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    標(biāo)題: 在 Visual C++ 中使用內(nèi)聯(lián)匯編 [打印本頁]

    作者: hbhdgpyz    時間: 2008-9-28 16:24
    標(biāo)題: 在 Visual C++ 中使用內(nèi)聯(lián)匯編
    <SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">一、內(nèi)聯(lián)匯編的優(yōu)缺點</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN>( J! H" X# @7 |% g( c; w( ?
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;因為在Visual&nbsp;C++中使用內(nèi)聯(lián)匯編不需要額外的編譯器和聯(lián)接器,且可以處理Visual&nbsp;C++中不能處理的一些事情,而且可以使用在C/C++中的變量,所以非常方便。內(nèi)聯(lián)匯編主要用于如下場合:&nbsp;<o:p></o:p></SPAN></P>
    " c% j5 f" x( V$ ~<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;1.使用匯編語言寫函數(shù);<BR>&nbsp;&nbsp;&nbsp;2.對速度要求非常高的代碼;<BR>&nbsp;&nbsp;&nbsp;3.設(shè)備驅(qū)動程序中直接訪問硬件;<BR>&nbsp;&nbsp;&nbsp;4."Naked"&nbsp;Call的初始化和結(jié)束代碼。<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//(."Naked",理解了意思,但是不知道怎么翻譯^_^,大概就是不需要C/C++的編譯器(自作聰明)生成的函數(shù)初始化和收尾代碼,請參看MSDN的"Naked&nbsp;&lt;I&gt;function&lt;/I&gt;s"的說明)<o:p></o:p></SPAN></P>
    2 Z: u' M2 f* D% x, n<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;內(nèi)聯(lián)匯編代碼不易于移植,如果你的程序打算在不同類型的機器(比如x86和Alpha)上運行,應(yīng)當(dāng)盡量避免使用內(nèi)聯(lián)匯編。這時候你可以使用MASM,因為MASM支持更方便的的宏指令和數(shù)據(jù)指示符。<o:p></o:p></SPAN></P>
    + n8 x5 O8 m5 P. Q9 B<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">二、內(nèi)聯(lián)匯編關(guān)鍵字</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>( `8 I6 j  e2 w) c% u
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;在Visual&nbsp;C++使用內(nèi)聯(lián)匯編用到的是__asm關(guān)鍵字,這個關(guān)鍵字有兩種使用方法:&nbsp;<o:p></o:p></SPAN></P>
    . a: F: j- J+ \: k& S<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;1.簡單__asm塊&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">AL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;2&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;0xD007&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">OUT</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">AL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<o:p></o:p></SPAN></P>& @) c# d# y1 }5 T9 ]* c2 _
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;2.在每條匯編指令之前加__asm關(guān)鍵字&nbsp;&nbsp;<o:p></o:p></SPAN></P>! w; ~. ~/ m0 G0 l, f; I
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">AL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;2&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;0xD007&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">OUT</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">AL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<o:p></o:p></SPAN></P>6 ~5 H! s7 F# k1 W
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;因為__asm關(guān)鍵字是語句分隔符,因此你可以把匯編指令放在同一行:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">AL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;__asm&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;0XD007&nbsp;&nbsp;&nbsp;&nbsp;__asm&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">OUT</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">AL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<o:p></o:p></SPAN></P>; [* {* h3 x' `( S+ r( Z( U/ E1 S
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;顯然,第一種方法和C/C++的風(fēng)格很一致,并且有很多其它優(yōu)點,因此推薦使用第一種方法。&nbsp;<o:p></o:p></SPAN></P>
    7 K5 I# L9 K: H' O/ F: \# T7 @) A<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;不象在C/C++中的"{}",__asm塊的"{}"不會影響C/C++變量的作用范圍。同時,__asm塊可以嵌套,嵌套也不會影響變量的作用范圍。<o:p></o:p></SPAN></P>
    ' w" ~* k+ A( @! s* |<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">三、在<SPAN lang=EN-US>__asm塊中使用匯編語言</SPAN></SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    " G! |0 g& L% M4 Z- A<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;1.內(nèi)聯(lián)匯編指令集&nbsp;<BR>&nbsp;&nbsp;&nbsp;內(nèi)聯(lián)匯編完全支持的Intel&nbsp;486指令集,允許使用MMX指令。不支持的指令可以使用_EMIT偽指令定義(_EMIT偽指令說明見下文)。&nbsp;<o:p></o:p></SPAN></P>7 g/ Z  H0 R% X# {
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;2.MASM表達式&nbsp;<BR>&nbsp;&nbsp;&nbsp;內(nèi)聯(lián)匯編可以使用MASM中的表達式。比如:&nbsp;MOV&nbsp;EAX,&nbsp;1。&nbsp;<o:p></o:p></SPAN></P>
      c3 I! _0 Z+ j- n+ }<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;3.數(shù)據(jù)指示符和操作符&nbsp;<BR>&nbsp;&nbsp;&nbsp;雖然__asm塊中允許使用C/C++的數(shù)據(jù)類型和對象,但它不能用MASM指示符和操作符定義數(shù)據(jù)對象。這里特別指出,__asm塊中不允許MASM中的定義指示符:&nbsp;DB、DW、DD、DQ、DT和DF,也不允許DUP和THIS操作符。MASM結(jié)構(gòu)和記錄也不再有效,內(nèi)聯(lián)匯編不接受STRUC、RECORD、WIDTH或者MASK。&nbsp;<o:p></o:p></SPAN></P>
    ' p8 {3 P* y0 |# J<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;4.EVEN和ALIGN指示符&nbsp;<BR>&nbsp;&nbsp;&nbsp;盡管內(nèi)聯(lián)匯編不支持大多數(shù)MASM指示符,但它支持EVEN和ALIGN,當(dāng)需要的時候,這些指示符在匯編代碼里面加入NOP(空操作)指令使標(biāo)號對齊到特定邊界。這樣可以使某些處理器取指令時具有更高的效率。&nbsp;<o:p></o:p></SPAN></P>7 o( G" o& v0 ~$ q- N; T
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;5.MASM宏指示符&nbsp;<BR>&nbsp;&nbsp;&nbsp;內(nèi)聯(lián)匯編不是宏匯編,不能使用MASM宏指示符(MACRO、REPT、IRC、IRP和ENDM)和宏操作符(&lt;&gt;、!、&amp;、%和.TYPE)。&nbsp;<o:p></o:p></SPAN></P>4 ]! w1 G) Y5 y
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;6.段說明&nbsp;<BR>&nbsp;&nbsp;&nbsp;必須使用寄存器來說明段,跨越段必須顯式地說明,如ES:[BX]。&nbsp;<o:p></o:p></SPAN></P>
    . U8 z6 A, O( }/ ]  P) ]<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;7.類型和變量大小&nbsp;<BR>&nbsp;&nbsp;&nbsp;我們可以使用LENGTH來取得C/C++中的數(shù)組中的元素個數(shù),如果不是一個數(shù)組,則結(jié)果為一。使用SIZE來取得C/C++中變量的大小,一個變量的大小是LENGTH和TYPE的乘積。TYPE用來取得一個變量的大小,如果是一個數(shù)組,它得到的一個數(shù)組中的單個元素的大小。&nbsp;<o:p></o:p></SPAN></P>
      K3 c/ U! \5 R5 Q8 E<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;8.注釋&nbsp;<BR>&nbsp;&nbsp;&nbsp;可以使用C/C++的注釋,但推薦用ASM的注釋,即";"號。&nbsp;<o:p></o:p></SPAN></P>
    ! V! J& @/ N; c* w; J( ]+ k<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;9._EMIT偽指令&nbsp;<BR>&nbsp;&nbsp;&nbsp;_EMIT偽指令相當(dāng)于MASM中的DB,但一次只能定義一個字節(jié),比如:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JMP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_CodeOfAsm&nbsp;<o:p></o:p></SPAN></P>; }& y8 V3 ~8 j( r- S/ \
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_EMIT&nbsp;&nbsp;&nbsp;0x00&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;定義混合在代碼段的數(shù)據(jù)&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_EMIT&nbsp;&nbsp;&nbsp;0x01&nbsp;<o:p></o:p></SPAN></P>! F4 R, G0 w3 o
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_CodeOfAsm:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;這里是代碼&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_EMIT&nbsp;&nbsp;&nbsp;0x90&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;NOP指令&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<o:p></o:p></SPAN></P>$ @% f2 }. v7 g# L5 u: x. M" t) ^( M
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">四、在<SPAN lang=EN-US>__asm塊中使用C/C++語言元素</SPAN></SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    3 W$ n( t/ K' h& g<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;C/C++與匯編可以混合使用,在內(nèi)聯(lián)匯編可以使用C/C++的變量和很多其它C/C++的元素。在__asm塊中可以使用以下C/C++元素:&nbsp;<o:p></o:p></SPAN></P>) E( w- q: R+ l* j9 w$ u
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;1.符號,包括標(biāo)號、變量和函數(shù)名;&nbsp;<o:p></o:p></SPAN></P># }# C- \. W* e1 K% f$ r# a5 x' s
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;2.常量,包括符號常量和枚舉型(enum)成員;&nbsp;<o:p></o:p></SPAN></P>& U/ e7 Z6 ^2 `2 ~
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;3.宏定義和預(yù)處理指示符;&nbsp;<o:p></o:p></SPAN></P>
    - S9 G' X* s9 j2 _: B7 m<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;4.注釋,包括"/**/"和"//";&nbsp;<o:p></o:p></SPAN></P>
    & K7 G" v6 H  q1 S' j; a<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;5.類型名,包括所有MASM中合法的類型&nbsp;<o:p></o:p></SPAN></P>: }3 \0 p) V0 k: H/ }# M3 {
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;6.typedef名稱,&nbsp;像PTR、TYPE、特定的結(jié)構(gòu)成員或枚舉成員這樣的通用操作符。&nbsp;<o:p></o:p></SPAN></P>8 N5 y) t3 W) c, T
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;在__asm塊中,可以使用C/C++或ASM的基數(shù)計數(shù)法(比如:&nbsp;0x100和100H是相等的)。&nbsp;<o:p></o:p></SPAN></P>
    # ~5 b( ]# K; R! b9 d8 E3 Q<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;__asm塊中不能使用像&lt;&lt;一類的C/C++操作符。C/C++和MASM通用的操作符,比如"*"和"[]"操作符,都被認為是匯編語言的操作符。舉個例子:&nbsp;<o:p></o:p></SPAN></P>
    3 D) k9 R3 F: G7 {- U) J<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;array[[10]];&nbsp;<o:p></o:p></SPAN></P>
    9 \6 D% C- ]9 c( y+ O8 n<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;array[[6]],&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">BX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;;&nbsp;&nbsp;Store&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">BX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;at&nbsp;array+6&nbsp;(</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">not</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;scaled)&nbsp;<o:p></o:p></SPAN></P>
    " P# [8 j4 U: w# N1 c) y<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;array[[6]]&nbsp;=&nbsp;0;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">/*&nbsp;Store&nbsp;0&nbsp;at&nbsp;array+12&nbsp;(scaled)&nbsp;*/</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<o:p></o:p></SPAN></P>
    3 |- H9 D  ]. Z" l* b  @5 _8 O- ~' C<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;*&nbsp;小技巧:&nbsp;內(nèi)聯(lián)匯編中,你可以使用TYPE操作符使作其與C一致。比如,下面兩條語句是一樣的:&nbsp;<o:p></o:p></SPAN></P>
    / |; S- j' g1 J, v  k* b( M<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;array[[6&nbsp;*&nbsp;TYPE&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;],&nbsp;0&nbsp;;&nbsp;Store&nbsp;0&nbsp;at&nbsp;array&nbsp;+&nbsp;12&nbsp;<o:p></o:p></SPAN></P>
    : M- N+ U( X1 U0 k6 U4 {! K5 a4 a<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;array[[6]]&nbsp;=&nbsp;0;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">/*&nbsp;Store&nbsp;0&nbsp;at&nbsp;array&nbsp;+&nbsp;12&nbsp;*/</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<o:p></o:p></SPAN></P>5 H8 M, V! d; c' _+ I
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;內(nèi)聯(lián)匯編能通過變兩名直接引用C/C++的變量。__asm塊中可以引用任何符號,包括變量名。&nbsp;<o:p></o:p></SPAN></P># E5 d: f- ~* s% {, U! V4 U
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;如果C/C++中的類、結(jié)構(gòu)或者枚舉成員具有唯一的名稱,如果在"."操作符之前不指定變量或者typedef名稱,則__asm塊中只能引用成員名稱。然而,如果成員不是唯一的,你必須在"."操作符之前加上變量名或typedef名稱。例如,下面的兩個結(jié)構(gòu)都具有same_name這個成員變量:&nbsp;<o:p></o:p></SPAN></P>' x& t( B) y3 s8 A% K% j
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">struct</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;first_type&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">char</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;*weasel;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;same_name;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;};&nbsp;<o:p></o:p></SPAN></P>
    ) {; p5 r* b# ^4 j, o) t. z2 V<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">struct</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;second_type&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;wonton;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">long</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;same_name;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;};&nbsp;<o:p></o:p></SPAN></P>2 d+ A: d! V! _8 K' [7 O$ l+ P& s
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;如果按下面聲明變量:&nbsp;<o:p></o:p></SPAN></P>* [5 Y' y& O5 J
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">struct</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;first_type&nbsp;hal;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">struct</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;second_type&nbsp;oat;&nbsp;<o:p></o:p></SPAN></P>
    8 E5 A3 U0 O" A' ~+ ^- E6 ^' G<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;那么,所有引用same_name成員的地方都必須使用變量名,因為same_name不是唯一的。另外,上面的weasel變量具有唯一的名稱,你可以僅僅使用它的成員名稱來引用它:&nbsp;<o:p></o:p></SPAN></P>
    5 K3 }* Q! A$ K9 ?<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;OFFSET&nbsp;hal&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;[</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">]hal.same_name&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;必須使用&nbsp;'hal'</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ESI</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;[</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">].weasel&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;可以省略&nbsp;'hal'</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<o:p></o:p></SPAN></P>
    9 C+ u! M; A5 _8 w% D<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;注意,省略了變量名僅僅是為了寫代碼的方便,生成的匯編指令的還是一樣的。&nbsp;<o:p></o:p></SPAN></P>6 }; Q6 P# [9 L( O
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;可以不受限制地訪問C++成員變量,但是不能調(diào)用C++的成員函數(shù)。<o:p></o:p></SPAN></P>
    ' v  [/ t2 `' V" z<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">五、寄存器使用</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    : I3 A- @+ c8 ^/ }6 v6 }: i<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;一般來說,在__asm塊開始的時候,寄存器是空的,不能在兩個__asm之間保存寄存器的值。(這是MSDN上說的,我在實際使用時發(fā)現(xiàn),好像并不是這樣。不過它是說"一般",我是特殊:))&nbsp;<o:p></o:p></SPAN></P>
    * i+ ~* |; h- I( Q<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;如果一個函數(shù)被聲明成了__fastcall,則其參數(shù)將放在寄存器中,這將給寄存器的管理帶來問題。所以,如果要將一個函數(shù)聲明成__fastcall,必須保存ECX寄存器。為了避免以上的沖突,在聲明為__fastcall的函數(shù)中不要有__asm塊。如果用了/Gr編譯選項(它全局的變成__fastcall),將每個函數(shù)聲明成__cdecl或者__stdcall,這個屬性告訴編譯器用傳統(tǒng)的C方法。&nbsp;<o:p></o:p></SPAN></P>
    % _) \& m; Q0 `) F# g<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;如果使用EAX、EBX、ECX、EDX、ESI和EDI寄存器,你不需要保存它;但如果你用到了DS、&nbsp;SS、SP、BP和標(biāo)志寄存器,那就應(yīng)該PUSH保存這些寄存器。&nbsp;<o:p></o:p></SPAN></P>2 X& ~6 `9 z* s- L& o" |; @3 S
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;如果程序中改變了用于STD和CLD的方向標(biāo)志,你必須將其恢復(fù)到原來的值。<o:p></o:p></SPAN></P>
    * E3 |2 Y& b7 l/ a% r<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">六、轉(zhuǎn)跳</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>* @. r9 m" [  F. X, I; s
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;可以在C里面使用goto調(diào)到__asm塊中的標(biāo)號處,也可以在__asm塊中轉(zhuǎn)跳到__asm塊里面和外面的標(biāo)號處。__asm塊內(nèi)的標(biāo)號是不區(qū)分大小寫的(指令、指示符等也是不區(qū)分大小寫的)。例:&nbsp;<o:p></o:p></SPAN></P>+ `; P* p8 Q, z2 ], j9 g
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">void</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;func()&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">goto</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;C_Dest;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">/*&nbsp;合法&nbsp;*/</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">goto</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;c_dest;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">/*&nbsp;錯誤&nbsp;*/</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<o:p></o:p></SPAN></P>
    8 Z, |8 ~% ?3 e& Z<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">goto</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;A_Dest;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">/*&nbsp;合法&nbsp;*/</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">goto</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;a_dest;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">/*&nbsp;合法&nbsp;*/</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<o:p></o:p></SPAN></P>
    . b% Z# }7 K1 e<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JMP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;C_Dest&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;合法</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JMP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;c_dest&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;MSDN上說合法,但是我在VS.NET中編譯,認為這樣不合法</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    + V0 l- j" Y- D" e: h1 U$ K% k<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JMP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;A_Dest&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;合法</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JMP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;a_dest&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;合法</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    1 y  Y' |3 d* _6 V+ `  X; M- Q. j<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;a_dest:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;標(biāo)號&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<o:p></o:p></SPAN></P># t- ]' c9 U2 T4 f8 q
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C_Dest:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">/*&nbsp;C的標(biāo)號&nbsp;*/</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">return</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<o:p></o:p></SPAN></P>
    1 `1 t) C* d+ W4 `( m8 m* Y* E<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;不要使用函數(shù)名稱當(dāng)作標(biāo)號,否則將使其跳到函數(shù)執(zhí)行而不是標(biāo)號處。如下所示:&nbsp;<o:p></o:p></SPAN></P>. L0 w: h# u: `6 H: n9 v
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;錯誤:&nbsp;使用函數(shù)名作為標(biāo)號&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JNE</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;exit&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;exit:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;下面是更多的ASM代碼&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    3 p4 H" E, V) _9 v<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;美元符號$用于指定當(dāng)前位置,如下所用,常用于條件跳轉(zhuǎn):&nbsp;<o:p></o:p></SPAN></P>
    1 ~7 t& L% O5 F: T) |0 K% P<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JNE</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;$+5&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;下面這條指令的長度是5個字節(jié)&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JMP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;farlabel&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;$+5,跳到了這里&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;.&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;farlabel:&nbsp;<o:p></o:p></SPAN></P>
    + d! `+ w$ W9 S<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">七、調(diào)用函數(shù)</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    - K2 q$ G, D/ j% E9 ]9 \* C<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;內(nèi)聯(lián)匯編調(diào)用C/C++函數(shù)必須自己清除堆棧,下面是一個調(diào)用C/C++函數(shù)例子:&nbsp;<o:p></o:p></SPAN></P>. S! I4 y$ D" m0 f+ X
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: red">#include</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&lt;stdio.h&gt;&nbsp;<o:p></o:p></SPAN></P>5 c/ \3 q4 c, @. H! S' n8 c/ P
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">char</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;szformat[]&nbsp;=&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"%s&nbsp;%s\n"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">char</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;szHello[]&nbsp;=&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"Hello"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">char</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;szWorld[]&nbsp;=&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"&nbsp;world"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">void</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;main()&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;OFFSET&nbsp;szWorld&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;OFFSET&nbsp;szHello&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;OFFSET&nbsp;szformat&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">CALL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;printf&nbsp;<o:p></o:p></SPAN></P>
    $ g5 n3 q* }& Y1 u7 @& B. m1 h<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//內(nèi)聯(lián)匯編調(diào)用C函數(shù)必須自己清除堆棧&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//用不使用的EBX寄存器清除堆棧,或ADD&nbsp;ESP,&nbsp;12&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">POP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">POP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">POP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<o:p></o:p></SPAN></P>
    ' o$ j2 F% b/ b% G0 C/ e: g<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;注意:函數(shù)參數(shù)是從右向左壓棧。&nbsp;<o:p></o:p></SPAN></P>/ `  h3 w" |( a5 J
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;不能夠訪問C++中的類成員函數(shù),但是可以訪問extern&nbsp;"C"函數(shù)。&nbsp;<o:p></o:p></SPAN></P>2 I8 R4 u  \& z. d. r% A4 x: x
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;如果調(diào)用Windows&nbsp;API函數(shù),則不需要自己清除堆棧,因為API的返回指令是RET&nbsp;n,會自動清除堆棧&nbsp;<o:p></o:p></SPAN></P>
      T% f# m. n( u9 q7 X<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;比如下面的例子:&nbsp;<o:p></o:p></SPAN></P>: s* D: N* A7 i6 N* h
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: red">#include</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&lt;windows.h&gt;&nbsp;<o:p></o:p></SPAN></P>
    6 M" m; k) \' [2 Y: o<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">char</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;szAppName[]&nbsp;=&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"API&nbsp;Test"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<o:p></o:p></SPAN></P>
    & J( ?. `. e$ X6 g' Q5 q<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">void</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;main()&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">char</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;szHello[]&nbsp;=&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"Hello,&nbsp;world!"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<o:p></o:p></SPAN></P>2 k1 |; Z; q5 r* w4 O1 K
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;MB_OK&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">OR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;MB_ICONINformATION&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;OFFSET&nbsp;szAppName&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;全局變量用OFFSET</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">LEA</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;szHello&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;局部變量用LEA</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">CALL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;DWORD&nbsp;PTR&nbsp;[MessageBoxA]&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">;&nbsp;注意這里,我費了好大周折才發(fā)現(xiàn)不是CALL&nbsp;MessageBoxA</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<o:p></o:p></SPAN></P>
    2 h0 z5 G/ o2 U<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;一般來說,在Visual&nbsp;C++中使用內(nèi)聯(lián)匯編是為了提高速度,因此這些函數(shù)調(diào)用盡可能用C/C++寫。<o:p></o:p></SPAN></P>
    * r3 I4 U0 C  ]  z<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN><SPAN style="FONT-SIZE: 9pt; COLOR: darkorange">八、一個例子</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>1 r, q+ G& u2 z' G* h
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;下面的例子是在VS.NET(即VC7)中C語言寫的。先建一個工程,將下列代碼放到工程中的.c文件中編譯,無需作特別的設(shè)置,即可編譯通過。<o:p></o:p></SPAN></P>% D0 @* }: m  G$ N$ i
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//預(yù)處理&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: red">#include</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&lt;Windows.h&gt;&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>) D' \4 r; z% ?& n$ {
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//全局變量&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;HWND&nbsp;g_hWnd;&nbsp;<BR>&nbsp;&nbsp;&nbsp;HINSTANCE&nbsp;g_hInst;&nbsp;<o:p></o:p></SPAN></P>2 z# \. C7 O4 t1 w  ?# K
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;TCHAR&nbsp;szTemp[1024];&nbsp;<o:p></o:p></SPAN></P>
    9 Y$ Q0 d: ]9 w( j  d0 x# h7 j<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;TCHAR&nbsp;szAppName[]&nbsp;=&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"CRC32&nbsp;Sample"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>4 v6 {: H1 i; J  d/ }
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//函數(shù)聲明&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;DWORD&nbsp;GetCRC32(const&nbsp;BYTE&nbsp;*pbData,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;nSize);&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;WINAPI&nbsp;WinMain(HINSTANCE&nbsp;hInstance,&nbsp;HINSTANCE&nbsp;hPrevInstance,&nbsp;LPSTR&nbsp;lpCmdLine,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;iCmdShow);&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">LRESULT</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">CALLBACK</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;WindowProc(HWND&nbsp;hWnd,&nbsp;UINT&nbsp;uMsg,&nbsp;WPARAM&nbsp;wParam,&nbsp;LPARAM&nbsp;lParam);&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    $ \; k  t8 }6 d2 M7 D8 ~* Z<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//主函數(shù)&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;WINAPI&nbsp;WinMain(HINSTANCE&nbsp;hInstance,&nbsp;HINSTANCE&nbsp;hPrevInstance,&nbsp;LPSTR&nbsp;lpCmdLine,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;iCmdShow)&nbsp;<BR>&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MSG&nbsp;msg;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;WNDCLASSEX&nbsp;wndClassEx;&nbsp;<o:p></o:p></SPAN></P>
    ( D7 t+ r0 w( J# ^7 B# r" X<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;g_hInst&nbsp;=&nbsp;hInstance;&nbsp;<o:p></o:p></SPAN></P>7 y, C1 S; L) k9 t3 G9 J
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.cbSize&nbsp;=&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">sizeof</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">(WNDCLASSEX);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.style&nbsp;=&nbsp;CS_VREDRAW&nbsp;|&nbsp;CS_HREDRAW;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.lpfnWndProc&nbsp;=&nbsp;(WNDPROC)&nbsp;WindowProc;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.cbClsExtra&nbsp;=&nbsp;0;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.cbWndExtra&nbsp;=&nbsp;0;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.hInstance&nbsp;=&nbsp;g_hInst;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.hIcon&nbsp;=&nbsp;LoadIcon(NULL,&nbsp;IDI_APPLICATION);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.hCursor&nbsp;=&nbsp;LoadCursor(NULL,&nbsp;IDC_ARROW);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.hbrBackground&nbsp;=&nbsp;(HBRUSH)&nbsp;(COLOR_WINDOW);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.lpszMenuName&nbsp;=&nbsp;NULL;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.lpszClassName&nbsp;=&nbsp;szAppName;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wndClassEx.hIconSm&nbsp;=&nbsp;NULL;&nbsp;<o:p></o:p></SPAN></P>3 D7 `; |1 |9 x6 Y1 f/ b
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;RegisterClassEx(&amp;wndClassEx);&nbsp;<o:p></o:p></SPAN></P>
    " S3 u9 u) _/ }! u5 ]1 u) ^<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;g_hWnd&nbsp;=&nbsp;CreateWindowEx(0,&nbsp;szAppName,&nbsp;szAppName,&nbsp;WS_OVERLAPPED&nbsp;|&nbsp;WS_CAPTION&nbsp;|&nbsp;WS_SYSMENU&nbsp;|&nbsp;WS_THICK&lt;I&gt;FRame&lt;/I&gt;&nbsp;|&nbsp;WS_MINIMIZEBOX,&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CW_USEDEFAULT,&nbsp;CW_USEDEFAULT,&nbsp;300,&nbsp;70,&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;NULL,&nbsp;NULL,&nbsp;g_hInst,&nbsp;NULL);&nbsp;<o:p></o:p></SPAN></P>8 M/ t* z" y9 q6 _' s
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ShowWindow(g_hWnd,&nbsp;iCmdShow);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;UpdateWindow(g_hWnd);&nbsp;<o:p></o:p></SPAN></P>
    8 C5 i% J7 ]) E; q1 E) M; A; p<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">while</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;(GetMessage(&amp;msg,&nbsp;NULL,&nbsp;0,&nbsp;0))&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;TranslateMessage(&amp;msg);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DispatchMessage(&amp;msg);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">return</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;((</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">)&nbsp;msg.wParam);&nbsp;<BR>&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>
    . l$ R6 @, i1 H<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//主窗口回調(diào)函數(shù)&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">LRESULT</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">CALLBACK</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;WindowProc(HWND&nbsp;hWnd,&nbsp;UINT&nbsp;uMsg,&nbsp;WPARAM&nbsp;wParam,&nbsp;LPARAM&nbsp;lParam)&nbsp;<BR>&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">switch</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;(uMsg)&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">case</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;WM_CREATE:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CreateWindowEx(WS_EX_CLIENTEDGE,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"EDIT"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;NULL,&nbsp;WS_CHILD&nbsp;|&nbsp;WS_VISIBLE&nbsp;|&nbsp;WS_BORDER&nbsp;|&nbsp;ES_AUTOHSCROLL&nbsp;|&nbsp;ES_AUTOVSCROLL&nbsp;|&nbsp;ES_NOHIDESEL&nbsp;|&nbsp;WS_OVERLAPPED,&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;7,&nbsp;12,&nbsp;220,&nbsp;22,&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;hWnd,&nbsp;(HMENU)1000,&nbsp;g_hInst,&nbsp;NULL);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CreateWindowEx(0,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"BUTTON"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"&amp;OK"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;WS_CHILD&nbsp;|&nbsp;WS_VISIBLE&nbsp;|&nbsp;BS_PUSHBUTTON&nbsp;|&nbsp;WS_OVERLAPPED&nbsp;|&nbsp;BS_FLAT,&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;244,&nbsp;12,&nbsp;40,&nbsp;20,&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;hWnd,&nbsp;(HMENU)IDOK,&nbsp;g_hInst,&nbsp;NULL);&nbsp;<o:p></o:p></SPAN></P>
    1 b! q( @+ v4 o9 `: {) O  W5 Y<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">break</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<o:p></o:p></SPAN></P>
    7 [) F. D' D3 e<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">case</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;WM_COMMAND:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">switch</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;(LOWORD(wParam))&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">case</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;IDOK:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;GetDlgItemText(g_hWnd,&nbsp;1000,&nbsp;szTemp&nbsp;+&nbsp;100,&nbsp;800);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;wsprintf(szTemp,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: fuchsia">"當(dāng)前文本框內(nèi)的字符串的CRC32校驗碼是:&nbsp;0x%lX"</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;GetCRC32(szTemp&nbsp;+&nbsp;100,&nbsp;(</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">)strlen(szTemp&nbsp;+&nbsp;100)));&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;MessageBox(g_hWnd,&nbsp;szTemp,&nbsp;szAppName,&nbsp;MB_OK|MB_ICONINformATION);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">break</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<o:p></o:p></SPAN></P>  T5 o; A: @4 j" B5 X! k
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">case</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;WM_DESTROY:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PostQuitMessage(0);&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">break</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">;&nbsp;<o:p></o:p></SPAN></P>1 x" N+ c, Y8 \0 Q/ ~9 ?) O
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">default</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">return</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;(DefWindowProc(hWnd,&nbsp;uMsg,&nbsp;wParam,&nbsp;lParam));&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">return</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;(0);&nbsp;<BR>&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P>2 k, h2 I3 b: V$ [9 f: }1 ]
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//GetCRC32:&nbsp;求字節(jié)流的CRC32校驗碼&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//參數(shù):&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pbData:&nbsp;指向字節(jié)流緩沖區(qū)首地址&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nSize:&nbsp;字節(jié)流長度&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//返回值:&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;字節(jié)流的CRC32校驗碼&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//這里使用查表法求CRC32校驗碼,這部分是參考老羅的文章《&nbsp;矛與盾的較量(2)——CRC原理篇》該寫的。&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//原文的具體內(nèi)容請參看:&nbsp;<A href="http://www.luocong.com/articles/show_article.asp?Article_ID=15" target=_blank>http://www.luocong.com/articles/show_article.asp?Article_ID=15</A>&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//下面使用內(nèi)聯(lián)匯編求CRC32校驗碼,充分使用了CPU中的寄存器,速度和方便性都是使用C/C++所不能比擬的&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;DWORD&nbsp;GetCRC32(const&nbsp;BYTE&nbsp;*pbData,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">int</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;nSize)&nbsp;<BR>&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DWORD&nbsp;dwCRC32Table[256];&nbsp;<o:p></o:p></SPAN></P>1 p2 m! K- t6 G
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//這片內(nèi)聯(lián)匯編是初始化CRC32表&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;256&nbsp;<o:p></o:p></SPAN></P>
    6 `  K5 X+ N0 m<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;_NextTable:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">LEA</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;[</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">-1]&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">PUSH</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;8&nbsp;<o:p></o:p></SPAN></P>8 Y+ x: N; B1 s, D: e/ m3 `2 y7 W
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;_NextBit:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">SHR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;1&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JNC</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_NotCarry&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">XOR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;0xEDB88320&nbsp;<BR>&nbsp;&nbsp;&nbsp;_NotCarry:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">DEC</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JNZ</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_NextBit&nbsp;<o:p></o:p></SPAN></P>5 }' g7 J: H; ^* e, |
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">POP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[dwCRC32Table&nbsp;+&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">*4&nbsp;-&nbsp;4],&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">DEC</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JNZ</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_NextTable&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<o:p></o:p></SPAN></P>
    ! \/ U& X0 y* H2 I6 z<P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">__asm</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">//下面是求CRC32校驗碼&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;-1&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;pbData&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">OR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JZ</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_Done&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;nSize&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">OR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">ECX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">JZ</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_Done&nbsp;<o:p></o:p></SPAN></P>: Q7 ?! o( z/ V, E
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;_NextByte:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOV</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;[</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">]&nbsp;<o:p></o:p></SPAN></P>5 }, G; E9 P4 Y$ t  A. G
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">XOR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">AL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">MOVZX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EDX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">DL</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">SHR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;8&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">XOR</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">,&nbsp;[dwCRC32Table&nbsp;+&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EDX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">*4]&nbsp;<o:p></o:p></SPAN></P>* C1 w# T( o& I' v% k) s0 A
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">INC</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EBX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">LOOP</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;_NextByte&nbsp;<BR>&nbsp;&nbsp;&nbsp;_Done:&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: blue">NOT</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: olive">EAX</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black">&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;}&nbsp;<BR>&nbsp;&nbsp;&nbsp;</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: green">////////////////////////////////////////////////////////////////////////////////////////////////////</SPAN><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><o:p></o:p></SPAN></P># p- n( N; B# D
    <P style="WORD-BREAK: break-all; LINE-HEIGHT: 12pt"><SPAN lang=EN-US style="FONT-SIZE: 9pt; COLOR: black"><BR></SPAN></P>




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