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; |
333 |
|
*entries = diff_count; |
334 |
|
return diff; |
335 |
|
} |
336 |
+ |
/* NETWORK INTERFACE STATS */ |
337 |
+ |
|
338 |
+ |
void network_iface_stat_init(int start, int end, network_iface_stat_t *net_stats){ |
339 |
+ |
|
340 |
+ |
for(net_stats+=start; start<end; start++){ |
341 |
+ |
net_stats->interface_name=NULL; |
342 |
+ |
net_stats->speed=0; |
343 |
+ |
net_stats->dup=UNKNOWN_DUPLEX; |
344 |
+ |
net_stats++; |
345 |
+ |
} |
346 |
+ |
} |
347 |
+ |
|
348 |
+ |
network_iface_stat_t *network_iface_stat_malloc(int needed_entries, int *cur_entries, network_iface_stat_t *net_stats){ |
349 |
+ |
|
350 |
+ |
if(net_stats==NULL){ |
351 |
+ |
|
352 |
+ |
if((net_stats=malloc(needed_entries * sizeof(network_iface_stat_t)))==NULL){ |
353 |
+ |
return NULL; |
354 |
+ |
} |
355 |
+ |
network_iface_stat_init(0, needed_entries, net_stats); |
356 |
+ |
*cur_entries=needed_entries; |
357 |
+ |
|
358 |
+ |
return net_stats; |
359 |
+ |
} |
360 |
+ |
|
361 |
+ |
|
362 |
+ |
if(*cur_entries<needed_entries){ |
363 |
+ |
net_stats=realloc(net_stats, (sizeof(network_iface_stat_t)*needed_entries)); |
364 |
+ |
if(net_stats==NULL){ |
365 |
+ |
return NULL; |
366 |
+ |
} |
367 |
+ |
network_iface_stat_init(*cur_entries, needed_entries, net_stats); |
368 |
+ |
*cur_entries=needed_entries; |
369 |
+ |
} |
370 |
+ |
|
371 |
+ |
return net_stats; |
372 |
+ |
} |
373 |
+ |
|
374 |
+ |
network_iface_stat_t *get_network_iface_stats(int *entries){ |
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 |
+ |
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 |
+ |
|
500 |
+ |
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) { |
501 |
+ |
if (!strcmp(ksp->ks_class, "net")) { |
502 |
+ |
kstat_read(kc, ksp, NULL); |
503 |
+ |
if((knp=kstat_data_lookup(ksp, "ifspeed"))==NULL){ |
504 |
+ |
/* Not a network interface, so skip to the next entry */ |
505 |
+ |
continue; |
506 |
+ |
} |
507 |
+ |
network_iface_stats=network_iface_stat_malloc((ifaces+1), &sizeof_network_iface_stats, network_iface_stats); |
508 |
+ |
if(network_iface_stats==NULL){ |
509 |
+ |
return NULL; |
510 |
+ |
} |
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 |
+ |
network_iface_stat_ptr->dup = UNKNOWN_DUPLEX; |
527 |
+ |
if(knp->value.ui32 == 2){ |
528 |
+ |
network_iface_stat_ptr->dup = FULL_DUPLEX; |
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 |
+ |
if(network_iface_stat_ptr->interface_name == NULL) return NULL; |
537 |
+ |
ifaces++; |
538 |
+ |
} |
539 |
+ |
} |
540 |
+ |
kstat_close(kc); |
541 |
+ |
|
542 |
+ |
#endif |
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 |
+ |
|