summaryrefslogtreecommitdiff
path: root/networking/route.c
diff options
context:
space:
mode:
authorRobert Griebl2002-05-14 23:03:23 +0000
committerRobert Griebl2002-05-14 23:03:23 +0000
commit820098fd61e9c2ed7836fd61b2824d2fb4b22861 (patch)
treeabd7c6779d72d816a3c309fb2b70dbf5f598f1f0 /networking/route.c
parentaa385d40156d909ef51be4d52fa90b5c24081a88 (diff)
downloadbusybox-820098fd61e9c2ed7836fd61b2824d2fb4b22861.zip
busybox-820098fd61e9c2ed7836fd61b2824d2fb4b22861.tar.gz
This patch adds -e (extended information) to route and -r/-e (show routing
tables/extended information) to netstat. This makes them behave (more) like their GNU counterparts.
Diffstat (limited to 'networking/route.c')
-rw-r--r--networking/route.c70
1 files changed, 48 insertions, 22 deletions
diff --git a/networking/route.c b/networking/route.c
index 4318029..af630c6 100644
--- a/networking/route.c
+++ b/networking/route.c
@@ -15,7 +15,7 @@
* Foundation; either version 2 of the License, or (at
* your option) any later version.
*
- * $Id: route.c,v 1.14 2001/11/10 11:22:43 andersen Exp $
+ * $Id: route.c,v 1.15 2002/05/14 23:03:23 sandman Exp $
*
* displayroute() code added by Vladimir N. Oleynik <dzo@simtreas.ru>
* adjustments by Larry Doolittle <LRDoolittle@lbl.gov>
@@ -342,14 +342,14 @@ INET_setroute(int action, int options, char **args)
#define RTF_REJECT 0x0200 /* Reject route */
#endif
-static void displayroutes(int noresolve)
+void displayroutes(int noresolve, int netstatfmt)
{
char buff[256];
int nl = 0 ;
struct in_addr dest;
struct in_addr gw;
struct in_addr mask;
- int flgs, ref, use, metric;
+ int flgs, ref, use, metric, mtu, win, ir;
char flags[64];
unsigned long int d,g,m;
@@ -369,14 +369,17 @@ static void displayroutes(int noresolve)
while(buff[ifl]!=' ' && buff[ifl]!='\t' && buff[ifl]!='\0')
ifl++;
buff[ifl]=0; /* interface */
- if(sscanf(buff+ifl+1, "%lx%lx%X%d%d%d%lx",
- &d, &g, &flgs, &ref, &use, &metric, &m)!=7) {
+ if(sscanf(buff+ifl+1, "%lx%lx%X%d%d%d%lx%d%d%d",
+ &d, &g, &flgs, &ref, &use, &metric, &m, &mtu, &win, &ir )!=10) {
error_msg_and_die( "Unsuported kernel route format\n");
}
- if(nl==1)
- printf("Kernel IP routing table\n"
- "Destination Gateway Genmask Flags Metric Ref Use Iface\n");
-
+ if(nl==1) {
+ printf("Kernel IP routing table\n");
+ if ( netstatfmt )
+ printf("Destination Gateway Genmask Flags MSS Window irtt Iface\n");
+ else
+ printf("Destination Gateway Genmask Flags Metric Ref Use Iface\n");
+ }
ifl = 0; /* parse flags */
if(flgs&RTF_UP) {
if(flgs&RTF_REJECT)
@@ -405,10 +408,18 @@ static void displayroutes(int noresolve)
numeric = noresolve | 0x4000; /* host instead of net */
s_addr.sin_addr = gw;
INET_rresolve(sgw, sizeof(sgw), &s_addr, numeric, m);
- printf("%-16s%-16s%-16s%-6s%-6d %-2d %7d %s\n",
- sdest, sgw,
- inet_ntoa(mask),
- flags, metric, ref, use, buff);
+ if ( netstatfmt ) {
+ printf("%-16s%-16s%-16s%-6s%5d %-5d %6d %s\n",
+ sdest, sgw,
+ inet_ntoa(mask),
+ flags, mtu, win, ir, buff);
+ }
+ else {
+ printf("%-16s%-16s%-16s%-6s%-6d %-2d %7d %s\n",
+ sdest, sgw,
+ inet_ntoa(mask),
+ flags, metric, ref, use, buff);
+ }
}
}
nl++;
@@ -417,25 +428,40 @@ static void displayroutes(int noresolve)
int route_main(int argc, char **argv)
{
+ int opt;
int what = 0;
- argc--;
- argv++;
-
- if (*argv == NULL || (*(argv+1)==NULL && strcmp(*argv, "-n")==0)) {
- displayroutes(*argv != NULL);
+ if ( !argv [1] || ( argv [1][0] == '-' )) {
+ /* check options */
+ int noresolve = 0;
+ int extended = 0;
+
+ while ((opt = getopt(argc, argv, "ne")) > 0) {
+ switch (opt) {
+ case 'n':
+ noresolve = 1;
+ break;
+ case 'e':
+ extended = 1;
+ break;
+ default:
+ show_usage ( );
+ }
+ }
+
+ displayroutes ( noresolve, extended );
return EXIT_SUCCESS;
} else {
/* check verb */
- if (strcmp(*argv, "add")==0)
+ if (strcmp( argv [1], "add")==0)
what = RTACTION_ADD;
- else if (strcmp(*argv, "del")==0 || strcmp(*argv, "delete")==0)
+ else if (strcmp( argv [1], "del")==0 || strcmp( argv [1], "delete")==0)
what = RTACTION_DEL;
- else if (strcmp(*argv, "flush")==0)
+ else if (strcmp( argv [1], "flush")==0)
what = RTACTION_FLUSH;
else
show_usage();
}
- return INET_setroute(what, 0, ++argv);
+ return INET_setroute(what, 0, argv+2 );
}