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用Delphi创建服务程序

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发表于 2004-11-21 12:05 |只看该作者 |倒序浏览
|招呼Ta 关注Ta
(1)不用登陆进系统即可运行. 4 l( T* c+ h8 B- @; ~! Y$ o
    (2)具有SYSTEM特权.所以你在进程管理器里面是无法结束它的. % q/ M: d8 Y' S# i. f6 k" z5 T6 ^

7 Y% D+ i1 u& ?/ E    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.
  M( g4 k# t, T' c* ?    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: ; H0 o! r! O. p, ]* r( h: b4 p' s
- [8 t- {  s0 c; Z' `, p2 P- R
    (1)DisplayName:服务的显示名称 7 @" n* e+ j" w
    (2)Name:服务名称. ! f" E+ D9 |2 p

, F! Z% D5 o1 `* s$ _) e    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.
, X$ p- M. K; I
, T: d* F2 `4 `: N+ K/ h+ O- o& ]    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.
6 L4 d% X/ P4 k( q; {( {, i, K, x  \) J2 N
    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. 2 Q( ^; |; A: S' _2 O4 z

2 E7 n; U' G5 B    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:
# t1 ?/ z% }. [0 S" y5 P* c
/ Y  @0 t+ D! ^: Z* z* {, Z5 p& R0 r" O4 H4 K- ]4 Q
unit Unit_Main; : F. m2 h1 v# ~! e7 Y- q" b
/ D3 j8 I9 k7 O) r9 A
interface
- K4 T" P; c( c% [8 P- x/ z' U  z# |5 d) D
uses
7 A% i: @; o: W. TWindows, Messages, SysUtils, Classes, Graphics, Controls, SvcMgr, Dialogs, Unit_FrmMain; $ K) H' c  p' Y& L- v) w- l! y

6 S% {0 \7 c; ytype ' z, U; z& S$ V
TDelphiService = class(TService) * W: C, t+ Z+ U5 o, V
procedure ServiceContinue(Sender: TService; var Continued: Boolean);
) L( E0 s4 F3 z! B! [4 Uprocedure ServiceExecute(Sender: TService);
2 V1 O6 H" C( P' l9 g' Z! [procedure ServicePause(Sender: TService; var Paused: Boolean);
7 a' m% o. g, C5 K) }+ r5 B) q& j% A; ]procedure ServiceShutdown(Sender: TService);
9 Y; i. j1 s- c' s) Hprocedure ServiceStart(Sender: TService; var Started: Boolean); 9 ?8 j3 j1 q2 v  O4 b6 \
procedure ServiceStop(Sender: TService; var Stopped: Boolean);
  G, [9 J8 ^8 }: N/ bprivate 6 Y) m& {, J3 ]2 M( I
{ Private declarations }
$ S- g$ l8 N. y. |public
2 c0 w% w7 D% ?' r) [# Yfunction GetServiceController: TServiceController; override;
8 H2 V2 B% x3 l: e( M& f{ Public declarations }
- r' e  E# I/ r/ n' x/ tend;
0 r8 G8 E! L0 K' g3 \- \8 o) E/ C, v* x
var
0 T0 U  ~4 J) _. E! l0 f& jDelphiService: TDelphiService;
. j$ T; ?) Q) z7 \FrmMain: TFrmMain;
! x. G8 i0 F- W( vimplementation
! r' ?. l0 \& _: X3 \
$ r" K5 u: `0 o6 Y9 l( l) e( y{$R *.DFM} & R; s/ C% R1 ]4 A

& B% L6 T' ?7 y* eprocedure ServiceController(CtrlCode: DWord); stdcall; - s4 [  F7 ~+ B3 f
begin
5 m7 ^4 @2 `3 W) EDelphiService.Controller(CtrlCode); % M# i5 s; L' I2 d$ S! S
end;
8 |( x. D- p3 o- q1 T" X! [' s
! l5 N9 K: E/ Z( B; t5 Z" Dfunction TDelphiService.GetServiceController: TServiceController; ' g' S0 k- ~- |  @
begin
/ I3 h9 f0 s5 K& S3 x8 VResult := ServiceController;
* E4 N" O2 A% ~$ ?0 gend; * C6 w7 [+ c" \6 `$ F% z% {5 K

* C6 c* w" L& hprocedure TDelphiService.ServiceContinue(Sender: TService;
5 J9 m% n, U) H0 F6 H5 Bvar Continued: Boolean); 0 ^3 A% T, _# I; H
begin & z6 [# Z7 R. `3 `- u
while not Terminated do , l. L7 B$ R* a7 o
begin % K' I* b( {2 F1 l+ @
Sleep(10); ' `5 |+ k" K' q0 m2 G4 x5 k
ServiceThread.ProcessRequests(False);
# ~! d1 h- [, W- [* Fend; # i! a  o% Y& |' Z& V- A
end;
0 Z: o: n; k! d* t+ u: J8 i
$ @$ O/ l( Z/ _( iprocedure TDelphiService.ServiceExecute(Sender: TService); ( T) A9 t1 k+ @2 T& g+ I5 k* _  ]
begin
8 ^0 x+ x: W8 {: T- gwhile not Terminated do
+ B+ F9 [$ I7 i% m% e* f1 ?3 G# abegin
1 v  B" y& g7 \  S/ RSleep(10); " p$ m5 `% e+ B, g
ServiceThread.ProcessRequests(False);
+ z" ~- F! Z+ I" e" @* Cend; # k7 a$ i4 H$ R# g6 v1 N
end;
  z( ?; A& Q& u) `9 L$ t8 C: q+ D
: V* d, N$ w7 c; w9 z8 b2 i( o3 ~) Wprocedure TDelphiService.ServicePause(Sender: TService;
! Y7 L1 w8 |8 k; Y( k9 [var Paused: Boolean); 8 q, `3 i( j/ Q
begin
1 l* V3 V5 F( l+ p9 lPaused := True; : A) a  {; L* a) C% R9 j: n
end; . l) K+ w1 D4 ]

$ O# U+ Y8 D) ^, h/ R7 Sprocedure TDelphiService.ServiceShutdown(Sender: TService); ! v2 S+ v% p; L# L
begin
  ~+ }$ K* O$ qgbCanClose := true; * S& {2 ?9 J7 \1 k
FrmMain.Free; 2 Y& e$ y8 R6 ~+ Z1 v2 o
Status := csStopped;
% e* V. R9 |, T9 A8 `$ b- JReportStatus(); 8 Y: Q+ Q% e3 }2 i, ?/ |
end;
( `4 R4 z9 K; N) H
3 A: h; f# [1 Z, p+ Uprocedure TDelphiService.ServiceStart(Sender: TService;
& W' N- m; P! m  j/ R! i7 K: ^' nvar Started: Boolean); - o- \) x5 x. Q: I3 j
begin
. |& W: S) R! o  Z/ h6 E$ dStarted := True;
) j$ Q. [9 ^$ L* M1 b' \" oSvcmgr.Application.CreateForm(TFrmMain, FrmMain); / a; T7 Z6 w! d& E$ C
gbCanClose := False;
: k* ~! p$ Q' Y: m# }FrmMain.Hide;
2 v( m6 @  S" J  P0 O* Wend;
5 N( S( I/ c! [. f' Z. d, U2 ~9 Q2 A
procedure TDelphiService.ServiceStop(Sender: TService; 7 v/ x( b+ o( ?/ A! o
var Stopped: Boolean);
: k6 R/ [" ], B+ {6 c( i  U; Ibegin & \1 V/ F: m2 H
Stopped := True;
+ k8 O8 @" ?5 G9 U* ^7 `7 x  EgbCanClose := True; + Y' r  P; n+ ?, {. E
FrmMain.Free;
5 f, v0 w5 g5 N% ?1 wend; 3 T+ F0 s0 g) a. A$ S: b
1 b( @9 ?& X2 y8 U7 o
end.
  t: L' y* {6 T- H; `, l6 F! V
& ^. b+ W3 P3 S$ M/ A/ i# Z" U4 m1 [" ^- W, y1 d
主窗口单元如下:
( e1 X/ h; W) ^
: j3 D$ o! Q. l. M8 J& aunit Unit_FrmMain;
' k- y) D$ I) Q+ N: v" ]3 s+ ]# `8 \
. o" }8 A' H+ B7 o% pinterface
' a2 |( A, P/ E: W  Y/ \2 C4 H+ a6 M0 T9 l
uses
2 D1 }3 M6 X# tWindows, Messages, SysUtils, Variants, Classes, ShellApi, Graphics, Controls, Forms,
- a3 D# X0 U  p1 a* c) m8 SDialogs, ExtCtrls, StdCtrls;
( V* G. s- B3 y4 ]; d* f1 `% d
& w' p; T8 V6 C2 t2 Vconst
) U9 Q" Z' ?, Y1 VWM_TrayIcon = WM_USER + 1234; * X+ m' t3 p  u* a* a& M3 b
type 4 W5 ~: J% {+ T* M
TFrmMain = class(TForm)
1 c) F& X1 ^* T: l/ g# P+ ~Timer1: TTimer; % d! O& `3 R. r: j
Button1: TButton; 8 H$ v( f0 E2 w! c) w6 V
procedure FormCreate(Sender: TObject); - J0 F6 Y6 f8 {# M1 m9 Q" N2 w
procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
$ z, r  _. @. j) D" _+ _9 Mprocedure FormDestroy(Sender: TObject); 5 B8 U; x* O+ L  U$ ^7 y* D
procedure Timer1Timer(Sender: TObject);
9 |$ t/ Q" d7 ~6 M9 Yprocedure Button1Click(Sender: TObject);
: t8 k; R& D) M6 C. S) Lprivate
$ ^  Q/ X7 U7 Y  ]{ Private declarations }
+ ]4 L& D% T$ G! V, p- NIconData: TNotifyIconData; / {% b: {7 e' S- ?% l; s! o
procedure AddIconToTray;
: N& `. t6 w$ f3 N9 cprocedure DelIconFromTray;
; {: p2 ?% t$ U. c+ [procedure TrayIconMessage(var Msg: TMessage); message WM_TrayIcon; / H# o3 T5 P  J; A) @9 h
procedure SysButtonMsg(var Msg: TMessage); message WM_SYSCOMMAND;
' V% X) a6 p! J9 F* d& v* |public ; U5 n0 ~( X: V6 m3 S
{ Public declarations }
. W# o8 ]+ N4 X. `. a2 ~end; ' [9 `% L  L( a3 W1 d  s  V- ~
, ]: m2 v2 J' ?) r+ I
var ; V1 U6 x  z* `0 K7 T
FrmMain: TFrmMain; 9 @# s/ p7 T: A+ e; P9 ]# l
gbCanClose: Boolean;
; O1 U! S0 ^# a9 }implementation . X: U. h$ C% }* H; G
! _3 q- g- L& c6 Z, f# E
{$R *.dfm}
" Q  }6 o" Y9 `$ |
6 t6 w) n, ]. r- f  ~% ~* Hprocedure TFrmMain.FormCreate(Sender: TObject);
# X- N4 b% s, B8 mbegin
% t& m) l" Z9 f. i/ O! pFormStyle := fsStayOnTop;
* q, |4 i& q0 C4 k$ aSetWindowLong(Application.Handle, GWL_EXSTYLE, WS_EX_TOOLWINDOW);
8 S- g- K& O" x- ygbCanClose := False; , N. Z/ ?2 A# `- f& A) d
Timer1.Interval := 1000; % Y0 P9 |3 l& [% h: O
Timer1.Enabled := True; & o+ P+ M, K. g. ]/ v4 p7 N
end;
. s+ n6 P- H% T+ t
8 ?  Z. D6 R4 [+ Mprocedure TFrmMain.FormCloseQuery(Sender: TObject; var CanClose: Boolean); 5 A. D" j$ }: o
begin
! A2 x. M! ?! ~CanClose := gbCanClose;
$ x) E0 R% f1 _" D1 _% @if not CanClose then , X, n: m: ~4 y9 k+ W
begin 9 a0 K' s: U) F. c/ i* v
Hide;
# N6 B% ~- d5 h! c6 o  }. N  n( {end; ! n7 c$ t7 C$ \: H' c
end; 0 X+ I' l# [2 S% p& E
; G& l- s5 l9 l; b7 K2 d
procedure TFrmMain.FormDestroy(Sender: TObject); ! S, }' ~6 A% I3 V
begin : m- {/ P& \- ]8 E
Timer1.Enabled := False;
0 G9 U* `0 f/ w# U' B+ ~  `DelIconFromTray; 7 t' q% `9 r. s7 [
end;
/ }- p9 r2 V  g% E! m& a, p
1 }2 B' [& m  Oprocedure TFrmMain.AddIconToTray; 5 S5 q7 x: h& f: g
begin
. v: q( c+ t5 G; J* v4 P, N3 OZeroMemory(@IconData, SizeOf(TNotifyIconData)); 9 J( ]" j) G0 B) M4 Z3 @% |9 S
IconData.cbSize := SizeOf(TNotifyIconData); 3 h7 k2 ]) t4 D0 w, z) s" W  X2 c
IconData.Wnd := Handle;   d8 d3 x: }* }" ]' i
IconData.uID := 1;
, f. ^1 e2 @, i5 p, RIconData.uFlags := NIF_MESSAGE or NIF_ICON or NIF_TIP; 2 t$ O% ?) z2 w+ R+ Q8 \
IconData.uCallbackMessage := WM_TrayIcon;
5 i5 G& s5 o3 C: \" I: n) D3 QIconData.hIcon := Application.Icon.Handle;
: D' U7 V9 C$ i# o9 w# M4 l8 n$ oIconData.szTip := 'Delphi服务演示程序'; . j% h2 n1 d" k. e: u% l0 f6 L
Shell_NotifyIcon(NIM_ADD, @IconData); 8 z/ M9 j) ~& |1 I/ W
end; . |; f6 m' g: S6 J3 C

2 [# X3 d; _  E. Q/ Z0 ?6 kprocedure TFrmMain.DelIconFromTray; & N7 T- h( Z6 q- [+ E! k: @: H
begin 6 i, t( \$ @# x1 a
Shell_NotifyIcon(NIM_DELETE, @IconData); - r! B& u/ @9 {1 V5 K& e
end; ! f. g  W0 J' R# ?
6 A: w+ X7 `( j4 d
procedure TFrmMain.SysButtonMsg(var Msg: TMessage);
1 G9 ^; W. J$ w' Tbegin 4 i" z+ L, {4 ?% e  T
if (Msg.wParam = SC_CLOSE) or 4 a" Y) [1 I) P' v. W
(Msg.wParam = SC_MINIMIZE) then Hide ; c# Z, P4 b, d  k
else inherited; // 执行默认动作
  k1 a+ f3 C  q( }1 n% Send;
' J7 `3 T9 R, r4 W' i: W. m3 ]' L8 z$ U
procedure TFrmMain.TrayIconMessage(var Msg: TMessage);
8 A5 Z% b. Z( k) I( V8 S6 q1 zbegin
- c: _; Z: N* e) H# i2 Qif (Msg.LParam = WM_LBUTTONDBLCLK) then Show();
5 \3 B) ^- @& b: h+ b' B& n" b$ Dend;
. q* n; n% e% S( Y" }3 w1 d) w/ n& |
procedure TFrmMain.Timer1Timer(Sender: TObject);
, Z* ^9 x  Y5 |0 x, {begin
$ V* G1 M; G4 l& k1 K4 p* z: `' q! x4 g3 YAddIconToTray; 7 g) Z* W7 \7 k7 D
end; 7 c3 `7 I- w0 _# J6 @# }
4 P2 U; c, J$ t# ?9 [9 S0 B
procedure SendHokKey;stdcall;
0 q. e% b- S0 U. uvar 6 A% r! X% P. n  P! G. ~6 s% l
HDesk_WL: HDESK;   D  Q% F  b6 Z: G% [& n- k# e# j/ u. T
begin
8 X0 s! q7 z; ~HDesk_WL := OpenDesktop ('Winlogon', 0, False, DESKTOP_JOURNALPLAYBACK); 8 u" b8 A6 N5 |$ V# G* H, ]
if (HDesk_WL <> 0) then & Q6 s: e' \) l3 G5 W& I3 H
if (SetThreadDesktop (HDesk_WL) = True) then
' I& o& A6 L, R- x3 ~PostMessage(HWND_BROADCAST, WM_HOTKEY, 0, MAKELONG (MOD_ALT or MOD_CONTROL, VK_DELETE));
% P  N" F: v0 ^1 `& Tend; 4 q. M% P3 J# z! ?

; O) a/ c, \: t' h/ t3 y- `procedure TFrmMain.Button1Click(Sender: TObject);
3 M$ \: r2 e# Tvar
3 h6 L5 o! r! [' F, U: k% P8 IdwThreadID : DWORD; 3 u' n, b" ?" t' z
begin 3 [5 [: ]5 X/ v8 _, [9 X' |7 H
CreateThread(nil, 0, @SendHokKey, nil, 0, dwThreadID); ( q: S* [1 @0 \( B) X. S$ Q
end;
& X6 H* z  `  z  @( }+ j
: ~/ Q. j7 T0 Y0 b% Q: `& J! Wend.
, F+ V/ o4 N# K, N9 _
& M: m  N* ?! i$ J$ q9 N0 \; ^7 r' }/ [4 g/ x6 l
补充: 6 O( o$ B& M% W& P" T3 j! Y2 U1 {
(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. + g2 H3 k- |9 n6 c. q0 e4 d
' V7 L) \0 ~  d/ l$ a
(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. 9 f; j3 g8 W% q! f$ n

! ]( H3 Y: e  w! i(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: $ A) Y) {' L+ e- U: R/ a( p  R
unit ServiceDesktop;
7 h  u* X% O5 O& P( `, x( @& r7 w9 w" c+ D9 a9 V
interface
2 \+ o1 w& Q8 @0 H5 c3 Z; |( `0 g: r  \+ n! e6 ?5 d* m
function InitServiceDesktop: boolean; 2 L' m' ^& ~5 n' g. O
procedure DoneServiceDeskTop;
6 Y1 E) U5 x3 G* ~/ E4 _# V( o( n/ I! C/ [- e# P
implementation 4 @/ [7 ~% k. M: o: _5 Z

7 R$ t2 q5 e/ j' v& Z6 puses Windows, SysUtils;
/ b  H5 m- F6 ?
" a$ z! B3 {; @, @3 Yconst + O" q/ j' l+ M. Q
DefaultWindowStation = 'WinSta0';
- o# r$ R8 H% w; FDefaultDesktop = 'Default'; 8 P" h5 `  N7 W" Q: x
var
0 \% \5 X9 V9 _/ @' ~0 ThwinstaSave: HWINSTA; 6 S# Z* t/ P0 A5 P  W3 n7 ?8 `
hdeskSave: HDESK; ; u, I8 k  e; |0 Z+ V1 ?
hwinstaUser: HWINSTA; 6 v1 D( ~) \8 ?% p
hdeskUser: HDESK; 7 H# g5 |$ V7 A- T! C$ z' ~
function InitServiceDesktop: boolean;   C8 }- ]/ J( x$ y6 X5 u( L
var
  L1 `2 b* z, B6 D% AdwThreadId: DWORD;
7 [( }- i/ u8 ~. c$ [8 ]; p4 f0 Mbegin
! ^1 M/ U% B2 T* a  mdwThreadId := GetCurrentThreadID; 4 T7 M/ e& H- M7 C
// Ensure connection to service window station and desktop, and
; ^% A# ^2 {/ y6 k8 t% X// save their handles.
  H6 f( t- a/ {& u% ~hwinstaSave := GetProcessWindowStation; ' @+ d& F( {; f* x! z- A. J
hdeskSave := GetThreadDesktop(dwThreadId); " C$ _: X$ T$ r+ a+ \" E5 k4 p
1 ?& O3 [) c5 H% F! f5 I4 {( Y9 k
  i% @, x7 o- ?# T
hwinstaUser := OpenWindowStation(DefaultWindowStation, FALSE, MAXIMUM_ALLOWED); ( X# G0 m/ ]( r6 ?1 b
if hwinstaUser = 0 then
6 Y- [; q, q* G: k% b+ cbegin
! ]" x. [% h* h- _" q- JOutputDebugString(PChar('OpenWindowStation failed' + SysErrorMessage(GetLastError))); / n& c) S7 ~/ d
Result := false; & X8 e8 Y. Q( b9 O. g1 _* u
exit;
$ A8 `  y6 ~; `1 o" Y7 ^" r3 ]2 C" |end;
. v1 w/ O8 E% V2 l! \
% V' P/ q" V1 s' F; _1 S5 i7 Gif not SetProcessWindowStation(hwinstaUser) then 0 m$ p3 \. y/ I  p# }, [
begin
& E5 Z1 J) K4 Y" A7 ?OutputDebugString('SetProcessWindowStation failed'); $ m& ]/ T6 a4 S
Result := false;
( ?) y2 N0 N- E) T( o! qexit;
9 n% c8 w% R* g  K# E. E! yend;
# _- `) q$ w) t! q$ A/ F) D& c. Y( u, K; R; j
hdeskUser := OpenDesktop(DefaultDesktop, 0, FALSE, MAXIMUM_ALLOWED); & A6 y) j! z. Z
if hdeskUser = 0 then : B6 `0 Q. I) i; s8 |2 r9 N- v" s
begin
% i: C0 U+ ?& c, xOutputDebugString('OpenDesktop failed'); 3 V5 E# J0 {  L- N$ |/ ]
SetProcessWindowStation(hwinstaSave);
# @+ d, F7 e) ?$ gCloseWindowStation(hwinstaUser); 5 I6 O/ p' O  ?
Result := false; ) G$ }! W- U  z# y
exit;
6 b/ @- m/ r- }& _- {# w& nend; 7 Y! `6 j4 R3 U  a: |
Result := SetThreadDesktop(hdeskUser);
# A! Q" Z% M7 G3 Wif not Result then
' R( U7 e5 f9 O1 Y+ sOutputDebugString(PChar('SetThreadDesktop' + SysErrorMessage(GetLastError))); ( P0 `2 S9 q2 u+ ]
end; * Q. `3 \6 B8 q- P  a: ~3 @
1 l0 t) }8 r- A- p6 @
procedure DoneServiceDeskTop;
, F0 e5 M6 y% l# H1 B; ^, S, qbegin
4 b7 C4 V3 b1 L% t# {// Restore window station and desktop. & m2 {' r* i2 w% I& N1 j* }$ Z
SetThreadDesktop(hdeskSave);
) ?  @- }6 S. l# h% ~/ i2 ~SetProcessWindowStation(hwinstaSave); / y/ i' `0 Y, V! K
if hwinstaUser <> 0 then ) d# }3 P0 f' x1 j% e; q
CloseWindowStation(hwinstaUser); 0 h; f& Y+ B" \" ?  J
if hdeskUser <> 0 then ( O7 G! t* a5 W# a3 ~
CloseDesktop(hdeskUser); ) c& ~- [  @* @- q6 _
end;
/ p! G' l! S3 e; x$ ^6 O
( }$ X9 v9 n# {# winitialization ; V7 E$ q8 D6 w
InitServiceDesktop;
* b0 N! W5 K) ?% S: Ifinalization
" ]+ c; `" y! T9 p  C6 kDoneServiceDesktop; * U& j- r8 w, G3 a3 n
end.
8 r1 y0 }0 y' \& h更详细的演示代码请参看:http://www.torry.net/samples/samples/os/isarticle.zip $ Q9 X5 v' q5 _% ]; S3 Q3 }
, K7 u' ?* B9 @- [* ^
(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:
+ Z# Y/ `8 g3 ~+ d+ s$ |6 }5 U/ e! `+ x! {; Y& v5 X% U  X
unit WinSvcEx; ! i& W# Y& t) |# l  J! e
* I( W1 ~8 p) A& b2 c
interface - _* d, S7 @7 w
- }- l. ]5 R: R8 ~* Q8 V! u
uses Windows, WinSvc;
5 z0 [0 O- G% R# g% W! J1 S4 t4 _& z- D  D0 S! Q5 S; ^! F) J
const 3 g! D- \# P+ D: W; c# ^
//
9 `( G  v  R) U% u/ ^9 h5 D// Service config info levels 7 q, ^, T. {5 D* k- U2 v
//
0 G2 ^+ X9 a) n( h) n8 pSERVICE_CONFIG_DESCRIPTION = 1;
" a$ q3 U* \# F5 LSERVICE_CONFIG_FAILURE_ACTIONS = 2;
zan
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// + g" n( |! t; F
// DLL name of imported functions
2 \& s; _: l* ^- R& j' L" ~// * l1 [8 b& A, V9 b
AdvApiDLL = 'advapi32.dll'; / @. u) ]$ D; a* u7 l
type / {. }+ k) c; f; Z3 w3 S
//
4 X3 _$ z  o# b0 F; E- x! c// Service description string , U, s% Y8 t. |6 K; ^
//
. {0 M! R$ H- Q& J( U( LPServiceDescriptionA = ^TServiceDescriptionA; ! N0 M- m% P8 Y7 \& `( V! f
PServiceDescriptionW = ^TServiceDescriptionW;
$ {6 b& |- L0 N: dPServiceDescription = PServiceDescriptionA; 7 a4 {$ _$ b- M+ I
{$EXTERNALSYM _SERVICE_DESCRIPTIONA} * j( p4 Z; M, D
_SERVICE_DESCRIPTIONA = record
3 d  e3 C: E) \/ d+ `3 l0 qlpDescription : PAnsiChar;
. z9 l  [2 ?% P- z: lend;
% r8 V3 m6 V! G" c) H{$EXTERNALSYM _SERVICE_DESCRIPTIONW} & Y8 _! {: t0 {. \5 B4 q
_SERVICE_DESCRIPTIONW = record
( k4 y7 a( ^& D, _  D# H% HlpDescription : PWideChar;
6 D2 `" f) ]" x8 S/ K/ o& Nend; ' v+ s2 v5 M1 F4 Y; P# f
{$EXTERNALSYM _SERVICE_DESCRIPTION} 9 p9 R$ v$ s. h2 C
_SERVICE_DESCRIPTION = _SERVICE_DESCRIPTIONA; 1 }" I6 N2 }+ o! ^
{$EXTERNALSYM SERVICE_DESCRIPTIONA} " a& I2 y' t0 s
SERVICE_DESCRIPTIONA = _SERVICE_DESCRIPTIONA;
$ s4 e' ?& v0 Q& e& Z. a{$EXTERNALSYM SERVICE_DESCRIPTIONW}
( v: B" _2 G3 zSERVICE_DESCRIPTIONW = _SERVICE_DESCRIPTIONW;
( e; u1 X9 n6 s. b4 T{$EXTERNALSYM SERVICE_DESCRIPTION}
" }+ y9 u( G/ \! F; d, W4 fSERVICE_DESCRIPTION = _SERVICE_DESCRIPTIONA;
6 T: ^. [4 W* |, B+ a9 j& i  aTServiceDescriptionA = _SERVICE_DESCRIPTIONA; ; I+ A8 P+ @3 Q% V( K$ A
TServiceDescriptionW = _SERVICE_DESCRIPTIONW;
- m0 @( j, z. I1 ?& g% v7 tTServiceDescription = TServiceDescriptionA; ( y: O8 E; q0 ~7 U' W* i' ?, t  m

- ^/ b+ C6 q% Q* A6 Q3 t/ c//
# d- M! b) R( |; l* p% F// Actions to take on service failure ! o% a! S( m( }
//
# n  [! r2 ]/ y2 G/ ~{$EXTERNALSYM _SC_ACTION_TYPE} % z+ j0 t/ u4 E  H
_SC_ACTION_TYPE = (SC_ACTION_NONE, SC_ACTION_RESTART, SC_ACTION_REBOOT, SC_ACTION_RUN_COMMAND);
+ \0 d' b- N6 L{$EXTERNALSYM SC_ACTION_TYPE} % K8 |7 d! M8 r8 L
SC_ACTION_TYPE = _SC_ACTION_TYPE; , A9 q" ~: \) _& i

' ]5 X. U$ U; CPServiceAction = ^TServiceAction;
# z3 c9 M1 J$ ?# |6 Z' T! Q{$EXTERNALSYM _SC_ACTION}
5 ]6 n+ ~  z4 X" p( O_SC_ACTION = record : P0 u8 S7 o* F9 N
aType : SC_ACTION_TYPE;
* o1 j4 L: Q: \. h% k1 [4 IDelay : DWORD;
6 B$ }' w8 f& fend; 6 C; C/ Y$ T1 s2 F6 V
{$EXTERNALSYM SC_ACTION} ' U- _6 w% S/ A9 w3 o5 ~
SC_ACTION = _SC_ACTION;
# E5 ^) o1 R- Z( S! g0 e7 CTServiceAction = _SC_ACTION;   u0 Q& i& \: E0 H

: I3 p. I: `2 `% o1 n' {PServiceFailureActionsA = ^TServiceFailureActionsA; ) n  W1 a; {& e1 S9 L+ P1 a* f
PServiceFailureActionsW = ^TServiceFailureActionsW; 3 L  X5 t) G1 D- _; Z3 V
PServiceFailureActions = PServiceFailureActionsA; ; f' S2 U! S- p: q3 m
{$EXTERNALSYM _SERVICE_FAILURE_ACTIONSA}
7 V7 z# }1 T1 |; h" __SERVICE_FAILURE_ACTIONSA = record " B; B  @1 v+ _! y, ?6 g
dwResetPeriod : DWORD;
  j: ^. [) C( }# p- d* I4 h2 slpRebootMsg : LPSTR; . ]" @, ^! j) R7 Y
lpCommand : LPSTR; * W; P5 f5 `5 U" j
cActions : DWORD;
$ z- V4 B( V/ R8 M. blpsaActions : ^SC_ACTION; $ U, W  Q; N, s- d, p
end; : L, L& [- m% W7 v8 g; b8 f( @: u
{$EXTERNALSYM _SERVICE_FAILURE_ACTIONSW}
; q+ J! a6 i' D( P  X$ a( e_SERVICE_FAILURE_ACTIONSW = record 2 r4 h3 S! L) @! w- j; ~* V
dwResetPeriod : DWORD;
( t2 O6 V6 @+ h/ e- ElpRebootMsg : LPWSTR; % J0 w: D' Y) ?. ~# D
lpCommand : LPWSTR; + ]2 b( [$ ^1 W) n/ Y
cActions : DWORD;
$ Q; m& t$ Y3 _lpsaActions : ^SC_ACTION; $ `% m, C6 y" o! p" @( g3 h4 w1 f
end;
- I/ [% R. R7 ~; F0 z{$EXTERNALSYM _SERVICE_FAILURE_ACTIONS} 2 _7 j' I0 A5 t1 s, _0 H! n0 x
_SERVICE_FAILURE_ACTIONS = _SERVICE_FAILURE_ACTIONSA;
  J: {5 J+ S3 f/ X% F3 u4 h{$EXTERNALSYM SERVICE_FAILURE_ACTIONSA}
4 {* N' p+ @' O. z& vSERVICE_FAILURE_ACTIONSA = _SERVICE_FAILURE_ACTIONSA; 4 R/ W1 a5 `2 U. w# z
{$EXTERNALSYM SERVICE_FAILURE_ACTIONSW} $ v: E; W6 o8 W8 p4 m; V3 g
SERVICE_FAILURE_ACTIONSW = _SERVICE_FAILURE_ACTIONSW; , S' e9 `/ V5 c  ?. H4 ?' f
{$EXTERNALSYM SERVICE_FAILURE_ACTIONS} ; E% u/ {( \1 y
SERVICE_FAILURE_ACTIONS = _SERVICE_FAILURE_ACTIONSA;
6 j5 R3 S& \' T4 d! }: dTServiceFailureActionsA = _SERVICE_FAILURE_ACTIONSA;
* D3 x3 m  X- {% F' o1 ITServiceFailureActionsW = _SERVICE_FAILURE_ACTIONSW; - _5 ]" X  h/ o/ z9 J; O5 j* Z
TServiceFailureActions = TServiceFailureActionsA; 6 F  m* r8 \/ g5 J6 z$ e+ M

5 s6 H! C; ]8 ~( Q///////////////////////////////////////////////////////////////////////////
0 m: f3 x8 w. ~; n$ h7 B- v( U// API Function Prototypes : {4 K  U$ I* j& s/ `# i  ^/ ~. n) e
///////////////////////////////////////////////////////////////////////////
8 P8 k4 v! s2 i6 L; YTQueryServiceConfig2 = function (hService : SC_HANDLE; dwInfoLevel : DWORD; lpBuffer : pointer;
( h& p* _+ b% FcbBufSize : DWORD; var pcbBytesNeeded) : BOOL; stdcall;
. q' @! ?  X- c) f; B7 WTChangeServiceConfig2 = function (hService : SC_HANDLE; dwInfoLevel : DWORD; lpInfo : pointer) : BOOL; stdcall; ) P/ K* n" ?( h: [! n1 I' ^

4 {+ u2 i) r: b- q8 |2 x4 b, G8 Lvar
" O% `9 C, g! V; d8 g6 k3 z8 ihDLL : THandle ; 7 r5 G$ D+ I0 e7 C* T+ X& s
LibLoaded : boolean ; 1 E  @; r* u6 }8 d
& x& c, z2 ?* h5 h9 ~0 j) p3 N7 ]
var
, w0 b4 }5 L) s5 p& n& s! e  OOSVersionInfo : TOSVersionInfo; % q. S4 `" o5 J: M+ s6 N
* q3 t9 {3 X3 P
{$EXTERNALSYM QueryServiceConfig2A}
. @* g! |/ s1 QQueryServiceConfig2A : TQueryServiceConfig2;
# Z, M) o0 h1 X' g{$EXTERNALSYM QueryServiceConfig2W}
7 P, r8 k  C8 JQueryServiceConfig2W : TQueryServiceConfig2; - v; @9 c- {. U! ]
{$EXTERNALSYM QueryServiceConfig2} 7 `3 a6 _' T0 F4 N
QueryServiceConfig2 : TQueryServiceConfig2;
5 `! R# r4 t. m7 n; J9 A7 ?  H
: a" c' t1 ^& m& O{$EXTERNALSYM ChangeServiceConfig2A} , A/ }( X% z0 L2 H
ChangeServiceConfig2A : TChangeServiceConfig2; 7 N( T8 J* U6 u; Z5 y7 h
{$EXTERNALSYM ChangeServiceConfig2W} + Z/ J( ]( |. f; c% w9 y' e$ `
ChangeServiceConfig2W : TChangeServiceConfig2; : W: r8 J( b, B6 N$ t
{$EXTERNALSYM ChangeServiceConfig2}
9 |, R) m$ p6 ]ChangeServiceConfig2 : TChangeServiceConfig2; - W' \2 y* ~1 c; C0 C* G0 C
! h; }, b) ]6 g
implementation
( p2 x$ z1 T" W7 n/ ?
/ ~* c6 t! d( x4 f. S7 B: ^initialization   s7 ?, ^$ {0 |  ?2 A& q
OSVersionInfo.dwOSVersionInfoSize := SizeOf(OSVersionInfo); ; B$ E- B9 B$ M
GetVersionEx(OSVersionInfo); 9 a+ c  G7 U+ q' K! R3 h7 M% `* o% c1 k
if (OSVersionInfo.dwPlatformId = VER_PLATFORM_WIN32_NT) and (OSVersionInfo.dwMajorVersion >= 5) then 1 d4 |% K% X4 ~: H, \7 i8 @; m
begin ' t$ K% L3 p# ^/ A3 F# x
if hDLL = 0 then
/ [' A& o2 l8 d# i- d8 t( w1 ?7 Pbegin , p& ]7 F3 w3 s% j; m
hDLL:=GetModuleHandle(AdvApiDLL);
3 |- T. o& v) q! CLibLoaded := False;
- B7 I* n, k, b- c: Fif hDLL = 0 then
# l; c% d/ k0 e, w: Gbegin + R! [9 C$ Y- \+ j2 h1 A
hDLL := LoadLibrary(AdvApiDLL);
  I; G3 S+ H4 Y' J: ELibLoaded := True;
# K; R1 F/ U, |, K" dend; : U: J% J. D5 C+ k; |
end; 4 \- d  z$ D! x/ [2 y, w! C
1 q% {$ ^$ Y3 J- I. g& Q8 ~5 A
if hDLL <> 0 then
) y# W. ~) W; G( {begin
; c1 A& r+ t8 I: M, r9 G" D6 K; a@QueryServiceConfig2A := GetProcAddress(hDLL, 'QueryServiceConfig2A'); 2 E: c1 s) Z. n) n  P2 r
@QueryServiceConfig2W := GetProcAddress(hDLL, 'QueryServiceConfig2W');
6 i$ ]  K! |4 L& H7 u9 D1 W@QueryServiceConfig2 := @QueryServiceConfig2A;
* M- x/ V& ~9 f# a0 o6 u@ChangeServiceConfig2A := GetProcAddress(hDLL, 'ChangeServiceConfig2A');
9 g4 j0 {; l& ~- ]: N; |' ~$ \@ChangeServiceConfig2W := GetProcAddress(hDLL, 'ChangeServiceConfig2W');
; u8 [& z* Y. y3 I@ChangeServiceConfig2 := @ChangeServiceConfig2A;
, j! n; |5 V( Z- j( aend;
) x9 P( a8 N0 N/ e; ]3 u0 \4 Zend - p# I. `& S' c4 p
else
+ A1 {9 s8 S$ [. x- abegin
" U7 M( s7 W: y  C. b@QueryServiceConfig2A := nil;
0 t: L) G" i; I! d6 y7 u& l- d@QueryServiceConfig2W := nil; 4 V; ^7 j& J& `$ T
@QueryServiceConfig2 := nil; * u& q5 G" {* a! O
@ChangeServiceConfig2A := nil; ) z3 l2 u# F* ]& s+ u& O6 x
@ChangeServiceConfig2W := nil; / _; C( d- B: I, @
@ChangeServiceConfig2 := nil;
" Y2 i# q9 y2 C& D4 n/ c9 V% kend; + |+ G( |9 M0 \% z9 \) R
+ [6 z- m0 `; p
finalization ( o7 m$ d5 o3 R# r% u' q
if (hDLL <> 0) and LibLoaded then   a3 G' [$ E+ T4 r+ J
FreeLibrary(hDLL);
) m2 ~% l& z) ^5 s  Z2 E% ^; T' ]- k) o1 A
end.
1 W1 S) w  o' z6 b7 i* Y4 x/ ]9 c& j0 _! z
unit winntService; " d4 k7 }7 r" g; R
# j: R+ J  J0 O
interface 8 Q5 m, Y. @" j* C4 J

+ m: ?) ~' f# Y7 v% A/ X, ^uses
- w9 n1 e( f2 O7 r5 |) y( B# WWindows,WinSvc,WinSvcEx;
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function InstallService(const strServiceName,strDisplayName,strDescription,strFilename: string):Boolean;
/ C5 a& s8 W* ?! m" k//eg:InstallService('服务名称','显示名称','描述信息','服务文件');
( `- V0 D+ S  G0 [+ Z9 S$ ]4 T. m* uprocedure UninstallService(strServiceName:string);
/ M' a$ d6 g) ~: n' N6 J* Pimplementation 9 ~; e- P: V& D) i; `4 _

, Z8 A% E. `! B! n9 X, }9 g0 d1 K$ Sfunction StrLCopy(Dest: PChar; const Source: PChar; MaxLen: Cardinal): PChar; assembler;
2 i9 M  v$ C, g0 ^9 j! N+ l: P5 Vasm
, ~4 _, s) w9 U; o' t6 kPUSH EDI
) O' @# v9 `( [% l  rPUSH ESI & l' @2 L1 H$ h: `! z+ ]$ A
PUSH EBX
2 S1 B! k. X4 _MOV ESI,EAX
# v. D, Q5 W" fMOV EDI,EDX ) l, X: Q9 ~9 x8 P1 I, J! V
MOV EBX,ECX
* q& F$ `1 ?6 Z- A# I3 x9 I+ V* DXOR AL,AL
" x! t# C" f4 c' vTEST ECX,ECX
) L" s8 }/ ?. kJZ @@1
" K+ W" d! t1 p. f; `REPNE SCASB
$ ?* X3 o7 Q7 P6 m6 z* Y% K: dJNE @@1
: f# g3 S9 o3 }# p* \3 n7 X4 Y  ]INC ECX 4 w7 [* ]3 K: [3 R- |: F+ h; o
@@1: SUB EBX,ECX " A9 G; {4 F" j; C' L$ ~
MOV EDI,ESI
4 j3 \6 s9 G9 n) pMOV ESI,EDX
8 L. P# a+ Y' ]% i2 UMOV EDX,EDI
5 M) t/ ?' K7 g5 {( T- d. a; I$ C0 hMOV ECX,EBX
) \) _) ?/ \# T" H+ n. mSHR ECX,2
8 y) a+ m9 j( X; fREP MOVSD
  A. {: v5 c$ X) u% PMOV ECX,EBX 4 `  w- G( O4 t, Y& i. P2 D
AND ECX,3 . ~, W7 H9 V5 O5 q6 h( Q5 M& @
REP MOVSB
, R, {5 C8 U* C5 r$ y1 QSTOSB
/ G1 D0 Z+ @0 P  |+ _: \$ Q4 zMOV EAX,EDX
* F: P4 ^: M( Z2 P/ o, \POP EBX 1 F, \" h4 L9 H/ D: g
POP ESI
+ u, W/ H5 u6 SPOP EDI   q/ w: y( L# V& R
end; ' A* J/ I- u* s' v% }* ^
1 g1 S# w  q; V4 u- [* T
function StrPCopy(Dest: PChar; const Source: string): PChar; : E, {* U( @% T. ]- X& x( n, ~( r6 k
begin
. A. [1 T/ G6 y, g' z1 p0 d; EResult := StrLCopy(Dest, PChar(Source), Length(Source));
; S3 ?  j) C- A. e) f, Qend;
2 e+ e: J& I: \& S1 [
4 a$ V" g5 W' ~, _function InstallService(const strServiceName,strDisplayName,strDescription,strFilename: string):Boolean; 7 W( ~, j' v6 m+ i
var 9 |1 d1 @4 |" b  G8 h7 p# d! J
//ss : TServiceStatus; 4 W2 F  W  E: m( \
//psTemp : PChar; 6 i' x# |1 G4 o6 {
hSCM,hSCS:THandle;
2 L; ^+ f0 F: d" T
4 S3 H* A+ ]: `* l0 Rsrvdesc : PServiceDescription; ' \2 c- J  m% f
desc : string; : W4 M0 {3 f* k
//SrvType : DWord;
$ Q& i+ `5 X* u$ K2 ?1 W( P# m: N: \- d& O0 |4 {/ _
lpServiceArgVectors:pchar; 2 y3 F+ d) ?2 w1 f, B
begin 0 B# L3 V1 ^9 G& X2 _
Result:=False; , a7 i- A4 ]( V1 [
//psTemp := nil;
0 l& A. m7 G9 _: L1 I//SrvType := SERVICE_WIN32_OWN_PROCESS and SERVICE_INTERACTIVE_PROCESS;
/ D0 _  _9 Z3 }. G& o7 UhSCM:=OpenSCManager(nil,nil,SC_MANAGER_ALL_ACCESS);//连接服务数据库 + G! n" [# z: i3 F& J
if hSCM=0 then Exit;//MessageBox(hHandle,Pchar(SysErrorMessage(GetLastError)),'服务程序管理器',MB_ICONERROR+MB_TOPMOST); & L) P) N, K2 Y. s( O
, s1 w+ `8 c; |+ Z" C

+ {# f) N7 m$ w/ |  q! ]& _hSCS:=CreateService( //创建服务函数 7 l+ z2 @! Q+ S' {! j
hSCM, // 服务控制管理句柄 ! {0 M# N$ }, @% s/ j: I
Pchar(strServiceName), // 服务名称 7 D4 u4 s; M( k4 c: `* m
Pchar(strDisplayName), // 显示的服务名称 7 G  N! r' |% H: U
SERVICE_ALL_ACCESS, // 存取权利
& l' T. Z/ O: BSERVICE_WIN32_OWN_PROCESS or SERVICE_INTERACTIVE_PROCESS,// 服务类型 SERVICE_WIN32_SHARE_PROCESS ( F) \# ]: v; G  ^+ O
SERVICE_AUTO_START, // 启动类型 0 A* N9 g7 l6 }" @; D- P+ z5 o
SERVICE_ERROR_IGNORE, // 错误控制类型 ( X% i/ _, Z; v, i
Pchar(strFilename), // 服务程序 2 ^3 o& h0 x% A! Y) }+ @
nil, // 组服务名称
5 v! I+ Z$ E1 B! `  ~  a4 b/ S& Q) Fnil, // 组标识 $ W: q- C2 l1 j0 Q1 O8 B+ G
nil, // 依赖的服务
* P. `2 h; @  Y2 o- J: [# O  |. a% pnil, // 启动服务帐号 3 m! }4 _9 D: W
nil); // 启动服务口令
  D, A3 F4 @8 K! l, c# r4 c  U, wif hSCS=0 then Exit;//MessageBox(hHandle,Pchar(SysErrorMessage(GetLastError)),Pchar(Application.Title),MB_ICONERROR+MB_TOPMOST);
$ x7 |0 [- n9 c! }' `# q$ b5 a. u' q
if Assigned(ChangeServiceConfig2) then & H# b; B, w4 y
begin
3 \9 }5 U! n- `/ {1 u: {, Ndesc := Copy(strDescription,1,1024);
/ l5 g/ u' I1 |; g/ u4 JGetMem(srvdesc,SizeOf(TServiceDescription)); ; [, A( @$ ?% L7 o2 F8 D" z
GetMem(srvdesc^.lpDescription,Length(desc) + 1);
7 ?+ F+ t, U( [8 `( w- itry
* C6 r) F; [9 h: d( OStrPCopy(srvdesc^.lpDescription, desc); 2 s' W; _4 o1 K, [* Y. O
ChangeServiceConfig2(hSCS,SERVICE_CONFIG_DESCRIPTION,srvdesc); 9 S4 V, X$ {6 h* u+ t
finally
9 [3 o& K; W+ c3 YFreeMem(srvdesc^.lpDescription); ' n( H% ]& I! ]8 ?
FreeMem(srvdesc); , H2 Y& h2 D; L5 X2 t; x
end;
7 m( P% H/ l3 A" M9 `- k$ fend; , w. h' U( f' P! W' E
lpServiceArgVectors := nil;
! t: c: y6 \& J' H3 Y3 @- U3 Wif not StartService(hSCS, 0, lpServiceArgVectors) then //启动服务
  C# x- X" M0 b5 N& U- |$ D) C; YExit; //MessageBox(hHandle,Pchar(SysErrorMessage(GetLastError)),Pchar(Application.Title),MB_ICONERROR+MB_TOPMOST);
" a0 x9 b! G4 a& l/ A+ LCloseServiceHandle(hSCS); //关闭句柄   ^& l6 G7 t6 Y& q6 ^, Z( D* L
Result:=True; ; ~( D8 l7 k& s7 q' p$ v* ^
end; 9 D" A/ D2 }  L2 d9 B; \
procedure UninstallService(strServiceName:string);
$ z1 d8 v/ _" V8 v. bvar * @. O3 r: c2 |" V1 _1 k: E
SCManager: SC_HANDLE; 1 J; Z4 }% s9 K
Service: SC_HANDLE;
1 _0 e: T  M+ V4 v/ P& bStatus: TServiceStatus;
1 a0 F* e4 [: x, ~" Ybegin ; i5 ~( h. z/ q4 v: c' K0 _- U
SCManager := OpenSCManager(nil, nil, SC_MANAGER_ALL_ACCESS);
: \9 z# t8 V1 B% _if SCManager = 0 then Exit;
5 ?1 T! k; i8 a$ ctry 5 k5 z$ Q, U- d8 n
Service := OpenService(SCManager, Pchar(strServiceName), SERVICE_ALL_ACCESS); # b1 h0 c, H: B; P! e9 K
ControlService(Service, SERVICE_CONTROL_STOP, Status);
3 g3 {% }& v3 n1 _3 Z; nDeleteService(Service); 2 D8 M: ]5 w3 O& l: S
CloseServiceHandle(Service); * t2 a* K. l& a# D$ D
finally ) {6 P$ _1 ?- h4 A
CloseServiceHandle(SCManager);
, B) L4 Y  \$ E$ x2 h9 fend;
" X! b' t9 A  ?" v9 k$ kend; $ q+ |0 B7 q3 d

: H4 Z# j& A3 e9 W$ b1 C& Send. 5 m1 X% f; o0 [7 A" V
: {# Y/ ?, r. ~9 A4 M! s
(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:
2 S! l" y$ {& B6 G# Uuses Tlhelp32; 1 ~- r4 J! [6 y: h- K& W
! s8 Q( _; y% u& C
function KillTask(ExeFileName: string): Integer; : C# A( N* O, q/ g; P# ]
const
5 [, T/ i5 A# |PROCESS_TERMINATE = 01;
  h% H  Y; y: ]" g6 bvar
: S/ H$ ^: V) @2 {# T- K' }% I/ ^3 vContinueLoop: BOOL;
5 g$ m* N, y( F1 Z0 ^) x  l& z5 gFSnapshotHandle: THandle; ) Y. ?5 m/ }8 h: P7 G) E
FProcessEntry32: TProcessEntry32;
3 ?; P) Z9 `# W/ _begin : R9 P2 Z2 \7 g
Result := 0;
- w. o1 _$ ?/ M/ f+ P( tFSnapshotHandle := CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); 1 A; b2 c! a7 S! e4 J
FProcessEntry32.dwSize := SizeOf(FProcessEntry32);
+ g# y3 g# ]  h: v% R( RContinueLoop := Process32First(FSnapshotHandle, FProcessEntry32);
) m; S: X6 h( B4 C& P$ t% f! x* X* G% Z: E: g) A
while Integer(ContinueLoop) <> 0 do
. H! M* X5 N8 N* I4 r0 R1 U4 |begin
; w) k: x% B- w" s$ X9 o; {if ((UpperCase(ExtractFileName(FProcessEntry32.szExeFile)) =
" P1 E: G* K$ s' [0 fUpperCase(ExeFileName)) or (UpperCase(FProcessEntry32.szExeFile) = / N4 f: T' Q7 C$ b* n8 Z. d
UpperCase(ExeFileName))) then
, H2 N' i5 c% m. K" p! fResult := Integer(TerminateProcess( - h" B, X# h- r/ N" R  |+ [! ^
OpenProcess(PROCESS_TERMINATE,
' M! h5 n/ c$ R; o: S' ]' n2 UBOOL(0), ' U$ w. a  b& p
FProcessEntry32.th32ProcessID), & x0 j! O& V  t5 J7 w: I& Z+ J- I/ i
0));
; d/ {& j% A5 S! J% o) sContinueLoop := Process32Next(FSnapshotHandle, FProcessEntry32);
# L. P: v2 P, A9 @end; 4 d0 c! V7 o! Q: I/ S
CloseHandle(FSnapshotHandle); 3 \. |" ?/ t( P! ~/ {9 m
end; / `, X; F1 S# z; s& n
" }( E! w( c! @! |3 w- H3 B- p
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:
# r8 T( o1 u  g6 f$ s# z+ }function EnableDebugPrivilege: Boolean; ! w! @8 l+ ]' w
function EnablePrivilege(hToken: Cardinal; PrivName: string; bEnable: Boolean): Boolean;
" K7 E+ _/ ]5 C) l& ?1 `* J4 bvar
; ^3 G7 c5 {1 z9 R8 x8 dTP: TOKEN_PRIVILEGES;
6 `* f* L/ ?( c1 P. RDummy: Cardinal;
& Y9 X% C0 n2 K) {begin % ]" s( H" a) S. V
TP.PrivilegeCount := 1;
6 y8 [: q/ b* zLookupPrivilegeValue(nil, pchar(PrivName), TP.Privileges[0].Luid); 3 [) f! @5 B/ _$ z
if bEnable then
9 M: f$ D; o+ L4 n- ATP.Privileges[0].Attributes := SE_PRIVILEGE_ENABLED
0 R! p: @# |6 y) }else TP.Privileges[0].Attributes := 0;
! p: {9 R! C) C/ p$ j) yAdjustTokenPrivileges(hToken, False, TP, SizeOf(TP), nil, Dummy);
! }9 d- I) e* A5 X! h: @Result := GetLastError = ERROR_SUCCESS; 2 Y8 a: X7 G. i8 N7 ?
end; / `) B  r' G* ]

) k; t6 T  z7 Z/ V# b; `" qvar
4 T. ^+ H% e/ g7 p4 w+ AhToken: Cardinal;
8 [9 v) N: j+ G0 v! o2 z1 Bbegin
+ r0 o# j3 P+ M. G* |4 D% ~OpenProcessToken(GetCurrentProcess, TOKEN_ADJUST_PRIVILEGES, hToken);
4 v/ I8 F+ t$ A" g+ ~, K; m7 y( presult:=EnablePrivilege(hToken, 'SeDebugPrivilege', True); 5 U# r" b" N3 u! ~- S
CloseHandle(hToken); ; \; A  ^( |! Q6 c" V: k6 i: J- N8 _
end; ' N$ m# Y: I* d2 M. `/ K: b

  O- @% i9 b1 p: z使用方法: 1 O5 \; u) K$ k" M; `
EnableDebugPrivilege;//提升权限 8 C* F6 W' g4 F- C
KillTask('xxxx.exe');//关闭该服务程序.
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