chore: refine code struct

app/tun/device/gvisor/errors.generated.go

@@ -1,4 +1,4 @@
-package tun
+package gvisor
 
 import "github.com/v2fly/v2ray-core/v5/common/errors"
 

app/tun/device/gvisor/gvisor.go

@@ -1,3 +1,3 @@
-package tun
+package gvisor
 
 //go:generate go run github.com/v2fly/v2ray-core/v5/common/errors/errorgen

app/tun/device/gvisor/gvisor_linux.go

@@ -2,7 +2,7 @@
 // +build linux
 // +build linux,amd64 linux,arm64
 
-package tun
+package gvisor
 
 import (
 	"fmt"
@@ -21,7 +21,7 @@ const (
 	ifReqSize = unix.IFNAMSIZ + 64
 )
 
-type TUN struct {
+type GvisorTUN struct {
 	stack.LinkEndpoint
 
 	options device.Options
@@ -31,7 +31,7 @@ type TUN struct {
 }
 
 func New(options device.Options) (device.Device, error) {
-	t := &TUN{options: options}
+	t := &GvisorTUN{options: options}
 
 	if len(options.Name) > unix.IFNAMSIZ {
 		return nil, newError("name too long").AtError()
@@ -72,7 +72,7 @@ func New(options device.Options) (device.Device, error) {
 	return t, nil
 }
 
-func (t *TUN) Close() error {
+func (t *GvisorTUN) Close() error {
 	return unix.Close(t.fd)
 }
 

app/tun/device/gvisor/gvisor_others.go

@@ -0,0 +1,10 @@
+//go:build !linux || (linux && !(amd64 || arm64))
+// +build !linux linux,!amd64,!arm64
+
+package gvisor
+
+import "github.com/v2fly/v2ray-core/v5/app/tun/device"
+
+func New(options device.Options) (device.Device, error) {
+	return nil, newError("not supported").AtError()
+}

app/tun/tun.go

@@ -8,7 +8,7 @@ import (
 
 	core "github.com/v2fly/v2ray-core/v5"
 	"github.com/v2fly/v2ray-core/v5/app/tun/device"
-	"github.com/v2fly/v2ray-core/v5/app/tun/device/tun"
+	"github.com/v2fly/v2ray-core/v5/app/tun/device/gvisor"
 	"github.com/v2fly/v2ray-core/v5/common"
 	"github.com/v2fly/v2ray-core/v5/features/policy"
 	"github.com/v2fly/v2ray-core/v5/features/routing"
@@ -31,7 +31,7 @@ func (t *TUN) Type() interface{} {
 }
 
 func (t *TUN) Start() error {
-	DeviceConstructor := tun.New
+	DeviceConstructor := gvisor.New
 	device, err := DeviceConstructor(device.Options{
 		Name: t.config.Name,
 		MTU:  t.config.Mtu,

main/distro/all/all.go

@@ -34,6 +34,7 @@ import (
 	_ "github.com/v2fly/v2ray-core/v5/app/instman"
 	_ "github.com/v2fly/v2ray-core/v5/app/observatory"
 	_ "github.com/v2fly/v2ray-core/v5/app/restfulapi"
+	_ "github.com/v2fly/v2ray-core/v5/app/tun"
 
 	// Inbound and outbound proxies.
 	_ "github.com/v2fly/v2ray-core/v5/proxy/blackhole"

main/distro/all/tun.go

@@ -1,9 +0,0 @@
-//go:build linux && ((linux && amd64) || (linux && arm64))
-// +build linux
-// +build linux,amd64 linux,arm64
-
-package all
-
-import (
-	_ "github.com/v2fly/v2ray-core/v5/app/tun"
-)