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wpa_supplicant/wpa_supplicant-0.6.8-scanning-property.patch

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diff --git a/wpa_supplicant/ctrl_iface_dbus.c b/wpa_supplicant/ctrl_iface_dbus.c
index 26a3e9d..9e3ae69 100644
--- a/wpa_supplicant/ctrl_iface_dbus.c
+++ b/wpa_supplicant/ctrl_iface_dbus.c
@@ -541,6 +541,8 @@ static DBusHandlerResult wpas_iface_message_handler(DBusConnection *connection,
wpa_s);
else if (!strcmp(method, "state"))
reply = wpas_dbus_iface_get_state(message, wpa_s);
+ else if (!strcmp(method, "scanning"))
+ reply = wpas_dbus_iface_get_scanning(message, wpa_s);
else if (!strcmp(method, "setBlobs"))
reply = wpas_dbus_iface_set_blobs(message, wpa_s);
else if (!strcmp(method, "removeBlobs"))
@@ -753,6 +755,58 @@ out:
}
+/**
+ * wpa_supplicant_dbus_notify_scanning - send scanning status
+ * @wpa_s: %wpa_supplicant network interface data
+ * Returns: 0 on success, -1 on failure
+ *
+ * Notify listeners of interface scanning state changes
+ */
+void wpa_supplicant_dbus_notify_scanning(struct wpa_supplicant *wpa_s)
+{
+ struct ctrl_iface_dbus_priv *iface = wpa_s->global->dbus_ctrl_iface;
+ DBusMessage *_signal;
+ const char *path;
+ dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE;
+
+ /* Do nothing if the control interface is not turned on */
+ if (iface == NULL)
+ return;
+
+ path = wpa_supplicant_get_dbus_path(wpa_s);
+ if (path == NULL) {
+ perror("wpa_supplicant_dbus_notify_scanning[dbus]: interface "
+ "didn't have a dbus path");
+ wpa_printf(MSG_ERROR,
+ "%s[dbus]: interface didn't have a dbus path; can't "
+ " send scan result signal.", __FUNCTION__);
+ return;
+ }
+ _signal = dbus_message_new_signal(path, WPAS_DBUS_IFACE_INTERFACE,
+ "Scanning");
+ if (_signal == NULL) {
+ perror("wpa_supplicant_dbus_notify_scanning[dbus]: couldn't "
+ "create dbus signal; likely out of memory");
+ wpa_printf(MSG_ERROR, "%s[dbus]: dbus control interface: not "
+ "enough memory to send scan results signal.",
+ __FUNCTION__);
+ return;
+ }
+
+ if (dbus_message_append_args(_signal,
+ DBUS_TYPE_BOOLEAN, &scanning,
+ DBUS_TYPE_INVALID)) {
+ dbus_connection_send(iface->con, _signal, NULL);
+ } else {
+ perror("wpa_supplicant_dbus_notify_scanning[dbus]: not enough "
+ "memory to construct signal.");
+ wpa_printf(MSG_ERROR, "%s[dbus]: not enough memory to construct"
+ " signal.", __FUNCTION__);
+ }
+ dbus_message_unref(_signal);
+}
+
+
#ifdef CONFIG_WPS
void wpa_supplicant_dbus_notify_wps_cred(struct wpa_supplicant *wpa_s,
const struct wps_credential *cred)
diff --git a/wpa_supplicant/ctrl_iface_dbus.h b/wpa_supplicant/ctrl_iface_dbus.h
index 8e9036d..0e3ec79 100644
--- a/wpa_supplicant/ctrl_iface_dbus.h
+++ b/wpa_supplicant/ctrl_iface_dbus.h
@@ -92,6 +92,7 @@ struct ctrl_iface_dbus_priv *
wpa_supplicant_dbus_ctrl_iface_init(struct wpa_global *global);
void wpa_supplicant_dbus_ctrl_iface_deinit(struct ctrl_iface_dbus_priv *iface);
void wpa_supplicant_dbus_notify_scan_results(struct wpa_supplicant *wpa_s);
+void wpa_supplicant_dbus_notify_scanning(struct wpa_supplicant *wpa_s);
void wpa_supplicant_dbus_notify_state_change(struct wpa_supplicant *wpa_s,
wpa_states new_state,
wpa_states old_state);
@@ -136,6 +137,11 @@ wpa_supplicant_dbus_notify_scan_results(struct wpa_supplicant *wpa_s)
}
static inline void
+wpa_supplicant_dbus_notify_scanning(struct wpa_supplicant *wpa_s)
+{
+}
+
+static inline void
wpa_supplicant_dbus_notify_state_change(struct wpa_supplicant *wpa_s,
wpa_states new_state,
wpa_states old_state)
diff --git a/wpa_supplicant/ctrl_iface_dbus_handlers.c b/wpa_supplicant/ctrl_iface_dbus_handlers.c
index e9dd9a5..a30bce0 100644
--- a/wpa_supplicant/ctrl_iface_dbus_handlers.c
+++ b/wpa_supplicant/ctrl_iface_dbus_handlers.c
@@ -1338,6 +1338,35 @@ DBusMessage * wpas_dbus_iface_get_state(DBusMessage *message,
/**
+ * wpas_dbus_iface_get_scanning - Get interface scanning state
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * Returns: A dbus message containing whether the interface is scanning
+ *
+ * Handler function for "scanning" method call.
+ */
+DBusMessage * wpas_dbus_iface_get_scanning(DBusMessage *message,
+ struct wpa_supplicant *wpa_s)
+{
+ DBusMessage *reply = NULL;
+ dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE;
+
+ reply = dbus_message_new_method_return(message);
+ if (reply != NULL) {
+ dbus_message_append_args(reply, DBUS_TYPE_BOOLEAN, &scanning,
+ DBUS_TYPE_INVALID);
+ } else {
+ perror("wpas_dbus_iface_get_scanning[dbus]: out of "
+ "memory.");
+ wpa_printf(MSG_ERROR, "dbus control interface: not enough"
+ "memory to return scanning state.");
+ }
+
+ return reply;
+}
+
+
+/**
* wpas_dbus_iface_set_blobs - Store named binary blobs (ie, for certificates)
* @message: Pointer to incoming dbus message
* @wpa_s: %wpa_supplicant data structure
diff --git a/wpa_supplicant/ctrl_iface_dbus_handlers.h b/wpa_supplicant/ctrl_iface_dbus_handlers.h
index 0df5f3e..6564b54 100644
--- a/wpa_supplicant/ctrl_iface_dbus_handlers.h
+++ b/wpa_supplicant/ctrl_iface_dbus_handlers.h
@@ -77,6 +77,9 @@ DBusMessage * wpas_dbus_iface_set_smartcard_modules(
DBusMessage * wpas_dbus_iface_get_state(DBusMessage *message,
struct wpa_supplicant *wpa_s);
+DBusMessage * wpas_dbus_iface_get_scanning(DBusMessage *message,
+ struct wpa_supplicant *wpa_s);
+
DBusMessage * wpas_dbus_iface_set_blobs(DBusMessage *message,
struct wpa_supplicant *wpa_s);
diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c
index 56c57fb..159b024 100644
--- a/wpa_supplicant/events.c
+++ b/wpa_supplicant/events.c
@@ -615,6 +615,8 @@ static void wpa_supplicant_event_scan_results(struct wpa_supplicant *wpa_s)
int qual = 0, max_qual = 0, qual_valid = 0, bssid_valid = 0, i;
struct cur_ap cur;
+ wpa_supplicant_notify_scanning(wpa_s, 0);
+
if (wpa_supplicant_get_scan_results(wpa_s) < 0) {
if (wpa_s->conf->ap_scan == 2)
return;
diff --git a/wpa_supplicant/scan.c b/wpa_supplicant/scan.c
index 1f53e23..a30e387 100644
--- a/wpa_supplicant/scan.c
+++ b/wpa_supplicant/scan.c
@@ -21,6 +21,7 @@
#include "wpa_supplicant_i.h"
#include "mlme.h"
#include "wps_supplicant.h"
+#include "ctrl_iface_dbus.h"
static void wpa_supplicant_gen_assoc_event(struct wpa_supplicant *wpa_s)
@@ -328,6 +328,8 @@ static void wpa_supplicant_scan(void *eloop_ctx, void *timeout_ctx)
}
#endif /* CONFIG_WPS */
+ wpa_supplicant_notify_scanning(wpa_s, 1);
+
if (wpa_s->use_client_mlme) {
ieee80211_sta_set_probe_req_ie(wpa_s, extra_ie, extra_ie_len);
ret = ieee80211_sta_req_scan(wpa_s, ssid ? ssid->ssid : NULL,
@@ -344,6 +346,7 @@ static void wpa_supplicant_scan(void *eloop_ctx, void *timeout_ctx)
if (ret) {
wpa_printf(MSG_WARNING, "Failed to initiate AP scan.");
+ wpa_supplicant_notify_scanning(wpa_s, 0);
wpa_supplicant_req_scan(wpa_s, 10, 0);
} else
wpa_s->scan_runs++;
@@ -402,3 +405,13 @@ void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s)
wpa_msg(wpa_s, MSG_DEBUG, "Cancelling scan request");
eloop_cancel_timeout(wpa_supplicant_scan, wpa_s, NULL);
}
+
+void wpa_supplicant_notify_scanning(struct wpa_supplicant *wpa_s,
+ int scanning)
+{
+ if (wpa_s->scanning != scanning) {
+ wpa_s->scanning = scanning;
+ wpa_supplicant_dbus_notify_scanning(wpa_s);
+ }
+}
+
diff --git a/wpa_supplicant/wpa_supplicant.c b/wpa_supplicant/wpa_supplicant.c
index 723e2ed..3bfffa2 100644
--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -514,6 +514,9 @@ void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s, wpa_states state)
wpa_supplicant_state_txt(wpa_s->wpa_state),
wpa_supplicant_state_txt(state));
+ if (state != WPA_SCANNING)
+ wpa_supplicant_notify_scanning(wpa_s, 0);
+
wpa_supplicant_dbus_notify_state_change(wpa_s, state,
wpa_s->wpa_state);
diff --git a/wpa_supplicant/wpa_supplicant_i.h b/wpa_supplicant/wpa_supplicant_i.h
index 8d131fc..63984d8 100644
--- a/wpa_supplicant/wpa_supplicant_i.h
+++ b/wpa_supplicant/wpa_supplicant_i.h
@@ -329,6 +329,7 @@ struct wpa_supplicant {
struct ctrl_iface_priv *ctrl_iface;
wpa_states wpa_state;
+ int scanning;
int new_connection;
int reassociated_connection;
@@ -431,6 +432,8 @@ int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
/* scan.c */
void wpa_supplicant_req_scan(struct wpa_supplicant *wpa_s, int sec, int usec);
void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s);
+void wpa_supplicant_notify_scanning(struct wpa_supplicant *wpa_s,
+ int scanning);
/* events.c */
void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
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