chatcrypt

Documentation

Index

• Variables
• func Decrypt(key []byte, cipherTxt []byte) ([]byte, error)
• func DecryptAndIV(key []byte, cipherTxt []byte) (iv, plainTxt []byte, err error)
• func DeriveGroupKey(priv ed25519.PrivateKey, groupPKs [][]byte, pubkeys [][]byte) (aes []byte, err error)
• func DeriveGroupKey2(priv ed25519.PrivateKey, groupPKs []string, pubkeys []string) (aes []byte, err error)
• func DeriveKey(seed []byte) (pub ed25519.PublicKey, priv ed25519.PrivateKey)
• func Encrypt(key []byte, plainTxt []byte) ([]byte, error)
• func EncryptWithIV(key, iv, plainTxt []byte) ([]byte, error)
• func GenEd25519KeyAndSave(password string) error
• func GenGroupAesKey(mainPriv ed25519.PrivateKey, pubkeys [][]byte) (aes []byte, groupKeys [][]byte, err error)
• func GenGroupAesKey2(mainPriv ed25519.PrivateKey, pubkeys []string) (aes []byte, groupKeys []string, err error)
• func GenerateAesKey(peerPub []byte, key ed25519.PrivateKey) ([]byte, error)
• func InsertionSortDArray(arr [][]byte) [][]byte
• func KeyIsGenerated() bool
• func LoadKey(password string)
• func PrivateKeyToCurve25519(curve25519Private *[32]byte, privateKey *[64]byte)
• func PublicKeyToCurve25519(curve25519Public *[32]byte, publicKey *[32]byte) bool
• func Sign(priv ed25519.PrivateKey, message []byte) []byte
• func Verify(pub ed25519.PublicKey, message, sig []byte) bool

Variables

var (
	EConvertCurvePubKey = fmt.Errorf("convert ed25519 public key to curve25519 public key failed")
)

var KP = struct {
	S int
	N int
	R int
	P int
	L int
}{
	S: 8,
	N: 1 << 15,
	R: 8,
	P: 1,
	L: 32,
}

Functions

func Decrypt

func Decrypt(key []byte, cipherTxt []byte) ([]byte, error)

func DecryptAndIV

func DecryptAndIV(key []byte, cipherTxt []byte) (iv, plainTxt []byte, err error)

func DeriveGroupKey

func DeriveGroupKey(priv ed25519.PrivateKey, groupPKs [][]byte, pubkeys [][]byte) (aes []byte, err error)

func DeriveGroupKey2

func DeriveGroupKey2(priv ed25519.PrivateKey, groupPKs []string, pubkeys []string) (aes []byte, err error)

func DeriveKey

func DeriveKey(seed []byte) (pub ed25519.PublicKey, priv ed25519.PrivateKey)

func Encrypt

func Encrypt(key []byte, plainTxt []byte) ([]byte, error)

func EncryptWithIV

func EncryptWithIV(key, iv, plainTxt []byte) ([]byte, error)

func GenEd25519KeyAndSave

func GenEd25519KeyAndSave(password string) error

func GenGroupAesKey

func GenGroupAesKey(mainPriv ed25519.PrivateKey, pubkeys [][]byte) (aes []byte, groupKeys [][]byte, err error)

func GenGroupAesKey2

func GenGroupAesKey2(mainPriv ed25519.PrivateKey, pubkeys []string) (aes []byte, groupKeys []string, err error)

func GenerateAesKey

func GenerateAesKey(peerPub []byte, key ed25519.PrivateKey) ([]byte, error)

func InsertionSortDArray

func InsertionSortDArray(arr [][]byte) [][]byte

func KeyIsGenerated

func KeyIsGenerated() bool

func LoadKey

func LoadKey(password string)

func PrivateKeyToCurve25519

func PrivateKeyToCurve25519(curve25519Private *[32]byte, privateKey *[64]byte)

func PublicKeyToCurve25519

func PublicKeyToCurve25519(curve25519Public *[32]byte, publicKey *[32]byte) bool

func Sign

func Sign(priv ed25519.PrivateKey, message []byte) []byte

func Verify

func Verify(pub ed25519.PublicKey, message, sig []byte) bool