f048872e91
migrating talk/base to webrtc/base. BUG=N/A R=niklas.enbom@webrtc.org Review URL: https://webrtc-codereview.appspot.com/17479005 git-svn-id: http://webrtc.googlecode.com/svn/trunk@6129 4adac7df-926f-26a2-2b94-8c16560cd09d
79 lines
1.8 KiB
C++
79 lines
1.8 KiB
C++
/*
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* Copyright 2011 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef TALK_APP_BASE_REFCOUNT_H_
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#define TALK_APP_BASE_REFCOUNT_H_
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#include <string.h>
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#include "webrtc/base/criticalsection.h"
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namespace rtc {
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// Reference count interface.
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class RefCountInterface {
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public:
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virtual int AddRef() = 0;
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virtual int Release() = 0;
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protected:
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virtual ~RefCountInterface() {}
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};
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template <class T>
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class RefCountedObject : public T {
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public:
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RefCountedObject() : ref_count_(0) {
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}
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template<typename P>
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explicit RefCountedObject(P p) : T(p), ref_count_(0) {
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}
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template<typename P1, typename P2>
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RefCountedObject(P1 p1, P2 p2) : T(p1, p2), ref_count_(0) {
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}
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template<typename P1, typename P2, typename P3>
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RefCountedObject(P1 p1, P2 p2, P3 p3) : T(p1, p2, p3), ref_count_(0) {
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}
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template<typename P1, typename P2, typename P3, typename P4>
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RefCountedObject(P1 p1, P2 p2, P3 p3, P4 p4)
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: T(p1, p2, p3, p4), ref_count_(0) {
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}
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template<typename P1, typename P2, typename P3, typename P4, typename P5>
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RefCountedObject(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5)
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: T(p1, p2, p3, p4, p5), ref_count_(0) {
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}
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virtual int AddRef() {
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return rtc::AtomicOps::Increment(&ref_count_);
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}
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virtual int Release() {
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int count = rtc::AtomicOps::Decrement(&ref_count_);
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if (!count) {
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delete this;
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}
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return count;
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}
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protected:
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virtual ~RefCountedObject() {
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}
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int ref_count_;
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};
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} // namespace rtc
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#endif // TALK_APP_BASE_REFCOUNT_H_
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