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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 1.74 by tdb, Wed Jul 13 09:31:54 2005 UTC

#	Line 1 | Line 1
1	<	/*
2	<	* i-scream central monitoring system
3	<	* http://www.i-scream.org.uk
4	<	* Copyright (C) 2000-2002 i-scream
1	>	/*
2	>	* i-scream libstatgrab
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 "vector.h"
32	+	#include "tools.h"
33	+	#include <time.h>
34		#ifdef SOLARIS
35		#include <kstat.h>
36		#include <sys/sysinfo.h>
37	<	#include <string.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 <sys/ioctl.h>
49	+	#include <sys/socket.h>
50	+	#include <net/if.h>
51	+	#include <ctype.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	+	#include <linux/version.h>
56	+	#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
57	+	typedef __uint8_t __u8;
58	+	typedef __uint16_t __u16;
59	+	typedef __uint32_t __u32;
60	+	typedef __uint64_t __u64;
61	+	#else
62	+	typedef __uint8_t u8;
63	+	typedef __uint16_t u16;
64	+	typedef __uint32_t u32;
65	+	typedef __uint64_t u64;
66	+	#endif
67	+	#include <linux/ethtool.h>
68	+	#include <linux/sockios.h>
69	+	#include <unistd.h>
70	+	#endif
71	+	#ifdef ALLBSD
72	+	#include <sys/types.h>
73	+	#include <sys/socket.h>
74	+	#include <ifaddrs.h>
75	+	#include <net/if.h>
76	+	#include <net/if_media.h>
77	+	#include <sys/ioctl.h>
78	+	#include <unistd.h>
79	+	#endif
80
81	<	#define START_VAL 1
81	>	static void network_stat_init(sg_network_io_stats *s) {
82	>	s->interface_name = NULL;
83	>	s->tx = 0;
84	>	s->rx = 0;
85	>	s->ipackets = 0;
86	>	s->opackets = 0;
87	>	s->ierrors = 0;
88	>	s->oerrors = 0;
89	>	s->collisions = 0;
90	>	}
91
92	<	network_stat_t *network_stat_init(int num_iface, int *wmark, network_stat_t *net_stats){
93	<	int x;
94	<	network_stat_t *net_stats_ptr;
92	>	static void network_stat_destroy(sg_network_io_stats *s) {
93	>	free(s->interface_name);
94	>	}
95
96	<	if(*wmark==-1){
97	<	printf("new malloc\n");
98	<	if((net_stats=malloc(START_VAL * sizeof(network_stat_t)))==NULL){
96	>	VECTOR_DECLARE_STATIC(network_stats, sg_network_io_stats, 5,
97	>	network_stat_init, network_stat_destroy);
98	>
99	>	sg_network_io_stats *sg_get_network_io_stats(int *entries){
100	>	int interfaces;
101	>	sg_network_io_stats *network_stat_ptr;
102	>
103	>	#ifdef SOLARIS
104	>	kstat_ctl_t *kc;
105	>	kstat_t *ksp;
106	>	kstat_named_t *knp;
107	>	#endif
108	>
109	>	#ifdef LINUX
110	>	FILE *f;
111	>	/* Horrible big enough, but it should be easily big enough */
112	>	char line[8096];
113	>	regex_t regex;
114	>	regmatch_t line_match[9];
115	>	#endif
116	>	#ifdef ALLBSD
117	>	struct ifaddrs *net, *net_ptr;
118	>	struct if_data *net_data;
119	>	#endif
120	>
121	>	#ifdef ALLBSD
122	>	if(getifaddrs(&net) != 0){
123	>	sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL);
124	>	return NULL;
125	>	}
126	>
127	>	interfaces=0;
128	>
129	>	for(net_ptr=net;net_ptr!=NULL;net_ptr=net_ptr->ifa_next){
130	>	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
131	>
132	>	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
133		return NULL;
134		}
135	<	*wmark=START_VAL;
136	<	net_stats_ptr=net_stats;
137	<	for(x=0;x<(*wmark);x++){
138	<	net_stats_ptr->interface_name=NULL;
49	<	net_stats_ptr++;
50	<	}
51	<	return net_stats;
52	<	}
53	<	if(num_iface>(*wmark-1)){
54	<	if((net_stats=realloc(net_stats, (*wmark)*2 * sizeof(network_stat_t)))==NULL){
135	>	network_stat_ptr=network_stats+interfaces;
136	>
137	>	if (sg_update_string(&network_stat_ptr->interface_name,
138	>	net_ptr->ifa_name) < 0) {
139		return NULL;
140		}
141	+	net_data=(struct if_data *)net_ptr->ifa_data;
142	+	network_stat_ptr->rx=net_data->ifi_ibytes;
143	+	network_stat_ptr->tx=net_data->ifi_obytes;
144	+	network_stat_ptr->ipackets=net_data->ifi_ipackets;
145	+	network_stat_ptr->opackets=net_data->ifi_opackets;
146	+	network_stat_ptr->ierrors=net_data->ifi_ierrors;
147	+	network_stat_ptr->oerrors=net_data->ifi_oerrors;
148	+	network_stat_ptr->collisions=net_data->ifi_collisions;
149	+	network_stat_ptr->systime=time(NULL);
150	+	interfaces++;
151	+	}
152	+	freeifaddrs(net);
153	+	#endif
154
155	<	*wmark=(*wmark)*2;
156	<	net_stats_ptr=net_stats+num_iface;
157	<	for(x=num_iface;x<(*wmark);x++){
158	<	net_stats_ptr->interface_name=NULL;
62	<	net_stats_ptr++;
63	<	}
64	<	return net_stats;
155	>	#ifdef SOLARIS
156	>	if ((kc = kstat_open()) == NULL) {
157	>	sg_set_error(SG_ERROR_KSTAT_OPEN, NULL);
158	>	return NULL;
159		}
160
161	<	return net_stats;
68	<	}
161	>	interfaces=0;
162
163	<	network_stat_t *get_network_stats(int *entries){
164	<	kstat_ctl_t *kc;
165	<	kstat_t *ksp;
73	<	kstat_named_t *knp;
74	<
75	<	int interfaces=0;
76	<	network_stat_t *network_stat_ptr;
77	<	static network_stat_t *network_stats=NULL;
78	<	static int watermark=-1;
163	>	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
164	>	if (!strcmp(ksp->ks_class, "net")) {
165	>	kstat_read(kc, ksp, NULL);
166
167	<	if ((kc = kstat_open()) == NULL) {
168	<	return NULL;
169	<	}
167	>	#ifdef SOL7
168	>	#define LRX "rbytes"
169	>	#define LTX "obytes"
170	>	#define LIPACKETS "ipackets"
171	>	#define LOPACKETS "opackets"
172	>	#define VALTYPE value.ui32
173	>	#else
174	>	#define LRX "rbytes64"
175	>	#define LTX "obytes64"
176	>	#define LIPACKETS "ipackets64"
177	>	#define LOPACKETS "opackets64"
178	>	#define VALTYPE value.ui64
179	>	#endif
180
181	<	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
182	<	if (!strcmp(ksp->ks_class, "net")) {
183	<	kstat_read(kc, ksp, NULL);
184	<
185	<	if((knp=kstat_data_lookup(ksp, "rbytes64"))==NULL){
186	<	/* Not a network interface, so skip to the next entry */
181	>	/* Read rx */
182	>	if((knp=kstat_data_lookup(ksp, LRX))==NULL){
183	>	/* This is a network interface, but it doesn't
184	>	* have the rbytes/obytes values; for instance,
185	>	* the loopback devices have this behaviour
186	>	* (although they do track packets in/out). */
187	>	/* FIXME: Show packet counts when byte counts
188	>	* not available. */
189		continue;
190		}
191	<	network_stats=network_stat_init(interfaces, &watermark, network_stats);
192	<	if(network_stats==NULL){
191	>
192	>	/* Create new network_stats */
193	>	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
194		return NULL;
195		}
196		network_stat_ptr=network_stats+interfaces;
97	–	network_stat_ptr->rx=knp->value.ui64;
197
198	<	if((knp=kstat_data_lookup(ksp, "obytes64"))==NULL){
199	<	/* Not a network interface, so skip to the next entry */
198	>	/* Finish reading rx */
199	>	network_stat_ptr->rx=knp->VALTYPE;
200	>
201	>	/* Read tx */
202	>	if((knp=kstat_data_lookup(ksp, LTX))==NULL){
203		continue;
204		}
205	<	network_stat_ptr->tx=knp->value.ui64;
206	<	if(network_stat_ptr->interface_name!=NULL){
207	<	free(network_stat_ptr->interface_name);
205	>	network_stat_ptr->tx=knp->VALTYPE;
206	>
207	>	/* Read ipackets */
208	>	if((knp=kstat_data_lookup(ksp, LIPACKETS))==NULL){
209	>	continue;
210		}
211	<	network_stat_ptr->interface_name=strdup(ksp->ks_name);
211	>	network_stat_ptr->ipackets=knp->VALTYPE;
212	>
213	>	/* Read opackets */
214	>	if((knp=kstat_data_lookup(ksp, LOPACKETS))==NULL){
215	>	continue;
216	>	}
217	>	network_stat_ptr->opackets=knp->VALTYPE;
218	>
219	>	/* Read ierrors */
220	>	if((knp=kstat_data_lookup(ksp, "ierrors"))==NULL){
221	>	continue;
222	>	}
223	>	network_stat_ptr->ierrors=knp->value.ui32;
224	>
225	>	/* Read oerrors */
226	>	if((knp=kstat_data_lookup(ksp, "oerrors"))==NULL){
227	>	continue;
228	>	}
229	>	network_stat_ptr->oerrors=knp->value.ui32;
230	>
231	>	/* Read collisions */
232	>	if((knp=kstat_data_lookup(ksp, "collisions"))==NULL){
233	>	continue;
234	>	}
235	>	network_stat_ptr->collisions=knp->value.ui32;
236	>
237	>	/* Read interface name */
238	>	if (sg_update_string(&network_stat_ptr->interface_name,
239	>	ksp->ks_name) < 0) {
240	>	return NULL;
241	>	}
242	>
243	>	/* Store systime */
244	>	network_stat_ptr->systime=time(NULL);
245	>
246		interfaces++;
247		}
248		}
249
250		kstat_close(kc);
251	+	#endif
252	+	#ifdef LINUX
253	+	f=fopen("/proc/net/dev", "r");
254	+	if(f==NULL){
255	+	sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/net/dev");
256	+	return NULL;
257	+	}
258	+	/* read the 2 lines.. Its the title, so we dont care :) */
259	+	fgets(line, sizeof(line), f);
260	+	fgets(line, sizeof(line), f);
261
262	+
263	+	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){
264	+	sg_set_error(SG_ERROR_PARSE, NULL);
265	+	return NULL;
266	+	}
267	+
268	+	interfaces=0;
269	+
270	+	while((fgets(line, sizeof(line), f)) != NULL){
271	+	if((regexec(&regex, line, 9, line_match, 0))!=0){
272	+	continue;
273	+	}
274	+
275	+	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
276	+	return NULL;
277	+	}
278	+	network_stat_ptr=network_stats+interfaces;
279	+
280	+	if(network_stat_ptr->interface_name!=NULL){
281	+	free(network_stat_ptr->interface_name);
282	+	}
283	+
284	+	network_stat_ptr->interface_name=sg_get_string_match(line, &line_match[1]);
285	+	network_stat_ptr->rx=sg_get_ll_match(line, &line_match[2]);
286	+	network_stat_ptr->tx=sg_get_ll_match(line, &line_match[5]);
287	+	network_stat_ptr->ipackets=sg_get_ll_match(line, &line_match[3]);
288	+	network_stat_ptr->opackets=sg_get_ll_match(line, &line_match[6]);
289	+	network_stat_ptr->ierrors=sg_get_ll_match(line, &line_match[4]);
290	+	network_stat_ptr->oerrors=sg_get_ll_match(line, &line_match[7]);
291	+	network_stat_ptr->collisions=sg_get_ll_match(line, &line_match[8]);
292	+	network_stat_ptr->systime=time(NULL);
293	+
294	+	interfaces++;
295	+	}
296	+	fclose(f);
297	+	regfree(&regex);
298	+
299	+	#endif
300	+
301	+	#ifdef CYGWIN
302	+	sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
303	+	return NULL;
304	+	#endif
305	+	#ifdef HPUX
306	+	sg_set_error(SG_ERROR_UNSUPPORTED, "HP-UX");
307	+	return NULL;
308	+	#endif
309	+
310		*entries=interfaces;
311
312		return network_stats;
313	+	}
314
315	+	static long long transfer_diff(long long new, long long old){
316	+	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD) || defined(OPENBSD)
317	+	/* 32-bit quantities, so we must explicitly deal with wraparound. */
318	+	#define MAXVAL 0x100000000LL
319	+	if (new >= old) {
320	+	return new - old;
321	+	} else {
322	+	return MAXVAL + new - old;
323	+	}
324	+	#else
325	+	/* 64-bit quantities, so plain subtraction works. */
326	+	return new - old;
327	+	#endif
328	+	}
329	+
330	+	sg_network_io_stats *sg_get_network_io_stats_diff(int *entries) {
331	+	VECTOR_DECLARE_STATIC(diff, sg_network_io_stats, 1,
332	+	network_stat_init, network_stat_destroy);
333	+	sg_network_io_stats *src = NULL, *dest;
334	+	int i, j, diff_count, new_count;
335	+
336	+	if (network_stats == NULL) {
337	+	/* No previous stats, so we can't calculate a difference. */
338	+	return sg_get_network_io_stats(entries);
339	+	}
340	+
341	+	/* Resize the results array to match the previous stats. */
342	+	diff_count = VECTOR_SIZE(network_stats);
343	+	if (VECTOR_RESIZE(diff, diff_count) < 0) {
344	+	return NULL;
345	+	}
346	+
347	+	/* Copy the previous stats into the result. */
348	+	for (i = 0; i < diff_count; i++) {
349	+	src = &network_stats[i];
350	+	dest = &diff[i];
351	+
352	+	if (sg_update_string(&dest->interface_name,
353	+	src->interface_name) < 0) {
354	+	return NULL;
355	+	}
356	+	dest->rx = src->rx;
357	+	dest->tx = src->tx;
358	+	dest->ipackets = src->ipackets;
359	+	dest->opackets = src->opackets;
360	+	dest->ierrors = src->ierrors;
361	+	dest->oerrors = src->oerrors;
362	+	dest->collisions = src->collisions;
363	+	dest->systime = src->systime;
364	+	}
365	+
366	+	/* Get a new set of stats. */
367	+	if (sg_get_network_io_stats(&new_count) == NULL) {
368	+	return NULL;
369	+	}
370	+
371	+	/* For each previous stat... */
372	+	for (i = 0; i < diff_count; i++) {
373	+	dest = &diff[i];
374	+
375	+	/* ... find the corresponding new stat ... */
376	+	for (j = 0; j < new_count; j++) {
377	+	/* Try the new stat in the same position first,
378	+	since that's most likely to be it. */
379	+	src = &network_stats[(i + j) % new_count];
380	+	if (strcmp(src->interface_name, dest->interface_name) == 0) {
381	+	break;
382	+	}
383	+	}
384	+	if (j == new_count) {
385	+	/* No match found. */
386	+	continue;
387	+	}
388	+
389	+	/* ... and subtract the previous stat from it to get the
390	+	difference. */
391	+	dest->rx = transfer_diff(src->rx, dest->rx);
392	+	dest->tx = transfer_diff(src->tx, dest->tx);
393	+	dest->ipackets = transfer_diff(src->ipackets, dest->ipackets);
394	+	dest->opackets = transfer_diff(src->opackets, dest->opackets);
395	+	dest->ierrors = transfer_diff(src->ierrors, dest->ierrors);
396	+	dest->oerrors = transfer_diff(src->oerrors, dest->oerrors);
397	+	dest->collisions = transfer_diff(src->collisions, dest->collisions);
398	+	dest->systime = src->systime - dest->systime;
399	+	}
400	+
401	+	*entries = diff_count;
402	+	return diff;
403	+	}
404	+
405	+	int sg_network_io_compare_name(const void *va, const void *vb) {
406	+	const sg_network_io_stats *a = (const sg_network_io_stats *)va;
407	+	const sg_network_io_stats *b = (const sg_network_io_stats *)vb;
408	+
409	+	return strcmp(a->interface_name, b->interface_name);
410	+	}
411	+
412	+	/* NETWORK INTERFACE STATS */
413	+
414	+	static void network_iface_stat_init(sg_network_iface_stats *s) {
415	+	s->interface_name = NULL;
416	+	s->speed = 0;
417	+	s->duplex = SG_IFACE_DUPLEX_UNKNOWN;
418	+	}
419	+
420	+	static void network_iface_stat_destroy(sg_network_iface_stats *s) {
421	+	free(s->interface_name);
422	+	}
423	+
424	+	sg_network_iface_stats *sg_get_network_iface_stats(int *entries){
425	+	VECTOR_DECLARE_STATIC(network_iface_stats, sg_network_iface_stats, 5,
426	+	network_iface_stat_init, network_iface_stat_destroy);
427	+	sg_network_iface_stats *network_iface_stat_ptr;
428	+	int ifaces = 0;
429	+
430	+	#ifdef SOLARIS
431	+	kstat_ctl_t *kc;
432	+	kstat_t *ksp;
433	+	kstat_named_t *knp;
434	+	int sock;
435	+	#endif
436	+	#ifdef ALLBSD
437	+	struct ifaddrs *net, *net_ptr;
438	+	struct ifmediareq ifmed;
439	+	struct ifreq ifr;
440	+	int sock;
441	+	int x;
442	+	#endif
443	+	#ifdef LINUX
444	+	FILE *f;
445	+	/* Horrible big enough, but it should be easily big enough */
446	+	char line[8096];
447	+	int sock;
448	+	#endif
449	+
450	+	#ifdef ALLBSD
451	+	if(getifaddrs(&net) != 0){
452	+	sg_set_error_with_errno(SG_ERROR_GETIFADDRS, NULL);
453	+	return NULL;
454	+	}
455	+
456	+	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
457	+
458	+	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
459	+	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
460	+
461	+	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
462	+	return NULL;
463	+	}
464	+	network_iface_stat_ptr = network_iface_stats + ifaces;
465	+
466	+	memset(&ifr, 0, sizeof(ifr));
467	+	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
468	+
469	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
470	+	continue;
471	+	}
472	+	if((ifr.ifr_flags & IFF_UP) != 0){
473	+	network_iface_stat_ptr->up = 1;
474	+	}else{
475	+	network_iface_stat_ptr->up = 0;
476	+	}
477	+
478	+	if (sg_update_string(&network_iface_stat_ptr->interface_name,
479	+	net_ptr->ifa_name) < 0) {
480	+	return NULL;
481	+	}
482	+
483	+	network_iface_stat_ptr->speed = 0;
484	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN;
485	+	ifaces++;
486	+
487	+	memset(&ifmed, 0, sizeof(struct ifmediareq));
488	+	sg_strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
489	+	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
490	+	/* Not all interfaces support the media ioctls. */
491	+	continue;
492	+	}
493	+
494	+	/* We may need to change this if we start doing wireless devices too */
495	+	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
496	+	/* Not a ETHER device */
497	+	continue;
498	+	}
499	+
500	+	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
501	+	x = ifmed.ifm_active & 0x0f;
502	+	switch(x){
503	+	/* 10 Mbit connections. Speedy :) */
504	+	case(IFM_10_T):
505	+	case(IFM_10_2):
506	+	case(IFM_10_5):
507	+	case(IFM_10_STP):
508	+	case(IFM_10_FL):
509	+	network_iface_stat_ptr->speed = 10;
510	+	break;
511	+	/* 100 Mbit conneections */
512	+	case(IFM_100_TX):
513	+	case(IFM_100_FX):
514	+	case(IFM_100_T4):
515	+	case(IFM_100_VG):
516	+	case(IFM_100_T2):
517	+	network_iface_stat_ptr->speed = 100;
518	+	break;
519	+	/* 1000 Mbit connections */
520	+	case(IFM_1000_SX):
521	+	case(IFM_1000_LX):
522	+	case(IFM_1000_CX):
523	+	#if defined(IFM_1000_TX) && !defined(OPENBSD)
524	+	case(IFM_1000_TX): /* FreeBSD 4 and others (but NOT OpenBSD)? */
525	+	#endif
526	+	#ifdef IFM_1000_FX
527	+	case(IFM_1000_FX): /* FreeBSD 4 */
528	+	#endif
529	+	#ifdef IFM_1000_T
530	+	case(IFM_1000_T): /* FreeBSD 5 */
531	+	#endif
532	+	network_iface_stat_ptr->speed = 1000;
533	+	break;
534	+	/* We don't know what it is */
535	+	default:
536	+	network_iface_stat_ptr->speed = 0;
537	+	break;
538	+	}
539	+
540	+	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
541	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL;
542	+	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
543	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF;
544	+	}else{
545	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN;
546	+	}
547	+
548	+	}
549	+	freeifaddrs(net);
550	+	close(sock);
551	+	#endif
552	+
553	+	#ifdef SOLARIS
554	+	if ((kc = kstat_open()) == NULL) {
555	+	sg_set_error(SG_ERROR_KSTAT_OPEN, NULL);
556	+	return NULL;
557	+	}
558	+
559	+	if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) {
560	+	sg_set_error_with_errno(SG_ERROR_SOCKET, NULL);
561	+	return NULL;
562	+	}
563	+
564	+	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
565	+	if (!strcmp(ksp->ks_class, "net")) {
566	+	struct ifreq ifr;
567	+
568	+	kstat_read(kc, ksp, NULL);
569	+
570	+	strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name);
571	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
572	+	/* Not a network interface. */
573	+	continue;
574	+	}
575	+
576	+	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
577	+	return NULL;
578	+	}
579	+	network_iface_stat_ptr = network_iface_stats + ifaces;
580	+	ifaces++;
581	+
582	+	if (sg_update_string(&network_iface_stat_ptr->interface_name,
583	+	ksp->ks_name) < 0) {
584	+	return NULL;
585	+	}
586	+
587	+	if ((ifr.ifr_flags & IFF_UP) != 0) {
588	+	network_iface_stat_ptr->up = 1;
589	+	} else {
590	+	network_iface_stat_ptr->up = 1;
591	+	}
592	+
593	+	if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) {
594	+	network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000);
595	+	} else {
596	+	network_iface_stat_ptr->speed = 0;
597	+	}
598	+
599	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN;
600	+	if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) {
601	+	switch (knp->value.ui32) {
602	+	case 1:
603	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF;
604	+	break;
605	+	case 2:
606	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL;
607	+	break;
608	+	}
609	+	}
610	+	}
611	+	}
612	+
613	+	close(sock);
614	+	kstat_close(kc);
615	+	#endif
616	+	#ifdef LINUX
617	+	f = fopen("/proc/net/dev", "r");
618	+	if(f == NULL){
619	+	sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/net/dev");
620	+	return NULL;
621	+	}
622	+
623	+	/* Setup stuff so we can do the ioctl to get the info */
624	+	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
625	+	sg_set_error_with_errno(SG_ERROR_SOCKET, NULL);
626	+	return NULL;
627	+	}
628	+
629	+	/* Ignore first 2 lines.. Just headings */
630	+	if((fgets(line, sizeof(line), f)) == NULL) {
631	+	sg_set_error(SG_ERROR_PARSE, NULL);
632	+	return NULL;
633	+	}
634	+	if((fgets(line, sizeof(line), f)) == NULL) {
635	+	sg_set_error(SG_ERROR_PARSE, NULL);
636	+	return NULL;
637	+	}
638	+
639	+	while((fgets(line, sizeof(line), f)) != NULL){
640	+	char *name, *ptr;
641	+	struct ifreq ifr;
642	+	struct ethtool_cmd ethcmd;
643	+	int err;
644	+
645	+	/* Get the interface name */
646	+	ptr = strchr(line, ':');
647	+	if (ptr == NULL) continue;
648	+	*ptr='\0';
649	+	name = line;
650	+	while(isspace(*(name))){
651	+	name++;
652	+	}
653	+
654	+	memset(&ifr, 0, sizeof ifr);
655	+	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
656	+
657	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
658	+	continue;
659	+	}
660	+
661	+	/* We have a good interface to add */
662	+	if (VECTOR_RESIZE(network_iface_stats, ifaces + 1) < 0) {
663	+	return NULL;
664	+	}
665	+	network_iface_stat_ptr = network_iface_stats + ifaces;
666	+
667	+	if (sg_update_string(&network_iface_stat_ptr->interface_name,
668	+	name) < 0) {
669	+	return NULL;
670	+	}
671	+	if ((ifr.ifr_flags & IFF_UP) != 0) {
672	+	network_iface_stat_ptr->up = 1;
673	+	} else {
674	+	network_iface_stat_ptr->up = 0;
675	+	}
676	+
677	+	memset(&ethcmd, 0, sizeof ethcmd);
678	+	ethcmd.cmd = ETHTOOL_GSET;
679	+	ifr.ifr_data = (caddr_t) &ethcmd;
680	+
681	+	err = ioctl(sock, SIOCETHTOOL, &ifr);
682	+	if (err == 0) {
683	+	network_iface_stat_ptr->speed = ethcmd.speed;
684	+
685	+	switch (ethcmd.duplex) {
686	+	case DUPLEX_FULL:
687	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_FULL;
688	+	break;
689	+	case DUPLEX_HALF:
690	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_HALF;
691	+	break;
692	+	default:
693	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN;
694	+	}
695	+	} else {
696	+	/* Not all interfaces support the ethtool ioctl. */
697	+	network_iface_stat_ptr->speed = 0;
698	+	network_iface_stat_ptr->duplex = SG_IFACE_DUPLEX_UNKNOWN;
699	+	}
700	+
701	+	ifaces++;
702	+	}
703	+	close(sock);
704	+	fclose(f);
705	+	#endif
706	+	#ifdef CYGWIN
707	+	sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
708	+	return NULL;
709	+	#endif
710	+	#ifdef HPUX
711	+	sg_set_error(SG_ERROR_UNSUPPORTED, "HP-UX");
712	+	return NULL;
713	+	#endif
714	+
715	+	#ifdef SG_ENABLE_DEPRECATED
716	+	network_iface_stat_ptr->dup = network_iface_stat_ptr->duplex;
717	+	#endif
718	+
719	+	*entries = ifaces;
720	+	return network_iface_stats;
721	+	}
722	+
723	+	int sg_network_iface_compare_name(const void *va, const void *vb) {
724	+	const sg_network_iface_stats *a = (const sg_network_iface_stats *)va;
725	+	const sg_network_iface_stats *b = (const sg_network_iface_stats *)vb;
726	+
727	+	return strcmp(a->interface_name, b->interface_name);
728		}
729

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