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package dhcpv6
// This module defines the OptBootFileURL structure.
// https://www.ietf.org/rfc/rfc5970.txt
import (
"encoding/binary"
"fmt"
)
type OptBootFileURL struct {
bootFileUrl []byte
}
func (op *OptBootFileURL) Code() OptionCode {
return OPT_BOOTFILE_URL
}
func (op *OptBootFileURL) ToBytes() []byte {
buf := make([]byte, 4)
binary.BigEndian.PutUint16(buf[0:2], uint16(OPT_BOOTFILE_URL))
binary.BigEndian.PutUint16(buf[2:4], uint16(len(op.bootFileUrl)))
buf = append(buf, op.bootFileUrl...)
return buf
}
func (op *OptBootFileURL) BootFileURL() []byte {
return op.bootFileUrl
}
func (op *OptBootFileURL) SetBootFileURL(bootFileUrl []byte) {
op.bootFileUrl = bootFileUrl
}
func (op *OptBootFileURL) Length() int {
return len(op.bootFileUrl)
}
func (op *OptBootFileURL) String() string {
return fmt.Sprintf("OptBootFileURL{BootFileUrl=%s}", op.bootFileUrl)
}
// build an OptBootFileURL structure from a sequence of bytes.
// The input data does not include option code and length bytes.
func ParseOptBootFileURL(data []byte) (*OptBootFileURL, error) {
opt := OptBootFileURL{}
opt.bootFileUrl = append([]byte(nil), data...)
return &opt, nil
}
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