ipaddress: print OPERSTATEs and NO-CARRIER

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/networking/libiproute/ipaddress.c b/networking/libiproute/ipaddress.c
index daea9dd03..3f360f455 100644
--- a/networking/libiproute/ipaddress.c
+++ b/networking/libiproute/ipaddress.c
@@ -54,6 +54,8 @@ static void print_link_flags(unsigned flags, unsigned mdown)
                 "MULTICAST\0""NOARP\0""UP\0""LOWER_UP\0";
 
         bb_putchar('<');
+        if (flags & IFF_UP && !(flags & IFF_RUNNING))
+                printf("NO-CARRIER,");
         flags &= ~IFF_RUNNING;
 #if 0
         _PF(ALLMULTI);
@@ -162,6 +164,13 @@ static NOINLINE int print_linkinfo(const struct nlmsghdr *n)
                 printf("master %s ", ll_idx_n2a(*(int*)RTA_DATA(tb[IFLA_MASTER]), b1));
         }
 #endif
+        if (tb[IFLA_OPERSTATE]) {
+                static const char operstate_labels[] ALIGN1 =
+                        "UNKNOWN\0""NOTPRESENT\0""DOWN\0""LOWERLAYERDOWN\0"
+                        "TESTING\0""DORMANT\0""UP\0";
+                printf("state %s ", nth_string(operstate_labels,
+                                        *(__u8 *)RTA_DATA(tb[IFLA_OPERSTATE])));
+        }
         if (G_filter.showqueue)
                 print_queuelen((char*)RTA_DATA(tb[IFLA_IFNAME]));