X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet_packet.c;h=981ad186e613aeeccc0c78f992bc885dbab58c62;hp=725789de721b0461829fed5342f5a70fdc1d5c67;hb=d6c2c4f2b7a94ef6a4db0de134d015bc8d21ffb1;hpb=50403909b6bf6536924d4693bb1f32c248f17fda

diff --git a/src/net_packet.c b/src/net_packet.c
index 725789de..981ad186 100644
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net_packet.c,v 1.1.2.5 2002/02/26 23:26:41 guus Exp $
+    $Id: net_packet.c,v 1.1.2.9 2002/03/12 14:19:51 guus Exp $
 */
 
 #include "config.h"
@@ -103,7 +103,8 @@ cp
       HMAC(myself->digest, myself->key, myself->keylength, (char *)&inpkt->seqno, inpkt->len, hmac, NULL);
       if(memcmp(hmac, (char *)&inpkt->seqno + inpkt->len, myself->maclength))
         {
-          syslog(LOG_DEBUG, _("Got unauthenticated packet from %s (%s)"), n->name, n->hostname);
+          if(debug_lvl >= DEBUG_TRAFFIC)
+            syslog(LOG_DEBUG, _("Got unauthenticated packet from %s (%s)"), n->name, n->hostname);
           return;
         }
     }
@@ -129,7 +130,8 @@ cp
 
   if(inpkt->seqno <= n->received_seqno)
   {
-    syslog(LOG_DEBUG, _("Got late or replayed packet from %s (%s), seqno %d"), n->name, n->hostname, inpkt->seqno);
+    if(debug_lvl >= DEBUG_TRAFFIC)
+      syslog(LOG_DEBUG, _("Got late or replayed packet from %s (%s), seqno %d"), n->name, n->hostname, inpkt->seqno);
     return;
   }
   
@@ -190,6 +192,8 @@ void send_udppacket(node_t *n, vpn_packet_t *inpkt)
   long int complen = MTU + 12;
   EVP_CIPHER_CTX ctx;
   vpn_packet_t *copy;
+  static int priority = 0;
+  int origpriority;
 cp
   if(!n->status.validkey)
     {
@@ -212,6 +216,7 @@ cp
     }
 
   origlen = inpkt->len;
+  origpriority = inpkt->priority;
 
   /* Compress the packet */
 
@@ -258,6 +263,17 @@ cp
 
   /* Send the packet */
 
+#if defined(SOL_IP) && defined(IP_TOS)
+  if(priorityinheritance && origpriority != priority)
+    {
+      priority = origpriority;
+      if(debug_lvl >= DEBUG_TRAFFIC)
+        syslog(LOG_DEBUG, _("Setting outgoing packet priority to %d"), priority);
+      if(setsockopt(udp_socket[0], SOL_IP, IP_TOS, &priority, sizeof(priority))) /* SO_PRIORITY doesn't seem to work */
+	syslog(LOG_ERR, _("System call `%s' failed: %s"), "setsockopt", strerror(errno));
+    }
+#endif
+
   if((sendto(udp_socket[0], (char *)&inpkt->seqno, inpkt->len, 0, &(n->address.sa), SALEN(n->address.sa))) < 0)
     {
       syslog(LOG_ERR, _("Error sending packet to %s (%s): %s"),
@@ -362,7 +378,8 @@ cp
     {
       syslog(LOG_ERR, _("This is a bug: %s:%d: %d:%s"),
              __FILE__, __LINE__, sock, strerror(errno));
-      return;
+      cp_trace();
+      exit(1);
     }
   if(x)
     {
@@ -386,10 +403,9 @@ cp
       return;
     }
 
-/*
   if(n->connection)
-    n->connection->last_ping_time = time(NULL);
-*/
+    n->connection->last_ping_time = now;
+
   receive_udppacket(n, &pkt);
 cp
 }