|
Lines 73-78
__FBSDID("$FreeBSD$");
Link Here
|
| 73 |
#include <sys/lock.h> |
73 |
#include <sys/lock.h> |
| 74 |
#include <sys/mutex.h> |
74 |
#include <sys/mutex.h> |
| 75 |
#include <sys/malloc.h> |
75 |
#include <sys/malloc.h> |
|
|
76 |
#include <sys/sbuf.h> |
| 76 |
#include <sys/socket.h> |
77 |
#include <sys/socket.h> |
| 77 |
#include <sys/socketvar.h> |
78 |
#include <sys/socketvar.h> |
| 78 |
#include <sys/sysctl.h> |
79 |
#include <sys/sysctl.h> |
|
Lines 595-617
tcp_hc_update(struct in_conninfo *inc, struct hc_m
Link Here
|
| 595 |
static int |
596 |
static int |
| 596 |
sysctl_tcp_hc_list(SYSCTL_HANDLER_ARGS) |
597 |
sysctl_tcp_hc_list(SYSCTL_HANDLER_ARGS) |
| 597 |
{ |
598 |
{ |
| 598 |
int bufsize; |
|
|
| 599 |
int linesize = 128; |
599 |
int linesize = 128; |
| 600 |
char *p, *buf; |
600 |
struct sbuf sb; |
| 601 |
int len, i, error; |
601 |
int i, error; |
| 602 |
struct hc_metrics *hc_entry; |
602 |
struct hc_metrics *hc_entry; |
| 603 |
#ifdef INET6 |
603 |
#ifdef INET6 |
| 604 |
char ip6buf[INET6_ADDRSTRLEN]; |
604 |
char ip6buf[INET6_ADDRSTRLEN]; |
| 605 |
#endif |
605 |
#endif |
| 606 |
|
606 |
|
| 607 |
bufsize = linesize * (V_tcp_hostcache.cache_count + 1); |
607 |
sbuf_new(&sb, NULL, linesize * (V_tcp_hostcache.cache_count + 1), |
|
|
608 |
SBUF_FIXEDLEN); |
| 608 |
|
609 |
|
| 609 |
p = buf = (char *)malloc(bufsize, M_TEMP, M_WAITOK|M_ZERO); |
610 |
sbuf_printf(&sb, |
| 610 |
|
611 |
"\nIP address MTU SSTRESH RTT RTTVAR BANDWIDTH " |
| 611 |
len = snprintf(p, linesize, |
|
|
| 612 |
"\nIP address MTU SSTRESH RTT RTTVAR BANDWIDTH " |
| 613 |
" CWND SENDPIPE RECVPIPE HITS UPD EXP\n"); |
612 |
" CWND SENDPIPE RECVPIPE HITS UPD EXP\n"); |
| 614 |
p += len; |
|
|
| 615 |
|
613 |
|
| 616 |
#define msec(u) (((u) + 500) / 1000) |
614 |
#define msec(u) (((u) + 500) / 1000) |
| 617 |
for (i = 0; i < V_tcp_hostcache.hashsize; i++) { |
615 |
for (i = 0; i < V_tcp_hostcache.hashsize; i++) { |
|
Lines 618-624
sysctl_tcp_hc_list(SYSCTL_HANDLER_ARGS)
Link Here
|
| 618 |
THC_LOCK(&V_tcp_hostcache.hashbase[i].hch_mtx); |
616 |
THC_LOCK(&V_tcp_hostcache.hashbase[i].hch_mtx); |
| 619 |
TAILQ_FOREACH(hc_entry, &V_tcp_hostcache.hashbase[i].hch_bucket, |
617 |
TAILQ_FOREACH(hc_entry, &V_tcp_hostcache.hashbase[i].hch_bucket, |
| 620 |
rmx_q) { |
618 |
rmx_q) { |
| 621 |
len = snprintf(p, linesize, |
619 |
sbuf_printf(&sb, |
| 622 |
"%-15s %5lu %8lu %6lums %6lums %9lu %8lu %8lu %8lu " |
620 |
"%-15s %5lu %8lu %6lums %6lums %9lu %8lu %8lu %8lu " |
| 623 |
"%4lu %4lu %4i\n", |
621 |
"%4lu %4lu %4i\n", |
| 624 |
hc_entry->ip4.s_addr ? inet_ntoa(hc_entry->ip4) : |
622 |
hc_entry->ip4.s_addr ? inet_ntoa(hc_entry->ip4) : |
|
Lines 640-652
sysctl_tcp_hc_list(SYSCTL_HANDLER_ARGS)
Link Here
|
| 640 |
hc_entry->rmx_hits, |
638 |
hc_entry->rmx_hits, |
| 641 |
hc_entry->rmx_updates, |
639 |
hc_entry->rmx_updates, |
| 642 |
hc_entry->rmx_expire); |
640 |
hc_entry->rmx_expire); |
| 643 |
p += len; |
|
|
| 644 |
} |
641 |
} |
| 645 |
THC_UNLOCK(&V_tcp_hostcache.hashbase[i].hch_mtx); |
642 |
THC_UNLOCK(&V_tcp_hostcache.hashbase[i].hch_mtx); |
| 646 |
} |
643 |
} |
| 647 |
#undef msec |
644 |
#undef msec |
| 648 |
error = SYSCTL_OUT(req, buf, p - buf); |
645 |
sbuf_finish(&sb); |
| 649 |
free(buf, M_TEMP); |
646 |
error = SYSCTL_OUT(req, sbuf_data(&sb), sbuf_len(&sb)); |
|
|
647 |
sbuf_delete(&sb); |
| 650 |
return(error); |
648 |
return(error); |
| 651 |
} |
649 |
} |
| 652 |
|
650 |
|