From: Guus Sliepen <guus@tinc-vpn.org>
Date: Mon, 22 Dec 2008 20:35:45 +0000 (+0000)
Subject: Enable PMTU discovery by default.
X-Git-Tag: import-tinc-1.1~596^2~24
X-Git-Url: https://git.meshlink.io/?a=commitdiff_plain;h=0e4d419aae8a82f2ae4552f755894a9bc70c83d2;p=meshlink

Enable PMTU discovery by default.
---

diff --git a/src/net_setup.c b/src/net_setup.c
index f53127b5..f4246db2 100644
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -1,7 +1,7 @@
 /*
     net_setup.c -- Setup.
     Copyright (C) 1998-2005 Ivo Timmermans,
-                  2000-2006 Guus Sliepen <guus@tinc-vpn.org>
+                  2000-2008 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -286,7 +286,7 @@ bool setup_myself(void)
 	if(get_config_bool(lookup_config(myself->connection->config_tree, "TCPOnly"), &choice) && choice)
 		myself->options |= OPTION_TCPONLY;
 
-	if(get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice)
+	if(!get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) || choice)
 		myself->options |= OPTION_PMTU_DISCOVERY;
 
 	if(myself->options & OPTION_TCPONLY)
diff --git a/src/net_socket.c b/src/net_socket.c
index c70be2f0..f7781bc4 100644
--- a/src/net_socket.c
+++ b/src/net_socket.c
@@ -195,7 +195,7 @@ int setup_vpn_in_socket(const sockaddr_t *sa)
 	{
 		bool choice;
 
-		if(get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
+		if(!get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) || choice) {
 			option = IP_PMTUDISC_DO;
 			setsockopt(nfd, SOL_IP, IP_MTU_DISCOVER, &option, sizeof(option));
 		}
@@ -206,7 +206,7 @@ int setup_vpn_in_socket(const sockaddr_t *sa)
 	{
 		bool choice;
 
-		if(get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) && choice) {
+		if(!get_config_bool(lookup_config(myself->connection->config_tree, "PMTUDiscovery"), &choice) || choice) {
 			option = IPV6_PMTUDISC_DO;
 			setsockopt(nfd, SOL_IPV6, IPV6_MTU_DISCOVER, &option, sizeof(option));
 		}
diff --git a/src/protocol_auth.c b/src/protocol_auth.c
index c806d7aa..cafe45c0 100644
--- a/src/protocol_auth.c
+++ b/src/protocol_auth.c
@@ -483,7 +483,7 @@ bool send_ack(connection_t *c)
 	if((get_config_bool(lookup_config(c->config_tree, "TCPOnly"), &choice) && choice) || myself->options & OPTION_TCPONLY)
 		c->options |= OPTION_TCPONLY | OPTION_INDIRECT;
 
-	if((get_config_bool(lookup_config(c->config_tree, "PMTUDiscovery"), &choice) && choice) || myself->options & OPTION_PMTU_DISCOVERY)
+	if((!get_config_bool(lookup_config(c->config_tree, "PMTUDiscovery"), &choice) || choice) || myself->options & OPTION_PMTU_DISCOVERY)
 		c->options |= OPTION_PMTU_DISCOVERY;
 
 	get_config_int(lookup_config(c->config_tree, "Weight"), &c->estimated_weight);