Function at 0x47b430
Capabilities:
Parse credit card information

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x14]
push ebx
mov ebx, dword [esp + 0x20]
push ebp
mov ebp, dword [esp + 0x34]
push esi
push edi
mov edi, dword [eax]
mov eax, dword [ebp]
mov ecx, eax
mov dword [esp + 0x10], edi
cmp word [edi], 0x28
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x14], ecx
mov dword [esp + 0x18], 0
jne 0x47b494
movzx ecx, word [edi + 2]
cmp ecx, 0x2a
jne 0x47b472
add edi, 4
jmp 0x47b490
cmp ecx, 0x3f
je 0x47b505
inc eax
mov dword [ebp], eax
test ebx, ebx
jne 0x47b48d
cmp eax, dword [esp + 0x30]
je 0x47b8b9
add edi, 2
mov dword [esp + 0x10], edi
mov ebx, dword [esp + 0x28]
cmp edi, dword [ebx + 0x1c]
jae 0x47b8b0
movzx eax, word [edi]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x34]
cmp eax, 0x5c
jne 0x47b648
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47b8b0
cmp eax, 0x51
jne 0x47b888
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47b8b0
cmp eax, 0x5c
jne 0x47b4d1
cmp word [edi], 0
je 0x47b8b0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47b4d1
jmp 0x47b888
movzx ecx, word [edi + 4]
cmp ecx, 0x7c
jne 0x47b51e
add edi, 6
mov dword [esp + 0x18], 1
jmp 0x47b490
cmp ecx, 0x23
jne 0x47b560
add edi, 6
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47b8b0
cmp ax, 0x29
je 0x47b8b0
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47b536
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x10
ret
add edi, 4
mov dword [esp + 0x10], edi
cmp ecx, 0x28
jne 0x47b5ac
cmp word [edi + 2], 0x3f
je 0x47b494
movzx eax, word [edi]
test ax, ax
je 0x47b494
cmp ax, 0x29
je 0x47b59d
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47b583
jmp 0x47b494
cmp word [edi], 0
je 0x47b494
jmp 0x47b48d
cmp word [edi], 0x50
jne 0x47b5b9
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
cmp ecx, 0x3c
jne 0x47b5cf
movzx edx, word [edi + 2]
cmp edx, 0x21
je 0x47b5cf
cmp edx, 0x3d
jne 0x47b5d8
cmp ecx, 0x27
jne 0x47b494
lea esi, [eax + 1]
mov dword [ebp], esi
test ebx, ebx
jne 0x47b5e8
cmp esi, dword [esp + 0x30]
je 0x47b63e
movzx ecx, word [edi]
add edi, 2
mov dword [esp + 0x10], edi
cmp ecx, 0x3c
jne 0x47b5fc
mov ecx, 0x3e
movzx edx, word [edi]
mov eax, edi
cmp edx, ecx
je 0x47b613
add edi, 2
mov dword [esp + 0x10], edi
movzx edx, word [edi]
cmp edx, ecx
jne 0x47b605
test ebx, ebx
je 0x47b494
mov ecx, edi
sub ecx, eax
sar ecx, 1
cmp dword [esp + 0x30], ecx
jne 0x47b494
mov ecx, dword [esp + 0x30]
mov edx, ebx
call fcn.0048d2c0
test eax, eax
jne 0x47b494
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp eax, 0x5b
jne 0x47b763
xor ebp, ebp
movzx eax, word [edi + 2]
cmp eax, 0x5c
jne 0x47b6aa
cmp word [edi + 4], 0x45
lea ecx, [edi + 4]
jne 0x47b66e
mov edi, ecx
mov dword [esp + 0x10], edi
jmp 0x47b653
mov ebx, 3
mov esi, 0x4be6e8
movzx eax, word [ecx]
movzx edx, byte [esi]
dec ebx
add ecx, 2
inc esi
cmp dx, ax
jne 0x47b695
test ebx, ebx
jne 0x47b678
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47b653
sbb eax, eax
neg eax
lea eax, [eax + eax - 1]
test eax, eax
jne 0x47b6bf
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47b653
test ebp, ebp
jne 0x47b6bf
cmp eax, 0x5e
jne 0x47b6bf
add edi, 2
lea ebp, [eax - 0x5d]
mov dword [esp + 0x10], edi
jmp 0x47b653
cmp word [edi + 2], 0x5d
jne 0x47b6d6
mov eax, dword [esp + 0x28]
test dword [eax + 0x4c], 0x2000000
jne 0x47b6d6
add edi, 2
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
je 0x47b888
lea esp, [esp]
test ax, ax
je 0x47b8b6
cmp ax, 0x5c
jne 0x47b74f
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47b8b0
cmp eax, 0x51
jne 0x47b74f
jmp 0x47b720
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47b8b0
cmp eax, 0x5c
jne 0x47b720
cmp word [edi], 0
je 0x47b8b0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47b720
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
jne 0x47b6f0
jmp 0x47b888
test ecx, ecx
je 0x47b831
cmp eax, 0x23
jne 0x47b831
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
je 0x47b8b0
mov eax, dword [ebx + 0x60]
test eax, eax
je 0x47b7c6
mov edx, dword [ebx + 0x1c]
cmp edi, edx
jae 0x47b7ea
mov ecx, dword [esp + 0x38]
push ecx
lea esi, [ebx + 0x64]
push eax
mov ecx, edi
call fcn.0048d340
add esp, 8
test eax, eax
je 0x47b7ea
mov ecx, dword [ebx + 0x64]
lea edi, [edi + ecx*2 - 2]
mov dword [esp + 0x10], edi
cmp word [edi], 0
je 0x47b8b0
jmp 0x47b888
mov eax, dword [ebx + 0x64]
mov esi, dword [ebx + 0x1c]
lea edx, [eax + eax]
sub esi, edx
cmp edi, esi
ja 0x47b7ea
cmp cx, word [ebx + 0x68]
jne 0x47b7ea
cmp eax, 1
je 0x47b7ac
mov ax, word [edi + 2]
cmp ax, word [ebx + 0x6a]
je 0x47b7ac
add edi, 2
cmp dword [esp + 0x38], 0
mov dword [esp + 0x10], edi
je 0x47b814
mov cx, word [edi]
mov edx, 0xfc00
and cx, dx
mov eax, 0xdc00
cmp cx, ax
jne 0x47b814
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
jne 0x47b787
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x10
ret
cmp eax, 0x28
jne 0x47b865
mov edx, dword [esp + 0x38]
mov eax, dword [esp + 0x30]
push ebp
push edx
push ecx
mov ecx, dword [esp + 0x38]
push eax
push ecx
lea edx, [esp + 0x24]
push ebx
push edx
call fcn.0047b430
add esp, 0x1c
test eax, eax
jg 0x47b8b9
mov edi, dword [esp + 0x10]
cmp word [edi], 0
je 0x47b8b0
jmp 0x47b888
cmp eax, 0x29
je 0x47b8a1
cmp eax, 0x7c
jne 0x47b888
cmp dword [esp + 0x18], 0
je 0x47b888
mov eax, dword [ebp]
cmp eax, edx
jle 0x47b881
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x1c]
mov dword [ebp], eax
mov ebx, dword [esp + 0x28]
add edi, 2
mov dword [esp + 0x10], edi
cmp edi, dword [ebx + 0x1c]
jae 0x47b8b0
mov ebp, dword [esp + 0x3c]
jmp 0x47b4a1
cmp dword [esp + 0x18], 0
je 0x47b8b0
cmp dword [ebp], edx
jge 0x47b8b0
mov dword [ebp], edx
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret