snapshot of https://github.com/pion/webrtc.git (main, 2026-09-15; blobs > 131072B omitted)

iceprotocol.go

@@ -0,0 +1,53 @@
+// SPDX-FileCopyrightText: 2026 The Pion community <https://pion.ly>
+// SPDX-License-Identifier: MIT
+
+package webrtc
+
+import (
+	"fmt"
+	"strings"
+)
+
+// ICEProtocol indicates the transport protocol type that is used in the
+// ice.URL structure.
+type ICEProtocol int
+
+const (
+	// ICEProtocolUnknown is the enum's zero-value.
+	ICEProtocolUnknown ICEProtocol = iota
+
+	// ICEProtocolUDP indicates the URL uses a UDP transport.
+	ICEProtocolUDP
+
+	// ICEProtocolTCP indicates the URL uses a TCP transport.
+	ICEProtocolTCP
+)
+
+// This is done this way because of a linter.
+const (
+	iceProtocolUDPStr = "udp"
+	iceProtocolTCPStr = "tcp"
+)
+
+// NewICEProtocol takes a string and converts it to ICEProtocol.
+func NewICEProtocol(raw string) (ICEProtocol, error) {
+	switch {
+	case strings.EqualFold(iceProtocolUDPStr, raw):
+		return ICEProtocolUDP, nil
+	case strings.EqualFold(iceProtocolTCPStr, raw):
+		return ICEProtocolTCP, nil
+	default:
+		return ICEProtocolUnknown, fmt.Errorf("%w: %s", errICEProtocolUnknown, raw)
+	}
+}
+
+func (t ICEProtocol) String() string {
+	switch t {
+	case ICEProtocolUDP:
+		return iceProtocolUDPStr
+	case ICEProtocolTCP:
+		return iceProtocolTCPStr
+	default:
+		return ErrUnknownType.Error()
+	}
+}