From 1e620427bd01b1e897c57752359f7dbb28e34bff Mon Sep 17 00:00:00 2001
From: Mathias Hall-Andersen <mathias@hall-andersen.dk>
Date: Sat, 1 Jul 2017 23:29:22 +0200
Subject: Handshake negotiation functioning

---
 src/misc.go | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'src/misc.go')

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
+}
-- 
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