43ee3b33fc
TelemetrySession's getKeyedHistograms asks for each keyed histogram individually. This is inefficient and doesn't work well with the storage refactor. So, plumb through a subsession keyed histogram snapshot API and convert TelemetrySession over to using it. MozReview-Commit-ID: Af9dTqw99UA
87 lines
3.1 KiB
C++
87 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef TelemetryHistogram_h__
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#define TelemetryHistogram_h__
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#include "mozilla/TelemetryHistogramEnums.h"
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#include "mozilla/TelemetryProcessEnums.h"
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#include "mozilla/TelemetryComms.h"
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#include "nsXULAppAPI.h"
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// This module is internal to Telemetry. It encapsulates Telemetry's
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// histogram accumulation and storage logic. It should only be used by
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// Telemetry.cpp. These functions should not be used anywhere else.
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// For the public interface to Telemetry functionality, see Telemetry.h.
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namespace TelemetryHistogram {
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void InitializeGlobalState(bool canRecordBase, bool canRecordExtended);
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void DeInitializeGlobalState();
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#ifdef DEBUG
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bool GlobalStateHasBeenInitialized();
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#endif
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bool CanRecordBase();
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void SetCanRecordBase(bool b);
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bool CanRecordExtended();
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void SetCanRecordExtended(bool b);
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void InitHistogramRecordingEnabled();
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void SetHistogramRecordingEnabled(mozilla::Telemetry::HistogramID aID, bool aEnabled);
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nsresult SetHistogramRecordingEnabled(const nsACString &id, bool aEnabled);
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void Accumulate(mozilla::Telemetry::HistogramID aHistogram, uint32_t aSample);
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void Accumulate(mozilla::Telemetry::HistogramID aID, const nsCString& aKey,
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uint32_t aSample);
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void Accumulate(const char* name, uint32_t sample);
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void Accumulate(const char* name, const nsCString& key, uint32_t sample);
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void AccumulateCategorical(mozilla::Telemetry::HistogramID aId, const nsCString& aLabel);
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void AccumulateChild(mozilla::Telemetry::ProcessID aProcessType,
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const nsTArray<mozilla::Telemetry::Accumulation>& aAccumulations);
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void AccumulateChildKeyed(mozilla::Telemetry::ProcessID aProcessType,
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const nsTArray<mozilla::Telemetry::KeyedAccumulation>& aAccumulations);
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nsresult
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GetHistogramById(const nsACString &name, JSContext *cx,
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JS::MutableHandle<JS::Value> ret);
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nsresult
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GetKeyedHistogramById(const nsACString &name, JSContext *cx,
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JS::MutableHandle<JS::Value> ret);
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const char*
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GetHistogramName(mozilla::Telemetry::HistogramID id);
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nsresult
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CreateHistogramSnapshots(JSContext *cx, JS::MutableHandle<JS::Value> ret,
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bool subsession, bool clearSubsession);
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nsresult
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RegisteredHistograms(uint32_t aDataset, uint32_t *aCount,
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char*** aHistograms);
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nsresult
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RegisteredKeyedHistograms(uint32_t aDataset, uint32_t *aCount,
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char*** aHistograms);
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nsresult
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GetKeyedHistogramSnapshots(JSContext *cx, JS::MutableHandle<JS::Value> ret,
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bool subsession, bool clearSubsession);
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size_t
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GetMapShallowSizesOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf);
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size_t
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GetHistogramSizesofIncludingThis(mozilla::MallocSizeOf aMallocSizeOf);
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} // namespace TelemetryHistogram
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#endif // TelemetryHistogram_h__
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