// XEP-0077
func (d *dialer) negotiateInBandRegistration(c interfaces.Conn) (bool, error) {
if c.Features().InBandRegistration == nil {
return false, nil
}
user := d.getJIDLocalpart()
return c.RegisterAccount(user, d.password)
}
// RFC 6120, section 5.4
func (d *dialer) negotiateSTARTTLS(c interfaces.Conn, conn net.Conn) error {
// RFC 6120, section 5.3
mandatoryToNegotiate := c.Features().StartTLS.Required.Local == "required"
if c.Config().SkipTLS && !mandatoryToNegotiate {
return nil
}
// Section 5.2 states:
// "Support for STARTTLS is REQUIRED in XMPP client and server implementations"
if c.Features().StartTLS.XMLName.Local == "" {
return errors.New("xmpp: server doesn't support TLS")
}
if err := d.startTLS(c, conn); err != nil {
return err
}
return c.SendInitialStreamHeader()
}