Function at 0x47e870
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 0x47e8d4
movzx ecx, word [edi + 2]
cmp ecx, 0x2a
jne 0x47e8b2
add edi, 4
jmp 0x47e8d0
cmp ecx, 0x3f
je 0x47e945
inc eax
mov dword [ebp], eax
test ebx, ebx
jne 0x47e8cd
cmp eax, dword [esp + 0x30]
je 0x47ecf9
add edi, 2
mov dword [esp + 0x10], edi
mov ebx, dword [esp + 0x28]
cmp edi, dword [ebx + 0x1c]
jae 0x47ecf0
movzx eax, word [edi]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x34]
cmp eax, 0x5c
jne 0x47ea88
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47ecf0
cmp eax, 0x51
jne 0x47ecc8
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47ecf0
cmp eax, 0x5c
jne 0x47e911
cmp word [edi], 0
je 0x47ecf0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47e911
jmp 0x47ecc8
movzx ecx, word [edi + 4]
cmp ecx, 0x7c
jne 0x47e95e
add edi, 6
mov dword [esp + 0x18], 1
jmp 0x47e8d0
cmp ecx, 0x23
jne 0x47e9a0
add edi, 6
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47ecf0
cmp ax, 0x29
je 0x47ecf0
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47e976
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 0x47e9ec
cmp word [edi + 2], 0x3f
je 0x47e8d4
movzx eax, word [edi]
test ax, ax
je 0x47e8d4
cmp ax, 0x29
je 0x47e9dd
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47e9c3
jmp 0x47e8d4
cmp word [edi], 0
je 0x47e8d4
jmp 0x47e8cd
cmp word [edi], 0x50
jne 0x47e9f9
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
cmp ecx, 0x3c
jne 0x47ea0f
movzx edx, word [edi + 2]
cmp edx, 0x21
je 0x47ea0f
cmp edx, 0x3d
jne 0x47ea18
cmp ecx, 0x27
jne 0x47e8d4
lea esi, [eax + 1]
mov dword [ebp], esi
test ebx, ebx
jne 0x47ea28
cmp esi, dword [esp + 0x30]
je 0x47ea7e
movzx ecx, word [edi]
add edi, 2
mov dword [esp + 0x10], edi
cmp ecx, 0x3c
jne 0x47ea3c
mov ecx, 0x3e
movzx edx, word [edi]
mov eax, edi
cmp edx, ecx
je 0x47ea53
add edi, 2
mov dword [esp + 0x10], edi
movzx edx, word [edi]
cmp edx, ecx
jne 0x47ea45
test ebx, ebx
je 0x47e8d4
mov ecx, edi
sub ecx, eax
sar ecx, 1
cmp dword [esp + 0x30], ecx
jne 0x47e8d4
mov ecx, dword [esp + 0x30]
mov edx, ebx
call fcn.00490700
test eax, eax
jne 0x47e8d4
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp eax, 0x5b
jne 0x47eba3
xor ebp, ebp
movzx eax, word [edi + 2]
cmp eax, 0x5c
jne 0x47eaea
cmp word [edi + 4], 0x45
lea ecx, [edi + 4]
jne 0x47eaae
mov edi, ecx
mov dword [esp + 0x10], edi
jmp 0x47ea93
mov ebx, 3
mov esi, 0x4c1d88
movzx eax, word [ecx]
movzx edx, byte [esi]
dec ebx
add ecx, 2
inc esi
cmp dx, ax
jne 0x47ead5
test ebx, ebx
jne 0x47eab8
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47ea93
sbb eax, eax
neg eax
lea eax, [eax + eax - 1]
test eax, eax
jne 0x47eaff
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47ea93
test ebp, ebp
jne 0x47eaff
cmp eax, 0x5e
jne 0x47eaff
add edi, 2
lea ebp, [eax - 0x5d]
mov dword [esp + 0x10], edi
jmp 0x47ea93
cmp word [edi + 2], 0x5d
jne 0x47eb16
mov eax, dword [esp + 0x28]
test dword [eax + 0x4c], 0x2000000
jne 0x47eb16
add edi, 2
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
je 0x47ecc8
lea esp, [esp]
test ax, ax
je 0x47ecf6
cmp ax, 0x5c
jne 0x47eb8f
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47ecf0
cmp eax, 0x51
jne 0x47eb8f
jmp 0x47eb60
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47ecf0
cmp eax, 0x5c
jne 0x47eb60
cmp word [edi], 0
je 0x47ecf0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47eb60
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
jne 0x47eb30
jmp 0x47ecc8
test ecx, ecx
je 0x47ec71
cmp eax, 0x23
jne 0x47ec71
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
je 0x47ecf0
mov eax, dword [ebx + 0x60]
test eax, eax
je 0x47ec06
mov edx, dword [ebx + 0x1c]
cmp edi, edx
jae 0x47ec2a
mov ecx, dword [esp + 0x38]
push ecx
lea esi, [ebx + 0x64]
push eax
mov ecx, edi
call fcn.00490780
add esp, 8
test eax, eax
je 0x47ec2a
mov ecx, dword [ebx + 0x64]
lea edi, [edi + ecx*2 - 2]
mov dword [esp + 0x10], edi
cmp word [edi], 0
je 0x47ecf0
jmp 0x47ecc8
mov eax, dword [ebx + 0x64]
mov esi, dword [ebx + 0x1c]
lea edx, [eax + eax]
sub esi, edx
cmp edi, esi
ja 0x47ec2a
cmp cx, word [ebx + 0x68]
jne 0x47ec2a
cmp eax, 1
je 0x47ebec
mov ax, word [edi + 2]
cmp ax, word [ebx + 0x6a]
je 0x47ebec
add edi, 2
cmp dword [esp + 0x38], 0
mov dword [esp + 0x10], edi
je 0x47ec54
mov cx, word [edi]
mov edx, 0xfc00
and cx, dx
mov eax, 0xdc00
cmp cx, ax
jne 0x47ec54
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
jne 0x47ebc7
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 0x47eca5
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.0047e870
add esp, 0x1c
test eax, eax
jg 0x47ecf9
mov edi, dword [esp + 0x10]
cmp word [edi], 0
je 0x47ecf0
jmp 0x47ecc8
cmp eax, 0x29
je 0x47ece1
cmp eax, 0x7c
jne 0x47ecc8
cmp dword [esp + 0x18], 0
je 0x47ecc8
mov eax, dword [ebp]
cmp eax, edx
jle 0x47ecc1
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 0x47ecf0
mov ebp, dword [esp + 0x3c]
jmp 0x47e8e1
cmp dword [esp + 0x18], 0
je 0x47ecf0
cmp dword [ebp], edx
jge 0x47ecf0
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