Function at 0x483255
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [0x4e3194]
push ebx
push esi
xor esi, esi
mov cl, byte [eax]
mov dword [ebp - 8], esi
mov dword [ebp - 4], esi
mov dword [ebp - 0x18], esi
mov dword [ebp - 0x14], esi
push edi
lea edi, [eax + 1]
mov dword [0x4e3194], edi
cmp cl, 0x41
jg 0x4833fe
je 0x483871
test cl, cl
je 0x4833e4
cmp cl, 0x2f
jle case.default.0x483767
cmp cl, 0x31
jle 0x48330c
cmp cl, 0x39
jg case.default.0x483767
movsx eax, byte [edi - 1]
lea eax, [eax*8 + 0x4bd478]
push eax
lea ecx, [ebp - 8]
call fcn.0048017a
cmp dword [ebp - 8], 0
je 0x4832f9
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], str.operator
push eax
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x1c], 8
call fcn.0047ff40
lea ecx, [ebp - 8]
push ecx
lea ecx, [ebp - 0x20]
push ecx
mov ecx, eax
call fcn.004802a4
mov eax, dword [ebp - 0x20]
mov dword [ebp - 8], eax
mov eax, dword [ebp - 0x1c]
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 8]
mov dword [eax], ecx
mov ecx, dword [ebp - 4]
mov dword [eax + 4], ecx
pop edi
pop esi
pop ebx
leave
ret
mov ebx, esi
mov dword [ebp - 0xc], esi
mov dword [ebp - 0x10], ebx
cmp byte [ebp + 0xc], bl
je 0x483385
lea eax, [ebp - 0x20]
push eax
call fcn.00484613
push eax
lea eax, [ebp - 0x18]
push 0x3c
push eax
call fcn.00480235
add esp, 0x10
lea ecx, [ebp - 0x10]
push eax
call fcn.00480362
lea ecx, [ebp - 0x10]
call fcn.00483058
cmp al, 0x3e
jne 0x483350
push 0x20
lea ecx, [ebp - 0x10]
call fcn.004803b9
push 0x3e
lea ecx, [ebp - 0x10]
call fcn.004803b9
mov eax, dword [ebp + 0x10]
test eax, eax
je 0x483364
mov byte [eax], 1
mov edi, dword [0x4e3194]
cmp byte [edi], bl
jne 0x48337b
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
mov ecx, dword [ebp - 0xc]
jmp 0x483304
mov ebx, dword [ebp - 0x10]
inc edi
mov dword [0x4e3194], edi
push esi
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.00485417
add esp, 0xc
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
mov dword [0x4e3194], edi
test ecx, ecx
je 0x4833cb
cmp byte [edi - 1], 0x31
jne 0x4833cb
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x20]
push 0x7e
push eax
call fcn.00480235
add esp, 0xc
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
test ebx, ebx
je 0x4832f9
lea eax, [ebp - 0x10]
push eax
lea ecx, [ebp - 8]
call fcn.00480362
jmp 0x4832f9
lea eax, [edi - 1]
mov dword [0x4e3194], eax
mov ecx, dword [ebp + 8]
push 1
call fcn.0047ffae
mov eax, dword [ebp + 8]
jmp 0x483307
cmp cl, 0x42
je 0x48386e
jle case.default.0x483767
cmp cl, 0x5a
jle 0x483871
cmp cl, 0x5f
jne case.default.0x483767
movsx eax, byte [edi]
lea ecx, [edi + 1]
mov dword [0x4e3194], ecx
cmp eax, 0x4f
jg 0x483541
cmp eax, 0x44
jge 0x48383d
cmp eax, 0x39
jg 0x4834bd
je 0x483490
test eax, eax
je 0x483485
cmp eax, 0x2f
jle case.default.0x483767
cmp eax, 0x36
jle 0x483475
cmp eax, 0x38
jg case.default.0x483767
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4bd598]
mov ecx, dword [ebp + 8]
push eax
call fcn.0047ff40
jmp 0x4833f6
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4bd598]
jmp 0x4832b5
mov dword [0x4e3194], edi
jmp 0x4833ec
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x4bd598]
push eax
call fcn.0047ff40
mov edx, dword [ebp - 0x14]
or edx, 0x8000
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x18]
mov dword [eax], ecx
mov dword [eax + 4], edx
jmp 0x483307
cmp eax, 0x3f
je 0x4834ee
cmp eax, 0x40
jle case.default.0x483767
cmp eax, 0x42
jle 0x48383d
push 1
lea eax, [ebp - 0x18]
push esi
push eax
call fcn.004844e9
mov edx, dword [ebp - 0x14]
add esp, 0xc
or edx, 0x1000
jmp 0x4834ad
mov dl, byte [ecx]
lea eax, [ecx + 1]
mov dword [0x4e3194], eax
test dl, dl
je 0x483536
mov edi, dword [ebp + 8]
cmp dl, 0x30
je 0x48350f
mov dword [edi + 4], esi
mov byte [edi + 4], 2
mov dword [edi], esi
jmp 0x48352f
push esi
lea eax, [ebp - 0x18]
push 1
push eax
call fcn.004844e9
mov ecx, dword [ebp - 0x14]
add esp, 0xc
mov eax, dword [ebp - 0x18]
or ecx, 0x1000
mov dword [edi], eax
mov dword [edi + 4], ecx
mov eax, edi
jmp 0x483307
mov dword [0x4e3194], ecx
jmp 0x4833ec
cmp eax, 0x54
jg 0x483726
cmp eax, 0x53
jge 0x48383d
sub eax, 0x50
je 0x4836d6
sub eax, 1
je 0x4832be
sub eax, 1
jne case.default.0x483767
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x4bd560]
push eax
call fcn.0048017a
mov eax, dword [0x4e3194]
mov al, byte [eax]
test al, al
jne 0x48359f
push 1
push dword [ebp + 8]
lea ecx, [ebp - 8]
call fcn.004802e8
jmp 0x4833f6
movsx eax, al
sub eax, 0x30
js case.default.0x483767
cmp eax, 5
jae case.default.0x483767
lea eax, [eax*8 + 0x4bd8a0]
push eax
lea ecx, [ebp - 0x18]
call fcn.0048017a
mov eax, dword [0x4e3194]
mov cl, byte [eax]
inc eax
mov dword [0x4e3194], eax
cmp cl, 0x30
je 0x48369c
cmp cl, 0x31
je 0x4835f0
jle 0x4835ea
cmp cl, 0x34
jle 0x483712
dec eax
jmp 0x4833e7
mov eax, dword [ebp - 8]
lea ecx, [ebp - 0x10]
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 4]
mov dword [ebp - 0xc], eax
lea eax, [ebp - 0x18]
push eax
call fcn.00480362
lea eax, [ebp - 0x20]
push eax
call fcn.00484350
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.004802c6
push eax
lea ecx, [ebp - 0x10]
call fcn.00480362
lea eax, [ebp - 0x20]
push eax
call fcn.00484350
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.004802c6
push eax
lea ecx, [ebp - 0x10]
call fcn.00480362
lea eax, [ebp - 0x20]
push eax
call fcn.00484350
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.004802c6
push eax
lea ecx, [ebp - 0x10]
call fcn.00480362
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.00482666
pop ecx
pop ecx
push 0x29
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.004802c6
push eax
lea ecx, [ebp - 0x10]
call fcn.00480362
push 0x27
push dword [ebp + 8]
lea ecx, [ebp - 0x10]
call fcn.004802c6
jmp 0x4833f6
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.00482325
mov eax, dword [ebp - 0x20]
pop ecx
pop ecx
mov dword [ebp - 0x10], eax
lea ecx, [ebp - 0x10]
mov eax, dword [ebp - 0x1c]
push 0x20
mov dword [ebp - 0xc], eax
call fcn.004803b9
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x10]
call fcn.004802a4
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
jmp 0x483719
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x4bd560]
push eax
call fcn.0048017a
push esi
lea eax, [ebp - 0x28]
push esi
push eax
call fcn.00483255
add esp, 0xc
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x14], eax
test ecx, ecx
je 0x483712
test eax, 0x400
jne case.default.0x483767
lea eax, [ebp - 0x18]
push eax
lea ecx, [ebp - 8]
push dword [ebp + 8]
call fcn.004802a4
jmp 0x4833f6
cmp eax, 0x56
jle 0x48384d
cmp eax, 0x57
jle case.default.0x483767
cmp eax, 0x59
jle 0x48383d
cmp eax, 0x5f
jne case.default.0x483767
movsx eax, byte [ecx]
inc ecx
sub eax, 0x41
mov dword [0x4e3194], ecx
cmp eax, 0xc
ja case.default.0x483767
movzx eax, byte [eax + 0x4838b1]
jmp dword [eax*4 + 0x4838a5]
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4bd628]
jmp 0x48346a
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x4bd628]
push eax
call fcn.0047ff40
mov eax, dword [0x4e3194]
cmp byte [eax], 0x3f
lea eax, [ebp - 0x28]
push eax
jne 0x4837c1
call fcn.004823fc
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.00480362
mov eax, dword [0x4e3194]
cmp byte [eax], 0x40
jne 0x4837d0
inc eax
mov dword [0x4e3194], eax
jmp 0x4837d0
call fcn.004845cb
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.00480362
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], 0x4bdf74
push eax
lea ecx, [ebp - 0x18]
mov dword [ebp - 0x1c], 2
call fcn.0048030a
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x18]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x14]
jmp 0x483304
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x4bd628]
push eax
call fcn.0047ff40
jmp 0x483824
cmp al, 0x40
je 0x483834
inc ecx
mov dword [0x4e3194], ecx
lea ecx, [ebp - 0x18]
push eax
call fcn.004803b9
mov ecx, dword [0x4e3194]
mov al, byte [ecx]
test al, al
jne 0x483810
cmp al, 0x40
jne 0x4837ea
inc ecx
mov dword [0x4e3194], ecx
jmp 0x4837ea
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4bd560]
jmp 0x48346a
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4bd560]
jmp 0x4832b5
mov eax, dword [ebp + 8]
mov dword [eax + 4], esi
mov byte [eax + 4], 2
mov dword [eax], esi
jmp 0x483307
xor esi, esi
inc esi
movsx eax, byte [edi - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x4bd440]
push eax
call fcn.0048017a
test esi, esi
je 0x4832be
cmp dword [ebp - 8], 0
je 0x4832f9
or dword [ebp - 4], 0x200
jmp 0x4832f9