From 725c8ac53a31b98cb0cb1c34a6463f1ab584d93c Mon Sep 17 00:00:00 2001
From: Maycon Santos <mlsmaycon@gmail.com>
Date: Fri, 18 Jul 2025 18:36:01 +0200
Subject: [PATCH] sync latency update and read

---
 candidatepair.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/candidatepair.go b/candidatepair.go
index 7dc3885..1423c56 100644
--- a/candidatepair.go
+++ b/candidatepair.go
@@ -5,6 +5,7 @@ package ice
 
 import (
 	"fmt"
+	"sync"
 	"time"
 
 	"github.com/pion/stun/v2"
@@ -24,6 +25,7 @@ type TransactionID [stun.TransactionIDSize]byte
 // CandidatePair is a combination of a
 // local and remote candidate
 type CandidatePair struct {
+	mux                      sync.Mutex
 	iceRoleControlling       bool
 	Remote                   Candidate
 	Local                    Candidate
@@ -108,19 +110,24 @@ func (a *Agent) sendSTUN(msg *stun.Message, local, remote Candidate) {
 }
 
 func (p *CandidatePair) markBindingRequest(transactionID TransactionID) {
+	p.mux.Lock()
+	defer p.mux.Unlock()
 	p.lastBindingRequest = time.Now()
 	p.lastBindingTransactionID = transactionID
 }
 
 func (p *CandidatePair) markBindingResponse(transactionID TransactionID) bool {
+	p.mux.Lock()
+	defer p.mux.Unlock()
 	if p.lastBindingRequest.IsZero() || transactionID != p.lastBindingTransactionID {
 		return false
 	}
-
 	p.latency = time.Since(p.lastBindingRequest)
 	return true
 }
 
 func (p *CandidatePair) Latency() time.Duration {
+	p.mux.Lock()
+	defer p.mux.Unlock()
 	return p.latency
 }