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package dhcpv6
// This module defines the optRelayMsg structure.
// https://www.ietf.org/rfc/rfc3315.txt
import (
"fmt"
)
// OptRelayMessage embeds a message in a relay option.
func OptRelayMessage(msg DHCPv6) Option {
return &optRelayMsg{Msg: msg}
}
type optRelayMsg struct {
Msg DHCPv6
}
func (op *optRelayMsg) Code() OptionCode {
return OptionRelayMsg
}
func (op *optRelayMsg) ToBytes() []byte {
return op.Msg.ToBytes()
}
func (op *optRelayMsg) String() string {
return fmt.Sprintf("%s: %v", op.Code(), op.Msg)
}
// LongString returns a multi-line string representation of the relay message data.
func (op *optRelayMsg) LongString(indent int) string {
return fmt.Sprintf("%s: %v", op.Code(), op.Msg.LongString(indent))
}
// build an optRelayMsg structure from a sequence of bytes.
// The input data does not include option code and length bytes.
func parseOptRelayMsg(data []byte) (*optRelayMsg, error) {
var err error
var opt optRelayMsg
opt.Msg, err = FromBytes(data)
if err != nil {
return nil, err
}
return &opt, nil
}
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