceDeskTop; + j- w& V" \+ \4 B! P

4 y1 r/ N% _0 g# y4 timplementation
( l/ w; P) y$ @) D) Y1 c. q% G$ B) q5 k- G
uses Windows, SysUtils; + G) a( ^8 f8 R! \+ `+ H; }
& D) ~; e/ R+ k% ~$ k
const
2 o/ B1 T% v* ]3 G$ ^; wDefaultWindowStation = 'WinSta0';
+ K1 |% a. Z, g; G. u2 ZDefaultDesktop = 'Default'; ' N* P- m7 |! T+ ?8 _" ]
var
0 `6 t5 L. r& q) C# g. mhwinstaSave: HWINSTA;
( j/ V4 X6 Z0 K$ _5 N( WhdeskSave: HDESK;
) o: [- Q* P6 MhwinstaUser: HWINSTA; 6 n6 s5 f  X6 v7 L. g- R
hdeskUser: HDESK;
6 N2 v" X) H2 Z7 P6 @8 h, v0 W1 e8 hfunction InitServiceDesktop: boolean;
3 }/ l% i1 L% L! K' r* Ovar 2 Z/ F0 n1 W! N& @
dwThreadId: DWORD;
; B1 I2 ]3 W3 v8 Q; B  Qbegin
* ^$ F% a7 ?3 g& HdwThreadId := GetCurrentThreadID;
; F; c  d  a: }0 X// Ensure connection to service window station and desktop, and 2 H/ w: H$ P, l
// save their handles.
$ y1 a" y3 D7 U( @; ]" YhwinstaSave := GetProcessWindowStation;
) ?4 Q# C4 v% v% JhdeskSave := GetThreadDesktop(dwThreadId);
" J3 P" q" s8 \
/ ~& E. g* h: M; A# Q: i1 y* G* s- r* L( w. P$ D% g
hwinstaUser := OpenWindowStation(DefaultWindowStation, FALSE, MAXIMUM_ALLOWED);
: Q' _4 b: i& i& H- ~if hwinstaUser = 0 then : ^$ F4 ?- [6 }( d6 T% s2 |
begin
4 M. P  [) _# l7 z3 [- g* z9 z# lOutputDebugString(PChar('OpenWindowStation failed' + SysErrorMessage(GetLastError)));
% o* G. f8 f  }) q7 `* oResult := false; . e% y% R  {  _
exit; # ^! R4 i0 u# a( y, d( I
end; . s* L+ |8 V* ~7 _/ H) X

( A# p* `4 I5 A7 S3 W: t: _if not SetProcessWindowStation(hwinstaUser) then
( ~5 _3 I( r; v# e8 Y8 j" M: q& N8 jbegin 3 l9 K! P% b5 [5 ~6 L8 l: J
OutputDebugString('SetProcessWindowStation failed');
7 Z4 f' o3 N7 g0 N: JResult := false; - n; a; X* }" y
exit;
( E" E& g. R& L/ H/ n/ h# u* z. lend; ( D7 u* \8 ]3 R1 M
' p" n+ Y- o1 ^
hdeskUser := OpenDesktop(DefaultDesktop, 0, FALSE, MAXIMUM_ALLOWED);
. ^6 r1 Q) e& o# b1 \if hdeskUser = 0 then ( R! n9 Q4 W, l5 i- k- \" B/ j
begin
6 k+ v) _, b1 R" O4 u* a8 _: cOutputDebugString('OpenDesktop failed');
/ m  b1 ?5 n5 p. A, a, P$ t4 RSetProcessWindowStation(hwinstaSave); 9 v+ }' Z' {" b
CloseWindowStation(hwinstaUser); , s3 T9 ]* ^+ w! v% ^
Result := false; . {0 P/ o1 s$ [* ~( s5 S5 C4 R# L
exit;
/ }& D) D. L' x) cend;
2 }# a5 T. ?0 Z/ F0 G  F9 LResult := SetThreadDesktop(hdeskUser); & N# J/ e- N' p1 {
if not Result then ; |; e/ L# ^$ M
OutputDebugString(PChar('SetThreadDesktop' + SysErrorMessage(GetLastError))); % C+ k3 L2 n1 C! b
end;   l$ g( H8 s. d

8 v& M6 h1 @6 |2 z; [: cprocedure DoneServiceDeskTop;
3 Z7 y  m' h% tbegin
% ~7 d( i+ \  i) J  d// Restore window station and desktop. 6 r  W4 ], O7 N: y* r( I- u
SetThreadDesktop(hdeskSave);
1 S2 \, k9 B; A" d1 C' ]$ h7 W% [SetProcessWindowStation(hwinstaSave);
( P" }; n" t2 H4 H+ B- [if hwinstaUser <> 0 then
6 J1 r1 R0 }1 H) Z9 FCloseWindowStation(hwinstaUser);
* v( e" ~9 b1 I6 v! t$ xif hdeskUser <> 0 then . y( w7 s6 Y: N1 e, \$ w
CloseDesktop(hdeskUser); + [4 F, a8 J1 W$ O
end; 2 T* b$ ?9 u1 A. L6 E( `- `) Q

- H  r0 H  |: _7 q& \/ M" W3 L+ Linitialization   m/ }$ }4 b) z6 _6 B9 E  R
InitServiceDesktop; 1 T$ {- F$ C3 ]# j. d5 i$ i
finalization " d* g  ?! ~- G+ J0 s0 g
DoneServiceDesktop; ( L- I% a7 w4 K7 c- x4 D6 [( u$ J
end.   R( m! ~! m! ~$ [+ s/ ?% [6 k
更详细的演示代码请参看:http://www.torry.net/samples/samples/os/isarticle.zip 7 a+ q1 ~$ v  R
! D$ ], M4 o; t) n$ f
(4)关于安装服务如何添加服务描述.有两种方法:一是修改注册表.服务的详细信息都位于HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\下面,例如我们刚才那个服务就位于HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\DelphiService下.第二种方法就是先用QueryServiceConfig2函数获取服务信息,然后ChangeServiceConfig2来改变描述.用Delphi实现的话,单元如下:
" T) ]5 S  s; ?
2 r! k" ]5 b$ B: |unit WinSvcEx;
* x4 f1 e) H, \; W" [( U) r( h5 z( a& N3 {' S! W4 A+ g2 x
interface
% S5 N3 W8 Y/ Y2 P1 n- a9 [# q2 x6 P9 u" G
uses Windows, WinSvc; - i  V5 U- u& p( U. M! Q4 K

0 b- o8 ?& E" [! ^const : c+ N( b1 A& Y# a& f
//
7 _& E. K: T( N* b// Service config info levels
6 ~8 n2 T9 }$ X1 W" I+ X$ o9 ?// . e* L3 i) r) ~" p, x; D; Z1 p" d# [0 ^
SERVICE_CONFIG_DESCRIPTION = 1;
' h8 W* s( B' p/ D3 c. @; {- L0 ISERVICE_CONFIG_FAILURE_ACTIONS = 2;
作者: 韩冰    时间: 2004-11-21 12:08
// 8 L- z  O7 A! M" x
// DLL name of imported functions ( }8 ?/ X  {- U" |
//
, L( c% g" T* m6 q  D( rAdvApiDLL = 'advapi32.dll'; ( w0 B0 n  J( C/ `! ?2 f
type
9 D+ m- d+ ^* ~2 h+ H2 g// 0 ?/ R$ q' h, ]" R4 h- }" f
// Service description string 5 F9 t8 J2 i, g& k* U
//
& Y3 o. O4 ?+ s# t/ G) l" E$ |PServiceDescriptionA = ^TServiceDescriptionA;
4 d/ {! t( k! A* p9 ^0 ?; NPServiceDescriptionW = ^TServiceDescriptionW;
1 r( u, H* Q" V! b2 g  IPServiceDescription = PServiceDescriptionA;
! ?9 V, Z  R. o+ I% ^{$EXTERNALSYM _SERVICE_DESCRIPTIONA}
6 @3 Y5 \5 ]( i_SERVICE_DESCRIPTIONA = record & m1 D" a3 _, `% N0 \: n+ l( q
lpDescription : PAnsiChar;
. u  O+ K! }+ ?; e0 _4 [7 lend;
& @, B0 n  l0 F( s% \( I{$EXTERNALSYM _SERVICE_DESCRIPTIONW}
( k$ ?( [% O, I9 ~( D. A$ P_SERVICE_DESCRIPTIONW = record
4 B, k; A+ K. M( v9 U" Y8 |lpDescription : PWideChar;
  B0 M. ]7 t2 j. l! u0 tend;
) D7 p: d; l# w2 n{$EXTERNALSYM _SERVICE_DESCRIPTION}
" g/ x. \1 e+ q( p_SERVICE_DESCRIPTION = _SERVICE_DESCRIPTIONA; " O, u* v' E: f/ H5 h- c0 G
{$EXTERNALSYM SERVICE_DESCRIPTIONA} & R- A' c1 i, `
SERVICE_DESCRIPTIONA = _SERVICE_DESCRIPTIONA;
  ]! i. d. B; B  k; J{$EXTERNALSYM SERVICE_DESCRIPTIONW} 4 I7 Z) Z9 I% Z
SERVICE_DESCRIPTIONW = _SERVICE_DESCRIPTIONW; $ ~2 [* z% r) ]6 K$ ]& w5 e6 T3 k5 g
{$EXTERNALSYM SERVICE_DESCRIPTION}
$ b2 ?; }4 n0 x3 h0 _SERVICE_DESCRIPTION = _SERVICE_DESCRIPTIONA; : z- H$ k7 ]5 b! Z2 r6 f# D/ a
TServiceDescriptionA = _SERVICE_DESCRIPTIONA; ; k+ F7 w/ l/ J( Q: k- e. e6 i: t! q* X
TServiceDescriptionW = _SERVICE_DESCRIPTIONW; 7 o+ G0 L/ g8 T) y+ m' _
TServiceDescription = TServiceDescriptionA; 3 ?- g8 V+ \0 n7 y0 o* c0 ?

! h; D, R) h0 X1 _//
* I1 G- R5 q7 i' W, h5 |// Actions to take on service failure
1 A( q' g0 n$ N//
' l% [. p. b0 q' g& c$ }{$EXTERNALSYM _SC_ACTION_TYPE} , a) H+ D. i6 _) A" l0 [) P
_SC_ACTION_TYPE = (SC_ACTION_NONE, SC_ACTION_RESTART, SC_ACTION_REBOOT, SC_ACTION_RUN_COMMAND);
& e& v$ p4 r. q) Y4 |7 X{$EXTERNALSYM SC_ACTION_TYPE} ' t' `2 t% V, x( D9 ~$ ]6 ]. u( N
SC_ACTION_TYPE = _SC_ACTION_TYPE;
9 ]+ Q: F( a0 _: a, E" Z, P- \' B8 |. B: g* z, p
PServiceAction = ^TServiceAction;
5 V( F8 Z& W( c- D, o& }  o9 w" j% w{$EXTERNALSYM _SC_ACTION} 2 K' s0 B) A( `6 [& @) b
_SC_ACTION = record
- I* D6 p* a. V. kaType : SC_ACTION_TYPE;
4 h* p9 i; T. ~2 N% ^3 K2 M& jDelay : DWORD;   a/ D% z8 Y8 q+ l4 ?( {4 G  Y
end;
5 D% J1 H# D/ n( S7 I/ v{$EXTERNALSYM SC_ACTION} / Z  N" ?! P; ]3 G/ `9 ?4 U$ ~
SC_ACTION = _SC_ACTION;
/ f  X$ z9 c9 C" m4 A$ LTServiceAction = _SC_ACTION;
$ Q8 [9 L& Q! i9 E# ~. u. e* e1 Z: m9 r1 x1 ^+ d
PServiceFailureActionsA = ^TServiceFailureActionsA;
" \  R* L9 n/ g, T8 dPServiceFailureActionsW = ^TServiceFailureActionsW;
# l0 f  V. L3 A' U+ ePServiceFailureActions = PServiceFailureActionsA;   B' a' @2 a0 F0 A% v9 |
{$EXTERNALSYM _SERVICE_FAILURE_ACTIONSA}
; q5 Z4 \8 X" \- f+ C_SERVICE_FAILURE_ACTIONSA = record ) ]8 E2 W5 F0 R* j) D
dwResetPeriod : DWORD;
7 o( G/ _& V& N; `% C; B( g5 q: llpRebootMsg : LPSTR; 3 m3 c& _  ~- h* k$ k& D& a. N
lpCommand : LPSTR;
; J+ n, \9 I6 AcActions : DWORD; 1 W+ G. ~0 G! E3 d: j4 F) h
lpsaActions : ^SC_ACTION;
7 `' E( {: U2 E6 Iend; 3 u4 D# c4 ?  u. o; \
{$EXTERNALSYM _SERVICE_FAILURE_ACTIONSW}
5 i4 X, r+ e4 f, M, u_SERVICE_FAILURE_ACTIONSW = record
% _( i/ B2 W! V; o2 b' E  d) zdwResetPeriod : DWORD; ( @! W9 ]! X/ @( A8 ^8 [
lpRebootMsg : LPWSTR; / Y$ `: G( L* M% K/ l; o
lpCommand : LPWSTR;
$ H2 t$ R" a7 ~; E' A: jcActions : DWORD;
" `( l; _( @2 U" z+ H# AlpsaActions : ^SC_ACTION;
- q/ [$ ]$ G8 r1 f) N$ I- mend; & a" H0 Q  R0 W8 E! u1 h$ ~
{$EXTERNALSYM _SERVICE_FAILURE_ACTIONS}   a0 y$ c- i' |- d9 v
_SERVICE_FAILURE_ACTIONS = _SERVICE_FAILURE_ACTIONSA;
1 S: o* r3 D+ G$ n2 c7 F{$EXTERNALSYM SERVICE_FAILURE_ACTIONSA}
: a$ G# J) v8 a7 b' l$ T( lSERVICE_FAILURE_ACTIONSA = _SERVICE_FAILURE_ACTIONSA; $ F4 O  L) V1 k
{$EXTERNALSYM SERVICE_FAILURE_ACTIONSW} $ x/ e8 g/ i5 Z
SERVICE_FAILURE_ACTIONSW = _SERVICE_FAILURE_ACTIONSW;
# X+ n8 q( E/ x{$EXTERNALSYM SERVICE_FAILURE_ACTIONS}
6 ~5 ]; H+ I4 g7 ^2 ySERVICE_FAILURE_ACTIONS = _SERVICE_FAILURE_ACTIONSA; ' d- e3 c1 Q2 ~% e; R
TServiceFailureActionsA = _SERVICE_FAILURE_ACTIONSA;
6 ~( c7 {; a9 z( P3 oTServiceFailureActionsW = _SERVICE_FAILURE_ACTIONSW; 2 n6 o. `7 U7 W" w1 i' J, G
TServiceFailureActions = TServiceFailureActionsA;
, W0 a3 S& v4 O5 }2 v; t$ {% N8 |) n
; _+ r, P4 \9 B" ^: W% E///////////////////////////////////////////////////////////////////////////
. N: `: D- a8 |% a. k// API Function Prototypes
# x/ w9 S' i" }6 V- n/////////////////////////////////////////////////////////////////////////// 1 v- m! _9 y, f/ y9 e
TQueryServiceConfig2 = function (hService : SC_HANDLE; dwInfoLevel : DWORD; lpBuffer : pointer; ; ]3 q/ Z7 J6 b& j- y+ x9 u
cbBufSize : DWORD; var pcbBytesNeeded) : BOOL; stdcall;
* I; ^2 v  V$ |, c; PTChangeServiceConfig2 = function (hService : SC_HANDLE; dwInfoLevel : DWORD; lpInfo : pointer) : BOOL; stdcall; 2 v% G7 H, \2 ]2 T) O% D) |
* O  u9 E( D$ q4 C( @; z8 v
var 7 {2 \2 D. I4 y9 P& A
hDLL : THandle ;
; q: N; A- ], H, h8 b$ RLibLoaded : boolean ; 7 F( g$ V9 L0 V
; P5 ~, k# C3 m5 F6 R6 E" P
var
  a- t" l1 m" R+ KOSVersionInfo : TOSVersionInfo;
( `8 F0 m/ L# v" @/ Y( P: a8 i& H
* u2 r' W: s! }! n) G/ O- I{$EXTERNALSYM QueryServiceConfig2A} ! Q' D: {" n( h
QueryServiceConfig2A : TQueryServiceConfig2;
4 E2 B  P8 N9 @( d{$EXTERNALSYM QueryServiceConfig2W}
% s$ Z! Z9 M! f9 _1 i' J* vQueryServiceConfig2W : TQueryServiceConfig2; " H  U2 g3 U* n) U' d
{$EXTERNALSYM QueryServiceConfig2}
1 t& |: a& \) P) C% a% b) IQueryServiceConfig2 : TQueryServiceConfig2;
* Q& g1 J6 b2 ]9 T1 B! k9 R5 |6 s3 y4 g
{$EXTERNALSYM ChangeServiceConfig2A}
0 [! l, Y! k5 Z! m" ZChangeServiceConfig2A : TChangeServiceConfig2; % K9 D+ P) V' u$ L* H, a; F0 y
{$EXTERNALSYM ChangeServiceConfig2W} 4 q! W6 K5 b' s; y2 H
ChangeServiceConfig2W : TChangeServiceConfig2; / e2 z! @- X' [7 ~
{$EXTERNALSYM ChangeServiceConfig2}
) ]& K' ^  v  IChangeServiceConfig2 : TChangeServiceConfig2;
6 R# P& m- b( ]& C# [9 ], r) f6 M* @- z3 l% M$ {! ?
implementation
% [$ J" J: v: s9 Y7 g
6 N0 M8 e/ N! K6 jinitialization
$ P% P- K' U- @# _1 F9 gOSVersionInfo.dwOSVersionInfoSize := SizeOf(OSVersionInfo);
. N' ^1 o  q% T% ~  B8 G3 G+ wGetVersionEx(OSVersionInfo); ' l' f  I; J& @3 ^+ e' K- k2 y
if (OSVersionInfo.dwPlatformId = VER_PLATFORM_WIN32_NT) and (OSVersionInfo.dwMajorVersion >= 5) then 8 ^. U4 y7 Y/ y9 p; y) z; N8 X0 q# `
begin
: q" |. D" U" k5 g7 Oif hDLL = 0 then
& [9 U. h2 I# @" @8 f  Ibegin , [3 A9 d" P" K3 J9 T
hDLL:=GetModuleHandle(AdvApiDLL); + p, Z8 n5 A' S+ \) w
LibLoaded := False; * O+ |: x7 Y3 R+ F  `
if hDLL = 0 then 2 H- H+ F0 Q5 Z
begin ) h& y' n' _. g* e% d7 ?: P/ }
hDLL := LoadLibrary(AdvApiDLL);   I6 H- h- J& |2 g- [3 s8 j
LibLoaded := True;
5 o! m, `+ u1 k6 G- ^end;
# z+ Z9 ?' M8 @end;
* P: Y+ @6 R( k* g/ l: j% N9 u0 B& j2 m$ u( M! B$ q' R- v. ~8 r5 ?& b
if hDLL <> 0 then
9 `* t; T0 d/ z1 H3 b! @begin
: V0 m8 }2 b/ O  V! o0 l% R9 @1 h@QueryServiceConfig2A := GetProcAddress(hDLL, 'QueryServiceConfig2A'); . d  |9 ^+ n3 b/ G, C
@QueryServiceConfig2W := GetProcAddress(hDLL, 'QueryServiceConfig2W'); / h( E% \2 A2 N# D, {; o% ?
@QueryServiceConfig2 := @QueryServiceConfig2A;
4 s4 [4 N" [; y" p/ o* S$ K@ChangeServiceConfig2A := GetProcAddress(hDLL, 'ChangeServiceConfig2A');
( y) U9 x4 ]& C# Y+ f( o# }@ChangeServiceConfig2W := GetProcAddress(hDLL, 'ChangeServiceConfig2W');
. C5 G+ D3 S2 [! k; h. i" ]@ChangeServiceConfig2 := @ChangeServiceConfig2A; 9 c( y4 Q9 H  N
end;
, B0 D" [6 ~# z; m+ p* s1 Zend
& C( Q8 A. W9 N; B: T$ p' Jelse , H6 y! ]# W3 @7 h
begin
' {" O6 a! \, @@QueryServiceConfig2A := nil; " M& x' O9 G( u$ @! M7 {) b2 F
@QueryServiceConfig2W := nil;
; C9 a* ~* @0 s) J4 Z0 c" Q: o@QueryServiceConfig2 := nil;
3 C- P  l# q5 V@ChangeServiceConfig2A := nil; # D  Q/ f9 K6 Y5 z% @9 X
@ChangeServiceConfig2W := nil;
- h' e! l$ m; F% @$ Y@ChangeServiceConfig2 := nil;
/ y, y) }' O; V' ]$ Xend; 8 A) z6 a! I8 P; e3 }

/ h0 T: ~" ^: B8 A3 Pfinalization / H% z6 _0 ^$ x$ o
if (hDLL <> 0) and LibLoaded then
7 |* D& ?/ T9 I  Y& Y  {3 rFreeLibrary(hDLL);
$ O( F3 ?5 O9 y9 a0 ~0 h/ V7 a+ @5 {( q5 c
end.
5 }& n) \0 u0 U! w0 T- w2 c( {
' p3 f5 T) `& e* q2 ^. `unit winntService;
  i7 E  p' x( I: _8 k  t6 k/ \( m
interface
$ t- Y6 ]+ ~. \( D& c3 g- k) E' ^3 n7 M9 y
uses
8 k/ H- O  ~4 G1 MWindows,WinSvc,WinSvcEx;
作者: 韩冰    时间: 2004-11-21 12:09
function InstallService(const strServiceName,strDisplayName,strDescription,strFilename: string):Boolean;
, D* Z, u& J% C# V//eg:InstallService('服务名称','显示名称','描述信息','服务文件');
' C  B+ c( U* d' X" e( b9 Eprocedure UninstallService(strServiceName:string); % s* n- N- _, f4 n9 S7 E8 v
implementation
& |' v( o+ Z. f, ~) p) v+ B" w8 j5 ?1 P/ H. X5 N
function StrLCopy(Dest: PChar; const Source: PChar; MaxLen: Cardinal): PChar; assembler;
+ N) Y7 Z/ v: tasm
6 V+ y; x, r, O; F, B6 l+ O/ r* S5 wPUSH EDI
: ]! q3 K, S! i# Z0 F& nPUSH ESI ( n3 ]. V; t( w/ f. B7 i) w1 d) F
PUSH EBX
7 F8 w5 Z. P) Y; h. p0 y" gMOV ESI,EAX
8 z6 I* v7 e! G; RMOV EDI,EDX / J- s; c5 z7 Q* R8 y
MOV EBX,ECX
, L7 s- ~  k5 T6 \XOR AL,AL * y7 }1 D# e8 D5 _
TEST ECX,ECX 4 D5 P# c2 x. V7 d; N5 w
JZ @@1
( d: ^6 ^* }% G! LREPNE SCASB 6 i/ Y+ e3 V3 n  Q
JNE @@1
7 X% f& m4 t& k8 d) J1 u- E# lINC ECX ; e! z! k* i, M( X9 r8 C
@@1: SUB EBX,ECX
8 }8 B  Z& s" I% l' ?$ BMOV EDI,ESI , `# Z( T% l6 s
MOV ESI,EDX
' |5 U' F  @# k1 I, r: x0 \" NMOV EDX,EDI
  k5 b. {! B/ \: ?& U8 ~/ l1 gMOV ECX,EBX . O8 p5 |, j, E# ^7 V% n
SHR ECX,2 5 B+ E# ^& n7 B7 ^9 e) F
REP MOVSD
* V/ a' v% P, t. O$ PMOV ECX,EBX : m: `( F  r3 t4 L4 {; g
AND ECX,3
% S7 z5 F1 P1 A1 F6 iREP MOVSB
# J) d- B2 M' g' A" X; xSTOSB
+ a7 e  v, y  o! G0 pMOV EAX,EDX 3 B6 m: r4 P) _: X5 [2 |+ w; r' u
POP EBX
  t- b; E8 I6 v1 ]# ^0 b( G- B" pPOP ESI
* m: @* N, A8 ~1 rPOP EDI ( G* I1 [4 L  C1 P2 P3 g0 x6 _
end; ! g6 P% C0 H& P% C
0 s, a6 W  _% u6 B
function StrPCopy(Dest: PChar; const Source: string): PChar; * s0 [- P2 n7 S) \7 x
begin 4 F% T* ?; U4 ?+ K  `6 M
Result := StrLCopy(Dest, PChar(Source), Length(Source));
1 P+ H1 M1 }+ wend;
9 ?6 u8 b$ W( n& \  E
; [& L2 f8 B2 C5 jfunction InstallService(const strServiceName,strDisplayName,strDescription,strFilename: string):Boolean; - d9 o6 O6 M: d, {3 i
var 7 j8 G; e0 n% O3 f
//ss : TServiceStatus;
2 g4 [& G3 S0 I; u# h& z//psTemp : PChar;
  o8 ~. l1 `5 Y/ r- f: q6 _0 q* f7 GhSCM,hSCS:THandle;
/ a& n, M% E2 j5 E
" I9 a, a3 K4 `& p9 O+ I) [# Xsrvdesc : PServiceDescription;
2 F. o0 h) q7 k* S! g; rdesc : string;
* L, w" O( r8 [+ D" P' c//SrvType : DWord;
/ s. B! Q& F( Q( ~8 ], a# \7 f3 U' t; H, p. X+ I
lpServiceArgVectors:pchar;
) G* X8 L5 j$ k% Jbegin - V  s+ U. o5 i/ P" I1 h
Result:=False; 5 r/ P& a/ j' |$ B
//psTemp := nil;
% W: @, F( O$ i  V# |8 x$ A: g//SrvType := SERVICE_WIN32_OWN_PROCESS and SERVICE_INTERACTIVE_PROCESS; 7 V: t- O; I6 O' X+ s2 _# V
hSCM:=OpenSCManager(nil,nil,SC_MANAGER_ALL_ACCESS);//连接服务数据库
; e0 e- a3 I6 z  y* N; Eif hSCM=0 then Exit;//MessageBox(hHandle,Pchar(SysErrorMessage(GetLastError)),'服务程序管理器',MB_ICONERROR+MB_TOPMOST);
' y0 j+ W6 p0 G; N* j9 B+ m$ d# i( U

3 J  z7 ~  K+ ~hSCS:=CreateService( //创建服务函数
6 U5 B9 T' J, {: R2 JhSCM, // 服务控制管理句柄
6 _9 z8 r# ^$ E! ?+ e6 vPchar(strServiceName), // 服务名称   Z+ C% s3 U: `' M6 b0 i. i) j
Pchar(strDisplayName), // 显示的服务名称 # W9 o0 x' ]3 ?/ n. z
SERVICE_ALL_ACCESS, // 存取权利 ; A. }* b# E( N2 B5 g6 C3 O& E
SERVICE_WIN32_OWN_PROCESS or SERVICE_INTERACTIVE_PROCESS,// 服务类型 SERVICE_WIN32_SHARE_PROCESS
. Y  \" ^' F% y6 T4 }1 ?SERVICE_AUTO_START, // 启动类型
1 J: T: X& x4 Y3 s: S( LSERVICE_ERROR_IGNORE, // 错误控制类型 " s1 [- O$ M- k* q( T
Pchar(strFilename), // 服务程序 ' g& L. H; v3 l8 k' `  n
nil, // 组服务名称 ) o2 Z; K" d; D( S. c. x/ p) Z2 Q
nil, // 组标识
! n* J( y: q: m( _, ^3 K7 rnil, // 依赖的服务
- S6 t& _4 p) Z- H0 i- Q  ?nil, // 启动服务帐号
4 S8 L7 a! D* v* e3 m) R& p9 z' Q: |nil); // 启动服务口令 2 F7 p0 z& V5 o# K6 J* G& `3 S/ ~
if hSCS=0 then Exit;//MessageBox(hHandle,Pchar(SysErrorMessage(GetLastError)),Pchar(Application.Title),MB_ICONERROR+MB_TOPMOST); 9 o. n+ ^0 P% f% L& w( u5 L) @

5 x% g5 M% x5 x: i, ]% l: [& @6 H, \, }2 Cif Assigned(ChangeServiceConfig2) then
: Q3 |1 k( d& J2 W+ i6 ^$ rbegin 7 V. \$ h& s' z
desc := Copy(strDescription,1,1024); , w) f  T8 I; S' x$ T7 T
GetMem(srvdesc,SizeOf(TServiceDescription)); " m! m0 Q1 p+ J$ \! e( E
GetMem(srvdesc^.lpDescription,Length(desc) + 1);
& @" E9 \% O& wtry
+ Q5 E4 ^: e+ j! SStrPCopy(srvdesc^.lpDescription, desc); % C1 g7 g/ }6 A) v: E
ChangeServiceConfig2(hSCS,SERVICE_CONFIG_DESCRIPTION,srvdesc); ! ]( Z0 O0 N2 `2 o
finally / @4 \# Z, X6 u- ~$ D8 g
FreeMem(srvdesc^.lpDescription); ' O) h5 r, f9 W
FreeMem(srvdesc);
" E3 a+ c, H* v4 T' v2 nend;
. _5 @7 n& ^. hend; 7 A/ b, c; B6 C# c
lpServiceArgVectors := nil;
$ Q+ B3 n/ ^. Y/ T! Z! o% B% vif not StartService(hSCS, 0, lpServiceArgVectors) then //启动服务 1 J. c5 Z( t0 O7 c5 f; [
Exit; //MessageBox(hHandle,Pchar(SysErrorMessage(GetLastError)),Pchar(Application.Title),MB_ICONERROR+MB_TOPMOST); : b& c$ J6 W; I8 c# J* @
CloseServiceHandle(hSCS); //关闭句柄
! Y  X) c! R6 t8 i, rResult:=True;
1 ~. h) z9 a3 `! L6 ^end;
4 A0 y9 N0 r$ U9 M' M: R$ b- A8 gprocedure UninstallService(strServiceName:string); " h$ O6 a. e1 v/ ?/ K( @. r. R" E
var
( y$ ~$ P' i. B) GSCManager: SC_HANDLE; . @( W1 W3 S% O+ q* o
Service: SC_HANDLE;
! L6 B( A2 J2 S; |Status: TServiceStatus;
+ {& s% Z) b+ v7 j3 Sbegin ( A* _! ]! g1 t  _0 j6 w, e. [
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
1 j5 `+ d; ^- O# \! \) j6 b( Fif SCManager = 0 then Exit;
0 K0 L( Z6 {7 |. gtry
- C( G4 {7 G  {# j/ Z7 y8 W7 l7 l% mService := OpenService(SCManager, Pchar(strServiceName), SERVICE_ALL_ACCESS); 9 n9 E! }( }* N
ControlService(Service, SERVICE_CONTROL_STOP, Status); . v% |4 H/ p  v. N5 \; ~
DeleteService(Service);
) |( W, l) `6 W! sCloseServiceHandle(Service); 1 c. r3 ~. K1 v
finally
" C: K: |7 K% I2 @+ `5 Q3 @CloseServiceHandle(SCManager);
! X% A! m% M# Q2 H' r& Gend; 5 t: Q+ M; Y' M  B
end; / T7 L0 k) s: ?1 f, \2 k; r
( I. B  ]2 T' G/ ]" X4 W
end.
" q  @) t7 i( N- W: C; U% M. J0 B- [3 \# D3 J0 C& g6 q
(5)如何暴力关闭一个服务程序,实现我们以前那个"NT工具箱"的功能?首先,根据进程名称来杀死进程是用以下函数: 6 J/ V9 N' G4 U8 o
uses Tlhelp32;
# h5 V3 u2 q5 W) ~3 M
) C' R4 F; W/ z1 L) \' J9 ~) Y1 Kfunction KillTask(ExeFileName: string): Integer; ( J0 D* T0 R6 l% p4 u2 @4 B
const ; U, Y8 V' @$ s- }2 ~, F
PROCESS_TERMINATE = 01; ; Z  W+ h7 v7 _* {6 n; U  U6 `
var
$ j8 c, O7 Q3 X" u% IContinueLoop: BOOL;
6 U9 s, J9 Q$ U2 ^( B. NFSnapshotHandle: THandle; + x. E5 q0 P  P2 [' t' \8 X0 u
FProcessEntry32: TProcessEntry32; 7 }/ K6 q- @  ~' A- b/ p- }4 f
begin 4 F7 E* c; Y, ]+ ~9 ^# d8 }: k/ d
Result := 0;
8 {& X0 n/ M! X9 |- ?! BFSnapshotHandle := CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); - w6 f8 r7 i2 a* k% j8 }
FProcessEntry32.dwSize := SizeOf(FProcessEntry32);
( v8 d  q+ B7 c: e* F. r6 ~& U( AContinueLoop := Process32First(FSnapshotHandle, FProcessEntry32); ' v: P+ @4 }$ \( Y
" s- x$ W& p4 A. m# h4 ?
while Integer(ContinueLoop) <> 0 do
, q" \' U* _1 S2 Rbegin
  r5 o  X% A1 x2 q* M5 E: [9 O2 |( eif ((UpperCase(ExtractFileName(FProcessEntry32.szExeFile)) =
5 [' z: r& ]% }% d# rUpperCase(ExeFileName)) or (UpperCase(FProcessEntry32.szExeFile) = 1 D6 Y  X9 q* Y, U4 X' O: E; }  D
UpperCase(ExeFileName))) then
6 G$ X+ Y0 b5 ^" aResult := Integer(TerminateProcess( + m3 x; `8 O1 a+ E  N6 `+ Q' y
OpenProcess(PROCESS_TERMINATE,
+ I7 y" a% n7 M' B9 L, jBOOL(0),
* {% k. {. T: sFProcessEntry32.th32ProcessID),
7 j  E/ ^3 k% \) F- R1 M3 d6 q0));
2 x' k/ b" L/ U% ?% Z' NContinueLoop := Process32Next(FSnapshotHandle, FProcessEntry32);
* Z2 Y* ]3 i: _( Tend;
$ ]0 @  G) w6 Q; U. ~  a2 W4 O8 cCloseHandle(FSnapshotHandle); 9 E) w5 w# B# @' G
end; 8 g, L1 q  ^: F: S

1 S; `/ o  [5 H0 q6 G, b% ?$ L7 |: m但是对于服务程序,它会提示"拒绝访问".其实只要程序拥有Debug权限即可:
: `" P0 w" y9 R" a0 Qfunction EnableDebugPrivilege: Boolean; 6 C4 P, m+ A4 T! ]% J
function EnablePrivilege(hToken: Cardinal; PrivName: string; bEnable: Boolean): Boolean; ' [" y& I1 J% j7 u8 N# w  i
var & W# |( J% Z; Z/ O7 r
TP: TOKEN_PRIVILEGES; + t  U( t" ]8 @7 J1 k& V8 \# e
Dummy: Cardinal;
* H) e- b6 H& e, U$ w$ b6 W2 [begin
. c& ^" ]2 i* \  H; fTP.PrivilegeCount := 1;
: W8 i* ?) \# v# ^- d) N7 @" GLookupPrivilegeValue(nil, pchar(PrivName), TP.Privileges[0].Luid);
+ Q) `2 l3 a1 u. |: `; kif bEnable then ' l0 P( J) P( J0 U6 C. ]
TP.Privileges[0].Attributes := SE_PRIVILEGE_ENABLED
* b: K. `  Y& N; E; `& f. x& Nelse TP.Privileges[0].Attributes := 0;
* p9 }2 ^/ }/ A, o) B, u, iAdjustTokenPrivileges(hToken, False, TP, SizeOf(TP), nil, Dummy);
, H9 d7 S' V+ M& ?( yResult := GetLastError = ERROR_SUCCESS; . l5 E* s+ j, O/ k+ R
end;
/ @; R4 @& K2 W; Q2 \2 R& ]# r: G0 C
6 Y. k7 F5 r- avar
: U  B- O% _. u/ E5 ?hToken: Cardinal;
) b7 @) s/ {0 ]( R- Ebegin
& R2 p8 i7 b$ M: t# lOpenProcessToken(GetCurrentProcess, TOKEN_ADJUST_PRIVILEGES, hToken); ( p" U, V! w! B
result:=EnablePrivilege(hToken, 'SeDebugPrivilege', True); . K' \) u8 G( t% n. {8 F
CloseHandle(hToken); 1 ^$ Z* l9 A1 i. ?7 o+ f. N) }
end;
/ j0 [0 Q8 t& p" B# ?" f; J3 X/ W  J. e  f5 L3 [8 N1 m
使用方法: ) y4 E) i$ C% W
EnableDebugPrivilege;//提升权限
" V* X0 R  s9 ]* ?( {, Z$ w9 bKillTask('xxxx.exe');//关闭该服务程序.




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