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Diff for /src/sys/netinet/ip_input.c between version 1.150.2.2 and 1.150.4.2

version 1.150.2.2, 2002/07/15 10:36:58 version 1.150.4.2, 2002/11/12 14:44:11
Line 3 
Line 3 
 /*  /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.   * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
  * All rights reserved.   * All rights reserved.
  *   *
  * Redistribution and use in source and binary forms, with or without   * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions   * modification, are permitted provided that the following conditions
  * are met:   * are met:
Line 15 
Line 15 
  * 3. Neither the name of the project nor the names of its contributors   * 3. Neither the name of the project nor the names of its contributors
  *    may be used to endorse or promote products derived from this software   *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.   *    without specific prior written permission.
  *   *
  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND   * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
Line 168  __KERNEL_RCSID(0, "$NetBSD$");
Line 168  __KERNEL_RCSID(0, "$NetBSD$");
 #define IPALLOWSRCRT    1       /* allow source-routed packets */  #define IPALLOWSRCRT    1       /* allow source-routed packets */
 #endif  #endif
 #ifndef IPMTUDISC  #ifndef IPMTUDISC
 #define IPMTUDISC       1  #define IPMTUDISC       0
 #endif  #endif
 #ifndef IPMTUDISCTIMEOUT  #ifndef IPMTUDISCTIMEOUT
 #define IPMTUDISCTIMEOUT (10 * 60)      /* as per RFC 1191 */  #define IPMTUDISCTIMEOUT (10 * 60)      /* as per RFC 1191 */
Line 338  ip_init()
Line 338  ip_init()
         TAILQ_INIT(&in_ifaddr);          TAILQ_INIT(&in_ifaddr);
         in_ifaddrhashtbl = hashinit(IN_IFADDR_HASH_SIZE, HASH_LIST, M_IFADDR,          in_ifaddrhashtbl = hashinit(IN_IFADDR_HASH_SIZE, HASH_LIST, M_IFADDR,
             M_WAITOK, &in_ifaddrhash);              M_WAITOK, &in_ifaddrhash);
         if (ip_mtudisc != 0)          ip_mtudisc_timeout_q = rt_timer_queue_create(ip_mtudisc_timeout);
                 ip_mtudisc_timeout_q =  
                     rt_timer_queue_create(ip_mtudisc_timeout);  
 #ifdef GATEWAY  #ifdef GATEWAY
         ipflow_init();          ipflow_init();
 #endif  #endif
Line 420  ip_input(struct mbuf *m)
Line 418  ip_input(struct mbuf *m)
         if (TAILQ_FIRST(&in_ifaddr) == 0)          if (TAILQ_FIRST(&in_ifaddr) == 0)
                 goto bad;                  goto bad;
         ipstat.ips_total++;          ipstat.ips_total++;
         /*          if (m->m_len < sizeof (struct ip) &&
          * If the IP header is not aligned, slurp it up into a new              (m = m_pullup(m, sizeof (struct ip))) == 0) {
          * mbuf with space for link headers, in the event we forward                  ipstat.ips_toosmall++;
          * it.  Otherwise, if it is aligned, make sure the entire                  return;
          * base IP header is in the first mbuf of the chain.  
          */  
         if (IP_HDR_ALIGNED_P(mtod(m, caddr_t)) == 0) {  
                 if ((m = m_copyup(m, sizeof(struct ip),  
                                   (max_linkhdr + 3) & ~3)) == NULL) {  
                         /* XXXJRT new stat, please */  
                         ipstat.ips_toosmall++;  
                         return;  
                 }  
         } else if (__predict_false(m->m_len < sizeof (struct ip))) {  
                 if ((m = m_pullup(m, sizeof (struct ip))) == NULL) {  
                         ipstat.ips_toosmall++;  
                         return;  
                 }  
         }          }
         ip = mtod(m, struct ip *);          ip = mtod(m, struct ip *);
         if (ip->ip_v != IPVERSION) {          if (ip->ip_v != IPVERSION) {
Line 1821  ip_sysctl(name, namelen, oldp, oldlenp, 
Line 1805  ip_sysctl(name, namelen, oldp, oldlenp, 
                 error = sysctl_int(oldp, oldlenp, newp, newlen,                  error = sysctl_int(oldp, oldlenp, newp, newlen,
                     &ip_mtudisc);                      &ip_mtudisc);
                 if (ip_mtudisc != 0 && ip_mtudisc_timeout_q == NULL) {                  if (ip_mtudisc != 0 && ip_mtudisc_timeout_q == NULL) {
                         ip_mtudisc_timeout_q =                          ip_mtudisc_timeout_q =
                             rt_timer_queue_create(ip_mtudisc_timeout);                              rt_timer_queue_create(ip_mtudisc_timeout);
                 } else if (ip_mtudisc == 0 && ip_mtudisc_timeout_q != NULL) {                  } else if (ip_mtudisc == 0 && ip_mtudisc_timeout_q != NULL) {
                         rt_timer_queue_destroy(ip_mtudisc_timeout_q, TRUE);                          rt_timer_queue_destroy(ip_mtudisc_timeout_q, TRUE);
Line 1858  ip_sysctl(name, namelen, oldp, oldlenp, 
Line 1842  ip_sysctl(name, namelen, oldp, oldlenp, 
                 error = sysctl_int(oldp, oldlenp, newp, newlen,                  error = sysctl_int(oldp, oldlenp, newp, newlen,
                    &ip_mtudisc_timeout);                     &ip_mtudisc_timeout);
                 if (ip_mtudisc_timeout_q != NULL)                  if (ip_mtudisc_timeout_q != NULL)
                         rt_timer_queue_change(ip_mtudisc_timeout_q,                          rt_timer_queue_change(ip_mtudisc_timeout_q,
                                               ip_mtudisc_timeout);                                                ip_mtudisc_timeout);
                 return (error);                  return (error);
 #ifdef GATEWAY  #ifdef GATEWAY
Legend:
Removed from v.1.150.2.2  
changed lines
  Added in v.1.150.4.2
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