Function at 0x4c4f70
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffec
push ebx
push esi
push edi
lea ebx, [ebp - 4]
mov eax, dword [ebp + 8]
mov edi, dword [ebp + 0x1c]
mov esi, dword [ebp + 0xc]
mov edx, dword [eax]
mov dword [ebx], edx
mov ecx, dword [ebp + 0x20]
mov eax, dword [ecx]
xor ecx, ecx
mov dword [ebp - 8], eax
mov edx, dword [ebp - 8]
mov dword [ebp - 0xc], edx
mov dword [ebp - 0x10], ecx
mov eax, dword [ebx]
cmp byte [eax], 0x28
jne 0x4c5347
mov edx, dword [ebx]
cmp byte [edx + 1], 0x2a
jne 0x4c4fb7
add dword [ebx], 2
jmp 0x4c5347
mov ecx, dword [ebx]
cmp byte [ecx + 1], 0x3f
je 0x4c4fe5
mov eax, dword [ebp + 0x20]
inc dword [eax]
cmp dword [ebp + 0x10], 0
jne 0x4c4fde
mov edx, dword [ebp + 0x20]
mov ecx, dword [edx]
cmp ecx, dword [ebp + 0x14]
jne 0x4c4fde
mov eax, dword [ebp + 0x20]
mov eax, dword [eax]
jmp 0x4c535c
inc dword [ebx]
jmp 0x4c5347
mov edx, dword [ebx]
cmp byte [edx + 2], 0x7c
jne 0x4c4ffc
add dword [ebx], 3
mov dword [ebp - 0x10], 1
jmp 0x4c5347
mov ecx, dword [ebx]
cmp byte [ecx + 2], 0x23
jne 0x4c5025
add dword [ebx], 3
jmp 0x4c5013
cmp al, 0x29
je 0x4c5352
inc dword [ebx]
mov eax, dword [ebx]
mov al, byte [eax]
test al, al
jne 0x4c5009
jmp 0x4c5352
mov edx, dword [ebx]
cmp byte [edx + 2], 0x28
jne 0x4c505e
add dword [ebx], 2
mov ecx, dword [ebx]
cmp byte [ecx + 1], 0x3f
je 0x4c5347
jmp 0x4c5040
inc dword [ebx]
mov eax, dword [ebx]
mov al, byte [eax]
test al, al
je 0x4c504c
cmp al, 0x29
jne 0x4c503e
mov edx, dword [ebx]
cmp byte [edx], 0
je 0x4c5347
inc dword [ebx]
jmp 0x4c5347
add dword [ebx], 2
mov ecx, dword [ebx]
cmp byte [ecx], 0x50
jne 0x4c506a
inc dword [ebx]
mov eax, dword [ebx]
mov al, byte [eax]
cmp al, 0x3c
jne 0x4c5082
mov edx, dword [ebx]
cmp byte [edx + 1], 0x21
je 0x4c5082
mov ecx, dword [ebx]
cmp byte [ecx + 1], 0x3d
jne 0x4c508a
cmp al, 0x27
jne 0x4c5347
mov eax, dword [ebp + 0x20]
inc dword [eax]
cmp dword [ebp + 0x10], 0
jne 0x4c50a9
mov edx, dword [ebp + 0x20]
mov ecx, dword [edx]
cmp ecx, dword [ebp + 0x14]
jne 0x4c50a9
mov eax, dword [ebp + 0x20]
mov eax, dword [eax]
jmp 0x4c535c
mov edx, dword [ebx]
mov al, byte [edx]
inc dword [ebx]
cmp al, 0x3c
jne 0x4c50b5
mov al, 0x3e
mov edx, dword [ebx]
jmp 0x4c50bb
inc dword [ebx]
mov ecx, dword [ebx]
cmp al, byte [ecx]
jne 0x4c50b9
cmp dword [ebp + 0x10], 0
je 0x4c5347
mov eax, dword [ebx]
sub eax, edx
cmp eax, dword [ebp + 0x14]
jne 0x4c5347
mov ecx, dword [ebp + 0x14]
push ecx
push edx
mov edx, dword [ebp + 0x10]
push edx
call fcn.004e0a9c
add esp, 0xc
test eax, eax
jne 0x4c5347
mov eax, dword [ebp + 0x20]
mov eax, dword [eax]
jmp 0x4c535c
mov edx, dword [ebx]
cmp byte [edx], 0x5c
jne 0x4c5149
inc dword [ebx]
mov ecx, dword [ebx]
cmp byte [ecx], 0
je 0x4c5352
mov eax, dword [ebx]
cmp byte [eax], 0x51
jne 0x4c5345
inc dword [ebx]
mov edx, dword [ebx]
cmp byte [edx], 0
je 0x4c512f
mov ecx, dword [ebx]
cmp byte [ecx], 0x5c
jne 0x4c511f
mov eax, dword [ebx]
cmp byte [eax], 0
je 0x4c5352
inc dword [ebx]
mov edx, dword [ebx]
cmp byte [edx], 0x45
je 0x4c5345
jmp 0x4c511f
mov ecx, dword [ebx]
cmp byte [ecx], 0x5b
jne 0x4c5213
xor eax, eax
mov dword [ebp - 0x14], eax
mov edx, dword [ebx]
cmp byte [edx + 1], 0x5c
jne 0x4c518c
mov ecx, dword [ebx]
cmp byte [ecx + 2], 0x45
jne 0x4c516e
add dword [ebx], 2
jmp 0x4c5159
push 3
push 0x5b2eca
mov eax, dword [ebx]
add eax, 2
push eax
call fcn.004e0a9c
add esp, 0xc
test eax, eax
jne 0x4c51a5
add dword [ebx], 4
jmp 0x4c5159
cmp dword [ebp - 0x14], 0
jne 0x4c51a5
mov edx, dword [ebx]
cmp byte [edx + 1], 0x5e
jne 0x4c51a5
mov dword [ebp - 0x14], 1
inc dword [ebx]
jmp 0x4c5159
mov ecx, dword [ebx]
cmp byte [ecx + 1], 0x5d
jne 0x4c5205
test byte [esi + 0x53], 2
jne 0x4c5205
inc dword [ebx]
jmp 0x4c5205
mov eax, dword [ebx]
mov al, byte [eax]
test al, al
jne 0x4c51c7
or eax, 0xffffffff
jmp 0x4c535c
cmp al, 0x5c
jne 0x4c5205
inc dword [ebx]
mov edx, dword [ebx]
cmp byte [edx], 0
je 0x4c5352
mov ecx, dword [ebx]
cmp byte [ecx], 0x51
jne 0x4c5205
inc dword [ebx]
mov eax, dword [ebx]
cmp byte [eax], 0
je 0x4c51ef
mov edx, dword [ebx]
cmp byte [edx], 0x5c
jne 0x4c51df
mov ecx, dword [ebx]
cmp byte [ecx], 0
je 0x4c5352
inc dword [ebx]
mov eax, dword [ebx]
cmp byte [eax], 0x45
je 0x4c5205
jmp 0x4c51df
inc dword [ebx]
mov edx, dword [ebx]
cmp byte [edx], 0x5d
jne 0x4c51b7
jmp 0x4c5345
cmp dword [ebp + 0x18], 0
je 0x4c52d1
mov ecx, dword [ebx]
cmp byte [ecx], 0x23
jne 0x4c52d1
inc dword [ebx]
jmp 0x4c52b9
cmp dword [esi + 0x68], 0
je 0x4c5263
mov eax, dword [esi + 0x1c]
cmp eax, dword [ebx]
jbe 0x4c5258
push edi
lea edx, [esi + 0x6c]
push edx
mov ecx, dword [esi + 0x1c]
push ecx
mov eax, dword [esi + 0x68]
push eax
mov edx, dword [ebx]
push edx
call fcn.004d7994
add esp, 0x14
test eax, eax
jne 0x4c525c
xor ecx, ecx
jmp 0x4c528f
mov ecx, 1
jmp 0x4c528f
mov eax, dword [esi + 0x1c]
sub eax, dword [esi + 0x6c]
cmp eax, dword [ebx]
jb 0x4c5286
mov edx, dword [ebx]
mov cl, byte [edx]
cmp cl, byte [esi + 0x70]
jne 0x4c5286
cmp dword [esi + 0x6c], 1
je 0x4c528a
mov eax, dword [ebx]
mov dl, byte [eax + 1]
cmp dl, byte [esi + 0x71]
je 0x4c528a
xor ecx, ecx
jmp 0x4c528f
mov ecx, 1
test ecx, ecx
je 0x4c529b
mov eax, dword [esi + 0x6c]
dec eax
add dword [ebx], eax
jmp 0x4c52c4
inc dword [ebx]
test edi, edi
je 0x4c52b9
jmp 0x4c52a5
inc dword [ebx]
mov edx, dword [ebx]
xor ecx, ecx
mov cl, byte [edx]
and ecx, 0xc0
cmp ecx, 0x80
je 0x4c52a3
mov eax, dword [ebx]
cmp byte [eax], 0
jne 0x4c522f
mov edx, dword [ebx]
cmp byte [edx], 0
je 0x4c5352
jmp 0x4c5345
mov ecx, dword [ebx]
cmp byte [ecx], 0x28
jne 0x4c5300
mov eax, dword [ebp + 0x20]
push eax
push edi
mov edx, dword [ebp + 0x18]
push edx
mov ecx, dword [ebp + 0x14]
push ecx
mov eax, dword [ebp + 0x10]
push eax
push esi
push ebx
call fcn.004c4f70
add esp, 0x1c
test eax, eax
jg 0x4c535c
mov edx, dword [ebx]
cmp byte [edx], 0
je 0x4c5352
jmp 0x4c5345
mov ecx, dword [ebx]
cmp byte [ecx], 0x29
jne 0x4c5323
cmp dword [ebp - 0x10], 0
je 0x4c5352
mov eax, dword [ebp + 0x20]
mov edx, dword [eax]
cmp edx, dword [ebp - 0xc]
jge 0x4c5352
mov ecx, dword [ebp + 0x20]
mov eax, dword [ebp - 0xc]
mov dword [ecx], eax
jmp 0x4c5352
mov edx, dword [ebx]
cmp byte [edx], 0x7c
jne 0x4c5345
cmp dword [ebp - 0x10], 0
je 0x4c5345
mov ecx, dword [ebp + 0x20]
mov eax, dword [ecx]
cmp eax, dword [ebp - 0xc]
jle 0x4c533d
mov dword [ebp - 0xc], eax
mov edx, dword [ebp + 0x20]
mov ecx, dword [ebp - 8]
mov dword [edx], ecx
inc dword [ebx]
mov eax, dword [ebx]
cmp eax, dword [esi + 0x1c]
jb 0x4c5100
mov edx, dword [ebp + 8]
mov ecx, dword [ebx]
mov dword [edx], ecx
or eax, 0xffffffff
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret