mirror of
https://github.com/mozilla/gecko-dev.git
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134 lines
3.9 KiB
C++
134 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#include "Telemetry.h"
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#include "TelemetryCommon.h"
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#include "WebrtcTelemetry.h"
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#include "jsapi.h"
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#include "nsPrintfCString.h"
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#include "nsTHashtable.h"
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using mozilla::Telemetry::Common::AutoHashtable;
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void
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WebrtcTelemetry::RecordIceCandidateMask(const uint32_t iceCandidateBitmask,
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const bool success,
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const bool loop)
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{
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WebrtcIceCandidateType *entry = mWebrtcIceCandidates.GetEntry(iceCandidateBitmask);
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if (!entry) {
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entry = mWebrtcIceCandidates.PutEntry(iceCandidateBitmask);
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if (MOZ_UNLIKELY(!entry))
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return;
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}
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if (loop) {
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if (success) {
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entry->mData.loop.successCount++;
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} else {
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entry->mData.loop.failureCount++;
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}
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} else {
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if (success) {
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entry->mData.webrtc.successCount++;
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} else {
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entry->mData.webrtc.failureCount++;
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}
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}
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}
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bool
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ReflectIceEntry(const WebrtcTelemetry::WebrtcIceCandidateType *entry,
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const WebrtcTelemetry::WebrtcIceCandidateStats *stat, JSContext *cx,
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JS::Handle<JSObject*> obj)
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{
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if ((stat->successCount == 0) && (stat->failureCount == 0))
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return true;
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const uint32_t &bitmask = entry->GetKey();
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JS::Rooted<JSObject*> statsObj(cx, JS_NewPlainObject(cx));
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if (!statsObj)
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return false;
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if (!JS_DefineProperty(cx, obj,
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nsPrintfCString("%lu", bitmask).BeginReading(),
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statsObj, JSPROP_ENUMERATE)) {
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return false;
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}
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if (stat->successCount && !JS_DefineProperty(cx, statsObj, "successCount",
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stat->successCount,
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JSPROP_ENUMERATE)) {
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return false;
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}
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if (stat->failureCount && !JS_DefineProperty(cx, statsObj, "failureCount",
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stat->failureCount,
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JSPROP_ENUMERATE)) {
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return false;
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}
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return true;
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}
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bool
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ReflectIceWebrtc(WebrtcTelemetry::WebrtcIceCandidateType *entry, JSContext *cx,
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JS::Handle<JSObject*> obj)
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{
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return ReflectIceEntry(entry, &entry->mData.webrtc, cx, obj);
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}
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bool
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ReflectIceLoop(WebrtcTelemetry::WebrtcIceCandidateType *entry, JSContext *cx,
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JS::Handle<JSObject*> obj)
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{
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return ReflectIceEntry(entry, &entry->mData.loop, cx, obj);
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}
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bool
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WebrtcTelemetry::AddIceInfo(JSContext *cx, JS::Handle<JSObject*> iceObj,
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const bool loop)
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{
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JS::Rooted<JSObject*> statsObj(cx, JS_NewPlainObject(cx));
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if (!statsObj)
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return false;
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AutoHashtable<WebrtcIceCandidateType>::ReflectEntryFunc reflectFunction =
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loop ? ReflectIceLoop : ReflectIceWebrtc;
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if (!mWebrtcIceCandidates.ReflectIntoJS(reflectFunction, cx, statsObj)) {
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return false;
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}
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return JS_DefineProperty(cx, iceObj, loop ? "loop" : "webrtc",
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statsObj, JSPROP_ENUMERATE);
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}
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bool
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WebrtcTelemetry::GetWebrtcStats(JSContext *cx, JS::MutableHandle<JS::Value> ret)
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{
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JS::Rooted<JSObject*> root_obj(cx, JS_NewPlainObject(cx));
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if (!root_obj)
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return false;
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ret.setObject(*root_obj);
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JS::Rooted<JSObject*> ice_obj(cx, JS_NewPlainObject(cx));
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if (!ice_obj)
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return false;
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JS_DefineProperty(cx, root_obj, "IceCandidatesStats", ice_obj,
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JSPROP_ENUMERATE);
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if (!AddIceInfo(cx, ice_obj, false))
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return false;
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if (!AddIceInfo(cx, ice_obj, true))
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return false;
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return true;
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}
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size_t
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WebrtcTelemetry::SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const
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{
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return mWebrtcIceCandidates.ShallowSizeOfExcludingThis(aMallocSizeOf);
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}
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