Update dependencies

vendor/tailscale.com/wgengine/wgcfg/device.go

@@ -0,0 +1,68 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
+package wgcfg
+
+import (
+	"io"
+	"sort"
+
+	"github.com/tailscale/wireguard-go/conn"
+	"github.com/tailscale/wireguard-go/device"
+	"github.com/tailscale/wireguard-go/tun"
+	"tailscale.com/types/logger"
+	"tailscale.com/util/multierr"
+)
+
+// NewDevice returns a wireguard-go Device configured for Tailscale use.
+func NewDevice(tunDev tun.Device, bind conn.Bind, logger *device.Logger) *device.Device {
+	ret := device.NewDevice(tunDev, bind, logger)
+	ret.DisableSomeRoamingForBrokenMobileSemantics()
+	return ret
+}
+
+func DeviceConfig(d *device.Device) (*Config, error) {
+	r, w := io.Pipe()
+	errc := make(chan error, 1)
+	go func() {
+		errc <- d.IpcGetOperation(w)
+		w.Close()
+	}()
+	cfg, fromErr := FromUAPI(r)
+	r.Close()
+	getErr := <-errc
+	err := multierr.New(getErr, fromErr)
+	if err != nil {
+		return nil, err
+	}
+	sort.Slice(cfg.Peers, func(i, j int) bool {
+		return cfg.Peers[i].PublicKey.Less(cfg.Peers[j].PublicKey)
+	})
+	return cfg, nil
+}
+
+// ReconfigDevice replaces the existing device configuration with cfg.
+func ReconfigDevice(d *device.Device, cfg *Config, logf logger.Logf) (err error) {
+	defer func() {
+		if err != nil {
+			logf("wgcfg.Reconfig failed: %v", err)
+		}
+	}()
+
+	prev, err := DeviceConfig(d)
+	if err != nil {
+		return err
+	}
+
+	r, w := io.Pipe()
+	errc := make(chan error, 1)
+	go func() {
+		errc <- d.IpcSetOperation(r)
+		r.Close()
+	}()
+
+	toErr := cfg.ToUAPI(logf, w, prev)
+	w.Close()
+	setErr := <-errc
+	return multierr.New(setErr, toErr)
+}