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Diff for /src/sys/netinet/ip_input.c between version 1.30 and 1.30.4.3

version 1.30, 1996/03/16 23:53:58 version 1.30.4.3, 1996/12/11 02:11:08
Line 345  ours:
Line 345  ours:
          * if the packet was previously fragmented,           * if the packet was previously fragmented,
          * but it's not worth the time; just let them time out.)           * but it's not worth the time; just let them time out.)
          */           */
         if (ip->ip_off &~ IP_DF) {          if (ip->ip_off & ~(IP_DF|IP_RF)) {
                 if (m->m_flags & M_EXT) {               /* XXX */                  if (m->m_flags & M_EXT) {               /* XXX */
                         if ((m = m_pullup(m, sizeof (struct ip))) == 0) {                          if ((m = m_pullup(m, sizeof (struct ip))) == 0) {
                                 ipstat.ips_toosmall++;                                  ipstat.ips_toosmall++;
Line 531  insert:
Line 531  insert:
                 return (0);                  return (0);
   
         /*          /*
          * Reassembly is complete; concatenate fragments.           * Reassembly is complete.  Check for a bogus message size and
            * concatenate fragments.
          */           */
         q = fp->ipq_fragq.lh_first;          q = fp->ipq_fragq.lh_first;
         ip = q->ipqe_ip;          ip = q->ipqe_ip;
           if ((next + (ip->ip_hl << 2)) > IP_MAXPACKET) {
                   ipstat.ips_toolong++;
                   ip_freef(fp);
                   return (0);
           }
         m = dtom(q->ipqe_ip);          m = dtom(q->ipqe_ip);
         t = m->m_next;          t = m->m_next;
         m->m_next = 0;          m->m_next = 0;
Line 1050  ip_forward(m, srcrt)
Line 1056  ip_forward(m, srcrt)
         }          }
   
         /*          /*
          * Save at most 64 bytes of the packet in case           * Save at most 68 bytes of the packet in case
          * we need to generate an ICMP message to the src.           * we need to generate an ICMP message to the src.
          */           */
         mcopy = m_copy(m, 0, imin((int)ip->ip_len, 64));          mcopy = m_copy(m, 0, imin((int)ip->ip_len, 68));
   
         /*          /*
          * If forwarding packet using same interface that it came in on,           * If forwarding packet using same interface that it came in on,
Legend:
Removed from v.1.30  
changed lines
  Added in v.1.30.4.3
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