j3d1/tinc
1
0
Fork 0
Code Issues 1 Pull requests Releases Wiki Activity

Merge remote-tracking branch 'guus/1.1' into thkr-foor2Vup

Browse source
This commit is contained in:
thorkill 2016-05-08 15:58:29 +02:00
commit 4be26caf4e
64 changed files with 3013 additions and 2400 deletions
Download patch file Download diff file Expand all files Collapse all files

37
src/net_packet.c
View file

@ -1,7 +1,7 @@
/*
net_packet.c -- Handles in- and outgoing VPN packets
Copyright (C) 1998-2005 Ivo Timmermans,
2000-2014 Guus Sliepen <guus@tinc-vpn.org>
2000-2016 Guus Sliepen <guus@tinc-vpn.org>
2010 Timothy Redaelli <timothy@redaelli.eu>
2010 Brandon Black <blblack@gmail.com>
@ -622,10 +622,7 @@ static void send_udppacket(node_t *n, vpn_packet_t *origpkt) {
vpn_packet_t *outpkt;
int origlen = origpkt->len;
size_t outlen;
#if defined(SOL_IP) && defined(IP_TOS)
static int priority = 0;
int origpriority = origpkt->priority;
#endif
pkt1.offset = DEFAULT_PACKET_OFFSET;
pkt2.offset = DEFAULT_PACKET_OFFSET;
@ -720,17 +717,29 @@ static void send_udppacket(node_t *n, vpn_packet_t *origpkt) {
if(!sa)
choose_udp_address(n, &sa, &sock);
#if defined(SOL_IP) && defined(IP_TOS)
if(priorityinheritance && origpriority != priority
&& listen_socket[n->sock].sa.sa.sa_family == AF_INET) {
priority = origpriority;
logger(DEBUG_TRAFFIC, LOG_DEBUG, "Setting outgoing packet priority to %d", priority);
if(setsockopt(listen_socket[n->sock].udp.fd, SOL_IP, IP_TOS, &priority, sizeof(priority))) /* SO_PRIORITY doesn't seem to work */
logger(DEBUG_ALWAYS, LOG_ERR, "System call `%s' failed: %s", "setsockopt", sockstrerror(sockerrno));
}
if(priorityinheritance && origpriority != listen_socket[sock].priority) {
listen_socket[sock].priority = origpriority;
switch(sa->sa.sa_family) {
#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, IPPROTO_IP, IP_TOS, (void *)&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
#if defined(IPPROTO_IPV6) & defined(IPV6_TCLASS)
case AF_INET6:
logger(DEBUG_TRAFFIC, LOG_DEBUG, "Setting IPv6 outgoing packet priority to %d", origpriority);
if(setsockopt(listen_socket[sock].udp.fd, IPPROTO_IPV6, IPV6_TCLASS, (void *)&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
default:
break;
}
}
if(sendto(listen_socket[sock].udp.fd, SEQNO(inpkt), inpkt->len, 0, &sa->sa, SALEN(sa->sa)) < 0 && !sockwouldblock(sockerrno)) {
if(sendto(listen_socket[sock].udp.fd, (void *)SEQNO(inpkt), inpkt->len, 0, &sa->sa, SALEN(sa->sa)) < 0 && !sockwouldblock(sockerrno)) {
if(sockmsgsize(sockerrno)) {
if(n->maxmtu >= origlen)
n->maxmtu = origlen - 1;
@ -1557,7 +1566,7 @@ void handle_incoming_vpn_data(void *data, int flags) {
socklen_t addrlen = sizeof addr;
pkt.offset = 0;
int len = recvfrom(ls->udp.fd, DATA(&pkt), MAXSIZE, 0, &addr.sa, &addrlen);
int len = recvfrom(ls->udp.fd, (void *)DATA(&pkt), MAXSIZE, 0, &addr.sa, &addrlen);
if(len <= 0 || len > MAXSIZE) {
if(!sockwouldblock(sockerrno))