Handshake negotiation functioning

1 files changed, 19 insertions, 0 deletions

diff --git a/src/misc.go b/src/misc.go
index 2bcb148..dd4fa63 100644
--- a/src/misc.go
+++ b/src/misc.go
@@ -1,5 +1,9 @@
 package main
 
+import (
+	"time"
+)
+
 func min(a uint, b uint) uint {
 	if a > b {
 		return b
@@ -13,3 +17,18 @@ func sendSignal(c chan struct{}) {
 	default:
 	}
 }
+
+func stopTimer(timer *time.Timer) {
+	if !timer.Stop() {
+		select {
+		case <-timer.C:
+		default:
+		}
+	}
+}
+
+func stoppedTimer() *time.Timer {
+	timer := time.NewTimer(time.Hour)
+	stopTimer(timer)
+	return timer
+}