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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 1.32 by ats, Fri Feb 13 15:24:16 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	+	int s;
389	+	int x;
390	+	#endif
391	+	#ifdef LINUX
392	+	FILE *f;
393	+	/* Horrible big enough, but it should be easily big enough */
394	+	char line[8096];
395	+	void *eth_tool_cmd_buf;
396	+	int buf_size;
397	+	int sock;
398	+	#endif
399	+	ifaces = 0;
400	+	#ifdef ALLBSD
401	+	if(getifaddrs(&net) != 0){
402	+	return NULL;
403	+	}
404
405	+	if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == NULL) return NULL;
406	+
407	+	for(net_ptr=net; net_ptr!=NULL; net_ptr=net_ptr->ifa_next){
408	+	if(net_ptr->ifa_addr->sa_family != AF_LINK) continue;
409	+	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
410	+	if(network_iface_stats==NULL){
411	+	return NULL;
412	+	}
413	+	network_iface_stat_ptr = network_iface_stats + ifaces;
414	+
415	+	memset(&ifmed, 0, sizeof(struct ifmediareq));
416	+	strlcpy(ifmed.ifm_name, net_ptr->ifa_name, sizeof(ifmed.ifm_name));
417	+	if(ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmed) == -1){
418	+	continue;
419	+	}
420	+
421	+	/* We may need to change this if we start doing wireless devices too */
422	+	if( (ifmed.ifm_active | IFM_ETHER) != ifmed.ifm_active ){
423	+	/* Not a ETHER device */
424	+	continue;
425	+	}
426	+
427	+	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
428	+	network_iface_stat_ptr->interface_name = strdup(net_ptr->ifa_name);
429	+	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
430	+
431	+	/* Only intrested in the first 4 bits)  - Assuming only ETHER devices */
432	+	x = ifmed.ifm_active & 0x0f;
433	+	switch(x){
434	+	/* 10 Mbit connections. Speedy :) */
435	+	case(IFM_10_T):
436	+	case(IFM_10_2):
437	+	case(IFM_10_5):
438	+	case(IFM_10_STP):
439	+	case(IFM_10_FL):
440	+	network_iface_stat_ptr->speed = 10;
441	+	break;
442	+	/* 100 Mbit conneections */
443	+	case(IFM_100_TX):
444	+	case(IFM_100_FX):
445	+	case(IFM_100_T4):
446	+	case(IFM_100_VG):
447	+	case(IFM_100_T2):
448	+	network_iface_stat_ptr->speed = 100;
449	+	break;
450	+	/* 1000 Mbit connections */
451	+	case(IFM_1000_SX):
452	+	case(IFM_1000_LX):
453	+	case(IFM_1000_CX):
454	+	#if defined(FREEBSD) && !defined(FREEBSD5)
455	+	case(IFM_1000_TX):
456	+	case(IFM_1000_FX):
457	+	#else
458	+	case(IFM_1000_T):
459	+	#endif
460	+	network_iface_stat_ptr->speed = 1000;
461	+	break;
462	+	/* We don't know what it is */
463	+	default:
464	+	network_iface_stat_ptr->speed = 0;
465	+	break;
466	+	}
467	+
468	+	if( (ifmed.ifm_active | IFM_FDX) == ifmed.ifm_active ){
469	+	network_iface_stat_ptr->dup = FULL_DUPLEX;
470	+	}else if( (ifmed.ifm_active | IFM_HDX) == ifmed.ifm_active ){
471	+	network_iface_stat_ptr->dup = HALF_DUPLEX;
472	+	}else{
473	+	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
474	+	}
475	+	ifaces++;
476	+	}
477	+	freeifaddrs(net);
478	+	close(s);
479	+	#endif
480	+
481		#ifdef SOLARIS
482		if ((kc = kstat_open()) == NULL) {
483		return NULL;
484		}
485
376	–	ifaces=0;
377	–
486		for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
487		if (!strcmp(ksp->ks_class, "net")) {
488		kstat_read(kc, ksp, NULL);
#	Line 386 | Line 494 | network_iface_stat_t *get_network_iface_stats(int *ent
494		if(network_iface_stats==NULL){
495		return NULL;
496		}
497	<	network_iface_stat_ptr = network_iface_stats + interfaces;
497	>	network_iface_stat_ptr = network_iface_stats + ifaces;
498		network_iface_stat_ptr->speed = knp->value.ui64 / (1000*1000);
499
500		if((knp=kstat_data_lookup(ksp, "link_duplex"))==NULL){
#	Line 400 | Line 508 | network_iface_stat_t *get_network_iface_stats(int *ent
508		network_iface_stat_ptr->dup = HALF_DUPLEX;
509		}
510
511	+	if(network_iface_stat_ptr->interface_name != NULL) free(network_iface_stat_ptr->interface_name);
512		network_iface_stat_ptr->interface_name = strdup(ksp->ks_name);
513	<	interfaces++;
513	>	if(network_iface_stat_ptr->interface_name == NULL) return NULL;
514	>	ifaces++;
515		}
516		}
517		kstat_close(kc);
518
519		#endif
520	<	*entries = interfaces;
520	>	#ifdef LINUX
521	>
522	>	f = fopen("/proc/net/dev", "r");
523	>	if(f == NULL){
524	>	return NULL;
525	>	}
526	>
527	>	/* Setup stuff so we can do the ioctl to get the info */
528	>	if((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0){
529	>	return NULL;
530	>	}
531	>
532	>	buf_size = sizeof(struct ethtool_cmd);
533	>	eth_tool_cmd_buf = malloc(buf_size);
534	>	if(eth_tool_cmd_buf == NULL) return NULL;
535	>
536	>	/* Ignore first 2 lines.. Just headings */
537	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
538	>	if((fgets(line, sizeof(line), f)) == NULL) return NULL;
539	>
540	>	while((fgets(line, sizeof(line), f)) != NULL){
541	>	char *name, *ptr;
542	>	struct ifreq ifr;
543	>	struct ethtool_cmd *ethcmd;
544	>	int err;
545	>
546	>	/* Get the interface name */
547	>	ptr = strchr(line, ':');
548	>	if (ptr == NULL) continue;
549	>	*ptr='\0';
550	>	name = line;
551	>	while(isspace(*(name))){
552	>	name++;
553	>	}
554	>
555	>	memset(&ifr, 0, sizeof(ifr));
556	>	memset(eth_tool_cmd_buf, 0, buf_size);
557	>	ifr.ifr_data = (caddr_t) eth_tool_cmd_buf;
558	>	strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
559	>
560	>	ethcmd = (struct ethtool_cmd *) ifr.ifr_data;
561	>	ethcmd->cmd = ETHTOOL_GSET;
562	>
563	>	err = ioctl(sock, SIOCETHTOOL, &ifr);
564	>	if(err < 0){
565	>	/* This could fail if the interface doesn't support the command. Carry
566	>	* on to the next :)
567	>	*/
568	>	continue;
569	>	}
570	>
571	>	/* We have a good interface to add */
572	>	network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats);
573	>	if(network_iface_stats==NULL){
574	>	return NULL;
575	>	}
576	>	network_iface_stat_ptr = network_iface_stats + ifaces;
577	>	network_iface_stat_ptr->interface_name = strdup(name);
578	>	network_iface_stat_ptr->speed = ethcmd->speed;
579	>	network_iface_stat_ptr->dup = UNKNOWN_DUPLEX;
580	>	if(ethcmd->duplex == 0x00){
581	>	network_iface_stat_ptr->dup = FULL_DUPLEX;
582	>	}
583	>	if(ethcmd->duplex == 0x01){
584	>	network_iface_stat_ptr->dup = HALF_DUPLEX;
585	>	}
586	>	ifaces++;
587	>	}
588	>	close(sock);
589	>	free(eth_tool_cmd_buf);
590	>	#endif
591	>	*entries = ifaces;
592		return network_iface_stats;
593		}
594

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