Function at 0x421140
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x4db3a8
mov eax, dword fs:[0]
push eax
sub esp, 0x48
mov eax, dword [0x515854]
xor eax, esp
mov dword [esp + 0x40], eax
push ebx
push esi
push edi
mov eax, dword [0x515854]
xor eax, esp
push eax
lea eax, [esp + 0x58]
mov dword fs:[0], eax
mov ebx, dword [ebp + 8]
cmp ebx, 0xffffffff
mov edx, ecx
mov dword [esp + 0x18], edx
jne 0x42118c
xor eax, eax
jmp 0x421475
mov eax, dword [edx + 0x24]
mov ecx, dword [eax]
test ecx, ecx
je 0x4211b6
mov eax, dword [edx + 0x34]
mov esi, dword [eax]
add esi, ecx
cmp ecx, esi
jae 0x4211b6
add dword [eax], 0xffffffff
mov eax, dword [edx + 0x24]
mov ecx, dword [eax]
lea edx, [ecx + 1]
mov dword [eax], edx
mov byte [ecx], bl
mov eax, ebx
jmp 0x421475
mov eax, dword [edx + 0x4c]
test eax, eax
je 0x421472
cmp dword [edx + 0x3c], 0
jne 0x4211e4
push eax
movsx eax, bl
push eax
call fcn.004b8c34
add esp, 8
cmp eax, 0xffffffff
je 0x421472
mov eax, ebx
jmp 0x421475
mov ecx, 0xf
xor eax, eax
cmp ecx, 0x10
mov byte [esp + 0x38], 0
mov byte [esp + 0x13], bl
mov dword [esp + 0x4c], ecx
mov dword [esp + 0x38], eax
mov dword [esp + 0x3c], eax
mov dword [esp + 0x48], 8
jae 0x421211
lea eax, [esp + 0x38]
mov byte [eax + 8], 0
mov dword [esp + 0x60], 0
mov edi, dword [esp + 0x4c]
cmp edi, 0x10
mov eax, dword [esp + 0x38]
jb 0x421363
test eax, eax
mov esi, eax
mov dword [esp + 0x14], esi
je 0x42125c
cmp edi, 0x10
mov ecx, eax
jae 0x421243
lea ecx, [esp + 0x38]
cmp ecx, esi
ja 0x42125c
cmp edi, 0x10
mov ecx, eax
jae 0x421252
lea ecx, [esp + 0x38]
mov edx, dword [esp + 0x48]
add ecx, edx
cmp esi, ecx
jbe 0x42126d
call fcn.004b7b58
mov edi, dword [esp + 0x4c]
mov edx, dword [esp + 0x48]
mov eax, dword [esp + 0x38]
lea ecx, [esp + 0x34]
cmp ecx, 0xfffffffe
je 0x421298
cmp edi, 0x10
mov ecx, eax
jae 0x421281
lea ecx, [esp + 0x38]
add ecx, edx
cmp esi, ecx
jb 0x421298
call fcn.004b7b58
mov edi, dword [esp + 0x4c]
mov edx, dword [esp + 0x48]
mov eax, dword [esp + 0x38]
cmp edi, 0x10
mov ebx, edx
jb 0x421372
test eax, eax
mov esi, eax
je 0x4212c9
cmp edi, 0x10
mov ecx, eax
jae 0x4212b4
lea ecx, [esp + 0x38]
cmp ecx, esi
ja 0x4212c9
cmp edi, 0x10
mov ecx, eax
jae 0x4212c3
lea ecx, [esp + 0x38]
add ecx, edx
cmp esi, ecx
jbe 0x4212da
call fcn.004b7b58
mov edi, dword [esp + 0x4c]
mov edx, dword [esp + 0x48]
mov eax, dword [esp + 0x38]
lea ecx, [esp + 0x34]
cmp ecx, 0xfffffffe
je 0x4212f7
cmp edi, 0x10
jae 0x4212ec
lea eax, [esp + 0x38]
add eax, edx
cmp esi, eax
jb 0x4212f7
call fcn.004b7b58
mov edi, dword [esp + 0x18]
mov ecx, dword [edi + 0x3c]
mov edx, dword [ecx]
mov edx, dword [edx + 0x14]
lea eax, [esp + 0x1c]
push eax
mov eax, dword [esp + 0x18]
add eax, ebx
push eax
push esi
lea eax, [esp + 0x2c]
push eax
lea eax, [esp + 0x24]
push eax
lea eax, [esp + 0x27]
push eax
lea eax, [edi + 0x44]
push eax
call edx
test eax, eax
jl 0x421469
cmp eax, 1
jg 0x421426
lea eax, [esp + 0x24]
push eax
lea edi, [esp + 0x38]
call fcn.0041ffd0
mov esi, eax
mov eax, dword [esi]
cmp eax, 0xfffffffe
je 0x42138d
test eax, eax
jne 0x421356
call fcn.004b7b58
mov eax, dword [esi]
cmp dword [eax + 0x18], 0x10
jb 0x42137b
mov ecx, dword [eax + 4]
jmp 0x42137e
lea ecx, [esp + 0x38]
mov dword [esp + 0x14], ecx
mov esi, ecx
jmp 0x421238
lea esi, [esp + 0x38]
jmp 0x4212a9
lea ecx, [eax + 4]
mov edx, dword [eax + 0x14]
add edx, ecx
cmp dword [esi + 4], edx
jb 0x42138d
call fcn.004b7b58
mov ebx, dword [esp + 0x1c]
sub ebx, dword [esi + 4]
je 0x4213f0
lea eax, [esp + 0x2c]
push eax
lea edi, [esp + 0x38]
call fcn.0041ffd0
mov esi, eax
mov eax, dword [esi]
cmp eax, 0xfffffffe
je 0x4213d5
test eax, eax
jne 0x4213b6
call fcn.004b7b58
mov eax, dword [esi]
cmp dword [eax + 0x18], 0x10
jb 0x4213c3
mov ecx, dword [eax + 4]
jmp 0x4213c6
lea ecx, [eax + 4]
mov edx, dword [eax + 0x14]
add edx, ecx
cmp dword [esi + 4], edx
jb 0x4213d5
call fcn.004b7b58
mov eax, dword [esp + 0x18]
mov ecx, dword [eax + 0x4c]
mov esi, dword [esi + 4]
push ecx
push ebx
push 1
push esi
call fcn.004b9009
add esp, 0x10
cmp ebx, eax
jne 0x421469
mov edx, dword [esp + 0x18]
lea eax, [esp + 0x13]
cmp dword [esp + 0x20], eax
mov byte [edx + 0x41], 1
jne 0x42145b
test ebx, ebx
ja 0x42121d
cmp dword [esp + 0x48], 0x20
jae 0x421469
push 0
mov eax, 8
lea edi, [esp + 0x38]
call fcn.0041ff30
jmp 0x42121d
cmp eax, 3
jne 0x421469
mov eax, dword [edi + 0x4c]
mov cl, byte [esp + 0x13]
call fcn.0040dc50
test al, al
je 0x42144b
mov esi, dword [ebp + 8]
lea ecx, [esp + 0x34]
call fcn.00407480
mov eax, esi
jmp 0x421475
lea ecx, [esp + 0x34]
or esi, 0xffffffff
call fcn.00407480
mov eax, esi
jmp 0x421475
lea ecx, [esp + 0x34]
call fcn.00407480
mov eax, dword [ebp + 8]
jmp 0x421475
lea ecx, [esp + 0x34]
call fcn.00407480
or eax, 0xffffffff
mov ecx, dword [esp + 0x58]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x40]
xor ecx, esp
call fcn.004b6e9f
mov esp, ebp
pop ebp
ret 4