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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_LOGGING_WIN_H_ | 5 #ifndef BASE_LOGGING_WIN_H_ |
6 #define BASE_LOGGING_WIN_H_ | 6 #define BASE_LOGGING_WIN_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <string> | 9 #include <string> |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "base/event_trace_provider_win.h" | 11 #include "base/win/event_trace_provider.h" |
12 #include "base/logging.h" | 12 #include "base/logging.h" |
13 | 13 |
14 namespace logging { | 14 namespace logging { |
15 | 15 |
16 // Event ID for the log messages we generate. | 16 // Event ID for the log messages we generate. |
17 extern const GUID kLogEventId; | 17 extern const GUID kLogEventId; |
18 | 18 |
19 // Feature enable mask for LogEventProvider. | 19 // Feature enable mask for LogEventProvider. |
20 enum LogEnableMask { | 20 enum LogEnableMask { |
21 // If this bit is set in our provider enable mask, we will include | 21 // If this bit is set in our provider enable mask, we will include |
(...skipping 16 matching lines...) Expand all Loading... |
38 // A message with: | 38 // A message with: |
39 // a stack trace, | 39 // a stack trace, |
40 // the line number as a four byte integer, | 40 // the line number as a four byte integer, |
41 // the file as a zero terminated UTF8 string, | 41 // the file as a zero terminated UTF8 string, |
42 // the zero-terminated UTF8 message text. | 42 // the zero-terminated UTF8 message text. |
43 LOG_MESSAGE_FULL = 12, | 43 LOG_MESSAGE_FULL = 12, |
44 }; | 44 }; |
45 | 45 |
46 // Trace provider class to drive log control and transport | 46 // Trace provider class to drive log control and transport |
47 // with Event Tracing for Windows. | 47 // with Event Tracing for Windows. |
48 class LogEventProvider : public EtwTraceProvider { | 48 class LogEventProvider : public base::win::EtwTraceProvider { |
49 public: | 49 public: |
50 LogEventProvider(); | 50 LogEventProvider(); |
51 | 51 |
52 static bool LogMessage(logging::LogSeverity severity, const char* file, | 52 static bool LogMessage(logging::LogSeverity severity, const char* file, |
53 int line, size_t message_start, const std::string& str); | 53 int line, size_t message_start, const std::string& str); |
54 | 54 |
55 static void Initialize(const GUID& provider_name); | 55 static void Initialize(const GUID& provider_name); |
56 static void Uninitialize(); | 56 static void Uninitialize(); |
57 | 57 |
58 protected: | 58 protected: |
59 // Overridden to manipulate the log level on ETW control callbacks. | 59 // Overridden to manipulate the log level on ETW control callbacks. |
60 virtual void OnEventsEnabled(); | 60 virtual void OnEventsEnabled(); |
61 virtual void OnEventsDisabled(); | 61 virtual void OnEventsDisabled(); |
62 | 62 |
63 private: | 63 private: |
64 // The log severity prior to OnEventsEnabled, | 64 // The log severity prior to OnEventsEnabled, |
65 // restored in OnEventsDisabled. | 65 // restored in OnEventsDisabled. |
66 logging::LogSeverity old_log_level_; | 66 logging::LogSeverity old_log_level_; |
67 | 67 |
68 DISALLOW_COPY_AND_ASSIGN(LogEventProvider); | 68 DISALLOW_COPY_AND_ASSIGN(LogEventProvider); |
69 }; | 69 }; |
70 | 70 |
71 } // namespace logging | 71 } // namespace logging |
72 | 72 |
73 #endif // BASE_LOGGING_WIN_H_ | 73 #endif // BASE_LOGGING_WIN_H_ |
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