Function at 0x401640
Capabilities:
Accept command line arguments

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x4c
test byte [0x405004], 2
jne 0x401660
call sym.__mingw32_init_mainargs
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
call sym._GetCommandLineA_0
mov dword [ebp - 0x40], esp
mov dword [esp], eax
mov ebx, eax
call sym._strlen
lea eax, [eax + eax + 0x11]
shr eax, 4
shl eax, 4
call fcn.00403f70
sub esp, eax
mov eax, dword [0x405004]
mov dword [ebp - 0x1c], 0
movsx edi, byte [ebx]
lea esi, [esp + 0x10]
and eax, 0x4400
mov dword [ebp - 0x38], esi
or eax, 0x10
mov dword [ebp - 0x3c], eax
lea eax, [ebx + 1]
mov ebx, edi
mov dword [ebp - 0x2c], eax
test edi, edi
je 0x401780
mov dword [ebp - 0x34], 0
mov eax, esi
xor edx, edx
mov dword [ebp - 0x30], 0
lea esi, [esi]
lea esi, [esi]
cmp bl, 0x3f
jg 0x401930
cmp bl, 0x21
jg 0x401840
lea esi, [eax + edx]
test edx, edx
je 0x4019bf
lea esi, [esi]
add eax, 1
mov byte [eax - 1], 0x5c
cmp eax, esi
jne 0x4016f0
mov ecx, dword [ebp - 0x30]
test ecx, ecx
jne 0x4017c8
mov eax, dword [sym.imp.msvcrt.dll___mb_cur_max]
cmp dword [eax], 1
jne 0x4017a0
mov eax, dword [sym.imp.msvcrt.dll__pctype]
mov eax, dword [eax]
test byte [eax + edi*2], 0x40
je 0x4017b8
cmp dword [ebp - 0x38], esi
jb 0x401800
mov edx, dword [ebp - 0x34]
test edx, edx
jne 0x401800
mov dword [ebp - 0x34], 0
mov eax, esi
xor edx, edx
jmp 0x4017cf
mov edx, eax
lea esi, [esi]
nop
cmp dword [ebp - 0x38], edx
jb 0x40175c
mov eax, dword [ebp - 0x34]
test eax, eax
je 0x401780
lea eax, [ebp - 0x28]
mov byte [edx], 0
mov dword [esp + 0xc], eax
mov dword [esp + 8], 0
mov eax, dword [ebp - 0x3c]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0x38]
mov dword [esp], eax
call sym.___mingw_glob
mov eax, dword [ebp - 0x24]
mov dword [0x408004], eax
mov eax, dword [ebp - 0x20]
mov dword [section..bss], eax
mov esp, dword [ebp - 0x40]
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
mov dword [esp + 4], 0x40
mov dword [esp], edi
call sym.__isctype
test eax, eax
jne 0x401725
cmp edi, 9
je 0x401725
lea esi, [esi]
mov byte [esi], bl
lea eax, [esi + 1]
xor edx, edx
add dword [ebp - 0x2c], 1
mov edi, dword [ebp - 0x2c]
movsx edi, byte [edi - 1]
mov ebx, edi
test edi, edi
jne 0x4016d0
test edx, edx
je 0x401749
add edx, eax
nop
add eax, 1
mov byte [eax - 1], 0x5c
cmp eax, edx
jne 0x4017f0
jmp 0x401750
lea eax, [ebp - 0x28]
mov byte [esi], 0
mov dword [esp + 0xc], eax
mov dword [esp + 8], 0
mov esi, dword [ebp - 0x3c]
mov dword [esp + 4], esi
mov edi, dword [ebp - 0x38]
or esi, 1
mov dword [esp], edi
call sym.___mingw_glob
mov dword [ebp - 0x3c], esi
mov eax, edi
xor edx, edx
mov dword [ebp - 0x34], 0
jmp 0x4017cf
lea ecx, [ebx - 0x22]
cmp cl, 0x1d
ja case.0x401948.2
movzx ecx, cl
jmp dword [ecx*4 + 0x406068]
lea esi, [edx - 1]
cmp edi, 0x7f
sete cl
mov edi, ecx
mov ecx, dword [ebp - 0x30]
test ecx, ecx
setne cl
or ecx, edi
test edx, edx
je 0x4019c6
lea edx, [eax + esi + 1]
lea esi, [esi]
nop
add eax, 1
mov byte [eax - 1], 0x5c
cmp eax, edx
jne 0x401880
mov esi, edx
test cl, cl
je 0x4017c8
mov byte [edx], 0x7f
lea esi, [edx + 1]
jmp 0x4017c8
test byte [0x405004], 0x10
je case.0x401948.2
mov ecx, edx
sar ecx, 1
je 0x4019d4
add ecx, eax
lea esi, [esi]
add eax, 1
mov byte [eax - 1], 0x5c
cmp eax, ecx
jne 0x4018c0
cmp dword [ebp - 0x30], 0x22
je 0x4018da
and edx, 1
je 0x4019ab
mov byte [ecx], 0x27
lea eax, [ecx + 1]
xor edx, edx
mov dword [ebp - 0x34], 1
jmp 0x4017cf
mov ecx, edx
sar ecx, 1
je 0x4019cd
add ecx, eax
lea esi, [esi]
add eax, 1
mov byte [eax - 1], 0x5c
cmp eax, ecx
jne 0x401900
cmp dword [ebp - 0x30], 0x27
je 0x401988
and edx, 1
jne 0x401988
xor dword [ebp - 0x30], 0x22
mov eax, ecx
xor edx, edx
mov dword [ebp - 0x34], 1
jmp 0x4017cf
cmp bl, 0x5a
jle case.0x401948.2
lea ecx, [ebx - 0x5b]
cmp cl, 0x24
ja case.0x401948.2
movzx ecx, cl
jmp dword [ecx*4 + 0x4060e0]
cmp dword [ebp - 0x30], 0x27
je 0x4019a0
add edx, 1
jmp 0x4017cf
lea esi, [edx - 1]
test byte [0x405004], 0x20
jne 0x401859
mov ecx, 1
test edx, edx
jne 0x401873
mov edx, eax
jmp 0x401895
mov byte [ecx], 0x22
lea eax, [ecx + 1]
xor edx, edx
mov dword [ebp - 0x34], 1
jmp 0x4017cf
mov byte [eax], 0x5c
add eax, 1
jmp 0x4017cf
xor dword [ebp - 0x30], 0x27
mov eax, ecx
xor edx, edx
mov dword [ebp - 0x34], 1
jmp 0x4017cf
mov esi, eax
jmp 0x4016fb
mov edx, eax
jmp 0x40188b
mov ecx, eax
jmp 0x40190b
mov ecx, eax
jmp 0x4018cb