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Merge pull request #11 from 0xvpr/dev
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memory and render rewrote to asm
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@0xvpr
0xvpr authored Feb 10, 2024
2 parents 80aa397 + 48b17c1 commit 91aac95
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Showing 10 changed files with 996 additions and 585 deletions.
280 changes: 140 additions & 140 deletions src/d3d9hook.asm
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38 changes: 19 additions & 19 deletions src/dll_main.asm
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Original file line number Diff line number Diff line change
@@ -1,24 +1,24 @@
extern _DisableThreadLibraryCalls@4
extern _MainThread@4
extern _CreateThread@24
extern _DisableThreadLibraryCalls@4
extern _MainThread@4
extern _CreateThread@24

section .text
global _DllMain@12
section .text
global _DllMain@12

%define DLL_PROCESS_ATTACH 1
%define DLL_PROCESS_ATTACH 1

_DllMain@12:
cmp byte [ esp + 0x8 ], DLL_PROCESS_ATTACH
jne exit
push dword [ esp + 0x4 ]
call _DisableThreadLibraryCalls@4
push 0
push 0
push dword [ esp + 0x4 ]
push _MainThread@4
push 0
push 0
call _CreateThread@24
cmp byte [ esp + 0x8 ], DLL_PROCESS_ATTACH
jne exit
push dword [ esp + 0x4 ]
call _DisableThreadLibraryCalls@4
push 0
push 0
push dword [ esp + 0x4 ]
push _MainThread@4
push 0
push 0
call _CreateThread@24
exit:
mov eax, 1
ret 12
mov eax, 1
ret 12
298 changes: 149 additions & 149 deletions src/drawing.asm
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28 changes: 14 additions & 14 deletions src/health_detour.asm
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Original file line number Diff line number Diff line change
@@ -1,17 +1,17 @@
segment .text
section .text

global _health_detour
global _health_detour

_health_detour:
cmp dword [edi], 0x110E8B50
je $ + 0x08
xor eax, eax
mov eax, eax
mov dword [ebx], eax
mov ebx, eax
mov eax, dword [esp + 0x14]
pop esi
mov dword [eax], ebx
pop ebx
pop ecx
ret 0x8
cmp dword [edi], 0x110E8B50
je $ + 0x08
xor eax, eax
mov eax, eax
mov dword [ebx], eax
mov ebx, eax
mov eax, dword [esp + 0x14]
pop esi
mov dword [eax], ebx
pop ebx
pop ecx
ret 0x8
14 changes: 7 additions & 7 deletions src/hook_end_scene.asm
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Original file line number Diff line number Diff line change
@@ -1,13 +1,13 @@
extern _oEndScene
extern _render_menu@4
extern _oEndScene
extern _render_menu@4

section .text
global _hook_end_scene
section .text
global _hook_end_scene

_hook_end_scene:
push dword [ esp + 0x4 ]
call _render_menu@4
jmp [_oEndScene]
push dword [ esp + 0x4 ]
call _render_menu@4
jmp [_oEndScene]
;push ebx
;sub esp,0x18
;mov ebx, dword [esp+0x20]
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162 changes: 81 additions & 81 deletions src/main_thread.asm
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Original file line number Diff line number Diff line change
@@ -1,61 +1,61 @@
section .data
global _oEndScene
global _g_module_base_addr
section .data
global _oEndScene
global _g_module_base_addr

_g_module_base_addr:
dd 0
dd 0
_oEndScene:
dd 0
dd 0

section .text
extern _FreeLibraryAndExitThread@8
extern _VirtualFree@12
extern _GetModuleHandleA@4
extern _GetD3D9Device@8
extern _events_handle_keyboard
extern _memory_tramp_hook
extern _memory_patch
extern _hook_end_scene
section .text
extern _FreeLibraryAndExitThread@8
extern _VirtualFree@12
extern _GetModuleHandleA@4
extern _GetD3D9Device@8
extern _events_handle_keyboard
extern _memory_tramp_hook
extern _memory_patch
extern _hook_end_scene

global _MainThread@4
_MainThread@4: ; 10002480 <_MainThread@4>:
push edi ; 10002480: 57
push esi ; 10002481: 56
push ebx ; 10002482: 53
sub esp,0x200 ; 10002483: 81 ec 00 02 00 00
mov dword [esp],0x0 ; 10002489: c7 04 24 00 00 00 00
call _GetModuleHandleA@4 ; 10002490: ff 15 c4 80 00 10
sub esp,0x4 ; 10002496: 83 ec 04
lea edx,[esp+0x24] ; 10002499: 8d 54 24 24
mov [_g_module_base_addr], eax ; 1000249d: a3 08 60 00 10
xor eax,eax ; 100024a2: 31 c0
mov word [esp+0x21],ax ; 100024a4: 66 89 44 24 21
mov edi,edx ; 100024a9: 89 d7
xor eax,eax ; 100024ab: 31 c0
mov ecx,0x77 ; 100024ad: b9 77 00 00 00
rep stosd ;dword [edi], eax ; 100024b2: f3 ab
mov dword [esp+0x4],0x1dc ; 100024b4: c7 44 24 04 dc 01 00
; 100024bb: 00
mov dword [esp],edx ; 100024bc: 89 14 24
mov dword [esp+0x1d],0x0 ; 100024bf: c7 44 24 1d 00 00 00
; 100024c6: 00
mov byte [esp+0x23],0x0 ; 100024c7: c6 44 24 23 00
xor edi,edi ; 100024cc: 31 ff
call _GetD3D9Device@8 ; 100024ce: e8 fd eb ff ff
lea ebx,[esp+0x1d] ; 100024d3: 8d 5c 24 1d
test eax,eax ; 100024d7: 85 c0
jne hook ; 100024d9: 75 5d
;lea esi,[esi+0x0] ; 100024db: 8d 74 26 00
global _MainThread@4
_MainThread@4: ; 10002480: <_MainThread@4>:
push edi ; 10002480: 57
push esi ; 10002481: 56
push ebx ; 10002482: 53
sub esp,0x200 ; 10002483: 81 ec 00 02 00 00
mov dword [esp],0x0 ; 10002489: c7 04 24 00 00 00 00
call _GetModuleHandleA@4 ; 10002490: ff 15 c4 80 00 10
sub esp,0x4 ; 10002496: 83 ec 04
lea edx,[esp+0x24] ; 10002499: 8d 54 24 24
mov [_g_module_base_addr], eax ; 1000249d: a3 08 60 00 10
xor eax,eax ; 100024a2: 31 c0
mov word [esp+0x21],ax ; 100024a4: 66 89 44 24 21
mov edi,edx ; 100024a9: 89 d7
xor eax,eax ; 100024ab: 31 c0
mov ecx,0x77 ; 100024ad: b9 77 00 00 00
rep stosd ;dword [edi], eax ; 100024b2: f3 ab
mov dword [esp+0x4],0x1dc ; 100024b4: c7 44 24 04 dc 01 00
; 100024bb: 00
mov dword [esp],edx ; 100024bc: 89 14 24
mov dword [esp+0x1d],0x0 ; 100024bf: c7 44 24 1d 00 00 00
; 100024c6: 00
mov byte [esp+0x23],0x0 ; 100024c7: c6 44 24 23 00
xor edi,edi ; 100024cc: 31 ff
call _GetD3D9Device@8 ; 100024ce: e8 fd eb ff ff
lea ebx,[esp+0x1d] ; 100024d3: 8d 5c 24 1d
test eax,eax ; 100024d7: 85 c0
jne hook ; 100024d9: 75 5d
;lea esi,[esi+0x0] ; 100024db: 8d 74 26 00
nop
nop
nop
nop
nop
nop ; 100024df: 90
nop ; 100024df: 90
main_loop:
call _events_handle_keyboard ; 100024e0: e8 4b ef ff ff
test eax,eax ; 100024e5: 85 c0
je main_loop ; 100024e7: 74 f7
call _events_handle_keyboard ; 100024e0: e8 4b ef ff ff
test eax,eax ; 100024e5: 85 c0
je main_loop ; 100024e7: 74 f7
nop
nop
nop
Expand All @@ -64,41 +64,41 @@ main_loop:
nop
nop
exit:
mov dword [esp+0x8],0x8000 ; 100024e9: c7 44 24 08 00 80 00
; 100024f0: 00
mov dword [esp+0x4],0xc ; 100024f1: c7 44 24 04 0c 00 00
; 100024f8: 00
mov dword [esp],edi ; 100024f9: 89 3c 24
call _VirtualFree@12 ; 100024fc: ff 15 cc 80 00 10
sub esp,0xc ; 10002502: 83 ec 0c
mov eax,dword [esp+0xcc] ; 10002505: 8b 84 24 cc 00 00 00
mov dword [esp+0x4],ebx ; 1000250c: 89 5c 24 04
mov dword [esp+0x8],0x7 ; 10002510: c7 44 24 08 07 00 00
; 10002517: 00
mov dword [esp],eax ; 10002518: 89 04 24
call _memory_patch ; 1000251b: e8 f0 01 00 00
mov ebx,dword [esp+0x210] ; 10002520: 8b 9c 24 10 02 00 00
mov dword [esp+0x4],0x0 ; 10002527: c7 44 24 04 00 00 00
; 1000252e: 00
mov dword [esp],ebx ; 1000252f: 89 1c 24
call _FreeLibraryAndExitThread@8 ; 10002532: ff 15 bc 80 00 10
mov dword [esp+0x8],0x8000 ; 100024e9: c7 44 24 08 00 80 00
; 100024f0: 00
mov dword [esp+0x4],0xc ; 100024f1: c7 44 24 04 0c 00 00
; 100024f8: 00
mov dword [esp],edi ; 100024f9: 89 3c 24
call _VirtualFree@12 ; 100024fc: ff 15 cc 80 00 10
sub esp,0xc ; 10002502: 83 ec 0c
mov eax,dword [esp+0xcc] ; 10002505: 8b 84 24 cc 00 00 00
mov dword [esp+0x4],ebx ; 1000250c: 89 5c 24 04
mov dword [esp+0x8],0x7 ; 10002510: c7 44 24 08 07 00 00
; 10002517: 00
mov dword [esp],eax ; 10002518: 89 04 24
call _memory_patch ; 1000251b: e8 f0 01 00 00
mov ebx,dword [esp+0x210] ; 10002520: 8b 9c 24 10 02 00 00
mov dword [esp+0x4],0x0 ; 10002527: c7 44 24 04 00 00 00
; 1000252e: 00
mov dword [esp],ebx ; 1000252f: 89 1c 24
call _FreeLibraryAndExitThread@8 ; 10002532: ff 15 bc 80 00 10
nop
nop
nop
hook:
mov edx,dword [esp+0xcc] ; 10002538: 8b 94 24 cc 00 00 00
mov ecx,0x7 ; 1000253f: b9 07 00 00 00
mov esi,edx ; 10002544: 89 d6
mov edi,ebx ; 10002546: 89 df
rep movsb ;byte [edi], byte [esi] ; 10002548: f3 a4
mov dword [esp+0x8],0x7 ; 1000254a: c7 44 24 08 07 00 00
; 10002551: 00
mov dword [esp+0x4], _hook_end_scene ; 10002552: c7 44 24 04 50 10 00
; 10002559: 10
mov dword [esp],edx ; 1000255a: 89 14 24
call _memory_tramp_hook ; 1000255d: e8 9e 02 00 00
mov [_oEndScene], eax ; 10002562: a3 04 60 00 10
mov edi,eax ; 10002567: 89 c7
jmp main_loop ; 10002569: e9 72 ff ff ff
nop ; 1000256e: 90
nop ; 1000256f: 90
mov edx,dword [esp+0xcc] ; 10002538: 8b 94 24 cc 00 00 00
mov ecx,0x7 ; 1000253f: b9 07 00 00 00
mov esi,edx ; 10002544: 89 d6
mov edi,ebx ; 10002546: 89 df
rep movsb ;byte [edi], byte [esi] ; 10002548: f3 a4
mov dword [esp+0x8],0x7 ; 1000254a: c7 44 24 08 07 00 00
; 10002551: 00
mov dword [esp+0x4], _hook_end_scene ; 10002552: c7 44 24 04 50 10 00
; 10002559: 10
mov dword [esp],edx ; 1000255a: 89 14 24
call _memory_tramp_hook ; 1000255d: e8 9e 02 00 00
mov [_oEndScene], eax ; 10002562: a3 04 60 00 10
mov edi,eax ; 10002567: 89 c7
jmp main_loop ; 10002569: e9 72 ff ff ff
nop ; 1000256e: 90
nop ; 1000256f: 90
89 changes: 0 additions & 89 deletions src/mem.c
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