diff options
Diffstat (limited to 'dhcpv4/bsdp/bsdp.go')
| -rw-r--r-- | dhcpv4/bsdp/bsdp.go | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/dhcpv4/bsdp/bsdp.go b/dhcpv4/bsdp/bsdp.go index 172399b..8d4430a 100644 --- a/dhcpv4/bsdp/bsdp.go +++ b/dhcpv4/bsdp/bsdp.go @@ -54,24 +54,21 @@ func needsReplyPort(replyPort uint16) bool { // MessageTypeFromPacket extracts the BSDP message type (LIST, SELECT) from the // vendor-specific options and returns it. If the message type option cannot be // found, returns false. -func MessageTypeFromPacket(packet *dhcpv4.DHCPv4) (MessageType, bool) { +func MessageTypeFromPacket(packet *dhcpv4.DHCPv4) *MessageType { var ( - messageType MessageType - vendorOpts *OptVendorSpecificInformation - err error + vendorOpts *OptVendorSpecificInformation + err error ) for _, opt := range packet.GetOption(dhcpv4.OptionVendorSpecificInformation) { - if vendorOpts, err = ParseOptVendorSpecificInformation(opt.ToBytes()); err != nil { - return messageType, false - } - if o := vendorOpts.GetOneOption(OptionMessageType); o != nil { - if optMessageType, ok := o.(*OptMessageType); ok { - return optMessageType.Type, true + if vendorOpts, err = ParseOptVendorSpecificInformation(opt.ToBytes()); err == nil { + if o := vendorOpts.GetOneOption(OptionMessageType); o != nil { + if optMessageType, ok := o.(*OptMessageType); ok { + return &optMessageType.Type + } } - return messageType, false } } - return messageType, false + return nil } // NewInformListForInterface creates a new INFORM packet for interface ifname |