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Update the manpage as well, and some whitespace to make its source more legible.
[tinc]
/
src
/
net_socket.c
diff --git
a/src/net_socket.c
b/src/net_socket.c
index
753229b
..
f7781bc
100644
(file)
--- a/
src/net_socket.c
+++ b/
src/net_socket.c
@@
-1,7
+1,7
@@
/*
net_socket.c -- Handle various kinds of sockets.
Copyright (C) 1998-2005 Ivo Timmermans,
/*
net_socket.c -- Handle various kinds of sockets.
Copyright (C) 1998-2005 Ivo Timmermans,
- 2000-200
7
Guus Sliepen <guus@tinc-vpn.org>
+ 2000-200
8
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
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
@@
-102,6
+102,11
@@
int setup_listen_socket(const sockaddr_t *sa)
option = 1;
setsockopt(nfd, SOL_SOCKET, SO_REUSEADDR, &option, sizeof(option));
option = 1;
setsockopt(nfd, SOL_SOCKET, SO_REUSEADDR, &option, sizeof(option));
+#if defined(SOL_IPV6) && defined(IPV6_V6ONLY)
+ if(sa->sa.sa_family == AF_INET6)
+ setsockopt(nfd, SOL_IPV6, IPV6_V6ONLY, &option, sizeof option);
+#endif
+
if(get_config_string
(lookup_config(config_tree, "BindToInterface"), &iface)) {
#if defined(SOL_SOCKET) && defined(SO_BINDTODEVICE)
if(get_config_string
(lookup_config(config_tree, "BindToInterface"), &iface)) {
#if defined(SOL_SOCKET) && defined(SO_BINDTODEVICE)
@@
-181,11
+186,16
@@
int setup_vpn_in_socket(const sockaddr_t *sa)
option = 1;
setsockopt(nfd, SOL_SOCKET, SO_REUSEADDR, &option, sizeof(option));
option = 1;
setsockopt(nfd, SOL_SOCKET, SO_REUSEADDR, &option, sizeof(option));
+#if defined(SOL_IPV6) && defined(IPV6_V6ONLY)
+ if(sa->sa.sa_family == AF_INET6)
+ setsockopt(nfd, SOL_IPV6, IPV6_V6ONLY, &option, sizeof option);
+#endif
+
#if defined(SOL_IP) && defined(IP_MTU_DISCOVER) && defined(IP_PMTUDISC_DO)
{
bool choice;
#if defined(SOL_IP) && defined(IP_MTU_DISCOVER) && defined(IP_PMTUDISC_DO)
{
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));
}
option = IP_PMTUDISC_DO;
setsockopt(nfd, SOL_IP, IP_MTU_DISCOVER, &option, sizeof(option));
}
@@
-196,7
+206,7
@@
int setup_vpn_in_socket(const sockaddr_t *sa)
{
bool choice;
{
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));
}
option = IPV6_PMTUDISC_DO;
setsockopt(nfd, SOL_IPV6, IPV6_MTU_DISCOVER, &option, sizeof(option));
}
@@
-326,6
+336,12
@@
begin:
goto begin;
}
goto begin;
}
+#if defined(SOL_IPV6) && defined(IPV6_V6ONLY)
+ int option = 1;
+ if(c->address.sa.sa_family == AF_INET6)
+ setsockopt(c->socket, SOL_IPV6, IPV6_V6ONLY, &option, sizeof option);
+#endif
+
/* Optimize TCP settings */
configure_tcp(c);
/* Optimize TCP settings */
configure_tcp(c);