Cumulative patch from commit 107a89448c8a127e9131bc9288b9093720b87781

107a894 P2P: Clean up wpas_p2p_setup_freqs() debug message
7d669cf P2P: Clean up wpas_p2p_init_go_params()
384bdd0 P2P: Prefer VHT channels for initial pick
a30d50b P2P: Prefer HT40 channels for initial pick
f240710 P2P: Prefer 5 GHz channels for initial pick
b2d4aaa P2P: Select VHT channel at random instead of using the first entry
ee8f6ea P2P: Select HT40 channel at random instead of using the first entry
5576663 P2P: Move random channel selection into a helper function
b17d89b P2P: Fix channel selection for MCC case
f86d282 Handle legacy scan interruption of sched_scan/PNO
334bf36 Add chan_switch to ctrl interface of wpa_supplicant and hostapd
bf281c1 Add AP channel switch mechanism
e44a384 Move AP parameter filling into a helper function
1c4ffa8 nl80211: Add channel switch implementation
dcca221 wpa_supplicant: Update channel switch driver interface
e1925bd eloop: Remove eloop_none.c
3505743 Sync with wireless-testing.git include/uapi/linux/nl80211.h
f6c2b8c Android: Add state message sent after 'status' command
6b49907 Android: Add SSID in supplicant change event
22cf7d7 SCARD: Clean up SIM/USIM selection
cea97a0 dbus_new: Add DBus TDLS methods
cc4952a Request new scan only for the original interface
fa58da2 Remove old mechanism of skipping scan request rescheduling
e2f5a98 Deplete scan request if new time is less than remaining
dcd25d4 P2P: Use negotiated channel from invitation for persistent GO
800d587 TDLS: Provide external control to specify the peers for setup
795baf7 hostapd: Filter channel list updated events after country code change
146fa9b nl80211: Do not force interface down on deinit
49b4b20 nl80211: Do not for station mode on hostapd deinit
04eff7d nl80211: Remove build time condition on HOSTAPD define
0d547d5 nl80211: Share more code between hostapd and wpa_supplicant
7b7de4c nl80211: Remove read-only last_freq/last_freq_ht

Change-Id: Idba1eb8d63480fbc30eee11d0d8e189ccc49ddd3
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

3 files changed, 204 insertions, 0 deletions

diff --git a/wpa_supplicant/dbus/dbus_new.c b/wpa_supplicant/dbus/dbus_new.c
index f9521f6d..9736e8f0 100644
--- a/wpa_supplicant/dbus/dbus_new.c
+++ b/wpa_supplicant/dbus/dbus_new.c
@@ -2736,6 +2736,37 @@ static const struct wpa_dbus_method_desc wpas_dbus_interface_methods[] = {
 	  }
 	},
 #endif /* CONFIG_AUTOSCAN */
+#ifdef CONFIG_TDLS
+	{ "TDLSDiscover", WPAS_DBUS_NEW_IFACE_INTERFACE,
+	  (WPADBusMethodHandler) wpas_dbus_handler_tdls_discover,
+	  {
+		  { "peer_address", "s", ARG_IN },
+		  END_ARGS
+	  }
+	},
+	{ "TDLSSetup", WPAS_DBUS_NEW_IFACE_INTERFACE,
+	  (WPADBusMethodHandler) wpas_dbus_handler_tdls_setup,
+	  {
+		  { "peer_address", "s", ARG_IN },
+		  END_ARGS
+	  }
+	},
+	{ "TDLSStatus", WPAS_DBUS_NEW_IFACE_INTERFACE,
+	  (WPADBusMethodHandler) wpas_dbus_handler_tdls_status,
+	  {
+		  { "peer_address", "s", ARG_IN },
+		  { "status", "s", ARG_OUT },
+		  END_ARGS
+	  }
+	},
+	{ "TDLSTeardown", WPAS_DBUS_NEW_IFACE_INTERFACE,
+	  (WPADBusMethodHandler) wpas_dbus_handler_tdls_teardown,
+	  {
+		  { "peer_address", "s", ARG_IN },
+		  END_ARGS
+	  }
+	},
+#endif /* CONFIG_TDLS */
 	{ NULL, NULL, NULL, { END_ARGS } }
 };
 
diff --git a/wpa_supplicant/dbus/dbus_new_handlers.c b/wpa_supplicant/dbus/dbus_new_handlers.c
index 9f923e6b..0a805212 100644
--- a/wpa_supplicant/dbus/dbus_new_handlers.c
+++ b/wpa_supplicant/dbus/dbus_new_handlers.c
@@ -1997,6 +1997,170 @@ DBusMessage * wpas_dbus_handler_eap_logon(DBusMessage *message,
 }
 
 
+#ifdef CONFIG_TDLS
+
+static DBusMessage * get_peer_hwaddr_helper(DBusMessage *message,
+					    const char *func_name,
+					    u8 *peer_address)
+{
+	const char *peer_string;
+
+	if (!dbus_message_get_args(message, NULL,
+				   DBUS_TYPE_STRING, &peer_string,
+				   DBUS_TYPE_INVALID))
+		return wpas_dbus_error_invalid_args(message, NULL);
+
+	if (hwaddr_aton(peer_string, peer_address)) {
+		wpa_printf(MSG_DEBUG, "%s: invalid address '%s'",
+			   func_name, peer_string);
+		return wpas_dbus_error_invalid_args(
+			message, "Invalid hardware address format");
+	}
+
+	return NULL;
+}
+
+
+/*
+ * wpas_dbus_handler_tdls_discover - Discover TDLS peer
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * Returns: NULL indicating success or DBus error message on failure
+ *
+ * Handler function for "TDLSDiscover" method call of network interface.
+ */
+DBusMessage * wpas_dbus_handler_tdls_discover(DBusMessage *message,
+					      struct wpa_supplicant *wpa_s)
+{
+	u8 peer[ETH_ALEN];
+	DBusMessage *error_reply;
+	int ret;
+
+	error_reply = get_peer_hwaddr_helper(message, __func__, peer);
+	if (error_reply)
+		return error_reply;
+
+	wpa_printf(MSG_DEBUG, "DBUS TDLS_DISCOVER " MACSTR, MAC2STR(peer));
+
+	if (wpa_tdls_is_external_setup(wpa_s->wpa))
+		ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
+	else
+		ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
+
+	if (ret) {
+		return wpas_dbus_error_unknown_error(
+			message, "error performing TDLS discovery");
+	}
+
+	return NULL;
+}
+
+
+/*
+ * wpas_dbus_handler_tdls_setup - Setup TDLS session
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * Returns: NULL indicating success or DBus error message on failure
+ *
+ * Handler function for "TDLSSetup" method call of network interface.
+ */
+DBusMessage * wpas_dbus_handler_tdls_setup(DBusMessage *message,
+					   struct wpa_supplicant *wpa_s)
+{
+	u8 peer[ETH_ALEN];
+	DBusMessage *error_reply;
+	int ret;
+
+	error_reply = get_peer_hwaddr_helper(message, __func__, peer);
+	if (error_reply)
+		return error_reply;
+
+	wpa_printf(MSG_DEBUG, "DBUS TDLS_SETUP " MACSTR, MAC2STR(peer));
+
+	wpa_tdls_remove(wpa_s->wpa, peer);
+	if (wpa_tdls_is_external_setup(wpa_s->wpa))
+		ret = wpa_tdls_start(wpa_s->wpa, peer);
+	else
+		ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
+
+	if (ret) {
+		return wpas_dbus_error_unknown_error(
+			message, "error performing TDLS setup");
+	}
+
+	return NULL;
+}
+
+
+/*
+ * wpas_dbus_handler_tdls_status - Return TDLS session status
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * Returns: A string representing the state of the link to this TDLS peer
+ *
+ * Handler function for "TDLSStatus" method call of network interface.
+ */
+DBusMessage * wpas_dbus_handler_tdls_status(DBusMessage *message,
+					    struct wpa_supplicant *wpa_s)
+{
+	u8 peer[ETH_ALEN];
+	DBusMessage *reply;
+	const char *tdls_status;
+
+	reply = get_peer_hwaddr_helper(message, __func__, peer);
+	if (reply)
+		return reply;
+
+	wpa_printf(MSG_DEBUG, "DBUS TDLS_STATUS " MACSTR, MAC2STR(peer));
+
+	tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
+
+	reply = dbus_message_new_method_return(message);
+	dbus_message_append_args(reply, DBUS_TYPE_STRING,
+				 &tdls_status, DBUS_TYPE_INVALID);
+	return reply;
+}
+
+
+/*
+ * wpas_dbus_handler_tdls_teardown - Teardown TDLS session
+ * @message: Pointer to incoming dbus message
+ * @wpa_s: wpa_supplicant structure for a network interface
+ * Returns: NULL indicating success or DBus error message on failure
+ *
+ * Handler function for "TDLSTeardown" method call of network interface.
+ */
+DBusMessage * wpas_dbus_handler_tdls_teardown(DBusMessage *message,
+					      struct wpa_supplicant *wpa_s)
+{
+	u8 peer[ETH_ALEN];
+	DBusMessage *error_reply;
+	int ret;
+
+	error_reply = get_peer_hwaddr_helper(message, __func__, peer);
+	if (error_reply)
+		return error_reply;
+
+	wpa_printf(MSG_DEBUG, "DBUS TDLS_TEARDOWN " MACSTR, MAC2STR(peer));
+
+	if (wpa_tdls_is_external_setup(wpa_s->wpa))
+		ret = wpa_tdls_teardown_link(
+			wpa_s->wpa, peer,
+			WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
+	else
+		ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
+
+	if (ret) {
+		return wpas_dbus_error_unknown_error(
+			message, "error performing TDLS teardown");
+	}
+
+	return NULL;
+}
+
+#endif /* CONFIG_TDLS */
+
+
 /**
  * wpas_dbus_getter_capabilities - Return interface capabilities
  * @iter: Pointer to incoming dbus message iter
diff --git a/wpa_supplicant/dbus/dbus_new_handlers.h b/wpa_supplicant/dbus/dbus_new_handlers.h
index fbc8358b..aa3316b7 100644
--- a/wpa_supplicant/dbus/dbus_new_handlers.h
+++ b/wpa_supplicant/dbus/dbus_new_handlers.h
@@ -278,6 +278,15 @@ dbus_bool_t wpas_dbus_setter_process_credentials(DBusMessageIter *iter,
 						 DBusError *error,
 						 void *user_data);
 
+DBusMessage * wpas_dbus_handler_tdls_discover(DBusMessage *message,
+					      struct wpa_supplicant *wpa_s);
+DBusMessage * wpas_dbus_handler_tdls_setup(DBusMessage *message,
+					   struct wpa_supplicant *wpa_s);
+DBusMessage * wpas_dbus_handler_tdls_status(DBusMessage *message,
+					    struct wpa_supplicant *wpa_s);
+DBusMessage * wpas_dbus_handler_tdls_teardown(DBusMessage *message,
+					      struct wpa_supplicant *wpa_s);
+
 DBusMessage * wpas_dbus_error_invalid_args(DBusMessage *message,
 					   const char *arg);
 DBusMessage * wpas_dbus_error_unknown_error(DBusMessage *message,