Function at 0x42f4d0
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
mov eax, dword [ebp + 8]
push ebx
mov ebx, dword [eax]
push esi
mov edx, dword [ebx + 0x86c0]
push edi
movzx eax, byte [edx]
mov edi, dword [ebx + 0x128]
push eax
mov dword [ebp - 0xc], ebx
mov esi, edx
call fcn.0042f170
add esp, 4
test eax, eax
je 0x42f544
nop
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.0042f170
add esp, 4
test eax, eax
jne 0x42f500
cmp esi, edx
je 0x42f544
mov ecx, esi
jbe 0x42f524
cmp byte [esi - 1], 0x2f
lea eax, [esi - 1]
cmove ecx, eax
push 1
push 0
lea eax, [edi + 4]
push eax
sub ecx, edx
push ecx
push edx
push ebx
call fcn.004398b0
add esp, 0x18
test eax, eax
je 0x42f54b
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [edi + 4], 0
cmp byte [esi], 0x3b
jne 0x42f758
mov al, byte [esi + 1]
inc esi
mov ecx, esi
test al, al
je 0x42f732
cmp al, 0x3d
je 0x42f57a
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x42f562
pop edi
pop esi
mov eax, 3
pop ebx
mov esp, ebp
pop ebp
ret
cmp byte [esi], 0
je 0x42f732
push 1
push 0
lea eax, [ebp - 4]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebx
call fcn.004398b0
add esp, 0x18
test eax, eax
jne 0x42f7b9
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.0042f170
add esp, 4
test eax, eax
je 0x42f5c8
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.0042f170
add esp, 4
test eax, eax
jne 0x42f5b6
push 1
lea eax, [ebp - 8]
push eax
lea eax, [ebp + 8]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebx
call fcn.004398b0
mov ebx, eax
add esp, 0x18
test ebx, ebx
jne 0x42f73e
push 0x4995e0
push dword [ebp - 4]
call fcn.00426d80
add esp, 8
test eax, eax
je 0x42f624
cmp dword [edi + 8], ebx
jne 0x42f624
mov ecx, dword [ebp - 8]
test ecx, ecx
je 0x42f619
mov eax, dword [ebp + 8]
cmp byte [eax + ecx - 1], 0x2f
jne 0x42f619
mov byte [eax + ecx - 1], bl
mov eax, dword [ebp + 8]
mov dword [edi + 8], eax
jmp 0x42f6ca
push 0x499224
push dword [ebp - 4]
call fcn.00426d80
add esp, 8
test eax, eax
je 0x42f65c
cmp dword [edi + 0xc], 0
jne 0x42f65c
mov ecx, dword [ebp - 8]
test ecx, ecx
je 0x42f654
mov eax, dword [ebp + 8]
cmp byte [eax + ecx - 1], 0x2f
jne 0x42f654
mov byte [eax + ecx - 1], 0
mov eax, dword [ebp + 8]
mov dword [edi + 0xc], eax
jmp 0x42f6ca
push 0x4995ec
push dword [ebp - 4]
call fcn.00426d80
add esp, 8
test eax, eax
je 0x42f694
cmp dword [edi + 0x10], 0
jne 0x42f694
mov ecx, dword [ebp - 8]
test ecx, ecx
je 0x42f68c
mov eax, dword [ebp + 8]
cmp byte [eax + ecx - 1], 0x2f
jne 0x42f68c
mov byte [eax + ecx - 1], 0
mov eax, dword [ebp + 8]
mov dword [edi + 0x10], eax
jmp 0x42f6ca
push 0x4995f4
push dword [ebp - 4]
call fcn.00426d80
add esp, 8
test eax, eax
je 0x42f709
cmp dword [edi + 0x14], 0
jne 0x42f709
mov ecx, dword [ebp - 8]
test ecx, ecx
je 0x42f6c4
mov eax, dword [ebp + 8]
cmp byte [eax + ecx - 1], 0x2f
jne 0x42f6c4
mov byte [eax + ecx - 1], 0
mov eax, dword [ebp + 8]
mov dword [edi + 0x14], eax
mov eax, dword [ebp - 4]
mov dword [ebp + 8], 0
test eax, eax
je 0x42f701
push eax
call dword [0x4ae004]
mov eax, dword [ebp + 8]
add esp, 4
mov dword [ebp - 4], 0
test eax, eax
je 0x42f701
push eax
call dword [0x4ae004]
add esp, 4
mov dword [ebp + 8], 0
mov ebx, dword [ebp - 0xc]
jmp 0x42f54b
mov eax, dword [ebp - 4]
test eax, eax
je 0x42f721
push eax
call dword [0x4ae004]
add esp, 4
mov dword [ebp - 4], 0
mov eax, dword [ebp + 8]
test eax, eax
je 0x42f732
push eax
call dword [0x4ae004]
add esp, 4
pop edi
pop esi
mov eax, 3
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 4]
test eax, eax
je 0x42f74f
push eax
call dword [0x4ae004]
add esp, 4
pop edi
pop esi
mov eax, ebx
pop ebx
mov esp, ebp
pop ebp
ret
cmp dword [edi + 4], 0
je 0x42f7ad
cmp dword [edi + 0xc], 0
jne 0x42f7ad
cmp byte [esi], 0x3f
jne 0x42f7ad
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.0042f170
add esp, 4
test eax, eax
je 0x42f792
lea ecx, [ecx]
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.0042f170
add esp, 4
test eax, eax
jne 0x42f780
push 1
push 0
lea eax, [edi + 0x18]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebx
call fcn.004398b0
add esp, 0x18
test eax, eax
jne 0x42f7b9
xor eax, eax
cmp byte [esi], al
mov ecx, 3
cmovne eax, ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret