diff options
-rw-r--r-- | dhcpv6/option_bootfileurl.go | 49 | ||||
-rw-r--r-- | dhcpv6/options.go | 2 |
2 files changed, 51 insertions, 0 deletions
diff --git a/dhcpv6/option_bootfileurl.go b/dhcpv6/option_bootfileurl.go new file mode 100644 index 0000000..4dd0af3 --- /dev/null +++ b/dhcpv6/option_bootfileurl.go @@ -0,0 +1,49 @@ +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], 2) + 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=%v}", 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 +} diff --git a/dhcpv6/options.go b/dhcpv6/options.go index 3bca963..fcfed37 100644 --- a/dhcpv6/options.go +++ b/dhcpv6/options.go @@ -98,6 +98,8 @@ func ParseOption(dataStart []byte) (Option, error) { opt, err = ParseOptClientArchType(optData) case OPTION_NII: opt, err = ParseOptNetworkInterfaceId(optData) + case OPT_BOOTFILE_URL: + opt, err = ParseOptBootFileURL(optData) default: opt = &OptionGeneric{OptionCode: code, OptionData: optData} } |