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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 1.25 by pajs, Fri Jan 23 23:23:33 2004 UTC vs.
Revision 1.46 by tdb, Sat Mar 6 19:04:29 2004 UTC

#	Line 32 | Line 32
32		#ifdef SOLARIS
33		#include <kstat.h>
34		#include <sys/sysinfo.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		static network_stat_t *network_stats=NULL;
#	Line 129 | Line 151 | network_stat_t *get_network_stats(int *entries){
151		if(network_stat_ptr->interface_name==NULL) return NULL;
152		net_data=(struct if_data *)net_ptr->ifa_data;
153		network_stat_ptr->rx=net_data->ifi_ibytes;
154	<	network_stat_ptr->tx=net_data->ifi_obytes;
154	>	network_stat_ptr->tx=net_data->ifi_obytes;
155	>	network_stat_ptr->ipackets=net_data->ifi_ipackets;
156	>	network_stat_ptr->opackets=net_data->ifi_opackets;
157	>	network_stat_ptr->ierrors=net_data->ifi_ierrors;
158	>	network_stat_ptr->oerrors=net_data->ifi_oerrors;
159	>	network_stat_ptr->collisions=net_data->ifi_collisions;
160		network_stat_ptr->systime=time(NULL);
161		interfaces++;
162		}
#	Line 158 | Line 185 | network_stat_t *get_network_stats(int *entries){
185		#endif
186
187		if((knp=kstat_data_lookup(ksp, RLOOKUP))==NULL){
188	<	/* Not a network interface, so skip to the next entry */
188	>	/* This is a network interface, but it doesn't
189	>	* have the rbytes/obytes values; for instance,
190	>	* the loopback devices have this behaviour
191	>	* (although they do track packets in/out). */
192		continue;
193		}
194
#	Line 170 | Line 200 | network_stat_t *get_network_stats(int *entries){
200		network_stat_ptr->rx=knp->VALTYPE;
201
202		if((knp=kstat_data_lookup(ksp, WLOOKUP))==NULL){
173	–	/* Not a network interface, so skip to the next entry */
203		continue;
204		}
205		network_stat_ptr->tx=knp->VALTYPE;
#	Line 238 | Line 267 | network_stat_t *get_network_stats(int *entries){
267		}
268
269		long long transfer_diff(long long new, long long old){
270	<	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD)
270	>	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD)
271		#define MAXVAL 4294967296LL
272		#else
273		#define MAXVAL 18446744073709551616LL
#	Line 325 | Line 354 | void network_iface_stat_init(int start, int end, netwo
354		for(net_stats+=start; start<end; start++){
355		net_stats->interface_name=NULL;
356		net_stats->speed=0;
357	<	net_stats->dup=NO_DUPLEX;
357	>	net_stats->dup=UNKNOWN_DUPLEX;
358		net_stats++;
359		}
360		}
#	Line 360 | Line 389 | network_iface_stat_t *get_network_iface_stats(int *ent
389		static network_iface_stat_t *network_iface_stats;
390		network_iface_stat_t *network_iface_stat_ptr;
391		static int sizeof_network_iface_stats=0;
392	<	int ifaces;
392	>	int ifaces = 0;
393
394		#ifdef SOLARIS
395		kstat_ctl_t *kc;
396		kstat_t *ksp;
397		kstat_named_t *knp;
398	+	int sock;
399		#endif
400	+	#ifdef ALLBSD
401	+	struct ifaddrs *net, *net_ptr;
402	+	struct ifmediareq ifmed;
403	+	struct ifreq ifr;
404	+	int sock;
405	+	int x;
406	+	#endif
407	+	#ifdef LINUX
408	+	FILE *f;
409	+	/* Horrible big enough, but it should be easily big enough */
410	+	char line[8096];
411	+	int sock;
412	+	#endif
413
414	<	#ifdef SOLARIS
415	<	if ((kc = kstat_open()) == NULL) {
414	>	#ifdef ALLBSD
415	>	if(getifaddrs(&net) != 0){
416		return NULL;
417		}
418
419	<	ifaces=0;
419	>	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
420
421	<	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
422	<	if (!strcmp(ksp->ks_class, "net")) {
423	<	kstat_read(kc, ksp, NULL);
424	<	if((knp=kstat_data_lookup(ksp, "ifspeed"))==NULL){
425	<	/* Not a network interface, so skip to the next entry */
421	>	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
422	>	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
423	>	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
424	>	if(network_iface_stats==NULL){
425	>	return NULL;
426	>	}
427	>	network_iface_stat_ptr = network_iface_stats + ifaces;
428	>
429	>	memset(&ifr, 0, sizeof(ifr));
430	>	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
431	>
432	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
433	>	continue;
434	>	}
435	>	if((ifr.ifr_flags & IFF_UP) != 0){
436	>	network_iface_stat_ptr->up = 1;
437	>	}else{
438	>	network_iface_stat_ptr->up = 0;
439	>	}
440	>
441	>	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
442	>	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
443	>	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
444	>
445	>	network_iface_stat_ptr->speed = 0;
446	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
447	>	ifaces++;
448	>
449	>	memset(&ifmed, 0, sizeof(struct ifmediareq));
450	>	strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
451	>	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
452	>	/* Not all interfaces support the media ioctls. */
453	>	continue;
454	>	}
455	>
456	>	/* We may need to change this if we start doing wireless devices too */
457	>	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
458	>	/* Not a ETHER device */
459	>	continue;
460	>	}
461	>
462	>	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
463	>	x = ifmed.ifm_active & 0x0f;
464	>	switch(x){
465	>	/* 10 Mbit connections. Speedy :) */
466	>	case(IFM_10_T):
467	>	case(IFM_10_2):
468	>	case(IFM_10_5):
469	>	case(IFM_10_STP):
470	>	case(IFM_10_FL):
471	>	network_iface_stat_ptr->speed = 10;
472	>	break;
473	>	/* 100 Mbit conneections */
474	>	case(IFM_100_TX):
475	>	case(IFM_100_FX):
476	>	case(IFM_100_T4):
477	>	case(IFM_100_VG):
478	>	case(IFM_100_T2):
479	>	network_iface_stat_ptr->speed = 100;
480	>	break;
481	>	/* 1000 Mbit connections */
482	>	case(IFM_1000_SX):
483	>	case(IFM_1000_LX):
484	>	case(IFM_1000_CX):
485	>	#ifdef IFM_1000_TX
486	>	case(IFM_1000_TX): /* FreeBSD 4 and others? */
487	>	#endif
488	>	#ifdef IFM_1000_FX
489	>	case(IFM_1000_FX): /* FreeBSD 4 */
490	>	#endif
491	>	#ifdef IFM_1000_T
492	>	case(IFM_1000_T): /* FreeBSD 5 */
493	>	#endif
494	>	network_iface_stat_ptr->speed = 1000;
495	>	break;
496	>	/* We don't know what it is */
497	>	default:
498	>	network_iface_stat_ptr->speed = 0;
499	>	break;
500	>	}
501	>
502	>	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
503	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
504	>	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
505	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
506	>	}else{
507	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
508	>	}
509	>
510	>	}
511	>	freeifaddrs(net);
512	>	close(sock);
513	>	#endif
514	>
515	>	#ifdef SOLARIS
516	>	if ((kc = kstat_open()) == NULL) {
517	>	return NULL;
518	>	}
519	>
520	>	if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) {
521	>	return NULL;
522	>	}
523	>
524	>	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
525	>	if (!strcmp(ksp->ks_class, "net")) {
526	>	struct ifreq ifr;
527	>
528	>	kstat_read(kc, ksp, NULL);
529	>
530	>	strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name);
531	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
532	>	/* Not a network interface. */
533		continue;
534		}
535	<	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
536	<	if(network_iface_stats==NULL){
535	>
536	>	network_iface_stats = network_iface_stat_malloc(ifaces + 1, &sizeof_network_iface_stats, network_iface_stats);
537	>	if (network_iface_stats == NULL) {
538		return NULL;
539		}
540	<	network_iface_stat_ptr = network_iface_stats + interfaces;
541	<	network_iface_stat_ptr->speed = knp->value.ui64 / (1000*1000);
540	>	network_iface_stat_ptr = network_iface_stats + ifaces;
541	>	ifaces++;
542
543	<	if((knp=kstat_data_lookup(ksp, "link_duplex"))==NULL){
544	<	/* Not a network interface, so skip to the next entry */
545	<	continue;
543	>	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
544	>	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
545	>	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
546	>
547	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
548	>	network_iface_stat_ptr->up = 1;
549	>	} else {
550	>	network_iface_stat_ptr->up = 1;
551		}
552
553	<	if(knp->value.ui64 == 0){
554	<	network_iface_stat_ptr->dup = FULL_DUPLEX;
555	<	}else{
556	<	network_iface_stat_ptr->dup = HALF_DUPLEX;
553	>	if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) {
554	>	network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000);
555	>	} else {
556	>	network_iface_stat_ptr->speed = 0;
557		}
558
559	<	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
560	<	interfaces++;
559	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
560	>	if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) {
561	>	switch (knp->value.ui32) {
562	>	case 1:
563	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
564	>	break;
565	>	case 2:
566	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
567	>	break;
568	>	}
569	>	}
570		}
571		}
572	+
573	+	close(sock);
574		kstat_close(kc);
408	–
575		#endif
576	<	*entries = interfaces;
576	>	#ifdef LINUX
577	>	f = fopen("/proc/net/dev", "r");
578	>	if(f == NULL){
579	>	return NULL;
580	>	}
581	>
582	>	/* Setup stuff so we can do the ioctl to get the info */
583	>	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
584	>	return NULL;
585	>	}
586	>
587	>	/* Ignore first 2 lines.. Just headings */
588	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
589	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
590	>
591	>	while((fgets(line, sizeof(line), f)) != NULL){
592	>	char *name, *ptr;
593	>	struct ifreq ifr;
594	>	struct ethtool_cmd ethcmd;
595	>	int err;
596	>
597	>	/* Get the interface name */
598	>	ptr = strchr(line, ':');
599	>	if (ptr == NULL) continue;
600	>	*ptr='\0';
601	>	name = line;
602	>	while(isspace(*(name))){
603	>	name++;
604	>	}
605	>
606	>	memset(&ifr, 0, sizeof ifr);
607	>	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
608	>
609	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
610	>	continue;
611	>	}
612	>
613	>	/* We have a good interface to add */
614	>	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
615	>	if(network_iface_stats==NULL){
616	>	return NULL;
617	>	}
618	>	network_iface_stat_ptr = network_iface_stats + ifaces;
619	>	network_iface_stat_ptr->interface_name = strdup(name);
620	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
621	>	network_iface_stat_ptr->up = 1;
622	>	} else {
623	>	network_iface_stat_ptr->up = 0;
624	>	}
625	>
626	>	memset(&ethcmd, 0, sizeof ethcmd);
627	>	ethcmd.cmd = ETHTOOL_GSET;
628	>	ifr.ifr_data = (caddr_t) &ethcmd;
629	>
630	>	err = ioctl(sock, SIOCETHTOOL, &ifr);
631	>	if (err == 0) {
632	>	network_iface_stat_ptr->speed = ethcmd.speed;
633	>
634	>	switch (ethcmd.duplex) {
635	>	case 0x00:
636	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
637	>	break;
638	>	case 0x01:
639	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
640	>	break;
641	>	default:
642	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
643	>	}
644	>	} else {
645	>	/* Not all interfaces support the ethtool ioctl. */
646	>	network_iface_stat_ptr->speed = 0;
647	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
648	>	}
649	>
650	>	ifaces++;
651	>	}
652	>	close(sock);
653	>	fclose(f);
654	>	#endif
655	>	*entries = ifaces;
656		return network_iface_stats;
657		}
658

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