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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 1.2 by pajs, Tue Feb 18 23:23:36 2003 UTC vs.
Revision 1.57 by ats, Sun Apr 4 21:38:50 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
25		#include "config.h"
26		#endif
27
25	–	#include <stdio.h>
26	–	#include "statgrab.h"
28		#include <stdlib.h>
29	+	#include <string.h>
30	+	#include "statgrab.h"
31	+	#include <time.h>
32		#ifdef SOLARIS
33		#include <kstat.h>
34		#include <sys/sysinfo.h>
35	<	#include <string.h>
35	>	#include <sys/types.h>
36	>	#include <sys/socket.h>
37	>	#include <sys/ioctl.h>
38	>	#include <net/if.h>
39	>	#include <netinet/in.h>
40	>	#include <sys/sockio.h>
41		#endif
42	+	#ifdef LINUX
43	+	#include <stdio.h>
44	+	#include <sys/types.h>
45	+	#include <regex.h>
46	+	#include <sys/ioctl.h>
47	+	#include <sys/socket.h>
48	+	#include <net/if.h>
49	+	#include <ctype.h>
50	+	#include "tools.h"
51	+	/* Stuff which could be defined by defining KERNEL, but
52	+	* that would be a bad idea, so we'll just declare it here
53	+	*/
54	+	typedef __uint8_t u8;
55	+	typedef __uint16_t u16;
56	+	typedef __uint32_t u32;
57	+	typedef __uint64_t u64;
58	+	#include <linux/ethtool.h>
59	+	#include <linux/sockios.h>
60	+	#include <unistd.h>
61	+	#endif
62	+	#ifdef ALLBSD
63	+	#include <sys/types.h>
64	+	#include <sys/socket.h>
65	+	#include <ifaddrs.h>
66	+	#include <net/if.h>
67	+	#include <net/if_media.h>
68	+	#include <sys/ioctl.h>
69	+	#endif
70
71	<	#define START_VAL 1
71	>	static network_stat_t *network_stats=NULL;
72	>	static int interfaces=0;
73
74	<	network_stat_t *network_stat_init(int num_iface, int *wmark, network_stat_t *net_stats){
37	<	int x;
38	<	network_stat_t *net_stats_ptr;
74	>	void network_stat_init(int start, int end, network_stat_t *net_stats){
75
76	<	if(*wmark==-1){
77	<	printf("new malloc\n");
78	<	if((net_stats=malloc(START_VAL * sizeof(network_stat_t)))==NULL){
76	>	for(net_stats+=start; start<end; start++){
77	>	net_stats->interface_name=NULL;
78	>	net_stats->tx=0;
79	>	net_stats->rx=0;
80	>	net_stats->ipackets=0;
81	>	net_stats->opackets=0;
82	>	net_stats->ierrors=0;
83	>	net_stats->oerrors=0;
84	>	net_stats->collisions=0;
85	>	net_stats++;
86	>	}
87	>	}
88	>
89	>	network_stat_t *network_stat_malloc(int needed_entries, int *cur_entries, network_stat_t *net_stats){
90	>
91	>	if(net_stats==NULL){
92	>
93	>	if((net_stats=malloc(needed_entries * sizeof(network_stat_t)))==NULL){
94		return NULL;
95		}
96	<	*wmark=START_VAL;
97	<	net_stats_ptr=net_stats;
98	<	for(x=0;x<(*wmark);x++){
48	<	net_stats_ptr->interface_name=NULL;
49	<	net_stats_ptr++;
50	<	}
96	>	network_stat_init(0, needed_entries, net_stats);
97	>	*cur_entries=needed_entries;
98	>
99		return net_stats;
100		}
101	<	if(num_iface>(*wmark-1)){
102	<	if((net_stats=realloc(net_stats, (*wmark)*2 * sizeof(network_stat_t)))==NULL){
101	>
102	>
103	>	if(*cur_entries<needed_entries){
104	>	net_stats=realloc(net_stats, (sizeof(network_stat_t)*needed_entries));
105	>	if(net_stats==NULL){
106		return NULL;
107		}
108	<
109	<	*wmark=(*wmark)*2;
59	<	net_stats_ptr=net_stats+num_iface;
60	<	for(x=num_iface;x<(*wmark);x++){
61	<	net_stats_ptr->interface_name=NULL;
62	<	net_stats_ptr++;
63	<	}
64	<	return net_stats;
108	>	network_stat_init(*cur_entries, needed_entries, net_stats);
109	>	*cur_entries=needed_entries;
110		}
111
112		return net_stats;
113		}
114
115	+
116		network_stat_t *get_network_stats(int *entries){
117	+
118	+	static int sizeof_network_stats=0;
119	+	network_stat_t *network_stat_ptr;
120	+
121	+	#ifdef SOLARIS
122		kstat_ctl_t *kc;
123		kstat_t *ksp;
124		kstat_named_t *knp;
125	+	#endif
126	+
127	+	#ifdef LINUX
128	+	FILE *f;
129	+	/* Horrible big enough, but it should be easily big enough */
130	+	char line[8096];
131	+	regex_t regex;
132	+	regmatch_t line_match[9];
133	+	#endif
134	+	#ifdef ALLBSD
135	+	struct ifaddrs *net, *net_ptr;
136	+	struct if_data *net_data;
137	+	#endif
138	+
139	+	#ifdef ALLBSD
140	+	if(getifaddrs(&net) != 0){
141	+	return NULL;
142	+	}
143	+
144	+	interfaces=0;
145
146	<	int interfaces=0;
147	<	network_stat_t *network_stat_ptr;
148	<	static network_stat_t *network_stats=NULL;
149	<	static int watermark=-1;
146	>	for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){
147	>	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
148	>	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
149	>	if(network_stats==NULL){
150	>	return NULL;
151	>	}
152	>	network_stat_ptr=network_stats+interfaces;
153	>
154	>	if(network_stat_ptr->interface_name!=NULL) free(network_stat_ptr->interface_name);
155	>	network_stat_ptr->interface_name=strdup(net_ptr->ifa_name);
156	>	if(network_stat_ptr->interface_name==NULL) return NULL;
157	>	net_data=(struct if_data *)net_ptr->ifa_data;
158	>	network_stat_ptr->rx=net_data->ifi_ibytes;
159	>	network_stat_ptr->tx=net_data->ifi_obytes;
160	>	network_stat_ptr->ipackets=net_data->ifi_ipackets;
161	>	network_stat_ptr->opackets=net_data->ifi_opackets;
162	>	network_stat_ptr->ierrors=net_data->ifi_ierrors;
163	>	network_stat_ptr->oerrors=net_data->ifi_oerrors;
164	>	network_stat_ptr->collisions=net_data->ifi_collisions;
165	>	network_stat_ptr->systime=time(NULL);
166	>	interfaces++;
167	>	}
168	>	freeifaddrs(net);
169	>	#endif
170
171	+	#ifdef SOLARIS
172		if ((kc = kstat_open()) == NULL) {
173		return NULL;
174		}
175
176	+	interfaces=0;
177	+
178		for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
179		if (!strcmp(ksp->ks_class, "net")) {
180		kstat_read(kc, ksp, NULL);
181
182	<	if((knp=kstat_data_lookup(ksp, "rbytes64"))==NULL){
183	<	/* Not a network interface, so skip to the next entry */
182	>	#ifdef SOL7
183	>	#define LRX "rbytes"
184	>	#define LTX "obytes"
185	>	#define LIPACKETS "ipackets"
186	>	#define LOPACKETS "opackets"
187	>	#define VALTYPE value.ui32
188	>	#else
189	>	#define LRX "rbytes64"
190	>	#define LTX "obytes64"
191	>	#define LIPACKETS "ipackets64"
192	>	#define LOPACKETS "opackets64"
193	>	#define VALTYPE value.ui64
194	>	#endif
195	>
196	>	/* Read rx */
197	>	if((knp=kstat_data_lookup(ksp, LRX))==NULL){
198	>	/* This is a network interface, but it doesn't
199	>	* have the rbytes/obytes values; for instance,
200	>	* the loopback devices have this behaviour
201	>	* (although they do track packets in/out). */
202	>	/* FIXME: Show packet counts when byte counts
203	>	* not available. */
204		continue;
205		}
206	<	network_stats=network_stat_init(interfaces, &watermark, network_stats);
206	>
207	>	/* Create new network_stats */
208	>	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
209		if(network_stats==NULL){
210		return NULL;
211		}
212		network_stat_ptr=network_stats+interfaces;
97	–	network_stat_ptr->rx=knp->value.ui64;
213
214	<	if((knp=kstat_data_lookup(ksp, "obytes64"))==NULL){
215	<	/* Not a network interface, so skip to the next entry */
214	>	/* Finish reading rx */
215	>	network_stat_ptr->rx=knp->VALTYPE;
216	>
217	>	/* Read tx */
218	>	if((knp=kstat_data_lookup(ksp, LTX))==NULL){
219		continue;
220		}
221	<	network_stat_ptr->tx=knp->value.ui64;
221	>	network_stat_ptr->tx=knp->VALTYPE;
222	>
223	>	/* Read ipackets */
224	>	if((knp=kstat_data_lookup(ksp, LIPACKETS))==NULL){
225	>	continue;
226	>	}
227	>	network_stat_ptr->ipackets=knp->VALTYPE;
228	>
229	>	/* Read opackets */
230	>	if((knp=kstat_data_lookup(ksp, LOPACKETS))==NULL){
231	>	continue;
232	>	}
233	>	network_stat_ptr->opackets=knp->VALTYPE;
234	>
235	>	/* Read ierrors */
236	>	if((knp=kstat_data_lookup(ksp, "ierrors"))==NULL){
237	>	continue;
238	>	}
239	>	network_stat_ptr->ierrors=knp->value.ui32;
240	>
241	>	/* Read oerrors */
242	>	if((knp=kstat_data_lookup(ksp, "oerrors"))==NULL){
243	>	continue;
244	>	}
245	>	network_stat_ptr->oerrors=knp->value.ui32;
246	>
247	>	/* Read collisions */
248	>	if((knp=kstat_data_lookup(ksp, "collisions"))==NULL){
249	>	continue;
250	>	}
251	>	network_stat_ptr->collisions=knp->value.ui32;
252	>
253	>	/* Read interface name */
254		if(network_stat_ptr->interface_name!=NULL){
255		free(network_stat_ptr->interface_name);
256		}
257		network_stat_ptr->interface_name=strdup(ksp->ks_name);
258	+
259	+	/* Store systime */
260	+	network_stat_ptr->systime=time(NULL);
261	+
262		interfaces++;
263		}
264		}
265
266		kstat_close(kc);
267	+	#endif
268	+	#ifdef LINUX
269	+	f=fopen("/proc/net/dev", "r");
270	+	if(f==NULL){
271	+	return NULL;
272	+	}
273	+	/* read the 2 lines.. Its the title, so we dont care :) */
274	+	fgets(line, sizeof(line), f);
275	+	fgets(line, sizeof(line), f);
276
277	+
278	+	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){
279	+	return NULL;
280	+	}
281	+
282	+	interfaces=0;
283	+
284	+	while((fgets(line, sizeof(line), f)) != NULL){
285	+	if((regexec(&regex, line, 9, line_match, 0))!=0){
286	+	continue;
287	+	}
288	+	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
289	+	if(network_stats==NULL){
290	+	return NULL;
291	+	}
292	+	network_stat_ptr=network_stats+interfaces;
293	+
294	+	if(network_stat_ptr->interface_name!=NULL){
295	+	free(network_stat_ptr->interface_name);
296	+	}
297	+
298	+	network_stat_ptr->interface_name=get_string_match(line, &line_match[1]);
299	+	network_stat_ptr->rx=get_ll_match(line, &line_match[2]);
300	+	network_stat_ptr->tx=get_ll_match(line, &line_match[5]);
301	+	network_stat_ptr->ipackets=get_ll_match(line, &line_match[3]);
302	+	network_stat_ptr->opackets=get_ll_match(line, &line_match[6]);
303	+	network_stat_ptr->ierrors=get_ll_match(line, &line_match[4]);
304	+	network_stat_ptr->oerrors=get_ll_match(line, &line_match[7]);
305	+	network_stat_ptr->collisions=get_ll_match(line, &line_match[8]);
306	+	network_stat_ptr->systime=time(NULL);
307	+
308	+	interfaces++;
309	+	}
310	+	fclose(f);
311	+	regfree(&regex);
312	+
313	+	#endif
314	+
315	+	#ifdef CYGWIN
316	+	return NULL;
317	+	#endif
318	+
319		*entries=interfaces;
320
321		return network_stats;
322	+	}
323
324	+	long long transfer_diff(long long new, long long old){
325	+	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD) || defined(OPENBSD)
326	+	/* 32-bit quantities, so we must explicitly deal with wraparound. */
327	+	#define MAXVAL 0x100000000LL
328	+	if (new >= old) {
329	+	return new - old;
330	+	} else {
331	+	return MAXVAL + new - old;
332	+	}
333	+	#else
334	+	/* 64-bit quantities, so plain subtraction works. */
335	+	return new - old;
336	+	#endif
337	+	}
338	+
339	+	network_stat_t *get_network_stats_diff(int *entries) {
340	+	static network_stat_t *diff = NULL;
341	+	static int diff_count = 0;
342	+	network_stat_t *src = NULL, *dest;
343	+	int i, j, new_count;
344	+
345	+	if (network_stats == NULL) {
346	+	/* No previous stats, so we can't calculate a difference. */
347	+	return get_network_stats(entries);
348	+	}
349	+
350	+	/* Resize the results array to match the previous stats. */
351	+	diff = network_stat_malloc(interfaces, &diff_count, diff);
352	+	if (diff == NULL) {
353	+	return NULL;
354	+	}
355	+
356	+	/* Copy the previous stats into the result. */
357	+	for (i = 0; i < diff_count; i++) {
358	+	src = &network_stats[i];
359	+	dest = &diff[i];
360	+
361	+	if (dest->interface_name != NULL) {
362	+	free(dest->interface_name);
363	+	}
364	+	dest->interface_name = strdup(src->interface_name);
365	+	dest->rx = src->rx;
366	+	dest->tx = src->tx;
367	+	dest->ipackets = src->ipackets;
368	+	dest->opackets = src->opackets;
369	+	dest->ierrors = src->ierrors;
370	+	dest->oerrors = src->oerrors;
371	+	dest->collisions = src->collisions;
372	+	dest->systime = src->systime;
373	+	}
374	+
375	+	/* Get a new set of stats. */
376	+	if (get_network_stats(&new_count) == NULL) {
377	+	return NULL;
378	+	}
379	+
380	+	/* For each previous stat... */
381	+	for (i = 0; i < diff_count; i++) {
382	+	dest = &diff[i];
383	+
384	+	/* ... find the corresponding new stat ... */
385	+	for (j = 0; j < new_count; j++) {
386	+	/* Try the new stat in the same position first,
387	+	since that's most likely to be it. */
388	+	src = &network_stats[(i + j) % new_count];
389	+	if (strcmp(src->interface_name, dest->interface_name) == 0) {
390	+	break;
391	+	}
392	+	}
393	+	if (j == new_count) {
394	+	/* No match found. */
395	+	continue;
396	+	}
397	+
398	+	/* ... and subtract the previous stat from it to get the
399	+	difference. */
400	+	dest->rx = transfer_diff(src->rx, dest->rx);
401	+	dest->tx = transfer_diff(src->tx, dest->tx);
402	+	dest->ipackets = transfer_diff(src->ipackets, dest->ipackets);
403	+	dest->opackets = transfer_diff(src->opackets, dest->opackets);
404	+	dest->ierrors = transfer_diff(src->ierrors, dest->ierrors);
405	+	dest->oerrors = transfer_diff(src->oerrors, dest->oerrors);
406	+	dest->collisions = transfer_diff(src->collisions, dest->collisions);
407	+	dest->systime = src->systime - dest->systime;
408	+	}
409	+
410	+	*entries = diff_count;
411	+	return diff;
412	+	}
413	+	/* NETWORK INTERFACE STATS */
414	+
415	+	void network_iface_stat_init(int start, int end, network_iface_stat_t *net_stats){
416	+
417	+	for(net_stats+=start; start<end; start++){
418	+	net_stats->interface_name=NULL;
419	+	net_stats->speed=0;
420	+	net_stats->dup=UNKNOWN_DUPLEX;
421	+	net_stats++;
422	+	}
423	+	}
424	+
425	+	network_iface_stat_t *network_iface_stat_malloc(int needed_entries, int *cur_entries, network_iface_stat_t *net_stats){
426	+
427	+	if(net_stats==NULL){
428	+
429	+	if((net_stats=malloc(needed_entries * sizeof(network_iface_stat_t)))==NULL){
430	+	return NULL;
431	+	}
432	+	network_iface_stat_init(0, needed_entries, net_stats);
433	+	*cur_entries=needed_entries;
434	+
435	+	return net_stats;
436	+	}
437	+
438	+
439	+	if(*cur_entries<needed_entries){
440	+	net_stats=realloc(net_stats, (sizeof(network_iface_stat_t)*needed_entries));
441	+	if(net_stats==NULL){
442	+	return NULL;
443	+	}
444	+	network_iface_stat_init(*cur_entries, needed_entries, net_stats);
445	+	*cur_entries=needed_entries;
446	+	}
447	+
448	+	return net_stats;
449	+	}
450	+
451	+	network_iface_stat_t *get_network_iface_stats(int *entries){
452	+	static network_iface_stat_t *network_iface_stats;
453	+	network_iface_stat_t *network_iface_stat_ptr;
454	+	static int sizeof_network_iface_stats=0;
455	+	int ifaces = 0;
456	+
457	+	#ifdef SOLARIS
458	+	kstat_ctl_t *kc;
459	+	kstat_t *ksp;
460	+	kstat_named_t *knp;
461	+	int sock;
462	+	#endif
463	+	#ifdef ALLBSD
464	+	struct ifaddrs *net, *net_ptr;
465	+	struct ifmediareq ifmed;
466	+	struct ifreq ifr;
467	+	int sock;
468	+	int x;
469	+	#endif
470	+	#ifdef LINUX
471	+	FILE *f;
472	+	/* Horrible big enough, but it should be easily big enough */
473	+	char line[8096];
474	+	int sock;
475	+	#endif
476	+
477	+	#ifdef ALLBSD
478	+	if(getifaddrs(&net) != 0){
479	+	return NULL;
480	+	}
481	+
482	+	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
483	+
484	+	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
485	+	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
486	+	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
487	+	if(network_iface_stats==NULL){
488	+	return NULL;
489	+	}
490	+	network_iface_stat_ptr = network_iface_stats + ifaces;
491	+
492	+	memset(&ifr, 0, sizeof(ifr));
493	+	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
494	+
495	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
496	+	continue;
497	+	}
498	+	if((ifr.ifr_flags & IFF_UP) != 0){
499	+	network_iface_stat_ptr->up = 1;
500	+	}else{
501	+	network_iface_stat_ptr->up = 0;
502	+	}
503	+
504	+	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
505	+	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
506	+	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
507	+
508	+	network_iface_stat_ptr->speed = 0;
509	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
510	+	ifaces++;
511	+
512	+	memset(&ifmed, 0, sizeof(struct ifmediareq));
513	+	strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
514	+	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
515	+	/* Not all interfaces support the media ioctls. */
516	+	continue;
517	+	}
518	+
519	+	/* We may need to change this if we start doing wireless devices too */
520	+	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
521	+	/* Not a ETHER device */
522	+	continue;
523	+	}
524	+
525	+	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
526	+	x = ifmed.ifm_active & 0x0f;
527	+	switch(x){
528	+	/* 10 Mbit connections. Speedy :) */
529	+	case(IFM_10_T):
530	+	case(IFM_10_2):
531	+	case(IFM_10_5):
532	+	case(IFM_10_STP):
533	+	case(IFM_10_FL):
534	+	network_iface_stat_ptr->speed = 10;
535	+	break;
536	+	/* 100 Mbit conneections */
537	+	case(IFM_100_TX):
538	+	case(IFM_100_FX):
539	+	case(IFM_100_T4):
540	+	case(IFM_100_VG):
541	+	case(IFM_100_T2):
542	+	network_iface_stat_ptr->speed = 100;
543	+	break;
544	+	/* 1000 Mbit connections */
545	+	case(IFM_1000_SX):
546	+	case(IFM_1000_LX):
547	+	case(IFM_1000_CX):
548	+	#if defined(IFM_1000_TX) && !defined(OPENBSD)
549	+	case(IFM_1000_TX): /* FreeBSD 4 and others (but NOT OpenBSD)? */
550	+	#endif
551	+	#ifdef IFM_1000_FX
552	+	case(IFM_1000_FX): /* FreeBSD 4 */
553	+	#endif
554	+	#ifdef IFM_1000_T
555	+	case(IFM_1000_T): /* FreeBSD 5 */
556	+	#endif
557	+	network_iface_stat_ptr->speed = 1000;
558	+	break;
559	+	/* We don't know what it is */
560	+	default:
561	+	network_iface_stat_ptr->speed = 0;
562	+	break;
563	+	}
564	+
565	+	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
566	+	network_iface_stat_ptr->dup = FULL_DUPLEX;
567	+	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
568	+	network_iface_stat_ptr->dup = HALF_DUPLEX;
569	+	}else{
570	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
571	+	}
572	+
573	+	}
574	+	freeifaddrs(net);
575	+	close(sock);
576	+	#endif
577	+
578	+	#ifdef SOLARIS
579	+	if ((kc = kstat_open()) == NULL) {
580	+	return NULL;
581	+	}
582	+
583	+	if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) {
584	+	return NULL;
585	+	}
586	+
587	+	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
588	+	if (!strcmp(ksp->ks_class, "net")) {
589	+	struct ifreq ifr;
590	+
591	+	kstat_read(kc, ksp, NULL);
592	+
593	+	strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name);
594	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
595	+	/* Not a network interface. */
596	+	continue;
597	+	}
598	+
599	+	network_iface_stats = network_iface_stat_malloc(ifaces + 1, &sizeof_network_iface_stats, network_iface_stats);
600	+	if (network_iface_stats == NULL) {
601	+	return NULL;
602	+	}
603	+	network_iface_stat_ptr = network_iface_stats + ifaces;
604	+	ifaces++;
605	+
606	+	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
607	+	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
608	+	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
609	+
610	+	if ((ifr.ifr_flags & IFF_UP) != 0) {
611	+	network_iface_stat_ptr->up = 1;
612	+	} else {
613	+	network_iface_stat_ptr->up = 1;
614	+	}
615	+
616	+	if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) {
617	+	network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000);
618	+	} else {
619	+	network_iface_stat_ptr->speed = 0;
620	+	}
621	+
622	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
623	+	if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) {
624	+	switch (knp->value.ui32) {
625	+	case 1:
626	+	network_iface_stat_ptr->dup = HALF_DUPLEX;
627	+	break;
628	+	case 2:
629	+	network_iface_stat_ptr->dup = FULL_DUPLEX;
630	+	break;
631	+	}
632	+	}
633	+	}
634	+	}
635	+
636	+	close(sock);
637	+	kstat_close(kc);
638	+	#endif
639	+	#ifdef LINUX
640	+	f = fopen("/proc/net/dev", "r");
641	+	if(f == NULL){
642	+	return NULL;
643	+	}
644	+
645	+	/* Setup stuff so we can do the ioctl to get the info */
646	+	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
647	+	return NULL;
648	+	}
649	+
650	+	/* Ignore first 2 lines.. Just headings */
651	+	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
652	+	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
653	+
654	+	while((fgets(line, sizeof(line), f)) != NULL){
655	+	char *name, *ptr;
656	+	struct ifreq ifr;
657	+	struct ethtool_cmd ethcmd;
658	+	int err;
659	+
660	+	/* Get the interface name */
661	+	ptr = strchr(line, ':');
662	+	if (ptr == NULL) continue;
663	+	*ptr='\0';
664	+	name = line;
665	+	while(isspace(*(name))){
666	+	name++;
667	+	}
668	+
669	+	memset(&ifr, 0, sizeof ifr);
670	+	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
671	+
672	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
673	+	continue;
674	+	}
675	+
676	+	/* We have a good interface to add */
677	+	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
678	+	if(network_iface_stats==NULL){
679	+	return NULL;
680	+	}
681	+	network_iface_stat_ptr = network_iface_stats + ifaces;
682	+	network_iface_stat_ptr->interface_name = strdup(name);
683	+	if ((ifr.ifr_flags & IFF_UP) != 0) {
684	+	network_iface_stat_ptr->up = 1;
685	+	} else {
686	+	network_iface_stat_ptr->up = 0;
687	+	}
688	+
689	+	memset(&ethcmd, 0, sizeof ethcmd);
690	+	ethcmd.cmd = ETHTOOL_GSET;
691	+	ifr.ifr_data = (caddr_t) &ethcmd;
692	+
693	+	err = ioctl(sock, SIOCETHTOOL, &ifr);
694	+	if (err == 0) {
695	+	network_iface_stat_ptr->speed = ethcmd.speed;
696	+
697	+	switch (ethcmd.duplex) {
698	+	case 0x00:
699	+	network_iface_stat_ptr->dup = FULL_DUPLEX;
700	+	break;
701	+	case 0x01:
702	+	network_iface_stat_ptr->dup = HALF_DUPLEX;
703	+	break;
704	+	default:
705	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
706	+	}
707	+	} else {
708	+	/* Not all interfaces support the ethtool ioctl. */
709	+	network_iface_stat_ptr->speed = 0;
710	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
711	+	}
712	+
713	+	ifaces++;
714	+	}
715	+	close(sock);
716	+	fclose(f);
717	+	#endif
718	+	*entries = ifaces;
719	+	return network_iface_stats;
720		}
721

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