diff options
| -rw-r--r-- | qga/commands-bsd.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/qga/commands-bsd.c b/qga/commands-bsd.c index ebf0fb8b0f..15cade2d4c 100644 --- a/qga/commands-bsd.c +++ b/qga/commands-bsd.c @@ -20,6 +20,8 @@ #include <sys/param.h> #include <sys/ucred.h> #include <sys/mount.h> +#include <net/if_dl.h> +#include <net/ethernet.h> #include <paths.h> #if defined(CONFIG_FSFREEZE) || defined(CONFIG_FSTRIM) @@ -179,7 +181,20 @@ GuestCpuStatsList *qmp_guest_get_cpustats(Error **errp) bool guest_get_hw_addr(struct ifaddrs *ifa, unsigned char *buf, bool *obtained, Error **errp) { + struct sockaddr_dl *sdp; + *obtained = false; + + if (ifa->ifa_addr->sa_family != AF_LINK) { + /* We can get HW address only for AF_LINK family. */ + g_debug("failed to get MAC address of %s", ifa->ifa_name); + return true; + } + + sdp = (struct sockaddr_dl *)ifa->ifa_addr; + memcpy(buf, sdp->sdl_data + sdp->sdl_nlen, ETHER_ADDR_LEN); + *obtained = true; + return true; } #endif /* HAVE_GETIFADDRS */ |