// // Common.swift // BlueSocket // // Created by Sung, Danny on 2021-04-11. // Copyright © 2021 Kitura project. 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. // import Foundation struct Common { // a simple mutation to ensure client is reading data properly static func mutateData(data: Data) -> Data { var outData = Data() data.forEach { byte in let newByte = UInt8( (Int(byte)+1) & 0xff ) outData.append(newByte) } return outData } }