1 files changed, 107 insertions, 0 deletions
diff --git a/third_party/libwebrtc/rtc_tools/data_channel_benchmark/peer_connection_client.h b/third_party/libwebrtc/rtc_tools/data_channel_benchmark/peer_connection_client.h
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index 0000000000..62b205c2ed
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+++ b/third_party/libwebrtc/rtc_tools/data_channel_benchmark/peer_connection_client.h
@@ -0,0 +1,107 @@
+/*
+ *  Copyright (c) 2021 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 RTC_TOOLS_DATA_CHANNEL_BENCHMARK_PEER_CONNECTION_CLIENT_H_
+#define RTC_TOOLS_DATA_CHANNEL_BENCHMARK_PEER_CONNECTION_CLIENT_H_
+
+#include <stdint.h>
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include "api/jsep.h"
+#include "api/peer_connection_interface.h"
+#include "api/rtp_receiver_interface.h"
+#include "api/scoped_refptr.h"
+#include "api/set_local_description_observer_interface.h"
+#include "rtc_base/logging.h"
+#include "rtc_base/thread.h"
+#include "rtc_tools/data_channel_benchmark/signaling_interface.h"
+
+namespace webrtc {
+
+// Handles all the details for creating a PeerConnection and negotiation using a
+// SignalingInterface object.
+class PeerConnectionClient : public webrtc::PeerConnectionObserver {
+ public:
+  explicit PeerConnectionClient(webrtc::PeerConnectionFactoryInterface* factory,
+                                webrtc::SignalingInterface* signaling);
+
+  ~PeerConnectionClient() override;
+
+  PeerConnectionClient(const PeerConnectionClient&) = delete;
+  PeerConnectionClient& operator=(const PeerConnectionClient&) = delete;
+
+  // Set the local description and send offer using the SignalingInterface,
+  // initiating the negotiation process.
+  bool StartPeerConnection();
+
+  // Whether the peer connection is connected to the remote peer.
+  bool IsConnected();
+
+  // Disconnect from the call.
+  void Disconnect();
+
+  rtc::scoped_refptr<webrtc::PeerConnectionInterface> peerConnection() {
+    return peer_connection_;
+  }
+
+  // Set a callback to run when a DataChannel is created by the remote peer.
+  void SetOnDataChannel(
+      std::function<void(rtc::scoped_refptr<webrtc::DataChannelInterface>)>
+          callback);
+
+  std::vector<rtc::scoped_refptr<webrtc::DataChannelInterface>>&
+  dataChannels() {
+    return data_channels_;
+  }
+
+  // Creates a default PeerConnectionFactory object.
+  static rtc::scoped_refptr<webrtc::PeerConnectionFactoryInterface>
+  CreateDefaultFactory(rtc::Thread* signaling_thread);
+
+ private:
+  void AddIceCandidate(
+      std::unique_ptr<webrtc::IceCandidateInterface> candidate);
+  bool SetRemoteDescription(
+      std::unique_ptr<webrtc::SessionDescriptionInterface> desc);
+
+  // Initialize the PeerConnection with a given PeerConnectionFactory.
+  bool InitializePeerConnection(
+      webrtc::PeerConnectionFactoryInterface* factory);
+  void DeletePeerConnection();
+
+  // PeerConnectionObserver implementation.
+  void OnSignalingChange(
+      webrtc::PeerConnectionInterface::SignalingState new_state) override {
+    RTC_LOG(LS_INFO) << __FUNCTION__ << " new state: " << new_state;
+  }
+  void OnDataChannel(
+      rtc::scoped_refptr<webrtc::DataChannelInterface> channel) override;
+  void OnNegotiationNeededEvent(uint32_t event_id) override;
+  void OnIceConnectionChange(
+      webrtc::PeerConnectionInterface::IceConnectionState new_state) override;
+  void OnIceGatheringChange(
+      webrtc::PeerConnectionInterface::IceGatheringState new_state) override;
+  void OnIceCandidate(const webrtc::IceCandidateInterface* candidate) override;
+  void OnIceConnectionReceivingChange(bool receiving) override {
+    RTC_LOG(LS_INFO) << __FUNCTION__ << " receiving? " << receiving;
+  }
+
+  rtc::scoped_refptr<webrtc::PeerConnectionInterface> peer_connection_;
+  std::function<void(rtc::scoped_refptr<webrtc::DataChannelInterface>)>
+      on_data_channel_callback_;
+  std::vector<rtc::scoped_refptr<webrtc::DataChannelInterface>> data_channels_;
+  webrtc::SignalingInterface* signaling_;
+};
+
+}  // namespace webrtc
+
+#endif  // RTC_TOOLS_DATA_CHANNEL_BENCHMARK_PEER_CONNECTION_CLIENT_H_