mirror of https://github.com/k3s-io/k3s
75 lines
1.4 KiB
Go
75 lines
1.4 KiB
Go
package nl
|
|
|
|
import (
|
|
"fmt"
|
|
"unsafe"
|
|
)
|
|
|
|
const (
|
|
SizeofBridgeVlanInfo = 0x04
|
|
)
|
|
|
|
/* Bridge Flags */
|
|
const (
|
|
BRIDGE_FLAGS_MASTER = iota /* Bridge command to/from master */
|
|
BRIDGE_FLAGS_SELF /* Bridge command to/from lowerdev */
|
|
)
|
|
|
|
/* Bridge management nested attributes
|
|
* [IFLA_AF_SPEC] = {
|
|
* [IFLA_BRIDGE_FLAGS]
|
|
* [IFLA_BRIDGE_MODE]
|
|
* [IFLA_BRIDGE_VLAN_INFO]
|
|
* }
|
|
*/
|
|
const (
|
|
IFLA_BRIDGE_FLAGS = iota
|
|
IFLA_BRIDGE_MODE
|
|
IFLA_BRIDGE_VLAN_INFO
|
|
)
|
|
|
|
const (
|
|
BRIDGE_VLAN_INFO_MASTER = 1 << iota
|
|
BRIDGE_VLAN_INFO_PVID
|
|
BRIDGE_VLAN_INFO_UNTAGGED
|
|
BRIDGE_VLAN_INFO_RANGE_BEGIN
|
|
BRIDGE_VLAN_INFO_RANGE_END
|
|
)
|
|
|
|
// struct bridge_vlan_info {
|
|
// __u16 flags;
|
|
// __u16 vid;
|
|
// };
|
|
|
|
type BridgeVlanInfo struct {
|
|
Flags uint16
|
|
Vid uint16
|
|
}
|
|
|
|
func (b *BridgeVlanInfo) Serialize() []byte {
|
|
return (*(*[SizeofBridgeVlanInfo]byte)(unsafe.Pointer(b)))[:]
|
|
}
|
|
|
|
func DeserializeBridgeVlanInfo(b []byte) *BridgeVlanInfo {
|
|
return (*BridgeVlanInfo)(unsafe.Pointer(&b[0:SizeofBridgeVlanInfo][0]))
|
|
}
|
|
|
|
func (b *BridgeVlanInfo) PortVID() bool {
|
|
return b.Flags&BRIDGE_VLAN_INFO_PVID > 0
|
|
}
|
|
|
|
func (b *BridgeVlanInfo) EngressUntag() bool {
|
|
return b.Flags&BRIDGE_VLAN_INFO_UNTAGGED > 0
|
|
}
|
|
|
|
func (b *BridgeVlanInfo) String() string {
|
|
return fmt.Sprintf("%+v", *b)
|
|
}
|
|
|
|
/* New extended info filters for IFLA_EXT_MASK */
|
|
const (
|
|
RTEXT_FILTER_VF = 1 << iota
|
|
RTEXT_FILTER_BRVLAN
|
|
RTEXT_FILTER_BRVLAN_COMPRESSED
|
|
)
|