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Diff for /src/sys/netinet/raw_ip.c between version 1.60 and 1.63

version 1.60, 2001/12/21 02:51:47 version 1.63, 2002/10/22 02:34:47
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 126  rip_init()
Line 126  rip_init()
         in_pcbinit(&rawcbtable, 1, 1);          in_pcbinit(&rawcbtable, 1, 1);
 }  }
   
 static struct   sockaddr_in ripsrc = { sizeof(ripsrc), AF_INET };  
   
 /*  /*
  * Setup generic address and protocol structures   * Setup generic address and protocol structures
  * for raw_input routine, then pass them along with   * for raw_input routine, then pass them along with
Line 142  rip_input(m, va_alist)
Line 140  rip_input(m, va_alist)
         va_dcl          va_dcl
 #endif  #endif
 {  {
         int off, proto;          int proto;
         struct ip *ip = mtod(m, struct ip *);          struct ip *ip = mtod(m, struct ip *);
         struct inpcb *inp;          struct inpcb *inp;
         struct inpcb *last = 0;          struct inpcb *last = 0;
Line 151  rip_input(m, va_alist)
Line 149  rip_input(m, va_alist)
         va_list ap;          va_list ap;
   
         va_start(ap, m);          va_start(ap, m);
         off = va_arg(ap, int);  
         proto = va_arg(ap, int);          proto = va_arg(ap, int);
         va_end(ap);          va_end(ap);
   
Line 163  rip_input(m, va_alist)
Line 160  rip_input(m, va_alist)
   
         /*          /*
          * XXX Compatibility: programs using raw IP expect ip_len           * XXX Compatibility: programs using raw IP expect ip_len
          * XXX to have the header length subtracted.           * XXX to have the header length subtracted, and in host order.
            * XXX ip_off is also expected to be host order.
          */           */
         ip->ip_len -= ip->ip_hl << 2;          ip->ip_len = ntohs(ip->ip_len) - (ip->ip_hl << 2);
           NTOHS(ip->ip_off);
   
         CIRCLEQ_FOREACH(inp, &rawcbtable.inpt_queue, inp_queue) {          CIRCLEQ_FOREACH(inp, &rawcbtable.inpt_queue, inp_queue) {
                 if (inp->inp_ip.ip_p && inp->inp_ip.ip_p != proto)                  if (inp->inp_ip.ip_p && inp->inp_ip.ip_p != proto)
Line 335  rip_output(m, va_alist)
Line 334  rip_output(m, va_alist)
                 M_PREPEND(m, sizeof(struct ip), M_WAIT);                  M_PREPEND(m, sizeof(struct ip), M_WAIT);
                 ip = mtod(m, struct ip *);                  ip = mtod(m, struct ip *);
                 ip->ip_tos = 0;                  ip->ip_tos = 0;
                 ip->ip_off = 0;                  ip->ip_off = htons(0);
                 ip->ip_p = inp->inp_ip.ip_p;                  ip->ip_p = inp->inp_ip.ip_p;
                 ip->ip_len = m->m_pkthdr.len;                  ip->ip_len = htons(m->m_pkthdr.len);
                 ip->ip_src = inp->inp_laddr;                  ip->ip_src = inp->inp_laddr;
                 ip->ip_dst = inp->inp_faddr;                  ip->ip_dst = inp->inp_faddr;
                 ip->ip_ttl = MAXTTL;                  ip->ip_ttl = MAXTTL;
Line 348  rip_output(m, va_alist)
Line 347  rip_output(m, va_alist)
                         return (EMSGSIZE);                          return (EMSGSIZE);
                 }                  }
                 ip = mtod(m, struct ip *);                  ip = mtod(m, struct ip *);
                   /* XXX userland passes ip_len and ip_off in host order */
                 if (m->m_pkthdr.len != ip->ip_len) {                  if (m->m_pkthdr.len != ip->ip_len) {
                         m_freem(m);                          m_freem(m);
                         return (EINVAL);                          return (EINVAL);
                 }                  }
                   HTONS(ip->ip_len);
                   HTONS(ip->ip_off);
                 if (ip->ip_id == 0)                  if (ip->ip_id == 0)
                         ip->ip_id = htons(ip_id++);                          ip->ip_id = htons(ip_id++);
                 opts = NULL;                  opts = NULL;
Line 365  rip_output(m, va_alist)
Line 367  rip_output(m, va_alist)
                 return ENOBUFS;                  return ENOBUFS;
         }          }
 #endif /*IPSEC*/  #endif /*IPSEC*/
         return (ip_output(m, opts, &inp->inp_route, flags, inp->inp_moptions, &inp->inp_errormtu));          return (ip_output(m, opts, &inp->inp_route, flags, inp->inp_moptions,
               &inp->inp_errormtu));
 }  }
   
 /*  /*
Legend:
Removed from v.1.60  
changed lines
  Added in v.1.63
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