Function at 0x504ba0
Capabilities:
Read file on windows

Disassembly:
sub esp, 0x28
push ebx
mov ebx, dword [esp + 0x30]
push ebp
push esi
push edi
lea ebp, [ebx + 0x3c]
mov dword [ebx + 0x38], 0
mov dword [ebp], 0
lea esp, [esp]
lea eax, [esp + 0x14]
push eax
push ebx
call fcn.00504480
add esp, 8
test eax, eax
je 0x504e0b
mov ecx, dword [esp + 0x14]
mov eax, ecx
sub eax, 2
je 0x504cd2
dec eax
je 0x504c08
cmp ecx, 4
jne 0x504bc0
cmp dword [ebx + 0x18], 0
jne 0x504de6
pop edi
pop esi
pop ebp
mov dword [ebx + 0x40], 0x69
xor eax, eax
pop ebx
add esp, 0x28
ret
mov eax, dword [ebx + 0x48]
test byte [eax], 8
je 0x504e04
mov ecx, dword [eax + 0x3c]
test ecx, ecx
je 0x504c2a
push 1
lea eax, [esp + 0x40]
push eax
push ebx
call ecx
add esp, 0xc
jmp 0x504c3f
push dword [eax + 0x38]
lea eax, [esp + 0x40]
push 1
push 1
push eax
call dword [sym.imp.MSVCRT.dll_fread]
add esp, 0x10
cmp eax, 1
jne 0x504df3
movzx esi, byte [esp + 0x3c]
lea eax, [esp + 0x10]
push eax
push ebx
call fcn.00504090
add esp, 8
test eax, eax
je 0x504e0b
mov ecx, dword [esp + 0x10]
test ecx, ecx
je 0x504bc0
lea eax, [ecx + 1]
push eax
movzx eax, byte [ecx]
push eax
push esi
push ebp
lea esi, [ebx + 0x38]
push esi
call fcn.00504e80
add esp, 0x14
test eax, eax
je 0x504e0b
lea ecx, [ecx]
lea eax, [esp + 0x10]
push eax
push ebx
call fcn.00504090
add esp, 8
test eax, eax
je 0x504e0b
mov ecx, dword [esp + 0x10]
test ecx, ecx
je 0x504bc0
lea eax, [ecx + 1]
push eax
movzx eax, byte [ecx]
push eax
push 0
push ebp
push esi
call fcn.00504e80
add esp, 0x14
test eax, eax
jne 0x504c90
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x28
ret
push ebx
call fcn.00504140
add esp, 4
test eax, eax
je 0x504e0b
mov eax, dword [ebx + 0x18]
lea ecx, [eax + eax*8]
mov eax, dword [ebx + 0x34]
lea edi, [eax + ecx*4]
mov ecx, dword [edi - 0x1c]
test ecx, ecx
jns 0x504d0d
mov esi, dword [edi - 0x18]
test esi, esi
jns 0x504d0d
mov eax, closesocket
cdq
idiv esi
cmp ecx, eax
jg 0x504e0b
mov esi, dword [edi - 0x18]
imul esi, ecx
cmp esi, 0xffffffff
ja 0x504e0b
push 1
push esi
push 0
call fcn.005050e0
add esp, 0xc
mov dword [edi - 0xc], eax
test eax, eax
je 0x504e0b
cmp byte [edi - 0x14], 0
je 0x504dbe
mov dword [esp + 0x18], 0
xor ebp, ebp
mov dword [esp + 0x1c], 4
mov dword [esp + 0x20], 2
mov dword [esp + 0x24], 1
mov dword [esp + 0x28], 8
mov dword [esp + 0x2c], 8
mov dword [esp + 0x30], 4
mov dword [esp + 0x34], 2
mov esi, dword [esp + ebp + 0x18]
cmp esi, dword [edi - 0x18]
jge 0x504db1
lea esp, [esp]
mov eax, dword [edi - 0x1c]
push eax
imul eax, esi
add eax, dword [edi - 0xc]
push eax
push ebx
call fcn.005043c0
add esp, 0xc
test eax, eax
je 0x504e0b
add esi, dword [esp + ebp + 0x28]
cmp esi, dword [edi - 0x18]
jl 0x504d90
add ebp, 4
cmp ebp, 0x10
jl 0x504d80
lea ebp, [ebx + 0x3c]
jmp 0x504dcd
push esi
push eax
push ebx
call fcn.005043c0
add esp, 0xc
test eax, eax
je 0x504e0b
mov eax, dword [ebp]
test eax, eax
je 0x504bc0
mov dword [edi - 4], eax
mov eax, dword [ebx + 0x38]
mov dword [edi - 8], eax
jmp 0x504bae
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x28
ret
pop edi
pop esi
pop ebp
mov dword [ebx + 0x40], 0x66
xor eax, eax
pop ebx
add esp, 0x28
ret
mov dword [ebx + 0x40], 0x6f
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x28
ret