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util: Helper for formatting MAC addresses

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There are a couple of places where we somewhat messily open code formatting
an Ethernet like MAC address for display.  Add an eth_ntop() helper for
this.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
David Gibson 2024-08-21 14:19:58 +10:00 • committed by Stefano Brivio
parent e6feb5a892
commit 066e69986b
4 changed files with 27 additions and 7 deletions

7
conf.c
View file

@ -921,7 +921,8 @@ pasta_opts:
*/
static void conf_print(const struct ctx *c)
{
char buf4[INET_ADDRSTRLEN], buf6[INET6_ADDRSTRLEN], ifn[IFNAMSIZ];
char buf4[INET_ADDRSTRLEN], buf6[INET6_ADDRSTRLEN];
char bufmac[ETH_ADDRSTRLEN], ifn[IFNAMSIZ];
int i;
info("Template interface: %s%s%s%s%s",
@ -955,9 +956,7 @@ static void conf_print(const struct ctx *c)
info("Namespace interface: %s", c->pasta_ifn);
info("MAC:");
info(" host: %02x:%02x:%02x:%02x:%02x:%02x",
c->mac[0], c->mac[1], c->mac[2],
c->mac[3], c->mac[4], c->mac[5]);
info(" host: %s", eth_ntop(c->mac, bufmac, sizeof(bufmac)));
if (c->ifi4) {
if (!c->no_dhcp) {