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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 1.31 by ats, Fri Feb 13 15:12:26 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		#endif
54		#ifdef ALLBSD
55		#include <sys/types.h>
56		#include <sys/socket.h>
57		#include <ifaddrs.h>
58		#include <net/if.h>
59	+	#include <net/if_media.h>
60	+	#include <sys/ioctl.h>
61		#endif
62
63		static network_stat_t *network_stats=NULL;
#	Line 325 | Line 339 | void network_iface_stat_init(int start, int end, netwo
339		for(net_stats+=start; start<end; start++){
340		net_stats->interface_name=NULL;
341		net_stats->speed=0;
342	<	net_stats->dup=NO_DUPLEX;
342	>	net_stats->dup=UNKNOWN_DUPLEX;
343		net_stats++;
344		}
345		}
#	Line 360 | Line 374 | network_iface_stat_t *get_network_iface_stats(int *ent
374		static network_iface_stat_t *network_iface_stats;
375		network_iface_stat_t *network_iface_stat_ptr;
376		static int sizeof_network_iface_stats=0;
377	<	int ifaces;
377	>	static int ifaces;
378
379		#ifdef SOLARIS
380		kstat_ctl_t *kc;
381		kstat_t *ksp;
382		kstat_named_t *knp;
383		#endif
384	+	#ifdef ALLBSD
385	+	struct ifaddrs *net, *net_ptr;
386	+	struct ifmediareq ifmed;
387	+	int s;
388	+	int x;
389	+	#endif
390	+	#ifdef LINUX
391	+	FILE *f;
392	+	/* Horrible big enough, but it should be easily big enough */
393	+	char line[8096];
394	+	void *eth_tool_cmd_buf;
395	+	int buf_size;
396	+	int sock;
397	+	#endif
398	+	ifaces = 0;
399	+	#ifdef ALLBSD
400	+	if(getifaddrs(&net) != 0){
401	+	return NULL;
402	+	}
403
404	+	if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == NULL) return NULL;
405	+
406	+	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
407	+	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
408	+	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
409	+	if(network_iface_stats==NULL){
410	+	return NULL;
411	+	}
412	+	network_iface_stat_ptr = network_iface_stats + ifaces;
413	+
414	+	memset(&ifmed, 0, sizeof(struct ifmediareq));
415	+	strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
416	+	if(ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
417	+	continue;
418	+	}
419	+
420	+	/* We may need to change this if we start doing wireless devices too */
421	+	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
422	+	/* Not a ETHER device */
423	+	continue;
424	+	}
425	+
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	+
430	+	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
431	+	x = ifmed.ifm_active & 0x0f;
432	+	switch(x){
433	+	/* 10 Mbit connections. Speedy :) */
434	+	case(IFM_10_T):
435	+	case(IFM_10_2):
436	+	case(IFM_10_5):
437	+	case(IFM_10_STP):
438	+	case(IFM_10_FL):
439	+	network_iface_stat_ptr->speed = 10;
440	+	break;
441	+	/* 100 Mbit conneections */
442	+	case(IFM_100_TX):
443	+	case(IFM_100_FX):
444	+	case(IFM_100_T4):
445	+	case(IFM_100_VG):
446	+	case(IFM_100_T2):
447	+	network_iface_stat_ptr->speed = 100;
448	+	break;
449	+	/* 1000 Mbit connections */
450	+	case(IFM_1000_SX):
451	+	case(IFM_1000_LX):
452	+	case(IFM_1000_CX):
453	+	#if defined(FREEBSD) && !defined(FREEBSD5)
454	+	case(IFM_1000_TX):
455	+	case(IFM_1000_FX):
456	+	#else
457	+	case(IFM_1000_T):
458	+	#endif
459	+	network_iface_stat_ptr->speed = 1000;
460	+	break;
461	+	/* We don't know what it is */
462	+	default:
463	+	network_iface_stat_ptr->speed = 0;
464	+	break;
465	+	}
466	+
467	+	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
468	+	network_iface_stat_ptr->dup = FULL_DUPLEX;
469	+	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
470	+	network_iface_stat_ptr->dup = HALF_DUPLEX;
471	+	}else{
472	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
473	+	}
474	+	ifaces++;
475	+	}
476	+	freeifaddrs(net);
477	+	close(s);
478	+	#endif
479	+
480		#ifdef SOLARIS
481		if ((kc = kstat_open()) == NULL) {
482		return NULL;
483		}
484
376	–	ifaces=0;
377	–
485		for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
486		if (!strcmp(ksp->ks_class, "net")) {
487		kstat_read(kc, ksp, NULL);
#	Line 386 | Line 493 | network_iface_stat_t *get_network_iface_stats(int *ent
493		if(network_iface_stats==NULL){
494		return NULL;
495		}
496	<	network_iface_stat_ptr = network_iface_stats + interfaces;
496	>	network_iface_stat_ptr = network_iface_stats + ifaces;
497		network_iface_stat_ptr->speed = knp->value.ui64 / (1000*1000);
498
499		if((knp=kstat_data_lookup(ksp, "link_duplex"))==NULL){
#	Line 400 | Line 507 | network_iface_stat_t *get_network_iface_stats(int *ent
507		network_iface_stat_ptr->dup = HALF_DUPLEX;
508		}
509
510	+	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
511		network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
512	<	interfaces++;
512	>	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
513	>	ifaces++;
514		}
515		}
516		kstat_close(kc);
517
518		#endif
519	<	*entries = interfaces;
519	>	#ifdef LINUX
520	>
521	>	f = fopen("/proc/net/dev", "r");
522	>	if(f == NULL){
523	>	return NULL;
524	>	}
525	>
526	>	/* Setup stuff so we can do the ioctl to get the info */
527	>	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
528	>	return NULL;
529	>	}
530	>
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	>
535	>	/* Ignore first 2 lines.. Just headings */
536	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
537	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
538	>
539	>	while((fgets(line, sizeof(line), f)) != NULL){
540	>	char *name, *ptr;
541	>	struct ifreq ifr;
542	>	struct ethtool_cmd *ethcmd;
543	>	int err;
544	>
545	>	/* Get the interface name */
546	>	ptr = strchr(line, ':');
547	>	if (ptr == NULL) continue;
548	>	*ptr='\0';
549	>	name = line;
550	>	while(isspace(*(name))){
551	>	name++;
552	>	}
553	>
554	>	memset(&ifr, 0, sizeof(ifr));
555	>	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));
558	>
559	>	ethcmd = (struct ethtool_cmd *) ifr.ifr_data;
560	>	ethcmd->cmd = ETHTOOL_GSET;
561	>
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	>
570	>	/* We have a good interface to add */
571	>	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
572	>	if(network_iface_stats==NULL){
573	>	return NULL;
574	>	}
575	>	network_iface_stat_ptr = network_iface_stats + ifaces;
576	>	network_iface_stat_ptr->interface_name = strdup(name);
577	>	network_iface_stat_ptr->speed = ethcmd->speed;
578	>	network_iface_stat_ptr->dup = UNKNOWN_DUPEX;
579	>	if(ethcmd->duplex == 0x00){
580	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
581	>	}
582	>	if(ethcmd->duplex == 0x01){
583	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
584	>	}
585	>	ifaces++;
586	>	}
587	>	close(sock);
588	>	free(eth_tool_cmd_buf);
589	>	#endif
590	>	*entries = ifaces;
591		return network_iface_stats;
592		}
593

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