From 0665c08b880bb9aaac7a30c46d797159877f91bd Mon Sep 17 00:00:00 2001
From: Marten Seemann <martenseemann@gmail.com>
Date: Sun, 27 Aug 2017 17:55:38 +0700
Subject: [PATCH] make PeekConnectionID a private method

---
 public_header.go      |  4 ++--
 public_header_test.go | 10 +++++-----
 server.go             |  2 +-
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/public_header.go b/public_header.go
index 8d440b80..9140fc8c 100644
--- a/public_header.go
+++ b/public_header.go
@@ -113,9 +113,9 @@ func (h *PublicHeader) Write(b *bytes.Buffer, version protocol.VersionNumber, pe
 	return nil
 }
 
-// PeekConnectionID parses the connection ID from a QUIC packet's public header.
+// peekConnectionID parses the connection ID from a QUIC packet's public header.
 // If no error occurs, it restores the read position in the bytes.Reader.
-func PeekConnectionID(b *bytes.Reader, packetSentBy protocol.Perspective) (protocol.ConnectionID, error) {
+func peekConnectionID(b *bytes.Reader, packetSentBy protocol.Perspective) (protocol.ConnectionID, error) {
 	var connectionID protocol.ConnectionID
 	publicFlagByte, err := b.ReadByte()
 	if err != nil {
diff --git a/public_header_test.go b/public_header_test.go
index e9b9ce40..6d151234 100644
--- a/public_header_test.go
+++ b/public_header_test.go
@@ -15,14 +15,14 @@ var _ = Describe("Public Header", func() {
 	Context("parsing the connection ID", func() {
 		It("does not accept truncated connection ID as a server", func() {
 			b := bytes.NewReader([]byte{0x00, 0x01})
-			_, err := PeekConnectionID(b, protocol.PerspectiveClient)
+			_, err := peekConnectionID(b, protocol.PerspectiveClient)
 			Expect(err).To(MatchError(errReceivedTruncatedConnectionID))
 		})
 
 		It("gets the connection ID", func() {
 			b := bytes.NewReader([]byte{0x09, 0xf6, 0x19, 0x86, 0x66, 0x9b, 0x9f, 0xfa, 0x4c, 0x51, 0x30, 0x33, 0x34, 0x01})
 			len := b.Len()
-			connID, err := PeekConnectionID(b, protocol.PerspectiveClient)
+			connID, err := peekConnectionID(b, protocol.PerspectiveClient)
 			Expect(err).ToNot(HaveOccurred())
 			Expect(connID).To(Equal(protocol.ConnectionID(0x4cfa9f9b668619f6)))
 			Expect(b.Len()).To(Equal(len))
@@ -30,20 +30,20 @@ var _ = Describe("Public Header", func() {
 
 		It("errors if the Public Header is too short", func() {
 			b := bytes.NewReader([]byte{0x09, 0xf6, 0x19, 0x86, 0x66, 0x9b})
-			_, err := PeekConnectionID(b, protocol.PerspectiveClient)
+			_, err := peekConnectionID(b, protocol.PerspectiveClient)
 			Expect(err).To(HaveOccurred())
 		})
 
 		It("errors if the Public Header is empty", func() {
 			b := bytes.NewReader([]byte{})
-			_, err := PeekConnectionID(b, protocol.PerspectiveClient)
+			_, err := peekConnectionID(b, protocol.PerspectiveClient)
 			Expect(err).To(HaveOccurred())
 		})
 
 		It("accepts a truncated connection ID as a client", func() {
 			b := bytes.NewReader([]byte{0x00, 0x01})
 			len := b.Len()
-			connID, err := PeekConnectionID(b, protocol.PerspectiveServer)
+			connID, err := peekConnectionID(b, protocol.PerspectiveServer)
 			Expect(err).ToNot(HaveOccurred())
 			Expect(connID).To(BeZero())
 			Expect(b.Len()).To(Equal(len))
diff --git a/server.go b/server.go
index 9ec3fc64..032a5757 100644
--- a/server.go
+++ b/server.go
@@ -206,7 +206,7 @@ func (s *server) handlePacket(pconn net.PacketConn, remoteAddr net.Addr, packet
 	rcvTime := time.Now()
 
 	r := bytes.NewReader(packet)
-	connID, err := PeekConnectionID(r, protocol.PerspectiveClient)
+	connID, err := peekConnectionID(r, protocol.PerspectiveClient)
 	if err != nil {
 		return qerr.Error(qerr.InvalidPacketHeader, err.Error())
 	}