Repo created

TMessagesProj/jni/voip/webrtc/pc/ice_transport.h

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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_ICE_TRANSPORT_H_
+#define PC_ICE_TRANSPORT_H_
+
+#include "api/ice_transport_interface.h"
+#include "rtc_base/checks.h"
+#include "rtc_base/thread.h"
+#include "rtc_base/thread_annotations.h"
+
+namespace webrtc {
+
+// Implementation of IceTransportInterface that does not take ownership
+// of its underlying IceTransport. It depends on its creator class to
+// ensure that Clear() is called before the underlying IceTransport
+// is deallocated.
+class IceTransportWithPointer : public IceTransportInterface {
+ public:
+  explicit IceTransportWithPointer(cricket::IceTransportInternal* internal)
+      : creator_thread_(rtc::Thread::Current()), internal_(internal) {
+    RTC_DCHECK(internal_);
+  }
+
+  IceTransportWithPointer() = delete;
+  IceTransportWithPointer(const IceTransportWithPointer&) = delete;
+  IceTransportWithPointer& operator=(const IceTransportWithPointer&) = delete;
+
+  cricket::IceTransportInternal* internal() override;
+  // This call will ensure that the pointer passed at construction is
+  // no longer in use by this object. Later calls to internal() will return
+  // null.
+  void Clear();
+
+ protected:
+  ~IceTransportWithPointer() override;
+
+ private:
+  const rtc::Thread* creator_thread_;
+  cricket::IceTransportInternal* internal_ RTC_GUARDED_BY(creator_thread_);
+};
+
+}  // namespace webrtc
+
+#endif  // PC_ICE_TRANSPORT_H_