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firefox/toolkit/components/telemetry/core/TelemetryHistogram.h
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

87 lines
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef TelemetryHistogram_h__
#define TelemetryHistogram_h__
#include "mozilla/TelemetryComms.h"
#include "mozilla/TelemetryHistogramEnums.h"
#include "mozilla/TelemetryProcessEnums.h"
#include "nsXULAppAPI.h"
#include "TelemetryCommon.h"
// This module is internal to Telemetry. It encapsulates Telemetry's
// histogram accumulation and storage logic. It should only be used by
// Telemetry.cpp. These functions should not be used anywhere else.
// For the public interface to Telemetry functionality, see Telemetry.h.
namespace TelemetryHistogram {
void InitializeGlobalState(bool canRecordBase, bool canRecordExtended);
void DeInitializeGlobalState();
#ifdef DEBUG
bool GlobalStateHasBeenInitialized();
#endif
bool CanRecordBase();
void SetCanRecordBase(bool b);
bool CanRecordExtended();
void SetCanRecordExtended(bool b);
void InitHistogramRecordingEnabled();
void Accumulate(mozilla::Telemetry::HistogramID aHistogram, uint32_t aSample);
void Accumulate(mozilla::Telemetry::HistogramID aHistogram,
const nsTArray<uint32_t>& aSamples);
void Accumulate(mozilla::Telemetry::HistogramID aID, const nsCString& aKey,
uint32_t aSample);
void AccumulateCategorical(mozilla::Telemetry::HistogramID aId,
const nsCString& aLabel);
void AccumulateChild(
mozilla::Telemetry::ProcessID aProcessType,
const nsTArray<mozilla::Telemetry::HistogramAccumulation>& aAccumulations);
void AccumulateChildKeyed(
mozilla::Telemetry::ProcessID aProcessType,
const nsTArray<mozilla::Telemetry::KeyedHistogramAccumulation>&
aAccumulations);
/**
* Append the list of registered stores to the given set.
*/
nsresult GetAllStores(mozilla::Telemetry::Common::StringHashSet& set);
nsresult GetCategoricalHistogramLabels(JSContext* aCx,
JS::MutableHandle<JS::Value> aResult);
nsresult GetHistogramById(const nsACString& name, JSContext* cx,
JS::MutableHandle<JS::Value> ret);
nsresult GetKeyedHistogramById(const nsACString& name, JSContext* cx,
JS::MutableHandle<JS::Value> ret);
const char* GetHistogramName(mozilla::Telemetry::HistogramID id);
uint8_t GetHistogramType(mozilla::Telemetry::HistogramID id);
nsresult CreateHistogramSnapshots(JSContext* aCx,
JS::MutableHandle<JS::Value> aResult,
const nsACString& aStore,
unsigned int aDataset, bool aClearSubsession,
bool aFilterTest = false);
nsresult GetKeyedHistogramSnapshots(JSContext* aCx,
JS::MutableHandle<JS::Value> aResult,
const nsACString& aStore,
unsigned int aDataset,
bool aClearSubsession,
bool aFilterTest = false);
size_t GetHistogramSizesOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf);
} // namespace TelemetryHistogram
#endif // TelemetryHistogram_h__