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Various tweaks

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Neil Alexander 2023-02-08 22:56:37 +00:00
parent 0245b6db5e
commit 9ce78d5007
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GPG key ID: A02A2019A2BB0944
9 changed files with 471 additions and 18 deletions
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16
Yggdrasil Network Extension/PacketTunnelProvider.swift
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@ -9,24 +9,28 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
private var readThread: Thread?
private var writeThread: Thread?
private var writeBuffer = Data(count: 65535)
private let readBuffer = NSMutableData(length: 65535)
private let writeBuffer = Data(count: 65535)
@objc func readPacketsFromTun() {
autoreleasepool {
self.packetFlow.readPackets { (packets: [Data], protocols: [NSNumber]) in
self.packetFlow.readPackets { (packets: [Data], protocols: [NSNumber]) in
autoreleasepool {
for packet in packets {
try? self.yggdrasil.sendBuffer(packet, length: packet.count)
}
self.readPacketsFromTun()
}
self.readPacketsFromTun()
}
}
@objc func writePacketsToTun() {
var n: Int = 0
let readData = Data(bytesNoCopy: readBuffer!.mutableBytes, count: 65535, deallocator: .none)
while true {
autoreleasepool {
if let data = try? self.yggdrasil.recv() {
self.packetFlow.writePackets([data], withProtocols: [NSNumber](repeating: AF_INET6 as NSNumber, count: 1))
try? self.yggdrasil.recvBuffer(readBuffer as Data?, ret0_: &n)
if n > 0 {
self.packetFlow.writePackets([readData[..<n]], withProtocols: [NSNumber](repeating: AF_INET6 as NSNumber, count: 1))
}
}
}