masm32编程判断当前帐户是否拥有管理员权限方法1

;Function:Demothewaytodetermineifyouhaveadministratorprivileges
;Author:PurpleEndurer
;Dev:WinXPSP2+MASM32v8
;
;log
;---------
;2006-12-06Passed!
;2006-12-05Created!
.486
.modelflat,stdcall
optioncasemap:none;casesensitive

include/masm32/include/windows.inc

include/masm32/include/kernel32.inc
includelib/masm32/lib/kernel32.lib

include/masm32/include/user32.inc
includelib/masm32/lib/user32.lib

include/masm32/include/advapi32.inc
includelib/masm32/lib/advapi32.lib

IsAdminPROTO

d_UseGlobeVarequ0


.data
g_szAppNamedb"IsAdmin",0
g_szHaveAdminPrivdb"YouhaveAdminprivileges!",0
g_szNoAdminPrivdb"Youdon'thaveAdminprivileges!",0

ifd_UseGlobeVareq1
g_stSiaNtAuthoritySID_IDENTIFIER_AUTHORITY<SECURITY_NT_AUTHORITY>
endif


.code
Start:
invokeIsAdmin
.ifeax==TRUE
moveax,offsetg_szHaveAdminPriv
.else
moveax,offsetg_szNoAdminPriv
.endif
invokeMessageBox,NULL,eax,offsetg_szAppName,MB_OK
invokeExitProcess,0


IsAdminproc
localhCurrentThread,hAccessToken,hCurrentProcess:HANDLE
localdwInfoBufferSize,pInfoBuffer,dwSuccess,psidAdministrators:dword
ifd_UseGlobeVareq0
localstSiaNtAuthority:SID_IDENTIFIER_AUTHORITY
endif

invokeGetCurrentThread
movhCurrentThread,eax
invokeOpenThreadToken,hCurrentThread,TOKEN_QUERY,TRUE,ADDRhAccessToken
.ifeax==0
invokeGetLastError
cmpeax,ERROR_NO_TOKEN
je@F
moveax,FALSE
jmp@IsAdminRet
@@:
invokeGetCurrentProcess
movhCurrentProcess,eax
invokeOpenProcessToken,hCurrentProcess,TOKEN_QUERY,ADDRhAccessToken
oreax,eax
jnz@F
moveax,FALSE
jmp@IsAdminRet
.endif
@@:
invokeGetTokenInformation,hAccessToken,TokenGroups,NULL,NULL,ADDRdwInfoBufferSize
.ifdwInfoBufferSize>0
invokeGlobalAlloc,GMEM_FIXED,dwInfoBufferSize
movpInfoBuffer,eax
invokeGetTokenInformation,hAccessToken,TokenGroups,pInfoBuffer,dwInfoBufferSize,ADDRdwInfoBufferSize
.endif
movdwSuccess,eax
invokeCloseHandle,hAccessToken
cmpdwSuccess,0
jne@F

moveax,FALSE
jmp@IsAdminRet
@@:
ifd_UseGlobeVareq1
invokeAllocateAndInitializeSid,offsetg_stSiaNtAuthority,2,SECURITY_BUILTIN_DOMAIN_RID,DOMAIN_ALIAS_RID_ADMINS,0,0,0,0,0,0,ADDRpsidAdministrators
else
invokeRtlZeroMemory,addrstSiaNtAuthority,sizeofstSiaNtAuthority
movbyteptr[stSiaNtAuthority+5],5;SECURITY_NT_AUTHORITYequ{0,0,0,0,0,5}
invokeAllocateAndInitializeSid,addrstSiaNtAuthority,2,SECURITY_BUILTIN_DOMAIN_RID,DOMAIN_ALIAS_RID_ADMINS,0,0,0,0,0,0,ADDRpsidAdministrators
endif
oreax,eax
jnz@F
moveax,FALSE
jmp@IsAdminRet
@@:
movdwSuccess,FALSE
movebx,pInfoBuffer
movecx,TOKEN_GROUPS.GroupCount[ebx]
xoresi,esi
.whileesi<ecx
pushesi
pushecx
movecx,TOKEN_GROUPS.Groups.Sid[ebx]
moveax,sizeofTOKEN_GROUPS.Groups
xoredx,edx
mulesi ;eax * esi -> eax
addecx,eax
invokeEqualSid,psidAdministrators,ecx
popecx
popesi
.ifeax!=0
movdwSuccess,TRUE
.break
.endif
incesi
.endw
invokeFreeSid,psidAdministrators
invokeGlobalFree,pInfoBuffer
moveax,dwSuccess
@IsAdminRet:
ret
IsAdminendp

endStart