p2p/discover: fix typos in comments (ethereum#25272)

p2p/discover/ntp.go

@@ -108,7 +108,7 @@ func sntpDrift(measurements int) (time.Duration, error) {
 		// Calculate the drift based on an assumed answer time of RRT/2
 		drifts = append(drifts, sent.Sub(t)+elapsed/2)
 	}
-	// Calculate average drif (drop two extremities to avoid outliers)
+	// Calculate average drift (drop two extremities to avoid outliers)
 	sort.Sort(durationSlice(drifts))
 
 	drift := time.Duration(0)

p2p/discover/table_util_test.go

@@ -134,8 +134,8 @@ func newPingRecorder() *pingRecorder {
 	}
 }
 
-// setRecord updates a node record. Future calls to ping and
-// requestENR will return this record.
+// updateRecord updates a node record. Future calls to ping and
+// RequestENR will return this record.
 func (t *pingRecorder) updateRecord(n *enode.Node) {
 	t.mu.Lock()
 	defer t.mu.Unlock()
@@ -162,7 +162,7 @@ func (t *pingRecorder) ping(n *enode.Node) (seq uint64, err error) {
 	return seq, nil
 }
 
-// requestENR simulates an ENR request.
+// RequestENR simulates an ENR request.
 func (t *pingRecorder) RequestENR(n *enode.Node) (*enode.Node, error) {
 	t.mu.Lock()
 	defer t.mu.Unlock()

p2p/discover/v4_udp.go

@@ -334,7 +334,7 @@ func (t *UDPv4) findnode(toid enode.ID, toaddr *net.UDPAddr, target v4wire.Pubke
 	return nodes, err
 }
 
-// RequestENR sends enrRequest to the given node and waits for a response.
+// RequestENR sends ENRRequest to the given node and waits for a response.
 func (t *UDPv4) RequestENR(n *enode.Node) (*enode.Node, error) {
 	addr := &net.UDPAddr{IP: n.IP(), Port: n.UDP()}
 	t.ensureBond(n.ID(), addr)

p2p/discover/v4_udp_test.go

@@ -490,7 +490,7 @@ func TestUDPv4_EIP868(t *testing.T) {
 			t.Fatalf("invalid record: %v", err)
 		}
 		if !reflect.DeepEqual(n, wantNode) {
-			t.Fatalf("wrong node in enrResponse: %v", n)
+			t.Fatalf("wrong node in ENRResponse: %v", n)
 		}
 	})
 }

p2p/discover/v4wire/v4wire.go

@@ -86,16 +86,16 @@ type (
 		Rest []rlp.RawValue `rlp:"tail"`
 	}
 
-	// enrRequest queries for the remote node's record.
+	// ENRRequest queries for the remote node's record.
 	ENRRequest struct {
 		Expiration uint64
 		// Ignore additional fields (for forward compatibility).
 		Rest []rlp.RawValue `rlp:"tail"`
 	}
 
-	// enrResponse is the reply to enrRequest.
+	// ENRResponse is the reply to ENRRequest.
 	ENRResponse struct {
-		ReplyTok []byte // Hash of the enrRequest packet.
+		ReplyTok []byte // Hash of the ENRRequest packet.
 		Record   enr.Record
 		// Ignore additional fields (for forward compatibility).
 		Rest []rlp.RawValue `rlp:"tail"`

p2p/discover/v5_udp.go

@@ -347,7 +347,7 @@ func (t *UDPv5) ping(n *enode.Node) (uint64, error) {
 	}
 }
 
-// requestENR requests n's record.
+// RequestENR requests n's record.
 func (t *UDPv5) RequestENR(n *enode.Node) (*enode.Node, error) {
 	nodes, err := t.findnode(n, []uint{0})
 	if err != nil {

p2p/discover/v5wire/encoding.go

@@ -300,7 +300,7 @@ func (c *Codec) encodeWhoareyou(toID enode.ID, packet *Whoareyou) (Header, error
 	return head, nil
 }
 
-// encodeHandshakeMessage encodes the handshake message packet header.
+// encodeHandshakeHeader encodes the handshake message packet header.
 func (c *Codec) encodeHandshakeHeader(toID enode.ID, addr string, challenge *Whoareyou) (Header, *session, error) {
 	// Ensure calling code sets challenge.node.
 	if challenge.Node == nil {
@@ -337,7 +337,7 @@ func (c *Codec) encodeHandshakeHeader(toID enode.ID, addr string, challenge *Who
 	return head, session, err
 }
 
-// encodeAuthHeader creates the auth header on a request packet following WHOAREYOU.
+// makeHandshakeAuth creates the auth header on a request packet following WHOAREYOU.
 func (c *Codec) makeHandshakeAuth(toID enode.ID, addr string, challenge *Whoareyou) (*handshakeAuthData, *session, error) {
 	auth := new(handshakeAuthData)
 	auth.h.SrcID = c.localnode.ID()
@@ -379,7 +379,7 @@ func (c *Codec) makeHandshakeAuth(toID enode.ID, addr string, challenge *Whoarey
 	return auth, sec, err
 }
 
-// encodeMessage encodes an encrypted message packet.
+// encodeMessageHeader encodes an encrypted message packet.
 func (c *Codec) encodeMessageHeader(toID enode.ID, s *session) (Header, error) {
 	head := c.makeHeader(toID, flagMessage, 0)
 
@@ -632,7 +632,7 @@ func (h *StaticHeader) checkValid(packetLen int) error {
 	return nil
 }
 
-// headerMask returns a cipher for 'masking' / 'unmasking' packet headers.
+// mask returns a cipher for 'masking' / 'unmasking' packet headers.
 func (h *Header) mask(destID enode.ID) cipher.Stream {
 	block, err := aes.NewCipher(destID[:16])
 	if err != nil {