Files
appchk-app/GlassVPN/zhuhaow-NEKit/IPStack/Packet/TCPMutablePacket.swift
2020-03-24 21:12:58 +01:00

33 lines
1.2 KiB
Swift
Executable File

//import Foundation
//
//class TCPMutablePacket: IPMutablePacket {
// var sourcePort: Port {
// get {
// return Port(bytesInNetworkOrder: payload.bytes.advancedBy(IPHeaderLength))
// }
// set {
// setPort(sourcePort, newPort: newValue, at: 0)
// }
// }
//
// var destinationPort: Port {
// get {
// return Port(bytesInNetworkOrder: payload.bytes.advancedBy(IPHeaderLength + 2))
// }
// set {
// setPort(destinationPort, newPort: newValue, at: 2)
// }
// }
//
// override func updateChecksum(oldValue: UInt16, newValue: UInt16, type: ChangeType) {
// super.updateChecksum(oldValue, newValue: newValue, type: type)
// updateChecksum(oldValue, newValue: newValue, at: IPHeaderLength + 16)
// }
//
// // swiftlint:disable:next variable_name
// private func setPort(oldPort: Port, newPort: Port, at: Int) {
// payload.replaceBytesInRange(NSRange(location: at + IPHeaderLength, length: 2), withBytes: newPort.bytesInNetworkOrder, length: 2)
// updateChecksum(oldPort.valueInNetworkOrder, newValue: newPort.valueInNetworkOrder, type: .Port)
// }
//}