Function at 0x10020870
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x1006c238
mov eax, dword fs:[0]
push eax
sub esp, 0x38
mov eax, dword [0x1007d1f8]
xor eax, esp
mov dword [esp + 0x30], eax
push ebx
push esi
push edi
mov eax, dword [0x1007d1f8]
xor eax, esp
push eax
lea eax, [esp + 0x48]
mov dword fs:[0], eax
mov ebx, dword [ebp + 8]
cmp ebx, 0xffffffff
mov edx, ecx
mov dword [esp + 0x14], edx
jne 0x100208bc
xor eax, eax
jmp 0x10020c26
mov eax, dword [edx + 0x24]
mov ecx, dword [eax]
test ecx, ecx
je 0x100208e6
mov eax, dword [edx + 0x34]
mov esi, dword [eax]
add esi, ecx
cmp ecx, esi
jae 0x100208e6
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 0x10020c26
mov eax, dword [edx + 0x4c]
test eax, eax
je 0x10020c23
cmp dword [edx + 0x3c], 0
jne 0x10020914
push eax
movsx eax, bl
push eax
call fcn.10043b97
add esp, 8
cmp eax, 0xffffffff
je 0x10020c23
mov eax, ebx
jmp 0x10020c26
mov ecx, 0xf
xor eax, eax
cmp ecx, 0x10
mov byte [esp + 0x28], 0
mov byte [esp + 0x13], bl
mov dword [esp + 0x3c], ecx
mov dword [esp + 0x28], eax
mov dword [esp + 0x2c], eax
mov dword [esp + 0x38], 8
jae 0x10020941
lea eax, [esp + 0x28]
mov byte [eax + 8], 0
mov dword [esp + 0x50], 0
mov eax, dword [esp + 0x28]
mov edx, dword [esp + 0x3c]
cmp edx, 0x10
jb 0x10020bab
test eax, eax
mov ebx, eax
mov dword [esp + 0x18], ebx
je 0x1002098c
cmp edx, 0x10
mov ecx, eax
jae 0x10020973
lea ecx, [esp + 0x28]
cmp ecx, ebx
ja 0x1002098c
cmp edx, 0x10
mov ecx, eax
jae 0x10020982
lea ecx, [esp + 0x28]
mov esi, dword [esp + 0x38]
add ecx, esi
cmp ebx, ecx
jbe 0x10020999
call fcn.10041d26
mov edx, dword [esp + 0x3c]
mov eax, dword [esp + 0x28]
lea ecx, [esp + 0x24]
cmp ecx, 0xfffffffe
je 0x100209c4
cmp edx, 0x10
mov ecx, eax
jae 0x100209ad
lea ecx, [esp + 0x28]
mov esi, dword [esp + 0x38]
add ecx, esi
cmp ebx, ecx
jb 0x100209c4
call fcn.10041d26
mov edx, dword [esp + 0x3c]
mov eax, dword [esp + 0x28]
cmp edx, 0x10
mov edi, dword [esp + 0x38]
jb 0x10020bb8
test eax, eax
mov esi, eax
je 0x100209ff
cmp edx, 0x10
mov ecx, eax
jae 0x100209e2
lea ecx, [esp + 0x28]
cmp ecx, esi
ja 0x100209ff
cmp edx, 0x10
mov ecx, eax
jae 0x100209f1
lea ecx, [esp + 0x28]
mov ebx, dword [esp + 0x38]
add ecx, ebx
cmp esi, ecx
mov ebx, dword [esp + 0x18]
jbe 0x10020a0c
call fcn.10041d26
mov edx, dword [esp + 0x3c]
mov eax, dword [esp + 0x28]
lea ecx, [esp + 0x24]
cmp ecx, 0xfffffffe
je 0x10020a2d
cmp edx, 0x10
jae 0x10020a1e
lea eax, [esp + 0x28]
mov edx, dword [esp + 0x38]
add eax, edx
cmp esi, eax
jb 0x10020a2d
call fcn.10041d26
mov eax, dword [esp + 0x14]
mov ecx, dword [eax + 0x3c]
mov edx, dword [ecx]
mov edx, dword [edx + 0x14]
lea eax, [esp + 0x20]
push eax
add ebx, edi
push ebx
push esi
lea eax, [esp + 0x28]
push eax
lea eax, [esp + 0x24]
push eax
lea eax, [esp + 0x27]
push eax
mov eax, dword [esp + 0x2c]
add eax, 0x44
push eax
call edx
test eax, eax
jl 0x10020c1a
cmp eax, 1
jg 0x10020bd3
mov edx, dword [esp + 0x3c]
cmp edx, 0x10
mov eax, dword [esp + 0x28]
jb 0x10020bc1
test eax, eax
mov esi, eax
je 0x10020aa7
cmp edx, 0x10
mov ecx, eax
jae 0x10020a8e
lea ecx, [esp + 0x28]
cmp ecx, esi
ja 0x10020aa7
cmp edx, 0x10
mov ecx, eax
jae 0x10020a9d
lea ecx, [esp + 0x28]
mov edi, dword [esp + 0x38]
add ecx, edi
cmp esi, ecx
jbe 0x10020ab4
call fcn.10041d26
mov edx, dword [esp + 0x3c]
mov eax, dword [esp + 0x28]
lea ecx, [esp + 0x24]
cmp ecx, 0xfffffffe
je 0x10020adf
cmp edx, 0x10
mov ecx, eax
jae 0x10020ac8
lea ecx, [esp + 0x28]
mov edi, dword [esp + 0x38]
add ecx, edi
cmp esi, ecx
jb 0x10020adf
call fcn.10041d26
mov edx, dword [esp + 0x3c]
mov eax, dword [esp + 0x28]
mov edi, dword [esp + 0x20]
sub edi, esi
je 0x10020b70
cmp edx, 0x10
jb 0x10020bca
test eax, eax
mov esi, eax
je 0x10020b1e
cmp edx, 0x10
mov ecx, eax
jae 0x10020b05
lea ecx, [esp + 0x28]
cmp ecx, esi
ja 0x10020b1e
cmp edx, 0x10
mov ecx, eax
jae 0x10020b14
lea ecx, [esp + 0x28]
mov ebx, dword [esp + 0x38]
add ecx, ebx
cmp esi, ecx
jbe 0x10020b2b
call fcn.10041d26
mov edx, dword [esp + 0x3c]
mov eax, dword [esp + 0x28]
lea ecx, [esp + 0x24]
cmp ecx, 0xfffffffe
je 0x10020b4c
cmp edx, 0x10
jae 0x10020b3d
lea eax, [esp + 0x28]
mov edx, dword [esp + 0x38]
add eax, edx
cmp esi, eax
jb 0x10020b4c
call fcn.10041d26
mov eax, dword [esp + 0x14]
mov ecx, dword [eax + 0x4c]
push ecx
push edi
push 1
push esi
call fcn.100450af
add esp, 0x10
cmp edi, eax
jne 0x10020c1a
mov edx, dword [esp + 0x3c]
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x14]
mov byte [ecx + 0x41], 1
lea ecx, [esp + 0x13]
cmp dword [esp + 0x1c], ecx
jne 0x10020c0c
test edi, edi
ja 0x10020955
cmp dword [esp + 0x38], 0x20
lea ecx, [esp + 0x24]
jae 0x10020c1e
push 0
push 8
call fcn.10009db0
jmp 0x1002094d
lea ebx, [esp + 0x28]
mov dword [esp + 0x18], ebx
jmp 0x10020968
lea esi, [esp + 0x28]
jmp 0x100209d7
lea esi, [esp + 0x28]
jmp 0x10020a83
lea esi, [esp + 0x28]
jmp 0x10020afa
cmp eax, 3
jne 0x10020c1a
mov edx, dword [esp + 0x14]
mov eax, dword [edx + 0x4c]
mov cl, byte [esp + 0x13]
call fcn.1001e680
test al, al
je 0x10020bfc
mov esi, dword [ebp + 8]
lea ecx, [esp + 0x24]
call fcn.100037f0
mov eax, esi
jmp 0x10020c26
lea ecx, [esp + 0x24]
or esi, 0xffffffff
call fcn.100037f0
mov eax, esi
jmp 0x10020c26
lea ecx, [esp + 0x24]
call fcn.100037f0
mov eax, dword [ebp + 8]
jmp 0x10020c26
lea ecx, [esp + 0x24]
call fcn.100037f0
or eax, 0xffffffff
mov ecx, dword [esp + 0x48]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x30]
xor ecx, esp
call fcn.10040be4
mov esp, ebp
pop ebp
ret 4