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29 * $FreeBSD: src/sbin/ifconfig/af_atalk.c,v 1.1 2004/12/08 19:18:07 sam Exp $
32 #include <sys/types.h>
33 #include <sys/ioctl.h>
34 #include <sys/socket.h>
36 #include <net/route.h> /* for RTX_IFA */
38 #include <netatalk/at.h>
46 #include <arpa/inet.h>
50 static struct netrange at_nr; /* AppleTalk net range */
51 static struct ifaliasreq at_addreq;
53 /* XXX FIXME -- should use strtoul for better parsing. */
55 setatrange(const char *range, int dummy __unused, int s,
56 const struct afswtch *afp)
58 u_int first = 123, last = 123;
60 if (sscanf(range, "%u-%u", &first, &last) != 2
61 || first == 0 || first > 0xffff
62 || last == 0 || last > 0xffff || first > last)
63 errx(1, "%s: illegal net range: %u-%u", range, first, last);
64 at_nr.nr_firstnet = htons(first);
65 at_nr.nr_lastnet = htons(last);
69 setatphase(const char *phase, int dummy __unused, int s,
70 const struct afswtch *afp)
72 if (!strcmp(phase, "1"))
74 else if (!strcmp(phase, "2"))
77 errx(1, "%s: illegal phase", phase);
81 at_status(int s __unused, const struct rt_addrinfo * info)
83 struct sockaddr_at *sat, null_sat;
86 memset(&null_sat, 0, sizeof(null_sat));
88 sat = (struct sockaddr_at *)info->rti_info[RTAX_IFA];
91 nr = &sat->sat_range.r_netrange;
92 printf("\tatalk %d.%d range %d-%d phase %d",
93 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node,
94 ntohs(nr->nr_firstnet), ntohs(nr->nr_lastnet), nr->nr_phase);
95 if (flags & IFF_POINTOPOINT) {
96 /* note RTAX_BRD overlap with IFF_BROADCAST */
97 sat = (struct sockaddr_at *)info->rti_info[RTAX_BRD];
101 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node);
103 if (flags & IFF_BROADCAST) {
104 /* note RTAX_BRD overlap with IFF_POINTOPOINT */
105 sat = (struct sockaddr_at *)info->rti_info[RTAX_BRD];
107 printf(" broadcast %d.%d",
108 ntohs(sat->sat_addr.s_net),
109 sat->sat_addr.s_node);
116 at_getaddr(const char *addr, int which)
118 struct sockaddr_at *sat = (struct sockaddr_at *) &at_addreq.ifra_addr;
121 sat->sat_family = AF_APPLETALK;
122 sat->sat_len = sizeof(*sat);
124 errx(1, "AppleTalk does not use netmasks");
125 if (sscanf(addr, "%u.%u", &net, &node) != 2
126 || net > 0xffff || node > 0xfe)
127 errx(1, "%s: illegal address", addr);
128 sat->sat_addr.s_net = htons(net);
129 sat->sat_addr.s_node = node;
133 at_postproc(int s, const struct afswtch *afp)
135 struct sockaddr_at *sat = (struct sockaddr_at *) &at_addreq.ifra_addr;
137 if (at_nr.nr_phase == 0)
138 at_nr.nr_phase = 2; /* Default phase 2 */
139 if (at_nr.nr_firstnet == 0)
140 at_nr.nr_firstnet = /* Default range of one */
141 at_nr.nr_lastnet = sat->sat_addr.s_net;
142 printf("\tatalk %d.%d range %d-%d phase %d\n",
143 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node,
144 ntohs(at_nr.nr_firstnet), ntohs(at_nr.nr_lastnet),
146 if ((u_short) ntohs(at_nr.nr_firstnet) >
147 (u_short) ntohs(sat->sat_addr.s_net)
148 || (u_short) ntohs(at_nr.nr_lastnet) <
149 (u_short) ntohs(sat->sat_addr.s_net))
150 errx(1, "AppleTalk address is not in range");
151 sat->sat_range.r_netrange = at_nr;
154 static struct cmd atalk_cmds[] = {
155 DEF_CMD_ARG("range", setatrange),
156 DEF_CMD_ARG("phase", setatphase),
159 static struct afswtch af_atalk = {
161 .af_af = AF_APPLETALK,
162 .af_status = at_status,
163 .af_getaddr = at_getaddr,
164 .af_postproc = at_postproc,
165 .af_difaddr = SIOCDIFADDR,
166 .af_aifaddr = SIOCAIFADDR,
167 .af_ridreq = &at_addreq,
168 .af_addreq = &at_addreq,
171 static __constructor(101) void
174 #define N(a) (sizeof(a) / sizeof(a[0]))
177 for (i = 0; i < N(atalk_cmds); i++)
178 cmd_register(&atalk_cmds[i]);
179 af_register(&af_atalk);