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server/vendor/github.com/pion/ice/v2/ice.go

@@ -0,0 +1,90 @@
+// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
+// SPDX-License-Identifier: MIT
+
+package ice
+
+// ConnectionState is an enum showing the state of a ICE Connection
+type ConnectionState int
+
+// List of supported States
+const (
+	// ConnectionStateUnknown represents an unknown state
+	ConnectionStateUnknown ConnectionState = iota
+
+	// ConnectionStateNew ICE agent is gathering addresses
+	ConnectionStateNew
+
+	// ConnectionStateChecking ICE agent has been given local and remote candidates, and is attempting to find a match
+	ConnectionStateChecking
+
+	// ConnectionStateConnected ICE agent has a pairing, but is still checking other pairs
+	ConnectionStateConnected
+
+	// ConnectionStateCompleted ICE agent has finished
+	ConnectionStateCompleted
+
+	// ConnectionStateFailed ICE agent never could successfully connect
+	ConnectionStateFailed
+
+	// ConnectionStateDisconnected ICE agent connected successfully, but has entered a failed state
+	ConnectionStateDisconnected
+
+	// ConnectionStateClosed ICE agent has finished and is no longer handling requests
+	ConnectionStateClosed
+)
+
+func (c ConnectionState) String() string {
+	switch c {
+	case ConnectionStateNew:
+		return "New"
+	case ConnectionStateChecking:
+		return "Checking"
+	case ConnectionStateConnected:
+		return "Connected"
+	case ConnectionStateCompleted:
+		return "Completed"
+	case ConnectionStateFailed:
+		return "Failed"
+	case ConnectionStateDisconnected:
+		return "Disconnected"
+	case ConnectionStateClosed:
+		return "Closed"
+	default:
+		return "Invalid"
+	}
+}
+
+// GatheringState describes the state of the candidate gathering process
+type GatheringState int
+
+const (
+	// GatheringStateUnknown represents an unknown state
+	GatheringStateUnknown GatheringState = iota
+
+	// GatheringStateNew indicates candidate gathering is not yet started
+	GatheringStateNew
+
+	// GatheringStateGathering indicates candidate gathering is ongoing
+	GatheringStateGathering
+
+	// GatheringStateComplete indicates candidate gathering has been completed
+	GatheringStateComplete
+)
+
+func (t GatheringState) String() string {
+	switch t {
+	case GatheringStateNew:
+		return "new"
+	case GatheringStateGathering:
+		return "gathering"
+	case GatheringStateComplete:
+		return "complete"
+	default:
+		return ErrUnknownType.Error()
+	}
+}
+
+const (
+	relayProtocolDTLS = "dtls"
+	relayProtocolTLS  = "tls"
+)