Newer
■
■
■
■
■
■
■
■
■
■
Older
58 lines
|
1.511kb
| 1 |
// |
|
| 2 |
// Data.swift |
|
| 3 |
// USB Meter |
|
| 4 |
// |
|
| 5 |
// Created by Bogdan Timofte on 08/03/2020. |
|
| 6 |
// Copyright © 2020 Bogdan Timofte. All rights reserved. |
|
| 7 |
// |
|
| 8 | ||
| 9 |
import Foundation |
|
| 10 | ||
| 11 |
extension Data {
|
|
| 12 | ||
| 13 |
var hexEncodedStringValue : String {
|
|
| 14 |
get{
|
|
| 15 |
return map { String(format: "%02hhx", $0) }.joined()
|
|
| 16 |
} |
|
| 17 |
} |
|
| 18 |
//Ceva mostenit |
|
| 19 |
// init<T>(from value: T) {
|
|
| 20 |
// var value = value |
|
| 21 |
// self.init(buffer: UnsafeBufferPointer(start: &value, count: 1)) |
|
| 22 |
// } |
|
| 23 | ||
| 24 |
func value<T>(from: Int) -> T {
|
|
| 25 |
let to = from + MemoryLayout<T>.size |
|
| 26 |
//track("size: \(self.count) from:\(from) to:\(to)")
|
|
| 27 |
return self.subdata(in: from..<to).withUnsafeBytes { $0.load(as: T.self) }
|
|
| 28 |
} |
|
| 29 | ||
| 30 |
func value<T>() -> T {
|
|
| 31 |
return self.withUnsafeBytes { $0.load(as: T.self) }
|
|
| 32 |
} |
|
| 33 | ||
| 34 |
func subdata(in range: ClosedRange<Index>) -> Data {
|
|
| 35 |
return subdata(in: range.lowerBound ..< range.upperBound) |
|
| 36 |
} |
|
| 37 | ||
| 38 |
func subdata(from: Int, length: Int) -> Data {
|
|
| 39 |
return subdata(in: self.startIndex + from ..< self.startIndex.advanced(by: from + length)) |
|
| 40 |
} |
|
| 41 | ||
| 42 |
func subdata(from: Int, to: Int) -> Data {
|
|
| 43 |
return subdata(in: self.startIndex + from ... self.startIndex.advanced(by: to)) |
|
| 44 |
} |
|
| 45 | ||
| 46 | ||
| 47 |
var utf8String: String {
|
|
| 48 |
return string(as: .utf8) |
|
| 49 |
} |
|
| 50 | ||
| 51 |
var asciiString: String {
|
|
| 52 |
return string(as: .ascii) |
|
| 53 |
} |
|
| 54 | ||
| 55 |
func string(as encoding: String.Encoding) -> String {
|
|
| 56 |
return String(data: self, encoding: encoding) ?? "" |
|
| 57 |
} |
|
| 58 |
} |