Function at 0x42231d
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
test edi, edi
jne 0x42233a
push 0x80004005
call fcn.004019ba
test esi, esi
je 0x422330
cmp edi, esi
je 0x422330
mov bl, byte [edi]
xor edx, edx
and dword [ebp - 0x1c], edx
and dword [ebp - 0x14], edx
test bl, bl
lea eax, [esi + 0x823]
mov dword [ebp - 8], edx
mov dword [ebp - 0xc], 1
mov dword [ebp - 0x10], 0x20
mov dword [ebp - 0x20], esi
mov dword [ebp - 0x18], eax
je 0x42258f
inc edi
cmp edx, 0x823
mov dword [ebp + 8], edi
jne 0x422381
and dword [ebp - 0xc], 0
cmp bl, 0x3a
jne 0x4223f8
test byte [ebp - 0x10], 0x80
je 0x42244a
cmp dword [ebp - 0x14], 0
jne 0x42244a
cmp dword [ebp - 0xc], 0
je 0x4223ef
mov eax, esi
sub eax, edx
cmp eax, dword [ebp - 0x20]
mov byte [esi], 0
jb 0x422330
cmp eax, dword [ebp - 0x18]
ja 0x422330
mov ecx, dword [ebp - 0x18]
sub ecx, eax
inc ecx
push ecx
push eax
call fcn.00497a47
push eax
call fcn.00401804
add esp, 0xc
cmp dword [ebp - 8], 4
jne 0x4223ef
push 4
lea eax, [esi - 4]
push eax
push 0x4edcd0
call fcn.00497ba6
add esp, 0xc
test eax, eax
jne 0x4223ef
mov dword [ebp - 0x1c], 1
mov eax, dword [ebp - 8]
inc eax
mov dword [ebp - 0x14], eax
jmp 0x42244a
cmp bl, 0x25
jne 0x422436
test byte [ebp - 0x10], 4
je 0x42244a
mov al, byte [edi]
test al, al
je 0x422581
inc edi
mov cl, byte [edi]
test cl, cl
mov byte [ebp - 1], cl
je 0x422581
inc edi
mov dword [ebp + 8], edi
call fcn.004221f1
mov bx, ax
mov al, byte [ebp - 1]
shl bl, 4
call fcn.004221f1
add bl, al
jmp 0x42244a
cmp bl, 0x3f
je 0x422440
cmp bl, 0x23
jne 0x42244a
test byte [ebp - 0x10], 0x20
je 0x42244a
or dword [ebp - 0x10], 2
mov eax, dword [ebp - 0x10]
test al, al
jns 0x4224b4
test al, 2
jne 0x4224b4
cmp bl, 0x5c
jne 0x42247b
xor ecx, ecx
cmp dword [ebp - 0x14], ecx
jne 0x422467
test ax, 0x100
je 0x4224b4
cmp dword [ebp - 0xc], ecx
je 0x4224b4
cmp dword [ebp - 0x1c], ecx
je 0x422477
cmp dword [ebp - 8], 7
jae 0x4224b4
mov bl, 0x2f
jmp 0x4224b4
cmp bl, 0x2e
jne 0x4224b4
mov ecx, dword [ebp - 8]
test ecx, ecx
jbe 0x4224b4
test al, 8
jne 0x4224b4
push dword [ebp - 0x14]
lea edx, [ebp + 0xc]
push eax
lea eax, [ebp - 8]
push eax
lea eax, [ebp + 8]
push eax
lea eax, [esi - 1]
push edx
call fcn.00422253
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
add esp, 0x14
test eax, eax
jne 0x422574
movzx ecx, bl
cmp ecx, 0x40
jg 0x4224dc
cmp ecx, 0x3b
jge 0x4224fd
cmp ecx, 0x20
je 0x4224fd
cmp ecx, 0x21
jle 0x4224f3
cmp ecx, 0x26
jle 0x4224fd
cmp ecx, 0x2a
jle 0x4224f3
cmp ecx, 0x2c
jle 0x4224fd
jmp 0x4224f3
cmp ecx, 0x5b
jl 0x4224f3
cmp ecx, 0x5e
jle 0x4224fd
cmp ecx, 0x60
je 0x4224fd
lea eax, [ecx - 0x7b]
cmp eax, 2
jbe 0x4224fd
cmp bl, 0x20
jb 0x4224fd
cmp bl, 0x7e
jbe 0x422565
mov al, byte [ebp - 0x10]
test al, 2
jne 0x422565
test al, 0x10
je 0x42250d
cmp bl, 0x20
jne 0x422565
test al, 8
je 0x422516
cmp bl, 0x2e
je 0x422565
test al, 0x40
jne 0x42251f
cmp bl, 0x25
je 0x422565
cmp dword [ebp - 8], 0x820
jb 0x42252c
and dword [ebp - 0xc], 0
cmp dword [ebp - 0xc], 0
je 0x42255f
cmp bl, 0x10
mov byte [esi], 0x25
lea eax, [esi + 1]
jae 0x422541
mov byte [eax], 0x30
inc eax
mov edx, dword [ebp - 0x18]
push 0x10
sub edx, eax
push edx
push eax
push ecx
call fcn.00497d67
push eax
call fcn.00401804
add esp, 0x14
add esi, 3
mov dword [ebp + 0xc], esi
add dword [ebp - 8], 2
jmp 0x422571
cmp dword [ebp - 0xc], 0
je 0x422571
mov byte [esi], bl
inc esi
mov dword [ebp + 0xc], esi
inc dword [ebp - 8]
mov bl, byte [edi]
test bl, bl
mov edx, dword [ebp - 8]
jne 0x422371
cmp dword [ebp - 0xc], 0
je 0x422592
cmp edx, 0x823
jae 0x422592
mov byte [esi], 0
mov eax, dword [ebp + 0x10]
test eax, eax
pop edi
pop esi
pop ebx
je 0x4225a1
lea ecx, [edx + 1]
mov dword [eax], ecx
inc edx
cmp edx, 0x823
jbe 0x4225ae
and dword [ebp - 0xc], 0
mov eax, dword [ebp - 0xc]
leave
ret