network_cmds-245.tar.gz

[apple/network_cmds.git] / netstat.tproj / route.c

diff --git a/netstat.tproj/route.c b/netstat.tproj/route.c
index 493437b30040c8a64ce2ebc29b9557e37bf3a260..e94d0d62bd4683d0d043cffbfd687ccfc5979682 100644 (file)
--- a/netstat.tproj/route.c
+++ b/netstat.tproj/route.c
@@ -3,22 +3,21 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
  *
  * @APPLE_LICENSE_HEADER_START@
  * 

- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
+ * Reserved.  This file contains Original Code and/or Modifications of
+ * Original Code as defined in and that are subject to the Apple Public
+ * Source License Version 1.0 (the 'License').  You may not use this file
+ * except in compliance with the License.  Please obtain a copy of the
+ * License at http://www.apple.com/publicsource and read it before using
+ * this file.

  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,

- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License."

  * 
  * @APPLE_LICENSE_HEADER_END@
  */
  * 
  * @APPLE_LICENSE_HEADER_END@
  */


@@ -60,11 +59,10 @@
 static char sccsid[] = "From: @(#)route.c      8.6 (Berkeley) 4/28/95";
 #endif
 static const char rcsid[] =
 static char sccsid[] = "From: @(#)route.c      8.6 (Berkeley) 4/28/95";
 #endif
 static const char rcsid[] =

-       "$Id: route.c,v 1.4 2003/07/08 23:03:54 lindak Exp $";
+       "$Id: route.c,v 1.7 2004/10/14 22:24:09 lindak Exp $";

 #endif /* not lint */
 
 #include <sys/param.h>
 #endif /* not lint */
 
 #include <sys/param.h>

-#include <sys/protosw.h>

 #include <sys/socket.h>
 #include <sys/time.h>
 
 #include <sys/socket.h>
 #include <sys/time.h>
 


@@ -73,6 +71,7 @@ static const char rcsid[] =
 #include <net/if_dl.h>
 #include <net/if_types.h>
 #include <net/route.h>
 #include <net/if_dl.h>
 #include <net/if_types.h>
 #include <net/route.h>

+#include <net/radix.h>

 
 #include <netinet/in.h>
 #ifndef __APPLE__
 
 #include <netinet/in.h>
 #ifndef __APPLE__


@@ -100,8 +99,9 @@ static const char rcsid[] =
 #include <time.h>
 #include "netstat.h"
 
 #include <time.h>
 #include "netstat.h"
 

+#if 0

 #define kget(p, d) (kread((u_long)(p), (char *)&(d), sizeof (d)))
 #define kget(p, d) (kread((u_long)(p), (char *)&(d), sizeof (d)))

-
+#endif

 
 /* alignment constraint for routing socket */
 #define ROUNDUP(a) \
 
 /* alignment constraint for routing socket */
 #define ROUNDUP(a) \


@@ -142,7 +142,9 @@ typedef union {
        u_short u_data[128];
 } sa_u;
 
        u_short u_data[128];
 } sa_u;
 

+#if 0

 static sa_u pt_u;
 static sa_u pt_u;

+#endif

 
 int    do_rtent = 0;
 struct rtentry rtentry;
 
 int    do_rtent = 0;
 struct rtentry rtentry;


@@ -150,16 +152,16 @@ struct    radix_node rnode;
 struct radix_mask rmask;
 struct radix_node_head *rt_tables[AF_MAX+1];
 
 struct radix_mask rmask;
 struct radix_node_head *rt_tables[AF_MAX+1];
 

-int    NewTree = 0;
-
+#if 0

 static struct sockaddr *kgetsa __P((struct sockaddr *));
 static void p_tree __P((struct radix_node *));
 static void p_rtnode __P((void));
 static struct sockaddr *kgetsa __P((struct sockaddr *));
 static void p_tree __P((struct radix_node *));
 static void p_rtnode __P((void));

+static void p_rtentry __P((struct rtentry *));
+#endif

 static void ntreestuff __P((void));
 static void ntreestuff __P((void));

-static void np_rtentry __P((struct rt_msghdr *));
+static void np_rtentry __P((struct rt_msghdr2 *));

 static void p_sockaddr __P((struct sockaddr *, struct sockaddr *, int, int));
 static void p_flags __P((int, char *));
 static void p_sockaddr __P((struct sockaddr *, struct sockaddr *, int, int));
 static void p_flags __P((int, char *));

-static void p_rtentry __P((struct rtentry *));

 static u_long forgemask __P((u_long));
 static void domask __P((char *, u_long, u_long));
 
 static u_long forgemask __P((u_long));
 static void domask __P((char *, u_long, u_long));
 


@@ -169,19 +171,21 @@ static void domask __P((char *, u_long, u_long));
 void
 routepr(u_long rtree)
 {
 void
 routepr(u_long rtree)
 {

+#if 0

        struct radix_node_head *rnh, head;
        int i;
        struct radix_node_head *rnh, head;
        int i;

+#endif

 
        printf("Routing tables\n");
 
 
        printf("Routing tables\n");
 

-       if (Aflag == 0 && NewTree)
+       if (dflag == 0) 

                ntreestuff();
        else {
                if (rtree == 0) {
                        printf("rt_tables: symbol not in namelist\n");
                        return;
                }
                ntreestuff();
        else {
                if (rtree == 0) {
                        printf("rt_tables: symbol not in namelist\n");
                        return;
                }

-
+#if 0

                kget(rtree, rt_tables);
                for (i = 0; i <= AF_MAX; i++) {
                        if ((rnh = rt_tables[i]) == 0)
                kget(rtree, rt_tables);
                for (i = 0; i <= AF_MAX; i++) {
                        if ((rnh = rt_tables[i]) == 0)


@@ -199,6 +203,7 @@ routepr(u_long rtree)
                                p_tree(head.rnh_treetop);
                        }
                }
                                p_tree(head.rnh_treetop);
                        }
                }

+#endif

        }
 }
 
        }
 }
 


@@ -258,9 +263,9 @@ pr_family(int af)
 #define        WID_IF(af)      6       /* width of netif column */
 #else
 #define        WID_DST(af) \
 #define        WID_IF(af)      6       /* width of netif column */
 #else
 #define        WID_DST(af) \

-       ((af) == AF_INET6 ? (lflag ? 39 : (nflag ? 33: 18)) : 18)
+       ((af) == AF_INET6 ? (lflag ? 39 : (nflag ? 39: 18)) : 18)

 #define        WID_GW(af) \
 #define        WID_GW(af) \

-       ((af) == AF_INET6 ? (lflag ? 31 : (nflag ? 29 : 18)) : 18)
+       ((af) == AF_INET6 ? (lflag ? 31 : (nflag ? 31 : 18)) : 18)

 #define        WID_IF(af)      ((af) == AF_INET6 ? 8 : 6)
 #endif /*INET6*/
 
 #define        WID_IF(af)      ((af) == AF_INET6 ? 8 : 6)
 #endif /*INET6*/
 


@@ -293,6 +298,7 @@ pr_rthdr(int af)
                        "Flags", "Netif", "Expire");
 }
 
                        "Flags", "Netif", "Expire");
 }
 

+#if 0

 static struct sockaddr *
 kgetsa(struct sockaddr *dst)
 {
 static struct sockaddr *
 kgetsa(struct sockaddr *dst)
 {


@@ -377,6 +383,7 @@ p_rtnode(void)
        }
        putchar('\n');
 }
        }
        putchar('\n');
 }

+#endif

 
 static void
 ntreestuff(void)
 
 static void
 ntreestuff(void)


@@ -384,13 +391,13 @@ ntreestuff(void)
        size_t needed;
        int mib[6];
        char *buf, *next, *lim;
        size_t needed;
        int mib[6];
        char *buf, *next, *lim;

-       register struct rt_msghdr *rtm;
+       register struct rt_msghdr2 *rtm;

 
        mib[0] = CTL_NET;
        mib[1] = PF_ROUTE;
        mib[2] = 0;
        mib[3] = 0;
 
        mib[0] = CTL_NET;
        mib[1] = PF_ROUTE;
        mib[2] = 0;
        mib[3] = 0;

-       mib[4] = NET_RT_DUMP;
+       mib[4] = NET_RT_DUMP2;

        mib[5] = 0;
        if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) {
                err(1, "sysctl: net.route.0.0.dump estimate");
        mib[5] = 0;
        if (sysctl(mib, 6, NULL, &needed, NULL, 0) < 0) {
                err(1, "sysctl: net.route.0.0.dump estimate");


@@ -404,47 +411,90 @@ ntreestuff(void)
        }
        lim  = buf + needed;
        for (next = buf; next < lim; next += rtm->rtm_msglen) {
        }
        lim  = buf + needed;
        for (next = buf; next < lim; next += rtm->rtm_msglen) {

-               rtm = (struct rt_msghdr *)next;
+               rtm = (struct rt_msghdr2 *)next;

                np_rtentry(rtm);
        }
 }
 
 static void
                np_rtentry(rtm);
        }
 }
 
 static void

-np_rtentry(struct rt_msghdr *rtm)
+get_rtaddrs(int addrs, struct sockaddr *sa, struct sockaddr **rti_info)

 {
 {

-       register struct sockaddr *sa = (struct sockaddr *)(rtm + 1);
-#ifdef notdef
-       static int masks_done, banner_printed;
-#endif
-       static int old_af;
-       int af = 0, interesting = RTF_UP | RTF_GATEWAY | RTF_HOST;
-
-#ifdef notdef
-       /* for the moment, netmasks are skipped over */
-       if (!banner_printed) {
-               printf("Netmasks:\n");
-               banner_printed = 1;
+        int i;
+        
+        for (i = 0; i < RTAX_MAX; i++) {
+                if (addrs & (1 << i)) {
+                        rti_info[i] = sa;
+                                               sa = (struct sockaddr *)(ROUNDUP(sa->sa_len) + (char *)sa);
+                }
+                else
+                        rti_info[i] = NULL;
+        }
+}
+
+static void
+np_rtentry(struct rt_msghdr2 *rtm)
+{
+       struct sockaddr *sa = (struct sockaddr *)(rtm + 1);
+       struct sockaddr *rti_info[RTAX_MAX];
+       static int old_fam;
+       int fam = 0;
+       u_short lastindex = 0xffff;
+       static char ifname[IFNAMSIZ + 1];
+       sa_u addr, mask;
+
+       /*
+        * Don't print protocol-cloned routes unless -a.
+        */
+       if ((rtm->rtm_flags & RTF_WASCLONED) && (rtm->rtm_parentflags & RTF_PRCLONING) && !aflag) {
+                       return;
+       }
+
+       fam = sa->sa_family;
+       if (af != AF_UNSPEC && af != fam)
+               return;
+       if (fam != old_fam) {
+               pr_family(fam);
+               pr_rthdr(fam);
+               old_fam = fam;

        }
        }

-       if (masks_done == 0) {
-               if (rtm->rtm_addrs != RTA_DST ) {
-                       masks_done = 1;
-                       af = sa->sa_family;
+       get_rtaddrs(rtm->rtm_addrs, sa, rti_info);
+       bzero(&addr, sizeof(addr));
+       if ((rtm->rtm_addrs & RTA_DST))
+               bcopy(rti_info[RTAX_DST], &addr, rti_info[RTAX_DST]->sa_len);
+       bzero(&mask, sizeof(mask));
+       if ((rtm->rtm_addrs & RTA_NETMASK))
+               bcopy(rti_info[RTAX_NETMASK], &mask, rti_info[RTAX_NETMASK]->sa_len);
+       p_sockaddr(&addr.u_sa, &mask.u_sa, rtm->rtm_flags,
+           WID_DST(addr.u_sa.sa_family));
+
+       p_sockaddr(rti_info[RTAX_GATEWAY], NULL, RTF_HOST,
+           WID_GW(addr.u_sa.sa_family));
+       
+       p_flags(rtm->rtm_flags, "%-6.6s ");
+
+       if (addr.u_sa.sa_family == AF_INET || lflag) {
+               printf("%6u %8d ", rtm->rtm_refcnt, rtm->rtm_use);
+               if (lflag) {
+                       if (rtm->rtm_rmx.rmx_mtu != 0)
+                               printf("%6lu ", rtm->rtm_rmx.rmx_mtu);
+                       else
+                               printf("%6s ", "");

                }
                }

-       } else
-#endif
-               af = sa->sa_family;
-       if (af != old_af) {
-               pr_family(af);
-               old_af = af;

        }
        }

-       if (rtm->rtm_addrs == RTA_DST)
-               p_sockaddr(sa, NULL, 0, 36);
-       else {
-               p_sockaddr(sa, NULL, rtm->rtm_flags, 16);
-               sa = (struct sockaddr *)(ROUNDUP(sa->sa_len) + (char *)sa);
-               p_sockaddr(sa, NULL, 0, 18);
+       if (rtm->rtm_index != lastindex) {
+               if_indextoname(rtm->rtm_index, ifname);
+               lastindex = rtm->rtm_index;
+       }
+       printf("%*.*s", WID_IF(addr.u_sa.sa_family),
+               WID_IF(addr.u_sa.sa_family), ifname);
+
+       if (rtm->rtm_rmx.rmx_expire) {
+               time_t expire_time;
+
+               if ((expire_time =
+                       rtm->rtm_rmx.rmx_expire - time((time_t *)0)) > 0)
+                       printf(" %6d", (int)expire_time);

        }
        }

-       p_flags(rtm->rtm_flags & interesting, "%-6.6s ");

        putchar('\n');
 }
 
        putchar('\n');
 }
 


@@ -461,8 +511,8 @@ p_sockaddr(struct sockaddr *sa, struct sockaddr *mask, int flags, int width)
 
                if ((sin->sin_addr.s_addr == INADDR_ANY) &&
                        mask &&
 
                if ((sin->sin_addr.s_addr == INADDR_ANY) &&
                        mask &&

-                       ntohl(((struct sockaddr_in *)mask)->sin_addr.s_addr)
-                               ==0L)
+                       (ntohl(((struct sockaddr_in *)mask)->sin_addr.s_addr) == 0L ||
+                        mask->sa_len == 0))

                                cp = "default" ;
                else if (flags & RTF_HOST)
                        cp = routename(sin->sin_addr.s_addr);
                                cp = "default" ;
                else if (flags & RTF_HOST)
                        cp = routename(sin->sin_addr.s_addr);


@@ -495,8 +545,7 @@ p_sockaddr(struct sockaddr *sa, struct sockaddr *mask, int flags, int width)
                if (flags & RTF_HOST)
                    cp = routename6(sa6);
                else if (mask)
                if (flags & RTF_HOST)
                    cp = routename6(sa6);
                else if (mask)

-                   cp = netname6(sa6,
-                                 &((struct sockaddr_in6 *)mask)->sin6_addr);
+                   cp = netname6(sa6, mask);

                else {
                    cp = netname6(sa6, NULL);
                }
                else {
                    cp = netname6(sa6, NULL);
                }


@@ -603,6 +652,7 @@ p_flags(int f, char *format)
        printf(format, name);
 }
 
        printf(format, name);
 }
 

+#if 0

 static void
 p_rtentry(struct rtentry *rt)
 {
 static void
 p_rtentry(struct rtentry *rt)
 {


@@ -634,7 +684,7 @@ p_rtentry(struct rtentry *rt)
            WID_GW(addr.u_sa.sa_family));
        p_flags(rt->rt_flags, "%-6.6s ");
        if (addr.u_sa.sa_family == AF_INET || lflag) {
            WID_GW(addr.u_sa.sa_family));
        p_flags(rt->rt_flags, "%-6.6s ");
        if (addr.u_sa.sa_family == AF_INET || lflag) {

-               printf("%6ld %8ld ", rt->rt_refcnt, rt->rt_use);
+               printf("%6u %8ld ", rt->rt_refcnt, rt->rt_use);

                if (lflag) {
                        if (rt->rt_rmx.rmx_mtu != 0)
                                printf("%6lu ", rt->rt_rmx.rmx_mtu);
                if (lflag) {
                        if (rt->rt_rmx.rmx_mtu != 0)
                                printf("%6lu ", rt->rt_rmx.rmx_mtu);


@@ -664,6 +714,7 @@ p_rtentry(struct rtentry *rt)
        }
        putchar('\n');
 }
        }
        putchar('\n');
 }

+#endif

 
 char *
 routename(u_long in)
 
 char *
 routename(u_long in)


@@ -796,14 +847,17 @@ netname(u_long in, u_long mask)
 
 #ifdef INET6
 char *
 
 #ifdef INET6
 char *

-netname6(struct sockaddr_in6 *sa6, struct in6_addr *mask)
+netname6(struct sockaddr_in6 *sa6, struct sockaddr *sam)

 {
        static char line[MAXHOSTNAMELEN];
 {
        static char line[MAXHOSTNAMELEN];

-       u_char *p = (u_char *)mask;

        u_char *lim;
        int masklen, illegal = 0, flag = NI_WITHSCOPEID;
        u_char *lim;
        int masklen, illegal = 0, flag = NI_WITHSCOPEID;

+       struct in6_addr *mask = sam ? &((struct sockaddr_in6 *)sam)->sin6_addr : 0;

 
 

-       if (mask) {
+       if (sam && sam->sa_len == 0) {
+               masklen = 0;
+       } else if (mask) {
+               u_char *p = (u_char *)mask;

                for (masklen = 0, lim = p + 16; p < lim; p++) {
                        switch (*p) {
                         case 0xff:
                for (masklen = 0, lim = p + 16; p < lim; p++) {
                        switch (*p) {
                         case 0xff:


@@ -882,21 +936,33 @@ routename6(struct sockaddr_in6 *sa6)
  * Print routing statistics
  */
 void
  * Print routing statistics
  */
 void

-rt_stats(u_long rtsaddr, u_long rttaddr)
+rt_stats(void)

 {
        struct rtstat rtstat;
        int rttrash;
 {
        struct rtstat rtstat;
        int rttrash;

+       int mib[6];
+       size_t len;

 
 

-       if (rtsaddr == 0) {
-               printf("rtstat: symbol not in namelist\n");
+       mib[0] = CTL_NET;
+       mib[1] = AF_ROUTE;
+       mib[2] = 0;
+       mib[3] = 0;
+       mib[4] = NET_RT_STAT;
+       mib[5] = 0;
+       len = sizeof(struct rtstat);
+       if (sysctl(mib, 6, &rtstat, &len, 0, 0) == -1)

                return;
                return;

-       }
-       if (rttaddr == 0) {
-               printf("rttrash: symbol not in namelist\n");
+               
+       mib[0] = CTL_NET;
+       mib[1] = AF_ROUTE;
+       mib[2] = 0;
+       mib[3] = 0;
+       mib[4] = NET_RT_TRASH;
+       mib[5] = 0;
+       len = sizeof(rttrash);
+       if (sysctl(mib, 6, &rttrash, &len, 0, 0) == -1)

                return;
                return;

-       }
-       kread(rtsaddr, (char *)&rtstat, sizeof (rtstat));
-       kread(rttaddr, (char *)&rttrash, sizeof (rttrash));
+

        printf("routing:\n");
 
 #define        p(f, m) if (rtstat.f || sflag <= 1) \
        printf("routing:\n");
 
 #define        p(f, m) if (rtstat.f || sflag <= 1) \