diff options
Diffstat (limited to 'cpukit/libnetworking/rtems/rtems_showicmpstat.c')
-rw-r--r-- | cpukit/libnetworking/rtems/rtems_showicmpstat.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/cpukit/libnetworking/rtems/rtems_showicmpstat.c b/cpukit/libnetworking/rtems/rtems_showicmpstat.c new file mode 100644 index 0000000000..c554fa70a1 --- /dev/null +++ b/cpukit/libnetworking/rtems/rtems_showicmpstat.c @@ -0,0 +1,70 @@ +/* + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/param.h> +#include <sys/queue.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/sysctl.h> +#include <sys/proc.h> +#include <sys/mbuf.h> +#include <netinet/in_systm.h> +#include <netinet/in.h> +#include <netinet/ip.h> +#include <netinet/ip_icmp.h> +#include <netinet/icmp_var.h> + +/* + * Display ICMP statistics + * Don't lock the rest of the network tasks out while printing. + * It's no big deal if the values change while being printed. + */ +static void +showicmpstat (const char *name, unsigned long n) +{ + if (n) + printf ("%35s%12lu\n", name, n); +} + +/* + * External data we peek at during statistics reporting + */ +extern unsigned int icmplenPanicAvoided; + +void +rtems_bsdnet_show_icmp_stats (void) +{ + int i; + char cbuf[20]; + + printf ("************ ICMP Statistics ************\n"); + showicmpstat ("Calls to icmp_error()", icmpstat.icps_error); + showicmpstat ("Errors not sent -- old was icmp", icmpstat.icps_oldicmp); + for (i = 0 ; i <= ICMP_MAXTYPE ; i++) { + if (icmpstat.icps_outhist[i]) { + sprintf (cbuf, "Type %d sent", i); + showicmpstat (cbuf, icmpstat.icps_outhist[i]); + } + } + showicmpstat ("icmp_code out of range", icmpstat.icps_badcode); + showicmpstat ("packet < ICMP_MINLEN", icmpstat.icps_tooshort); + showicmpstat ("bad checksum", icmpstat.icps_checksum); + showicmpstat ("calculated bound mismatch", icmpstat.icps_badlen); + showicmpstat ("number of responses", icmpstat.icps_reflect); + showicmpstat ("all echo requests dropped", icmpstat.icps_allecho); + showicmpstat ("b/mcast echo requests dropped", icmpstat.icps_bmcastecho); + showicmpstat ("b/mcast tstamp requests dropped", icmpstat.icps_bmcasttstamp); + for (i = 0 ; i <= ICMP_MAXTYPE ; i++) { + if (icmpstat.icps_inhist[i]) { + sprintf (cbuf, "Type %d received", i); + showicmpstat (cbuf, icmpstat.icps_inhist[i]); + } + } + showicmpstat ("ICMP panic avoided", icmplenPanicAvoided); + printf ("\n"); +} |