2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 static const char rcsid[] =
35 #include <sys/param.h>
36 #include <sys/ioctl.h>
37 #include <sys/socket.h>
40 #include <netatalk/at.h>
49 #include <arpa/inet.h>
53 static struct netrange at_nr; /* AppleTalk net range */
54 static struct ifaliasreq at_addreq;
56 /* XXX FIXME -- should use strtoul for better parsing. */
58 setatrange(const char *range, int dummy __unused, int s,
59 const struct afswtch *afp)
61 u_int first = 123, last = 123;
63 if (sscanf(range, "%u-%u", &first, &last) != 2
64 || first == 0 || first > 0xffff
65 || last == 0 || last > 0xffff || first > last)
66 errx(1, "%s: illegal net range: %u-%u", range, first, last);
67 at_nr.nr_firstnet = htons(first);
68 at_nr.nr_lastnet = htons(last);
72 setatphase(const char *phase, int dummy __unused, int s,
73 const struct afswtch *afp)
75 if (!strcmp(phase, "1"))
77 else if (!strcmp(phase, "2"))
80 errx(1, "%s: illegal phase", phase);
84 at_status(int s __unused, const struct ifaddrs *ifa)
86 struct sockaddr_at *sat, null_sat;
89 memset(&null_sat, 0, sizeof(null_sat));
91 sat = (struct sockaddr_at *)ifa->ifa_addr;
94 nr = &sat->sat_range.r_netrange;
95 printf("\tatalk %d.%d range %d-%d phase %d",
96 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node,
97 ntohs(nr->nr_firstnet), ntohs(nr->nr_lastnet), nr->nr_phase);
98 if (ifa->ifa_flags & IFF_POINTOPOINT) {
99 sat = (struct sockaddr_at *)ifa->ifa_dstaddr;
103 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node);
105 if (ifa->ifa_flags & IFF_BROADCAST) {
106 sat = (struct sockaddr_at *)ifa->ifa_broadaddr;
108 printf(" broadcast %d.%d",
109 ntohs(sat->sat_addr.s_net),
110 sat->sat_addr.s_node);
117 at_getaddr(const char *addr, int which)
119 struct sockaddr_at *sat = (struct sockaddr_at *) &at_addreq.ifra_addr;
122 sat->sat_family = AF_APPLETALK;
123 sat->sat_len = sizeof(*sat);
125 errx(1, "AppleTalk does not use netmasks");
126 if (sscanf(addr, "%u.%u", &net, &node) != 2
127 || net > 0xffff || node > 0xfe)
128 errx(1, "%s: illegal address", addr);
129 sat->sat_addr.s_net = htons(net);
130 sat->sat_addr.s_node = node;
134 at_postproc(int s, const struct afswtch *afp)
136 struct sockaddr_at *sat = (struct sockaddr_at *) &at_addreq.ifra_addr;
138 if (at_nr.nr_phase == 0)
139 at_nr.nr_phase = 2; /* Default phase 2 */
140 if (at_nr.nr_firstnet == 0)
141 at_nr.nr_firstnet = /* Default range of one */
142 at_nr.nr_lastnet = sat->sat_addr.s_net;
143 printf("\tatalk %d.%d range %d-%d phase %d\n",
144 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node,
145 ntohs(at_nr.nr_firstnet), ntohs(at_nr.nr_lastnet),
147 if ((u_short) ntohs(at_nr.nr_firstnet) >
148 (u_short) ntohs(sat->sat_addr.s_net)
149 || (u_short) ntohs(at_nr.nr_lastnet) <
150 (u_short) ntohs(sat->sat_addr.s_net))
151 errx(1, "AppleTalk address is not in range");
152 sat->sat_range.r_netrange = at_nr;
155 static struct cmd atalk_cmds[] = {
156 DEF_CMD_ARG("range", setatrange),
157 DEF_CMD_ARG("phase", setatphase),
160 static struct afswtch af_atalk = {
162 .af_af = AF_APPLETALK,
163 .af_status = at_status,
164 .af_getaddr = at_getaddr,
165 .af_postproc = at_postproc,
166 .af_difaddr = SIOCDIFADDR,
167 .af_aifaddr = SIOCAIFADDR,
168 .af_ridreq = &at_addreq,
169 .af_addreq = &at_addreq,
172 static __constructor void
177 for (i = 0; i < nitems(atalk_cmds); i++)
178 cmd_register(&atalk_cmds[i]);
179 af_register(&af_atalk);