Function at 0x4c3660
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.004c33f0
add esp, 4
test al, al
je 0x4c36d5
jmp 0x4c3690
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004c33f0
add esp, 4
test al, al
jne 0x4c3690
cmp esi, edx
je 0x4c36d5
mov ecx, esi
jbe 0x4c36b4
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.004cbcd0
add esp, 0x18
test eax, eax
je 0x4c36dc
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
mov dword [edi + 4], 0
cmp byte [esi], 0x3b
jne 0x4c38a6
mov al, byte [esi + 1]
inc esi
mov ecx, esi
test al, al
je 0x4c3928
cmp al, 0x3d
je 0x4c370c
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x4c36f3
pop edi
pop esi
pop ebp
mov eax, 3
pop ebx
add esp, 8
ret
cmp byte [esi], 0
je 0x4c3928
push 1
push 0
lea eax, [esp + 0x18]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004cbcd0
add esp, 0x18
test eax, eax
jne 0x4c3909
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.004c33f0
add esp, 4
test al, al
je 0x4c3762
lea esp, [esp]
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004c33f0
add esp, 4
test al, al
jne 0x4c3750
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.004cbcd0
mov ebx, eax
add esp, 0x18
test ebx, ebx
jne 0x4c3935
push str.UIDVALIDITY
push dword [esp + 0x14]
call fcn.004b8200
add esp, 8
test eax, eax
je 0x4c37c4
cmp dword [edi + 8], ebx
jne 0x4c37c4
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c37b8
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c37b8
mov byte [eax + ecx - 1], bl
mov eax, dword [esp + 0x1c]
mov dword [edi + 8], eax
jmp 0x4c387e
push 0x52c4a4
push dword [esp + 0x14]
call fcn.004b8200
add esp, 8
test eax, eax
je 0x4c3800
cmp dword [edi + 0xc], 0
jne 0x4c3800
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c37f7
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c37f7
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0xc], eax
jmp 0x4c387e
push str.SECTION
push dword [esp + 0x14]
call fcn.004b8200
add esp, 8
test eax, eax
je 0x4c383c
cmp dword [edi + 0x10], 0
jne 0x4c383c
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c3833
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c3833
mov byte [eax + ecx - 1], 0
mov eax, dword [esp + 0x1c]
mov dword [edi + 0x10], eax
jmp 0x4c387e
push str.PARTIAL
push dword [esp + 0x14]
call fcn.004b8200
add esp, 8
test eax, eax
je 0x4c3911
cmp dword [edi + 0x14], 0
jne 0x4c3911
mov ecx, dword [esp + 0x14]
test ecx, ecx
je 0x4c3877
mov eax, dword [esp + 0x1c]
cmp byte [eax + ecx - 1], 0x2f
jne 0x4c3877
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 [0x55d304]
push dword [esp + 0x20]
call dword [0x55d304]
add esp, 8
cmp byte [esi], 0x3b
je 0x4c36e5
cmp dword [edi + 4], 0
je 0x4c38fd
cmp dword [edi + 0xc], 0
jne 0x4c38fd
cmp byte [esi], 0x3f
jne 0x4c38fd
movzx eax, byte [esi + 1]
inc esi
push eax
mov ecx, esi
call fcn.004c33f0
add esp, 4
test al, al
je 0x4c38e2
jmp 0x4c38d0
movzx eax, byte [esi + 1]
inc esi
push eax
call fcn.004c33f0
add esp, 4
test al, al
jne 0x4c38d0
push 1
push 0
lea eax, [edi + 0x18]
push eax
mov eax, esi
sub eax, ecx
push eax
push ecx
push ebp
call fcn.004cbcd0
add esp, 0x18
test eax, eax
jne 0x4c3909
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 [0x55d304]
push dword [esp + 0x20]
call dword [0x55d304]
add esp, 8
pop edi
pop esi
pop ebp
mov eax, 3
pop ebx
add esp, 8
ret
push dword [esp + 0x10]
call dword [0x55d304]
add esp, 4
mov eax, ebx
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret