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tun: allow special methods in NativeTun

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This commit is contained in:
Jason A. Donenfeld
2019-03-01 00:05:57 +01:00
parent 88ff67fb6f
commit 967d1a0f3d
6 changed files with 65 additions and 65 deletions
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24
tun/tun_openbsd.go
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@@ -25,7 +25,7 @@ type ifreq_mtu struct {
const _TUNSIFMODE = 0x8004745d
type nativeTun struct {
type NativeTun struct {
name string
tunFile *os.File
events chan TUNEvent
@@ -33,7 +33,7 @@ type nativeTun struct {
routeSocket int
}
func (tun *nativeTun) routineRouteListener(tunIfindex int) {
func (tun *NativeTun) routineRouteListener(tunIfindex int) {
var (
statusUp bool
statusMTU int
@@ -131,7 +131,7 @@ func CreateTUN(name string, mtu int) (TUNDevice, error) {
if err == nil && name == "tun" {
fname := os.Getenv("WG_TUN_NAME_FILE")
if fname != "" {
ioutil.WriteFile(fname, []byte(tun.(*nativeTun).name+"\n"), 0400)
ioutil.WriteFile(fname, []byte(tun.(*NativeTun).name+"\n"), 0400)
}
}
@@ -140,7 +140,7 @@ func CreateTUN(name string, mtu int) (TUNDevice, error) {
func CreateTUNFromFile(file *os.File, mtu int) (TUNDevice, error) {
tun := &nativeTun{
tun := &NativeTun{
tunFile: file,
events: make(chan TUNEvent, 10),
errors: make(chan error, 1),
@@ -181,7 +181,7 @@ func CreateTUNFromFile(file *os.File, mtu int) (TUNDevice, error) {
return tun, nil
}
func (tun *nativeTun) Name() (string, error) {
func (tun *NativeTun) Name() (string, error) {
gostat, err := tun.tunFile.Stat()
if err != nil {
tun.name = ""
@@ -192,15 +192,15 @@ func (tun *nativeTun) Name() (string, error) {
return tun.name, nil
}
func (tun *nativeTun) File() *os.File {
func (tun *NativeTun) File() *os.File {
return tun.tunFile
}
func (tun *nativeTun) Events() chan TUNEvent {
func (tun *NativeTun) Events() chan TUNEvent {
return tun.events
}
func (tun *nativeTun) Read(buff []byte, offset int) (int, error) {
func (tun *NativeTun) Read(buff []byte, offset int) (int, error) {
select {
case err := <-tun.errors:
return 0, err
@@ -214,7 +214,7 @@ func (tun *nativeTun) Read(buff []byte, offset int) (int, error) {
}
}
func (tun *nativeTun) Write(buff []byte, offset int) (int, error) {
func (tun *NativeTun) Write(buff []byte, offset int) (int, error) {
// reserve space for header
@@ -237,7 +237,7 @@ func (tun *nativeTun) Write(buff []byte, offset int) (int, error) {
return tun.tunFile.Write(buff)
}
func (tun *nativeTun) Close() error {
func (tun *NativeTun) Close() error {
var err2 error
err1 := tun.tunFile.Close()
if tun.routeSocket != -1 {
@@ -253,7 +253,7 @@ func (tun *nativeTun) Close() error {
return err2
}
func (tun *nativeTun) setMTU(n int) error {
func (tun *NativeTun) setMTU(n int) error {
// open datagram socket
var fd int
@@ -290,7 +290,7 @@ func (tun *nativeTun) setMTU(n int) error {
return nil
}
func (tun *nativeTun) MTU() (int, error) {
func (tun *NativeTun) MTU() (int, error) {
// open datagram socket
fd, err := unix.Socket(