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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 1.27 by pajs, Thu Feb 12 21:25:02 2004 UTC vs.
Revision 1.47 by tdb, Sat Mar 6 21:49:13 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>
#	Line 48 | Line 54
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>
#	Line 69 | Line 77 | void network_stat_init(int start, int end, network_sta
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		}
#	Line 143 | Line 156 | network_stat_t *get_network_stats(int *entries){
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;
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		}
#	Line 172 | Line 190 | network_stat_t *get_network_stats(int *entries){
190		#endif
191
192		if((knp=kstat_data_lookup(ksp, RLOOKUP))==NULL){
193	<	/* Not a network interface, so skip to the next entry */
193	>	/* This is a network interface, but it doesn't
194	>	* have the rbytes/obytes values; for instance,
195	>	* the loopback devices have this behaviour
196	>	* (although they do track packets in/out). */
197		continue;
198		}
199
#	Line 184 | Line 205 | network_stat_t *get_network_stats(int *entries){
205		network_stat_ptr->rx=knp->VALTYPE;
206
207		if((knp=kstat_data_lookup(ksp, WLOOKUP))==NULL){
187	–	/* Not a network interface, so skip to the next entry */
208		continue;
209		}
210		network_stat_ptr->tx=knp->VALTYPE;
#	Line 252 | Line 272 | network_stat_t *get_network_stats(int *entries){
272		}
273
274		long long transfer_diff(long long new, long long old){
275	<	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD)
275	>	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD)
276		#define MAXVAL 4294967296LL
277		#else
278		#define MAXVAL 18446744073709551616LL
#	Line 296 | Line 316 | network_stat_t *get_network_stats_diff(int *entries) {
316		dest->interface_name = strdup(src->interface_name);
317		dest->rx = src->rx;
318		dest->tx = src->tx;
319	+	dest->ipackets = src->ipackets;
320	+	dest->opackets = src->opackets;
321	+	dest->ierrors = src->ierrors;
322	+	dest->oerrors = src->oerrors;
323	+	dest->collisions = src->collisions;
324		dest->systime = src->systime;
325		}
326
#	Line 326 | Line 351 | network_stat_t *get_network_stats_diff(int *entries) {
351		difference. */
352		dest->rx = transfer_diff(src->rx, dest->rx);
353		dest->tx = transfer_diff(src->tx, dest->tx);
354	+	dest->ipackets = transfer_diff(src->ipackets, dest->ipackets);
355	+	dest->opackets = transfer_diff(src->opackets, dest->opackets);
356	+	dest->ierrors = transfer_diff(src->ierrors, dest->ierrors);
357	+	dest->oerrors = transfer_diff(src->oerrors, dest->oerrors);
358	+	dest->collisions = transfer_diff(src->collisions, dest->collisions);
359		dest->systime = src->systime - dest->systime;
360		}
361
#	Line 339 | Line 369 | void network_iface_stat_init(int start, int end, netwo
369		for(net_stats+=start; start<end; start++){
370		net_stats->interface_name=NULL;
371		net_stats->speed=0;
372	<	net_stats->dup=NO_DUPLEX;
372	>	net_stats->dup=UNKNOWN_DUPLEX;
373		net_stats++;
374		}
375		}
#	Line 374 | Line 404 | network_iface_stat_t *get_network_iface_stats(int *ent
404		static network_iface_stat_t *network_iface_stats;
405		network_iface_stat_t *network_iface_stat_ptr;
406		static int sizeof_network_iface_stats=0;
407	<	static int ifaces;
407	>	int ifaces = 0;
408
409		#ifdef SOLARIS
410		kstat_ctl_t *kc;
411		kstat_t *ksp;
412		kstat_named_t *knp;
413	+	int sock;
414		#endif
415		#ifdef ALLBSD
416		struct ifaddrs *net, *net_ptr;
417		struct ifmediareq ifmed;
418	<	int s;
418	>	struct ifreq ifr;
419	>	int sock;
420		int x;
421		#endif
422		#ifdef LINUX
423		FILE *f;
424		/* Horrible big enough, but it should be easily big enough */
425		char line[8096];
394	–	void *eth_tool_cmd_buf;
395	–	int buf_size;
426		int sock;
427		#endif
428	<	ifaces = 0;
428	>
429		#ifdef ALLBSD
430		if(getifaddrs(&net) != 0){
431		return NULL;
432		}
433
434	<	if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == NULL) return NULL;
434	>	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
435
436		for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
437		if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
#	Line 411 | Line 441 | network_iface_stat_t *get_network_iface_stats(int *ent
441		}
442		network_iface_stat_ptr = network_iface_stats + ifaces;
443
444	+	memset(&ifr, 0, sizeof(ifr));
445	+	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
446	+
447	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
448	+	continue;
449	+	}
450	+	if((ifr.ifr_flags & IFF_UP) != 0){
451	+	network_iface_stat_ptr->up = 1;
452	+	}else{
453	+	network_iface_stat_ptr->up = 0;
454	+	}
455	+
456	+	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
457	+	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
458	+	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
459	+
460	+	network_iface_stat_ptr->speed = 0;
461	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
462	+	ifaces++;
463	+
464		memset(&ifmed, 0, sizeof(struct ifmediareq));
465		strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
466	<	if(ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
466	>	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
467	>	/* Not all interfaces support the media ioctls. */
468		continue;
469		}
470
#	Line 423 | Line 474 | network_iface_stat_t *get_network_iface_stats(int *ent
474		continue;
475		}
476
426	–	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
427	–	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
428	–	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
429	–
477		/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
478		x = ifmed.ifm_active & 0x0f;
479		switch(x){
#	Line 450 | Line 497 | network_iface_stat_t *get_network_iface_stats(int *ent
497		case(IFM_1000_SX):
498		case(IFM_1000_LX):
499		case(IFM_1000_CX):
500	<	case(IFM_1000_TX):
500	>	#ifdef IFM_1000_TX
501	>	case(IFM_1000_TX): /* FreeBSD 4 and others? */
502	>	#endif
503	>	#ifdef IFM_1000_FX
504	>	case(IFM_1000_FX): /* FreeBSD 4 */
505	>	#endif
506	>	#ifdef IFM_1000_T
507	>	case(IFM_1000_T): /* FreeBSD 5 */
508	>	#endif
509		network_iface_stat_ptr->speed = 1000;
510		break;
511		/* We don't know what it is */
#	Line 464 | Line 519 | network_iface_stat_t *get_network_iface_stats(int *ent
519		}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
520		network_iface_stat_ptr->dup = HALF_DUPLEX;
521		}else{
522	<	network_iface_stat_ptr->dup = NO_DUPLEX;
522	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
523		}
524	<	ifaces++;
524	>
525		}
526		freeifaddrs(net);
527	+	close(sock);
528		#endif
529
530		#ifdef SOLARIS
531	<	if ((kc = kstat_open()) == NULL) {
532	<	return NULL;
533	<	}
531	>	if ((kc = kstat_open()) == NULL) {
532	>	return NULL;
533	>	}
534
535	<	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
536	<	if (!strcmp(ksp->ks_class, "net")) {
537	<	kstat_read(kc, ksp, NULL);
538	<	if((knp=kstat_data_lookup(ksp, "ifspeed"))==NULL){
539	<	/* Not a network interface, so skip to the next entry */
535	>	if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) {
536	>	return NULL;
537	>	}
538	>
539	>	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
540	>	if (!strcmp(ksp->ks_class, "net")) {
541	>	struct ifreq ifr;
542	>
543	>	kstat_read(kc, ksp, NULL);
544	>
545	>	strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name);
546	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
547	>	/* Not a network interface. */
548		continue;
549		}
550	<	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
551	<	if(network_iface_stats==NULL){
550	>
551	>	network_iface_stats = network_iface_stat_malloc(ifaces + 1, &sizeof_network_iface_stats, network_iface_stats);
552	>	if (network_iface_stats == NULL) {
553		return NULL;
554		}
555		network_iface_stat_ptr = network_iface_stats + ifaces;
556	<	network_iface_stat_ptr->speed = knp->value.ui64 / (1000*1000);
556	>	ifaces++;
557
558	<	if((knp=kstat_data_lookup(ksp, "link_duplex"))==NULL){
559	<	/* Not a network interface, so skip to the next entry */
560	<	continue;
558	>	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
559	>	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
560	>	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
561	>
562	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
563	>	network_iface_stat_ptr->up = 1;
564	>	} else {
565	>	network_iface_stat_ptr->up = 1;
566		}
567
568	<	if(knp->value.ui64 == 0){
569	<	network_iface_stat_ptr->dup = FULL_DUPLEX;
570	<	}else{
571	<	network_iface_stat_ptr->dup = HALF_DUPLEX;
568	>	if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) {
569	>	network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000);
570	>	} else {
571	>	network_iface_stat_ptr->speed = 0;
572		}
573
574	<	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
575	<	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
576	<	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
577	<	ifaces++;
574	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
575	>	if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) {
576	>	switch (knp->value.ui32) {
577	>	case 1:
578	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
579	>	break;
580	>	case 2:
581	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
582	>	break;
583	>	}
584	>	}
585		}
586		}
587	+
588	+	close(sock);
589		kstat_close(kc);
511	–
590		#endif
591		#ifdef LINUX
514	–
592		f = fopen("/proc/net/dev", "r");
593		if(f == NULL){
594		return NULL;
#	Line 522 | Line 599 | network_iface_stat_t *get_network_iface_stats(int *ent
599		return NULL;
600		}
601
525	–	buf_size = sizeof(struct ethtool_cmd);
526	–	eth_tool_cmd_buf = malloc(buf_size);
527	–	if(eth_tool_cmd_buf == NULL) return NULL;
528	–
602		/* Ignore first 2 lines.. Just headings */
603	<	fgets(line, sizeof(line), f);
604	<	fgets(line, sizeof(line), f);
603	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
604	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
605
606		while((fgets(line, sizeof(line), f)) != NULL){
607		char *name, *ptr;
608		struct ifreq ifr;
609	<	struct ethtool_cmd *ethcmd;
609	>	struct ethtool_cmd ethcmd;
610		int err;
611
612		/* Get the interface name */
#	Line 545 | Line 618 | network_iface_stat_t *get_network_iface_stats(int *ent
618		name++;
619		}
620
621	<	memset(&ifr, 0, sizeof(ifr));
622	<	memset(eth_tool_cmd_buf, 0, buf_size);
550	<	ifr.ifr_data = (caddr_t) eth_tool_cmd_buf;
551	<	strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
621	>	memset(&ifr, 0, sizeof ifr);
622	>	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
623
624	<	ethcmd = (struct ethtool_cmd *)(&ifr)->ifr_data;
625	<	ethcmd->cmd = ETHTOOL_GSET;
624	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
625	>	continue;
626	>	}
627
556	–	err = ioctl(sock, SIOCETHTOOL, &ifr);
557	–	if(err < 0){
558	–	/* This could fail if the interface doesn't support the command. Carry
559	–	* on to the next :)
560	–	*/
561	–	continue;
562	–	}
563	–
628		/* We have a good interface to add */
629		network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
630		if(network_iface_stats==NULL){
#	Line 568 | Line 632 | network_iface_stat_t *get_network_iface_stats(int *ent
632		}
633		network_iface_stat_ptr = network_iface_stats + ifaces;
634		network_iface_stat_ptr->interface_name = strdup(name);
635	<	network_iface_stat_ptr->speed = ethcmd->speed;
636	<	network_iface_stat_ptr->dup = NO_DUPLEX;
637	<	if(ethcmd->duplex == 0x00){
638	<	network_iface_stat_ptr->dup = FULL_DUPLEX;
635	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
636	>	network_iface_stat_ptr->up = 1;
637	>	} else {
638	>	network_iface_stat_ptr->up = 0;
639		}
640	<	if(ethcmd->duplex == 0x01){
641	<	network_iface_stat_ptr->dup = HALF_DUPLEX;
640	>
641	>	memset(&ethcmd, 0, sizeof ethcmd);
642	>	ethcmd.cmd = ETHTOOL_GSET;
643	>	ifr.ifr_data = (caddr_t) &ethcmd;
644	>
645	>	err = ioctl(sock, SIOCETHTOOL, &ifr);
646	>	if (err == 0) {
647	>	network_iface_stat_ptr->speed = ethcmd.speed;
648	>
649	>	switch (ethcmd.duplex) {
650	>	case 0x00:
651	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
652	>	break;
653	>	case 0x01:
654	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
655	>	break;
656	>	default:
657	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
658	>	}
659	>	} else {
660	>	/* Not all interfaces support the ethtool ioctl. */
661	>	network_iface_stat_ptr->speed = 0;
662	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
663		}
664	+
665		ifaces++;
666		}
667	<
668	<	free(eth_tool_cmd_buf);
667	>	close(sock);
668	>	fclose(f);
669		#endif
670		*entries = ifaces;
671		return network_iface_stats;

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