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+/*
+ * Copyright (c) 2020 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 API_VOIP_VOIP_NETWORK_H_
+#define API_VOIP_VOIP_NETWORK_H_
+
+#include "api/array_view.h"
+#include "api/voip/voip_base.h"
+
+namespace webrtc {
+
+// VoipNetwork interface provides any network related interfaces such as
+// processing received RTP/RTCP packet from remote endpoint. This interface
+// requires a ChannelId created via VoipBase interface.
+class VoipNetwork {
+ public:
+ // The data received from the network including RTP header is passed here.
+ // Returns following VoipResult;
+ // kOk - received RTP packet is processed.
+ // kInvalidArgument - `channel_id` is invalid.
+ virtual VoipResult ReceivedRTPPacket(
+ ChannelId channel_id,
+ rtc::ArrayView<const uint8_t> rtp_packet) = 0;
+
+ // The data received from the network including RTCP header is passed here.
+ // Returns following VoipResult;
+ // kOk - received RTCP packet is processed.
+ // kInvalidArgument - `channel_id` is invalid.
+ virtual VoipResult ReceivedRTCPPacket(
+ ChannelId channel_id,
+ rtc::ArrayView<const uint8_t> rtcp_packet) = 0;
+
+ protected:
+ virtual ~VoipNetwork() = default;
+};
+
+} // namespace webrtc
+
+#endif // API_VOIP_VOIP_NETWORK_H_