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/*
* Copyright 2019 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef PC_MEDIA_PROTOCOL_NAMES_H_
#define PC_MEDIA_PROTOCOL_NAMES_H_
#include "absl/strings/string_view.h"
namespace webrtc {
// Names or name prefixes of protocols as defined by SDP specifications,
// and generated in SDP produced by WebRTC.
extern const char kMediaProtocolSctp[];
extern const char kMediaProtocolUdpDtlsSctp[];
extern const char kMediaProtocolDtlsSavpf[];
extern const char kMediaProtocolSavpf[];
extern const char kMediaProtocolAvpf[];
// Exported for testing only
extern const char kMediaProtocolTcpDtlsSctp[];
extern const char kMediaProtocolDtlsSctp[];
// Returns true if the given media section protocol indicates use of RTP.
bool IsRtpProtocol(absl::string_view protocol);
// Returns true if the given media section protocol indicates use of SCTP.
bool IsSctpProtocol(absl::string_view protocol);
// Returns true if the given media protocol is unencrypted SCTP
bool IsPlainSctp(absl::string_view protocol);
// Returns true if the given media protocol is encrypted SCTP
bool IsDtlsSctp(absl::string_view protocol);
// Returns true if the given media protocol is unencrypted RTP
bool IsPlainRtp(absl::string_view protocol);
// Returns true if the given media protocol is encrypted RTP
bool IsDtlsRtp(absl::string_view protocol);
} // namespace webrtc
// Re-export symbols from the webrtc namespace for backwards compatibility.
// TODO(bugs.webrtc.org/4222596): Remove once all references are updated.
#ifdef WEBRTC_ALLOW_DEPRECATED_NAMESPACES
namespace cricket {
using ::webrtc::IsDtlsRtp;
using ::webrtc::IsDtlsSctp;
using ::webrtc::IsPlainRtp;
using ::webrtc::IsPlainSctp;
using ::webrtc::IsRtpProtocol;
using ::webrtc::IsSctpProtocol;
using ::webrtc::kMediaProtocolAvpf;
using ::webrtc::kMediaProtocolDtlsSavpf;
using ::webrtc::kMediaProtocolDtlsSctp;
using ::webrtc::kMediaProtocolSavpf;
using ::webrtc::kMediaProtocolSctp;
using ::webrtc::kMediaProtocolTcpDtlsSctp;
using ::webrtc::kMediaProtocolUdpDtlsSctp;
} // namespace cricket
#endif // WEBRTC_ALLOW_DEPRECATED_NAMESPACES
#endif // PC_MEDIA_PROTOCOL_NAMES_H_
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