Function at 0x4da1a0
Capabilities:
Parse credit card information

Disassembly:
mov ecx, dword [0x7b1178]
mov ecx, dword fs:[ecx]
mov ecx, dword [ecx]
cmp esp, dword [ecx + 8]
jbe 0x4dab91
sub esp, 0x50
mov eax, dword [esp + 0x54]
mov ecx, dword [eax + 0x34]
test ecx, ecx
jne 0x4dab5d
mov dword [esp], eax
call sym.go_scanner._Scanner_.skipWhitespace
mov eax, dword [esp + 0x54]
mov ecx, dword [eax + 0x24]
mov edx, dword [eax]
test ecx, ecx
jge 0x4da1df
xor ebx, ebx
jmp 0x4da1e8
mov ebx, dword [edx + 0xc]
cmp ebx, ecx
jl 0x4da1e8
mov ebx, ecx
mov ecx, dword [eax + 0x20]
mov dword [esp + 0x2c], ecx
add ebx, dword [edx + 8]
mov dword [esp + 0x30], ebx
mov dword [esp], ecx
call sym.go_scanner.isLetter
movzx eax, byte [esp + 4]
test al, al
jne 0x4daa95
mov edx, dword [esp + 0x2c]
lea ebx, [edx - 0x30]
cmp ebx, 9
jbe 0x4daa6f
cmp edx, 0x2e
jne 0x4da24f
mov ebx, dword [esp + 0x54]
mov eax, dword [ebx + 0x28]
mov ecx, dword [ebx + 0x10]
cmp ecx, eax
jle 0x4da23d
jbe 0x4dab8b
mov ecx, dword [ebx + 0xc]
movzx eax, byte [ecx + eax]
jmp 0x4da23f
xor eax, eax
movzx eax, al
add eax, 0xffffffd0
cmp eax, 9
ja 0x4da253
jmp 0x4daa73
mov ebx, dword [esp + 0x54]
mov dword [esp], ebx
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x2c]
cmp eax, 0x2e
jle 0x4da594
cmp eax, 0x5b
jg 0x4da472
cmp eax, 0x3b
jg 0x4da370
cmp eax, 0x2f
jne 0x4da31a
mov eax, dword [esp + 0x54]
mov ecx, dword [eax + 0x20]
cmp ecx, 0x2f
je 0x4da294
cmp ecx, 0x2a
jne 0x4da2f2
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanComment
mov eax, dword [esp + 0x54]
movzx ecx, byte [eax + 0x30]
mov edx, dword [esp + 4]
mov ebx, dword [esp + 8]
test cl, cl
je 0x4da2d5
mov ebp, dword [esp + 0xc]
test ebp, ebp
je 0x4da2d5
mov ecx, dword [eax]
jge 0x4da2c0
xor esi, esi
jmp 0x4da2c9
mov esi, dword [ecx + 0xc]
cmp esi, ebp
jl 0x4da2c9
mov esi, ebp
add esi, dword [ecx + 8]
mov dword [eax + 0x34], esi
mov byte [eax + 0x30], 0
xor ecx, ecx
mov ebp, dword [eax + 0x1c]
test ebp, 1
je 0x4da1b7
mov ebp, edx
mov edx, ecx
mov ecx, 2
jmp 0x4dab37
cmp ecx, 0x3d
je 0x4da2fe
mov ecx, 0xf
jmp 0x4da30f
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x1a
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x3a
jne 0x4da34c
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x3d
je 0x4da330
mov ecx, 0x3a
jmp 0x4da341
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x2f
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x3b
jne 0x4da69e
mov eax, dword [esp + 0x54]
xor edx, edx
mov ebx, 1
mov ecx, 0x39
lea ebp, [0x61d5fc]
jmp 0x4dab37
cmp eax, 0x3d
jg 0x4da409
cmp eax, 0x3c
jne 0x4da3dc
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x2d
jne 0x4da397
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, 0x24
jmp 0x4da3cb
mov dword [esp], eax
mov dword [esp + 4], 0x28
mov dword [esp + 8], 0x2d
mov dword [esp + 0xc], 0x3c
mov dword [esp + 0x10], 0x14
mov dword [esp + 0x14], 0x1f
call sym.go_scanner._Scanner_.switch4
mov eax, dword [esp + 0x18]
xor edx, edx
xor ebx, ebx
mov ecx, eax
xor ebp, ebp
mov eax, dword [esp + 0x54]
jmp 0x4dab37
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x3d
je 0x4da3ed
mov ecx, 0x2a
jmp 0x4da3fe
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x27
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x3e
je 0x4da42b
cmp eax, 0x5b
jne 0x4da69e
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
mov ecx, 0x32
xor ebp, ebp
jmp 0x4dab37
mov eax, dword [esp + 0x54]
mov dword [esp], eax
mov dword [esp + 4], 0x29
mov dword [esp + 8], 0x2e
mov dword [esp + 0xc], 0x3e
mov dword [esp + 0x10], 0x15
mov dword [esp + 0x14], 0x20
call sym.go_scanner._Scanner_.switch4
mov ecx, dword [esp + 0x18]
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x60
jg 0x4da4f5
cmp eax, 0x5d
jne 0x4da493
mov eax, dword [esp + 0x54]
mov edx, 1
xor ebx, ebx
mov ecx, 0x37
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x5e
jne 0x4da4c5
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x3d
je 0x4da4a9
mov ecx, 0x13
jmp 0x4da4ba
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x1e
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x60
jne 0x4da69e
mov eax, dword [esp + 0x54]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanRawString
mov ebp, dword [esp + 4]
mov ebx, dword [esp + 8]
mov eax, dword [esp + 0x54]
mov edx, 1
mov ecx, 9
jmp 0x4dab37
cmp eax, 0x7c
jg 0x4da55b
cmp eax, 0x7b
jne 0x4da513
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
mov ecx, 0x33
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x7c
jne 0x4da69e
mov eax, dword [esp + 0x54]
mov dword [esp], eax
mov dword [esp + 4], 0x12
mov dword [esp + 8], 0x1d
mov dword [esp + 0xc], 0x7c
mov dword [esp + 0x10], 0x23
call sym.go_scanner._Scanner_.switch3
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x7d
jne 0x4da577
mov eax, dword [esp + 0x54]
mov edx, 1
xor ebx, ebx
mov ecx, 0x38
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x7e
jne 0x4da69e
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
mov ecx, 0x58
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x27
jg 0x4da8fb
cmp eax, 0x21
jg 0x4da65a
cmp eax, 0xffffffff
jne 0x4da5f1
mov eax, dword [esp + 0x54]
movzx ecx, byte [eax + 0x30]
test cl, cl
jne 0x4da5c7
xor edx, edx
xor ebx, ebx
mov ecx, 1
xor ebp, ebp
jmp 0x4dab37
mov byte [eax + 0x30], 0
mov eax, dword [esp + 0x30]
mov dword [esp + 0x58], eax
mov dword [esp + 0x5c], 0x39
lea eax, str._n_tX_V_0.
mov dword [esp + 0x60], eax
mov dword [esp + 0x64], 1
add esp, 0x50
ret
cmp eax, 0xa
je 0x4da62c
cmp eax, 0x21
jne 0x4da69e
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x3d
je 0x4da610
mov ecx, 0x2b
jmp 0x4da621
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x2c
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
mov eax, dword [esp + 0x54]
mov byte [eax + 0x30], 0
mov eax, dword [esp + 0x30]
mov dword [esp + 0x58], eax
mov dword [esp + 0x5c], 0x39
lea eax, str._n_tX_V_0.
mov dword [esp + 0x60], eax
mov dword [esp + 0x64], 1
add esp, 0x50
ret
cmp eax, 0x25
jg 0x4da85e
cmp eax, 0x22
je 0x4da837
cmp eax, 0x25
jne 0x4da69e
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x3d
je 0x4da682
mov ecx, 0x10
jmp 0x4da693
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x1b
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0xfeff
je 0x4da7fa
cmp eax, 0x201c
je 0x4da6bb
cmp eax, 0x201d
jne 0x4da76a
mov ecx, dword [esp + 0x54]
mov edx, dword [ecx]
mov ebx, dword [edx + 8]
mov ebp, dword [esp + 0x30]
sub ebp, ebx
test ebp, ebp
jge 0x4da6d2
xor edx, edx
jmp 0x4da6db
mov edx, dword [edx + 0xc]
cmp edx, ebp
jl 0x4da6db
mov edx, ebp
mov dword [esp + 0x24], edx
mov dword [esp + 0x40], 0
mov dword [esp + 0x44], 0
mov dword [esp + 0x48], 0
mov dword [esp + 0x4c], 0
mov dword [esp], eax
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5ed7e0]
mov dword [esp + 0x40], ecx
mov dword [esp + 0x44], eax
mov dword [esp + 0x48], ecx
lea eax, [0x66c398]
mov dword [esp + 0x4c], eax
mov eax, dword [esp + 0x54]
mov dword [esp], eax
mov ecx, dword [esp + 0x24]
mov dword [esp + 4], ecx
lea ecx, [0x62ce10]
mov dword [esp + 8], ecx
mov dword [esp + 0xc], 0x28
lea ecx, [esp + 0x40]
mov dword [esp + 0x10], ecx
mov dword [esp + 0x14], 2
mov dword [esp + 0x18], 2
call sym.go_scanner._Scanner_.errorf
jmp 0x4da7f6
mov ecx, dword [esp + 0x54]
mov edx, dword [ecx]
mov ebx, dword [edx + 8]
mov ebp, dword [esp + 0x30]
sub ebp, ebx
test ebp, ebp
jge 0x4da781
xor edx, edx
jmp 0x4da78a
mov edx, dword [edx + 0xc]
cmp edx, ebp
jl 0x4da78a
mov edx, ebp
mov dword [esp + 0x20], edx
mov dword [esp + 0x38], 0
mov dword [esp + 0x3c], 0
mov dword [esp], eax
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5ed7e0]
mov dword [esp + 0x38], ecx
mov dword [esp + 0x3c], eax
mov eax, dword [esp + 0x54]
mov dword [esp], eax
mov ecx, dword [esp + 0x20]
mov dword [esp + 4], ecx
lea ecx, [0x6246f6]
mov dword [esp + 8], ecx
mov dword [esp + 0xc], 0x15
lea ecx, [esp + 0x38]
mov dword [esp + 0x10], ecx
mov dword [esp + 0x14], 1
mov dword [esp + 0x18], 1
call sym.go_scanner._Scanner_.errorf
mov eax, dword [esp + 0x2c]
mov ecx, eax
sar eax, 0x1f
mov edx, dword [esp + 0x54]
movzx ebx, byte [edx + 0x30]
mov byte [esp + 0x1f], bl
mov dword [esp], 0
mov dword [esp + 4], ecx
mov dword [esp + 8], eax
call sym.runtime.intstring
mov ebp, dword [esp + 0xc]
mov ebx, dword [esp + 0x10]
mov eax, dword [esp + 0x54]
movzx edx, byte [esp + 0x1f]
xor ecx, ecx
jmp 0x4dab37
mov eax, dword [esp + 0x54]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanString
mov ebp, dword [esp + 4]
mov ebx, dword [esp + 8]
mov eax, dword [esp + 0x54]
mov edx, 1
mov ecx, 9
jmp 0x4dab37
cmp eax, 0x26
jne 0x4da8d4
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x5e
jne 0x4da899
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x3d
je 0x4da886
mov ecx, 0x16
jmp 0x4da8c9
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x21
jmp 0x4da8c9
mov dword [esp], eax
mov dword [esp + 4], 0x11
mov dword [esp + 8], 0x1c
mov dword [esp + 0xc], 0x26
mov dword [esp + 0x10], 0x22
call sym.go_scanner._Scanner_.switch3
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
mov eax, dword [esp + 0x54]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanRune
mov ebp, dword [esp + 4]
mov ebx, dword [esp + 8]
mov eax, dword [esp + 0x54]
mov edx, 1
mov ecx, 8
jmp 0x4dab37
cmp eax, 0x2a
jg 0x4da962
cmp eax, 0x28
jne 0x4da919
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
mov ecx, 0x31
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x29
jne 0x4da935
mov eax, dword [esp + 0x54]
mov edx, 1
xor ebx, ebx
mov ecx, 0x36
xor ebp, ebp
jmp 0x4dab37
mov eax, dword [esp + 0x54]
cmp dword [eax + 0x20], 0x3d
je 0x4da946
mov ecx, 0xe
jmp 0x4da957
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov ecx, 0x19
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x2c
jg 0x4da9c3
cmp eax, 0x2b
je 0x4da980
mov eax, dword [esp + 0x54]
xor edx, edx
xor ebx, ebx
mov ecx, 0x34
xor ebp, ebp
jmp 0x4dab37
mov eax, dword [esp + 0x54]
mov dword [esp], eax
mov dword [esp + 4], 0xc
mov dword [esp + 8], 0x17
mov dword [esp + 0xc], 0x2b
mov dword [esp + 0x10], 0x25
call sym.go_scanner._Scanner_.switch3
mov ecx, dword [esp + 0x14]
cmp ecx, 0x25
sete dl
mov eax, dword [esp + 0x54]
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
cmp eax, 0x2d
je 0x4daa2c
mov edx, dword [esp + 0x54]
cmp dword [edx + 0x20], 0x2e
jne 0x4daa18
mov eax, dword [edx + 0x28]
mov ecx, dword [edx + 0x10]
cmp ecx, eax
jle 0x4da9eb
jbe 0x4dab86
mov ecx, dword [edx + 0xc]
movzx eax, byte [ecx + eax]
jmp 0x4da9ed
xor eax, eax
cmp al, 0x2e
je 0x4da9f9
mov eax, 0x35
jmp 0x4daa1d
mov dword [esp], edx
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x54]
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov edx, dword [esp + 0x54]
mov eax, 0x30
jmp 0x4daa1d
mov eax, 0x35
xor ebx, ebx
mov ecx, eax
xor ebp, ebp
mov eax, edx
xor edx, edx
jmp 0x4dab37
mov eax, dword [esp + 0x54]
mov dword [esp], eax
mov dword [esp + 4], 0xd
mov dword [esp + 8], 0x18
mov dword [esp + 0xc], 0x2d
mov dword [esp + 0x10], 0x26
call sym.go_scanner._Scanner_.switch3
mov ecx, dword [esp + 0x14]
cmp ecx, 0x26
sete dl
mov eax, dword [esp + 0x54]
xor ebx, ebx
xor ebp, ebp
jmp 0x4dab37
mov ebx, dword [esp + 0x54]
mov dword [esp], ebx
call sym.go_scanner._Scanner_.scanNumber
mov ecx, dword [esp + 4]
mov ebp, dword [esp + 8]
mov ebx, dword [esp + 0xc]
mov eax, dword [esp + 0x54]
mov edx, 1
jmp 0x4dab37
mov eax, dword [esp + 0x54]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanIdentifier
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
cmp eax, 1
jg 0x4daaba
mov edx, 1
mov ebx, 4
jmp 0x4dab2d
mov dword [esp + 0x34], ecx
mov dword [esp + 0x28], eax
mov edx, dword [0x791770]
lea ebx, [0x5ef340]
mov dword [esp], ebx
mov dword [esp + 4], edx
mov dword [esp + 8], ecx
mov dword [esp + 0xc], eax
call sym.runtime.mapaccess2_faststr
movzx eax, byte [esp + 0x14]
test al, al
je 0x4daaf3
mov eax, dword [esp + 0x10]
mov eax, dword [eax]
jmp 0x4daaf8
mov eax, 4
cmp eax, 0x3d
jg 0x4dab09
cmp eax, 4
je 0x4dab18
cmp eax, 0x3d
je 0x4dab18
jmp 0x4dab1f
cmp eax, 0x41
je 0x4dab18
cmp eax, 0x45
je 0x4dab18
cmp eax, 0x50
jne 0x4dab1f
mov ecx, 1
jmp 0x4dab21
xor ecx, ecx
mov edx, ecx
mov ebx, eax
mov eax, dword [esp + 0x28]
mov ecx, dword [esp + 0x34]
mov ebp, ecx
mov ecx, ebx
mov ebx, eax
mov eax, dword [esp + 0x54]
mov esi, dword [eax + 0x1c]
test esi, 2
jne 0x4dab45
mov byte [eax + 0x30], dl
mov eax, dword [esp + 0x30]
mov dword [esp + 0x58], eax
mov dword [esp + 0x5c], ecx
mov dword [esp + 0x60], ebp
mov dword [esp + 0x64], ebx
add esp, 0x50
ret
mov dword [eax + 0x34], 0
mov dword [esp + 0x58], ecx
mov dword [esp + 0x5c], 0x39
lea eax, str._n_tX_V_0.
mov dword [esp + 0x60], eax
mov dword [esp + 0x64], 1
add esp, 0x50
ret
call sym.runtime.panicIndex
call sym.runtime.panicIndex
nop
call sym.runtime.morestack_noctxt
jmp sym.go_scanner._Scanner_.Scan