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root/i-scream/projects/libstatgrab/src/libstatgrab/network_stats.c

Comparing projects/libstatgrab/src/libstatgrab/network_stats.c (file contents):
Revision 1.11 by tdb, Sat Mar 29 18:51:13 2003 UTC vs.
Revision 1.59 by ats, Sun Apr 4 22:52:16 2004 UTC

#	Line 1 | Line 1
1	<	/*
1	>	/*
2		* i-scream central monitoring system
3	<	* http://www.i-scream.org.uk
4	<	* Copyright (C) 2000-2002 i-scream
3	>	* http://www.i-scream.org
4	>	* Copyright (C) 2000-2004 i-scream
5		*
6	<	* This program is free software; you can redistribute it and/or
7	<	* modify it under the terms of the GNU General Public License
8	<	* as published by the Free Software Foundation; either version 2
9	<	* of the License, or (at your option) any later version.
6	>	* This library is free software; you can redistribute it and/or
7	>	* modify it under the terms of the GNU Lesser General Public
8	>	* License as published by the Free Software Foundation; either
9	>	* version 2.1 of the License, or (at your option) any later version.
10		*
11	<	* This program is distributed in the hope that it will be useful,
11	>	* This library is distributed in the hope that it will be useful,
12		* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	<	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	<	* GNU General Public License for more details.
13	>	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14	>	* Lesser General Public License for more details.
15		*
16	<	* You should have received a copy of the GNU General Public License
17	<	* along with this program; if not, write to the Free Software
18	<	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
16	>	* You should have received a copy of the GNU Lesser General Public
17	>	* License along with this library; if not, write to the Free Software
18	>	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19	>	* 02111-1307 USA
20	>	*
21	>	* $Id$
22		*/
23
24		#ifdef HAVE_CONFIG_H
#	Line 25 | Line 28
28		#include <stdlib.h>
29		#include <string.h>
30		#include "statgrab.h"
31	+	#include "vector.h"
32		#include <time.h>
33		#ifdef SOLARIS
34		#include <kstat.h>
35		#include <sys/sysinfo.h>
36	+	#include <sys/types.h>
37	+	#include <sys/socket.h>
38	+	#include <sys/ioctl.h>
39	+	#include <net/if.h>
40	+	#include <netinet/in.h>
41	+	#include <sys/sockio.h>
42		#endif
43		#ifdef LINUX
44		#include <stdio.h>
45		#include <sys/types.h>
46		#include <regex.h>
47	+	#include <sys/ioctl.h>
48	+	#include <sys/socket.h>
49	+	#include <net/if.h>
50	+	#include <ctype.h>
51		#include "tools.h"
52	+	/* Stuff which could be defined by defining KERNEL, but
53	+	* that would be a bad idea, so we'll just declare it here
54	+	*/
55	+	typedef __uint8_t u8;
56	+	typedef __uint16_t u16;
57	+	typedef __uint32_t u32;
58	+	typedef __uint64_t u64;
59	+	#include <linux/ethtool.h>
60	+	#include <linux/sockios.h>
61	+	#include <unistd.h>
62		#endif
63	+	#ifdef ALLBSD
64	+	#include <sys/types.h>
65	+	#include <sys/socket.h>
66	+	#include <ifaddrs.h>
67	+	#include <net/if.h>
68	+	#include <net/if_media.h>
69	+	#include <sys/ioctl.h>
70	+	#include <unistd.h>
71	+	#endif
72
73	<	static network_stat_t *network_stats=NULL;
74	<	static int interfaces=0;
75	<
76	<	void network_stat_init(int start, int end, network_stat_t *net_stats){
77	<
78	<	for(net_stats+=start; start<end; start++){
79	<	net_stats->interface_name=NULL;
80	<	net_stats->tx=0;
81	<	net_stats->rx=0;
49	<	net_stats++;
50	<	}
73	>	static void network_stat_init(network_stat_t *s) {
74	>	s->interface_name = NULL;
75	>	s->tx = 0;
76	>	s->rx = 0;
77	>	s->ipackets = 0;
78	>	s->opackets = 0;
79	>	s->ierrors = 0;
80	>	s->oerrors = 0;
81	>	s->collisions = 0;
82		}
83
84	<	network_stat_t *network_stat_malloc(int needed_entries, int *cur_entries, network_stat_t *net_stats){
85	<
55	<	if(net_stats==NULL){
56	<
57	<	if((net_stats=malloc(needed_entries * sizeof(network_stat_t)))==NULL){
58	<	return NULL;
59	<	}
60	<	network_stat_init(0, needed_entries, net_stats);
61	<	*cur_entries=needed_entries;
62	<
63	<	return net_stats;
64	<	}
65	<
66	<
67	<	if(*cur_entries<needed_entries){
68	<	net_stats=realloc(net_stats, (sizeof(network_stat_t)*needed_entries));
69	<	if(net_stats==NULL){
70	<	return NULL;
71	<	}
72	<	network_stat_init(*cur_entries, needed_entries, net_stats);
73	<	*cur_entries=needed_entries;
74	<	}
75	<
76	<	return net_stats;
84	>	static void network_stat_destroy(network_stat_t *s) {
85	>	free(s->interface_name);
86		}
87
88	+	VECTOR_DECLARE_STATIC(network_stats, network_stat_t, 5,
89	+	network_stat_init, network_stat_destroy);
90
91		network_stat_t *get_network_stats(int *entries){
92	<
82	<	static int sizeof_network_stats=0;
92	>	int interfaces;
93		network_stat_t *network_stat_ptr;
94
95		#ifdef SOLARIS
#	Line 90 | Line 100 | network_stat_t *get_network_stats(int *entries){
100
101		#ifdef LINUX
102		FILE *f;
103	<	/* Horrible big enough, but it should be quite easily */
103	>	/* Horrible big enough, but it should be easily big enough */
104		char line[8096];
105		regex_t regex;
106	<	regmatch_t line_match[4];
106	>	regmatch_t line_match[9];
107		#endif
108	+	#ifdef ALLBSD
109	+	struct ifaddrs *net, *net_ptr;
110	+	struct if_data *net_data;
111	+	#endif
112
113	+	#ifdef ALLBSD
114	+	if(getifaddrs(&net) != 0){
115	+	return NULL;
116	+	}
117	+
118	+	interfaces=0;
119	+
120	+	for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){
121	+	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
122	+
123	+	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
124	+	return NULL;
125	+	}
126	+	network_stat_ptr=network_stats+interfaces;
127	+
128	+	if(network_stat_ptr->interface_name!=NULL) free(network_stat_ptr->interface_name);
129	+	network_stat_ptr->interface_name=strdup(net_ptr->ifa_name);
130	+	if(network_stat_ptr->interface_name==NULL) return NULL;
131	+	net_data=(struct if_data *)net_ptr->ifa_data;
132	+	network_stat_ptr->rx=net_data->ifi_ibytes;
133	+	network_stat_ptr->tx=net_data->ifi_obytes;
134	+	network_stat_ptr->ipackets=net_data->ifi_ipackets;
135	+	network_stat_ptr->opackets=net_data->ifi_opackets;
136	+	network_stat_ptr->ierrors=net_data->ifi_ierrors;
137	+	network_stat_ptr->oerrors=net_data->ifi_oerrors;
138	+	network_stat_ptr->collisions=net_data->ifi_collisions;
139	+	network_stat_ptr->systime=time(NULL);
140	+	interfaces++;
141	+	}
142	+	freeifaddrs(net);
143	+	#endif
144	+
145		#ifdef SOLARIS
146		if ((kc = kstat_open()) == NULL) {
147		return NULL;
#	Line 108 | Line 154 | network_stat_t *get_network_stats(int *entries){
154		kstat_read(kc, ksp, NULL);
155
156		#ifdef SOL7
157	<	#define RLOOKUP "rbytes"
158	<	#define WLOOKUP "obytes"
157	>	#define LRX "rbytes"
158	>	#define LTX "obytes"
159	>	#define LIPACKETS "ipackets"
160	>	#define LOPACKETS "opackets"
161		#define VALTYPE value.ui32
162		#else
163	<	#define RLOOKUP "rbytes64"
164	<	#define WLOOKUP "obytes64"
163	>	#define LRX "rbytes64"
164	>	#define LTX "obytes64"
165	>	#define LIPACKETS "ipackets64"
166	>	#define LOPACKETS "opackets64"
167		#define VALTYPE value.ui64
168		#endif
169
170	<	if((knp=kstat_data_lookup(ksp, RLOOKUP))==NULL){
171	<	/* Not a network interface, so skip to the next entry */
170	>	/* Read rx */
171	>	if((knp=kstat_data_lookup(ksp, LRX))==NULL){
172	>	/* This is a network interface, but it doesn't
173	>	* have the rbytes/obytes values; for instance,
174	>	* the loopback devices have this behaviour
175	>	* (although they do track packets in/out). */
176	>	/* FIXME: Show packet counts when byte counts
177	>	* not available. */
178		continue;
179		}
180
181	<	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
182	<	if(network_stats==NULL){
181	>	/* Create new network_stats */
182	>	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
183		return NULL;
184		}
185		network_stat_ptr=network_stats+interfaces;
186	+
187	+	/* Finish reading rx */
188		network_stat_ptr->rx=knp->VALTYPE;
189
190	<	if((knp=kstat_data_lookup(ksp, WLOOKUP))==NULL){
191	<	/* Not a network interface, so skip to the next entry */
190	>	/* Read tx */
191	>	if((knp=kstat_data_lookup(ksp, LTX))==NULL){
192		continue;
193		}
194		network_stat_ptr->tx=knp->VALTYPE;
195	+
196	+	/* Read ipackets */
197	+	if((knp=kstat_data_lookup(ksp, LIPACKETS))==NULL){
198	+	continue;
199	+	}
200	+	network_stat_ptr->ipackets=knp->VALTYPE;
201	+
202	+	/* Read opackets */
203	+	if((knp=kstat_data_lookup(ksp, LOPACKETS))==NULL){
204	+	continue;
205	+	}
206	+	network_stat_ptr->opackets=knp->VALTYPE;
207	+
208	+	/* Read ierrors */
209	+	if((knp=kstat_data_lookup(ksp, "ierrors"))==NULL){
210	+	continue;
211	+	}
212	+	network_stat_ptr->ierrors=knp->value.ui32;
213	+
214	+	/* Read oerrors */
215	+	if((knp=kstat_data_lookup(ksp, "oerrors"))==NULL){
216	+	continue;
217	+	}
218	+	network_stat_ptr->oerrors=knp->value.ui32;
219	+
220	+	/* Read collisions */
221	+	if((knp=kstat_data_lookup(ksp, "collisions"))==NULL){
222	+	continue;
223	+	}
224	+	network_stat_ptr->collisions=knp->value.ui32;
225	+
226	+	/* Read interface name */
227		if(network_stat_ptr->interface_name!=NULL){
228		free(network_stat_ptr->interface_name);
229		}
230		network_stat_ptr->interface_name=strdup(ksp->ks_name);
231
232	+	/* Store systime */
233		network_stat_ptr->systime=time(NULL);
234	+
235		interfaces++;
236		}
237		}
#	Line 156 | Line 248 | network_stat_t *get_network_stats(int *entries){
248		fgets(line, sizeof(line), f);
249
250
251	<	if((regcomp(&regex, "^[[:space:]]*([^:]+):[[:space:]]*([[:digit:]]+)[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+[[:digit:]]+[[:space:]]+([[:digit:]]+)", REG_EXTENDED))!=0){
251	>	if((regcomp(&regex, "^ *([^:]+): *([0-9]+) +([0-9]+) +([0-9]+) +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+ +([0-9]+) +([0-9]+) +([0-9]+) +[0-9]+ +[0-9]+ +([0-9]+)", REG_EXTENDED))!=0){
252		return NULL;
253		}
254
255		interfaces=0;
256
257		while((fgets(line, sizeof(line), f)) != NULL){
258	<	if((regexec(&regex, line, 4, line_match, 0))!=0){
258	>	if((regexec(&regex, line, 9, line_match, 0))!=0){
259		continue;
260		}
261	<	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
262	<	if(network_stats==NULL){
263	<	return NULL;
261	>
262	>	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
263	>	return NULL;
264		}
265		network_stat_ptr=network_stats+interfaces;
266
#	Line 178 | Line 270 | network_stat_t *get_network_stats(int *entries){
270
271		network_stat_ptr->interface_name=get_string_match(line, &line_match[1]);
272		network_stat_ptr->rx=get_ll_match(line, &line_match[2]);
273	<	network_stat_ptr->tx=get_ll_match(line, &line_match[3]);
273	>	network_stat_ptr->tx=get_ll_match(line, &line_match[5]);
274	>	network_stat_ptr->ipackets=get_ll_match(line, &line_match[3]);
275	>	network_stat_ptr->opackets=get_ll_match(line, &line_match[6]);
276	>	network_stat_ptr->ierrors=get_ll_match(line, &line_match[4]);
277	>	network_stat_ptr->oerrors=get_ll_match(line, &line_match[7]);
278	>	network_stat_ptr->collisions=get_ll_match(line, &line_match[8]);
279		network_stat_ptr->systime=time(NULL);
280
281		interfaces++;
282		}
283	+	fclose(f);
284	+	regfree(&regex);
285
286		#endif
287	+
288	+	#ifdef CYGWIN
289	+	return NULL;
290	+	#endif
291	+
292		*entries=interfaces;
293
294		return network_stats;
295		}
296
297		long long transfer_diff(long long new, long long old){
298	<	#ifdef SOL7
299	<	#define MAXVAL 4294967296
298	>	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD) || defined(OPENBSD)
299	>	/* 32-bit quantities, so we must explicitly deal with wraparound. */
300	>	#define MAXVAL 0x100000000LL
301	>	if (new >= old) {
302	>	return new - old;
303	>	} else {
304	>	return MAXVAL + new - old;
305	>	}
306		#else
307	<	#define MAXVAL 18446744073709551616
307	>	/* 64-bit quantities, so plain subtraction works. */
308	>	return new - old;
309		#endif
310	<	long long result;
200	<	if(new>=old){
201	<	result = (new-old);
202	<	}else{
203	<	result = (MAXVAL+(new-old));
204	<	}
310	>	}
311
312	<	return result;
312	>	network_stat_t *get_network_stats_diff(int *entries) {
313	>	VECTOR_DECLARE_STATIC(diff, network_stat_t, 1,
314	>	network_stat_init, network_stat_destroy);
315	>	network_stat_t *src = NULL, *dest;
316	>	int i, j, diff_count, new_count;
317
318	<	}
318	>	if (network_stats == NULL) {
319	>	/* No previous stats, so we can't calculate a difference. */
320	>	return get_network_stats(entries);
321	>	}
322
323	<	network_stat_t *get_network_stats_diff(int *entries){
324	<	static network_stat_t *network_stats_diff=NULL;
325	<	static int sizeof_net_stats_diff=0;
326	<	network_stat_t *network_stats_ptr, *network_stats_diff_ptr;
327	<	int ifaces, x, y;
323	>	/* Resize the results array to match the previous stats. */
324	>	diff_count = VECTOR_SIZE(network_stats);
325	>	if (VECTOR_RESIZE(diff, diff_count) < 0) {
326	>	return NULL;
327	>	}
328
329	<	if(network_stats==NULL){
330	<	network_stats_ptr=get_network_stats(&ifaces);
331	<	*entries=ifaces;
332	<	return network_stats_ptr;
329	>	/* Copy the previous stats into the result. */
330	>	for (i = 0; i < diff_count; i++) {
331	>	src = &network_stats[i];
332	>	dest = &diff[i];
333	>
334	>	if (dest->interface_name != NULL) {
335	>	free(dest->interface_name);
336	>	}
337	>	dest->interface_name = strdup(src->interface_name);
338	>	dest->rx = src->rx;
339	>	dest->tx = src->tx;
340	>	dest->ipackets = src->ipackets;
341	>	dest->opackets = src->opackets;
342	>	dest->ierrors = src->ierrors;
343	>	dest->oerrors = src->oerrors;
344	>	dest->collisions = src->collisions;
345	>	dest->systime = src->systime;
346		}
347
348	<	network_stats_diff=network_stat_malloc(interfaces, &sizeof_net_stats_diff, network_stats_diff);
349	<	if(network_stats_diff==NULL){
348	>	/* Get a new set of stats. */
349	>	if (get_network_stats(&new_count) == NULL) {
350		return NULL;
351		}
352
353	<	network_stats_ptr=network_stats;
354	<	network_stats_diff_ptr=network_stats_diff;
353	>	/* For each previous stat... */
354	>	for (i = 0; i < diff_count; i++) {
355	>	dest = &diff[i];
356
357	<	for(ifaces=0;ifaces<interfaces;ifaces++){
358	<	if(network_stats_diff_ptr->interface_name!=NULL){
359	<	free(network_stats_diff_ptr->interface_name);
357	>	/* ... find the corresponding new stat ... */
358	>	for (j = 0; j < new_count; j++) {
359	>	/* Try the new stat in the same position first,
360	>	since that's most likely to be it. */
361	>	src = &network_stats[(i + j) % new_count];
362	>	if (strcmp(src->interface_name, dest->interface_name) == 0) {
363	>	break;
364	>	}
365		}
366	<	network_stats_diff_ptr->interface_name=strdup(network_stats_ptr->interface_name);
367	<	network_stats_diff_ptr->tx=network_stats_ptr->tx;
368	<	network_stats_diff_ptr->rx=network_stats_ptr->rx;
369	<	network_stats_diff_ptr->systime=network_stats->systime;
366	>	if (j == new_count) {
367	>	/* No match found. */
368	>	continue;
369	>	}
370
371	<	network_stats_ptr++;
372	<	network_stats_diff_ptr++;
371	>	/* ... and subtract the previous stat from it to get the
372	>	difference. */
373	>	dest->rx = transfer_diff(src->rx, dest->rx);
374	>	dest->tx = transfer_diff(src->tx, dest->tx);
375	>	dest->ipackets = transfer_diff(src->ipackets, dest->ipackets);
376	>	dest->opackets = transfer_diff(src->opackets, dest->opackets);
377	>	dest->ierrors = transfer_diff(src->ierrors, dest->ierrors);
378	>	dest->oerrors = transfer_diff(src->oerrors, dest->oerrors);
379	>	dest->collisions = transfer_diff(src->collisions, dest->collisions);
380	>	dest->systime = src->systime - dest->systime;
381		}
242	–	network_stats_ptr=get_network_stats(&ifaces);
243	–	network_stats_diff_ptr=network_stats_diff;
382
383	<	for(x=0;x<sizeof_net_stats_diff;x++){
383	>	*entries = diff_count;
384	>	return diff;
385	>	}
386
387	<	if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){
388	<	network_stats_diff_ptr->tx = transfer_diff(network_stats_ptr->tx, network_stats_diff_ptr->tx);
389	<	network_stats_diff_ptr->rx = transfer_diff(network_stats_ptr->rx, network_stats_diff_ptr->rx);
390	<	network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime;
387	>	/* NETWORK INTERFACE STATS */
388	>
389	>	static void network_iface_stat_init(network_iface_stat_t *s) {
390	>	s->interface_name = NULL;
391	>	s->speed = 0;
392	>	s->dup = UNKNOWN_DUPLEX;
393	>	}
394	>
395	>	static void network_iface_stat_destroy(network_iface_stat_t *s) {
396	>	free(s->interface_name);
397	>	}
398	>
399	>	network_iface_stat_t *get_network_iface_stats(int *entries){
400	>	VECTOR_DECLARE_STATIC(network_iface_stats, network_iface_stat_t, 5,
401	>	network_iface_stat_init, network_iface_stat_destroy);
402	>	network_iface_stat_t *network_iface_stat_ptr;
403	>	int ifaces = 0;
404	>
405	>	#ifdef SOLARIS
406	>	kstat_ctl_t *kc;
407	>	kstat_t *ksp;
408	>	kstat_named_t *knp;
409	>	int sock;
410	>	#endif
411	>	#ifdef ALLBSD
412	>	struct ifaddrs *net, *net_ptr;
413	>	struct ifmediareq ifmed;
414	>	struct ifreq ifr;
415	>	int sock;
416	>	int x;
417	>	#endif
418	>	#ifdef LINUX
419	>	FILE *f;
420	>	/* Horrible big enough, but it should be easily big enough */
421	>	char line[8096];
422	>	int sock;
423	>	#endif
424	>
425	>	#ifdef ALLBSD
426	>	if(getifaddrs(&net) != 0){
427	>	return NULL;
428	>	}
429	>
430	>	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
431	>
432	>	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
433	>	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
434	>
435	>	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
436	>	return NULL;
437	>	}
438	>	network_iface_stat_ptr = network_iface_stats + ifaces;
439	>
440	>	memset(&ifr, 0, sizeof(ifr));
441	>	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
442	>
443	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
444	>	continue;
445	>	}
446	>	if((ifr.ifr_flags & IFF_UP) != 0){
447	>	network_iface_stat_ptr->up = 1;
448		}else{
449	<
450	<	network_stats_ptr=network_stats;
451	<	for(y=0;y<ifaces;y++){
452	<	if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){
453	<	network_stats_diff_ptr->tx = transfer_diff(network_stats_ptr->tx, network_stats_diff_ptr->tx);
454	<	network_stats_diff_ptr->rx = transfer_diff(network_stats_ptr->rx, network_stats_diff_ptr->rx);
455	<	network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime;
449	>	network_iface_stat_ptr->up = 0;
450	>	}
451	>
452	>	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
453	>	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
454	>	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
455	>
456	>	network_iface_stat_ptr->speed = 0;
457	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
458	>	ifaces++;
459	>
460	>	memset(&ifmed, 0, sizeof(struct ifmediareq));
461	>	strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
462	>	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
463	>	/* Not all interfaces support the media ioctls. */
464	>	continue;
465	>	}
466	>
467	>	/* We may need to change this if we start doing wireless devices too */
468	>	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
469	>	/* Not a ETHER device */
470	>	continue;
471	>	}
472	>
473	>	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
474	>	x = ifmed.ifm_active & 0x0f;
475	>	switch(x){
476	>	/* 10 Mbit connections. Speedy :) */
477	>	case(IFM_10_T):
478	>	case(IFM_10_2):
479	>	case(IFM_10_5):
480	>	case(IFM_10_STP):
481	>	case(IFM_10_FL):
482	>	network_iface_stat_ptr->speed = 10;
483	>	break;
484	>	/* 100 Mbit conneections */
485	>	case(IFM_100_TX):
486	>	case(IFM_100_FX):
487	>	case(IFM_100_T4):
488	>	case(IFM_100_VG):
489	>	case(IFM_100_T2):
490	>	network_iface_stat_ptr->speed = 100;
491	>	break;
492	>	/* 1000 Mbit connections */
493	>	case(IFM_1000_SX):
494	>	case(IFM_1000_LX):
495	>	case(IFM_1000_CX):
496	>	#if defined(IFM_1000_TX) && !defined(OPENBSD)
497	>	case(IFM_1000_TX): /* FreeBSD 4 and others (but NOT OpenBSD)? */
498	>	#endif
499	>	#ifdef IFM_1000_FX
500	>	case(IFM_1000_FX): /* FreeBSD 4 */
501	>	#endif
502	>	#ifdef IFM_1000_T
503	>	case(IFM_1000_T): /* FreeBSD 5 */
504	>	#endif
505	>	network_iface_stat_ptr->speed = 1000;
506	>	break;
507	>	/* We don't know what it is */
508	>	default:
509	>	network_iface_stat_ptr->speed = 0;
510	>	break;
511	>	}
512	>
513	>	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
514	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
515	>	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
516	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
517	>	}else{
518	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
519	>	}
520	>
521	>	}
522	>	freeifaddrs(net);
523	>	close(sock);
524	>	#endif
525	>
526	>	#ifdef SOLARIS
527	>	if ((kc = kstat_open()) == NULL) {
528	>	return NULL;
529	>	}
530	>
531	>	if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) {
532	>	return NULL;
533	>	}
534	>
535	>	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
536	>	if (!strcmp(ksp->ks_class, "net")) {
537	>	struct ifreq ifr;
538	>
539	>	kstat_read(kc, ksp, NULL);
540	>
541	>	strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name);
542	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
543	>	/* Not a network interface. */
544	>	continue;
545	>	}
546	>
547	>	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
548	>	return NULL;
549	>	}
550	>	network_iface_stat_ptr = network_iface_stats + ifaces;
551	>	ifaces++;
552	>
553	>	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
554	>	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
555	>	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
556	>
557	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
558	>	network_iface_stat_ptr->up = 1;
559	>	} else {
560	>	network_iface_stat_ptr->up = 1;
561	>	}
562	>
563	>	if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) {
564	>	network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000);
565	>	} else {
566	>	network_iface_stat_ptr->speed = 0;
567	>	}
568	>
569	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
570	>	if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) {
571	>	switch (knp->value.ui32) {
572	>	case 1:
573	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
574		break;
575	+	case 2:
576	+	network_iface_stat_ptr->dup = FULL_DUPLEX;
577	+	break;
578		}
579	<
262	<	network_stats_ptr++;
263	<	}
579	>	}
580		}
581	+	}
582
583	<	network_stats_ptr++;
584	<	network_stats_diff_ptr++;
583	>	close(sock);
584	>	kstat_close(kc);
585	>	#endif
586	>	#ifdef LINUX
587	>	f = fopen("/proc/net/dev", "r");
588	>	if(f == NULL){
589	>	return NULL;
590	>	}
591	>
592	>	/* Setup stuff so we can do the ioctl to get the info */
593	>	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
594	>	return NULL;
595		}
596
597	<	*entries=sizeof_net_stats_diff;
598	<	return network_stats_diff;
599	<	}
597	>	/* Ignore first 2 lines.. Just headings */
598	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
599	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
600	>
601	>	while((fgets(line, sizeof(line), f)) != NULL){
602	>	char *name, *ptr;
603	>	struct ifreq ifr;
604	>	struct ethtool_cmd ethcmd;
605	>	int err;
606	>
607	>	/* Get the interface name */
608	>	ptr = strchr(line, ':');
609	>	if (ptr == NULL) continue;
610	>	*ptr='\0';
611	>	name = line;
612	>	while(isspace(*(name))){
613	>	name++;
614	>	}
615	>
616	>	memset(&ifr, 0, sizeof ifr);
617	>	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
618	>
619	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
620	>	continue;
621	>	}
622	>
623	>	/* We have a good interface to add */
624	>	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
625	>	return NULL;
626	>	}
627	>	network_iface_stat_ptr = network_iface_stats + ifaces;
628	>	network_iface_stat_ptr->interface_name = strdup(name);
629	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
630	>	network_iface_stat_ptr->up = 1;
631	>	} else {
632	>	network_iface_stat_ptr->up = 0;
633	>	}
634	>
635	>	memset(&ethcmd, 0, sizeof ethcmd);
636	>	ethcmd.cmd = ETHTOOL_GSET;
637	>	ifr.ifr_data = (caddr_t) &ethcmd;
638	>
639	>	err = ioctl(sock, SIOCETHTOOL, &ifr);
640	>	if (err == 0) {
641	>	network_iface_stat_ptr->speed = ethcmd.speed;
642	>
643	>	switch (ethcmd.duplex) {
644	>	case 0x00:
645	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
646	>	break;
647	>	case 0x01:
648	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
649	>	break;
650	>	default:
651	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
652	>	}
653	>	} else {
654	>	/* Not all interfaces support the ethtool ioctl. */
655	>	network_iface_stat_ptr->speed = 0;
656	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
657	>	}
658	>
659	>	ifaces++;
660	>	}
661	>	close(sock);
662	>	fclose(f);
663	>	#endif
664	>	*entries = ifaces;
665	>	return network_iface_stats;
666	>	}
667

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