Function at 0x4780a0
Capabilities:
Parse credit card information

Disassembly:
sub esp, 0x10
mov eax, dword [esp + 0x14]
push ebx
mov ebx, dword [esp + 0x20]
push ebp
mov ebp, dword [esp + 0x34]
push esi
push edi
mov edi, dword [eax]
mov eax, dword [ebp]
mov ecx, eax
mov dword [esp + 0x10], edi
cmp word [edi], 0x28
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x14], ecx
mov dword [esp + 0x18], 0
jne 0x478104
movzx ecx, word [edi + 2]
cmp ecx, 0x2a
jne 0x4780e2
add edi, 4
jmp 0x478100
cmp ecx, 0x3f
je 0x478175
inc eax
mov dword [ebp], eax
test ebx, ebx
jne 0x4780fd
cmp eax, dword [esp + 0x30]
je 0x478529
add edi, 2
mov dword [esp + 0x10], edi
mov ebx, dword [esp + 0x28]
cmp edi, dword [ebx + 0x1c]
jae 0x478520
movzx eax, word [edi]
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x34]
cmp eax, 0x5c
jne 0x4782b8
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x478520
cmp eax, 0x51
jne 0x4784f8
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x478520
cmp eax, 0x5c
jne 0x478141
cmp word [edi], 0
je 0x478520
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x478141
jmp 0x4784f8
movzx ecx, word [edi + 4]
cmp ecx, 0x7c
jne 0x47818e
add edi, 6
mov dword [esp + 0x18], 1
jmp 0x478100
cmp ecx, 0x23
jne 0x4781d0
add edi, 6
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x478520
cmp ax, 0x29
je 0x478520
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x4781a6
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x10
ret
add edi, 4
mov dword [esp + 0x10], edi
cmp ecx, 0x28
jne 0x47821c
cmp word [edi + 2], 0x3f
je 0x478104
movzx eax, word [edi]
test ax, ax
je 0x478104
cmp ax, 0x29
je 0x47820d
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
jne 0x4781f3
jmp 0x478104
cmp word [edi], 0
je 0x478104
jmp 0x4780fd
cmp word [edi], 0x50
jne 0x478229
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
cmp ecx, 0x3c
jne 0x47823f
movzx edx, word [edi + 2]
cmp edx, 0x21
je 0x47823f
cmp edx, 0x3d
jne 0x478248
cmp ecx, 0x27
jne 0x478104
lea esi, [eax + 1]
mov dword [ebp], esi
test ebx, ebx
jne 0x478258
cmp esi, dword [esp + 0x30]
je 0x4782ae
movzx ecx, word [edi]
add edi, 2
mov dword [esp + 0x10], edi
cmp ecx, 0x3c
jne 0x47826c
mov ecx, 0x3e
movzx edx, word [edi]
mov eax, edi
cmp edx, ecx
je 0x478283
add edi, 2
mov dword [esp + 0x10], edi
movzx edx, word [edi]
cmp edx, ecx
jne 0x478275
test ebx, ebx
je 0x478104
mov ecx, edi
sub ecx, eax
sar ecx, 1
cmp dword [esp + 0x30], ecx
jne 0x478104
mov ecx, dword [esp + 0x30]
mov edx, ebx
call fcn.00489f30
test eax, eax
jne 0x478104
pop edi
mov eax, esi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret
cmp eax, 0x5b
jne 0x4783d3
xor ebp, ebp
movzx eax, word [edi + 2]
cmp eax, 0x5c
jne 0x47831a
cmp word [edi + 4], 0x45
lea ecx, [edi + 4]
jne 0x4782de
mov edi, ecx
mov dword [esp + 0x10], edi
jmp 0x4782c3
mov ebx, 3
mov esi, 0x4bacec
movzx eax, word [ecx]
movzx edx, byte [esi]
dec ebx
add ecx, 2
inc esi
cmp dx, ax
jne 0x478305
test ebx, ebx
jne 0x4782e8
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x4782c3
sbb eax, eax
neg eax
lea eax, [eax + eax - 1]
test eax, eax
jne 0x47832f
add edi, 8
mov dword [esp + 0x10], edi
jmp 0x4782c3
test ebp, ebp
jne 0x47832f
cmp eax, 0x5e
jne 0x47832f
add edi, 2
lea ebp, [eax - 0x5d]
mov dword [esp + 0x10], edi
jmp 0x4782c3
cmp word [edi + 2], 0x5d
jne 0x478346
mov eax, dword [esp + 0x28]
test dword [eax + 0x4c], 0x2000000
jne 0x478346
add edi, 2
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
je 0x4784f8
lea esp, [esp]
test ax, ax
je 0x478526
cmp ax, 0x5c
jne 0x4783bf
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x478520
cmp eax, 0x51
jne 0x4783bf
jmp 0x478390
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
test ax, ax
je 0x478520
cmp eax, 0x5c
jne 0x478390
cmp word [edi], 0
je 0x478520
add edi, 2
mov dword [esp + 0x10], edi
cmp word [edi], 0x45
jne 0x478390
add edi, 2
mov dword [esp + 0x10], edi
movzx eax, word [edi]
cmp eax, 0x5d
jne 0x478360
jmp 0x4784f8
test ecx, ecx
je 0x4784a1
cmp eax, 0x23
jne 0x4784a1
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
je 0x478520
mov eax, dword [ebx + 0x60]
test eax, eax
je 0x478436
mov edx, dword [ebx + 0x1c]
cmp edi, edx
jae 0x47845a
mov ecx, dword [esp + 0x38]
push ecx
lea esi, [ebx + 0x64]
push eax
mov ecx, edi
call fcn.00489fb0
add esp, 8
test eax, eax
je 0x47845a
mov ecx, dword [ebx + 0x64]
lea edi, [edi + ecx*2 - 2]
mov dword [esp + 0x10], edi
cmp word [edi], 0
je 0x478520
jmp 0x4784f8
mov eax, dword [ebx + 0x64]
mov esi, dword [ebx + 0x1c]
lea edx, [eax + eax]
sub esi, edx
cmp edi, esi
ja 0x47845a
cmp cx, word [ebx + 0x68]
jne 0x47845a
cmp eax, 1
je 0x47841c
mov ax, word [edi + 2]
cmp ax, word [ebx + 0x6a]
je 0x47841c
add edi, 2
cmp dword [esp + 0x38], 0
mov dword [esp + 0x10], edi
je 0x478484
mov cx, word [edi]
mov edx, 0xfc00
and cx, dx
mov eax, 0xdc00
cmp cx, ax
jne 0x478484
add edi, 2
mov dword [esp + 0x10], edi
movzx ecx, word [edi]
test cx, cx
jne 0x4783f7
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
add esp, 0x10
ret
cmp eax, 0x28
jne 0x4784d5
mov edx, dword [esp + 0x38]
mov eax, dword [esp + 0x30]
push ebp
push edx
push ecx
mov ecx, dword [esp + 0x38]
push eax
push ecx
lea edx, [esp + 0x24]
push ebx
push edx
call fcn.004780a0
add esp, 0x1c
test eax, eax
jg 0x478529
mov edi, dword [esp + 0x10]
cmp word [edi], 0
je 0x478520
jmp 0x4784f8
cmp eax, 0x29
je 0x478511
cmp eax, 0x7c
jne 0x4784f8
cmp dword [esp + 0x18], 0
je 0x4784f8
mov eax, dword [ebp]
cmp eax, edx
jle 0x4784f1
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x1c]
mov dword [ebp], eax
mov ebx, dword [esp + 0x28]
add edi, 2
mov dword [esp + 0x10], edi
cmp edi, dword [ebx + 0x1c]
jae 0x478520
mov ebp, dword [esp + 0x3c]
jmp 0x478111
cmp dword [esp + 0x18], 0
je 0x478520
cmp dword [ebp], edx
jge 0x478520
mov dword [ebp], edx
mov ecx, dword [esp + 0x24]
mov dword [ecx], edi
or eax, 0xffffffff
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret