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Prepare refactoring of sequence code

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This commit is contained in:
Kleissner
2021-10-17 20:02:35 +02:00
parent be7b596551
commit 767181620e
4 changed files with 34 additions and 35 deletions
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7
Network.go
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@@ -49,9 +49,6 @@ var countListen4, countListen6 int64
// Default ports to use. This may be randomized in the future to prevent fingerprinting (and subsequent blocking) by corporate and ISP firewalls.
const defaultPort = 'p' // 112
// ReplyTimeout is the round-trip timeout for message sequences.
var ReplyTimeout = 20
// AutoAssignPort assigns a port for the given IP. Use port 0 for zero configuration.
func (network *Network) AutoAssignPort(ip net.IP, port int) (err error) {
networkA := "udp6"
@@ -198,7 +195,7 @@ func packetWorker(packets <-chan networkWire) {
case protocol.CommandResponse: // Response
if response, _ := msgDecodeResponse(raw); response != nil {
// Validate sequence number which prevents unsolicited responses.
if valid, rtt := msgValidateSequence(raw, response.Actions&(1<<ActionSequenceLast) > 0); !valid {
if valid, rtt := ValidateSequence(raw, response.Actions&(1<<ActionSequenceLast) > 0); !valid {
//Filters.LogError("packetWorker", "message with invalid sequence %d command %d from %s\n", raw.Sequence, raw.Command, raw.connection.Address.String()) // Only log for debug purposes.
continue
} else if rtt > 0 {
@@ -240,7 +237,7 @@ func packetWorker(packets <-chan networkWire) {
case protocol.CommandPong: // Ping
// Validate sequence number which prevents unsolicited responses.
if valid, rtt := msgValidateSequence(raw, true); !valid {
if valid, rtt := ValidateSequence(raw, true); !valid {
//Filters.LogError("packetWorker", "message with invalid sequence %d command %d from %s\n", raw.Sequence, raw.Command, raw.connection.Address.String()) // Only log for debug purposes.
continue
} else if rtt > 0 {