Function at 0x47d320
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 0x47d384
movzx ecx, word [edi + 2]
cmp ecx, 0x2a
jne 0x47d362
add edi, 4
jmp 0x47d380
cmp ecx, 0x3f
je 0x47d3f5
inc eax
mov dword [ebp], eax
test ebx, ebx
jne 0x47d37d
cmp eax, dword [esp + 0x30]
je 0x47d7a9
add edi, 2
mov dword [esp + 0x10], edi
mov ebx, dword [esp + 0x28]
cmp edi, dword [ebx + 0x1c]
jae 0x47d7a0
movzx eax, word [edi]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x34]
cmp eax, 0x5c
jne 0x47d538
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47d7a0
cmp eax, 0x51
jne 0x47d778
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47d7a0
cmp eax, 0x5c
jne 0x47d3c1
cmp word [edi], 0
je 0x47d7a0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47d3c1
jmp 0x47d778
movzx ecx, word [edi + 4]
cmp ecx, 0x7c
jne 0x47d40e
add edi, 6
mov dword [esp + 0x18], 1
jmp 0x47d380
cmp ecx, 0x23
jne 0x47d450
add edi, 6
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47d7a0
cmp ax, 0x29
je 0x47d7a0
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47d426
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 0x47d49c
cmp word [edi + 2], 0x3f
je 0x47d384
movzx eax, word [edi]
test ax, ax
je 0x47d384
cmp ax, 0x29
je 0x47d48d
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x47d473
jmp 0x47d384
cmp word [edi], 0
je 0x47d384
jmp 0x47d37d
cmp word [edi], 0x50
jne 0x47d4a9
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
cmp ecx, 0x3c
jne 0x47d4bf
movzx edx, word [edi + 2]
cmp edx, 0x21
je 0x47d4bf
cmp edx, 0x3d
jne 0x47d4c8
cmp ecx, 0x27
jne 0x47d384
lea esi, [eax + 1]
mov dword [ebp], esi
test ebx, ebx
jne 0x47d4d8
cmp esi, dword [esp + 0x30]
je 0x47d52e
movzx ecx, word [edi]
add edi, 2
mov dword [esp + 0x10], edi
cmp ecx, 0x3c
jne 0x47d4ec
mov ecx, 0x3e
movzx edx, word [edi]
mov eax, edi
cmp edx, ecx
je 0x47d503
add edi, 2
mov dword [esp + 0x10], edi
movzx edx, word [edi]
cmp edx, ecx
jne 0x47d4f5
test ebx, ebx
je 0x47d384
mov ecx, edi
sub ecx, eax
sar ecx, 1
cmp dword [esp + 0x30], ecx
jne 0x47d384
mov ecx, dword [esp + 0x30]
mov edx, ebx
call fcn.0048f1b0
test eax, eax
jne 0x47d384
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp eax, 0x5b
jne 0x47d653
xor ebp, ebp
movzx eax, word [edi + 2]
cmp eax, 0x5c
jne 0x47d59a
cmp word [edi + 4], 0x45
lea ecx, [edi + 4]
jne 0x47d55e
mov edi, ecx
mov dword [esp + 0x10], edi
jmp 0x47d543
mov ebx, 3
mov esi, 0x4c0be0
movzx eax, word [ecx]
movzx edx, byte [esi]
dec ebx
add ecx, 2
inc esi
cmp dx, ax
jne 0x47d585
test ebx, ebx
jne 0x47d568
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47d543
sbb eax, eax
neg eax
lea eax, [eax + eax - 1]
test eax, eax
jne 0x47d5af
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x47d543
test ebp, ebp
jne 0x47d5af
cmp eax, 0x5e
jne 0x47d5af
add edi, 2
lea ebp, [eax - 0x5d]
mov dword [esp + 0x10], edi
jmp 0x47d543
cmp word [edi + 2], 0x5d
jne 0x47d5c6
mov eax, dword [esp + 0x28]
test dword [eax + 0x4c], 0x2000000
jne 0x47d5c6
add edi, 2
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
je 0x47d778
lea esp, [esp]
test ax, ax
je 0x47d7a6
cmp ax, 0x5c
jne 0x47d63f
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47d7a0
cmp eax, 0x51
jne 0x47d63f
jmp 0x47d610
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x47d7a0
cmp eax, 0x5c
jne 0x47d610
cmp word [edi], 0
je 0x47d7a0
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x47d610
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
jne 0x47d5e0
jmp 0x47d778
test ecx, ecx
je 0x47d721
cmp eax, 0x23
jne 0x47d721
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
je 0x47d7a0
mov eax, dword [ebx + 0x60]
test eax, eax
je 0x47d6b6
mov edx, dword [ebx + 0x1c]
cmp edi, edx
jae 0x47d6da
mov ecx, dword [esp + 0x38]
push ecx
lea esi, [ebx + 0x64]
push eax
mov ecx, edi
call fcn.0048f230
add esp, 8
test eax, eax
je 0x47d6da
mov ecx, dword [ebx + 0x64]
lea edi, [edi + ecx*2 - 2]
mov dword [esp + 0x10], edi
cmp word [edi], 0
je 0x47d7a0
jmp 0x47d778
mov eax, dword [ebx + 0x64]
mov esi, dword [ebx + 0x1c]
lea edx, [eax + eax]
sub esi, edx
cmp edi, esi
ja 0x47d6da
cmp cx, word [ebx + 0x68]
jne 0x47d6da
cmp eax, 1
je 0x47d69c
mov ax, word [edi + 2]
cmp ax, word [ebx + 0x6a]
je 0x47d69c
add edi, 2
cmp dword [esp + 0x38], 0
mov dword [esp + 0x10], edi
je 0x47d704
mov cx, word [edi]
mov edx, 0xfc00
and cx, dx
mov eax, 0xdc00
cmp cx, ax
jne 0x47d704
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
jne 0x47d677
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 0x47d755
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.0047d320
add esp, 0x1c
test eax, eax
jg 0x47d7a9
mov edi, dword [esp + 0x10]
cmp word [edi], 0
je 0x47d7a0
jmp 0x47d778
cmp eax, 0x29
je 0x47d791
cmp eax, 0x7c
jne 0x47d778
cmp dword [esp + 0x18], 0
je 0x47d778
mov eax, dword [ebp]
cmp eax, edx
jle 0x47d771
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 0x47d7a0
mov ebp, dword [esp + 0x3c]
jmp 0x47d391
cmp dword [esp + 0x18], 0
je 0x47d7a0
cmp dword [ebp], edx
jge 0x47d7a0
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