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-rw-r--r--networking/route.c67
-rw-r--r--route.c67
2 files changed, 124 insertions, 10 deletions
diff --git a/networking/route.c b/networking/route.c
index 76b2306..83a0be2 100644
--- a/networking/route.c
+++ b/networking/route.c
@@ -15,8 +15,9 @@
* Foundation; either version 2 of the License, or (at
* your option) any later version.
*
- * $Id: route.c,v 1.1 2001/02/14 08:11:27 andersen Exp $
+ * $Id: route.c,v 1.2 2001/02/14 19:26:39 andersen Exp $
*
+ * displayroute() code added by Vladimir N. Oleynik <dzo@simtreas.ru>
*/
#include "busybox.h"
@@ -343,6 +344,63 @@ INET_setroute(int action, int options, char **args)
return (0);
}
+void displayroutes(void)
+{
+ char buff[256];
+ int nl = 0 ;
+ struct in_addr dest;
+ struct in_addr gw;
+ struct in_addr mask;
+ int flgs, ref, use, metric;
+ char flags[4];
+ unsigned long int d,g,m;
+
+ char sdest[16], sgw[16];
+
+
+ FILE *fp = fopen("/proc/net/route", "r");
+
+ if(fp==0) {
+ perror_msg_and_die("/proc/net/route");
+ }
+ while( fgets(buff, sizeof(buff), fp) != NULL ) {
+ if(nl) {
+ int ifl = 0;
+ while(buff[ifl]!=' ' && buff[ifl]!='\t' && buff[ifl]!='\0')
+ ifl++;
+ buff[ifl]=0; /* interface */
+ if(sscanf(buff+ifl+1, "%lx%lx%d%d%d%d%lx",
+ &d, &g, &flgs, &ref, &use, &metric, &m)!=7) {
+ error_msg_and_die( "Unsuported kernel route format\n");
+ }
+ dest.s_addr = d;
+ gw.s_addr = g;
+ mask.s_addr = m;
+ if(nl==1)
+ printf("Kernel IP routing table\n\
+Destination\tGateway\t\tGenmask\t\tFlags Metric Ref Use Iface\n");
+
+ ifl = 0; /* parse flags */
+ if(flgs&1)
+ flags[ifl++]='U';
+ if(flgs&2)
+ flags[ifl++]='G';
+ if(flgs&4)
+ flags[ifl++]='H';
+ flags[ifl]=0;
+ strcpy(sdest, (dest.s_addr==0 ? "default" :
+ inet_ntoa(dest)));
+ strcpy(sgw, (gw.s_addr==0 ? "*" :
+ inet_ntoa(gw)));
+ printf("%-16s%-16s%-16s%-6s%-7d%-9d%-2d%s\n",
+ sdest, sgw,
+ inet_ntoa(mask),
+ flags, metric, ref, use, buff);
+ }
+ nl++;
+ }
+}
+
int route_main(int argc, char **argv)
{
int what = 0;
@@ -351,9 +409,8 @@ int route_main(int argc, char **argv)
argv++;
if (*argv == NULL) {
- //displayroutes();
- fprintf(stderr, "print routes is not implemented yet\n");
- usage(route_usage);
+ displayroutes();
+ exit(EXIT_SUCCESS);
} else {
/* check verb */
if (!strcmp(*argv, "add"))
@@ -368,5 +425,5 @@ int route_main(int argc, char **argv)
INET_setroute(what, 0, ++argv);
- exit(0);
+ exit(EXIT_SUCCESS);
}
diff --git a/route.c b/route.c
index 76b2306..83a0be2 100644
--- a/route.c
+++ b/route.c
@@ -15,8 +15,9 @@
* Foundation; either version 2 of the License, or (at
* your option) any later version.
*
- * $Id: route.c,v 1.1 2001/02/14 08:11:27 andersen Exp $
+ * $Id: route.c,v 1.2 2001/02/14 19:26:39 andersen Exp $
*
+ * displayroute() code added by Vladimir N. Oleynik <dzo@simtreas.ru>
*/
#include "busybox.h"
@@ -343,6 +344,63 @@ INET_setroute(int action, int options, char **args)
return (0);
}
+void displayroutes(void)
+{
+ char buff[256];
+ int nl = 0 ;
+ struct in_addr dest;
+ struct in_addr gw;
+ struct in_addr mask;
+ int flgs, ref, use, metric;
+ char flags[4];
+ unsigned long int d,g,m;
+
+ char sdest[16], sgw[16];
+
+
+ FILE *fp = fopen("/proc/net/route", "r");
+
+ if(fp==0) {
+ perror_msg_and_die("/proc/net/route");
+ }
+ while( fgets(buff, sizeof(buff), fp) != NULL ) {
+ if(nl) {
+ int ifl = 0;
+ while(buff[ifl]!=' ' && buff[ifl]!='\t' && buff[ifl]!='\0')
+ ifl++;
+ buff[ifl]=0; /* interface */
+ if(sscanf(buff+ifl+1, "%lx%lx%d%d%d%d%lx",
+ &d, &g, &flgs, &ref, &use, &metric, &m)!=7) {
+ error_msg_and_die( "Unsuported kernel route format\n");
+ }
+ dest.s_addr = d;
+ gw.s_addr = g;
+ mask.s_addr = m;
+ if(nl==1)
+ printf("Kernel IP routing table\n\
+Destination\tGateway\t\tGenmask\t\tFlags Metric Ref Use Iface\n");
+
+ ifl = 0; /* parse flags */
+ if(flgs&1)
+ flags[ifl++]='U';
+ if(flgs&2)
+ flags[ifl++]='G';
+ if(flgs&4)
+ flags[ifl++]='H';
+ flags[ifl]=0;
+ strcpy(sdest, (dest.s_addr==0 ? "default" :
+ inet_ntoa(dest)));
+ strcpy(sgw, (gw.s_addr==0 ? "*" :
+ inet_ntoa(gw)));
+ printf("%-16s%-16s%-16s%-6s%-7d%-9d%-2d%s\n",
+ sdest, sgw,
+ inet_ntoa(mask),
+ flags, metric, ref, use, buff);
+ }
+ nl++;
+ }
+}
+
int route_main(int argc, char **argv)
{
int what = 0;
@@ -351,9 +409,8 @@ int route_main(int argc, char **argv)
argv++;
if (*argv == NULL) {
- //displayroutes();
- fprintf(stderr, "print routes is not implemented yet\n");
- usage(route_usage);
+ displayroutes();
+ exit(EXIT_SUCCESS);
} else {
/* check verb */
if (!strcmp(*argv, "add"))
@@ -368,5 +425,5 @@ int route_main(int argc, char **argv)
INET_setroute(what, 0, ++argv);
- exit(0);
+ exit(EXIT_SUCCESS);
}