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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 1.31 by ats, Fri Feb 13 15:12:26 2004 UTC vs.
Revision 1.50 by ats, Sat Mar 6 22:30:54 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 116 | Line 129 | network_stat_t *get_network_stats(int *entries){
129		/* Horrible big enough, but it should be easily big enough */
130		char line[8096];
131		regex_t regex;
132	<	regmatch_t line_match[4];
132	>	regmatch_t line_match[9];
133		#endif
134		#ifdef ALLBSD
135		struct ifaddrs *net, *net_ptr;
#	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 210 | Line 230 | network_stat_t *get_network_stats(int *entries){
230		fgets(line, sizeof(line), f);
231
232
233	<	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){
233	>	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){
234		return NULL;
235		}
236
#	Line 232 | Line 252 | network_stat_t *get_network_stats(int *entries){
252
253		network_stat_ptr->interface_name=get_string_match(line, &line_match[1]);
254		network_stat_ptr->rx=get_ll_match(line, &line_match[2]);
255	<	network_stat_ptr->tx=get_ll_match(line, &line_match[3]);
255	>	network_stat_ptr->tx=get_ll_match(line, &line_match[5]);
256	>	network_stat_ptr->ipackets=get_ll_match(line, &line_match[3]);
257	>	network_stat_ptr->opackets=get_ll_match(line, &line_match[6]);
258	>	network_stat_ptr->ierrors=get_ll_match(line, &line_match[4]);
259	>	network_stat_ptr->oerrors=get_ll_match(line, &line_match[7]);
260	>	network_stat_ptr->collisions=get_ll_match(line, &line_match[8]);
261		network_stat_ptr->systime=time(NULL);
262
263		interfaces++;
#	Line 252 | Line 277 | network_stat_t *get_network_stats(int *entries){
277		}
278
279		long long transfer_diff(long long new, long long old){
280	<	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD)
280	>	#if defined(SOL7) || defined(LINUX) || defined(FREEBSD) || defined(DFBSD)
281		#define MAXVAL 4294967296LL
282		#else
283		#define MAXVAL 18446744073709551616LL
#	Line 296 | Line 321 | network_stat_t *get_network_stats_diff(int *entries) {
321		dest->interface_name = strdup(src->interface_name);
322		dest->rx = src->rx;
323		dest->tx = src->tx;
324	+	dest->ipackets = src->ipackets;
325	+	dest->opackets = src->opackets;
326	+	dest->ierrors = src->ierrors;
327	+	dest->oerrors = src->oerrors;
328	+	dest->collisions = src->collisions;
329		dest->systime = src->systime;
330		}
331
#	Line 326 | Line 356 | network_stat_t *get_network_stats_diff(int *entries) {
356		difference. */
357		dest->rx = transfer_diff(src->rx, dest->rx);
358		dest->tx = transfer_diff(src->tx, dest->tx);
359	+	dest->ipackets = transfer_diff(src->ipackets, dest->ipackets);
360	+	dest->opackets = transfer_diff(src->opackets, dest->opackets);
361	+	dest->ierrors = transfer_diff(src->ierrors, dest->ierrors);
362	+	dest->oerrors = transfer_diff(src->oerrors, dest->oerrors);
363	+	dest->collisions = transfer_diff(src->collisions, dest->collisions);
364		dest->systime = src->systime - dest->systime;
365		}
366
#	Line 374 | Line 409 | network_iface_stat_t *get_network_iface_stats(int *ent
409		static network_iface_stat_t *network_iface_stats;
410		network_iface_stat_t *network_iface_stat_ptr;
411		static int sizeof_network_iface_stats=0;
412	<	static int ifaces;
412	>	int ifaces = 0;
413
414		#ifdef SOLARIS
415		kstat_ctl_t *kc;
416		kstat_t *ksp;
417		kstat_named_t *knp;
418	+	int sock;
419		#endif
420		#ifdef ALLBSD
421		struct ifaddrs *net, *net_ptr;
422		struct ifmediareq ifmed;
423	<	int s;
423	>	struct ifreq ifr;
424	>	int sock;
425		int x;
426		#endif
427		#ifdef LINUX
428		FILE *f;
429		/* Horrible big enough, but it should be easily big enough */
430		char line[8096];
394	–	void *eth_tool_cmd_buf;
395	–	int buf_size;
431		int sock;
432		#endif
433	<	ifaces = 0;
433	>
434		#ifdef ALLBSD
435		if(getifaddrs(&net) != 0){
436		return NULL;
437		}
438
439	<	if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == NULL) return NULL;
439	>	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
440
441		for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
442		if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
#	Line 411 | Line 446 | network_iface_stat_t *get_network_iface_stats(int *ent
446		}
447		network_iface_stat_ptr = network_iface_stats + ifaces;
448
449	+	memset(&ifr, 0, sizeof(ifr));
450	+	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
451	+
452	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
453	+	continue;
454	+	}
455	+	if((ifr.ifr_flags & IFF_UP) != 0){
456	+	network_iface_stat_ptr->up = 1;
457	+	}else{
458	+	network_iface_stat_ptr->up = 0;
459	+	}
460	+
461	+	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
462	+	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
463	+	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
464	+
465	+	network_iface_stat_ptr->speed = 0;
466	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
467	+	ifaces++;
468	+
469		memset(&ifmed, 0, sizeof(struct ifmediareq));
470		strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
471	<	if(ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
471	>	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
472	>	/* Not all interfaces support the media ioctls. */
473		continue;
474		}
475
#	Line 423 | Line 479 | network_iface_stat_t *get_network_iface_stats(int *ent
479		continue;
480		}
481
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	–
482		/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
483		x = ifmed.ifm_active & 0x0f;
484		switch(x){
#	Line 450 | Line 502 | network_iface_stat_t *get_network_iface_stats(int *ent
502		case(IFM_1000_SX):
503		case(IFM_1000_LX):
504		case(IFM_1000_CX):
505	<	#if defined(FREEBSD) && !defined(FREEBSD5)
506	<	case(IFM_1000_TX):
455	<	case(IFM_1000_FX):
456	<	#else
457	<	case(IFM_1000_T):
505	>	#ifdef IFM_1000_TX
506	>	case(IFM_1000_TX): /* FreeBSD 4 and others? */
507		#endif
508	+	#ifdef IFM_1000_FX
509	+	case(IFM_1000_FX): /* FreeBSD 4 */
510	+	#endif
511	+	#ifdef IFM_1000_T
512	+	case(IFM_1000_T): /* FreeBSD 5 */
513	+	#endif
514		network_iface_stat_ptr->speed = 1000;
515		break;
516		/* We don't know what it is */
#	Line 471 | Line 526 | network_iface_stat_t *get_network_iface_stats(int *ent
526		}else{
527		network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
528		}
529	<	ifaces++;
529	>
530		}
531		freeifaddrs(net);
532	<	close(s);
532	>	close(sock);
533		#endif
534
535		#ifdef SOLARIS
536	<	if ((kc = kstat_open()) == NULL) {
537	<	return NULL;
538	<	}
536	>	if ((kc = kstat_open()) == NULL) {
537	>	return NULL;
538	>	}
539
540	<	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
541	<	if (!strcmp(ksp->ks_class, "net")) {
542	<	kstat_read(kc, ksp, NULL);
543	<	if((knp=kstat_data_lookup(ksp, "ifspeed"))==NULL){
544	<	/* Not a network interface, so skip to the next entry */
540	>	if ((sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP)) < 0) {
541	>	return NULL;
542	>	}
543	>
544	>	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
545	>	if (!strcmp(ksp->ks_class, "net")) {
546	>	struct ifreq ifr;
547	>
548	>	kstat_read(kc, ksp, NULL);
549	>
550	>	strncpy(ifr.ifr_name, ksp->ks_name, sizeof ifr.ifr_name);
551	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
552	>	/* Not a network interface. */
553		continue;
554		}
555	<	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
556	<	if(network_iface_stats==NULL){
555	>
556	>	network_iface_stats = network_iface_stat_malloc(ifaces + 1, &sizeof_network_iface_stats, network_iface_stats);
557	>	if (network_iface_stats == NULL) {
558		return NULL;
559		}
560		network_iface_stat_ptr = network_iface_stats + ifaces;
561	<	network_iface_stat_ptr->speed = knp->value.ui64 / (1000*1000);
561	>	ifaces++;
562
563	<	if((knp=kstat_data_lookup(ksp, "link_duplex"))==NULL){
564	<	/* Not a network interface, so skip to the next entry */
565	<	continue;
563	>	if (network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
564	>	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
565	>	if (network_iface_stat_ptr->interface_name == NULL) return NULL;
566	>
567	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
568	>	network_iface_stat_ptr->up = 1;
569	>	} else {
570	>	network_iface_stat_ptr->up = 1;
571		}
572
573	<	if(knp->value.ui64 == 0){
574	<	network_iface_stat_ptr->dup = FULL_DUPLEX;
575	<	}else{
576	<	network_iface_stat_ptr->dup = HALF_DUPLEX;
573	>	if ((knp = kstat_data_lookup(ksp, "ifspeed")) != NULL) {
574	>	network_iface_stat_ptr->speed = knp->value.ui64 / (1000 * 1000);
575	>	} else {
576	>	network_iface_stat_ptr->speed = 0;
577		}
578
579	<	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
580	<	network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
581	<	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
582	<	ifaces++;
579	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
580	>	if ((knp = kstat_data_lookup(ksp, "link_duplex")) != NULL) {
581	>	switch (knp->value.ui32) {
582	>	case 1:
583	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
584	>	break;
585	>	case 2:
586	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
587	>	break;
588	>	}
589	>	}
590		}
591		}
592	+
593	+	close(sock);
594		kstat_close(kc);
517	–
595		#endif
596		#ifdef LINUX
520	–
597		f = fopen("/proc/net/dev", "r");
598		if(f == NULL){
599		return NULL;
#	Line 528 | Line 604 | network_iface_stat_t *get_network_iface_stats(int *ent
604		return NULL;
605		}
606
531	–	buf_size = sizeof(struct ethtool_cmd);
532	–	eth_tool_cmd_buf = malloc(buf_size);
533	–	if(eth_tool_cmd_buf == NULL) return NULL;
534	–
607		/* Ignore first 2 lines.. Just headings */
608		if((fgets(line, sizeof(line), f)) == NULL) return NULL;
609		if((fgets(line, sizeof(line), f)) == NULL) return NULL;
#	Line 539 | Line 611 | network_iface_stat_t *get_network_iface_stats(int *ent
611		while((fgets(line, sizeof(line), f)) != NULL){
612		char *name, *ptr;
613		struct ifreq ifr;
614	<	struct ethtool_cmd *ethcmd;
614	>	struct ethtool_cmd ethcmd;
615		int err;
616
617		/* Get the interface name */
#	Line 551 | Line 623 | network_iface_stat_t *get_network_iface_stats(int *ent
623		name++;
624		}
625
626	<	memset(&ifr, 0, sizeof(ifr));
627	<	memset(eth_tool_cmd_buf, 0, buf_size);
556	<	ifr.ifr_data = (caddr_t) eth_tool_cmd_buf;
557	<	strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
626	>	memset(&ifr, 0, sizeof ifr);
627	>	strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
628
629	<	ethcmd = (struct ethtool_cmd *) ifr.ifr_data;
630	<	ethcmd->cmd = ETHTOOL_GSET;
629	>	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
630	>	continue;
631	>	}
632
562	–	err = ioctl(sock, SIOCETHTOOL, &ifr);
563	–	if(err < 0){
564	–	/* This could fail if the interface doesn't support the command. Carry
565	–	* on to the next :)
566	–	*/
567	–	continue;
568	–	}
569	–
633		/* We have a good interface to add */
634		network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
635		if(network_iface_stats==NULL){
#	Line 574 | Line 637 | network_iface_stat_t *get_network_iface_stats(int *ent
637		}
638		network_iface_stat_ptr = network_iface_stats + ifaces;
639		network_iface_stat_ptr->interface_name = strdup(name);
640	<	network_iface_stat_ptr->speed = ethcmd->speed;
641	<	network_iface_stat_ptr->dup = UNKNOWN_DUPEX;
642	<	if(ethcmd->duplex == 0x00){
643	<	network_iface_stat_ptr->dup = FULL_DUPLEX;
640	>	if ((ifr.ifr_flags & IFF_UP) != 0) {
641	>	network_iface_stat_ptr->up = 1;
642	>	} else {
643	>	network_iface_stat_ptr->up = 0;
644		}
645	<	if(ethcmd->duplex == 0x01){
646	<	network_iface_stat_ptr->dup = HALF_DUPLEX;
645	>
646	>	memset(&ethcmd, 0, sizeof ethcmd);
647	>	ethcmd.cmd = ETHTOOL_GSET;
648	>	ifr.ifr_data = (caddr_t) &ethcmd;
649	>
650	>	err = ioctl(sock, SIOCETHTOOL, &ifr);
651	>	if (err == 0) {
652	>	network_iface_stat_ptr->speed = ethcmd.speed;
653	>
654	>	switch (ethcmd.duplex) {
655	>	case 0x00:
656	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
657	>	break;
658	>	case 0x01:
659	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
660	>	break;
661	>	default:
662	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
663	>	}
664	>	} else {
665	>	/* Not all interfaces support the ethtool ioctl. */
666	>	network_iface_stat_ptr->speed = 0;
667	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
668		}
669	+
670		ifaces++;
671		}
672		close(sock);
673	<	free(eth_tool_cmd_buf);
673	>	fclose(f);
674		#endif
675		*entries = ifaces;
676		return network_iface_stats;

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