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98 lines
3.5 KiB
C++
98 lines
3.5 KiB
C++
// Copyright 2016 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_LOG_NET_LOG_WITH_SOURCE_H_
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#define NET_LOG_NET_LOG_WITH_SOURCE_H_
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#include "net/base/net_export.h"
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#include "net/log/net_log_event_type.h"
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#include "net/log/net_log_parameters_callback.h"
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#include "net/log/net_log_source.h"
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#include "net/log/net_log_source_type.h"
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namespace net {
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class NetLog;
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// Helper that binds a Source to a NetLog, and exposes convenience methods to
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// output log messages without needing to pass in the source.
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class NET_EXPORT NetLogWithSource {
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public:
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NetLogWithSource() : net_log_(NULL) {}
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~NetLogWithSource();
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// Add a log entry to the NetLog for the bound source.
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void AddEntry(NetLogEventType type, NetLogEventPhase phase) const;
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void AddEntry(NetLogEventType type,
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NetLogEventPhase phase,
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const NetLogParametersCallback& get_parameters) const;
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// Convenience methods that call AddEntry with a fixed "capture phase"
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// (begin, end, or none).
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void BeginEvent(NetLogEventType type) const;
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void BeginEvent(NetLogEventType type,
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const NetLogParametersCallback& get_parameters) const;
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void EndEvent(NetLogEventType type) const;
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void EndEvent(NetLogEventType type,
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const NetLogParametersCallback& get_parameters) const;
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void AddEvent(NetLogEventType type) const;
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void AddEvent(NetLogEventType type,
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const NetLogParametersCallback& get_parameters) const;
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// Just like AddEvent, except |net_error| is a net error code. A parameter
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// called "net_error" with the indicated value will be recorded for the event.
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// |net_error| must be negative, and not ERR_IO_PENDING, as it's not a true
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// error.
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void AddEventWithNetErrorCode(NetLogEventType event_type,
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int net_error) const;
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// Just like EndEvent, except |net_error| is a net error code. If it's
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// negative, a parameter called "net_error" with a value of |net_error| is
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// associated with the event. Otherwise, the end event has no parameters.
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// |net_error| must not be ERR_IO_PENDING, as it's not a true error.
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void EndEventWithNetErrorCode(NetLogEventType event_type,
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int net_error) const;
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// Logs a byte transfer event to the NetLog. Determines whether to log the
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// received bytes or not based on the current logging level.
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void AddByteTransferEvent(NetLogEventType event_type,
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int byte_count,
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const char* bytes) const;
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bool IsCapturing() const;
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// Helper to create a NetLogWithSource given a NetLog and a NetLogSourceType.
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// Takes care of creating a unique source ID, and handles
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// the case of NULL net_log.
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static NetLogWithSource Make(NetLog* net_log, NetLogSourceType source_type);
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// TODO(eroman): Temporary until crbug.com/467797 is solved.
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void CrashIfInvalid() const;
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const NetLogSource& source() const { return source_; }
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NetLog* net_log() const { return net_log_; }
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private:
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// TODO(eroman): Temporary until crbug.com/467797 is solved.
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enum Liveness {
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ALIVE = 0xCA11AB13,
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DEAD = 0xDEADBEEF,
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};
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NetLogWithSource(const NetLogSource& source, NetLog* net_log)
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: source_(source), net_log_(net_log) {}
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NetLogSource source_;
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NetLog* net_log_;
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// TODO(eroman): Temporary until crbug.com/467797 is solved.
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Liveness liveness_ = ALIVE;
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};
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} // namespace net
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#endif // NET_LOG_NET_LOG_WITH_SOURCE_H_
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