Function at 0x4a1d50
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [0x5e5614]
push ebx
push esi
push edi
mov cl, byte [eax]
lea esi, [eax + 1]
xor edi, edi
mov dword [0x5e5614], esi
mov dword [ebp - 8], edi
mov dword [ebp - 4], edi
mov dword [ebp - 0x18], edi
mov dword [ebp - 0x14], edi
cmp cl, 0x41
jg 0x4a1f11
je 0x4a23a3
test cl, cl
je 0x4a1ef7
cmp cl, 0x2f
jle case.default.0x4a227c
cmp cl, 0x31
jle 0x4a1e07
cmp cl, 0x39
jg case.default.0x4a227c
movsx eax, byte [esi - 1]
lea eax, [eax*8 + 0x5c73f8]
push eax
lea ecx, [ebp - 8]
call fcn.0049ea96
cmp dword [ebp - 8], 0
je 0x4a1df4
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], str.operator
push eax
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x1c], 8
call fcn.0049e85c
lea ecx, [ebp - 8]
push ecx
lea ecx, [ebp - 0x20]
push ecx
mov ecx, eax
call fcn.0049ebc0
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, edi
mov dword [ebp - 0xc], edi
mov dword [ebp - 0x10], ebx
cmp byte [ebp + 0xc], bl
je 0x4a1e98
lea eax, [ebp - 0x20]
push eax
call fcn.004a31df
push eax
lea eax, [ebp - 0x18]
push 0x3c
push eax
call fcn.0049eb51
add esp, 0x10
lea ecx, [ebp - 0x10]
push eax
call fcn.0049ec7e
mov ebx, dword [ebp - 0x10]
test ebx, ebx
je 0x4a1e5f
mov eax, dword [ebx]
mov esi, dword [eax + 8]
mov ecx, esi
call dword [0x4cb2b0]
mov ecx, ebx
call esi
cmp al, 0x3e
jne 0x4a1e5f
push 0x20
lea ecx, [ebp - 0x10]
call fcn.0049ecd5
push 0x3e
lea ecx, [ebp - 0x10]
call fcn.0049ecd5
mov eax, dword [ebp + 0x10]
test eax, eax
je 0x4a1e73
mov byte [eax], 1
mov esi, dword [0x5e5614]
cmp byte [esi], 0
jne 0x4a1e8e
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
mov ecx, dword [ebp - 0xc]
jmp 0x4a1dff
mov ebx, dword [ebp - 0x10]
inc esi
mov dword [0x5e5614], esi
push edi
lea eax, [ebp - 0x20]
push edi
push eax
call fcn.004a413f
add esp, 0xc
mov ecx, dword [eax]
mov eax, dword [eax + 4]
mov dword [ebp - 8], ecx
mov dword [ebp - 4], eax
mov dword [0x5e5614], esi
test ecx, ecx
je 0x4a1ede
cmp byte [esi - 1], 0x31
jne 0x4a1ede
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x20]
push 0x7e
push eax
call fcn.0049eb51
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 0x4a1df4
lea eax, [ebp - 0x10]
push eax
lea ecx, [ebp - 8]
call fcn.0049ec7e
jmp 0x4a1df4
lea eax, [esi - 1]
mov dword [0x5e5614], eax
mov ecx, dword [ebp + 8]
push 1
call fcn.0049e8ca
mov eax, dword [ebp + 8]
jmp 0x4a1e02
cmp cl, 0x42
je 0x4a23a0
jle case.default.0x4a227c
cmp cl, 0x5a
jle 0x4a23a3
cmp cl, 0x5f
jne case.default.0x4a227c
movsx eax, byte [esi]
lea ecx, [esi + 1]
mov dword [0x5e5614], ecx
cmp eax, 0x4f
jg 0x4a2054
cmp eax, 0x44
jge 0x4a236f
cmp eax, 0x39
jg 0x4a1fd0
je 0x4a1fa3
test eax, eax
je 0x4a1f98
cmp eax, 0x2f
jle case.default.0x4a227c
cmp eax, 0x36
jle 0x4a1f88
cmp eax, 0x38
jg case.default.0x4a227c
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x5c7518]
mov ecx, dword [ebp + 8]
push eax
call fcn.0049e85c
jmp 0x4a1f09
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x5c7518]
jmp 0x4a1db0
mov dword [0x5e5614], esi
jmp 0x4a1eff
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x5c7518]
push eax
call fcn.0049e85c
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 0x4a1e02
cmp eax, 0x3f
je 0x4a2001
cmp eax, 0x40
jle case.default.0x4a227c
cmp eax, 0x42
jle 0x4a236f
push 1
lea eax, [ebp - 0x18]
push edi
push eax
call fcn.004a305e
mov edx, dword [ebp - 0x14]
add esp, 0xc
or edx, 0x1000
jmp 0x4a1fc0
mov dl, byte [ecx]
lea eax, [ecx + 1]
mov dword [0x5e5614], eax
test dl, dl
je 0x4a2049
mov esi, dword [ebp + 8]
cmp dl, 0x30
je 0x4a2022
mov dword [esi + 4], edi
mov byte [esi + 4], 2
mov dword [esi], edi
jmp 0x4a2042
push edi
lea eax, [ebp - 0x18]
push 1
push eax
call fcn.004a305e
mov ecx, dword [ebp - 0x14]
add esp, 0xc
mov eax, dword [ebp - 0x18]
or ecx, 0x1000
mov dword [esi], eax
mov dword [esi + 4], ecx
mov eax, esi
jmp 0x4a1e02
mov dword [0x5e5614], ecx
jmp 0x4a1eff
cmp eax, 0x54
jg 0x4a2239
cmp eax, 0x53
jge 0x4a236f
sub eax, 0x50
je 0x4a21e9
sub eax, 1
je 0x4a1db9
sub eax, 1
jne case.default.0x4a227c
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x5c74e0]
push eax
call fcn.0049ea96
mov eax, dword [0x5e5614]
mov al, byte [eax]
test al, al
jne 0x4a20b2
push 1
push dword [ebp + 8]
lea ecx, [ebp - 8]
call fcn.0049ec04
jmp 0x4a1f09
movsx eax, al
sub eax, 0x30
js case.default.0x4a227c
cmp eax, 5
jae case.default.0x4a227c
lea eax, [eax*8 + 0x5c7820]
push eax
lea ecx, [ebp - 0x18]
call fcn.0049ea96
mov eax, dword [0x5e5614]
mov cl, byte [eax]
inc eax
mov dword [0x5e5614], eax
cmp cl, 0x30
je 0x4a21af
cmp cl, 0x31
je 0x4a2103
jle 0x4a20fd
cmp cl, 0x34
jle 0x4a2225
dec eax
jmp 0x4a1efa
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.0049ec7e
lea eax, [ebp - 0x20]
push eax
call fcn.004a2eb8
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.0049ebe2
push eax
lea ecx, [ebp - 0x10]
call fcn.0049ec7e
lea eax, [ebp - 0x20]
push eax
call fcn.004a2eb8
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.0049ebe2
push eax
lea ecx, [ebp - 0x10]
call fcn.0049ec7e
lea eax, [ebp - 0x20]
push eax
call fcn.004a2eb8
pop ecx
push 0x2c
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.0049ebe2
push eax
lea ecx, [ebp - 0x10]
call fcn.0049ec7e
lea eax, [ebp - 0x20]
push edi
push eax
call fcn.004a1083
pop ecx
pop ecx
push 0x29
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
call fcn.0049ebe2
push eax
lea ecx, [ebp - 0x10]
call fcn.0049ec7e
push 0x27
push dword [ebp + 8]
lea ecx, [ebp - 0x10]
call fcn.0049ebe2
jmp 0x4a1f09
lea eax, [ebp - 0x20]
push edi
push eax
call fcn.004a0d42
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.0049ecd5
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x28]
push eax
lea ecx, [ebp - 0x10]
call fcn.0049ebc0
lea ecx, [ebp - 0x18]
push ecx
mov ecx, eax
jmp 0x4a222c
movsx eax, byte [ecx - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x5c74e0]
push eax
call fcn.0049ea96
push edi
lea eax, [ebp - 0x28]
push edi
push eax
call fcn.004a1d50
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 0x4a2225
test eax, 0x400
jne case.default.0x4a227c
lea eax, [ebp - 0x18]
push eax
lea ecx, [ebp - 8]
push dword [ebp + 8]
call fcn.0049ebc0
jmp 0x4a1f09
cmp eax, 0x56
jle 0x4a237f
cmp eax, 0x57
jle case.default.0x4a227c
cmp eax, 0x59
jle 0x4a236f
cmp eax, 0x5f
jne case.default.0x4a227c
movsx eax, byte [ecx]
lea edx, [ecx + 1]
sub eax, 0x41
mov dword [0x5e5614], edx
cmp eax, 0xd
ja case.default.0x4a227c
movzx eax, byte [eax + 0x4a23e8]
jmp dword [eax*4 + 0x4a23d8]
movsx eax, byte [edx - 1]
lea eax, [eax*8 + 0x5c75a8]
jmp 0x4a1f7d
movsx eax, byte [edx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x5c75a8]
push eax
call fcn.0049e85c
mov eax, dword [0x5e5614]
cmp byte [eax], 0x3f
lea eax, [ebp - 0x28]
push eax
jne 0x4a22d6
call fcn.004a0e19
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.0049ec7e
mov eax, dword [0x5e5614]
cmp byte [eax], 0x40
jne 0x4a22e5
inc eax
mov dword [0x5e5614], eax
jmp 0x4a22e5
call fcn.004a3197
pop ecx
push eax
lea ecx, [ebp - 0x18]
call fcn.0049ec7e
lea eax, [ebp - 0x20]
mov dword [ebp - 0x20], 0x5c7ee8
push eax
lea ecx, [ebp - 0x18]
mov dword [ebp - 0x1c], 2
call fcn.0049ec26
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x18]
mov dword [eax], ecx
mov ecx, dword [ebp - 0x14]
jmp 0x4a1dff
movsx eax, byte [edx - 1]
lea ecx, [ebp - 0x18]
lea eax, [eax*8 + 0x5c75a8]
push eax
call fcn.0049e85c
jmp 0x4a2339
cmp al, 0x40
je 0x4a2349
inc ecx
mov dword [0x5e5614], ecx
lea ecx, [ebp - 0x18]
push eax
call fcn.0049ecd5
mov ecx, dword [0x5e5614]
mov al, byte [ecx]
test al, al
jne 0x4a2325
cmp al, 0x40
jne 0x4a22ff
inc ecx
mov dword [0x5e5614], ecx
jmp 0x4a22ff
mov cl, byte [edx]
lea eax, [edx + 1]
mov dword [0x5e5614], eax
cmp cl, 0x32
jne case.default.0x4a227c
push dword [ebp + 8]
call fcn.004a3e7a
pop ecx
jmp 0x4a1f09
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x5c74e0]
jmp 0x4a1f7d
movsx eax, byte [ecx - 1]
lea eax, [eax*8 + 0x5c74e0]
jmp 0x4a1db0
mov eax, dword [ebp + 8]
mov dword [eax + 4], edi
mov byte [eax + 4], 2
mov dword [eax], edi
jmp 0x4a1e02
xor edi, edi
inc edi
movsx eax, byte [esi - 1]
lea ecx, [ebp - 8]
lea eax, [eax*8 + 0x5c73c0]
push eax
call fcn.0049ea96
test edi, edi
je 0x4a1db9
cmp dword [ebp - 8], 0
je 0x4a1df4
or dword [ebp - 4], 0x200
jmp 0x4a1df4