1/*
2 *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#ifndef WEBRTC_VOICE_ENGINE_STATISTICS_H
12#define WEBRTC_VOICE_ENGINE_STATISTICS_H
13
14#include "webrtc/common_types.h"
15#include "webrtc/typedefs.h"
16#include "webrtc/voice_engine/include/voe_errors.h"
17#include "webrtc/voice_engine/voice_engine_defines.h"
18
19namespace webrtc {
20class CriticalSectionWrapper;
21
22namespace voe {
23
24class Statistics
25{
26 public:
27    enum {KTraceMaxMessageSize = 256};
28 public:
29    Statistics(uint32_t instanceId);
30    ~Statistics();
31
32    int32_t SetInitialized();
33    int32_t SetUnInitialized();
34    bool Initialized() const;
35    int32_t SetLastError(int32_t error) const;
36    int32_t SetLastError(int32_t error, TraceLevel level) const;
37    int32_t SetLastError(int32_t error,
38                         TraceLevel level,
39                         const char* msg) const;
40    int32_t LastError() const;
41
42 private:
43    CriticalSectionWrapper* _critPtr;
44    const uint32_t _instanceId;
45    mutable int32_t _lastError;
46    bool _isInitialized;
47};
48
49}  // namespace voe
50
51}  // namespace webrtc
52
53#endif // WEBRTC_VOICE_ENGINE_STATISTICS_H
54