Function at 0x40fb03
Capabilities:
Parse credit card information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x20
push ebx
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, dword [ebp + 8]
test edi, edi
jne 0x40fb20
push 0x80004005
call fcn.0040d1c8
test esi, esi
je 0x40fb16
cmp edi, esi
je 0x40fb16
mov bl, byte [edi]
xor edx, edx
and dword [ebp - 0x1c], edx
and dword [ebp - 0x14], edx
test bl, bl
lea eax, [esi + 0x823]
mov dword [ebp - 8], edx
mov dword [ebp - 0xc], 1
mov dword [ebp - 0x10], 0x20
mov dword [ebp - 0x20], esi
mov dword [ebp - 0x18], eax
je 0x40fd75
inc edi
cmp edx, 0x823
mov dword [ebp + 8], edi
jne 0x40fb67
and dword [ebp - 0xc], 0
cmp bl, 0x3a
jne 0x40fbde
test byte [ebp - 0x10], 0x80
je 0x40fc30
cmp dword [ebp - 0x14], 0
jne 0x40fc30
cmp dword [ebp - 0xc], 0
je 0x40fbd5
mov eax, esi
sub eax, edx
cmp eax, dword [ebp - 0x20]
mov byte [esi], 0
jb 0x40fb16
cmp eax, dword [ebp - 0x18]
ja 0x40fb16
mov ecx, dword [ebp - 0x18]
sub ecx, eax
inc ecx
push ecx
push eax
call fcn.004733c4
push eax
call fcn.004042ce
add esp, 0xc
cmp dword [ebp - 8], 4
jne 0x40fbd5
push 4
lea eax, [esi - 4]
push eax
push 0x4b1a38
call fcn.0047348d
add esp, 0xc
test eax, eax
jne 0x40fbd5
mov dword [ebp - 0x1c], 1
mov eax, dword [ebp - 8]
inc eax
mov dword [ebp - 0x14], eax
jmp 0x40fc30
cmp bl, 0x25
jne 0x40fc1c
test byte [ebp - 0x10], 4
je 0x40fc30
mov al, byte [edi]
test al, al
je 0x40fd67
inc edi
mov cl, byte [edi]
test cl, cl
mov byte [ebp - 1], cl
je 0x40fd67
inc edi
mov dword [ebp + 8], edi
call fcn.0040f9d7
mov bx, ax
mov al, byte [ebp - 1]
shl bl, 4
call fcn.0040f9d7
add bl, al
jmp 0x40fc30
cmp bl, 0x3f
je 0x40fc26
cmp bl, 0x23
jne 0x40fc30
test byte [ebp - 0x10], 0x20
je 0x40fc30
or dword [ebp - 0x10], 2
mov eax, dword [ebp - 0x10]
test al, al
jns 0x40fc9a
test al, 2
jne 0x40fc9a
cmp bl, 0x5c
jne 0x40fc61
xor ecx, ecx
cmp dword [ebp - 0x14], ecx
jne 0x40fc4d
test ax, 0x100
je 0x40fc9a
cmp dword [ebp - 0xc], ecx
je 0x40fc9a
cmp dword [ebp - 0x1c], ecx
je 0x40fc5d
cmp dword [ebp - 8], 7
jae 0x40fc9a
mov bl, 0x2f
jmp 0x40fc9a
cmp bl, 0x2e
jne 0x40fc9a
mov ecx, dword [ebp - 8]
test ecx, ecx
jbe 0x40fc9a
test al, 8
jne 0x40fc9a
push dword [ebp - 0x14]
lea edx, [ebp + 0xc]
push eax
lea eax, [ebp - 8]
push eax
lea eax, [ebp + 8]
push eax
lea eax, [esi - 1]
push edx
call fcn.0040fa39
mov esi, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
add esp, 0x14
test eax, eax
jne 0x40fd5a
movzx ecx, bl
cmp ecx, 0x40
jg 0x40fcc2
cmp ecx, 0x3b
jge 0x40fce3
cmp ecx, 0x20
je 0x40fce3
cmp ecx, 0x21
jle 0x40fcd9
cmp ecx, 0x26
jle 0x40fce3
cmp ecx, 0x2a
jle 0x40fcd9
cmp ecx, 0x2c
jle 0x40fce3
jmp 0x40fcd9
cmp ecx, 0x5b
jl 0x40fcd9
cmp ecx, 0x5e
jle 0x40fce3
cmp ecx, 0x60
je 0x40fce3
lea eax, [ecx - 0x7b]
cmp eax, 2
jbe 0x40fce3
cmp bl, 0x20
jb 0x40fce3
cmp bl, 0x7e
jbe 0x40fd4b
mov al, byte [ebp - 0x10]
test al, 2
jne 0x40fd4b
test al, 0x10
je 0x40fcf3
cmp bl, 0x20
jne 0x40fd4b
test al, 8
je 0x40fcfc
cmp bl, 0x2e
je 0x40fd4b
test al, 0x40
jne 0x40fd05
cmp bl, 0x25
je 0x40fd4b
cmp dword [ebp - 8], 0x820
jb 0x40fd12
and dword [ebp - 0xc], 0
cmp dword [ebp - 0xc], 0
je 0x40fd45
cmp bl, 0x10
mov byte [esi], 0x25
lea eax, [esi + 1]
jae 0x40fd27
mov byte [eax], 0x30
inc eax
mov edx, dword [ebp - 0x18]
push 0x10
sub edx, eax
push edx
push eax
push ecx
call fcn.0047364e
push eax
call fcn.004042ce
add esp, 0x14
add esi, 3
mov dword [ebp + 0xc], esi
add dword [ebp - 8], 2
jmp 0x40fd57
cmp dword [ebp - 0xc], 0
je 0x40fd57
mov byte [esi], bl
inc esi
mov dword [ebp + 0xc], esi
inc dword [ebp - 8]
mov bl, byte [edi]
test bl, bl
mov edx, dword [ebp - 8]
jne 0x40fb57
cmp dword [ebp - 0xc], 0
je 0x40fd78
cmp edx, 0x823
jae 0x40fd78
mov byte [esi], 0
mov eax, dword [ebp + 0x10]
test eax, eax
pop edi
pop esi
pop ebx
je 0x40fd87
lea ecx, [edx + 1]
mov dword [eax], ecx
inc edx
cmp edx, 0x823
jbe 0x40fd94
and dword [ebp - 0xc], 0
mov eax, dword [ebp - 0xc]
leave
ret