helper

package
v0.0.0-...-192b32d Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Aug 28, 2017 License: AGPL-3.0 Imports: 4 Imported by: 0

Documentation

Overview

A credit card number is composed by a six-digit Issuer Identification Number (IIN), a variable length (7-12) individual account identifier and a single check digit.

Index

Constants

View Source 
const (
	// The radix to cipher Credit Cards (i.e. decimal numbers) is 10
	CCRadix = 10
)

Variables

This section is empty.

Functions

func SetAlphabet 

func SetAlphabet(dstMap map[rune]uint16, dstSlice []rune, alphabet string) error

Types

type FpeCreditCard 

type FpeCreditCard interface {
	// Crypt encrypts or decrypts a credit card number.
	Crypt(src string) (string, error)
}

func NewFPECreditCardProcessor 

func NewFPECreditCardProcessor(m cipher.BlockMode) FpeCreditCard

type FpeString 

type FpeString interface {
	// Crypt encrypts or decrypts a string.
	Crypt(in string) (string, error)
	SetTweak(tweak []byte)
}

func NewFpeStringProcessor 

func NewFpeStringProcessor(m cipher.BlockMode, alphabet string) FpeString

Source Files

View all Source files

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