40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
package proto
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import "github.com/pion/stun"
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// ReservationToken represents RESERVATION-TOKEN attribute.
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//
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// The RESERVATION-TOKEN attribute contains a token that uniquely
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// identifies a relayed transport address being held in reserve by the
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// server. The server includes this attribute in a success response to
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// tell the client about the token, and the client includes this
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// attribute in a subsequent Allocate request to request the server use
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// that relayed transport address for the allocation.
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//
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// RFC 5766 Section 14.9
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type ReservationToken []byte
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const reservationTokenSize = 8 // 8 bytes
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// AddTo adds RESERVATION-TOKEN to message.
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func (t ReservationToken) AddTo(m *stun.Message) error {
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if err := stun.CheckSize(stun.AttrReservationToken, len(t), reservationTokenSize); err != nil {
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return err
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}
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m.Add(stun.AttrReservationToken, t)
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return nil
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}
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// GetFrom decodes RESERVATION-TOKEN from message.
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func (t *ReservationToken) GetFrom(m *stun.Message) error {
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v, err := m.Get(stun.AttrReservationToken)
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if err != nil {
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return err
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}
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if err = stun.CheckSize(stun.AttrReservationToken, len(v), reservationTokenSize); err != nil {
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return err
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}
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*t = v
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return nil
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}
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