Function at 0x43565e
Capabilities:
Get file size
Read file on windows

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
sub esp, 0xc
push ebx
push edi
xor eax, eax
lea edi, [ebp - 0xc]
stosd dword es:[edi], eax
xor ebx, ebx
stosd dword es:[edi], eax
cmp dword [ebp + 0xc], ebx
jne 0x435692
mov eax, 0x80070057
push eax
push 0x2a4
push 0x44d0b8
mov edi, eax
call fcn.0043180e
jmp 0x435930
cmp dword [ebp + 8], ebx
jne 0x4356a4
mov eax, 0x80070057
push eax
push 0x2a5
jmp 0x435681
mov eax, dword [ebp + 0x10]
cmp eax, ebx
jne 0x4356b8
mov eax, 0x80070057
push eax
push 0x2a6
jmp 0x435681
xor ecx, ecx
cmp cx, word [eax]
jne 0x4356cc
mov eax, 0x80070057
push eax
push 0x2a7
jmp 0x435681
push esi
push ebx
push 0x8000080
push 3
push ebx
push 5
push SysReAllocString
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp + 0x10], eax
cmp eax, 0xffffffff
jne 0x435742
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, eax
mov edi, 0xffff
mov esi, 0x80070000
cmp eax, ebx
jle 0x435706
and ecx, edi
or ecx, esi
mov edx, 0x80070002
cmp ecx, edx
jne 0x435716
mov edi, edx
jmp 0x43592f
cmp eax, ebx
je 0x43574c
jg 0x435720
mov edi, eax
jmp 0x435724
and edi, eax
or edi, esi
cmp edi, ebx
jl 0x43572d
mov edi, 0x80004005
push edi
push 0x2b1
push 0x44d0b8
call fcn.0043180e
jmp 0x43592f
mov edi, 0xffff
mov esi, 0x80070000
lea eax, [ebp - 0xc]
push eax
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
jne 0x43578d
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, ebx
jg 0x43576b
mov edi, eax
jmp 0x43576f
and edi, eax
or edi, esi
cmp edi, ebx
jl 0x435778
mov edi, 0x80004005
push edi
push 0x2b6
push 0x44d0b8
call fcn.0043180e
jmp 0x435920
cmp dword [ebp + 0x14], ebx
je 0x4357dd
mov ebx, dword [ebp + 0x18]
xor eax, eax
cmp eax, dword [ebp - 8]
jl 0x4357ad
jg 0x4357a3
cmp ebx, dword [ebp - 0xc]
jbe 0x4357ad
mov edi, 0x80070057
jmp 0x435920
push 1
push eax
push ebx
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp eax, 0xffffffff
jne 0x4357dd
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jg 0x4357cd
mov edi, eax
jmp 0x4357d1
and edi, eax
or edi, esi
test edi, edi
jns 0x4357dd
push edi
push 0x2c4
jmp 0x43577e
cmp dword [ebp + 0x20], 0
je 0x43580c
mov esi, dword [ebp + 0x1c]
mov edi, dword [ebp + 8]
mov eax, dword [edi]
test eax, eax
je 0x4358a9
test esi, esi
jne 0x43583b
push eax
call fcn.00431b78
and dword [edi], esi
mov eax, dword [ebp + 0xc]
and dword [eax], 0
xor edi, edi
jmp 0x435920
mov ecx, dword [ebp - 0xc]
mov eax, dword [ebp - 8]
mov esi, ecx
xor edx, edx
sub esi, ebx
sub ecx, ebx
sbb eax, edx
mov edx, dword [ebp + 0x1c]
xor edi, edi
cmp edi, eax
jg 0x4357e6
jl 0x43582b
cmp edx, ecx
jae 0x4357e6
mov edi, 0x8007007a
push edi
push 0x2d6
jmp 0x43577e
push 1
push esi
push eax
call fcn.004319dc
test eax, eax
jne 0x435858
mov edi, 0x8007000e
push edi
push 0x2e4
jmp 0x43577e
mov dword [ebp + 0x1c], eax
xor ebx, ebx
and dword [ebp - 4], ebx
and dword [ebp + 0x14], 0
lea eax, [ebp + 0x14]
push eax
push ebx
push esi
call fcn.00435394
mov edi, eax
test edi, edi
js 0x435912
push 0
lea eax, [ebp - 4]
push eax
push dword [ebp + 0x14]
mov eax, dword [ebp + 0x1c]
add eax, ebx
push eax
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4358d0
add ebx, dword [ebp - 4]
cmp dword [ebp - 4], 0
jne 0x435860
cmp ebx, esi
je 0x435901
mov edi, 0x8000ffff
jmp 0x435912
test esi, esi
je 0x4357ff
push 1
push esi
call fcn.004319bc
mov dword [ebp + 0x1c], eax
test eax, eax
jne 0x43585b
mov edi, 0x8007000e
push edi
push 0x2f1
jmp 0x43577e
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jle 0x4358e4
and eax, 0xffff
or eax, 0x80070000
mov edi, eax
test edi, edi
js 0x4358ef
mov edi, 0x80004005
push edi
push 0x2fe
push 0x44d0b8
call fcn.0043180e
jmp 0x435912
mov eax, dword [ebp + 0x1c]
mov ecx, dword [ebp + 8]
and dword [ebp + 0x1c], 0
mov dword [ecx], eax
mov eax, dword [ebp + 0xc]
mov dword [eax], esi
cmp dword [ebp + 0x1c], 0
je 0x435920
push dword [ebp + 0x1c]
call fcn.00431b78
cmp dword [ebp + 0x10], 0xffffffff
je 0x43592f
push dword [ebp + 0x10]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop esi
mov eax, edi
pop edi
pop ebx
leave
ret 0x1c