Commit | Line | Data |
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5ff67f98 DF |
1 | /* |
2 | * Copyright (c) 1983 Regents of the University of California. | |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
5 | */ | |
6 | ||
55bef820 | 7 | #ifndef lint |
95f51977 | 8 | static char sccsid[] = "@(#)if.c 5.3 (Berkeley) 4/23/86"; |
5ff67f98 | 9 | #endif not lint |
55bef820 SL |
10 | |
11 | #include <sys/types.h> | |
12 | #include <sys/socket.h> | |
44906619 | 13 | |
55bef820 | 14 | #include <net/if.h> |
44906619 | 15 | #include <netinet/in.h> |
cab3a575 | 16 | #include <netinet/in_var.h> |
f1fbb01b | 17 | #include <netns/ns.h> |
44906619 | 18 | |
90cb8200 | 19 | #include <stdio.h> |
55bef820 SL |
20 | |
21 | extern int kmem; | |
22 | extern int tflag; | |
23 | extern int nflag; | |
79ddba48 EW |
24 | extern char *interface; |
25 | extern int unit; | |
95f51977 | 26 | extern char *routename(), *netname(); |
55bef820 SL |
27 | |
28 | /* | |
29 | * Print a description of the network interfaces. | |
55bef820 SL |
30 | */ |
31 | intpr(interval, ifnetaddr) | |
32 | int interval; | |
33 | off_t ifnetaddr; | |
34 | { | |
35 | struct ifnet ifnet; | |
cab3a575 MK |
36 | union { |
37 | struct ifaddr ifa; | |
38 | struct in_ifaddr in; | |
39 | } ifaddr; | |
40 | off_t ifaddraddr; | |
55bef820 SL |
41 | char name[16]; |
42 | ||
43 | if (ifnetaddr == 0) { | |
44 | printf("ifnet: symbol not defined\n"); | |
45 | return; | |
46 | } | |
47 | if (interval) { | |
48 | sidewaysintpr(interval, ifnetaddr); | |
49 | return; | |
50 | } | |
51 | klseek(kmem, ifnetaddr, 0); | |
52 | read(kmem, &ifnetaddr, sizeof ifnetaddr); | |
1b738aa4 | 53 | printf("%-5.5s %-5.5s %-10.10s %-12.12s %-7.7s %-5.5s %-7.7s %-5.5s", |
55bef820 SL |
54 | "Name", "Mtu", "Network", "Address", "Ipkts", "Ierrs", |
55 | "Opkts", "Oerrs"); | |
56 | printf(" %-6.6s", "Collis"); | |
57 | if (tflag) | |
58 | printf(" %-6.6s", "Timer"); | |
59 | putchar('\n'); | |
cab3a575 MK |
60 | ifaddraddr = 0; |
61 | while (ifnetaddr || ifaddraddr) { | |
55bef820 SL |
62 | struct sockaddr_in *sin; |
63 | register char *cp; | |
cab3a575 | 64 | int n; |
55bef820 | 65 | char *index(); |
1b738aa4 | 66 | struct in_addr in, inet_makeaddr(); |
55bef820 | 67 | |
cab3a575 MK |
68 | if (ifaddraddr == 0) { |
69 | klseek(kmem, ifnetaddr, 0); | |
95f51977 | 70 | read(kmem, &ifnet, sizeof ifnet); |
cab3a575 MK |
71 | klseek(kmem, (off_t)ifnet.if_name, 0); |
72 | read(kmem, name, 16); | |
73 | name[15] = '\0'; | |
74 | ifnetaddr = (off_t) ifnet.if_next; | |
75 | if (interface != 0 && | |
76 | (strcmp(name, interface) != 0 || unit != ifnet.if_unit)) | |
77 | continue; | |
78 | cp = index(name, '\0'); | |
79 | *cp++ = ifnet.if_unit + '0'; | |
80 | if ((ifnet.if_flags&IFF_UP) == 0) | |
81 | *cp++ = '*'; | |
82 | *cp = '\0'; | |
83 | ifaddraddr = (off_t)ifnet.if_addrlist; | |
84 | } | |
55bef820 | 85 | printf("%-5.5s %-5d ", name, ifnet.if_mtu); |
cab3a575 MK |
86 | if (ifaddraddr == 0) { |
87 | printf("%-10.10s ", "none"); | |
88 | printf("%-12.12s ", "none"); | |
89 | } else { | |
90 | klseek(kmem, ifaddraddr, 0); | |
95f51977 | 91 | read(kmem, &ifaddr, sizeof ifaddr); |
cab3a575 MK |
92 | ifaddraddr = (off_t)ifaddr.ifa.ifa_next; |
93 | switch (ifaddr.ifa.ifa_addr.sa_family) { | |
94 | case AF_UNSPEC: | |
95 | printf("%-10.10s ", "none"); | |
96 | printf("%-12.12s ", "none"); | |
97 | break; | |
98 | case AF_INET: | |
99 | sin = (struct sockaddr_in *)&ifaddr.in.ia_addr; | |
100 | #ifdef notdef | |
101 | /* can't use inet_makeaddr because kernel | |
102 | * keeps nets unshifted. | |
103 | */ | |
104 | in = inet_makeaddr(ifaddr.in.ia_subnet, | |
105 | INADDR_ANY); | |
106 | printf("%-10.10s ", netname(in)); | |
107 | #else | |
108 | printf("%-10.10s ", | |
109 | netname(htonl(ifaddr.in.ia_subnet), | |
110 | ifaddr.in.ia_subnetmask)); | |
111 | #endif | |
112 | printf("%-12.12s ", routename(sin->sin_addr)); | |
113 | break; | |
f1fbb01b KS |
114 | case AF_NS: |
115 | { | |
116 | struct sockaddr_ns *sns = | |
117 | (struct sockaddr_ns *)&ifaddr.in.ia_addr; | |
95f51977 | 118 | long net; |
2ff355d6 MK |
119 | char host[8]; |
120 | *(union ns_net *) &net = sns->sns_addr.x_net; | |
121 | sprintf(host, "%lxH", ntohl(net)); | |
122 | upHex(host); | |
123 | printf("ns:%-8s ", host); | |
95f51977 C |
124 | |
125 | printf("%-12s ",ns_phost(sns)); | |
f1fbb01b KS |
126 | } |
127 | break; | |
cab3a575 MK |
128 | default: |
129 | printf("af%2d: ", ifaddr.ifa.ifa_addr.sa_family); | |
130 | for (cp = (char *)&ifaddr.ifa.ifa_addr + | |
131 | sizeof(struct sockaddr) - 1; | |
132 | cp >= ifaddr.ifa.ifa_addr.sa_data; --cp) | |
133 | if (*cp != 0) | |
134 | break; | |
135 | n = cp - (char *)ifaddr.ifa.ifa_addr.sa_data + 1; | |
136 | cp = (char *)ifaddr.ifa.ifa_addr.sa_data; | |
137 | if (n <= 6) | |
138 | while (--n) | |
139 | printf("%02d.", *cp++ & 0xff); | |
140 | else | |
141 | while (--n) | |
142 | printf("%02d", *cp++ & 0xff); | |
143 | printf("%02d ", *cp & 0xff); | |
144 | break; | |
145 | } | |
146 | } | |
147 | printf("%-7d %-5d %-7d %-5d %-6d", | |
55bef820 SL |
148 | ifnet.if_ipackets, ifnet.if_ierrors, |
149 | ifnet.if_opackets, ifnet.if_oerrors, | |
150 | ifnet.if_collisions); | |
151 | if (tflag) | |
152 | printf(" %-6d", ifnet.if_timer); | |
153 | putchar('\n'); | |
55bef820 SL |
154 | } |
155 | } | |
156 | ||
90cb8200 SL |
157 | #define MAXIF 10 |
158 | struct iftot { | |
159 | char ift_name[16]; /* interface name */ | |
160 | int ift_ip; /* input packets */ | |
161 | int ift_ie; /* input errors */ | |
162 | int ift_op; /* output packets */ | |
163 | int ift_oe; /* output errors */ | |
164 | int ift_co; /* collisions */ | |
165 | } iftot[MAXIF]; | |
166 | ||
167 | /* | |
168 | * Print a running summary of interface statistics. | |
169 | * Repeat display every interval seconds, showing | |
170 | * statistics collected over that interval. First | |
171 | * line printed at top of screen is always cumulative. | |
172 | */ | |
55bef820 SL |
173 | sidewaysintpr(interval, off) |
174 | int interval; | |
175 | off_t off; | |
176 | { | |
177 | struct ifnet ifnet; | |
90cb8200 | 178 | off_t firstifnet; |
90cb8200 SL |
179 | register struct iftot *ip, *total; |
180 | register int line; | |
181 | struct iftot *lastif, *sum, *interesting; | |
182 | int maxtraffic; | |
55bef820 SL |
183 | |
184 | klseek(kmem, off, 0); | |
90cb8200 SL |
185 | read(kmem, &firstifnet, sizeof (off_t)); |
186 | lastif = iftot; | |
187 | sum = iftot + MAXIF - 1; | |
188 | total = sum - 1; | |
79ddba48 | 189 | interesting = iftot; |
90cb8200 SL |
190 | for (off = firstifnet, ip = iftot; off;) { |
191 | char *cp; | |
55bef820 SL |
192 | |
193 | klseek(kmem, off, 0); | |
194 | read(kmem, &ifnet, sizeof ifnet); | |
195 | klseek(kmem, (int)ifnet.if_name, 0); | |
90cb8200 SL |
196 | ip->ift_name[0] = '('; |
197 | read(kmem, ip->ift_name + 1, 15); | |
79ddba48 EW |
198 | if (interface && strcmp(ip->ift_name + 1, interface) == 0 && |
199 | unit == ifnet.if_unit) | |
200 | interesting = ip; | |
90cb8200 SL |
201 | ip->ift_name[15] = '\0'; |
202 | cp = index(ip->ift_name, '\0'); | |
203 | sprintf(cp, "%d)", ifnet.if_unit); | |
204 | ip++; | |
205 | if (ip >= iftot + MAXIF - 2) | |
206 | break; | |
207 | off = (off_t) ifnet.if_next; | |
208 | } | |
209 | lastif = ip; | |
90cb8200 SL |
210 | banner: |
211 | printf(" input %-6.6s output ", interesting->ift_name); | |
212 | if (lastif - iftot > 0) | |
79ddba48 | 213 | printf(" input (Total) output "); |
90cb8200 SL |
214 | for (ip = iftot; ip < iftot + MAXIF; ip++) { |
215 | ip->ift_ip = 0; | |
216 | ip->ift_ie = 0; | |
217 | ip->ift_op = 0; | |
218 | ip->ift_oe = 0; | |
219 | ip->ift_co = 0; | |
220 | } | |
221 | putchar('\n'); | |
222 | printf("%-7.7s %-5.5s %-7.7s %-5.5s %-5.5s ", | |
223 | "packets", "errs", "packets", "errs", "colls"); | |
224 | if (lastif - iftot > 0) | |
225 | printf("%-7.7s %-5.5s %-7.7s %-5.5s %-5.5s ", | |
226 | "packets", "errs", "packets", "errs", "colls"); | |
227 | putchar('\n'); | |
228 | fflush(stdout); | |
229 | line = 0; | |
230 | loop: | |
231 | sum->ift_ip = 0; | |
232 | sum->ift_ie = 0; | |
233 | sum->ift_op = 0; | |
234 | sum->ift_oe = 0; | |
235 | sum->ift_co = 0; | |
236 | for (off = firstifnet, ip = iftot; off && ip < lastif; ip++) { | |
237 | klseek(kmem, off, 0); | |
238 | read(kmem, &ifnet, sizeof ifnet); | |
239 | if (ip == interesting) | |
240 | printf("%-7d %-5d %-7d %-5d %-5d ", | |
241 | ifnet.if_ipackets - ip->ift_ip, | |
242 | ifnet.if_ierrors - ip->ift_ie, | |
243 | ifnet.if_opackets - ip->ift_op, | |
244 | ifnet.if_oerrors - ip->ift_oe, | |
245 | ifnet.if_collisions - ip->ift_co); | |
246 | ip->ift_ip = ifnet.if_ipackets; | |
247 | ip->ift_ie = ifnet.if_ierrors; | |
248 | ip->ift_op = ifnet.if_opackets; | |
249 | ip->ift_oe = ifnet.if_oerrors; | |
250 | ip->ift_co = ifnet.if_collisions; | |
251 | sum->ift_ip += ip->ift_ip; | |
252 | sum->ift_ie += ip->ift_ie; | |
253 | sum->ift_op += ip->ift_op; | |
254 | sum->ift_oe += ip->ift_oe; | |
255 | sum->ift_co += ip->ift_co; | |
55bef820 SL |
256 | off = (off_t) ifnet.if_next; |
257 | } | |
90cb8200 SL |
258 | if (lastif - iftot > 0) |
259 | printf("%-7d %-5d %-7d %-5d %-5d\n", | |
260 | sum->ift_ip - total->ift_ip, | |
261 | sum->ift_ie - total->ift_ie, | |
262 | sum->ift_op - total->ift_op, | |
263 | sum->ift_oe - total->ift_oe, | |
264 | sum->ift_co - total->ift_co); | |
265 | *total = *sum; | |
266 | fflush(stdout); | |
267 | line++; | |
268 | if (interval) | |
269 | sleep(interval); | |
270 | if (line == 21) | |
271 | goto banner; | |
272 | goto loop; | |
273 | /*NOTREACHED*/ | |
55bef820 | 274 | } |