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-rw-r--r--dom/geolocation/nsGeoPositionIPCSerialiser.h134
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diff --git a/dom/geolocation/nsGeoPositionIPCSerialiser.h b/dom/geolocation/nsGeoPositionIPCSerialiser.h
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+/* -*- 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/. */
+
+#ifndef dom_src_geolocation_IPC_serialiser
+#define dom_src_geolocation_IPC_serialiser
+
+#include "ipc/IPCMessageUtils.h"
+#include "mozilla/dom/GeolocationPosition.h"
+#include "nsIDOMGeoPosition.h"
+
+namespace IPC {
+
+template <>
+struct ParamTraits<nsIDOMGeoPositionCoords*> {
+ // Function to serialize a geoposition
+ static void Write(MessageWriter* aWriter, nsIDOMGeoPositionCoords* aParam) {
+ bool isNull = !aParam;
+ WriteParam(aWriter, isNull);
+ // If it is a null object, then we are done
+ if (isNull) return;
+
+ double coordData;
+
+ aParam->GetLatitude(&coordData);
+ WriteParam(aWriter, coordData);
+
+ aParam->GetLongitude(&coordData);
+ WriteParam(aWriter, coordData);
+
+ aParam->GetAltitude(&coordData);
+ WriteParam(aWriter, coordData);
+
+ aParam->GetAccuracy(&coordData);
+ WriteParam(aWriter, coordData);
+
+ aParam->GetAltitudeAccuracy(&coordData);
+ WriteParam(aWriter, coordData);
+
+ aParam->GetHeading(&coordData);
+ WriteParam(aWriter, coordData);
+
+ aParam->GetSpeed(&coordData);
+ WriteParam(aWriter, coordData);
+ }
+
+ // Function to de-serialize a geoposition
+ static bool Read(MessageReader* aReader,
+ RefPtr<nsIDOMGeoPositionCoords>* aResult) {
+ // Check if it is the null pointer we have transfered
+ bool isNull;
+ if (!ReadParam(aReader, &isNull)) return false;
+
+ if (isNull) {
+ *aResult = nullptr;
+ return true;
+ }
+
+ double latitude;
+ double longitude;
+ double altitude;
+ double accuracy;
+ double altitudeAccuracy;
+ double heading;
+ double speed;
+
+ // It's not important to us where it fails, but rather if it fails
+ if (!(ReadParam(aReader, &latitude) && ReadParam(aReader, &longitude) &&
+ ReadParam(aReader, &altitude) && ReadParam(aReader, &accuracy) &&
+ ReadParam(aReader, &altitudeAccuracy) &&
+ ReadParam(aReader, &heading) && ReadParam(aReader, &speed)))
+ return false;
+
+ // We now have all the data
+ *aResult = new nsGeoPositionCoords(latitude, /* aLat */
+ longitude, /* aLong */
+ altitude, /* aAlt */
+ accuracy, /* aHError */
+ altitudeAccuracy, /* aVError */
+ heading, /* aHeading */
+ speed /* aSpeed */
+ );
+ return true;
+ }
+};
+
+template <>
+struct ParamTraits<nsIDOMGeoPosition*> {
+ // Function to serialize a geoposition
+ static void Write(MessageWriter* aWriter, nsIDOMGeoPosition* aParam) {
+ bool isNull = !aParam;
+ WriteParam(aWriter, isNull);
+ // If it is a null object, then we are done
+ if (isNull) return;
+
+ EpochTimeStamp timeStamp;
+ aParam->GetTimestamp(&timeStamp);
+ WriteParam(aWriter, timeStamp);
+
+ nsCOMPtr<nsIDOMGeoPositionCoords> coords;
+ aParam->GetCoords(getter_AddRefs(coords));
+ WriteParam(aWriter, coords);
+ }
+
+ // Function to de-serialize a geoposition
+ static bool Read(MessageReader* aReader, RefPtr<nsIDOMGeoPosition>* aResult) {
+ // Check if it is the null pointer we have transfered
+ bool isNull;
+ if (!ReadParam(aReader, &isNull)) return false;
+
+ if (isNull) {
+ *aResult = nullptr;
+ return true;
+ }
+
+ EpochTimeStamp timeStamp;
+ RefPtr<nsIDOMGeoPositionCoords> coords;
+
+ // It's not important to us where it fails, but rather if it fails
+ if (!ReadParam(aReader, &timeStamp) || !ReadParam(aReader, &coords)) {
+ return false;
+ }
+
+ *aResult = new nsGeoPosition(coords, timeStamp);
+
+ return true;
+ };
+};
+
+} // namespace IPC
+
+#endif