Stop using SOL_TCP, SOL_IP and SOL_IPV6.

Instead, use IPPROTO_TCP, _IP and _IPv6. This fixes an issue on OS X where
it didn't create an UDP socket that listened on IPv4.

diff --git a/src/net_packet.c b/src/net_packet.c
index 7d61e7b..345175e 100644 (file)
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -719,10 +719,10 @@ static void send_udppacket(node_t *n, vpn_packet_t *origpkt) {
        if(priorityinheritance && origpriority != listen_socket[sock].priority) {
                listen_socket[sock].priority = origpriority;
                switch(sa->sa.sa_family) {
-#if defined(SOL_IP) && defined(IP_TOS)
+#if defined(IPPROTO_IP) && defined(IP_TOS)
                case AF_INET:
                        logger(DEBUG_TRAFFIC, LOG_DEBUG, "Setting IPv4 outgoing packet priority to %d", origpriority);
-                       if(setsockopt(listen_socket[sock].udp.fd, SOL_IP, IP_TOS, &origpriority, sizeof origpriority)) /* SO_PRIORITY doesn't seem to work */
+                       if(setsockopt(listen_socket[sock].udp.fd, IPPROTO_IP, IP_TOS, &origpriority, sizeof origpriority)) /* SO_PRIORITY doesn't seem to work */
                                logger(DEBUG_ALWAYS, LOG_ERR, "System call `%s' failed: %s", "setsockopt", sockstrerror(sockerrno));
                        break;
 #endif

diff --git a/src/net_setup.c b/src/net_setup.c
index 0c07471..cbd3954 100644 (file)
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -591,7 +591,7 @@ bool setup_myself_reloadable(void) {
                subnet_add(NULL, s);
        }
 
-#if !defined(SOL_IP) || !defined(IP_TOS)
+#if !defined(IPPROTO_IP) || !defined(IP_TOS)
        if(priorityinheritance)
                logger(DEBUG_ALWAYS, LOG_WARNING, "%s not supported on this platform for IPv4 connections", "PriorityInheritance");
 #endif

diff --git a/src/net_socket.c b/src/net_socket.c
index 8983d28..bafea64 100644 (file)
--- a/src/net_socket.c
+++ b/src/net_socket.c
@@ -35,11 +35,6 @@
 #include "utils.h"
 #include "xalloc.h"
 
-/* Needed on Mac OS/X */
-#ifndef SOL_TCP
-#define SOL_TCP IPPROTO_TCP
-#endif
-
 int addressfamily = AF_UNSPEC;
 int maxtimeout = 900;
 int seconds_till_retry = 5;
@@ -73,14 +68,14 @@ static void configure_tcp(connection_t *c) {
        }
 #endif
 
-#if defined(SOL_TCP) && defined(TCP_NODELAY)
+#if defined(IPPROTO_TCP) && defined(TCP_NODELAY)
        option = 1;
-       setsockopt(c->socket, SOL_TCP, TCP_NODELAY, (void *)&option, sizeof option);
+       setsockopt(c->socket, IPPROTO_TCP, TCP_NODELAY, (void *)&option, sizeof option);
 #endif
 
-#if defined(SOL_IP) && defined(IP_TOS) && defined(IPTOS_LOWDELAY)
+#if defined(IPPROTO_IP) && defined(IP_TOS) && defined(IPTOS_LOWDELAY)
        option = IPTOS_LOWDELAY;
-       setsockopt(c->socket, SOL_IP, IP_TOS, (void *)&option, sizeof option);
+       setsockopt(c->socket, IPPROTO_IP, IP_TOS, (void *)&option, sizeof option);
 #endif
 
 #if defined(IPPROTO_IPV6) && defined(IPV6_TCLASS) && defined(IPTOS_LOWDELAY)
@@ -168,9 +163,9 @@ int setup_listen_socket(const sockaddr_t *sa) {
        option = 1;
        setsockopt(nfd, SOL_SOCKET, SO_REUSEADDR, (void *)&option, sizeof option);
 
-#if defined(SOL_IPV6) && defined(IPV6_V6ONLY)
+#if defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY)
        if(sa->sa.sa_family == AF_INET6)
-               setsockopt(nfd, SOL_IPV6, IPV6_V6ONLY, (void *)&option, sizeof option);
+               setsockopt(nfd, IPPROTO_IPV6, IPV6_V6ONLY, (void *)&option, sizeof option);
 #endif
 
        if(get_config_string
@@ -266,10 +261,10 @@ int setup_vpn_in_socket(const sockaddr_t *sa) {
 #define IP_DONTFRAGMENT IP_DONTFRAG
 #endif
 
-#if defined(SOL_IP) && defined(IP_MTU_DISCOVER) && defined(IP_PMTUDISC_DO)
+#if defined(IPPROTO_IP) && defined(IP_MTU_DISCOVER) && defined(IP_PMTUDISC_DO)
        if(myself->options & OPTION_PMTU_DISCOVERY) {
                option = IP_PMTUDISC_DO;
-               setsockopt(nfd, SOL_IP, IP_MTU_DISCOVER, (void *)&option, sizeof(option));
+               setsockopt(nfd, IPPROTO_IP, IP_MTU_DISCOVER, (void *)&option, sizeof(option));
        }
 #elif defined(IPPROTO_IP) && defined(IP_DONTFRAGMENT)
        if(myself->options & OPTION_PMTU_DISCOVERY) {
@@ -278,10 +273,10 @@ int setup_vpn_in_socket(const sockaddr_t *sa) {
        }
 #endif
 
-#if defined(SOL_IPV6) && defined(IPV6_MTU_DISCOVER) && defined(IPV6_PMTUDISC_DO)
+#if defined(IPPROTO_IPV6) && defined(IPV6_MTU_DISCOVER) && defined(IPV6_PMTUDISC_DO)
        if(myself->options & OPTION_PMTU_DISCOVERY) {
                option = IPV6_PMTUDISC_DO;
-               setsockopt(nfd, SOL_IPV6, IPV6_MTU_DISCOVER, (void *)&option, sizeof(option));
+               setsockopt(nfd, IPPROTO_IPV6, IPV6_MTU_DISCOVER, (void *)&option, sizeof(option));
        }
 #elif defined(IPPROTO_IPV6) && defined(IPV6_DONTFRAG)
        if(myself->options & OPTION_PMTU_DISCOVERY) {
@@ -522,10 +517,10 @@ begin:
 #endif
 
        if(proxytype != PROXY_EXEC) {
-#if defined(SOL_IPV6) && defined(IPV6_V6ONLY)
+#if defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY)
                int option = 1;
                if(c->address.sa.sa_family == AF_INET6)
-                       setsockopt(c->socket, SOL_IPV6, IPV6_V6ONLY, (void *)&option, sizeof option);
+                       setsockopt(c->socket, IPPROTO_IPV6, IPV6_V6ONLY, (void *)&option, sizeof option);
 #endif
 
                bind_to_interface(c->socket);