0,0 → 1,282 |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
;; ;; |
;; Copyright (C) KolibriOS team 2004-2012. All rights reserved. ;; |
;; Distributed under terms of the GNU General Public License ;; |
;; ;; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
|
$Revision: 4421 $ |
|
include 'export.inc' |
|
align 4 |
|
proc load_PE stdcall, file_name:dword |
locals |
image dd ? |
entry dd ? |
base dd ? |
endl |
|
stdcall load_file, [file_name] |
test eax, eax |
jz .fail |
|
mov [image], eax |
|
mov edx, [eax+60] |
|
stdcall kernel_alloc, [eax+80+edx] |
test eax, eax |
jz .cleanup |
|
mov [base], eax |
|
stdcall map_PE, eax, [image] |
|
mov [entry], eax |
test eax, eax |
jnz .cleanup |
|
stdcall kernel_free, [base] |
.cleanup: |
stdcall kernel_free, [image] |
mov eax, [entry] |
ret |
.fail: |
xor eax, eax |
ret |
endp |
|
DWORD equ dword |
PTR equ |
|
align 4 |
map_PE: ;stdcall base:dword, image:dword |
cld |
push ebp |
push edi |
push esi |
push ebx |
sub esp, 60 |
mov ebx, DWORD PTR [esp+84] |
mov ebp, DWORD PTR [esp+80] |
mov edx, ebx |
mov esi, ebx |
add edx, DWORD PTR [ebx+60] |
mov edi, ebp |
mov DWORD PTR [esp+32], edx |
mov ecx, DWORD PTR [edx+84] |
|
shr ecx, 2 |
rep movsd |
|
movzx eax, WORD PTR [edx+6] |
mov DWORD PTR [esp+36], 0 |
mov DWORD PTR [esp+16], eax |
jmp L2 |
L3: |
mov eax, DWORD PTR [edx+264] |
test eax, eax |
je L4 |
mov esi, ebx |
mov edi, ebp |
add esi, DWORD PTR [edx+268] |
mov ecx, eax |
add edi, DWORD PTR [edx+260] |
|
add ecx, 3 |
shr ecx, 2 |
rep movsd |
|
L4: |
mov ecx, DWORD PTR [edx+256] |
cmp ecx, eax |
jbe L6 |
sub ecx, eax |
add eax, DWORD PTR [edx+260] |
lea edi, [eax+ebp] |
|
xor eax, eax |
rep stosb |
|
L6: |
inc DWORD PTR [esp+36] |
add edx, 40 |
L2: |
mov esi, DWORD PTR [esp+16] |
cmp DWORD PTR [esp+36], esi |
jne L3 |
mov edi, DWORD PTR [esp+32] |
cmp DWORD PTR [edi+164], 0 |
je L9 |
pushd [edi+164] |
mov esi, ebp |
mov ecx, ebp |
sub esi, DWORD PTR [edi+52] |
add ecx, DWORD PTR [edi+160] |
mov eax, esi |
shr eax, 16 |
mov DWORD PTR [esp+16], eax |
L12: |
mov eax, [ecx+4] |
sub [esp], eax |
lea ebx, [eax-8] |
xor edi, edi |
shr ebx, 1 |
jmp L13 |
L14: |
movzx eax, WORD PTR [ecx+8+edi*2] |
mov edx, eax |
shr eax, 12 |
and edx, 4095 |
add edx, DWORD PTR [ecx] |
cmp ax, 2 |
je L17 |
cmp ax, 3 |
je L18 |
dec ax |
jne L15 |
mov eax, DWORD PTR [esp+16] |
add WORD PTR [edx+ebp], ax |
L17: |
add WORD PTR [edx+ebp], si |
L18: |
add DWORD PTR [edx+ebp], esi |
L15: |
inc edi |
L13: |
cmp edi, ebx |
jne L14 |
add ecx, DWORD PTR [ecx+4] |
L11: |
cmp dword [esp], 0 |
jg L12 |
pop eax |
L9: |
mov edx, DWORD PTR [esp+32] |
cmp DWORD PTR [edx+132], 0 |
je L20 |
mov eax, ebp |
add eax, DWORD PTR [edx+128] |
mov DWORD PTR [esp+40], 0 |
add eax, 20 |
mov DWORD PTR [esp+56], eax |
L22: |
mov ecx, DWORD PTR [esp+56] |
cmp DWORD PTR [ecx-16], 0 |
jne L23 |
cmp DWORD PTR [ecx-8], 0 |
je L25 |
L23: |
mov edi, DWORD PTR [__exports+32] |
mov esi, DWORD PTR [__exports+28] |
mov eax, DWORD PTR [esp+56] |
mov DWORD PTR [esp+20], edi |
add edi, OS_BASE |
add esi, OS_BASE |
mov DWORD PTR [esp+44], esi |
mov ecx, DWORD PTR [eax-4] |
mov DWORD PTR [esp+48], edi |
mov edx, DWORD PTR [eax-20] |
test edx, edx |
jnz @f |
mov edx, ecx |
@@: |
mov DWORD PTR [esp+52], 0 |
add ecx, ebp |
add edx, ebp |
mov DWORD PTR [esp+24], edx |
mov DWORD PTR [esp+28], ecx |
L26: |
mov esi, DWORD PTR [esp+52] |
mov edi, DWORD PTR [esp+24] |
mov eax, DWORD PTR [edi+esi*4] |
test eax, eax |
je L27 |
test eax, eax |
js L27 |
lea edi, [ebp+eax] |
mov eax, DWORD PTR [esp+28] |
mov DWORD PTR [eax+esi*4], 0 |
lea esi, [edi+2] |
push eax |
push 32 |
movzx eax, WORD PTR [edi] |
mov edx, DWORD PTR [esp+56] |
mov eax, DWORD PTR [edx+eax*4] |
add eax, OS_BASE |
push eax |
push esi |
call strncmp |
pop ebx |
xor ebx, ebx |
test eax, eax |
jne L32 |
jmp L30 |
L33: |
push ecx |
push 32 |
mov ecx, DWORD PTR [esp+28] |
mov eax, DWORD PTR [ecx+OS_BASE+ebx*4] |
add eax, OS_BASE |
push eax |
push esi |
call strncmp |
pop edx |
test eax, eax |
jne L34 |
mov esi, DWORD PTR [esp+44] |
mov edx, DWORD PTR [esp+52] |
mov ecx, DWORD PTR [esp+28] |
mov eax, DWORD PTR [esi+ebx*4] |
add eax, OS_BASE |
mov DWORD PTR [ecx+edx*4], eax |
jmp L36 |
L34: |
inc ebx |
L32: |
cmp ebx, DWORD PTR [__exports+24] |
jb L33 |
L36: |
cmp ebx, DWORD PTR [__exports+24] |
jne L37 |
|
mov esi, msg_unresolved |
call sys_msg_board_str |
lea esi, [edi+2] |
call sys_msg_board_str |
mov esi, msg_CR |
call sys_msg_board_str |
|
mov DWORD PTR [esp+40], 1 |
jmp L37 |
L30: |
movzx eax, WORD PTR [edi] |
mov esi, DWORD PTR [esp+44] |
mov edi, DWORD PTR [esp+52] |
mov edx, DWORD PTR [esp+28] |
mov eax, DWORD PTR [esi+eax*4] |
add eax, OS_BASE |
mov DWORD PTR [edx+edi*4], eax |
L37: |
inc DWORD PTR [esp+52] |
jmp L26 |
L27: |
add DWORD PTR [esp+56], 20 |
jmp L22 |
L25: |
xor eax, eax |
cmp DWORD PTR [esp+40], 0 |
jne L40 |
L20: |
mov ecx, DWORD PTR [esp+32] |
mov eax, ebp |
add eax, DWORD PTR [ecx+40] |
L40: |
add esp, 60 |
pop ebx |
pop esi |
pop edi |
pop ebp |
ret 8 |