Introduce BTM_BleOpportunisticObserve (b14b1873) · Commits · e / os / android_packages_modules_Bluetooth

system/main/shim/btm_api.cc

+9 −0

Original line number	Diff line number	Diff line
		@@ -720,6 +720,15 @@ tBTM_STATUS bluetooth::shim::BTM_BleObserve(bool start, uint8_t duration_sec,
		return BTM_CMD_STARTED;
		}

		void bluetooth::shim::BTM_BleOpportunisticObserve(
		bool enable, tBTM_INQ_RESULTS_CB* p_results_cb) {
		if (enable) {
		btm_cb.ble_ctr_cb.p_opportunistic_obs_results_cb = p_results_cb;
		} else {
		btm_cb.ble_ctr_cb.p_opportunistic_obs_results_cb = nullptr;
		}
		}

		void bluetooth::shim::BTM_EnableInterlacedPageScan() {
		Stack::GetInstance()->GetBtm()->SetInterlacedPageScan();
		}

system/main/shim/btm_api.h

+20 −0

Original line number	Diff line number	Diff line
		@@ -98,6 +98,26 @@ tBTM_STATUS BTM_BleObserve(bool start, uint8_t duration,
		tBTM_INQ_RESULTS_CB* p_results_cb,
		tBTM_CMPL_CB* p_cmpl_cb);

		/*******************************************************************************
		*
		* Function BTM_BleOpportunisticObserve
		*
		* Description Register/unregister opportunistic scan callback. This method
		* does not trigger scan start/stop, but if scan is ever started,
		* this callback would get called with scan results. Additionally,
		* this callback is not reset on each scan start/stop. It's
		* intended to be used by LE Audio related profiles, that would
		* find yet unpaired members of CSIS set, or broadcasts.
		*
		* Parameters enable: enable/disable observing.
		* p_results_cb: callback for results.
		*
		* Returns void
		*
		******************************************************************************/
		void BTM_BleOpportunisticObserve(bool enable,
		tBTM_INQ_RESULTS_CB* p_results_cb);

		void BTM_EnableInterlacedInquiryScan();

		void BTM_EnableInterlacedPageScan();

system/stack/btm/btm_ble_gap.cc

+30 −0

Original line number	Diff line number	Diff line
		@@ -374,6 +374,20 @@ inline bool BTM_LE_STATES_SUPPORTED(const uint8_t* x, uint8_t bit_num) {
		return ((x)[offset] & mask);
		}

		void BTM_BleOpportunisticObserve(bool enable,
		tBTM_INQ_RESULTS_CB* p_results_cb) {
		if (bluetooth::shim::is_gd_shim_enabled()) {
		bluetooth::shim::BTM_BleOpportunisticObserve(enable, p_results_cb);
		return;
		}

		if (enable) {
		btm_cb.ble_ctr_cb.p_opportunistic_obs_results_cb = p_results_cb;
		} else {
		btm_cb.ble_ctr_cb.p_opportunistic_obs_results_cb = NULL;
		}
		}

		/*******************************************************************************
		*
		* Function BTM_BleObserve
		@@ -1988,6 +2002,14 @@ void btm_ble_process_adv_pkt_cont(uint16_t evt_type, uint8_t addr_type,
		const_cast<uint8_t*>(adv_data.data()), adv_data.size());
		}

		tBTM_INQ_RESULTS_CB* p_opportunistic_obs_results_cb =
		btm_cb.ble_ctr_cb.p_opportunistic_obs_results_cb;
		if (p_opportunistic_obs_results_cb) {
		(p_opportunistic_obs_results_cb)((tBTM_INQ_RESULTS*)&p_i->inq_info.results,
		const_cast<uint8_t*>(adv_data.data()),
		adv_data.size());
		}

		cache.Clear(addr_type, bda);
		}

		@@ -2054,6 +2076,14 @@ void btm_ble_process_adv_pkt_cont_for_inquiry(
		const_cast<uint8_t*>(advertising_data.data()),
		advertising_data.size());
		}

		tBTM_INQ_RESULTS_CB* p_opportunistic_obs_results_cb =
		btm_cb.ble_ctr_cb.p_opportunistic_obs_results_cb;
		if (p_opportunistic_obs_results_cb) {
		(p_opportunistic_obs_results_cb)(
		(tBTM_INQ_RESULTS*)&p_i->inq_info.results,
		const_cast<uint8_t*>(advertising_data.data()), advertising_data.size());
		}
		}

		void btm_ble_process_phy_update_pkt(uint8_t len, uint8_t* data) {

system/stack/btm/btm_ble_int_types.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -223,6 +223,9 @@ typedef struct {
		tBTM_CMPL_CB* p_obs_cmpl_cb;
		alarm_t* observer_timer;

		/* opportunistic observer */
		tBTM_INQ_RESULTS_CB* p_opportunistic_obs_results_cb;

		/* background connection procedure cb value */
		uint16_t scan_int;
		uint16_t scan_win;

system/stack/include/btm_ble_api.h

+20 −0

Original line number	Diff line number	Diff line
		@@ -168,6 +168,26 @@ extern tBTM_STATUS BTM_BleObserve(bool start, uint8_t duration,
		tBTM_INQ_RESULTS_CB* p_results_cb,
		tBTM_CMPL_CB* p_cmpl_cb);

		/*******************************************************************************
		*
		* Function BTM_BleOpportunisticObserve
		*
		* Description Register/unregister opportunistic scan callback. This method
		* does not trigger scan start/stop, but if scan is ever started,
		* this callback would get called with scan results. Additionally,
		* this callback is not reset on each scan start/stop. It's
		* intended to be used by LE Audio related profiles, that would
		* find yet unpaired members of CSIS set, or broadcasts.
		*
		* Parameters enable: enable/disable observing.
		* p_results_cb: callback for results.
		*
		* Returns void
		*
		******************************************************************************/
		extern void BTM_BleOpportunisticObserve(bool enable,
		tBTM_INQ_RESULTS_CB* p_results_cb);

		/** Returns local device encryption root (ER) */
		const Octet16& BTM_GetDeviceEncRoot();