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Added code to display interface table and link layer info, as well

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as bridging statistics when using Luigi's bridging code.

Also added some ifdef's to (hopefully) get it to compile under 2.2.x

Submitted by:	Luigi Rizzo <luigi@iet.unipi.it>
This commit is contained in:
Andrzej Bialecki 1998-09-02 11:48:07 +00:00
parent 287bb46fa2
commit 2effb4d0f5
2 changed files with 125 additions and 14 deletions
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4
release/picobsd/tinyware/ns/Makefile
View File

@ -1,7 +1,9 @@
# $Id: Makefile,v 1.1 1998/08/01 18:26:02 abial Exp $
# $Id: Makefile,v 1.1.1.1 1998/08/27 17:38:45 abial Exp $
#
PROG=ns
SRCS= ns.c
# Uncomment this to use Luigi's bridging statistics
# CFLAGS+=-DBRIDGING
NOMAN=yes
.include <bsd.prog.mk>

135
release/picobsd/tinyware/ns/ns.c
View File

@ -23,7 +23,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: ns.c,v 1.2 1998/08/09 18:52:07 abial Exp $
* $Id: ns.c,v 1.1.1.1 1998/08/27 17:38:45 abial Exp $
*/
@ -55,8 +55,20 @@
#include <net/if_dl.h>
#include <sys/un.h>
#ifdef BRIDGING
#include <sys/param.h>
#include <sys/mbuf.h>
#include <net/ethernet.h>
#include <net/if_types.h> /* IFT_ETHER */
#include <netinet/in.h>
#include <netinet/in_var.h>
#include <netinet/if_ether.h>
#include <net/bridge.h>
#endif
char *progname;
int rflag=1; /* print routing by default */
int iflag=0;
int rflag=0;
int sflag=0;
int pflag=0;
@ -66,8 +78,12 @@ extern int optind;
void
usage()
{
fprintf(stderr,"\n%s [-r | -s] [-p proto]\n",progname);
fprintf(stderr,"\n%s [-r | -i | -s [-p proto] ]\n",progname);
#ifdef BRIDGING
fprintf(stderr," proto: {ip|tcp|udp|icmp|bdg}\n\n");
#else
fprintf(stderr," proto: {ip|tcp|udp|icmp}\n\n");
#endif
}
int if_num;
@ -221,7 +237,7 @@ get_flags(char *buf, int flags)
}
int
routing(char *proto)
print_routing(char *proto)
{
int mib[6],i=0,rt_len,if_len;
char *rt_buf,*if_buf,*next,*lim;
@ -281,16 +297,47 @@ routing(char *proto)
i++;
}
if_num=i;
if_table=(struct sockaddr **)malloc(i*sizeof(struct sockaddr));
ifm_table=(struct if_msghdr **)malloc(i*sizeof(struct if_msghdr));
memset(ifm_table,0,sizeof(ifm_table));
if_table=(struct sockaddr **)calloc(i,sizeof(struct sockaddr));
ifm_table=(struct if_msghdr **)calloc(i,sizeof(struct if_msghdr));
if (iflag) {
printf("\nInterface table:\n");
printf("----------------\n");
printf("Name Mtu Network Address "
"Ipkts Ierrs Opkts Oerrs Coll\n");
}
i=0;
for(next=if_buf;next<lim;next+=ifm->ifm_msglen) {
ifm=(struct if_msghdr *)next;
if_table[i]=(struct sockaddr *)(ifm+1);
ifm_table[i]=ifm;
sa = if_table[i];
if (iflag && sa->sa_family == AF_LINK) {
struct sockaddr_dl *sdl = (struct sockaddr_dl *) sa;
printf("%-4s %-5d <Link> ",
sock_ntop(if_table[i], if_table[i]->sa_len),
ifm->ifm_data.ifi_mtu);
if ( sdl->sdl_alen == 6) {
unsigned char *p = sdl->sdl_data + sdl->sdl_nlen ;
printf("%02x.%02x.%02x.%02x.%02x.%02x ",
p[0], p[1], p[2], p[3], p[4], p[5] );
} else
printf(" ");
printf("%9d%6d%9d%6d%6d\n",
ifm->ifm_data.ifi_ipackets,
ifm->ifm_data.ifi_ierrors,
ifm->ifm_data.ifi_opackets,
ifm->ifm_data.ifi_oerrors,
ifm->ifm_data.ifi_collisions
);
}
i++;
}
if (!rflag)
return(0);
/* Now dump the routing table */
printf("\nRouting table:\n");
printf("--------------\n");
@ -348,6 +395,10 @@ print_ip_stats()
mib[0]=CTL_NET;
mib[1]=PF_INET;
mib[2]=IPPROTO_IP;
#ifndef IPCTL_STATS
printf("sorry, ip stats not available\n");
return -1 ;
#else
mib[3]=IPCTL_STATS;
len=sizeof(struct ipstat);
if(sysctl(mib,4,&s,&len,NULL,0)<0) {
@ -360,7 +411,9 @@ print_ip_stats()
printf("* Packets ok:\n");
printf(" %10lu fragments received\n",s.ips_fragments);
printf(" %10lu forwarded\n",s.ips_forward);
#if __FreeBSD_version < 300001
printf(" %10lu fast forwarded\n",s.ips_fastforward);
#endif
printf(" %10lu forwarded on same net (redirect)\n",s.ips_redirectsent);
printf(" %10lu delivered to upper level\n",s.ips_delivered);
printf(" %10lu total ip packets generated here\n",s.ips_localout);
@ -384,7 +437,10 @@ print_ip_stats()
printf(" %10lu dropped due to no route\n",s.ips_noroute);
printf(" %10lu bad IP version\n",s.ips_badvers);
printf(" %10lu too long (more than max IP size)\n",s.ips_toolong);
#if __FreeBSD_version < 300001
printf(" %10lu multicast for unregistered groups\n",s.ips_notmember);
#endif
#endif
}
print_tcp_stats()
@ -395,6 +451,10 @@ print_tcp_stats()
mib[0]=CTL_NET;
mib[1]=PF_INET;
mib[2]=IPPROTO_TCP;
#ifndef TCPCTL_STATS
printf("sorry, tcp stats not available\n");
return -1 ;
#else
mib[3]=TCPCTL_STATS;
len=sizeof(struct tcpstat);
if(sysctl(mib,4,&s,&len,NULL,0)<0) {
@ -467,6 +527,7 @@ print_tcp_stats()
printf(" %10lu bogus SYN, e.g. premature ACK\n",s.tcps_badsyn);
printf(" %10lu resends due to MTU discovery\n",s.tcps_mturesent);
printf(" %10lu listen queue overflows\n",s.tcps_listendrop);
#endif
}
print_udp_stats()
@ -497,7 +558,9 @@ print_udp_stats()
printf(" %10lu packets not for hashed PCBs\n",s.udpps_pcbhashmiss);
printf("* Packets sent:\n");
printf(" %10lu total output packets\n",s.udps_opackets);
#if __FreeBSD_version < 300001
printf(" %10lu output packets on fast path\n",s.udps_fastout);
#endif
}
char *icmp_names[]={
@ -567,6 +630,8 @@ print_icmp_stats()
int
stats(char *proto)
{
if (!sflag)
return 0 ;
if(pflag) {
if(proto==NULL) {
fprintf(stderr,"Option '-p' requires paramter.\n");
@ -577,12 +642,18 @@ stats(char *proto)
if(strcmp(proto,"icmp")==0) print_icmp_stats();
if(strcmp(proto,"udp")==0) print_udp_stats();
if(strcmp(proto,"tcp")==0) print_tcp_stats();
#ifdef BRIDGING
if(strcmp(proto,"bdg")==0) print_bdg_stats();
#endif
return(0);
}
print_ip_stats();
print_icmp_stats();
print_udp_stats();
print_tcp_stats();
#ifdef BRIDGING
print_bdg_stats();
#endif
return(0);
}
@ -594,17 +665,21 @@ main(int argc, char *argv[])
progname=argv[0];
while((c=getopt(argc,argv,"rsp:"))!=-1) {
while((c=getopt(argc,argv,"irsp:"))!=-1) {
switch(c) {
case 'r':
rflag++;
break;
case 'i':
iflag++;
break;
case 's':
sflag++;
rflag=0;
break;
case 'p':
pflag++;
sflag++;
proto=optarg;
break;
case '?':
@ -614,15 +689,49 @@ main(int argc, char *argv[])
break;
}
}
if (rflag == 0 && sflag == 0 && iflag == 0)
rflag = 1 ;
argc-=optind;
if(argc>0) {
usage();
exit(-1);
}
if(rflag) {
routing(proto);
} else {
stats(proto);
}
print_routing(proto);
stats(proto);
exit(0);
}
#ifdef BRIDGING
int
print_bdg_stats() /* print bridge statistics */
{
int i, slen ;
struct bdg_stats s ;
int mib[4] ;
slen = sizeof(s);
mib[0] = CTL_NET ;
mib[1] = PF_LINK ;
mib[2] = IFT_ETHER ;
mib[3] = PF_BDG ;
if (sysctl(mib,4, &s,&slen,NULL,0)==-1) {
return 0 ; /* no bridging */
}
printf("-- Bridging statistics --\n") ;
printf(
"Name__ ___in___ ___out__ ___fwd__ __drop__ __bcast_ __mcast_ __local_ ___unk__\n");
for (i = 0 ; i < 16 ; i++) {
printf("%-6s %8d%8d%8d%8d%8d%8d%8d%8d\n",
s.s[i].name,
s.s[i].p_in[(int)BDG_IN],
s.s[i].p_in[(int)BDG_OUT],
s.s[i].p_in[(int)BDG_FORWARD],
s.s[i].p_in[(int)BDG_DROP],
s.s[i].p_in[(int)BDG_BCAST],
s.s[i].p_in[(int)BDG_MCAST],
s.s[i].p_in[(int)BDG_LOCAL],
s.s[i].p_in[(int)BDG_UNKNOWN] );
}
}
#endif