wpa_priv: Add authentication command and event
These are needed to work with nl80211 driver interface.
Signed-off-by: Jouni Malinen <j@w1.fi>
diff --git a/src/common/privsep_commands.h b/src/common/privsep_commands.h
index 6562140..8dff303 100644
--- a/src/common/privsep_commands.h
+++ b/src/common/privsep_commands.h
@@ -26,6 +26,25 @@
PRIVSEP_CMD_L2_NOTIFY_AUTH_START,
PRIVSEP_CMD_L2_SEND,
PRIVSEP_CMD_SET_COUNTRY,
+ PRIVSEP_CMD_AUTHENTICATE,
+};
+
+struct privsep_cmd_authenticate
+{
+ int freq;
+ u8 bssid[ETH_ALEN];
+ u8 ssid[SSID_MAX_LEN];
+ size_t ssid_len;
+ int auth_alg;
+ size_t ie_len;
+ u8 wep_key[4][16];
+ size_t wep_key_len[4];
+ int wep_tx_keyidx;
+ int local_state_change;
+ int p2p;
+ size_t sae_data_len;
+ /* followed by ie_len bytes of ie */
+ /* followed by sae_data_len bytes of sae_data */
};
struct privsep_cmd_associate
@@ -69,6 +88,17 @@
PRIVSEP_EVENT_FT_RESPONSE,
PRIVSEP_EVENT_RX_EAPOL,
PRIVSEP_EVENT_SCAN_STARTED,
+ PRIVSEP_EVENT_AUTH,
+};
+
+struct privsep_event_auth {
+ u8 peer[ETH_ALEN];
+ u8 bssid[ETH_ALEN];
+ u16 auth_type;
+ u16 auth_transaction;
+ u16 status_code;
+ size_t ies_len;
+ /* followed by ies_len bytes of ies */
};
#endif /* PRIVSEP_COMMANDS_H */
diff --git a/src/drivers/driver_privsep.c b/src/drivers/driver_privsep.c
index c2d70fc..1f1676a 100644
--- a/src/drivers/driver_privsep.c
+++ b/src/drivers/driver_privsep.c
@@ -220,6 +220,56 @@
}
+static int wpa_driver_privsep_authenticate(
+ void *priv, struct wpa_driver_auth_params *params)
+{
+ struct wpa_driver_privsep_data *drv = priv;
+ struct privsep_cmd_authenticate *data;
+ int i, res;
+ size_t buflen;
+ u8 *pos;
+
+ wpa_printf(MSG_DEBUG, "%s: priv=%p freq=%d bssid=" MACSTR
+ " auth_alg=%d local_state_change=%d p2p=%d",
+ __func__, priv, params->freq, MAC2STR(params->bssid),
+ params->auth_alg, params->local_state_change, params->p2p);
+
+ buflen = sizeof(*data) + params->ie_len + params->sae_data_len;
+ data = os_zalloc(buflen);
+ if (data == NULL)
+ return -1;
+
+ data->freq = params->freq;
+ os_memcpy(data->bssid, params->bssid, ETH_ALEN);
+ os_memcpy(data->ssid, params->ssid, params->ssid_len);
+ data->ssid_len = params->ssid_len;
+ data->auth_alg = params->auth_alg;
+ data->ie_len = params->ie_len;
+ for (i = 0; i < 4; i++) {
+ if (params->wep_key[i])
+ os_memcpy(data->wep_key[i], params->wep_key[i],
+ params->wep_key_len[i]);
+ data->wep_key_len[i] = params->wep_key_len[i];
+ }
+ data->wep_tx_keyidx = params->wep_tx_keyidx;
+ data->local_state_change = params->local_state_change;
+ data->p2p = params->p2p;
+ pos = (u8 *) (data + 1);
+ if (params->ie_len) {
+ os_memcpy(pos, params->ie, params->ie_len);
+ pos += params->ie_len;
+ }
+ if (params->sae_data_len)
+ os_memcpy(pos, params->sae_data, params->sae_data_len);
+
+ res = wpa_priv_cmd(drv, PRIVSEP_CMD_AUTHENTICATE, data, buflen,
+ NULL, NULL);
+ os_free(data);
+
+ return res;
+}
+
+
static int wpa_driver_privsep_associate(
void *priv, struct wpa_driver_associate_params *params)
{
@@ -309,6 +359,32 @@
}
+static void wpa_driver_privsep_event_auth(void *ctx, u8 *buf, size_t len)
+{
+ union wpa_event_data data;
+ struct privsep_event_auth *auth;
+
+ os_memset(&data, 0, sizeof(data));
+ if (len < sizeof(*auth))
+ return;
+ auth = (struct privsep_event_auth *) buf;
+ if (len < sizeof(*auth) + auth->ies_len)
+ return;
+
+ os_memcpy(data.auth.peer, auth->peer, ETH_ALEN);
+ os_memcpy(data.auth.bssid, auth->bssid, ETH_ALEN);
+ data.auth.auth_type = auth->auth_type;
+ data.auth.auth_transaction = auth->auth_transaction;
+ data.auth.status_code = auth->status_code;
+ if (auth->ies_len) {
+ data.auth.ies = (u8 *) (auth + 1);
+ data.auth.ies_len = auth->ies_len;
+ }
+
+ wpa_supplicant_event(ctx, EVENT_AUTH, &data);
+}
+
+
static void wpa_driver_privsep_event_assoc(void *ctx,
enum wpa_event_type event,
u8 *buf, size_t len)
@@ -506,6 +582,9 @@
wpa_driver_privsep_event_rx_eapol(drv->ctx, event_buf,
event_len);
break;
+ case PRIVSEP_EVENT_AUTH:
+ wpa_driver_privsep_event_auth(drv->ctx, event_buf, event_len);
+ break;
}
os_free(buf);
@@ -742,6 +821,7 @@
.set_param = wpa_driver_privsep_set_param,
.scan2 = wpa_driver_privsep_scan,
.deauthenticate = wpa_driver_privsep_deauthenticate,
+ .authenticate = wpa_driver_privsep_authenticate,
.associate = wpa_driver_privsep_associate,
.get_capa = wpa_driver_privsep_get_capa,
.get_mac_addr = wpa_driver_privsep_get_mac_addr,
diff --git a/wpa_supplicant/wpa_priv.c b/wpa_supplicant/wpa_priv.c
index cfd9d52..850ec40 100644
--- a/wpa_supplicant/wpa_priv.c
+++ b/wpa_supplicant/wpa_priv.c
@@ -195,6 +195,58 @@
}
+static void wpa_priv_cmd_authenticate(struct wpa_priv_interface *iface,
+ void *buf, size_t len)
+{
+ struct wpa_driver_auth_params params;
+ struct privsep_cmd_authenticate *auth;
+ int res, i;
+
+ if (iface->drv_priv == NULL || iface->driver->authenticate == NULL)
+ return;
+
+ if (len < sizeof(*auth)) {
+ wpa_printf(MSG_DEBUG, "Invalid authentication request");
+ return;
+ }
+
+ auth = buf;
+ if (sizeof(*auth) + auth->ie_len + auth->sae_data_len > len) {
+ wpa_printf(MSG_DEBUG, "Authentication request overflow");
+ return;
+ }
+
+ os_memset(¶ms, 0, sizeof(params));
+ params.freq = auth->freq;
+ params.bssid = auth->bssid;
+ params.ssid = auth->ssid;
+ if (auth->ssid_len > SSID_MAX_LEN)
+ return;
+ params.ssid_len = auth->ssid_len;
+ params.auth_alg = auth->auth_alg;
+ for (i = 0; i < 4; i++) {
+ if (auth->wep_key_len[i]) {
+ params.wep_key[i] = auth->wep_key[i];
+ params.wep_key_len[i] = auth->wep_key_len[i];
+ }
+ }
+ params.wep_tx_keyidx = auth->wep_tx_keyidx;
+ params.local_state_change = auth->local_state_change;
+ params.p2p = auth->p2p;
+ if (auth->ie_len) {
+ params.ie = (u8 *) (auth + 1);
+ params.ie_len = auth->ie_len;
+ }
+ if (auth->sae_data_len) {
+ params.sae_data = ((u8 *) (auth + 1)) + auth->ie_len;
+ params.sae_data_len = auth->sae_data_len;
+ }
+
+ res = iface->driver->authenticate(iface->drv_priv, ¶ms);
+ wpa_printf(MSG_DEBUG, "drv->authenticate: res=%d", res);
+}
+
+
static void wpa_priv_cmd_associate(struct wpa_priv_interface *iface,
void *buf, size_t len)
{
@@ -557,6 +609,9 @@
pos[cmd_len] = '\0';
wpa_priv_cmd_set_country(iface, pos);
break;
+ case PRIVSEP_CMD_AUTHENTICATE:
+ wpa_priv_cmd_authenticate(iface, cmd_buf, cmd_len);
+ break;
}
}
@@ -726,6 +781,36 @@
}
+static void wpa_priv_send_auth(struct wpa_priv_interface *iface,
+ union wpa_event_data *data)
+{
+ size_t buflen = sizeof(struct privsep_event_auth) + data->auth.ies_len;
+ struct privsep_event_auth *auth;
+ u8 *buf, *pos;
+
+ buf = os_malloc(buflen);
+ if (buf == NULL)
+ return;
+
+ auth = (struct privsep_event_auth *) buf;
+ pos = (u8 *) (auth + 1);
+
+ os_memcpy(auth->peer, data->auth.peer, ETH_ALEN);
+ os_memcpy(auth->bssid, data->auth.bssid, ETH_ALEN);
+ auth->auth_type = data->auth.auth_type;
+ auth->auth_transaction = data->auth.auth_transaction;
+ auth->status_code = data->auth.status_code;
+ if (data->auth.ies) {
+ os_memcpy(pos, data->auth.ies, data->auth.ies_len);
+ auth->ies_len = data->auth.ies_len;
+ }
+
+ wpa_priv_send_event(iface, PRIVSEP_EVENT_AUTH, buf, buflen);
+
+ os_free(buf);
+}
+
+
static void wpa_priv_send_assoc(struct wpa_priv_interface *iface, int event,
union wpa_event_data *data)
{
@@ -906,6 +991,9 @@
case EVENT_FT_RESPONSE:
wpa_priv_send_ft_response(iface, data);
break;
+ case EVENT_AUTH:
+ wpa_priv_send_auth(iface, data);
+ break;
default:
wpa_printf(MSG_DEBUG, "Unsupported driver event %d (%s) - TODO",
event, event_to_string(event));
