Function at 0x413dba
Capabilities:
Get file size
Read file on windows
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x68
mov eax, dword [0x47f5b8]
push ebx
xor ebx, ebx
mov dword [ebp - 0x20], eax
cmp eax, ebx
mov dword [ebp - 0x10], ebx
jle 0x4141bc
push esi
push edi
mov dword [ebp - 0x1c], 0x64
mov esi, 0x42cc5c
push dword [ebp - 0x10]
mov ecx, 0x47f5ac
call fcn.0041fb60
mov edi, eax
mov dword [ebp - 0x14], edi
push dword [edi + 0x28]
call fcn.00413a33
test al, al
pop ecx
je 0x4141a4
lea eax, [edi + 4]
mov ecx, 0x47f0a8
push eax
mov dword [ebp - 0xc], eax
call fcn.00417516
add edi, 0x10
mov ecx, 0x47f0a8
push edi
call fcn.00417516
mov eax, dword [ebp - 0x14]
mov ecx, 0x47f0a8
add eax, 0x1c
push eax
mov dword [ebp - 8], eax
call fcn.00417516
mov ecx, dword [ebp - 0xc]
push 1
push ebx
push 0x42cc78
call fcn.0041d974
mov ecx, dword [ebp - 0xc]
push eax
push ebx
call fcn.0041de43
push eax
lea ecx, [ebp - 0x44]
call fcn.0041d047
push 1
lea ecx, [ebp - 0x44]
call fcn.0041decc
push eax
call fcn.0040e719
pop ecx
pop ecx
mov ecx, dword [ebp - 0xc]
call fcn.0041decc
push eax
call fcn.0040ea5b
test al, al
pop ecx
jne 0x413ec0
mov ecx, dword [ebp - 0xc]
call fcn.0041decc
push 0x47f8a4
push eax
mov ecx, 0x47f898
call fcn.00422fde
mov ecx, dword [ebp - 0xc]
push ebx
push 0x80
push 4
push ebx
push 1
push 0x40000000
call fcn.0041decc
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 0x14]
cmp dword [eax], 1
jne 0x413fa1
mov ecx, dword [ebp - 0xc]
push ebx
push 0x80
push 4
push ebx
push 1
push 0xc0000000
call fcn.0041decc
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
je 0x41419c
push ebx
push edi
mov dword [ebp - 0x24], ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0x14], eax
lea eax, [ebp - 0x24]
push 2
push eax
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push dword [ebp - 8]
lea ecx, [ebp - 0x50]
call fcn.0041d047
cmp dword [ebp - 0x14], ebx
jbe 0x413f6d
cmp dword [ebp - 0x14], 1
jbe 0x413f62
push 2
push ebx
push 0xfffffffffffffffe
push edi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
lea eax, [ebp - 0x28]
push ebx
push eax
lea eax, [ebp - 4]
push 2
push eax
push edi
mov byte [ebp - 4], bl
mov byte [ebp - 3], bl
mov byte [ebp - 2], bl
mov dword [ebp - 0x28], ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
lea eax, [ebp - 4]
push eax
push esi
call fcn.00425dc0
pop ecx
test eax, eax
pop ecx
je 0x413f6d
push ebx
push ebx
push esi
lea ecx, [ebp - 0x50]
call fcn.0041dbce
push ebx
push esi
lea ecx, [ebp - 0x50]
call fcn.0041d1e0
lea eax, [ebp - 0x2c]
push ebx
push eax
lea ecx, [ebp - 0x50]
push dword [ebp - 0x50]
mov dword [ebp - 0x2c], ebx
call fcn.0041decc
push eax
push edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [ebp - 0x50]
jmp 0x41417f
lea ecx, [ebp - 0x38]
call fcn.0041cf73
mov ecx, dword [ebp - 0xc]
push ebx
push ebx
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041dc73
test eax, eax
jl 0x4140b4
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
cmp eax, ebx
jne 0x413fef
mov ecx, dword [ebp - 8]
push ebx
push esi
call fcn.0041d1e0
push ebx
push ebx
mov ecx, dword [ebp - 8]
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041dbce
jmp 0x41416b
cmp eax, 2
jne 0x414024
push ebx
push esi
mov ecx, edi
call fcn.0041d1e0
push ebx
push ebx
mov ecx, edi
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041d869
cmp eax, 0xffffffff
je 0x4140b4
mov edi, dword [edi]
push ebx
lea eax, [edi + eax - 2]
jmp 0x4140c2
cmp eax, 3
jne 0x41404b
push ebx
push esi
mov ecx, edi
call fcn.0041d1e0
push ebx
push 1
push ebx
mov ecx, edi
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041d5af
jmp 0x41416b
cmp eax, 4
jne 0x414085
push ebx
push esi
mov ecx, edi
call fcn.0041d1e0
mov ecx, dword [ebp - 8]
push ebx
push esi
call fcn.0041d1e0
push ebx
push ebx
mov ecx, edi
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041d869
cmp eax, 0xffffffff
je 0x4140b4
mov edi, dword [edi]
push ebx
add edi, eax
push edi
jmp 0x413fd9
cmp eax, 5
jne 0x4140c8
push ebx
push esi
mov ecx, edi
call fcn.0041d1e0
mov ecx, dword [ebp - 8]
push ebx
push esi
call fcn.0041d1e0
push ebx
push ebx
mov ecx, edi
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041d869
cmp eax, 0xffffffff
jne 0x4140c1
lea ecx, [ebp - 0x38]
call fcn.0041d0a9
jmp 0x41419c
push ebx
push eax
jmp 0x413fd9
cmp eax, 6
jne 0x414149
lea ecx, [ebp - 0x68]
call fcn.0041cf73
lea ecx, [ebp - 0x5c]
mov dword [ebp - 0x18], ebx
call fcn.0041cf73
push dword [ebp - 0x18]
lea ecx, [ebp - 0x38]
call fcn.0041db80
test al, al
je 0x41412b
lea eax, [ebp - 0x68]
lea ecx, [ebp - 0x38]
push eax
lea eax, [ebp - 0x18]
push eax
call fcn.0041dadd
mov ecx, edi
call fcn.0041decc
push eax
lea ecx, [ebp - 0x68]
call fcn.0041de0b
test al, al
jne 0x4140e0
lea eax, [ebp - 0x68]
lea ecx, [ebp - 0x5c]
push eax
call fcn.0041d25e
push ebx
push esi
lea ecx, [ebp - 0x5c]
call fcn.0041d1e0
jmp 0x4140e0
lea eax, [ebp - 0x5c]
lea ecx, [ebp - 0x38]
push eax
call fcn.0041d12e
lea ecx, [ebp - 0x5c]
call fcn.0041d0a9
lea ecx, [ebp - 0x68]
call fcn.0041d0a9
jmp 0x41416b
cmp eax, 7
jne 0x41416b
mov ecx, dword [ebp - 8]
push 1
push ebx
push ebx
call fcn.0041decc
push eax
mov ecx, edi
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041dda7
mov ecx, dword [ebp - 0xc]
call fcn.0041decc
push eax
lea ecx, [ebp - 0x38]
call fcn.0041dfbc
lea ecx, [ebp - 0x38]
call fcn.0041d0a9
cmp dword [ebp - 0x20], ebx
jle 0x41419c
mov eax, dword [ebp - 0x1c]
push ebx
cdq
idiv dword [ebp - 0x20]
mov ecx, 0x47f990
push eax
call fcn.00415bfc
lea ecx, [ebp - 0x44]
call fcn.0041d0a9
inc dword [ebp - 0x10]
add dword [ebp - 0x1c], 0x64
mov eax, dword [ebp - 0x10]
cmp eax, dword [0x47f5b8]
jl 0x413de4
pop edi
pop esi
mov al, 1
pop ebx
leave
ret