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nl80211: Add no_ack support for NL80211_CMD_FRAME

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This is needed to allow no-ACK operation with Probe Response frames
in P2P Listen state.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2011-11-19 19:32:05 +02:00
parent fab2533604
commit ddc5327139
1 changed files with 11 additions and 8 deletions
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19
src/drivers/driver_nl80211.c
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@ -249,7 +249,7 @@ static void nl80211_remove_monitor_interface(
static int nl80211_send_frame_cmd(struct wpa_driver_nl80211_data *drv,
unsigned int freq, unsigned int wait,
const u8 *buf, size_t buf_len, u64 *cookie,
int no_cck);
int no_cck, int no_ack);
static int wpa_driver_nl80211_probe_req_report(void *priv, int report);
#ifdef HOSTAPD
@ -4234,12 +4234,12 @@ static int wpa_driver_nl80211_send_mlme(void *priv, const u8 *data,
* of wpa_supplicant.
*/
return nl80211_send_frame_cmd(drv, drv->last_mgmt_freq, 0,
data, data_len, NULL, 1);
data, data_len, NULL, 1, noack);
}
if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
return nl80211_send_frame_cmd(drv, drv->ap_oper_freq, 0,
data, data_len, NULL, 0);
data, data_len, NULL, 0, noack);
}
if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
@ -6864,7 +6864,7 @@ static int cookie_handler(struct nl_msg *msg, void *arg)
static int nl80211_send_frame_cmd(struct wpa_driver_nl80211_data *drv,
unsigned int freq, unsigned int wait,
const u8 *buf, size_t buf_len,
u64 *cookie_out, int no_cck)
u64 *cookie_out, int no_cck, int no_ack)
{
struct nl_msg *msg;
u64 cookie;
@ -6883,6 +6883,8 @@ static int nl80211_send_frame_cmd(struct wpa_driver_nl80211_data *drv,
NLA_PUT_FLAG(msg, NL80211_ATTR_OFFCHANNEL_TX_OK);
if (no_cck)
NLA_PUT_FLAG(msg, NL80211_ATTR_TX_NO_CCK_RATE);
if (no_ack)
NLA_PUT_FLAG(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK);
NLA_PUT(msg, NL80211_ATTR_FRAME, buf_len, buf);
@ -6895,11 +6897,12 @@ static int nl80211_send_frame_cmd(struct wpa_driver_nl80211_data *drv,
freq, wait);
goto nla_put_failure;
}
wpa_printf(MSG_DEBUG, "nl80211: Frame TX command accepted; "
"cookie 0x%llx", (long long unsigned int) cookie);
wpa_printf(MSG_DEBUG, "nl80211: Frame TX command accepted%s; "
"cookie 0x%llx", no_ack ? " (no ACK)" : "",
(long long unsigned int) cookie);
if (cookie_out)
*cookie_out = cookie;
*cookie_out = no_ack ? (u64) -1 : cookie;
nla_put_failure:
nlmsg_free(msg);
@ -6941,7 +6944,7 @@ static int wpa_driver_nl80211_send_action(void *priv, unsigned int freq,
ret = nl80211_send_frame_cmd(drv, freq, wait_time, buf,
24 + data_len,
&drv->send_action_cookie,
no_cck);
no_cck, 0);
os_free(buf);
return ret;