- Moved TCP packet reception to meta handler: less kludgy and less buggy!

[tinc] / src / protocol.c

diff --git a/src/protocol.c b/src/protocol.c
index fe3309a..d5bb675 100644 (file)
--- a/src/protocol.c
+++ b/src/protocol.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: protocol.c,v 1.28.4.21 2000/08/07 16:27:28 guus Exp $
+    $Id: protocol.c,v 1.28.4.24 2000/08/08 17:07:48 guus Exp $
 */
 
 #include "config.h"
@@ -126,7 +126,7 @@ cp
 int send_tcppacket(conn_list_t *cl, void *data, int len)
 {
 cp
-  if(debug_lvl > 1)
+  if(debug_lvl > 3)
     syslog(LOG_DEBUG, _("Sending PACKET to %s (%s)"),
           cl->vpn_hostname, cl->real_hostname);
 
@@ -137,13 +137,12 @@ cp
       syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__);
       return -1;
     }
-
+    
   if((write(cl->meta_socket, data, len)) < 0)
     {
       syslog(LOG_ERR, _("Send failed: %s:%d: %m"), __FILE__, __LINE__);
       return -1;
     }
-  
 cp
   return 0;
 }
@@ -668,9 +667,7 @@ cp
 
 int tcppacket_h(conn_list_t *cl)
 {
-  real_packet_t rp;
-  int len, count = 0, result;
-  conn_list_t *f;
+  int len;
 cp
   if(!cl->status.active)
     {
@@ -686,59 +683,18 @@ cp
        return -1;
     }  
 
-  if(len>1600)
+  if(len > MTU)
     {
        syslog(LOG_ERR, _("Got too big PACKET from %s (%s)"),
               cl->vpn_hostname, cl->real_hostname);
        return -1;
     }  
 
-  /* Evil kludge comming up */
-  while(len)
-    {
-       result=read(cl->meta_socket,&rp+count,len);
-       if(result<0)
-         {
-           syslog(LOG_ERR, _("Error while receiving PACKET data from %s (%s): %m"),
-              cl->vpn_hostname, cl->real_hostname);
-           return -1;
-         }
-       count+=result;
-       len-=result;
-    }
-
   if(debug_lvl > 3)
     syslog(LOG_DEBUG, _("Got PACKET length %d from %s (%s)"), len,
               cl->vpn_hostname, cl->real_hostname);
 
-  total_socket_in += len;
-
-  rp.data.len = ntohs(rp.data.len);
-  rp.len = ntohs(rp.len);
-  rp.from = ntohl(rp.from);
-
-  if(rp.len >= 0)
-    {
-      f = lookup_conn(rp.from);
-      if(!f)
-       {
-         syslog(LOG_ERR, _("Got packet from %s (%s) with unknown origin %d.%d.%d.%d?"),
-                cl->vpn_hostname, cl->real_hostname, IP_ADDR_V(rp.from));
-         return -1;
-       }
-
-      if(f->status.validkey)
-       xrecv(f, &rp);
-      else
-       {
-         add_queue(&(f->rq), &rp, rp.len);
-         if(!cl->status.waitingforkey)
-           send_key_request(rp.from);
-       }
-
-      if(my_key_expiry <= time(NULL))
-       regenerate_keys();
-    }
+  cl->tcppacket=len;
 cp
   return 0;
 }