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macsec_linux: Add driver status information

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wpa_supplicant STATUS-DRIVER control interface command can now be used
to fetch the macsec_linux driver status information like parent
interface name.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2018-12-25 00:53:52 +02:00
parent d0dde0808d
commit 91ad2f441a
1 changed files with 26 additions and 0 deletions
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26
src/drivers/driver_macsec_linux.c
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@ -1331,6 +1331,30 @@ static int macsec_drv_disable_transmit_sa(void *priv, struct transmit_sa *sa)
}
static int macsec_drv_status(void *priv, char *buf, size_t buflen)
{
struct macsec_drv_data *drv = priv;
int res;
char *pos, *end;
pos = buf;
end = buf + buflen;
res = os_snprintf(pos, end - pos,
"ifname=%s\n"
"ifi=%d\n"
"parent_ifname=%s\n"
"parent_ifi=%d\n",
drv->common.ifname, drv->ifi,
drv->ifname, drv->parent_ifi);
if (os_snprintf_error(end - pos, res))
return pos - buf;
pos += res;
return pos - buf;
}
const struct wpa_driver_ops wpa_driver_macsec_linux_ops = {
.name = "macsec_linux",
.desc = "MACsec Ethernet driver for Linux",
@ -1363,4 +1387,6 @@ const struct wpa_driver_ops wpa_driver_macsec_linux_ops = {
.delete_transmit_sa = macsec_drv_delete_transmit_sa,
.enable_transmit_sa = macsec_drv_enable_transmit_sa,
.disable_transmit_sa = macsec_drv_disable_transmit_sa,
.status = macsec_drv_status,
};