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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 1.24 by ats, Wed Jan 21 23:46:54 2004 UTC vs.
Revision 1.64 by tdb, Tue Apr 6 14:52:58 2004 UTC

#	Line 1 | Line 1
1		/*
2	<	* i-scream central monitoring system
2	>	* i-scream libstatgrab
3		* http://www.i-scream.org
4		* Copyright (C) 2000-2004 i-scream
5		*
#	Line 28 | Line 28
28		#include <stdlib.h>
29		#include <string.h>
30		#include "statgrab.h"
31	+	#include "vector.h"
32	+	#include "tools.h"
33		#include <time.h>
34		#ifdef SOLARIS
35		#include <kstat.h>
36		#include <sys/sysinfo.h>
37	+	#include <sys/types.h>
38	+	#include <sys/socket.h>
39	+	#include <sys/ioctl.h>
40	+	#include <net/if.h>
41	+	#include <netinet/in.h>
42	+	#include <sys/sockio.h>
43	+	#include <unistd.h>
44		#endif
45		#ifdef LINUX
46		#include <stdio.h>
47		#include <sys/types.h>
48		#include <regex.h>
49	<	#include "tools.h"
49	>	#include <sys/ioctl.h>
50	>	#include <sys/socket.h>
51	>	#include <net/if.h>
52	>	#include <ctype.h>
53	>	/* Stuff which could be defined by defining KERNEL, but
54	>	* that would be a bad idea, so we'll just declare it here
55	>	*/
56	>	typedef __uint8_t u8;
57	>	typedef __uint16_t u16;
58	>	typedef __uint32_t u32;
59	>	typedef __uint64_t u64;
60	>	#include <linux/ethtool.h>
61	>	#include <linux/sockios.h>
62	>	#include <unistd.h>
63		#endif
64		#ifdef ALLBSD
65		#include <sys/types.h>
66		#include <sys/socket.h>
67		#include <ifaddrs.h>
68		#include <net/if.h>
69	+	#include <net/if_media.h>
70	+	#include <sys/ioctl.h>
71	+	#include <unistd.h>
72		#endif
73
74	<	static network_stat_t *network_stats=NULL;
75	<	static int interfaces=0;
76	<
77	<	void network_stat_init(int start, int end, network_stat_t *net_stats){
78	<
79	<	for(net_stats+=start; start<end; start++){
80	<	net_stats->interface_name=NULL;
81	<	net_stats->tx=0;
82	<	net_stats->rx=0;
58	<	net_stats++;
59	<	}
74	>	static void network_stat_init(sg_network_io_stats *s) {
75	>	s->interface_name = NULL;
76	>	s->tx = 0;
77	>	s->rx = 0;
78	>	s->ipackets = 0;
79	>	s->opackets = 0;
80	>	s->ierrors = 0;
81	>	s->oerrors = 0;
82	>	s->collisions = 0;
83		}
84
85	<	network_stat_t *network_stat_malloc(int needed_entries, int *cur_entries, network_stat_t *net_stats){
86	<
64	<	if(net_stats==NULL){
65	<
66	<	if((net_stats=malloc(needed_entries * sizeof(network_stat_t)))==NULL){
67	<	return NULL;
68	<	}
69	<	network_stat_init(0, needed_entries, net_stats);
70	<	*cur_entries=needed_entries;
71	<
72	<	return net_stats;
73	<	}
74	<
75	<
76	<	if(*cur_entries<needed_entries){
77	<	net_stats=realloc(net_stats, (sizeof(network_stat_t)*needed_entries));
78	<	if(net_stats==NULL){
79	<	return NULL;
80	<	}
81	<	network_stat_init(*cur_entries, needed_entries, net_stats);
82	<	*cur_entries=needed_entries;
83	<	}
84	<
85	<	return net_stats;
85	>	static void network_stat_destroy(sg_network_io_stats *s) {
86	>	free(s->interface_name);
87		}
88
89	+	VECTOR_DECLARE_STATIC(network_stats, sg_network_io_stats, 5,
90	+	network_stat_init, network_stat_destroy);
91
92	<	network_stat_t *get_network_stats(int *entries){
92	>	sg_network_io_stats *sg_get_network_io_stats(int *entries){
93	>	int interfaces;
94	>	sg_network_io_stats *network_stat_ptr;
95
91	–	static int sizeof_network_stats=0;
92	–	network_stat_t *network_stat_ptr;
93	–
96		#ifdef SOLARIS
97		kstat_ctl_t *kc;
98		kstat_t *ksp;
#	Line 102 | Line 104 | network_stat_t *get_network_stats(int *entries){
104		/* Horrible big enough, but it should be easily big enough */
105		char line[8096];
106		regex_t regex;
107	<	regmatch_t line_match[4];
107	>	regmatch_t line_match[9];
108		#endif
109		#ifdef ALLBSD
110		struct ifaddrs *net, *net_ptr;
#	Line 118 | Line 120 | network_stat_t *get_network_stats(int *entries){
120
121		for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){
122		if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
123	<	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
124	<	if(network_stats==NULL){
123	>
124	>	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
125		return NULL;
126		}
127		network_stat_ptr=network_stats+interfaces;
128
129	<	if(network_stat_ptr->interface_name!=NULL) free(network_stat_ptr->interface_name);
130	<	network_stat_ptr->interface_name=strdup(net_ptr->ifa_name);
131	<	if(network_stat_ptr->interface_name==NULL) return NULL;
129	>	if (sg_update_string(&network_stat_ptr->interface_name,
130	>	net_ptr->ifa_name) < 0) {
131	>	return NULL;
132	>	}
133		net_data=(struct if_data *)net_ptr->ifa_data;
134		network_stat_ptr->rx=net_data->ifi_ibytes;
135	<	network_stat_ptr->tx=net_data->ifi_obytes;
135	>	network_stat_ptr->tx=net_data->ifi_obytes;
136	>	network_stat_ptr->ipackets=net_data->ifi_ipackets;
137	>	network_stat_ptr->opackets=net_data->ifi_opackets;
138	>	network_stat_ptr->ierrors=net_data->ifi_ierrors;
139	>	network_stat_ptr->oerrors=net_data->ifi_oerrors;
140	>	network_stat_ptr->collisions=net_data->ifi_collisions;
141		network_stat_ptr->systime=time(NULL);
142		interfaces++;
143		}
#	Line 148 | Line 156 | network_stat_t *get_network_stats(int *entries){
156		kstat_read(kc, ksp, NULL);
157
158		#ifdef SOL7
159	<	#define RLOOKUP "rbytes"
160	<	#define WLOOKUP "obytes"
159	>	#define LRX "rbytes"
160	>	#define LTX "obytes"
161	>	#define LIPACKETS "ipackets"
162	>	#define LOPACKETS "opackets"
163		#define VALTYPE value.ui32
164		#else
165	<	#define RLOOKUP "rbytes64"
166	<	#define WLOOKUP "obytes64"
165	>	#define LRX "rbytes64"
166	>	#define LTX "obytes64"
167	>	#define LIPACKETS "ipackets64"
168	>	#define LOPACKETS "opackets64"
169		#define VALTYPE value.ui64
170		#endif
171
172	<	if((knp=kstat_data_lookup(ksp, RLOOKUP))==NULL){
173	<	/* Not a network interface, so skip to the next entry */
172	>	/* Read rx */
173	>	if((knp=kstat_data_lookup(ksp, LRX))==NULL){
174	>	/* This is a network interface, but it doesn't
175	>	* have the rbytes/obytes values; for instance,
176	>	* the loopback devices have this behaviour
177	>	* (although they do track packets in/out). */
178	>	/* FIXME: Show packet counts when byte counts
179	>	* not available. */
180		continue;
181		}
182
183	<	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
184	<	if(network_stats==NULL){
183	>	/* Create new network_stats */
184	>	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
185		return NULL;
186		}
187		network_stat_ptr=network_stats+interfaces;
188	+
189	+	/* Finish reading rx */
190		network_stat_ptr->rx=knp->VALTYPE;
191
192	<	if((knp=kstat_data_lookup(ksp, WLOOKUP))==NULL){
193	<	/* Not a network interface, so skip to the next entry */
192	>	/* Read tx */
193	>	if((knp=kstat_data_lookup(ksp, LTX))==NULL){
194		continue;
195		}
196		network_stat_ptr->tx=knp->VALTYPE;
197	<	if(network_stat_ptr->interface_name!=NULL){
198	<	free(network_stat_ptr->interface_name);
197	>
198	>	/* Read ipackets */
199	>	if((knp=kstat_data_lookup(ksp, LIPACKETS))==NULL){
200	>	continue;
201		}
202	<	network_stat_ptr->interface_name=strdup(ksp->ks_name);
202	>	network_stat_ptr->ipackets=knp->VALTYPE;
203
204	+	/* Read opackets */
205	+	if((knp=kstat_data_lookup(ksp, LOPACKETS))==NULL){
206	+	continue;
207	+	}
208	+	network_stat_ptr->opackets=knp->VALTYPE;
209	+
210	+	/* Read ierrors */
211	+	if((knp=kstat_data_lookup(ksp, "ierrors"))==NULL){
212	+	continue;
213	+	}
214	+	network_stat_ptr->ierrors=knp->value.ui32;
215	+
216	+	/* Read oerrors */
217	+	if((knp=kstat_data_lookup(ksp, "oerrors"))==NULL){
218	+	continue;
219	+	}
220	+	network_stat_ptr->oerrors=knp->value.ui32;
221	+
222	+	/* Read collisions */
223	+	if((knp=kstat_data_lookup(ksp, "collisions"))==NULL){
224	+	continue;
225	+	}
226	+	network_stat_ptr->collisions=knp->value.ui32;
227	+
228	+	/* Read interface name */
229	+	if (sg_update_string(&network_stat_ptr->interface_name,
230	+	ksp->ks_name) < 0) {
231	+	return NULL;
232	+	}
233	+
234	+	/* Store systime */
235		network_stat_ptr->systime=time(NULL);
236	+
237		interfaces++;
238		}
239		}
#	Line 196 | Line 250 | network_stat_t *get_network_stats(int *entries){
250		fgets(line, sizeof(line), f);
251
252
253	<	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){
253	>	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){
254		return NULL;
255		}
256
257		interfaces=0;
258
259		while((fgets(line, sizeof(line), f)) != NULL){
260	<	if((regexec(&regex, line, 4, line_match, 0))!=0){
260	>	if((regexec(&regex, line, 9, line_match, 0))!=0){
261		continue;
262		}
263	<	network_stats=network_stat_malloc((interfaces+1), &sizeof_network_stats, network_stats);
264	<	if(network_stats==NULL){
265	<	return NULL;
263	>
264	>	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
265	>	return NULL;
266		}
267		network_stat_ptr=network_stats+interfaces;
268
#	Line 216 | Line 270 | network_stat_t *get_network_stats(int *entries){
270		free(network_stat_ptr->interface_name);
271		}
272
273	<	network_stat_ptr->interface_name=get_string_match(line, &line_match[1]);
274	<	network_stat_ptr->rx=get_ll_match(line, &line_match[2]);
275	<	network_stat_ptr->tx=get_ll_match(line, &line_match[3]);
273	>	network_stat_ptr->interface_name=sg_get_string_match(line, &line_match[1]);
274	>	network_stat_ptr->rx=sg_get_ll_match(line, &line_match[2]);
275	>	network_stat_ptr->tx=sg_get_ll_match(line, &line_match[5]);
276	>	network_stat_ptr->ipackets=sg_get_ll_match(line, &line_match[3]);
277	>	network_stat_ptr->opackets=sg_get_ll_match(line, &line_match[6]);
278	>	network_stat_ptr->ierrors=sg_get_ll_match(line, &line_match[4]);
279	>	network_stat_ptr->oerrors=sg_get_ll_match(line, &line_match[7]);
280	>	network_stat_ptr->collisions=sg_get_ll_match(line, &line_match[8]);
281		network_stat_ptr->systime=time(NULL);
282
283		interfaces++;
#	Line 237 | Line 296 | network_stat_t *get_network_stats(int *entries){
296		return network_stats;
297		}
298
299	<	long long transfer_diff(long long new, long long old){
300	<	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD)
301	<	#define MAXVAL 4294967296LL
299	>	static long long transfer_diff(long long new, long long old){
300	>	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD) || defined(OPENBSD)
301	>	/* 32-bit quantities, so we must explicitly deal with wraparound. */
302	>	#define MAXVAL 0x100000000LL
303	>	if (new >= old) {
304	>	return new - old;
305	>	} else {
306	>	return MAXVAL + new - old;
307	>	}
308		#else
309	<	#define MAXVAL 18446744073709551616LL
309	>	/* 64-bit quantities, so plain subtraction works. */
310	>	return new - old;
311		#endif
246	–	long long result;
247	–	if(new>=old){
248	–	result = (new-old);
249	–	}else{
250	–	result = (MAXVAL+(new-old));
251	–	}
252	–
253	–	return result;
254	–
312		}
313
314	<	network_stat_t *get_network_stats_diff(int *entries) {
315	<	static network_stat_t *diff = NULL;
316	<	static int diff_count = 0;
317	<	network_stat_t *src, *dest;
318	<	int i, j, new_count;
314	>	sg_network_io_stats *sg_get_network_io_stats_diff(int *entries) {
315	>	VECTOR_DECLARE_STATIC(diff, sg_network_io_stats, 1,
316	>	network_stat_init, network_stat_destroy);
317	>	sg_network_io_stats *src = NULL, *dest;
318	>	int i, j, diff_count, new_count;
319
320		if (network_stats == NULL) {
321		/* No previous stats, so we can't calculate a difference. */
322	<	return get_network_stats(entries);
322	>	return sg_get_network_io_stats(entries);
323		}
324
325		/* Resize the results array to match the previous stats. */
326	<	diff = network_stat_malloc(interfaces, &diff_count, diff);
327	<	if (diff == NULL) {
326	>	diff_count = VECTOR_SIZE(network_stats);
327	>	if (VECTOR_RESIZE(diff, diff_count) < 0) {
328		return NULL;
329		}
330
#	Line 276 | Line 333 | network_stat_t *get_network_stats_diff(int *entries) {
333		src = &network_stats[i];
334		dest = &diff[i];
335
336	<	if (dest->interface_name != NULL) {
337	<	free(dest->interface_name);
336	>	if (sg_update_string(&dest->interface_name,
337	>	src->interface_name) < 0) {
338	>	return NULL;
339		}
282	–	dest->interface_name = strdup(src->interface_name);
340		dest->rx = src->rx;
341		dest->tx = src->tx;
342	+	dest->ipackets = src->ipackets;
343	+	dest->opackets = src->opackets;
344	+	dest->ierrors = src->ierrors;
345	+	dest->oerrors = src->oerrors;
346	+	dest->collisions = src->collisions;
347		dest->systime = src->systime;
348		}
349
350		/* Get a new set of stats. */
351	<	if (get_network_stats(&new_count) == NULL) {
351	>	if (sg_get_network_io_stats(&new_count) == NULL) {
352		return NULL;
353		}
354
#	Line 312 | Line 374 | network_stat_t *get_network_stats_diff(int *entries) {
374		difference. */
375		dest->rx = transfer_diff(src->rx, dest->rx);
376		dest->tx = transfer_diff(src->tx, dest->tx);
377	+	dest->ipackets = transfer_diff(src->ipackets, dest->ipackets);
378	+	dest->opackets = transfer_diff(src->opackets, dest->opackets);
379	+	dest->ierrors = transfer_diff(src->ierrors, dest->ierrors);
380	+	dest->oerrors = transfer_diff(src->oerrors, dest->oerrors);
381	+	dest->collisions = transfer_diff(src->collisions, dest->collisions);
382		dest->systime = src->systime - dest->systime;
383		}
384
385		*entries = diff_count;
386		return diff;
387		}
388	+
389	+	/* NETWORK INTERFACE STATS */
390	+
391	+	static void network_iface_stat_init(sg_network_iface_stats *s) {
392	+	s->interface_name = NULL;
393	+	s->speed = 0;
394	+	s->dup = SG_IFACE_DUPLEX_UNKNOWN;
395	+	}
396	+
397	+	static void network_iface_stat_destroy(sg_network_iface_stats *s) {
398	+	free(s->interface_name);
399	+	}
400	+
401	+	sg_network_iface_stats *sg_get_network_iface_stats(int *entries){
402	+	VECTOR_DECLARE_STATIC(network_iface_stats, sg_network_iface_stats, 5,
403	+	network_iface_stat_init, network_iface_stat_destroy);
404	+	sg_network_iface_stats *network_iface_stat_ptr;
405	+	int ifaces = 0;
406	+
407	+	#ifdef SOLARIS
408	+	kstat_ctl_t *kc;
409	+	kstat_t *ksp;
410	+	kstat_named_t *knp;
411	+	int sock;
412	+	#endif
413	+	#ifdef ALLBSD
414	+	struct ifaddrs *net, *net_ptr;
415	+	struct ifmediareq ifmed;
416	+	struct ifreq ifr;
417	+	int sock;
418	+	int x;
419	+	#endif
420	+	#ifdef LINUX
421	+	FILE *f;
422	+	/* Horrible big enough, but it should be easily big enough */
423	+	char line[8096];
424	+	int sock;
425	+	#endif
426	+
427	+	#ifdef ALLBSD
428	+	if(getifaddrs(&net) != 0){
429	+	return NULL;
430	+	}
431	+
432	+	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
433	+
434	+	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
435	+	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
436	+
437	+	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
438	+	return NULL;
439	+	}
440	+	network_iface_stat_ptr = network_iface_stats + ifaces;
441	+
442	+	memset(&ifr, 0, sizeof(ifr));
443	+	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
444	+
445	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
446	+	continue;
447	+	}
448	+	if((ifr.ifr_flags & IFF_UP) != 0){
449	+	network_iface_stat_ptr->up = 1;
450	+	}else{
451	+	network_iface_stat_ptr->up = 0;
452	+	}
453	+
454	+	if (sg_update_string(&network_iface_stat_ptr->interface_name,
455	+	net_ptr->ifa_name) < 0) {
456	+	return NULL;
457	+	}
458	+
459	+	network_iface_stat_ptr->speed = 0;
460	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_UNKNOWN;
461	+	ifaces++;
462	+
463	+	memset(&ifmed, 0, sizeof(struct ifmediareq));
464	+	sg_strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
465	+	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
466	+	/* Not all interfaces support the media ioctls. */
467	+	continue;
468	+	}
469	+
470	+	/* We may need to change this if we start doing wireless devices too */
471	+	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
472	+	/* Not a ETHER device */
473	+	continue;
474	+	}
475	+
476	+	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
477	+	x = ifmed.ifm_active & 0x0f;
478	+	switch(x){
479	+	/* 10 Mbit connections. Speedy :) */
480	+	case(IFM_10_T):
481	+	case(IFM_10_2):
482	+	case(IFM_10_5):
483	+	case(IFM_10_STP):
484	+	case(IFM_10_FL):
485	+	network_iface_stat_ptr->speed = 10;
486	+	break;
487	+	/* 100 Mbit conneections */
488	+	case(IFM_100_TX):
489	+	case(IFM_100_FX):
490	+	case(IFM_100_T4):
491	+	case(IFM_100_VG):
492	+	case(IFM_100_T2):
493	+	network_iface_stat_ptr->speed = 100;
494	+	break;
495	+	/* 1000 Mbit connections */
496	+	case(IFM_1000_SX):
497	+	case(IFM_1000_LX):
498	+	case(IFM_1000_CX):
499	+	#if defined(IFM_1000_TX) && !defined(OPENBSD)
500	+	case(IFM_1000_TX): /* FreeBSD 4 and others (but NOT OpenBSD)? */
501	+	#endif
502	+	#ifdef IFM_1000_FX
503	+	case(IFM_1000_FX): /* FreeBSD 4 */
504	+	#endif
505	+	#ifdef IFM_1000_T
506	+	case(IFM_1000_T): /* FreeBSD 5 */
507	+	#endif
508	+	network_iface_stat_ptr->speed = 1000;
509	+	break;
510	+	/* We don't know what it is */
511	+	default:
512	+	network_iface_stat_ptr->speed = 0;
513	+	break;
514	+	}
515	+
516	+	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
517	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_FULL;
518	+	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
519	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_HALF;
520	+	}else{
521	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_UNKNOWN;
522	+	}
523	+
524	+	}
525	+	freeifaddrs(net);
526	+	close(sock);
527	+	#endif
528	+
529	+	#ifdef SOLARIS
530	+	if ((kc = kstat_open()) == NULL) {
531	+	return NULL;
532	+	}
533	+
534	+	if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) {
535	+	return NULL;
536	+	}
537	+
538	+	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
539	+	if (!strcmp(ksp->ks_class, "net")) {
540	+	struct ifreq ifr;
541	+
542	+	kstat_read(kc, ksp, NULL);
543	+
544	+	strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name);
545	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
546	+	/* Not a network interface. */
547	+	continue;
548	+	}
549	+
550	+	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
551	+	return NULL;
552	+	}
553	+	network_iface_stat_ptr = network_iface_stats + ifaces;
554	+	ifaces++;
555	+
556	+	if (sg_update_string(&network_iface_stat_ptr->interface_name,
557	+	ksp->ks_name) < 0) {
558	+	return NULL;
559	+	}
560	+
561	+	if ((ifr.ifr_flags & IFF_UP) != 0) {
562	+	network_iface_stat_ptr->up = 1;
563	+	} else {
564	+	network_iface_stat_ptr->up = 1;
565	+	}
566	+
567	+	if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) {
568	+	network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000);
569	+	} else {
570	+	network_iface_stat_ptr->speed = 0;
571	+	}
572	+
573	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_UNKNOWN;
574	+	if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) {
575	+	switch (knp->value.ui32) {
576	+	case 1:
577	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_HALF;
578	+	break;
579	+	case 2:
580	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_FULL;
581	+	break;
582	+	}
583	+	}
584	+	}
585	+	}
586	+
587	+	close(sock);
588	+	kstat_close(kc);
589	+	#endif
590	+	#ifdef LINUX
591	+	f = fopen("/proc/net/dev", "r");
592	+	if(f == NULL){
593	+	return NULL;
594	+	}
595	+
596	+	/* Setup stuff so we can do the ioctl to get the info */
597	+	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
598	+	return NULL;
599	+	}
600	+
601	+	/* Ignore first 2 lines.. Just headings */
602	+	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
603	+	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
604	+
605	+	while((fgets(line, sizeof(line), f)) != NULL){
606	+	char *name, *ptr;
607	+	struct ifreq ifr;
608	+	struct ethtool_cmd ethcmd;
609	+	int err;
610	+
611	+	/* Get the interface name */
612	+	ptr = strchr(line, ':');
613	+	if (ptr == NULL) continue;
614	+	*ptr='\0';
615	+	name = line;
616	+	while(isspace(*(name))){
617	+	name++;
618	+	}
619	+
620	+	memset(&ifr, 0, sizeof ifr);
621	+	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
622	+
623	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
624	+	continue;
625	+	}
626	+
627	+	/* We have a good interface to add */
628	+	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
629	+	return NULL;
630	+	}
631	+	network_iface_stat_ptr = network_iface_stats + ifaces;
632	+
633	+	if (sg_update_string(&network_iface_stat_ptr->interface_name,
634	+	name) < 0) {
635	+	return NULL;
636	+	}
637	+	if ((ifr.ifr_flags & IFF_UP) != 0) {
638	+	network_iface_stat_ptr->up = 1;
639	+	} else {
640	+	network_iface_stat_ptr->up = 0;
641	+	}
642	+
643	+	memset(&ethcmd, 0, sizeof ethcmd);
644	+	ethcmd.cmd = ETHTOOL_GSET;
645	+	ifr.ifr_data = (caddr_t) &ethcmd;
646	+
647	+	err = ioctl(sock, SIOCETHTOOL, &ifr);
648	+	if (err == 0) {
649	+	network_iface_stat_ptr->speed = ethcmd.speed;
650	+
651	+	switch (ethcmd.duplex) {
652	+	case 0x00:
653	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_FULL;
654	+	break;
655	+	case 0x01:
656	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_HALF;
657	+	break;
658	+	default:
659	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_UNKNOWN;
660	+	}
661	+	} else {
662	+	/* Not all interfaces support the ethtool ioctl. */
663	+	network_iface_stat_ptr->speed = 0;
664	+	network_iface_stat_ptr->dup = SG_IFACE_DUPLEX_UNKNOWN;
665	+	}
666	+
667	+	ifaces++;
668	+	}
669	+	close(sock);
670	+	fclose(f);
671	+	#endif
672	+	*entries = ifaces;
673	+	return network_iface_stats;
674	+	}
675	+

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