xref: /onnv-gate/usr/src/cmd/cmd-inet/usr.lib/in.ripngd/if.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate /*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
28*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate /*
31*0Sstevel@tonic-gate  * Portions of this source code were derived from Berkeley 4.3 BSD
32*0Sstevel@tonic-gate  * under license from the Regents of the University of California.
33*0Sstevel@tonic-gate  */
34*0Sstevel@tonic-gate 
35*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate /*
38*0Sstevel@tonic-gate  * Routing Table Management Daemon
39*0Sstevel@tonic-gate  */
40*0Sstevel@tonic-gate #include "defs.h"
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate /*
43*0Sstevel@tonic-gate  * Find the interface with given name.
44*0Sstevel@tonic-gate  */
45*0Sstevel@tonic-gate struct interface *
if_ifwithname(char * name)46*0Sstevel@tonic-gate if_ifwithname(char *name)
47*0Sstevel@tonic-gate {
48*0Sstevel@tonic-gate 	struct interface *ifp;
49*0Sstevel@tonic-gate 
50*0Sstevel@tonic-gate 	for (ifp = ifnet; ifp != NULL; ifp = ifp->int_next) {
51*0Sstevel@tonic-gate 		if (ifp->int_name != NULL &&
52*0Sstevel@tonic-gate 		    strcmp(ifp->int_name, name) == 0)
53*0Sstevel@tonic-gate 			break;
54*0Sstevel@tonic-gate 	}
55*0Sstevel@tonic-gate 	return (ifp);
56*0Sstevel@tonic-gate }
57*0Sstevel@tonic-gate 
58*0Sstevel@tonic-gate /*
59*0Sstevel@tonic-gate  * An interface has declared itself down - remove it completely
60*0Sstevel@tonic-gate  * from our routing tables but keep the interface structure around.
61*0Sstevel@tonic-gate  */
62*0Sstevel@tonic-gate void
if_purge(struct interface * pifp)63*0Sstevel@tonic-gate if_purge(struct interface *pifp)
64*0Sstevel@tonic-gate {
65*0Sstevel@tonic-gate 	rtpurgeif(pifp);
66*0Sstevel@tonic-gate 	pifp->int_flags &= ~RIP6_IFF_UP;
67*0Sstevel@tonic-gate }
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate static void
if_dump2(FILE * fp)70*0Sstevel@tonic-gate if_dump2(FILE *fp)
71*0Sstevel@tonic-gate {
72*0Sstevel@tonic-gate 	struct interface *ifp;
73*0Sstevel@tonic-gate 	char buf1[INET6_ADDRSTRLEN];
74*0Sstevel@tonic-gate 	static struct bits {
75*0Sstevel@tonic-gate 		uint_t	t_bits;
76*0Sstevel@tonic-gate 		char	*t_name;
77*0Sstevel@tonic-gate 	} flagbits[] = {
78*0Sstevel@tonic-gate 		/* BEGIN CSTYLED */
79*0Sstevel@tonic-gate 		{ RIP6_IFF_UP,		"UP" },
80*0Sstevel@tonic-gate 		{ RIP6_IFF_POINTOPOINT,	"POINTOPOINT" },
81*0Sstevel@tonic-gate 		{ RIP6_IFF_MARKED,	"MARKED" },
82*0Sstevel@tonic-gate 		{ RIP6_IFF_NORTEXCH,	"NORTEXCH" },
83*0Sstevel@tonic-gate 		{ RIP6_IFF_PRIVATE,	"PRIVATE" },
84*0Sstevel@tonic-gate 		{ 0,			NULL }
85*0Sstevel@tonic-gate 		/* END CSTYLED */
86*0Sstevel@tonic-gate 	};
87*0Sstevel@tonic-gate 	struct bits *p;
88*0Sstevel@tonic-gate 	char c;
89*0Sstevel@tonic-gate 	boolean_t first;
90*0Sstevel@tonic-gate 
91*0Sstevel@tonic-gate 	for (ifp = ifnet; ifp != NULL; ifp = ifp->int_next) {
92*0Sstevel@tonic-gate 		(void) fprintf(fp, "interface %s:\n",
93*0Sstevel@tonic-gate 		    (ifp->int_name != NULL) ? ifp->int_name : "(noname)");
94*0Sstevel@tonic-gate 
95*0Sstevel@tonic-gate 		(void) fprintf(fp, "\tflags ");
96*0Sstevel@tonic-gate 		c = ' ';
97*0Sstevel@tonic-gate 		for (first = _B_TRUE, p = flagbits; p->t_bits > 0; p++) {
98*0Sstevel@tonic-gate 			if ((ifp->int_flags & p->t_bits) == 0)
99*0Sstevel@tonic-gate 				continue;
100*0Sstevel@tonic-gate 			(void) fprintf(fp, "%c%s", c, p->t_name);
101*0Sstevel@tonic-gate 			if (first) {
102*0Sstevel@tonic-gate 				c = '|';
103*0Sstevel@tonic-gate 				first = _B_FALSE;
104*0Sstevel@tonic-gate 			}
105*0Sstevel@tonic-gate 		}
106*0Sstevel@tonic-gate 		if (first)
107*0Sstevel@tonic-gate 			(void) fprintf(fp, " 0");
108*0Sstevel@tonic-gate 
109*0Sstevel@tonic-gate 		(void) fprintf(fp, "\n\tpackets received %d\n",
110*0Sstevel@tonic-gate 		    ifp->int_ipackets);
111*0Sstevel@tonic-gate 		(void) fprintf(fp, "\tpackets sent %d\n", ifp->int_opackets);
112*0Sstevel@tonic-gate 		(void) fprintf(fp, "\ttransitions %d\n", ifp->int_transitions);
113*0Sstevel@tonic-gate 		if ((ifp->int_flags & RIP6_IFF_UP) == 0)
114*0Sstevel@tonic-gate 			continue;
115*0Sstevel@tonic-gate 		if (ifp->int_flags & RIP6_IFF_POINTOPOINT) {
116*0Sstevel@tonic-gate 			(void) fprintf(fp, "\tlocal %s\n",
117*0Sstevel@tonic-gate 			    inet_ntop(AF_INET6, (void *)&ifp->int_addr, buf1,
118*0Sstevel@tonic-gate 				sizeof (buf1)));
119*0Sstevel@tonic-gate 			(void) fprintf(fp, "\tremote %s\n",
120*0Sstevel@tonic-gate 			    inet_ntop(AF_INET6, (void *)&ifp->int_dstaddr, buf1,
121*0Sstevel@tonic-gate 				sizeof (buf1)));
122*0Sstevel@tonic-gate 		} else {
123*0Sstevel@tonic-gate 			(void) fprintf(fp, "\tprefix %s/%d\n",
124*0Sstevel@tonic-gate 			    inet_ntop(AF_INET6, (void *)&ifp->int_addr, buf1,
125*0Sstevel@tonic-gate 				sizeof (buf1)),
126*0Sstevel@tonic-gate 			    ifp->int_prefix_length);
127*0Sstevel@tonic-gate 		}
128*0Sstevel@tonic-gate 		(void) fprintf(fp, "\tmetric %d\n", ifp->int_metric);
129*0Sstevel@tonic-gate 		(void) fprintf(fp, "\tmtu %d\n", ifp->int_mtu);
130*0Sstevel@tonic-gate 	}
131*0Sstevel@tonic-gate 	(void) fflush(fp);
132*0Sstevel@tonic-gate }
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate void
if_dump(void)135*0Sstevel@tonic-gate if_dump(void)
136*0Sstevel@tonic-gate {
137*0Sstevel@tonic-gate 	if (ftrace != NULL)
138*0Sstevel@tonic-gate 		if_dump2(ftrace);
139*0Sstevel@tonic-gate 	else
140*0Sstevel@tonic-gate 		if_dump2(stderr);
141*0Sstevel@tonic-gate }
142