rclnodejs/rosidl_gen/deallocator.js

ROS2.0 JavaScript client with Node.js

// Copyright (c) 2017 Intel Corporation. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

'use strict';

const rclnodejs = require('../lib/native_loader.js');

let deallocator = {
  delayFreeStructMember(refObj, type, name) {
    return rclnodejs.createArrayBufferCleaner(
      refObj.ref(),
      type.fields[name].offset
    );
  },
  freeStructMember(refObj, type, name) {
    if (refObj.ref().length !== 0) {
      rclnodejs.freeMemeoryAtOffset(
        refObj.ref().hexAddress(),
        type.fields[name].offset
      );
    }
  },
};

module.exports = deallocator;