nftables/expr/notrack.go

39 lines
1.0 KiB
Go

// Copyright 2019 Google LLC. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package expr
import (
"github.com/mdlayher/netlink"
"golang.org/x/sys/unix"
)
type Notrack struct{}
func (e *Notrack) marshal() ([]byte, error) {
return netlink.MarshalAttributes([]netlink.Attribute{
{Type: unix.NFTA_EXPR_NAME, Data: []byte("notrack\x00")},
})
}
func (e *Notrack) unmarshal(data []byte) error {
ad, err := netlink.NewAttributeDecoder(data)
if err != nil {
return err
}
return ad.Err()
}