用MASM32编程获取并显示WinRAR的路径

王朝system·作者佚名  2006-03-26
窄屏简体版  字體: |||超大  

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; 文件名: rar_path.asm

; 功能: 获取并显示WinRAR的路径

; 作者: Purple Endurer

; 环境: win 2K pro + masm32 V8

; log

;------------------------------------------------------------------------------------------

; 2006.03.24 创建

;<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

.386

.model flat, stdcall

option casemap:none

include \masm32\include\windows.inc

include \masm32\include\Advapi32.inc

include \masm32\include\kernel32.inc

include \masm32\include\user32.inc

includelib \masm32\lib\Advapi32.lib

includelib \masm32\lib\kernel32.lib

includelib \masm32\lib\user32.lib

GetRarPath PROTO :LPSTR

m_m2m MACRO d1, d2

push d2

pop d1

ENDM

.data

g_szTitle db "WinRAR路径", 0

g_szRegPath db "SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\WinRAR.exe", 0

g_szFailRegOpenKeyEx db "RegOpenKeyEx失败!", 0

g_szFailRegQueryValueEx db "RegQueryValueEx失败!", 0

g_szValueName db "Path", 0

.data?

g_szRarPath db 256 dup(?)

g_hRegKey4IE HKEY ?

.code

start:

invoke GetRarPath, ADDR g_szRarPath

.if eax==1

mov eax, OFFSET g_szFailRegOpenKeyEx

.elseif eax==2

mov eax, OFFSET g_szFailRegQueryValueEx

.else

mov eax, OFFSET g_szRarPath

.endif

invoke MessageBox, NULL, eax, OFFSET g_szTitle, MB_OK

invoke ExitProcess,NULL

GetRarPath PROC lpszRarPath: LPSTR

LOCAL dwcbData: dword

; LONG RegOpenKey(

; HKEY hKey, // handle of open key

; LPCTSTR lpSubKey, // address of name of subkey to open

; PHKEY phkResult // address of handle of open key

; );

invoke RegOpenKey, HKEY_LOCAL_MACHINE, ADDR g_szRegPath, ADDR g_hRegKey4IE

.if eax!=ERROR_SUCCESS

m_m2m eax, 1

ret

.endif

; LONG RegQueryValueEx(

; HKEY hKey, // 1.handle of key to query

; LPTSTR lpValueName, // 2.address of name of value to query

; LPDWORD lpReserved, // 3.reserved

; LPDWORD lpType, // 4.address of buffer for value type

; LPBYTE lpData, // 5.address of data buffer

; LPDWORD lpcbData // 6.address of data buffer size

; );

m_m2m dwcbData, SIZEOF g_szRarPath

invoke RegQueryValueEx, g_hRegKey4IE, ADDR g_szValueName, NULL, NULL, ADDR g_szRarPath, ADDR dwcbData

.if eax!=ERROR_SUCCESS

m_m2m eax, 2

.else

xor eax, eax

.endif

; LONG RegCloseKey(

; HKEY hKey // handle of key to close

; );

invoke RegCloseKey, g_hRegKey4IE

ret

GetRarPath ENDP

end start

 
 
 
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