aes

Documentation

Index

• func Decrypt(msg, key []byte, opts ...Option) ([]byte, error)
• func Encrypt(msg, key []byte, opts ...Option) ([]byte, error)
• type Cipher
  • func New(key []byte, opts ...Option) *Cipher
  • func (s *Cipher) Bytes() []byte
  • func (s *Cipher) Decrypt(src []byte) *Cipher
  • func (s *Cipher) Encrypt(src []byte) *Cipher
  • func (s *Cipher) String(enc func([]byte) string) (ss string)
• type Mode
• type Option
  • func WithIV(iv []byte) Option
  • func WithMode(mode Mode) Option
  • func WithPadding(padding Padding) Option
• type Padding

Functions

func Decrypt

func Decrypt(msg, key []byte, opts ...Option) ([]byte, error)

Decrypt AES

support 128/192/256bit Mapping key length 16byte/24byte/32byte

support ECB/CBC/CTR/OFB/CFB mode

support Pkcs7/Pkcs5/Iso97971/AnsiX923/Zero/Empty/No padding

without iv default: mode = ECB/Pkcs7padding

withiv default: mode = CBC/Pkcs7padding

func Encrypt

func Encrypt(msg, key []byte, opts ...Option) ([]byte, error)

Encrypt AES

support 128/192/256bit Mapping key length 16byte/24byte/32byte

support ECB/CBC/CTR/OFB/CFB mode

support Pkcs7/Pkcs5/Iso97971/AnsiX923/Zero/Empty/No padding

without iv default: mode = ECB/Pkcs7padding

withiv default: mode = CBC/Pkcs7padding

Types

type Cipher

type Cipher struct {
	Error error
	// contains filtered or unexported fields
}

func New

func New(key []byte, opts ...Option) *Cipher

New AES

support 128/192/256bit Mapping key length 16byte/24byte/32byte

support ECB/CBC/CTR/OFB/CFB mode

support Pkcs7/Pkcs5/Iso97971/AnsiX923/Zero/Empty/No padding

without iv default: mode = ECB/Pkcs7padding

withiv default: mode = CBC/Pkcs7padding

New([]byte("1234567890123456")).Encrypt(msg).String(gcrypto.Base64)
New([]byte("1234567890123456")).Decrypt(msg).String(gcrypto.Raw)
New([]byte("1234567890123456")).Decrypt(msg).Bytes()
New([]byte("1234567890123456")).Decrypt(msg).Error
New([]byte("1234567890123456")).Release() // free Cipher global aespool

func (*Cipher) Bytes

func (s *Cipher) Bytes() []byte

func (*Cipher) Decrypt

func (s *Cipher) Decrypt(src []byte) *Cipher

Decrypt decrypts with given mode and padding.

func (*Cipher) Encrypt

func (s *Cipher) Encrypt(src []byte) *Cipher

Encrypt encrypts with given mode and padding

func (*Cipher) String

func (s *Cipher) String(enc func([]byte) string) (ss string)

type Mode

type Mode uint8

const (
	CBC Mode = iota
	CFB
	CTR
	OFB
	ECB
)

type Option

type Option func(*opt)

func WithIV

func WithIV(iv []byte) Option

func WithMode

func WithMode(mode Mode) Option

func WithPadding

func WithPadding(padding Padding) Option

type Padding

type Padding uint8

const (
	Pkcs7 Padding = iota
	Pkcs5
	Iso97971
	AnsiX923
	Zero
	Empty
	No
)