Function at 0x4951c5
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [0x514ed8]
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 [0x514ed8], edi
cmp cl, 0x41
jg 0x49536e
je 0x4957e1
test cl, cl
je 0x495354
cmp cl, 0x2f
jle case.default.0x4956d7
cmp cl, 0x31
jle 0x49527c
cmp cl, 0x39
jg case.default.0x4956d7
movsx eax, byte [edi - 1]
lea eax, [eax*8 + 0x4eaa20]
push eax
lea ecx, [ebp - 8]
call fcn.004920ea
cmp dword [ebp - 8], 0
je 0x495269
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], str.operator
push eax
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x1c], 8
call fcn.00491eb0
lea ecx, [ebp - 8]
push ecx
lea ecx, [ebp - 0x20]
push ecx
mov ecx, eax
call fcn.00492214
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 0x4952f5
lea eax, [ebp - 0x20]
push eax
call fcn.00496583
push eax
lea eax, [ebp - 0x18]
push 0x3c
push eax
call fcn.004921a5
add esp, 0x10
lea ecx, [ebp - 0x10]
push eax
call fcn.004922d2
lea ecx, [ebp - 0x10]
call fcn.00494fc8
cmp al, 0x3e
jne 0x4952c0
push 0x20
lea ecx, [ebp - 0x10]
call fcn.00492329
push 0x3e
lea ecx, [ebp - 0x10]
call fcn.00492329
mov eax, dword [ebp + 0x10]
test eax, eax
je 0x4952d4
mov byte [eax], 1
mov edi, dword [0x514ed8]
cmp byte [edi], bl
jne 0x4952eb
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
mov ecx, dword [ebp - 0xc]
jmp 0x495274
mov ebx, dword [ebp - 0x10]
inc edi
mov dword [0x514ed8], edi
push esi
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.00497387
add esp, 0xc
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
mov dword [0x514ed8], edi
test ecx, ecx
je 0x49533b
cmp byte [edi - 1], 0x31
jne 0x49533b
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x20]
push 0x7e
push eax
call fcn.004921a5
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 0x495269
lea eax, [ebp - 0x10]
push eax
lea ecx, [ebp - 8]
call fcn.004922d2
jmp 0x495269
lea eax, [edi - 1]
mov dword [0x514ed8], eax
mov ecx, dword [ebp + 8]
push 1
call fcn.00491f1e
mov eax, dword [ebp + 8]
jmp 0x495277
cmp cl, 0x42
je 0x4957de
jle case.default.0x4956d7
cmp cl, 0x5a
jle 0x4957e1
cmp cl, 0x5f
jne case.default.0x4956d7
movsx eax, byte [edi]
lea ecx, [edi + 1]
mov dword [0x514ed8], ecx
cmp eax, 0x4f
jg 0x4954b1
cmp eax, 0x44
jge 0x4957ad
cmp eax, 0x39
jg 0x49542d
je 0x495400
test eax, eax
je 0x4953f5
cmp eax, 0x2f
jle case.default.0x4956d7
cmp eax, 0x36
jle 0x4953e5
cmp eax, 0x38
jg case.default.0x4956d7
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4eab40]
mov ecx, dword [ebp + 8]
push eax
call fcn.00491eb0
jmp 0x495366
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4eab40]
jmp 0x495225
mov dword [0x514ed8], edi
jmp 0x49535c
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x4eab40]
push eax
call fcn.00491eb0
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 0x495277
cmp eax, 0x3f
je 0x49545e
cmp eax, 0x40
jle case.default.0x4956d7
cmp eax, 0x42
jle 0x4957ad
push 1
lea eax, [ebp - 0x18]
push esi
push eax
call fcn.00496459
mov edx, dword [ebp - 0x14]
add esp, 0xc
or edx, 0x1000
jmp 0x49541d
mov dl, byte [ecx]
lea eax, [ecx + 1]
mov dword [0x514ed8], eax
test dl, dl
je 0x4954a6
mov edi, dword [ebp + 8]
cmp dl, 0x30
je 0x49547f
mov dword [edi + 4], esi
mov byte [edi + 4], 2
mov dword [edi], esi
jmp 0x49549f
push esi
lea eax, [ebp - 0x18]
push 1
push eax
call fcn.00496459
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 0x495277
mov dword [0x514ed8], ecx
jmp 0x49535c
cmp eax, 0x54
jg 0x495696
cmp eax, 0x53
jge 0x4957ad
sub eax, 0x50
je 0x495646
sub eax, 1
je 0x49522e
sub eax, 1
jne case.default.0x4956d7
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x4eab08]
push eax
call fcn.004920ea
mov eax, dword [0x514ed8]
mov al, byte [eax]
test al, al
jne 0x49550f
push 1
push dword [ebp + 8]
lea ecx, [ebp - 8]
call fcn.00492258
jmp 0x495366
movsx eax, al
sub eax, 0x30
js case.default.0x4956d7
cmp eax, 5
jae case.default.0x4956d7
lea eax, [eax*8 + 0x4eae48]
push eax
lea ecx, [ebp - 0x18]
call fcn.004920ea
mov eax, dword [0x514ed8]
mov cl, byte [eax]
inc eax
mov dword [0x514ed8], eax
cmp cl, 0x30
je 0x49560c
cmp cl, 0x31
je 0x495560
jle 0x49555a
cmp cl, 0x34
jle 0x495682
dec eax
jmp 0x495357
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.004922d2
lea eax, [ebp - 0x20]
push eax
call fcn.004962c0
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.00492236
push eax
lea ecx, [ebp - 0x10]
call fcn.004922d2
lea eax, [ebp - 0x20]
push eax
call fcn.004962c0
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.00492236
push eax
lea ecx, [ebp - 0x10]
call fcn.004922d2
lea eax, [ebp - 0x20]
push eax
call fcn.004962c0
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.00492236
push eax
lea ecx, [ebp - 0x10]
call fcn.004922d2
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.004945d6
pop ecx
pop ecx
push 0x29
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.00492236
push eax
lea ecx, [ebp - 0x10]
call fcn.004922d2
push 0x27
push dword [ebp + 8]
lea ecx, [ebp - 0x10]
call fcn.00492236
jmp 0x495366
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.00494295
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.00492329
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x10]
call fcn.00492214
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
jmp 0x495689
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x4eab08]
push eax
call fcn.004920ea
push esi
lea eax, [ebp - 0x28]
push esi
push eax
call fcn.004951c5
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 0x495682
test eax, 0x400
jne case.default.0x4956d7
lea eax, [ebp - 0x18]
push eax
lea ecx, [ebp - 8]
push dword [ebp + 8]
call fcn.00492214
jmp 0x495366
cmp eax, 0x56
jle 0x4957bd
cmp eax, 0x57
jle case.default.0x4956d7
cmp eax, 0x59
jle 0x4957ad
cmp eax, 0x5f
jne case.default.0x4956d7
movsx eax, byte [ecx]
inc ecx
sub eax, 0x41
mov dword [0x514ed8], ecx
cmp eax, 0xc
ja case.default.0x4956d7
movzx eax, byte [eax + 0x495821]
jmp dword [eax*4 + 0x495815]
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4eabd0]
jmp 0x4953da
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x4eabd0]
push eax
call fcn.00491eb0
mov eax, dword [0x514ed8]
cmp byte [eax], 0x3f
lea eax, [ebp - 0x28]
push eax
jne 0x495731
call fcn.0049436c
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.004922d2
mov eax, dword [0x514ed8]
cmp byte [eax], 0x40
jne 0x495740
inc eax
mov dword [0x514ed8], eax
jmp 0x495740
call fcn.0049653b
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.004922d2
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], 0x4eb51c
push eax
lea ecx, [ebp - 0x18]
mov dword [ebp - 0x1c], 2
call fcn.0049227a
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x18]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x14]
jmp 0x495274
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x4eabd0]
push eax
call fcn.00491eb0
jmp 0x495794
cmp al, 0x40
je 0x4957a4
inc ecx
mov dword [0x514ed8], ecx
lea ecx, [ebp - 0x18]
push eax
call fcn.00492329
mov ecx, dword [0x514ed8]
mov al, byte [ecx]
test al, al
jne 0x495780
cmp al, 0x40
jne 0x49575a
inc ecx
mov dword [0x514ed8], ecx
jmp 0x49575a
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4eab08]
jmp 0x4953da
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x4eab08]
jmp 0x495225
mov eax, dword [ebp + 8]
mov dword [eax + 4], esi
mov byte [eax + 4], 2
mov dword [eax], esi
jmp 0x495277
xor esi, esi
inc esi
movsx eax, byte [edi - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x4ea9e8]
push eax
call fcn.004920ea
test esi, esi
je 0x49522e
cmp dword [ebp - 8], 0
je 0x495269
or dword [ebp - 4], 0x200
jmp 0x495269