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authorKanchanapally, Vidyullatha <vkanchan@qti.qualcomm.com>2015-10-19 19:30:34 +0530
committerGerrit - the friendly Code Review server <code-review@localhost>2016-02-09 06:22:17 -0800
commit1af6f718b5a2ff6cd72663c955b1057a4f53db83 (patch)
tree9ef980ff8038f4ef2865121b3b22212a28e8afb9
parent33f1d41fbd3b905ddba6c79ad5fce593ba54f8eb (diff)
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nl80211: Add support for aborting an ongoing scan
This adds the driver interface commands for issuing a request to abort an ongoing scan operation. Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com> Git-commit: 4f30addb3866a8bb9393c1cfd42e012150c36a8e Git-repo : git://w1.fi/srv/git/hostap.git Change-Id: Ic032fa52bdd801514b3b74b12b903c3bdf8fc663 CRs-fixed: 930855
-rw-r--r--src/drivers/driver.h7
-rw-r--r--src/drivers/driver_nl80211.c1
-rw-r--r--src/drivers/driver_nl80211.h1
-rw-r--r--src/drivers/driver_nl80211_scan.c20
-rw-r--r--wpa_supplicant/driver_i.h7
5 files changed, 36 insertions, 0 deletions
diff --git a/src/drivers/driver.h b/src/drivers/driver.h
index 7fe736bb..f9847839 100644
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -3394,6 +3394,13 @@ struct wpa_driver_ops {
* Returns 0 on success, -1 on failure
*/
int (*set_band)(void *priv, enum set_band band);
+
+ /**
+ * abort_scan - Request the driver to abort an ongoing scan
+ * @priv: Private driver interface data
+ * Returns 0 on success, -1 on failure
+ */
+ int (*abort_scan)(void *priv);
};
diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 6cd36c04..55028868 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -8531,6 +8531,7 @@ const struct wpa_driver_ops wpa_driver_nl80211_ops = {
.sched_scan = wpa_driver_nl80211_sched_scan,
.stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
.get_scan_results2 = wpa_driver_nl80211_get_scan_results,
+ .abort_scan = wpa_driver_nl80211_abort_scan,
.deauthenticate = driver_nl80211_deauthenticate,
.authenticate = driver_nl80211_authenticate,
.associate = wpa_driver_nl80211_associate,
diff --git a/src/drivers/driver_nl80211.h b/src/drivers/driver_nl80211.h
index ffb5fa7e..5e88a82d 100644
--- a/src/drivers/driver_nl80211.h
+++ b/src/drivers/driver_nl80211.h
@@ -273,6 +273,7 @@ int wpa_driver_nl80211_sched_scan(void *priv,
int wpa_driver_nl80211_stop_sched_scan(void *priv);
struct wpa_scan_results * wpa_driver_nl80211_get_scan_results(void *priv);
void nl80211_dump_scan(struct wpa_driver_nl80211_data *drv);
+int wpa_driver_nl80211_abort_scan(void *priv);
const u8 * nl80211_get_ie(const u8 *ies, size_t ies_len, u8 ie);
#endif /* DRIVER_NL80211_H */
diff --git a/src/drivers/driver_nl80211_scan.c b/src/drivers/driver_nl80211_scan.c
index f3d45e58..1c79f763 100644
--- a/src/drivers/driver_nl80211_scan.c
+++ b/src/drivers/driver_nl80211_scan.c
@@ -778,3 +778,23 @@ void nl80211_dump_scan(struct wpa_driver_nl80211_data *drv)
wpa_scan_results_free(res);
}
+
+
+int wpa_driver_nl80211_abort_scan(void *priv)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int ret;
+ struct nl_msg *msg;
+
+ wpa_printf(MSG_DEBUG, "nl80211: Abort scan");
+ msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ABORT_SCAN);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Abort scan failed: ret=%d (%s)",
+ ret, strerror(-ret));
+ }
+
+ return ret;
+}
+
diff --git a/wpa_supplicant/driver_i.h b/wpa_supplicant/driver_i.h
index d1f9f8be..d7a2676e 100644
--- a/wpa_supplicant/driver_i.h
+++ b/wpa_supplicant/driver_i.h
@@ -893,4 +893,11 @@ static inline int wpa_drv_setband(struct wpa_supplicant *wpa_s,
return wpa_s->driver->set_band(wpa_s->drv_priv, band);
}
+static inline int wpa_drv_abort_scan(struct wpa_supplicant *wpa_s)
+{
+ if (!wpa_s->driver->abort_scan)
+ return -1;
+ return wpa_s->driver->abort_scan(wpa_s->drv_priv);
+}
+
#endif /* DRIVER_I_H */