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////////////////////////////////////////////////////////////////////////////////////////////////// // // Data+Extensions.swift // Starscream // // Created by Dalton Cherry on 3/27/19. // Copyright © 2019 Vluxe. All rights reserved. // // Fix for deprecation warnings // // 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
internal extension Data { struct ByteError: Swift.Error {} #if swift(>=5.0) func withUnsafeBytes<ResultType, ContentType>(_ completion: (UnsafePointer<ContentType>) throws -> ResultType) rethrows -> ResultType { return try withUnsafeBytes { if let baseAddress = $0.baseAddress, $0.count > 0 { return try completion(baseAddress.assumingMemoryBound(to: ContentType.self)) } else { throw ByteError() } } } #endif #if swift(>=5.0) mutating func withUnsafeMutableBytes<ResultType, ContentType>(_ completion: (UnsafeMutablePointer<ContentType>) throws -> ResultType) rethrows -> ResultType { return try withUnsafeMutableBytes { if let baseAddress = $0.baseAddress, $0.count > 0 { return try completion(baseAddress.assumingMemoryBound(to: ContentType.self)) } else { throw ByteError() } } } #endif }
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