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Commit 12cd88cd authored by Łukasz Rymanowski's avatar Łukasz Rymanowski
Browse files

btm: Enhance with targeted announcements 

This allows to register for the observer for targeted announcements.

Bug: 248340126
Tag: #feature
Test: atest BluetoothInstrumentationTests

Merged-In: Ic33306aa81d0c35332be9c73741fc2e7eaea0f51
Change-Id: Ic33306aa81d0c35332be9c73741fc2e7eaea0f51
(cherry picked from commit d78b174a)
parent 7d817c1a

system/main/shim/btm_api.cc

+9 −0
Original line number Diff line number Diff line
@@ -726,6 +726,15 @@ void bluetooth::shim::BTM_BleOpportunisticObserve( 
  }

}



void bluetooth::shim::BTM_BleTargetAnnouncementObserve(

    bool enable, tBTM_INQ_RESULTS_CB* p_results_cb) {

  if (enable) {

    btm_cb.ble_ctr_cb.p_target_announcement_obs_results_cb = p_results_cb;

  } else {

    btm_cb.ble_ctr_cb.p_target_announcement_obs_results_cb = nullptr;

  }

}



void bluetooth::shim::BTM_EnableInterlacedPageScan() {

  Stack::GetInstance()->GetBtm()->SetInterlacedPageScan();

}

system/main/shim/btm_api.h

+17 −0
Original line number Diff line number Diff line
@@ -123,6 +123,23 @@ tBTM_STATUS BTM_BleObserve(bool start, uint8_t duration, 
void BTM_BleOpportunisticObserve(bool enable,

                                 tBTM_INQ_RESULTS_CB* p_results_cb);



/*******************************************************************************

 *

 * Function         BTM_BleTargetAnnouncementObserve

 *

 * Description      Register/Unregister client interested in the targeted

 *                  announcements. Not that it is client responsible for parsing

 *                  advertising data.

 *

 * Parameters       start: start or stop observe.

 *                  p_results_cb: callback for results.

 *

 * Returns          void

 *

 ******************************************************************************/

void BTM_BleTargetAnnouncementObserve(bool enable,

                                      tBTM_INQ_RESULTS_CB* p_results_cb);



void BTM_EnableInterlacedInquiryScan();



void BTM_EnableInterlacedPageScan();

system/stack/btm/btm_ble_gap.cc

+32 −1
Original line number Diff line number Diff line
@@ -464,6 +464,21 @@ void BTM_BleOpportunisticObserve(bool enable, 
  }

}



void BTM_BleTargetAnnouncementObserve(bool enable,

                                      tBTM_INQ_RESULTS_CB* p_results_cb) {

  if (bluetooth::shim::is_gd_shim_enabled()) {

    bluetooth::shim::BTM_BleTargetAnnouncementObserve(enable, p_results_cb);

    // NOTE: passthrough, no return here. GD would send the results back to BTM,

    // and it needs the callbacks set properly.

  }



  if (enable) {

    btm_cb.ble_ctr_cb.p_target_announcement_obs_results_cb = p_results_cb;

  } else {

    btm_cb.ble_ctr_cb.p_target_announcement_obs_results_cb = NULL;

  }

}



/*******************************************************************************

 *

 * Function         BTM_BleObserve
@@ -2759,6 +2774,14 @@ void btm_ble_process_adv_pkt_cont(uint16_t evt_type, tBLE_ADDR_TYPE addr_type, 
                                     adv_data.size());

  }



  tBTM_INQ_RESULTS_CB* p_target_announcement_obs_results_cb =

      btm_cb.ble_ctr_cb.p_target_announcement_obs_results_cb;

  if (p_target_announcement_obs_results_cb) {

    (p_target_announcement_obs_results_cb)(

        (tBTM_INQ_RESULTS*)&p_i->inq_info.results,

        const_cast<uint8_t*>(adv_data.data()), adv_data.size());

  }



  uint8_t result = btm_ble_is_discoverable(bda, adv_data);

  if (result == 0) {

    // Device no longer discoverable so discard outstanding advertising packet
@@ -2856,6 +2879,14 @@ void btm_ble_process_adv_pkt_cont_for_inquiry( 
        const_cast<uint8_t*>(advertising_data.data()), advertising_data.size());

  }



  tBTM_INQ_RESULTS_CB* p_target_announcement_obs_results_cb =

      btm_cb.ble_ctr_cb.p_target_announcement_obs_results_cb;

  if (p_target_announcement_obs_results_cb) {

    (p_target_announcement_obs_results_cb)(

        (tBTM_INQ_RESULTS*)&p_i->inq_info.results,

        const_cast<uint8_t*>(advertising_data.data()), advertising_data.size());

  }



  uint8_t result = btm_ble_is_discoverable(bda, advertising_data);

  if (result == 0) {

    return;

system/stack/btm/btm_ble_int_types.h

+3 −0
Original line number Diff line number Diff line
@@ -245,6 +245,9 @@ typedef struct { 
  /* opportunistic observer */

  tBTM_INQ_RESULTS_CB* p_opportunistic_obs_results_cb;



  /* target announcement observer */

  tBTM_INQ_RESULTS_CB* p_target_announcement_obs_results_cb;



  /* background connection procedure cb value */

  uint16_t scan_int;

  uint16_t scan_win;

system/stack/include/btm_ble_api.h

+17 −0
Original line number Diff line number Diff line
@@ -194,6 +194,23 @@ extern tBTM_STATUS BTM_BleObserve(bool start, uint8_t duration, 
extern void BTM_BleOpportunisticObserve(bool enable,

                                        tBTM_INQ_RESULTS_CB* p_results_cb);



/*******************************************************************************

 *

 * Function         BTM_BleTargetAnnouncementObserve

 *

 * Description      Register/Unregister client interested in the targeted

 *                  announcements. Not that it is client responsible for parsing

 *                  advertising data.

 *

 * Parameters       start: start or stop observe.

 *                  p_results_cb: callback for results.

 *

 * Returns          void

 *

 ******************************************************************************/

extern void BTM_BleTargetAnnouncementObserve(bool enable,

                                             tBTM_INQ_RESULTS_CB* p_results_cb);



/** Returns local device encryption root (ER) */

const Octet16& BTM_GetDeviceEncRoot();