Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 103 insertions, 0 deletions

diff --git a/toolkit/components/telemetry/core/TelemetryUserInteraction.cpp b/toolkit/components/telemetry/core/TelemetryUserInteraction.cpp
new file mode 100644
index 0000000000..8de3666992
--- /dev/null
+++ b/toolkit/components/telemetry/core/TelemetryUserInteraction.cpp
@@ -0,0 +1,103 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#include "nsAString.h"
+#include "nsClassHashtable.h"
+#include "nsITelemetry.h"
+#include "MainThreadUtils.h"
+#include "TelemetryUserInteraction.h"
+#include "TelemetryUserInteractionData.h"
+#include "TelemetryUserInteractionNameMap.h"
+#include "UserInteractionInfo.h"
+
+using mozilla::Telemetry::UserInteractionIDByNameLookup;
+
+////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////
+//
+// PRIVATE TYPES
+namespace {
+
+struct UserInteractionKey {
+  uint32_t id;
+};
+
+}  // namespace
+
+////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////
+//
+// PRIVATE STATE, SHARED BY ALL THREADS
+
+namespace {
+// Set to true once this global state has been initialized.
+bool gInitDone = false;
+
+bool gCanRecordBase;
+bool gCanRecordExtended;
+}  // namespace
+
+namespace {
+// Implements the methods for UserInteractionInfo.
+const char* UserInteractionInfo::name() const {
+  return &gUserInteractionsStringTable[this->name_offset];
+}
+
+}  // namespace
+
+////////////////////////////////////////////////////////////////////////
+////////////////////////////////////////////////////////////////////////
+//
+// EXTERNALLY VISIBLE FUNCTIONS in namespace TelemetryUserInteraction::
+
+void TelemetryUserInteraction::InitializeGlobalState(bool aCanRecordBase,
+                                                     bool aCanRecordExtended) {
+  if (!XRE_IsParentProcess()) {
+    return;
+  }
+
+  MOZ_ASSERT(NS_IsMainThread());
+  MOZ_ASSERT(!gInitDone,
+             "TelemetryUserInteraction::InitializeGlobalState "
+             "may only be called once");
+
+  gCanRecordBase = aCanRecordBase;
+  gCanRecordExtended = aCanRecordExtended;
+  gInitDone = true;
+}
+
+void TelemetryUserInteraction::DeInitializeGlobalState() {
+  if (!XRE_IsParentProcess()) {
+    return;
+  }
+
+  MOZ_ASSERT(NS_IsMainThread());
+  MOZ_ASSERT(gInitDone);
+  if (!gInitDone) {
+    return;
+  }
+
+  gInitDone = false;
+}
+
+bool TelemetryUserInteraction::CanRecord(const nsAString& aName) {
+  if (!gCanRecordBase) {
+    return false;
+  }
+
+  nsCString name = NS_ConvertUTF16toUTF8(aName);
+  const uint32_t idx = UserInteractionIDByNameLookup(name);
+
+  MOZ_DIAGNOSTIC_ASSERT(
+      idx < mozilla::Telemetry::UserInteractionID::UserInteractionCount,
+      "Intermediate lookup should always give a valid index.");
+
+  if (name.Equals(gUserInteractions[idx].name())) {
+    return true;
+  }
+
+  return false;
+}