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tailscale-android/libtailscale/callbacks.go

70 lines
1.5 KiB
Go

// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
package libtailscale
import (
"sync"
)
var (
// onVPNPrepared is notified when VpnService.prepare succeeds.
onVPNPrepared = make(chan struct{}, 1)
// onVPNClosed is notified when VpnService.prepare fails, or when
// the a running VPN connection is closed.
onVPNClosed = make(chan struct{}, 1)
// onVPNRevoked is notified whenever the VPN service is revoked.
onVPNRevoked = make(chan struct{}, 1)
// onVPNRequested receives global IPNService references when
// a VPN connection is requested.
onVPNRequested = make(chan IPNService)
// onDisconnect receives global IPNService references when
// disconnecting.
onDisconnect = make(chan IPNService)
// onGoogleToken receives google ID tokens.
onGoogleToken = make(chan string)
// onDNSConfigChanged is notified when the network changes and the DNS config needs to be updated.
onDNSConfigChanged = make(chan struct{}, 1)
)
func OnDnsConfigChanged() {
select {
case onDNSConfigChanged <- struct{}{}:
default:
}
}
func notifyVPNPrepared() {
select {
case onVPNPrepared <- struct{}{}:
default:
}
}
func notifyVPNRevoked() {
select {
case onVPNRevoked <- struct{}{}:
default:
}
}
func notifyVPNClosed() {
select {
case onVPNClosed <- struct{}{}:
default:
}
}
var android struct {
// mu protects all fields of this structure. However, once a
// non-nil jvm is returned from javaVM, all the other fields may
// be accessed unlocked.
mu sync.Mutex
// appCtx is the global Android App context.
appCtx AppContext
}