Function at 0x68675a
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [0x80cdf0]
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 [0x80cdf0], edi
cmp cl, 0x41
jg 0x686903
je 0x686d76
test cl, cl
je 0x6868e9
cmp cl, 0x2f
jle case.default.0x686c6c
cmp cl, 0x31
jle 0x686811
cmp cl, 0x39
jg case.default.0x686c6c
movsx eax, byte [edi - 1]
lea eax, [eax*8 + 0x7773c0]
push eax
lea ecx, [ebp - 8]
call fcn.0068366f
cmp dword [ebp - 8], 0
je 0x6867fe
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], str.operator
push eax
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x1c], 8
call fcn.00683435
lea ecx, [ebp - 8]
push ecx
lea ecx, [ebp - 0x20]
push ecx
mov ecx, eax
call fcn.00683799
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 0x68688a
lea eax, [ebp - 0x20]
push eax
call fcn.00687b45
push eax
lea eax, [ebp - 0x18]
push 0x3c
push eax
call fcn.0068372a
add esp, 0x10
lea ecx, [ebp - 0x10]
push eax
call fcn.00683857
lea ecx, [ebp - 0x10]
call fcn.0068654d
cmp al, 0x3e
jne 0x686855
push 0x20
lea ecx, [ebp - 0x10]
call fcn.006838ae
push 0x3e
lea ecx, [ebp - 0x10]
call fcn.006838ae
mov eax, dword [ebp + 0x10]
test eax, eax
je 0x686869
mov byte [eax], 1
mov edi, dword [0x80cdf0]
cmp byte [edi], bl
jne 0x686880
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
mov ecx, dword [ebp - 0xc]
jmp 0x686809
mov ebx, dword [ebp - 0x10]
inc edi
mov dword [0x80cdf0], edi
push esi
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.00688949
add esp, 0xc
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
mov dword [0x80cdf0], edi
test ecx, ecx
je 0x6868d0
cmp byte [edi - 1], 0x31
jne 0x6868d0
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x20]
push 0x7e
push eax
call fcn.0068372a
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 0x6867fe
lea eax, [ebp - 0x10]
push eax
lea ecx, [ebp - 8]
call fcn.00683857
jmp 0x6867fe
lea eax, [edi - 1]
mov dword [0x80cdf0], eax
mov ecx, dword [ebp + 8]
push 1
call fcn.006834a3
mov eax, dword [ebp + 8]
jmp 0x68680c
cmp cl, 0x42
je 0x686d73
jle case.default.0x686c6c
cmp cl, 0x5a
jle 0x686d76
cmp cl, 0x5f
jne case.default.0x686c6c
movsx eax, byte [edi]
lea ecx, [edi + 1]
mov dword [0x80cdf0], ecx
cmp eax, 0x4f
jg 0x686a46
cmp eax, 0x44
jge 0x686d42
cmp eax, 0x39
jg 0x6869c2
je 0x686995
test eax, eax
je 0x68698a
cmp eax, 0x2f
jle case.default.0x686c6c
cmp eax, 0x36
jle 0x68697a
cmp eax, 0x38
jg case.default.0x686c6c
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x7774e0]
mov ecx, dword [ebp + 8]
push eax
call fcn.00683435
jmp 0x6868fb
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x7774e0]
jmp 0x6867ba
mov dword [0x80cdf0], edi
jmp 0x6868f1
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x7774e0]
push eax
call fcn.00683435
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 0x68680c
cmp eax, 0x3f
je 0x6869f3
cmp eax, 0x40
jle case.default.0x686c6c
cmp eax, 0x42
jle 0x686d42
push 1
lea eax, [ebp - 0x18]
push esi
push eax
call fcn.00687a1b
mov edx, dword [ebp - 0x14]
add esp, 0xc
or edx, 0x1000
jmp 0x6869b2
mov dl, byte [ecx]
lea eax, [ecx + 1]
mov dword [0x80cdf0], eax
test dl, dl
je 0x686a3b
mov edi, dword [ebp + 8]
cmp dl, 0x30
je 0x686a14
mov dword [edi + 4], esi
mov byte [edi + 4], 2
mov dword [edi], esi
jmp 0x686a34
push esi
lea eax, [ebp - 0x18]
push 1
push eax
call fcn.00687a1b
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 0x68680c
mov dword [0x80cdf0], ecx
jmp 0x6868f1
cmp eax, 0x54
jg 0x686c2b
cmp eax, 0x53
jge 0x686d42
sub eax, 0x50
je 0x686bdb
sub eax, 1
je 0x6867c3
sub eax, 1
jne case.default.0x686c6c
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x7774a8]
push eax
call fcn.0068366f
mov eax, dword [0x80cdf0]
mov al, byte [eax]
test al, al
jne 0x686aa4
push 1
push dword [ebp + 8]
lea ecx, [ebp - 8]
call fcn.006837dd
jmp 0x6868fb
movsx eax, al
sub eax, 0x30
js case.default.0x686c6c
cmp eax, 5
jae case.default.0x686c6c
lea eax, [eax*8 + 0x7777e8]
push eax
lea ecx, [ebp - 0x18]
call fcn.0068366f
mov eax, dword [0x80cdf0]
mov cl, byte [eax]
inc eax
mov dword [0x80cdf0], eax
cmp cl, 0x30
je 0x686ba1
cmp cl, 0x31
je 0x686af5
jle 0x686aef
cmp cl, 0x34
jle 0x686c17
dec eax
jmp 0x6868ec
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.00683857
lea eax, [ebp - 0x20]
push eax
call fcn.00687855
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.006837bb
push eax
lea ecx, [ebp - 0x10]
call fcn.00683857
lea eax, [ebp - 0x20]
push eax
call fcn.00687855
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.006837bb
push eax
lea ecx, [ebp - 0x10]
call fcn.00683857
lea eax, [ebp - 0x20]
push eax
call fcn.00687855
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.006837bb
push eax
lea ecx, [ebp - 0x10]
call fcn.00683857
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.00685b5b
pop ecx
pop ecx
push 0x29
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.006837bb
push eax
lea ecx, [ebp - 0x10]
call fcn.00683857
push 0x27
push dword [ebp + 8]
lea ecx, [ebp - 0x10]
call fcn.006837bb
jmp 0x6868fb
lea eax, [ebp - 0x20]
push esi
push eax
call fcn.0068581a
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.006838ae
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x10]
call fcn.00683799
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
jmp 0x686c1e
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x7774a8]
push eax
call fcn.0068366f
push esi
lea eax, [ebp - 0x28]
push esi
push eax
call fcn.0068675a
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 0x686c17
test eax, 0x400
jne case.default.0x686c6c
lea eax, [ebp - 0x18]
push eax
lea ecx, [ebp - 8]
push dword [ebp + 8]
call fcn.00683799
jmp 0x6868fb
cmp eax, 0x56
jle 0x686d52
cmp eax, 0x57
jle case.default.0x686c6c
cmp eax, 0x59
jle 0x686d42
cmp eax, 0x5f
jne case.default.0x686c6c
movsx eax, byte [ecx]
inc ecx
sub eax, 0x41
mov dword [0x80cdf0], ecx
cmp eax, 0xc
ja case.default.0x686c6c
movzx eax, byte [eax + 0x686db6]
jmp dword [eax*4 + 0x686daa]
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x777570]
jmp 0x68696f
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x777570]
push eax
call fcn.00683435
mov eax, dword [0x80cdf0]
cmp byte [eax], 0x3f
lea eax, [ebp - 0x28]
push eax
jne 0x686cc6
call fcn.006858f1
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.00683857
mov eax, dword [0x80cdf0]
cmp byte [eax], 0x40
jne 0x686cd5
inc eax
mov dword [0x80cdf0], eax
jmp 0x686cd5
call fcn.00687afd
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.00683857
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], 0x777e9c
push eax
lea ecx, [ebp - 0x18]
mov dword [ebp - 0x1c], 2
call fcn.006837ff
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x18]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x14]
jmp 0x686809
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x777570]
push eax
call fcn.00683435
jmp 0x686d29
cmp al, 0x40
je 0x686d39
inc ecx
mov dword [0x80cdf0], ecx
lea ecx, [ebp - 0x18]
push eax
call fcn.006838ae
mov ecx, dword [0x80cdf0]
mov al, byte [ecx]
test al, al
jne 0x686d15
cmp al, 0x40
jne 0x686cef
inc ecx
mov dword [0x80cdf0], ecx
jmp 0x686cef
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x7774a8]
jmp 0x68696f
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x7774a8]
jmp 0x6867ba
mov eax, dword [ebp + 8]
mov dword [eax + 4], esi
mov byte [eax + 4], 2
mov dword [eax], esi
jmp 0x68680c
xor esi, esi
inc esi
movsx eax, byte [edi - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x777388]
push eax
call fcn.0068366f
test esi, esi
je 0x6867c3
cmp dword [ebp - 8], 0
je 0x6867fe
or dword [ebp - 4], 0x200
jmp 0x6867fe