Function at 0x41fc50
Capabilities:
Check if file exists
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
mov dword [ebp - 0x18], ecx
mov eax, dword [ebp - 0x18]
cmp dword [eax], 0
je 0x41fc69
mov ecx, dword [ebp - 0x18]
call fcn.00420000
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, dword [ebp - 0x18]
mov dword [ecx + 0x48], eax
mov dword [ebp - 4], 0
push 0xffffffffffffffff
push 0x80
push 3
push 0
push 1
push 0xc0000000
mov edx, dword [ebp + 8]
push edx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov ecx, dword [ebp - 0x18]
mov dword [ecx + 0x40], eax
mov edx, dword [ebp - 0x18]
cmp dword [edx + 0x40], 0xffffffff
jne 0x41fcf7
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 2
je 0x41fcf0
push 0
call fcn.00426b90
add esp, 4
movzx eax, al
test eax, eax
jne 0x41fcc9
jmp 0x41fcf0
mov ecx, dword [ebp - 0x14]
push ecx
mov edx, dword [ebp + 8]
push edx
push 0x45839c
push 0x7d
push 0x458374
push 0
call fcn.00426bb0
add esp, 0xc
push eax
call fcn.00426af0
add esp, 0x10
xor eax, eax
jmp 0x41ffeb
mov dword [ebp - 0x10], 0
push 0
lea eax, [ebp - 0x10]
push eax
push 0x2c
mov ecx, dword [ebp - 0x18]
add ecx, 4
push ecx
mov edx, dword [ebp - 0x18]
mov eax, dword [edx + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
cmp dword [ebp - 0x10], 0x2c
je 0x41fd65
push 0
call fcn.00426b90
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x41fd33
jmp 0x41fd60
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
mov edx, dword [ebp + 8]
push edx
push 0x4583ec
push 0x87
push 0x4583c4
push 0
call fcn.00426bb0
add esp, 0xc
push eax
call fcn.00426af0
add esp, 0x10
jmp 0x41ffa2
push 8
push str.GGDLBMP
mov eax, dword [ebp - 0x18]
add eax, 4
push eax
call fcn.00434e70
add esp, 0xc
test eax, eax
je 0x41fdbd
push 0
call fcn.00426b90
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x41fd92
jmp 0x41fdb8
mov edx, dword [ebp + 8]
push edx
push 0x458448
push 0x8c
push 0x458420
push 0
call fcn.00426bb0
add esp, 0xc
push eax
call fcn.00426af0
add esp, 0xc
jmp 0x41ffa2
mov eax, dword [ebp - 0x18]
cmp dword [eax + 0xc], 1
je 0x41fe04
push 0
call fcn.00426b90
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x41fdd9
jmp 0x41fdff
mov edx, dword [ebp + 8]
push edx
push 0x458498
push 0x92
push 0x458470
push 0
call fcn.00426bb0
add esp, 0xc
push eax
call fcn.00426af0
add esp, 0xc
jmp 0x41ffa2
mov eax, dword [ebp - 0x18]
cmp dword [eax + 0x10], 0
jg 0x41fe52
push 0
call fcn.00426b90
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x41fe20
jmp 0x41fe4d
mov edx, dword [ebp - 0x18]
mov eax, dword [edx + 0x10]
push eax
mov ecx, dword [ebp + 8]
push ecx
push str.CBitmapFile::Open__s__
push 0x98
push 0x4584bc
push 0
call fcn.00426bb0
add esp, 0xc
push eax
call fcn.00426af0
add esp, 0x10
jmp 0x41ffa2
push 0
mov edx, dword [ebp - 0x18]
mov eax, dword [edx + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov dword [ebp - 0xc], eax
mov ecx, dword [ebp - 0x18]
mov dword [ebp - 0x1c], ecx
mov edx, dword [ebp - 0x1c]
cmp dword [edx + 0x20], 0
jl 0x41fe98
jg 0x41fe7e
mov eax, dword [ebp - 0x1c]
cmp dword [eax + 0x1c], 0
jb 0x41fe98
mov ecx, dword [ebp - 0x18]
mov dword [ebp - 0x20], ecx
mov edx, dword [ebp - 0x20]
cmp dword [edx + 0x20], 1
jl 0x41fee1
jg 0x41fe98
mov eax, dword [ebp - 0x20]
cmp dword [eax + 0x1c], 0
jbe 0x41fee1
push 0
call fcn.00426b90
add esp, 4
movzx ecx, al
test ecx, ecx
jne 0x41feab
jmp 0x41fedc
mov edx, dword [ebp - 0x18]
mov eax, dword [edx + 0x20]
push eax
mov ecx, dword [edx + 0x1c]
push ecx
mov edx, dword [ebp + 8]
push edx
push 0x458538
push 0xa2
push 0x458510
push 0
call fcn.00426bb0
add esp, 0xc
push eax
call fcn.00426af0
add esp, 0x14
jmp 0x41ffa2
mov eax, dword [ebp - 0x18]
mov ecx, dword [eax + 0x20]
push ecx
mov edx, dword [eax + 0x1c]
push edx
mov ecx, dword [ebp - 0x18]
call fcn.004203c0
mov dword [ebp - 8], eax
mov eax, dword [ebp - 8]
add eax, 0x100
cmp eax, dword [ebp - 0xc]
je 0x41ff72
push 0
push 0
mov ecx, dword [ebp - 8]
add ecx, 0x100
push ecx
mov edx, dword [ebp - 0x18]
mov eax, dword [edx + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov ecx, dword [ebp - 0x18]
mov edx, dword [ecx + 0x40]
push edx
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
jne 0x41ff72
push 0
call fcn.00426b90
add esp, 4
movzx eax, al
test eax, eax
jne 0x41ff43
jmp 0x41ff70
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
mov ecx, dword [ebp + 8]
push ecx
push str.CBitmapFile::Open__s_
push 0xaf
push 0x458564
push 0
call fcn.00426bb0
add esp, 0xc
push eax
call fcn.00426af0
add esp, 0x10
jmp 0x41ffa2
mov edx, dword [ebp - 8]
push edx
mov ecx, dword [ebp - 0x18]
add ecx, 0x30
call fcn.00406c00
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, dword [ebp - 0x18]
sub eax, dword [ecx + 0x2c]
mov edx, dword [ebp - 0x18]
mov dword [edx + 0x48], eax
mov dword [ebp - 4], 1
xor eax, eax
jne 0x41fc7c
cmp dword [ebp - 4], 0
jne 0x41ffc8
mov ecx, dword [ebp - 0x18]
cmp dword [ecx + 0x40], 0xffffffff
je 0x41ffc8
mov edx, dword [ebp - 0x18]
mov eax, dword [edx + 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ecx, dword [ebp - 0x18]
mov dword [ecx + 0x40], 0xffffffff
mov edx, dword [ebp - 0x18]
mov eax, dword [ebp - 4]
mov dword [edx], eax
mov ecx, dword [ebp - 0x18]
call fcn.00420080
mov ecx, dword [ebp - 0x18]
call fcn.00420410
mov ecx, dword [ebp - 0x18]
call fcn.00420460
mov eax, dword [ebp - 4]
mov esp, ebp
pop ebp
ret 4