You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
53 lines
1.9 KiB
53 lines
1.9 KiB
//////////////////////////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// 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
|
|
}
|