Function at 0x43d217
Capabilities:
Get file size
Read file on windows

Disassembly:
push 0x3dc
mov eax, 0x4a1514
call fcn.00482ae5
mov ebx, ecx
mov dword [ebp - 0x3e4], ebx
mov esi, dword [ebp + 8]
lea ecx, [ebp - 0x98]
xor eax, eax
mov dword [ebp - 0x3e0], esi
push 0x4d3b20
mov edi, eax
mov dword [esi], eax
call fcn.004270c3
xor ecx, ecx
mov dword [ebp - 4], ecx
mov eax, dword [0x4d3ba8]
cmp word [eax], cx
jne 0x43d320
cmp dword [ebx], ecx
je 0x43d273
push dword [ebx]
lea ecx, [ebp - 0x98]
call fcn.004270f8
xor ecx, ecx
push ecx
push 0x80
push 3
push ecx
push 1
push SysReAllocString
push dword [ebp - 0x98]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
or ebx, 0xffffffff
mov dword [ebp - 0x3e8], eax
cmp eax, ebx
je 0x43d46a
push 0
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x43d46a
and dword [ebp - 0x3dc], 0
lea esi, [edi + 1]
push esi
call fcn.004827b9
pop ecx
mov ecx, dword [ebp - 0x3e0]
push esi
push 0
push eax
mov dword [ecx], eax
call fcn.00484a20
mov esi, dword [ebp - 0x3e0]
lea eax, [ebp - 0x3dc]
add esp, 0xc
push 0
push eax
push edi
push dword [esi]
push dword [ebp - 0x3e8]
call dword [sym.imp.KERNEL32.dll_ReadFile]
push dword [ebp - 0x3e8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x3dc], edi
je 0x43d46a
push dword [esi]
call fcn.00482102
and dword [esi], 0
xor edi, edi
pop ecx
jmp 0x43d46a
push eax
lea ecx, [ebp - 0x98]
call fcn.004270f8
cmp byte [0x4d3a88], 0
je 0x43d343
mov ebx, dword [0x4d6808]
mov dword [ebp - 0x3e0], ebx
jmp 0x43d39e
push 0x4d3c30
lea ecx, [ebp - 0x1a8]
call fcn.004270c3
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x1a8]
call fcn.0041ab24
mov ecx, dword [ebp - 0x98]
xor edx, edx
push eax
push 2
mov dword [ebp - 0x3dc], eax
call fcn.00413a5f
mov ebx, eax
mov eax, dword [ebp - 0x3dc]
mov dword [ebp - 0x3e0], ebx
pop ecx
pop ecx
test eax, eax
je 0x43d393
push eax
call fcn.00482102
pop ecx
lea ecx, [ebp - 0x1a8]
call fcn.004270e8
test ebx, ebx
jne 0x43d3aa
or ebx, 0xffffffff
jmp 0x43d46a
mov eax, dword [ebp - 0x3e4]
lea ecx, [ebp - 0x120]
and dword [ebp - 0x3dc], 0
or ebx, 0xffffffff
push ebx
push dword [eax]
call fcn.0042709f
push 0x4ad330
push 0x4ac5e8
lea ecx, [ebp - 0x120]
mov byte [ebp - 4], 2
call fcn.00427528
mov edx, dword [ebp - 0x120]
lea eax, [ebp - 0x3d8]
push eax
lea eax, [ebp - 0x3dc]
push eax
push ecx
mov ecx, dword [ebp - 0x3e0]
call fcn.00413ad9
add esp, 0xc
test eax, eax
jne 0x43d45f
mov edi, dword [ebp - 0x1ac]
test edi, edi
je 0x43d45f
push edi
call fcn.004827b9
mov edx, dword [ebp - 0x3dc]
pop ecx
mov ecx, dword [ebp - 0x3e0]
push 3
push edi
push eax
mov dword [esi], eax
call fcn.00413b0c
add esp, 0xc
test eax, eax
je 0x43d44b
cmp eax, 0x600
je 0x43d44b
push dword [esi]
call fcn.00482102
and dword [esi], 0
xor edi, edi
pop ecx
cmp byte [0x4d3a88], 0
jne 0x43d45f
mov ecx, dword [ebp - 0x3e0]
call fcn.00413b3f
lea ecx, [ebp - 0x120]
call fcn.004270e8
lea ecx, [ebp - 0x98]
mov dword [ebp - 4], ebx
call fcn.004270e8
xor eax, eax
cmp dword [esi], eax
jne 0x43d4f8
push eax
push 0x80
push 3
push eax
mov eax, dword [ebp - 0x3e4]
push 1
push SysReAllocString
push dword [eax]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 0x3dc], eax
cmp eax, ebx
je 0x43d4f8
xor ebx, ebx
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x43d4f8
push edi
mov dword [ebp - 0x3e4], ebx
call fcn.004827b9
pop ecx
push ebx
mov ebx, dword [ebp - 0x3dc]
lea ecx, [ebp - 0x3e4]
push ecx
push edi
push eax
push ebx
mov dword [esi], eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x3e4], edi
je 0x43d4f8
push dword [esi]
call fcn.00482102
and dword [esi], 0
xor edi, edi
pop ecx
mov eax, edi
call fcn.00482aa3
ret