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atheros: Add HS 2.0 Action frame TX/RX support

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Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jay Katabathuni 2011-10-25 00:34:52 +03:00 committed by Jouni Malinen
parent 5c61a2820f
commit ada8a5bd60
1 changed files with 48 additions and 10 deletions
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58
src/drivers/driver_atheros.c
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@ -843,6 +843,38 @@ static void atheros_raw_recv_11r(void *ctx, const u8 *src_addr, const u8 *buf,
}
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_HS20
static void atheros_raw_recv_hs20(void *ctx, const u8 *src_addr, const u8 *buf,
size_t len)
{
struct atheros_driver_data *drv = ctx;
const struct ieee80211_mgmt *mgmt;
u16 fc;
union wpa_event_data event;
/* Send the Action frame for HS20 processing */
if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.action.category) +
sizeof(mgmt->u.action.u.public_action))
return;
mgmt = (const struct ieee80211_mgmt *) buf;
fc = le_to_host16(mgmt->frame_control);
if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT ||
WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_ACTION ||
mgmt->u.action.category != WLAN_ACTION_PUBLIC)
return;
wpa_printf(MSG_DEBUG, "%s:Received Public Action frame", __func__);
os_memset(&event, 0, sizeof(event));
event.rx_mgmt.frame = (const u8 *) mgmt;
event.rx_mgmt.frame_len = len;
wpa_supplicant_event(drv->hapd, EVENT_RX_MGMT, &event);
}
#endif /* CONFIG_HS20 */
#if defined(CONFIG_WPS) || defined(CONFIG_IEEE80211R)
static void atheros_raw_receive(void *ctx, const u8 *src_addr, const u8 *buf,
size_t len)
@ -853,6 +885,9 @@ static void atheros_raw_receive(void *ctx, const u8 *src_addr, const u8 *buf,
#ifdef CONFIG_IEEE80211R
atheros_raw_recv_11r(ctx, src_addr, buf, len);
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_HS20
atheros_raw_recv_hs20(ctx, src_addr, buf, len);
#endif /* CONFIG_HS20 */
}
#endif /* CONFIG_WPS || CONFIG_IEEE80211R */
@ -871,6 +906,9 @@ static int atheros_receive_pkt(struct atheros_driver_data *drv)
IEEE80211_FILTER_TYPE_AUTH |
IEEE80211_FILTER_TYPE_ACTION);
#endif
#ifdef CONFIG_HS20
filt.app_filterype |= IEEE80211_FILTER_TYPE_ACTION;
#endif /* CONFIG_HS20 */
if (filt.app_filterype) {
ret = set80211priv(drv, IEEE80211_IOCTL_FILTERFRAME, &filt,
sizeof(struct ieee80211req_set_filter));
@ -1172,8 +1210,8 @@ atheros_wireless_event_wireless_custom(struct atheros_driver_data *drv,
*/
wpa_supplicant_event(drv->hapd, EVENT_WPS_BUTTON_PUSHED, NULL);
#endif /* CONFIG_WPS */
#if defined(CONFIG_WPS) || defined(CONFIG_IEEE80211R)
#define WPS_FRAM_TAG_SIZE 30 /* hardcoded in driver */
#if defined(CONFIG_WPS) || defined(CONFIG_IEEE80211R) || defined(CONFIG_HS20)
#define MGMT_FRAM_TAG_SIZE 30 /* hardcoded in driver */
} else if (strncmp(custom, "Manage.prob_req ", 16) == 0) {
/*
* Atheros driver uses a hack to pass Probe Request frames as a
@ -1182,46 +1220,46 @@ atheros_wireless_event_wireless_custom(struct atheros_driver_data *drv,
* Format: "Manage.prob_req <frame len>" | zero padding | frame
*/
int len = atoi(custom + 16);
if (len < 0 || custom + WPS_FRAM_TAG_SIZE + len > end) {
if (len < 0 || custom + MGMT_FRAM_TAG_SIZE + len > end) {
wpa_printf(MSG_DEBUG, "Invalid Manage.prob_req event "
"length %d", len);
return;
}
atheros_raw_receive(drv, NULL,
(u8 *) custom + WPS_FRAM_TAG_SIZE, len);
(u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
} else if (strncmp(custom, "Manage.assoc_req ", 17) == 0) {
/* Format: "Manage.assoc_req <frame len>" | zero padding |
* frame */
int len = atoi(custom + 17);
if (len < 0 || custom + WPS_FRAM_TAG_SIZE + len > end) {
if (len < 0 || custom + MGMT_FRAM_TAG_SIZE + len > end) {
wpa_printf(MSG_DEBUG, "Invalid Manage.prob_req/"
"assoc_req/auth event length %d", len);
return;
}
atheros_raw_receive(drv, NULL,
(u8 *) custom + WPS_FRAM_TAG_SIZE, len);
(u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
} else if (strncmp(custom, "Manage.action ", 14) == 0) {
/* Format: "Manage.assoc_req <frame len>" | zero padding |
* frame */
int len = atoi(custom + 14);
if (len < 0 || custom + WPS_FRAM_TAG_SIZE + len > end) {
if (len < 0 || custom + MGMT_FRAM_TAG_SIZE + len > end) {
wpa_printf(MSG_DEBUG, "Invalid Manage.prob_req/"
"assoc_req/auth event length %d", len);
return;
}
atheros_raw_receive(drv, NULL,
(u8 *) custom + WPS_FRAM_TAG_SIZE, len);
(u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
} else if (strncmp(custom, "Manage.auth ", 12) == 0) {
/* Format: "Manage.auth <frame len>" | zero padding | frame
*/
int len = atoi(custom + 12);
if (len < 0 || custom + WPS_FRAM_TAG_SIZE + len > end) {
if (len < 0 || custom + MGMT_FRAM_TAG_SIZE + len > end) {
wpa_printf(MSG_DEBUG, "Invalid Manage.prob_req/"
"assoc_req/auth event length %d", len);
return;
}
atheros_raw_receive(drv, NULL,
(u8 *) custom + WPS_FRAM_TAG_SIZE, len);
(u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
#endif /* CONFIG_WPS or CONFIG_IEEE80211R */
}
}