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- // SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
- // SPDX-License-Identifier: MIT
- package webrtc
- // DataChannelState indicates the state of a data channel.
- type DataChannelState int
- const (
- // DataChannelStateConnecting indicates that the data channel is being
- // established. This is the initial state of DataChannel, whether created
- // with CreateDataChannel, or dispatched as a part of an DataChannelEvent.
- DataChannelStateConnecting DataChannelState = iota + 1
- // DataChannelStateOpen indicates that the underlying data transport is
- // established and communication is possible.
- DataChannelStateOpen
- // DataChannelStateClosing indicates that the procedure to close down the
- // underlying data transport has started.
- DataChannelStateClosing
- // DataChannelStateClosed indicates that the underlying data transport
- // has been closed or could not be established.
- DataChannelStateClosed
- )
- // This is done this way because of a linter.
- const (
- dataChannelStateConnectingStr = "connecting"
- dataChannelStateOpenStr = "open"
- dataChannelStateClosingStr = "closing"
- dataChannelStateClosedStr = "closed"
- )
- func newDataChannelState(raw string) DataChannelState {
- switch raw {
- case dataChannelStateConnectingStr:
- return DataChannelStateConnecting
- case dataChannelStateOpenStr:
- return DataChannelStateOpen
- case dataChannelStateClosingStr:
- return DataChannelStateClosing
- case dataChannelStateClosedStr:
- return DataChannelStateClosed
- default:
- return DataChannelState(Unknown)
- }
- }
- func (t DataChannelState) String() string {
- switch t {
- case DataChannelStateConnecting:
- return dataChannelStateConnectingStr
- case DataChannelStateOpen:
- return dataChannelStateOpenStr
- case DataChannelStateClosing:
- return dataChannelStateClosingStr
- case DataChannelStateClosed:
- return dataChannelStateClosedStr
- default:
- return ErrUnknownType.Error()
- }
- }
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