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authorPreston Brown <pbrown@redhat.com>2001-04-30 23:17:53 +0000
committerPreston Brown <pbrown@redhat.com>2001-04-30 23:17:53 +0000
commit30a545510e846a84997b62900512c6338bd2adc6 (patch)
tree634c4d5e55401756af7b8e7aaa1af41d990374d7 /src/ipcalc.c
parentef25029f73c9e4c05797fbd6ba7779ed5185c107 (diff)
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--prefix fixups
Diffstat (limited to 'src/ipcalc.c')
-rw-r--r--src/ipcalc.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/src/ipcalc.c b/src/ipcalc.c
index 3fb2bcc6..29d18a67 100644
--- a/src/ipcalc.c
+++ b/src/ipcalc.c
@@ -183,7 +183,8 @@ const char *get_hostname(unsigned long int addr)
For more information, please see the ipcalc(1) man page.
*/
int main(int argc, const char **argv) {
- int showBroadcast = 0, showNetwork = 0, showHostname = 0, showNetmask = 0;
+ int showBroadcast = 0, showPrefix = 0, showNetwork = 0;
+ int showHostname = 0, showNetmask = 0;
int beSilent = 0;
int rc;
poptContext optCon;
@@ -199,7 +200,9 @@ int main(int argc, const char **argv) {
{ "netmask", 'm', 0, &showNetmask, 0,
"Display default netmask for IP (class A, B, or C)" },
{ "network", 'n', 0, &showNetwork, 0,
- "Display calculated network address", },
+ "Display network address", },
+ { "prefix", 'p', 0, &showPrefix, 0,
+ "Display network prefix", },
{ "silent", 's', 0, &beSilent, 0,
"Don't ever display error messages " },
POPT_AUTOHELP
@@ -296,11 +299,16 @@ int main(int argc, const char **argv) {
netmask.s_addr = default_netmask(ip.s_addr);
prefix = mask2prefix(netmask.s_addr);
}
-
- printf("PREFIX=%d\n", prefix);
+
printf("NETMASK=%s\n", inet_ntoa(netmask));
}
+ if (showPrefix) {
+ if (!prefix)
+ prefix = mask2prefix(ip.s_addr);
+ printf("PREFIX=%d\n", prefix);
+ }
+
if (showBroadcast) {
broadcast.s_addr = calc_broadcast(ip.s_addr, prefix);
printf("BROADCAST=%s\n", inet_ntoa(broadcast));