Function at 0x4ca510
Capabilities:
Parse credit card information

Disassembly:
mov ecx, dword [0x776294]
mov ecx, dword fs:[ecx]
mov ecx, dword [ecx]
cmp esp, dword [ecx + 8]
jbe 0x4cb074
sub esp, 0x58
mov eax, dword [esp + 0x5c]
mov ecx, dword [eax + 0x34]
test ecx, ecx
jne 0x4caed0
mov dword [esp], eax
call sym.go_scanner._Scanner_.skipWhitespace
mov eax, dword [esp + 0x5c]
mov ecx, dword [eax]
mov edx, dword [eax + 0x24]
cmp dword [ecx + 0xc], edx
jl 0x4cafbc
mov dword [esp + 0x20], edx
mov edx, dword [eax + 0x20]
mov dword [esp + 0x28], edx
mov ecx, dword [ecx + 8]
mov dword [esp + 0x30], ecx
mov dword [esp], edx
call sym.go_scanner.isLetter
movzx eax, byte [esp + 4]
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x20]
add ecx, edx
mov dword [esp + 0x30], ecx
test al, al
jne 0x4cae08
mov edx, dword [esp + 0x28]
lea ebx, [edx - 0x30]
cmp ebx, 9
jbe 0x4cade2
cmp edx, 0x2e
jne 0x4ca5ca
mov ebx, dword [esp + 0x5c]
mov eax, dword [ebx + 0x28]
mov ebp, dword [ebx + 0x10]
cmp ebp, eax
jle 0x4ca5b8
jbe 0x4cafb5
mov ebp, dword [ebx + 0xc]
movzx eax, byte [ebp + eax]
jmp 0x4ca5ba
xor eax, eax
movzx eax, al
add eax, 0xffffffd0
cmp eax, 9
ja 0x4ca5ce
jmp 0x4cade6
mov ebx, dword [esp + 0x5c]
mov dword [esp], ebx
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x28]
cmp eax, 0x2e
jle 0x4ca90b
cmp eax, 0x5b
jg 0x4ca7e9
cmp eax, 0x3b
jg 0x4ca6e7
cmp eax, 0x2f
jne 0x4ca691
mov eax, dword [esp + 0x5c]
mov ecx, dword [eax + 0x20]
cmp ecx, 0x2f
je 0x4ca60f
cmp ecx, 0x2a
jne 0x4ca669
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanComment
mov eax, dword [esp + 0x5c]
movzx ecx, byte [eax + 0x30]
mov edx, dword [esp + 4]
mov ebx, dword [esp + 8]
test cl, cl
je 0x4ca64c
mov ebp, dword [esp + 0xc]
test ebp, ebp
je 0x4ca64c
mov ecx, dword [eax]
cmp dword [ecx + 0xc], ebp
jl 0x4caefe
mov esi, dword [ecx + 8]
add ebp, esi
mov dword [eax + 0x34], ebp
mov byte [eax + 0x30], 0
xor ecx, ecx
mov ebp, dword [eax + 0x1c]
test ebp, 1
je 0x4ca527
mov ebp, edx
mov edx, ecx
mov ecx, 2
jmp 0x4caeaa
cmp ecx, 0x3d
je 0x4ca675
mov ecx, 0xf
jmp 0x4ca686
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x1a
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x3a
jne 0x4ca6c3
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x3d
je 0x4ca6a7
mov ecx, 0x3a
jmp 0x4ca6b8
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x2f
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x3b
jne 0x4caa15
mov eax, dword [esp + 0x5c]
xor edx, edx
mov ebx, 1
mov ecx, 0x39
lea ebp, [0x5ecc78]
jmp 0x4caeaa
cmp eax, 0x3d
jg 0x4ca780
cmp eax, 0x3c
jne 0x4ca753
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x2d
jne 0x4ca70e
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, 0x24
jmp 0x4ca742
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 + 0x5c]
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x3d
je 0x4ca764
mov ecx, 0x2a
jmp 0x4ca775
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x27
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x3e
je 0x4ca7a2
cmp eax, 0x5b
jne 0x4caa15
mov eax, dword [esp + 0x5c]
xor edx, edx
xor ebx, ebx
mov ecx, 0x32
xor ebp, ebp
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
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 + 0x5c]
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x60
jg 0x4ca86c
cmp eax, 0x5d
jne 0x4ca80a
mov eax, dword [esp + 0x5c]
mov edx, 1
xor ebx, ebx
mov ecx, 0x37
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x5e
jne 0x4ca83c
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x3d
je 0x4ca820
mov ecx, 0x13
jmp 0x4ca831
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x1e
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x60
jne 0x4caa15
mov eax, dword [esp + 0x5c]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanRawString
mov ebp, dword [esp + 4]
mov ebx, dword [esp + 8]
mov eax, dword [esp + 0x5c]
mov edx, 1
mov ecx, 9
jmp 0x4caeaa
cmp eax, 0x7c
jg 0x4ca8d2
cmp eax, 0x7b
jne 0x4ca88a
mov eax, dword [esp + 0x5c]
xor edx, edx
xor ebx, ebx
mov ecx, 0x33
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x7c
jne 0x4caa15
mov eax, dword [esp + 0x5c]
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 + 0x5c]
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x7d
jne 0x4ca8ee
mov eax, dword [esp + 0x5c]
mov edx, 1
xor ebx, ebx
mov ecx, 0x38
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x7e
jne 0x4caa15
mov eax, dword [esp + 0x5c]
xor edx, edx
xor ebx, ebx
mov ecx, 0x58
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x27
jg 0x4cac6e
cmp eax, 0x21
jg 0x4ca9d1
cmp eax, 0xffffffff
jne 0x4ca968
mov eax, dword [esp + 0x5c]
movzx ecx, byte [eax + 0x30]
test cl, cl
jne 0x4ca93e
xor edx, edx
xor ebx, ebx
mov ecx, 1
xor ebp, ebp
jmp 0x4caeaa
mov byte [eax + 0x30], 0
mov eax, dword [esp + 0x30]
mov dword [esp + 0x60], eax
mov dword [esp + 0x64], 0x39
lea eax, str._n_tX__0
mov dword [esp + 0x68], eax
mov dword [esp + 0x6c], 1
add esp, 0x58
ret
cmp eax, 0xa
je 0x4ca9a3
cmp eax, 0x21
jne 0x4caa15
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x3d
je 0x4ca987
mov ecx, 0x2b
jmp 0x4ca998
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x2c
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
mov byte [eax + 0x30], 0
mov eax, dword [esp + 0x30]
mov dword [esp + 0x60], eax
mov dword [esp + 0x64], 0x39
lea eax, str._n_tX__0
mov dword [esp + 0x68], eax
mov dword [esp + 0x6c], 1
add esp, 0x58
ret
cmp eax, 0x25
jg 0x4cabd1
cmp eax, 0x22
je 0x4cabaa
cmp eax, 0x25
jne 0x4caa15
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x3d
je 0x4ca9f9
mov ecx, 0x10
jmp 0x4caa0a
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x1b
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0xfeff
je 0x4cab6d
cmp eax, 0x201c
je 0x4caa32
cmp eax, 0x201d
jne 0x4caadf
mov eax, dword [esp + 0x5c]
mov ecx, dword [eax]
mov dword [esp], ecx
mov ecx, dword [esp + 0x30]
mov dword [esp + 4], ecx
call sym.go_token._File_.Offset
mov eax, dword [esp + 8]
mov dword [esp + 0x2c], eax
mov dword [esp + 0x48], 0
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 0
mov dword [esp + 0x54], 0
mov ecx, dword [esp + 0x28]
mov dword [esp], ecx
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5c2c80]
mov dword [esp + 0x48], ecx
mov dword [esp + 0x4c], eax
mov dword [esp + 0x50], ecx
lea eax, [0x633200]
mov dword [esp + 0x54], eax
mov eax, dword [esp + 0x5c]
mov dword [esp], eax
mov ecx, dword [esp + 0x2c]
mov dword [esp + 4], ecx
lea ecx, [0x5fa32a]
mov dword [esp + 8], ecx
mov dword [esp + 0xc], 0x28
lea ecx, [esp + 0x48]
mov dword [esp + 0x10], ecx
mov dword [esp + 0x14], 2
mov dword [esp + 0x18], 2
call sym.go_scanner._Scanner_.errorf
jmp 0x4cab69
mov eax, dword [esp + 0x5c]
mov ecx, dword [eax]
mov dword [esp], ecx
mov ecx, dword [esp + 0x30]
mov dword [esp + 4], ecx
call sym.go_token._File_.Offset
mov eax, dword [esp + 8]
mov dword [esp + 0x2c], eax
mov dword [esp + 0x40], 0
mov dword [esp + 0x44], 0
mov ecx, dword [esp + 0x28]
mov dword [esp], ecx
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5c2c80]
mov dword [esp + 0x40], ecx
mov dword [esp + 0x44], eax
mov eax, dword [esp + 0x5c]
mov dword [esp], eax
mov ecx, dword [esp + 0x2c]
mov dword [esp + 4], ecx
lea ecx, [0x5f2e48]
mov dword [esp + 8], ecx
mov dword [esp + 0xc], 0x15
lea ecx, [esp + 0x40]
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 + 0x28]
mov ecx, eax
sar eax, 0x1f
mov edx, dword [esp + 0x5c]
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 + 0x5c]
movzx edx, byte [esp + 0x1f]
xor ecx, ecx
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanString
mov ebp, dword [esp + 4]
mov ebx, dword [esp + 8]
mov eax, dword [esp + 0x5c]
mov edx, 1
mov ecx, 9
jmp 0x4caeaa
cmp eax, 0x26
jne 0x4cac47
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x5e
jne 0x4cac0c
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x3d
je 0x4cabf9
mov ecx, 0x16
jmp 0x4cac3c
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x21
jmp 0x4cac3c
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 + 0x5c]
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanRune
mov ebp, dword [esp + 4]
mov ebx, dword [esp + 8]
mov eax, dword [esp + 0x5c]
mov edx, 1
mov ecx, 8
jmp 0x4caeaa
cmp eax, 0x2a
jg 0x4cacd5
cmp eax, 0x28
jne 0x4cac8c
mov eax, dword [esp + 0x5c]
xor edx, edx
xor ebx, ebx
mov ecx, 0x31
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x29
jne 0x4caca8
mov eax, dword [esp + 0x5c]
mov edx, 1
xor ebx, ebx
mov ecx, 0x36
xor ebp, ebp
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
cmp dword [eax + 0x20], 0x3d
je 0x4cacb9
mov ecx, 0xe
jmp 0x4cacca
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov ecx, 0x19
xor edx, edx
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x2c
jg 0x4cad36
cmp eax, 0x2b
je 0x4cacf3
mov eax, dword [esp + 0x5c]
xor edx, edx
xor ebx, ebx
mov ecx, 0x34
xor ebp, ebp
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
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 + 0x5c]
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
cmp eax, 0x2d
je 0x4cad9f
mov edx, dword [esp + 0x5c]
cmp dword [edx + 0x20], 0x2e
jne 0x4cad8b
mov eax, dword [edx + 0x28]
mov ecx, dword [edx + 0x10]
cmp eax, ecx
jge 0x4cad5e
jae 0x4caef9
mov ecx, dword [edx + 0xc]
movzx eax, byte [ecx + eax]
jmp 0x4cad60
xor eax, eax
cmp al, 0x2e
je 0x4cad6c
mov eax, 0x35
jmp 0x4cad90
mov dword [esp], edx
call sym.go_scanner._Scanner_.next
mov eax, dword [esp + 0x5c]
mov dword [esp], eax
call sym.go_scanner._Scanner_.next
mov edx, dword [esp + 0x5c]
mov eax, 0x30
jmp 0x4cad90
mov eax, 0x35
xor ebx, ebx
mov ecx, eax
xor ebp, ebp
mov eax, edx
xor edx, edx
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
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 + 0x5c]
xor ebx, ebx
xor ebp, ebp
jmp 0x4caeaa
mov ebx, dword [esp + 0x5c]
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 + 0x5c]
mov edx, 1
jmp 0x4caeaa
mov eax, dword [esp + 0x5c]
mov dword [esp], eax
call sym.go_scanner._Scanner_.scanIdentifier
mov eax, dword [esp + 8]
mov ecx, dword [esp + 4]
cmp eax, 1
jg 0x4cae2d
mov edx, 1
mov ebx, 4
jmp 0x4caea0
mov dword [esp + 0x24], eax
mov dword [esp + 0x34], ecx
mov edx, dword [0x736e30]
lea ebx, [0x5c4180]
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 0x4cae66
mov eax, dword [esp + 0x10]
mov eax, dword [eax]
jmp 0x4cae6b
mov eax, 4
cmp eax, 0x3d
jg 0x4cae7c
cmp eax, 4
je 0x4cae8b
cmp eax, 0x3d
je 0x4cae8b
jmp 0x4cae92
cmp eax, 0x41
je 0x4cae8b
cmp eax, 0x45
je 0x4cae8b
cmp eax, 0x50
jne 0x4cae92
mov ecx, 1
jmp 0x4cae94
xor ecx, ecx
mov edx, ecx
mov ebx, eax
mov eax, dword [esp + 0x24]
mov ecx, dword [esp + 0x34]
mov ebp, ecx
mov ecx, ebx
mov ebx, eax
mov eax, dword [esp + 0x5c]
mov esi, dword [eax + 0x1c]
test esi, 2
jne 0x4caeb8
mov byte [eax + 0x30], dl
mov eax, dword [esp + 0x30]
mov dword [esp + 0x60], eax
mov dword [esp + 0x64], ecx
mov dword [esp + 0x68], ebp
mov dword [esp + 0x6c], ebx
add esp, 0x58
ret
mov dword [eax + 0x34], 0
mov dword [esp + 0x60], ecx
mov dword [esp + 0x64], 0x39
lea eax, str._n_tX__0
mov dword [esp + 0x68], eax
mov dword [esp + 0x6c], 1
add esp, 0x58
ret
call sym.runtime.panicIndex
mov dword [esp + 0x38], ecx
mov dword [esp + 0x48], 0
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 0
mov dword [esp + 0x54], 0
mov dword [esp], ebp
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5c2d80]
mov dword [esp + 0x48], ecx
mov dword [esp + 0x4c], eax
mov eax, dword [esp + 0x38]
mov eax, dword [eax + 0xc]
mov dword [esp], eax
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5c2d80]
mov dword [esp + 0x50], ecx
mov dword [esp + 0x54], eax
lea eax, [0x5fa2da]
mov dword [esp], eax
mov dword [esp + 4], 0x28
lea eax, [esp + 0x48]
mov dword [esp + 8], eax
mov dword [esp + 0xc], 2
mov dword [esp + 0x10], 2
call sym.fmt.Sprintf
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
mov dword [esp], eax
mov dword [esp + 4], ecx
call sym.runtime.convTstring
mov eax, dword [esp + 8]
lea ecx, [0x5c2b40]
mov dword [esp], ecx
mov dword [esp + 4], eax
call sym.runtime.gopanic
mov ecx, ebp
call sym.runtime.panicIndex
mov dword [esp + 0x3c], ecx
mov dword [esp + 0x48], 0
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 0
mov dword [esp + 0x54], 0
mov dword [esp], edx
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5c2d80]
mov dword [esp + 0x48], ecx
mov dword [esp + 0x4c], eax
mov eax, dword [esp + 0x3c]
mov eax, dword [eax + 0xc]
mov dword [esp], eax
call sym.runtime.convT32
mov eax, dword [esp + 4]
lea ecx, [0x5c2d80]
mov dword [esp + 0x50], ecx
mov dword [esp + 0x54], eax
lea eax, [0x5fa2da]
mov dword [esp], eax
mov dword [esp + 4], 0x28
lea eax, [esp + 0x48]
mov dword [esp + 8], eax
mov dword [esp + 0xc], 2
mov dword [esp + 0x10], 2
call sym.fmt.Sprintf
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
mov dword [esp], eax
mov dword [esp + 4], ecx
call sym.runtime.convTstring
mov eax, dword [esp + 8]
lea ecx, [0x5c2b40]
mov dword [esp], ecx
mov dword [esp + 4], eax
call sym.runtime.gopanic
nop
call sym.runtime.morestack_noctxt
jmp sym.go_scanner._Scanner_.Scan