From af2fc8892a557d50181f1855571b49f799dd7b84 Mon Sep 17 00:00:00 2001
From: David Anderson <dave@natulte.net>
Date: Sun, 28 Feb 2016 01:05:54 -0800
Subject: [PATCH] Add a Uint16 reader for dhcp.Options.

---
 dhcp/options.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/dhcp/options.go b/dhcp/options.go
index 1ceb300..85c249f 100644
--- a/dhcp/options.go
+++ b/dhcp/options.go
@@ -2,6 +2,7 @@ package dhcp
 
 import (
 	"bytes"
+	"encoding/binary"
 	"errors"
 	"fmt"
 	"io"
@@ -121,3 +122,11 @@ func (o Options) Byte(n int) (byte, bool) {
 	}
 	return v[0], true
 }
+
+func (o Options) Uint16(n int) (uint16, bool) {
+	v := o[n]
+	if v == nil || len(v) != 2 {
+		return 0, false
+	}
+	return binary.BigEndian.Uint16(v[:2]), true
+}