From 0ec2f8bc614b306bcda125c0c77ea241be4033ee Mon Sep 17 00:00:00 2001
From: Henning Petersen <hp@daenen4.de>
Date: Sat, 18 May 2024 13:45:06 +0200
Subject: [PATCH] Fix: Add dot stuffing for POP3 (#300)

Co-authored-by: Henning Petersen <henning.petersen1@dhl.com>
---
 server/pop3/pop3.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/pop3/pop3.go b/server/pop3/pop3.go
index caeb142..f98506e 100644
--- a/server/pop3/pop3.go
+++ b/server/pop3/pop3.go
@@ -239,7 +239,7 @@ func handleClient(conn net.Conn) {
 
 			size := len(raw)
 			sendData(conn, fmt.Sprintf("+OK %d octets", size))
-			sendData(conn, string(raw))
+			sendData(conn, strings.Replace(string(raw), "\n.", "\n..", -1))
 			sendData(conn, ".")
 
 		} else if cmd == "TOP" && state == TRANSACTION {