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Diff for /src/sys/netinet/ip_input.c between version 1.44 and 1.44.4.1

version 1.44, 1997/01/11 05:21:10 version 1.44.4.1, 1997/03/12 21:24:42
Line 54 
Line 54 
 #include <net/if.h>  #include <net/if.h>
 #include <net/if_dl.h>  #include <net/if_dl.h>
 #include <net/route.h>  #include <net/route.h>
   #include <net/pfil.h>
   
 #include <netinet/in.h>  #include <netinet/in.h>
 #include <netinet/in_systm.h>  #include <netinet/in_systm.h>
Line 63 
Line 64 
 #include <netinet/ip_var.h>  #include <netinet/ip_var.h>
 #include <netinet/ip_icmp.h>  #include <netinet/ip_icmp.h>
   
 #ifdef PFIL_HOOKS  
 #include <net/pfil.h>  
 #endif /* PFIL_HOOKS */  
   
 /* XXX should really put this in libkern.h */  /* XXX should really put this in libkern.h */
 #define offsetof(type, member)  ((size_t)(&((type *)0)->member))  #define offsetof(type, member)  ((size_t)(&((type *)0)->member))
   
Line 81 
Line 78 
 #define IPSENDREDIRECTS 1  #define IPSENDREDIRECTS 1
 #endif  #endif
 #ifndef IPFORWSRCRT  #ifndef IPFORWSRCRT
 #define IPFORWSRCRT     1       /* allow source-routed packets */  #define IPFORWSRCRT     1       /* forward source-routed packets */
   #endif
   #ifndef IPALLOWSRCRT
   #define IPALLOWSRCRT    1       /* allow source-routed packets */
 #endif  #endif
 /*  /*
  * Note: DIRECTED_BROADCAST is handled this way so that previous   * Note: DIRECTED_BROADCAST is handled this way so that previous
Line 99  int ipsendredirects = IPSENDREDIRECTS;
Line 99  int ipsendredirects = IPSENDREDIRECTS;
 int     ip_defttl = IPDEFTTL;  int     ip_defttl = IPDEFTTL;
 int     ip_forwsrcrt = IPFORWSRCRT;  int     ip_forwsrcrt = IPFORWSRCRT;
 int     ip_directedbcast = IPDIRECTEDBCAST;  int     ip_directedbcast = IPDIRECTEDBCAST;
   int     ip_allowsrcrt = IPALLOWSRCRT;
 #ifdef DIAGNOSTIC  #ifdef DIAGNOSTIC
 int     ipprintfs = 0;  int     ipprintfs = 0;
 #endif  #endif
Line 714  ip_dooptions(m)
Line 715  ip_dooptions(m)
                  */                   */
                 case IPOPT_LSRR:                  case IPOPT_LSRR:
                 case IPOPT_SSRR:                  case IPOPT_SSRR:
                           if (ip_allowsrcrt == 0) {
                                   type = ICMP_UNREACH;
                                   code = ICMP_UNREACH_NET_PROHIB;
                                   goto bad;
                           }
                         if ((off = cp[IPOPT_OFFSET]) < IPOPT_MINOFF) {                          if ((off = cp[IPOPT_OFFSET]) < IPOPT_MINOFF) {
                                 code = &cp[IPOPT_OFFSET] - (u_char *)ip;                                  code = &cp[IPOPT_OFFSET] - (u_char *)ip;
                                 goto bad;                                  goto bad;
Line 1251  ip_sysctl(name, namelen, oldp, oldlenp, 
Line 1257  ip_sysctl(name, namelen, oldp, oldlenp, 
                 return (sysctl_int(oldp, oldlenp, newp, newlen, &ip_mtu));                  return (sysctl_int(oldp, oldlenp, newp, newlen, &ip_mtu));
 #endif  #endif
         case IPCTL_FORWSRCRT:          case IPCTL_FORWSRCRT:
                 /*                  /* Don't allow this to change in a secure environment.  */
                  * Don't allow this to change in a secure environment.  
                  */  
                 if (securelevel > 0)                  if (securelevel > 0)
                         return (EPERM);                          return (sysctl_rdint(oldp, oldlenp, newp,
                 return (sysctl_int(oldp, oldlenp, newp, newlen,                              ip_forwsrcrt));
                     &ip_forwsrcrt));                  else
                           return (sysctl_int(oldp, oldlenp, newp, newlen,
                               &ip_forwsrcrt));
         case IPCTL_DIRECTEDBCAST:          case IPCTL_DIRECTEDBCAST:
                 return (sysctl_int(oldp, oldlenp, newp, newlen,                  return (sysctl_int(oldp, oldlenp, newp, newlen,
                     &ip_directedbcast));                      &ip_directedbcast));
           case IPCTL_ALLOWSRCRT:
                   return (sysctl_int(oldp, oldlenp, newp, newlen,
                       &ip_allowsrcrt));
         default:          default:
                 return (EOPNOTSUPP);                  return (EOPNOTSUPP);
         }          }
Legend:
Removed from v.1.44  
changed lines
  Added in v.1.44.4.1
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