Date: Fri, 23 Aug 1996 17:16:03 +0200 From: Poul-Henning Kamp <phk@critter.tfs.com> Cc: Dave Cornejo <dave@dogwood.com>, rgrimes@gndrsh.aac.dev.com, joerg_wunsch@uriah.heep.sax.de, asami@freefall.freebsd.org, CVS-committers@freefall.freebsd.org, cvs-all@freefall.freebsd.org, cvs-etc@freefall.freebsd.org Subject: test, review & comments please Message-ID: <258.840813363@critter.tfs.com> In-Reply-To: Your message of "Fri, 23 Aug 1996 16:23:17 %2B0200." <3457.840810197@critter.tfs.com>
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Here is the code to change netstat to only resolve portnumbers if
there seem to be some sense in it, please test & comment!
Poul-Henning
Index: in_pcb.c
===================================================================
RCS file: /home/ncvs/src/sys/netinet/in_pcb.c,v
retrieving revision 1.20
diff -u -r1.20 in_pcb.c
--- in_pcb.c 1996/08/12 14:05:54 1.20
+++ in_pcb.c 1996/08/23 14:56:52
@@ -202,6 +202,8 @@
ushort first, last;
int count;
+ inp->inp_flags |= INP_ANONPORT;
+
if (inp->inp_flags & INP_HIGHPORT) {
first = ipport_hifirstauto; /* sysctl */
last = ipport_hilastauto;
Index: in_pcb.h
===================================================================
RCS file: /home/ncvs/src/sys/netinet/in_pcb.h,v
retrieving revision 1.11
diff -u -r1.11 in_pcb.h
--- in_pcb.h 1996/02/22 21:32:22 1.11
+++ in_pcb.h 1996/08/23 14:56:21
@@ -80,6 +80,7 @@
#define INP_HDRINCL 0x08 /* user supplies entire IP header */
#define INP_HIGHPORT 0x10 /* user wants "high" port binding */
#define INP_LOWPORT 0x20 /* user wants "low" port binding */
+#define INP_ANONPORT 0x40 /* port chosen for user */
#define INPLOOKUP_WILDCARD 1
Index: inet.c
===================================================================
RCS file: /home/ncvs/src/usr.bin/netstat/inet.c,v
retrieving revision 1.19
diff -u -r1.19 inet.c
--- inet.c 1996/06/05 17:24:33 1.19
+++ inet.c 1996/08/23 15:04:08
@@ -74,7 +74,7 @@
struct socket sockb;
char *inetname __P((struct in_addr *));
-void inetprint __P((struct in_addr *, int, char *));
+void inetprint __P((struct in_addr *, int, char *, int));
/*
* Print a summary of connections related to an Internet
@@ -141,8 +141,22 @@
printf("%8x ", (int)next);
printf("%-5.5s %6ld %6ld ", name, sockb.so_rcv.sb_cc,
sockb.so_snd.sb_cc);
- inetprint(&inpcb.inp_laddr, (int)inpcb.inp_lport, name);
- inetprint(&inpcb.inp_faddr, (int)inpcb.inp_fport, name);
+ if (nflag) {
+ inetprint(&inpcb.inp_laddr, (int)inpcb.inp_lport,
+ name, 1);
+ inetprint(&inpcb.inp_faddr, (int)inpcb.inp_fport,
+ name, 1);
+ } else if (inpcb.inp_flags & INP_ANONPORT) {
+ inetprint(&inpcb.inp_laddr, (int)inpcb.inp_lport,
+ name, 1);
+ inetprint(&inpcb.inp_faddr, (int)inpcb.inp_fport,
+ name, 0);
+ } else {
+ inetprint(&inpcb.inp_laddr, (int)inpcb.inp_lport,
+ name, 0);
+ inetprint(&inpcb.inp_faddr, (int)inpcb.inp_fport,
+ name, inpcb.inp_lport != inpcb.inp_fport);
+ }
if (istcp) {
if (tcpcb.t_state < 0 || tcpcb.t_state >= TCP_NSTATES)
printf(" %d", tcpcb.t_state);
@@ -431,21 +445,21 @@
/*
* Pretty print an Internet address (net address + port).
- * If the nflag was specified, use numbers instead of names.
*/
void
-inetprint(in, port, proto)
+inetprint(in, port, proto,numeric)
register struct in_addr *in;
int port;
char *proto;
+ int numeric;
{
struct servent *sp = 0;
char line[80], *cp;
int width;
- sprintf(line, "%.*s.", (Aflag && !nflag) ? 12 : 16, inetname(in));
+ sprintf(line, "%.*s.", (Aflag && !numeric) ? 12 : 16, inetname(in));
cp = index(line, '\0');
- if (!nflag && port)
+ if (!numeric && port)
sp = getservbyport((int)port, proto);
if (sp || port == 0)
sprintf(cp, "%.15s", sp ? sp->s_name : "*");
--
Poul-Henning Kamp | phk@FreeBSD.ORG FreeBSD Core-team.
http://www.freebsd.org/~phk | phk@login.dknet.dk Private mailbox.
whois: [PHK] | phk@ref.tfs.com TRW Financial Systems, Inc.
Future will arrive by its own means, progress not so.
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