_PrepareMenuWindow() 子例程的逆向
有人可以帮我逆向 _PrepareMenuWindow() 子例程吗? 我正在尝试找到该方法的签名。
__text:000639A7 _PrepareMenuWindow proc near ; CODE XREF: DrawTheMenu(MenuSelectData *,__CFArray **,uchar,uchar *)+274p
__text:000639A7 ; PopUpMenuSelectCore(MenuData *,Point,double,Point,ushort,uint,Rect const*,ushort,ulong,Rect const*,Rect const*,__CFString const*,OpaqueMenuRef **,ushort *)+528p
__text:000639A7
__text:000639A7 var_44 = dword ptr -44h
__text:000639A7 var_40 = dword ptr -40h
__text:000639A7 var_3C = dword ptr -3Ch
__text:000639A7 var_34 = dword ptr -34h
__text:000639A7 var_30 = dword ptr -30h
__text:000639A7 var_2C = dword ptr -2Ch
__text:000639A7 var_28 = dword ptr -28h
__text:000639A7 var_24 = word ptr -24h
__text:000639A7 var_20 = dword ptr -20h
__text:000639A7 var_1A = word ptr -1Ah
__text:000639A7 arg_0 = dword ptr 8
__text:000639A7 arg_4 = dword ptr 0Ch
__text:000639A7 arg_8 = dword ptr 10h
__text:000639A7
__text:000639A7 push ebp
__text:000639A8 mov ebp, esp
__text:000639AA push edi
__text:000639AB push esi
__text:000639AC push ebx
__text:000639AD sub esp, 5Ch
__text:000639B0 xor edi, edi
__text:000639B2 mov eax, [ebp+arg_0]
__text:000639B5 test eax, eax
__text:000639B7 jz short loc_639C6
__text:000639B9 mov eax, [ebp+arg_0]
__text:000639BC mov [esp], eax
__text:000639BF call __ZNK8HIObject13GetEncodedRefEv ; HIObject::GetEncodedRef(void)
__text:000639C4 mov edi, eax
__text:000639C6
__text:000639C6 loc_639C6: ; CODE XREF: _PrepareMenuWindow+10j
__text:000639C6 mov ecx, [ebp+arg_4]
__text:000639C9 mov eax, [ecx]
__text:000639CB mov edx, [ecx+4]
__text:000639CE mov [ebp+var_2C], eax
__text:000639D1 mov [ebp+var_28], edx
__text:000639D4 lea eax, [ebp+var_1A]
__text:000639D7 mov [ebp+var_40], eax
__text:000639DA mov [esp+4], eax
__text:000639DE mov [esp], edi
__text:000639E1 call _GetMenuType
__text:000639E6 mov dword ptr [esp+4], 0
__text:000639EE mov [esp], edi
__text:000639F1 call _IsMenuItemEnabled
__text:000639F6 movzx edx, [ebp+var_1A]
__text:000639FA or dh, 1
__text:000639FD test al, al
__text:000639FF movzx ebx, [ebp+var_1A]
__text:00063A03 cmovz ebx, edx
__text:00063A06 mov [ebp+var_1A], bx
__text:00063A0A mov eax, [ebp+arg_8]
__text:00063A0D mov [esp+0Ch], eax
__text:00063A11 lea ecx, [ebp+var_2C]
__text:00063A14 mov [ebp+var_44], ecx
__text:00063A17 mov [esp+8], ecx
__text:00063A1B mov eax, [ebp+arg_4]
__text:00063A1E mov [esp+4], eax
__text:00063A22 mov [esp], edi
__text:00063A25 call __AddOpenMenu
__text:00063A2A mov ecx, [ebp+var_44]
__text:00063A2D mov [esp], ecx
__text:00063A30 call _EmptyRect
__text:00063A35 test al, al
__text:00063A37 jnz loc_63B94
__text:00063A3D mov [esp], edi
__text:00063A40 call __Z11GetMenuDataP13OpaqueMenuRef ; GetMenuData(OpaqueMenuRef *)
__text:00063A45 mov [ebp+var_3C], eax
__text:00063A48 call _NewRgn
__text:00063A4D mov esi, eax
__text:00063A4F test eax, eax
__text:00063A51 jz loc_63BDD
__text:00063A57 movzx ebx, bx
__text:00063A5A mov eax, [ebp+var_3C]
__text:00063A5D mov eax, [eax+40h]
__text:00063A60 test eax, eax
__text:00063A62 jnz loc_63B23
__text:00063A68 mov [ebp+var_1A], 0
__text:00063A6E mov eax, [ebp+var_2C]
__text:00063A71 mov edx, [ebp+var_28]
__text:00063A74 mov [ebp+var_34], eax
__text:00063A77 mov [ebp+var_30], edx
__text:00063A7A mov ecx, [ebp+var_40]
__text:00063A7D mov [esp+10h], ecx
__text:00063A81 mov dword ptr [esp+0Ch], 0
__text:00063A89 lea eax, [ebp+var_34]
__text:00063A8C mov [esp+8], eax
__text:00063A90 mov dword ptr [esp+4], 7
__text:00063A98 mov eax, [ebp+var_3C]
__text:00063A9B mov [esp], eax
__text:00063A9E call __Z12_CallMenuDefP8MenuDatasP4Rect5PointPs ; _CallMenuDef(MenuData *,short,Rect *,Point,short *)
__text:00063AA3 cmp [ebp+var_1A], 7473h
__text:00063AA9 jz short loc_63ADC
__text:00063AAB add word ptr [ebp+var_2C], 3
__text:00063AB0 mov dword ptr [esp+8], 0FFFFFFFCh
__text:00063AB8 mov dword ptr [esp+4], 0FFFFFFFCh
__text:00063AC0 mov ecx, [ebp+var_44]
__text:00063AC3 mov [esp], ecx
__text:00063AC6 call _InsetRect
__text:00063ACB mov eax, [ebp+var_44]
__text:00063ACE mov [esp+4], eax
__text:00063AD2 mov [esp], esi
__text:00063AD5 call _RectRgn
__text:00063ADA jmp short loc_63B23
__text:00063ADC ; ---------------------------------------------------------------------------
__text:00063ADC
__text:00063ADC loc_63ADC: ; CODE XREF: _PrepareMenuWindow+102j
__text:00063ADC lea eax, [ebp+var_24]
__text:00063ADF mov [esp+8], eax
__text:00063AE3 lea eax, [ebp+var_20]
__text:00063AE6 mov [esp+4], eax
__text:00063AEA mov [esp], edi
__text:00063AED call __GetMenuCallout
__text:00063AF2 movsx eax, [ebp+var_24]
__text:00063AF6 mov [esp+10h], eax
__text:00063AFA mov eax, [ebp+var_20]
__text:00063AFD mov [esp+0Ch], eax
__text:00063B01 mov [esp+8], esi
__text:00063B05 mov [esp+4], ebx
__text:00063B09 mov ecx, [ebp+var_44]
__text:00063B0C mov [esp], ecx
__text:00063B0F call __GetThemeMenuBackgroundRegionWithCallout
__text:00063B14 mov eax, [ebp+var_44]
__text:00063B17 mov [esp+4], eax
__text:00063B1B mov [esp], esi
__text:00063B1E call _GetRegionBounds
__text:00063B23
__text:00063B23 loc_63B23: ; CODE XREF: _PrepareMenuWindow+BBj
__text:00063B23 ; _PrepareMenuWindow+133j
__text:00063B23 mov [esp+0Ch], esi
__text:00063B27 mov ecx, [ebp+var_44]
__text:00063B2A mov [esp+8], ecx
__text:00063B2E mov [esp+4], ebx
__text:00063B32 mov [esp], edi
__text:00063B35 call __ZL13GetMenuWindowP13OpaqueMenuReftPK4RectP15OpaqueRgnHandle ; GetMenuWindow(OpaqueMenuRef *,ushort,Rect const*,OpaqueRgnHandle *)
__text:00063B3A test eax, eax
__text:00063B3C jz short loc_63BA1
__text:00063B3E mov [esp], eax
__text:00063B41 call _GetWindowPort
__text:00063B46 mov [esp], eax
__text:00063B49 call _SetPortWrapper
__text:00063B4E mov [esp], esi
__text:00063B51 call _SetClipWrapper
__text:00063B56 mov [esp], esi
__text:00063B59 call _DisposeRgn
__text:00063B5E mov eax, [ebp+var_3C]
__text:00063B61 mov eax, [eax+40h]
__text:00063B64 test eax, eax
__text:00063B66 jnz short loc_63BDD
__text:00063B68 mov dword ptr [esp+14h], 0
__text:00063B70 mov dword ptr [esp+10h], 0
__text:00063B78 mov [esp+0Ch], ebx
__text:00063B7C mov ecx, [ebp+arg_4]
__text:00063B7F mov [esp+8], ecx
__text:00063B83 mov eax, [ebp+var_44]
__text:00063B86 mov [esp+4], eax
__text:00063B8A mov [esp], edi
__text:00063B8D call __Z18DrawMenuBackgroundP13OpaqueMenuRefRK4RectS3_thPv ; DrawMenuBackground(OpaqueMenuRef *,Rect const&,Rect const&,ushort,uchar,void *)
__text:00063B92 jmp short loc_63BDD
__text:00063B94 ; ---------------------------------------------------------------------------
__text:00063B94
__text:00063B94 loc_63B94: ; CODE XREF: _PrepareMenuWindow+90j
__text:00063B94 mov ecx, [ebp+arg_0]
__text:00063B97 mov [esp], ecx
__text:00063B9A call _DisposeMenuWindow
__text:00063B9F jmp short loc_63BDD
__text:00063BA1 ; ---------------------------------------------------------------------------
__text:00063BA1
__text:00063BA1 loc_63BA1: ; CODE XREF: _PrepareMenuWindow+195j
__text:00063BA1 mov eax, [ebp+arg_0]
__text:00063BA4 mov [esp], eax
__text:00063BA7 call __Z11FindMBEntryP8MenuData ; FindMBEntry(MenuData *)
__text:00063BAC mov ecx, eax
__text:00063BAE test eax, eax
__text:00063BB0 jz short loc_63BD5
__text:00063BB2 mov word ptr [eax+1Eh], 0
__text:00063BB8 mov word ptr [eax+1Ch], 0
__text:00063BBE mov word ptr [eax+1Ah], 0
__text:00063BC4 mov word ptr [eax+18h], 0
__text:00063BCA mov eax, [eax+18h]
__text:00063BCD mov edx, [ecx+1Ch]
__text:00063BD0 mov [ecx], eax
__text:00063BD2 mov [ecx+4], edx
__text:00063BD5
__text:00063BD5 loc_63BD5: ; CODE XREF: _PrepareMenuWindow+209j
__text:00063BD5 mov [esp], esi
__text:00063BD8 call _DisposeRgn
__text:00063BDD
__text:00063BDD loc_63BDD: ; CODE XREF: _PrepareMenuWindow+AAj
__text:00063BDD ; _PrepareMenuWindow+1BFj ...
__text:00063BDD xor eax, eax
__text:00063BDF add esp, 5Ch
__text:00063BE2 pop ebx
__text:00063BE3 pop esi
__text:00063BE4 pop edi
__text:00063BE5 leave
__text:00063BE6 retn
__text:00063BE6 _PrepareMenuWindow endp
Can some one help me with reversing of _PrepareMenuWindow() subroutine?
I am trying to find the signature of the method.
__text:000639A7 _PrepareMenuWindow proc near ; CODE XREF: DrawTheMenu(MenuSelectData *,__CFArray **,uchar,uchar *)+274p
__text:000639A7 ; PopUpMenuSelectCore(MenuData *,Point,double,Point,ushort,uint,Rect const*,ushort,ulong,Rect const*,Rect const*,__CFString const*,OpaqueMenuRef **,ushort *)+528p
__text:000639A7
__text:000639A7 var_44 = dword ptr -44h
__text:000639A7 var_40 = dword ptr -40h
__text:000639A7 var_3C = dword ptr -3Ch
__text:000639A7 var_34 = dword ptr -34h
__text:000639A7 var_30 = dword ptr -30h
__text:000639A7 var_2C = dword ptr -2Ch
__text:000639A7 var_28 = dword ptr -28h
__text:000639A7 var_24 = word ptr -24h
__text:000639A7 var_20 = dword ptr -20h
__text:000639A7 var_1A = word ptr -1Ah
__text:000639A7 arg_0 = dword ptr 8
__text:000639A7 arg_4 = dword ptr 0Ch
__text:000639A7 arg_8 = dword ptr 10h
__text:000639A7
__text:000639A7 push ebp
__text:000639A8 mov ebp, esp
__text:000639AA push edi
__text:000639AB push esi
__text:000639AC push ebx
__text:000639AD sub esp, 5Ch
__text:000639B0 xor edi, edi
__text:000639B2 mov eax, [ebp+arg_0]
__text:000639B5 test eax, eax
__text:000639B7 jz short loc_639C6
__text:000639B9 mov eax, [ebp+arg_0]
__text:000639BC mov [esp], eax
__text:000639BF call __ZNK8HIObject13GetEncodedRefEv ; HIObject::GetEncodedRef(void)
__text:000639C4 mov edi, eax
__text:000639C6
__text:000639C6 loc_639C6: ; CODE XREF: _PrepareMenuWindow+10j
__text:000639C6 mov ecx, [ebp+arg_4]
__text:000639C9 mov eax, [ecx]
__text:000639CB mov edx, [ecx+4]
__text:000639CE mov [ebp+var_2C], eax
__text:000639D1 mov [ebp+var_28], edx
__text:000639D4 lea eax, [ebp+var_1A]
__text:000639D7 mov [ebp+var_40], eax
__text:000639DA mov [esp+4], eax
__text:000639DE mov [esp], edi
__text:000639E1 call _GetMenuType
__text:000639E6 mov dword ptr [esp+4], 0
__text:000639EE mov [esp], edi
__text:000639F1 call _IsMenuItemEnabled
__text:000639F6 movzx edx, [ebp+var_1A]
__text:000639FA or dh, 1
__text:000639FD test al, al
__text:000639FF movzx ebx, [ebp+var_1A]
__text:00063A03 cmovz ebx, edx
__text:00063A06 mov [ebp+var_1A], bx
__text:00063A0A mov eax, [ebp+arg_8]
__text:00063A0D mov [esp+0Ch], eax
__text:00063A11 lea ecx, [ebp+var_2C]
__text:00063A14 mov [ebp+var_44], ecx
__text:00063A17 mov [esp+8], ecx
__text:00063A1B mov eax, [ebp+arg_4]
__text:00063A1E mov [esp+4], eax
__text:00063A22 mov [esp], edi
__text:00063A25 call __AddOpenMenu
__text:00063A2A mov ecx, [ebp+var_44]
__text:00063A2D mov [esp], ecx
__text:00063A30 call _EmptyRect
__text:00063A35 test al, al
__text:00063A37 jnz loc_63B94
__text:00063A3D mov [esp], edi
__text:00063A40 call __Z11GetMenuDataP13OpaqueMenuRef ; GetMenuData(OpaqueMenuRef *)
__text:00063A45 mov [ebp+var_3C], eax
__text:00063A48 call _NewRgn
__text:00063A4D mov esi, eax
__text:00063A4F test eax, eax
__text:00063A51 jz loc_63BDD
__text:00063A57 movzx ebx, bx
__text:00063A5A mov eax, [ebp+var_3C]
__text:00063A5D mov eax, [eax+40h]
__text:00063A60 test eax, eax
__text:00063A62 jnz loc_63B23
__text:00063A68 mov [ebp+var_1A], 0
__text:00063A6E mov eax, [ebp+var_2C]
__text:00063A71 mov edx, [ebp+var_28]
__text:00063A74 mov [ebp+var_34], eax
__text:00063A77 mov [ebp+var_30], edx
__text:00063A7A mov ecx, [ebp+var_40]
__text:00063A7D mov [esp+10h], ecx
__text:00063A81 mov dword ptr [esp+0Ch], 0
__text:00063A89 lea eax, [ebp+var_34]
__text:00063A8C mov [esp+8], eax
__text:00063A90 mov dword ptr [esp+4], 7
__text:00063A98 mov eax, [ebp+var_3C]
__text:00063A9B mov [esp], eax
__text:00063A9E call __Z12_CallMenuDefP8MenuDatasP4Rect5PointPs ; _CallMenuDef(MenuData *,short,Rect *,Point,short *)
__text:00063AA3 cmp [ebp+var_1A], 7473h
__text:00063AA9 jz short loc_63ADC
__text:00063AAB add word ptr [ebp+var_2C], 3
__text:00063AB0 mov dword ptr [esp+8], 0FFFFFFFCh
__text:00063AB8 mov dword ptr [esp+4], 0FFFFFFFCh
__text:00063AC0 mov ecx, [ebp+var_44]
__text:00063AC3 mov [esp], ecx
__text:00063AC6 call _InsetRect
__text:00063ACB mov eax, [ebp+var_44]
__text:00063ACE mov [esp+4], eax
__text:00063AD2 mov [esp], esi
__text:00063AD5 call _RectRgn
__text:00063ADA jmp short loc_63B23
__text:00063ADC ; ---------------------------------------------------------------------------
__text:00063ADC
__text:00063ADC loc_63ADC: ; CODE XREF: _PrepareMenuWindow+102j
__text:00063ADC lea eax, [ebp+var_24]
__text:00063ADF mov [esp+8], eax
__text:00063AE3 lea eax, [ebp+var_20]
__text:00063AE6 mov [esp+4], eax
__text:00063AEA mov [esp], edi
__text:00063AED call __GetMenuCallout
__text:00063AF2 movsx eax, [ebp+var_24]
__text:00063AF6 mov [esp+10h], eax
__text:00063AFA mov eax, [ebp+var_20]
__text:00063AFD mov [esp+0Ch], eax
__text:00063B01 mov [esp+8], esi
__text:00063B05 mov [esp+4], ebx
__text:00063B09 mov ecx, [ebp+var_44]
__text:00063B0C mov [esp], ecx
__text:00063B0F call __GetThemeMenuBackgroundRegionWithCallout
__text:00063B14 mov eax, [ebp+var_44]
__text:00063B17 mov [esp+4], eax
__text:00063B1B mov [esp], esi
__text:00063B1E call _GetRegionBounds
__text:00063B23
__text:00063B23 loc_63B23: ; CODE XREF: _PrepareMenuWindow+BBj
__text:00063B23 ; _PrepareMenuWindow+133j
__text:00063B23 mov [esp+0Ch], esi
__text:00063B27 mov ecx, [ebp+var_44]
__text:00063B2A mov [esp+8], ecx
__text:00063B2E mov [esp+4], ebx
__text:00063B32 mov [esp], edi
__text:00063B35 call __ZL13GetMenuWindowP13OpaqueMenuReftPK4RectP15OpaqueRgnHandle ; GetMenuWindow(OpaqueMenuRef *,ushort,Rect const*,OpaqueRgnHandle *)
__text:00063B3A test eax, eax
__text:00063B3C jz short loc_63BA1
__text:00063B3E mov [esp], eax
__text:00063B41 call _GetWindowPort
__text:00063B46 mov [esp], eax
__text:00063B49 call _SetPortWrapper
__text:00063B4E mov [esp], esi
__text:00063B51 call _SetClipWrapper
__text:00063B56 mov [esp], esi
__text:00063B59 call _DisposeRgn
__text:00063B5E mov eax, [ebp+var_3C]
__text:00063B61 mov eax, [eax+40h]
__text:00063B64 test eax, eax
__text:00063B66 jnz short loc_63BDD
__text:00063B68 mov dword ptr [esp+14h], 0
__text:00063B70 mov dword ptr [esp+10h], 0
__text:00063B78 mov [esp+0Ch], ebx
__text:00063B7C mov ecx, [ebp+arg_4]
__text:00063B7F mov [esp+8], ecx
__text:00063B83 mov eax, [ebp+var_44]
__text:00063B86 mov [esp+4], eax
__text:00063B8A mov [esp], edi
__text:00063B8D call __Z18DrawMenuBackgroundP13OpaqueMenuRefRK4RectS3_thPv ; DrawMenuBackground(OpaqueMenuRef *,Rect const&,Rect const&,ushort,uchar,void *)
__text:00063B92 jmp short loc_63BDD
__text:00063B94 ; ---------------------------------------------------------------------------
__text:00063B94
__text:00063B94 loc_63B94: ; CODE XREF: _PrepareMenuWindow+90j
__text:00063B94 mov ecx, [ebp+arg_0]
__text:00063B97 mov [esp], ecx
__text:00063B9A call _DisposeMenuWindow
__text:00063B9F jmp short loc_63BDD
__text:00063BA1 ; ---------------------------------------------------------------------------
__text:00063BA1
__text:00063BA1 loc_63BA1: ; CODE XREF: _PrepareMenuWindow+195j
__text:00063BA1 mov eax, [ebp+arg_0]
__text:00063BA4 mov [esp], eax
__text:00063BA7 call __Z11FindMBEntryP8MenuData ; FindMBEntry(MenuData *)
__text:00063BAC mov ecx, eax
__text:00063BAE test eax, eax
__text:00063BB0 jz short loc_63BD5
__text:00063BB2 mov word ptr [eax+1Eh], 0
__text:00063BB8 mov word ptr [eax+1Ch], 0
__text:00063BBE mov word ptr [eax+1Ah], 0
__text:00063BC4 mov word ptr [eax+18h], 0
__text:00063BCA mov eax, [eax+18h]
__text:00063BCD mov edx, [ecx+1Ch]
__text:00063BD0 mov [ecx], eax
__text:00063BD2 mov [ecx+4], edx
__text:00063BD5
__text:00063BD5 loc_63BD5: ; CODE XREF: _PrepareMenuWindow+209j
__text:00063BD5 mov [esp], esi
__text:00063BD8 call _DisposeRgn
__text:00063BDD
__text:00063BDD loc_63BDD: ; CODE XREF: _PrepareMenuWindow+AAj
__text:00063BDD ; _PrepareMenuWindow+1BFj ...
__text:00063BDD xor eax, eax
__text:00063BDF add esp, 5Ch
__text:00063BE2 pop ebx
__text:00063BE3 pop esi
__text:00063BE4 pop edi
__text:00063BE5 leave
__text:00063BE6 retn
__text:00063BE6 _PrepareMenuWindow endp
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到目前为止,您有哪些不是由 IDA 生成的? (即:您对函数的分析)。
从它的外观来看,它是一个总是返回 NULL/false/0 的 __cdecl 函数。它似乎还需要 3 个参数(可以通过查看调用者的清理情况来确认,如果有的话)。
arg 0 是一个
MenuData*
,arg 4 似乎是一个Rect&
(实际上只是Rect*
),arg 8 可以是任何东西type__AddOpenMenu
作为第四个参数。所以我假设类似于 typedef BOOL(__cdecl*)(MenuData*,Rect&,void*)
What have you got so far that isn't generated by IDA? (ie: your analysis of the function).
From the looks of it its a
__cdecl
function that always returns NULL/false/0. It also seems to take 3 arguments(which can be confirmed by looking at what cleanup is by the caller, if there is any).Arg 0 is a
MenuData*
, arg 4 seems to be aRect&
(which is secretly justRect*
), arg 8 would be whatever type__AddOpenMenu
takes as its fourth argument.So i'd assume something along the lines of
typedef BOOL(__cdecl*)(MenuData*,Rect&,void*)