Function at 0x4c6880
Capabilities:
Parse credit card information

Disassembly:
mov eax, dword [esp + 4]
sub esp, 8
push ebx
push ebp
mov ebp, dword [eax]
push esi
push edi
mov edx, dword [ebp + 0x48b4]
mov esi, edx
mov edi, dword [ebp + 0x130]
movzx eax, byte [edx]
push eax
call fcn.004c6610
add esp, 4
test al, al
je 0x4c68f5
jmp 0x4c68b0
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004c6610
add esp, 4
test al, al
jne 0x4c68b0
cmp esi, edx
je 0x4c68f5
mov ecx, esi
jbe 0x4c68d4
cmp byte [esi - 1], 0x2f
lea eax, [esi - 1]
cmove ecx, eax
push 1
push 0
lea ebx, [edi + 4]
sub ecx, edx
push ebx
push ecx
push edx
push ebp
call fcn.004cee90
add esp, 0x18
test eax, eax
je 0x4c68fc
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
mov dword [edi + 4], 0
cmp byte [esi], 0x3b
jne 0x4c6ac6
mov al, byte [esi + 1]
inc esi
mov ecx, esi
test al, al
je 0x4c6b48
cmp al, 0x3d
je 0x4c692c
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x4c6913
pop edi
pop esi
pop ebp
mov eax, 3
pop ebx
add esp, 8
ret
cmp byte [esi], 0
je 0x4c6b48
push 1
push 0
lea eax, [esp + 0x18]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004cee90
add esp, 0x18
test eax, eax
jne 0x4c6b29
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.004c6610
add esp, 4
test al, al
je 0x4c6982
lea esp, [esp]
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004c6610
add esp, 4
test al, al
jne 0x4c6970
push 1
lea eax, [esp + 0x18]
push eax
lea eax, [esp + 0x24]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004cee90
mov ebx, eax
add esp, 0x18
test ebx, ebx
jne 0x4c6b55
push str.UIDVALIDITY
push dword [esp + 0x14]
call fcn.004bb3d0
add esp, 8
test eax, eax
je 0x4c69e4
cmp dword [edi + 8], ebx
jne 0x4c69e4
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c69d8
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c69d8
mov byte [eax + ecx - 1], bl
mov eax, dword [esp + 0x1c]
mov dword [edi + 8], eax
jmp 0x4c6a9e
push 0x530514
push dword [esp + 0x14]
call fcn.004bb3d0
add esp, 8
test eax, eax
je 0x4c6a20
cmp dword [edi + 0xc], 0
jne 0x4c6a20
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c6a17
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c6a17
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0xc], eax
jmp 0x4c6a9e
push str.SECTION
push dword [esp + 0x14]
call fcn.004bb3d0
add esp, 8
test eax, eax
je 0x4c6a5c
cmp dword [edi + 0x10], 0
jne 0x4c6a5c
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c6a53
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c6a53
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0x10], eax
jmp 0x4c6a9e
push str.PARTIAL
push dword [esp + 0x14]
call fcn.004bb3d0
add esp, 8
test eax, eax
je 0x4c6b31
cmp dword [edi + 0x14], 0
jne 0x4c6b31
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c6a97
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c6a97
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0x14], eax
push dword [esp + 0x10]
mov dword [esp + 0x20], 0
call dword [0x563304]
push dword [esp + 0x20]
call dword [0x563304]
add esp, 8
cmp byte [esi], 0x3b
je 0x4c6905
cmp dword [edi + 4], 0
je 0x4c6b1d
cmp dword [edi + 0xc], 0
jne 0x4c6b1d
cmp byte [esi], 0x3f
jne 0x4c6b1d
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.004c6610
add esp, 4
test al, al
je 0x4c6b02
jmp 0x4c6af0
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004c6610
add esp, 4
test al, al
jne 0x4c6af0
push 1
push 0
lea eax, [edi + 0x18]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004cee90
add esp, 0x18
test eax, eax
jne 0x4c6b29
xor eax, eax
mov ecx, 3
cmp byte [esi], al
cmovne eax, ecx
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
push dword [esp + 0x10]
call dword [0x563304]
push dword [esp + 0x20]
call dword [0x563304]
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 3
pop ebx
add esp, 8
ret
push dword [esp + 0x10]
call dword [0x563304]
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret