53 lines
1,006 B
Go
53 lines
1,006 B
Go
package devicepath
|
|
|
|
import (
|
|
"encoding/hex"
|
|
"errors"
|
|
"fmt"
|
|
"strconv"
|
|
"strings"
|
|
)
|
|
|
|
const macPrefix string = "MAC"
|
|
|
|
type MacDevicePath struct {
|
|
addr []byte
|
|
ifType uint8
|
|
}
|
|
|
|
func (mp *MacDevicePath) Type() DeviceNodeType {
|
|
return MessagingDevicePath
|
|
}
|
|
|
|
func (mp *MacDevicePath) SubType() DeviceNodeSubType {
|
|
return MacMessagingSubType
|
|
}
|
|
|
|
func (mp *MacDevicePath) Bytes() []byte {
|
|
return nil
|
|
}
|
|
|
|
func (mp *MacDevicePath) String() string {
|
|
return fmt.Sprintf("%s(%x,%d)", macPrefix, mp.addr, mp.ifType)
|
|
}
|
|
|
|
func (mp *MacDevicePath) ParseString(raw string) error {
|
|
if !checkStringFormat(raw, macPrefix, -1) {
|
|
return ErrMalformedString
|
|
}
|
|
args := strings.Split(raw[len(macPrefix)+1:len(raw)-1], ",")
|
|
if len(args) != 2 {
|
|
return errors.New("unexpected number of arguments")
|
|
}
|
|
if mac, err := hex.DecodeString(args[0]); err != nil {
|
|
return err
|
|
} else {
|
|
mp.addr = mac
|
|
}
|
|
if ifType, err := strconv.Atoi(args[1]); err != nil {
|
|
return err
|
|
} else {
|
|
mp.ifType = uint8(ifType)
|
|
}
|
|
return nil
|
|
}
|