[dpdk-dev] [PATCH v3 3/3] examples/l3fwd: format the IP addresses for printing

[Stephen Hemminger]

It is better user experience to print standard format for addresses
rather than raw hex.

Signed-off-by: Stephen Hemminger <step...@networkplumber.org>
---
 examples/l3fwd/l3fwd_lpm.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/examples/l3fwd/l3fwd_lpm.c b/examples/l3fwd/l3fwd_lpm.c
index 3724f79c1924..3edc82aa2c62 100644
--- a/examples/l3fwd/l3fwd_lpm.c
+++ b/examples/l3fwd/l3fwd_lpm.c
@@ -13,6 +13,7 @@
 #include <errno.h>
 #include <getopt.h>
 #include <stdbool.h>
+#include <arpa/inet.h>
 
 #include <rte_debug.h>
 #include <rte_ether.h>
@@ -261,6 +262,7 @@ setup_lpm(const int socketid)
        unsigned i;
        int ret;
        char s[64];
+       char abuf[INET6_ADDRSTRLEN];
 
        /* create the LPM table */
        config_ipv4.max_rules = IPV4_L3FWD_LPM_MAX_RULES;
@@ -276,6 +278,7 @@ setup_lpm(const int socketid)
 
        /* populate the LPM table */
        for (i = 0; i < IPV4_L3FWD_LPM_NUM_ROUTES; i++) {
+               struct in_addr in;
 
                /* skip unused ports */
                if ((1 << ipv4_l3fwd_lpm_route_array[i].if_out &
@@ -293,8 +296,9 @@ setup_lpm(const int socketid)
                                i, socketid);
                }
 
-               printf("LPM: Adding route 0x%08x / %d (%d)\n",
-                       (unsigned)ipv4_l3fwd_lpm_route_array[i].ip,
+               in.s_addr = htonl(ipv4_l3fwd_lpm_route_array[i].ip);
+               printf("LPM: Adding route %s / %d (%d)\n",
+                      inet_ntop(AF_INET, &in, abuf, sizeof(abuf)),
                        ipv4_l3fwd_lpm_route_array[i].depth,
                        ipv4_l3fwd_lpm_route_array[i].if_out);
        }
@@ -332,9 +336,10 @@ setup_lpm(const int socketid)
                }
 
                printf("LPM: Adding route %s / %d (%d)\n",
-                       "IPV6",
-                       ipv6_l3fwd_lpm_route_array[i].depth,
-                       ipv6_l3fwd_lpm_route_array[i].if_out);
+                      inet_ntop(AF_INET6, ipv6_l3fwd_lpm_route_array[i].ip,
+                                abuf, sizeof(abuf)),
+                      ipv6_l3fwd_lpm_route_array[i].depth,
+                      ipv6_l3fwd_lpm_route_array[i].if_out);
        }
 }
 
-- 
2.17.1