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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 1.13 by pajs, Mon Mar 31 13:24:12 2003 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
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
#	Line 25 | 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;
49	<	net_stats++;
50	<	}
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	<
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;
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
82	–	static int sizeof_network_stats=0;
83	–	network_stat_t *network_stat_ptr;
84	–
96		#ifdef SOLARIS
97		kstat_ctl_t *kc;
98		kstat_t *ksp;
#	Line 93 | 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;
111	+	struct if_data *net_data;
112	+	#endif
113
114	+	#ifdef ALLBSD
115	+	if(getifaddrs(&net) != 0){
116	+	return NULL;
117	+	}
118	+
119	+	interfaces=0;
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	+
124	+	if (VECTOR_RESIZE(network_stats, interfaces + 1) < 0) {
125	+	return NULL;
126	+	}
127	+	network_stat_ptr=network_stats+interfaces;
128	+
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;
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	+	}
144	+	freeifaddrs(net);
145	+	#endif
146	+
147		#ifdef SOLARIS
148		if ((kc = kstat_open()) == NULL) {
149		return NULL;
#	Line 108 | 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 156 | 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 176 | 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 187 | Line 286 | network_stat_t *get_network_stats(int *entries){
286		regfree(&regex);
287
288		#endif
289	+
290	+	#ifdef CYGWIN
291	+	return NULL;
292	+	#endif
293	+
294		*entries=interfaces;
295
296		return network_stats;
297		}
298
299	<	long long transfer_diff(long long new, long long old){
300	<	#ifdef SOL7
301	<	#define MAXVAL 4294967296
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 18446744073709551616
309	>	/* 64-bit quantities, so plain subtraction works. */
310	>	return new - old;
311		#endif
312	<	long long result;
202	<	if(new>=old){
203	<	result = (new-old);
204	<	}else{
205	<	result = (MAXVAL+(new-old));
206	<	}
312	>	}
313
314	<	return result;
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	<	}
320	>	if (network_stats == NULL) {
321	>	/* No previous stats, so we can't calculate a difference. */
322	>	return sg_get_network_io_stats(entries);
323	>	}
324
325	<	network_stat_t *get_network_stats_diff(int *entries){
326	<	static network_stat_t *network_stats_diff=NULL;
327	<	static int sizeof_net_stats_diff=0;
328	<	network_stat_t *network_stats_ptr, *network_stats_diff_ptr;
329	<	int ifaces, x, y;
325	>	/* Resize the results array to match the previous stats. */
326	>	diff_count = VECTOR_SIZE(network_stats);
327	>	if (VECTOR_RESIZE(diff, diff_count) < 0) {
328	>	return NULL;
329	>	}
330
331	<	if(network_stats==NULL){
332	<	network_stats_ptr=get_network_stats(&ifaces);
333	<	*entries=ifaces;
334	<	return network_stats_ptr;
331	>	/* Copy the previous stats into the result. */
332	>	for (i = 0; i < diff_count; i++) {
333	>	src = &network_stats[i];
334	>	dest = &diff[i];
335	>
336	>	if (sg_update_string(&dest->interface_name,
337	>	src->interface_name) < 0) {
338	>	return NULL;
339	>	}
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	<	network_stats_diff=network_stat_malloc(interfaces, &sizeof_net_stats_diff, network_stats_diff);
351	<	if(network_stats_diff==NULL){
350	>	/* Get a new set of stats. */
351	>	if (sg_get_network_io_stats(&new_count) == NULL) {
352		return NULL;
353		}
354
355	<	network_stats_ptr=network_stats;
356	<	network_stats_diff_ptr=network_stats_diff;
355	>	/* For each previous stat... */
356	>	for (i = 0; i < diff_count; i++) {
357	>	dest = &diff[i];
358
359	<	for(ifaces=0;ifaces<interfaces;ifaces++){
360	<	if(network_stats_diff_ptr->interface_name!=NULL){
361	<	free(network_stats_diff_ptr->interface_name);
359	>	/* ... find the corresponding new stat ... */
360	>	for (j = 0; j < new_count; j++) {
361	>	/* Try the new stat in the same position first,
362	>	since that's most likely to be it. */
363	>	src = &network_stats[(i + j) % new_count];
364	>	if (strcmp(src->interface_name, dest->interface_name) == 0) {
365	>	break;
366	>	}
367		}
368	<	network_stats_diff_ptr->interface_name=strdup(network_stats_ptr->interface_name);
369	<	network_stats_diff_ptr->tx=network_stats_ptr->tx;
370	<	network_stats_diff_ptr->rx=network_stats_ptr->rx;
371	<	network_stats_diff_ptr->systime=network_stats->systime;
368	>	if (j == new_count) {
369	>	/* No match found. */
370	>	continue;
371	>	}
372
373	<	network_stats_ptr++;
374	<	network_stats_diff_ptr++;
373	>	/* ... and subtract the previous stat from it to get the
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		}
244	–	network_stats_ptr=get_network_stats(&ifaces);
245	–	network_stats_diff_ptr=network_stats_diff;
384
385	<	for(x=0;x<sizeof_net_stats_diff;x++){
385	>	*entries = diff_count;
386	>	return diff;
387	>	}
388
389	<	if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){
390	<	network_stats_diff_ptr->tx = transfer_diff(network_stats_ptr->tx, network_stats_diff_ptr->tx);
391	<	network_stats_diff_ptr->rx = transfer_diff(network_stats_ptr->rx, network_stats_diff_ptr->rx);
392	<	network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime;
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	<
452	<	network_stats_ptr=network_stats;
453	<	for(y=0;y<ifaces;y++){
454	<	if((strcmp(network_stats_diff_ptr->interface_name, network_stats_ptr->interface_name))==0){
455	<	network_stats_diff_ptr->tx = transfer_diff(network_stats_ptr->tx, network_stats_diff_ptr->tx);
456	<	network_stats_diff_ptr->rx = transfer_diff(network_stats_ptr->rx, network_stats_diff_ptr->rx);
457	<	network_stats_diff_ptr->systime = network_stats_ptr->systime - network_stats_diff_ptr->systime;
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	<
264	<	network_stats_ptr++;
265	<	}
583	>	}
584		}
585	+	}
586
587	<	network_stats_ptr++;
588	<	network_stats_diff_ptr++;
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	<	*entries=sizeof_net_stats_diff;
602	<	return network_stats_diff;
603	<	}
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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