p2p/enode: store local port number as uint16 (#23926)

This commit is contained in:
Serhat Şevki Dinçer 2021-11-23 17:14:08 +03:00 committed by GitHub
parent 347c37b362
commit d15e423562
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2 changed files with 11 additions and 8 deletions

View File

@ -63,7 +63,7 @@ type LocalNode struct {
type lnEndpoint struct { type lnEndpoint struct {
track *netutil.IPTracker track *netutil.IPTracker
staticIP, fallbackIP net.IP staticIP, fallbackIP net.IP
fallbackUDP int fallbackUDP uint16 // port
} }
// NewLocalNode creates a local node. // NewLocalNode creates a local node.
@ -208,8 +208,8 @@ func (ln *LocalNode) SetFallbackUDP(port int) {
ln.mu.Lock() ln.mu.Lock()
defer ln.mu.Unlock() defer ln.mu.Unlock()
ln.endpoint4.fallbackUDP = port ln.endpoint4.fallbackUDP = uint16(port)
ln.endpoint6.fallbackUDP = port ln.endpoint6.fallbackUDP = uint16(port)
ln.updateEndpoints() ln.updateEndpoints()
} }
@ -261,7 +261,7 @@ func (ln *LocalNode) updateEndpoints() {
} }
// get returns the endpoint with highest precedence. // get returns the endpoint with highest precedence.
func (e *lnEndpoint) get() (newIP net.IP, newPort int) { func (e *lnEndpoint) get() (newIP net.IP, newPort uint16) {
newPort = e.fallbackUDP newPort = e.fallbackUDP
if e.fallbackIP != nil { if e.fallbackIP != nil {
newIP = e.fallbackIP newIP = e.fallbackIP
@ -277,15 +277,18 @@ func (e *lnEndpoint) get() (newIP net.IP, newPort int) {
// predictAddr wraps IPTracker.PredictEndpoint, converting from its string-based // predictAddr wraps IPTracker.PredictEndpoint, converting from its string-based
// endpoint representation to IP and port types. // endpoint representation to IP and port types.
func predictAddr(t *netutil.IPTracker) (net.IP, int) { func predictAddr(t *netutil.IPTracker) (net.IP, uint16) {
ep := t.PredictEndpoint() ep := t.PredictEndpoint()
if ep == "" { if ep == "" {
return nil, 0 return nil, 0
} }
ipString, portString, _ := net.SplitHostPort(ep) ipString, portString, _ := net.SplitHostPort(ep)
ip := net.ParseIP(ipString) ip := net.ParseIP(ipString)
port, _ := strconv.Atoi(portString) port, err := strconv.ParseUint(portString, 10, 16)
return ip, port if err != nil {
return nil, 0
}
return ip, uint16(port)
} }
func (ln *LocalNode) invalidate() { func (ln *LocalNode) invalidate() {

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@ -242,7 +242,7 @@ func assignTCPPort() (uint16, error) {
if err != nil { if err != nil {
return 0, err return 0, err
} }
p, err := strconv.ParseInt(port, 10, 32) p, err := strconv.ParseUint(port, 10, 16)
if err != nil { if err != nil {
return 0, err return 0, err
} }