add change PUK and Pairing Secret commands

command_set.go

@@ -195,6 +195,21 @@ func (cs *CommandSet) ChangePIN(pin string) error {
 	return cs.checkOK(resp, err)
 }
 
+func (cs *CommandSet) ChangePUK(puk string) error {
+	cmd := NewCommandChangePUK(puk)
+	resp, err := cs.sc.Send(cmd)
+
+	return cs.checkOK(resp, err)
+}
+
+func (cs *CommandSet) ChangePairingSecret(password string) error {
+	secret := generatePairingToken(password)
+	cmd := NewCommandChangePairingSecret(secret)
+	resp, err := cs.sc.Send(cmd)
+
+	return cs.checkOK(resp, err)
+}
+
 func (cs *CommandSet) GenerateKey() ([]byte, error) {
 	cmd := NewCommandGenerateKey()
 	resp, err := cs.sc.Send(cmd)

commands.go

@@ -149,6 +149,26 @@ func NewCommandChangePIN(pin string) *apdu.Command {
 	)
 }
 
+func NewCommandChangePUK(puk string) *apdu.Command {
+	return apdu.NewCommand(
+		globalplatform.ClaGp,
+		InsChangePIN,
+		P1ChangePinPUK,
+		uint8(0),
+		[]byte(puk),
+	)
+}
+
+func NewCommandChangePairingSecret(secret []byte) *apdu.Command {
+	return apdu.NewCommand(
+		globalplatform.ClaGp,
+		InsChangePIN,
+		P1ChangePinPairingSecret,
+		uint8(0),
+		secret,
+	)
+}
+
 func NewCommandDeriveKey(pathStr string) (*apdu.Command, error) {
 	startingPoint, path, err := derivationpath.Decode(pathStr)
 	if err != nil {