From 8b23ab762da9039e22456c77cb8a6198fcec1f15 Mon Sep 17 00:00:00 2001
From: Vadim Vetrov <vetrovvd@gmail.com>
Date: Thu, 29 Aug 2024 15:55:05 +0300
Subject: [PATCH] Fix issue with synfake and two youtubeUnblock instances one
 after another

---
 mangle.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/mangle.c b/mangle.c
index 26f4d61..931e00c 100644
--- a/mangle.c
+++ b/mangle.c
@@ -89,7 +89,7 @@ int process_tcp_packet(const uint8_t *raw_payload, uint32_t raw_payload_len) {
 		goto accept;
 	}
 
-	if (tcph->syn && config.synfake) {
+	if (tcph->syn) {
 		lgtrace_addp("TCP syn alter");
 		uint8_t payload[MAX_PACKET_SIZE];
 		memcpy(payload, ipxh, iph_len);
@@ -127,6 +127,8 @@ int process_tcp_packet(const uint8_t *raw_payload, uint32_t raw_payload_len) {
 		goto drop;
 	}
 
+	if (tcph->syn) goto accept;
+
 	struct tls_verdict vrd = analyze_tls_data(data, dlen);
 
 	if (vrd.target_sni) {