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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 1.37 by ats, Sat Feb 14 00:08:51 2004 UTC

#	Line 37 | Line 37
37		#include <stdio.h>
38		#include <sys/types.h>
39		#include <regex.h>
40	+	#include <sys/ioctl.h>
41	+	#include <sys/socket.h>
42	+	#include <net/if.h>
43	+	#include <ctype.h>
44		#include "tools.h"
45	+	/* Stuff which could be defined by defining KERNEL, but
46	+	* that would be a bad idea, so we'll just declare it here
47	+	*/
48	+	typedef __uint8_t u8;
49	+	typedef __uint16_t u16;
50	+	typedef __uint32_t u32;
51	+	#include <linux/ethtool.h>
52	+	#include <linux/sockios.h>
53	+	#include <unistd.h>
54		#endif
55		#ifdef ALLBSD
56		#include <sys/types.h>
57		#include <sys/socket.h>
58		#include <ifaddrs.h>
59		#include <net/if.h>
60	+	#include <net/if_media.h>
61	+	#include <sys/ioctl.h>
62		#endif
63
64		static network_stat_t *network_stats=NULL;
#	Line 325 | Line 340 | void network_iface_stat_init(int start, int end, netwo
340		for(net_stats+=start; start<end; start++){
341		net_stats->interface_name=NULL;
342		net_stats->speed=0;
343	<	net_stats->dup=NO_DUPLEX;
343	>	net_stats->dup=UNKNOWN_DUPLEX;
344		net_stats++;
345		}
346		}
#	Line 360 | Line 375 | network_iface_stat_t *get_network_iface_stats(int *ent
375		static network_iface_stat_t *network_iface_stats;
376		network_iface_stat_t *network_iface_stat_ptr;
377		static int sizeof_network_iface_stats=0;
378	<	int ifaces;
378	>	static int ifaces;
379
380		#ifdef SOLARIS
381		kstat_ctl_t *kc;
382		kstat_t *ksp;
383		kstat_named_t *knp;
384		#endif
385	+	#ifdef ALLBSD
386	+	struct ifaddrs *net, *net_ptr;
387	+	struct ifmediareq ifmed;
388	+	struct ifreq ifr;
389	+	int sock;
390	+	int x;
391	+	#endif
392	+	#ifdef LINUX
393	+	FILE *f;
394	+	/* Horrible big enough, but it should be easily big enough */
395	+	char line[8096];
396	+	void *eth_tool_cmd_buf;
397	+	int buf_size;
398	+	int sock;
399	+	#endif
400	+	ifaces = 0;
401	+	#ifdef ALLBSD
402	+	if(getifaddrs(&net) != 0){
403	+	return NULL;
404	+	}
405
406	+	if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == 0) return NULL;
407	+
408	+	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
409	+	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
410	+	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
411	+	if(network_iface_stats==NULL){
412	+	return NULL;
413	+	}
414	+	network_iface_stat_ptr = network_iface_stats + ifaces;
415	+
416	+	memset(&ifmed, 0, sizeof(struct ifmediareq));
417	+	strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
418	+	if(ioctl(sock, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
419	+	continue;
420	+	}
421	+
422	+	/* We may need to change this if we start doing wireless devices too */
423	+	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
424	+	/* Not a ETHER device */
425	+	continue;
426	+	}
427	+
428	+	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
429	+	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
430	+	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
431	+
432	+	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
433	+	x = ifmed.ifm_active & 0x0f;
434	+	switch(x){
435	+	/* 10 Mbit connections. Speedy :) */
436	+	case(IFM_10_T):
437	+	case(IFM_10_2):
438	+	case(IFM_10_5):
439	+	case(IFM_10_STP):
440	+	case(IFM_10_FL):
441	+	network_iface_stat_ptr->speed = 10;
442	+	break;
443	+	/* 100 Mbit conneections */
444	+	case(IFM_100_TX):
445	+	case(IFM_100_FX):
446	+	case(IFM_100_T4):
447	+	case(IFM_100_VG):
448	+	case(IFM_100_T2):
449	+	network_iface_stat_ptr->speed = 100;
450	+	break;
451	+	/* 1000 Mbit connections */
452	+	case(IFM_1000_SX):
453	+	case(IFM_1000_LX):
454	+	case(IFM_1000_CX):
455	+	#if defined(FREEBSD) && !defined(FREEBSD5)
456	+	case(IFM_1000_TX):
457	+	case(IFM_1000_FX):
458	+	#else
459	+	case(IFM_1000_T):
460	+	#endif
461	+	network_iface_stat_ptr->speed = 1000;
462	+	break;
463	+	/* We don't know what it is */
464	+	default:
465	+	network_iface_stat_ptr->speed = 0;
466	+	break;
467	+	}
468	+
469	+	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
470	+	network_iface_stat_ptr->dup = FULL_DUPLEX;
471	+	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
472	+	network_iface_stat_ptr->dup = HALF_DUPLEX;
473	+	}else{
474	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
475	+	}
476	+
477	+	memset(&ifr, 0, sizeof(ifr));
478	+	strncpy(ifr.ifr_name, net_ptr->ifa_name, sizeof(ifr.ifr_name));
479	+
480	+	if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0){
481	+	continue;
482	+	}
483	+	if((ifr.ifr_flags & IFF_UP) != 0){
484	+	network_iface_stat_ptr->up = 1;
485	+	}else{
486	+	network_iface_stat_ptr->up = 0;
487	+	}
488	+
489	+	ifaces++;
490	+	}
491	+	freeifaddrs(net);
492	+	close(sock);
493	+	#endif
494	+
495		#ifdef SOLARIS
496		if ((kc = kstat_open()) == NULL) {
497		return NULL;
498		}
499
376	–	ifaces=0;
377	–
500		for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
501		if (!strcmp(ksp->ks_class, "net")) {
502		kstat_read(kc, ksp, NULL);
#	Line 386 | Line 508 | network_iface_stat_t *get_network_iface_stats(int *ent
508		if(network_iface_stats==NULL){
509		return NULL;
510		}
511	<	network_iface_stat_ptr = network_iface_stats + interfaces;
511	>	network_iface_stat_ptr = network_iface_stats + ifaces;
512		network_iface_stat_ptr->speed = knp->value.ui64 / (1000*1000);
513
514	+	if((knp=kstat_data_lookup(ksp, "link_up"))==NULL){
515	+	/* Not a network interface, so skip to the next entry */
516	+	continue;
517	+	}
518	+	/* Solaris has 1 for up, and 0 for not. As we do too */
519	+	network_iface_stat_ptr->up = value.ui32;
520	+
521		if((knp=kstat_data_lookup(ksp, "link_duplex"))==NULL){
522		/* Not a network interface, so skip to the next entry */
523		continue;
524		}
525
526	<	if(knp->value.ui64 == 0){
526	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
527	>	if(knp->value.ui32 == 2){
528		network_iface_stat_ptr->dup = FULL_DUPLEX;
529	<	}else{
529	>	}
530	>	if(knp->value.ui32 == 1){
531		network_iface_stat_ptr->dup = HALF_DUPLEX;
532		}
533
534	+	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
535		network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
536	<	interfaces++;
536	>	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
537	>	ifaces++;
538		}
539		}
540		kstat_close(kc);
541
542		#endif
543	<	*entries = interfaces;
543	>	#ifdef LINUX
544	>
545	>	f = fopen("/proc/net/dev", "r");
546	>	if(f == NULL){
547	>	return NULL;
548	>	}
549	>
550	>	/* Setup stuff so we can do the ioctl to get the info */
551	>	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
552	>	return NULL;
553	>	}
554	>
555	>	buf_size = sizeof(struct ethtool_cmd);
556	>	eth_tool_cmd_buf = malloc(buf_size);
557	>	if(eth_tool_cmd_buf == NULL) return NULL;
558	>
559	>	/* Ignore first 2 lines.. Just headings */
560	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
561	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
562	>
563	>	while((fgets(line, sizeof(line), f)) != NULL){
564	>	char *name, *ptr;
565	>	struct ifreq ifr;
566	>	struct ethtool_cmd *ethcmd;
567	>	int err;
568	>
569	>	/* Get the interface name */
570	>	ptr = strchr(line, ':');
571	>	if (ptr == NULL) continue;
572	>	*ptr='\0';
573	>	name = line;
574	>	while(isspace(*(name))){
575	>	name++;
576	>	}
577	>
578	>	memset(&ifr, 0, sizeof(ifr));
579	>	memset(eth_tool_cmd_buf, 0, buf_size);
580	>	ifr.ifr_data = (caddr_t) eth_tool_cmd_buf;
581	>	strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
582	>
583	>	ethcmd = (struct ethtool_cmd *) ifr.ifr_data;
584	>	ethcmd->cmd = ETHTOOL_GSET;
585	>
586	>	err = ioctl(sock, SIOCETHTOOL, &ifr);
587	>	if(err < 0){
588	>	/* This could fail if the interface doesn't support the command. Carry
589	>	* on to the next :)
590	>	*/
591	>	continue;
592	>	}
593	>
594	>	/* We have a good interface to add */
595	>	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
596	>	if(network_iface_stats==NULL){
597	>	return NULL;
598	>	}
599	>	network_iface_stat_ptr = network_iface_stats + ifaces;
600	>	network_iface_stat_ptr->interface_name = strdup(name);
601	>	network_iface_stat_ptr->speed = ethcmd->speed;
602	>	if((ifr.ifr_flags & IFF_UP) != 0){
603	>	network_iface_stat_ptr->up = 1;
604	>	}else{
605	>	network_iface_stat_ptr->up = 0;
606	>	}
607	>
608	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
609	>	if(ethcmd->duplex == 0x00){
610	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
611	>	}
612	>	if(ethcmd->duplex == 0x01){
613	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
614	>	}
615	>	ifaces++;
616	>	}
617	>	close(sock);
618	>	free(eth_tool_cmd_buf);
619	>	#endif
620	>	*entries = ifaces;
621		return network_iface_stats;
622		}
623

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