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c89b6165 KS |
1 | /* |
2 | * Copyright (c) 1989 Stephen Deering | |
ad787160 C |
3 | * Copyright (c) 1992, 1993 |
4 | * The Regents of the University of California. All rights reserved. | |
c89b6165 KS |
5 | * |
6 | * This code is derived from software contributed to Berkeley by | |
7 | * Stephen Deering of Stanford University. | |
8 | * | |
ad787160 C |
9 | * Redistribution and use in source and binary forms, with or without |
10 | * modification, are permitted provided that the following conditions | |
11 | * are met: | |
12 | * 1. Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * 2. Redistributions in binary form must reproduce the above copyright | |
15 | * notice, this list of conditions and the following disclaimer in the | |
16 | * documentation and/or other materials provided with the distribution. | |
17 | * 3. All advertising materials mentioning features or use of this software | |
18 | * must display the following acknowledgement: | |
19 | * This product includes software developed by the University of | |
20 | * California, Berkeley and its contributors. | |
21 | * 4. Neither the name of the University nor the names of its contributors | |
22 | * may be used to endorse or promote products derived from this software | |
23 | * without specific prior written permission. | |
c89b6165 | 24 | * |
ad787160 C |
25 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
26 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
28 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
31 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
32 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
33 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
34 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
35 | * SUCH DAMAGE. | |
36 | * | |
fd88f5c5 | 37 | * @(#)mroute.c 8.2 (Berkeley) 4/28/95 |
c89b6165 KS |
38 | */ |
39 | ||
40 | /* | |
41 | * Print DVMRP multicast routing structures and statistics. | |
42 | * | |
43 | * MROUTING 1.0 | |
44 | */ | |
45 | ||
46 | #include <sys/param.h> | |
47 | #include <sys/socket.h> | |
48 | #include <sys/socketvar.h> | |
49 | #include <sys/protosw.h> | |
50 | ||
51 | #include <netinet/in.h> | |
52 | #include <netinet/igmp.h> | |
53 | #define KERNEL 1 | |
54 | #include <netinet/ip_mroute.h> | |
55 | #undef KERNEL | |
56 | ||
57 | #include <stdio.h> | |
58 | #include <stdlib.h> | |
59 | #include "netstat.h" | |
60 | ||
61 | void | |
62 | mroutepr(mrpaddr, mrtaddr, vifaddr) | |
d1cfb820 | 63 | u_long mrpaddr, mrtaddr, vifaddr; |
c89b6165 KS |
64 | { |
65 | u_int mrtproto; | |
66 | struct mrt *mrttable[MRTHASHSIZ]; | |
67 | struct vif viftable[MAXVIFS]; | |
68 | register struct mrt *mrt; | |
69 | struct mrt smrt; | |
70 | register struct vif *v; | |
71 | register vifi_t vifi; | |
72 | register struct in_addr *grp; | |
73 | register int i, n; | |
74 | register int banner_printed; | |
75 | register int saved_nflag; | |
76 | ||
77 | if (mrpaddr == 0) { | |
78 | printf("ip_mrtproto: symbol not in namelist\n"); | |
79 | return; | |
80 | } | |
81 | ||
d1cfb820 | 82 | kread(mrpaddr, (char *)&mrtproto, sizeof(mrtproto)); |
c89b6165 KS |
83 | switch (mrtproto) { |
84 | ||
85 | case 0: | |
86 | printf("no multicast routing compiled into this system\n"); | |
87 | return; | |
88 | ||
89 | case IGMP_DVMRP: | |
90 | break; | |
91 | ||
92 | default: | |
93 | printf("multicast routing protocol %u, unknown\n", mrtproto); | |
94 | return; | |
95 | } | |
96 | ||
97 | if (mrtaddr == 0) { | |
98 | printf("mrttable: symbol not in namelist\n"); | |
99 | return; | |
100 | } | |
101 | if (vifaddr == 0) { | |
102 | printf("viftable: symbol not in namelist\n"); | |
103 | return; | |
104 | } | |
105 | ||
106 | saved_nflag = nflag; | |
107 | nflag = 1; | |
108 | ||
d1cfb820 | 109 | kread(vifaddr, (char *)&viftable, sizeof(viftable)); |
c89b6165 KS |
110 | banner_printed = 0; |
111 | for (vifi = 0, v = viftable; vifi < MAXVIFS; ++vifi, ++v) { | |
112 | if (v->v_lcl_addr.s_addr == 0) | |
113 | continue; | |
114 | ||
115 | if (!banner_printed) { | |
116 | printf("\nVirtual Interface Table\n%s%s", | |
117 | " Vif Threshold Local-Address ", | |
118 | "Remote-Address Groups\n"); | |
119 | banner_printed = 1; | |
120 | } | |
121 | ||
122 | printf(" %2u %3u %-15.15s", | |
123 | vifi, v->v_threshold, routename(v->v_lcl_addr.s_addr)); | |
124 | printf(" %-15.15s\n", (v->v_flags & VIFF_TUNNEL) ? | |
125 | routename(v->v_rmt_addr.s_addr) : ""); | |
126 | ||
127 | n = v->v_lcl_grps_n; | |
128 | grp = (struct in_addr *)malloc(n * sizeof(*grp)); | |
129 | if (grp == NULL) { | |
130 | printf("v_lcl_grps_n: malloc failed\n"); | |
131 | return; | |
132 | } | |
d1cfb820 | 133 | kread((u_long)v->v_lcl_grps, (caddr_t)grp, n * sizeof(*grp)); |
c89b6165 KS |
134 | for (i = 0; i < n; ++i) |
135 | printf("%51s %-15.15s\n", | |
136 | "", routename((grp++)->s_addr)); | |
137 | free(grp); | |
138 | } | |
139 | if (!banner_printed) | |
140 | printf("\nVirtual Interface Table is empty\n"); | |
141 | ||
d1cfb820 | 142 | kread(mrtaddr, (char *)&mrttable, sizeof(mrttable)); |
c89b6165 KS |
143 | banner_printed = 0; |
144 | for (i = 0; i < MRTHASHSIZ; ++i) { | |
145 | for (mrt = mrttable[i]; mrt != NULL; mrt = mrt->mrt_next) { | |
146 | if (!banner_printed) { | |
147 | printf("\nMulticast Routing Table\n%s", | |
148 | " Hash Origin-Subnet In-Vif Out-Vifs\n"); | |
149 | banner_printed = 1; | |
150 | } | |
151 | ||
d1cfb820 | 152 | kread((u_long)mrt, (char *)&smrt, sizeof(*mrt)); |
c89b6165 KS |
153 | mrt = &smrt; |
154 | printf(" %3u %-15.15s %2u ", | |
155 | i, netname(mrt->mrt_origin.s_addr, | |
156 | ntohl(mrt->mrt_originmask.s_addr)), | |
157 | mrt->mrt_parent); | |
158 | for (vifi = 0; vifi < MAXVIFS; ++vifi) | |
159 | if (VIFM_ISSET(vifi, mrt->mrt_children)) | |
160 | printf(" %u%c", | |
161 | vifi, | |
162 | VIFM_ISSET(vifi, mrt->mrt_leaves) ? | |
163 | '*' : ' '); | |
164 | printf("\n"); | |
165 | } | |
166 | } | |
167 | if (!banner_printed) | |
168 | printf("\nMulticast Routing Table is empty\n"); | |
169 | ||
170 | printf("\n"); | |
171 | nflag = saved_nflag; | |
172 | } | |
173 | ||
174 | ||
175 | void | |
176 | mrt_stats(mrpaddr, mstaddr) | |
d1cfb820 | 177 | u_long mrpaddr, mstaddr; |
c89b6165 KS |
178 | { |
179 | u_int mrtproto; | |
180 | struct mrtstat mrtstat; | |
181 | ||
182 | if(mrpaddr == 0) { | |
183 | printf("ip_mrtproto: symbol not in namelist\n"); | |
184 | return; | |
185 | } | |
186 | ||
d1cfb820 | 187 | kread(mrpaddr, (char *)&mrtproto, sizeof(mrtproto)); |
c89b6165 KS |
188 | switch (mrtproto) { |
189 | case 0: | |
190 | printf("no multicast routing compiled into this system\n"); | |
191 | return; | |
192 | ||
193 | case IGMP_DVMRP: | |
194 | break; | |
195 | ||
196 | default: | |
197 | printf("multicast routing protocol %u, unknown\n", mrtproto); | |
198 | return; | |
199 | } | |
200 | ||
201 | if (mstaddr == 0) { | |
202 | printf("mrtstat: symbol not in namelist\n"); | |
203 | return; | |
204 | } | |
205 | ||
d1cfb820 | 206 | kread(mstaddr, (char *)&mrtstat, sizeof(mrtstat)); |
c89b6165 KS |
207 | printf("multicast routing:\n"); |
208 | printf(" %10u multicast route lookup%s\n", | |
209 | mrtstat.mrts_mrt_lookups, plural(mrtstat.mrts_mrt_lookups)); | |
210 | printf(" %10u multicast route cache miss%s\n", | |
211 | mrtstat.mrts_mrt_misses, plurales(mrtstat.mrts_mrt_misses)); | |
212 | printf(" %10u group address lookup%s\n", | |
213 | mrtstat.mrts_grp_lookups, plural(mrtstat.mrts_grp_lookups)); | |
214 | printf(" %10u group address cache miss%s\n", | |
215 | mrtstat.mrts_grp_misses, plurales(mrtstat.mrts_grp_misses)); | |
216 | printf(" %10u datagram%s with no route for origin\n", | |
217 | mrtstat.mrts_no_route, plural(mrtstat.mrts_no_route)); | |
218 | printf(" %10u datagram%s with malformed tunnel options\n", | |
219 | mrtstat.mrts_bad_tunnel, plural(mrtstat.mrts_bad_tunnel)); | |
220 | printf(" %10u datagram%s with no room for tunnel options\n", | |
221 | mrtstat.mrts_cant_tunnel, plural(mrtstat.mrts_cant_tunnel)); | |
8e4975f6 KB |
222 | printf(" %10u datagram%s arrived on the wrong interface\n", |
223 | mrtstat.mrts_wrong_if, plural(mrtstat.mrts_wrong_if)); | |
c89b6165 | 224 | } |