WebSVN – Kolibri OS – Blame – /kernel/trunk/core/peload.inc

Rev	Author	Line No.	Line
659	serge	1
		2
		3
		4	locals
		5	image dd ?
		6	endl
		7
		8
		9	test eax, eax
		10	jz .fail
		11
		12
		13
		14
		15
		16
		17	test eax, eax
		18	jz .cleanup
		19
		20
		21	ret
		22	.cleanup:
		23	stdcall kernel_free,[image]
		24	.fail:
		25	xor eax, eax
		26	ret
		27	endp
		28
		29
		30
		31	map_PE: ;stdcall base:dword, image:dword
662	serge	32	cld
659	serge	33	push ebp
		34	push edi
		35	push esi
		36	push ebx
		37	sub esp, 28
		38
		39
		40	mov ebx, [esp+48]
		41	mov dword [esp+20], 0
		42	add edx, [edx+60]
		43	movzx eax, word [edx+6]
		44	mov [esp+16], edx
		45	mov [esp+12], eax
		46	jmp .L6
		47	.L7:
		48	mov eax, [edx+264]
		49	mov ebp, [edx+260]
		50	mov esi, [esp+52]
		51	add esi, [edx+268]
		52	mov ecx, eax
		53	lea edi, [ebx+ebp]
		54
		55
		56	rep movsd
		57
		58
		59	cmp ecx, eax
		60	jbe .L8
		61	sub ecx, eax
		62
		63
		64	rep stosb
		65
		66
		67	inc dword [esp+20]
		68	add edx, 40
		69	.L6:
		70	mov eax, [esp+12]
		71	cmp [esp+20], eax
		72	jne .L7
		73
		74
		75	cmp dword [edx+164], 0
		76	je .L11
		77
		78
		79	mov ecx, ebx
		80	sub edi, [edx+52]
		81	add ecx, [edx+160]
		82	mov eax, edi
		83	shr eax, 16
		84	mov [esp+4], eax
		85	jmp .L13
		86	.L14:
		87	lea esi, [eax-8]
		88	xor ebp, ebp
		89	shr esi,1
		90	jmp .L15
		91	.L16:
		92	movzx eax, word [ecx+8+ebp*2]
		93	mov edx, eax
		94	shr eax, 12
		95	and edx, 4095
		96	add edx, [ecx]
		97	cmp ax, 2
		98	je .L19
		99
		100
		101	je .L20
		102
		103
		104	jne .L17
		105
		106
		107	add word [edx+ebx], ax
		108	.L19:
		109	add word [edx+ebx], di
		110	.L20:
		111	add [edx+ebx], edi
		112	.L17:
		113	inc ebp
		114	.L15:
		115	cmp ebp, esi
		116	jne .L16
		117	add ecx, [ecx+4]
		118	.L13:
		119	mov eax, [ecx+4]
		120	test eax, eax
		121	jne .L14
		122	.L11:
		123	mov edx, [esp+16]
		124	cmp dword [edx+132], 0
		125	je .L22
		126
		127
		128	add eax, [edx+128]
		129	lea esi, [eax+20]
		130	.L24:
		131	cmp dword [esi-16], 0
		132	jne .L25
		133
		134
		135	je .L22
		136	.L25:
		137	mov ecx, [esi-20]
		138	mov ebp, ebx
		139	add ebp, [esi-4]
		140	add ecx, ebx
		141	mov [esp+24], ecx
		142	.L27:
		143	mov edx, [esp+24]
		144	mov eax, [edx]
		145	test eax, eax
		146	je .L28
		147
		148
		149	js .L28
		150
		151
		152	mov edi, kernel_export
		153	mov dword [ebp], -1
		154	mov [esp+8], eax
		155	.L31:
		156	push ecx
		157	push 16
		158	push dword [edi]
		159	push dword [esp+20]
		160	call strncmp
		161	pop edx
		162	test eax, eax
		163	jne .L32
		164
		165
		166	mov [ebp], eax
		167	jmp .L34
		168	.L32:
		169	add edi, 8
		170	cmp dword [edi], 0
		171	jne .L31
		172	.L34:
		173	add dword [esp+24], 4
		174	add ebp, 4
		175	jmp .L27
		176	.L28:
		177	add esi, 20
		178	jmp .L24
		179	.L22:
		180
		181
		182	add ebx, [ecx+40]
		183
		184
		185	mov eax, ebx
		186
		187
		188	pop esi
		189	pop edi
		190	pop ebp
		191
		192
		193

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(root)/kernel/trunk/core/peload.inc – Rev 662