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Commit 5b18cf1e authored by Martin Brabham's avatar Martin Brabham
Browse files

OOB: Cancel advertiser and replace 

Bug: 192298941
Test: Manual, test app and nRF connect.
Tag: #feature
Change-Id: Ia9a538fea6ac58e1487523447b22396c0caead8b
parent 95a23b1a

system/btif/src/btif_dm.cc

+31 −2
Original line number Diff line number Diff line
@@ -2365,6 +2365,14 @@ void btif_dm_load_local_oob(void) { 
  }

}



static bool waiting_on_oob_advertiser_start = false;

static uint8_t oob_advertiser_id = 0;

static void stop_oob_advertiser() {

  auto advertiser = get_ble_advertiser_instance();

  advertiser->Unregister(oob_advertiser_id);

  oob_advertiser_id = 0;

}



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

 *

 * Function         btif_dm_generate_local_oob_data
@@ -2382,7 +2390,16 @@ void btif_dm_generate_local_oob_data(tBT_TRANSPORT transport) { 
    // Call create data first, so we don't have to hold on to the address for

    // the state machine lifecycle.  Rather, lets create the data, then start

    // advertising then request the address.

    if (!waiting_on_oob_advertiser_start) {

      if (oob_advertiser_id != 0) {

        stop_oob_advertiser();

      }

      waiting_on_oob_advertiser_start = true;

      SMP_CrLocScOobData();

    } else {

      invoke_oob_data_request_cb(transport, false, Octet16{}, Octet16{},

                                 RawAddress{}, 0x00);

    }

  }

}
@@ -2391,6 +2408,7 @@ static void get_address_callback(tBT_TRANSPORT transport, bool is_valid, 
                                 const Octet16& c, const Octet16& r,

                                 uint8_t address_type, RawAddress address) {

  invoke_oob_data_request_cb(transport, is_valid, c, r, address, address_type);

  waiting_on_oob_advertiser_start = false;

}



// Step Three: CallBack from Step Two, advertise and get address
@@ -2401,6 +2419,8 @@ static void start_advertising_callback(uint8_t id, tBT_TRANSPORT transport, 
    LOG_INFO("OOB get advertiser ID failed with status %hhd", status);

    invoke_oob_data_request_cb(transport, false, c, r, RawAddress{}, 0x00);

    SMP_ClearLocScOobData();

    waiting_on_oob_advertiser_start = false;

    oob_advertiser_id = 0;

    return;

  }

  LOG_DEBUG("OOB advertiser with id %hhd", id);
@@ -2415,6 +2435,8 @@ static void timeout_cb(uint8_t id, uint8_t status) { 
  auto advertiser = get_ble_advertiser_instance();

  advertiser->Unregister(id);

  SMP_ClearLocScOobData();

  waiting_on_oob_advertiser_start = false;

  oob_advertiser_id = 0;

}



// Step Two: CallBack from Step One, advertise and get address
@@ -2425,9 +2447,13 @@ static void id_status_callback(tBT_TRANSPORT transport, bool is_valid, 
    LOG_INFO("OOB get advertiser ID failed with status %hhd", status);

    invoke_oob_data_request_cb(transport, false, c, r, RawAddress{}, 0x00);

    SMP_ClearLocScOobData();

    waiting_on_oob_advertiser_start = false;

    oob_advertiser_id = 0;

    return;

  }



  oob_advertiser_id = id;



  auto advertiser = get_ble_advertiser_instance();

  AdvertiseParameters parameters;

  parameters.advertising_event_properties = 0x0041 /* connectable, tx power */;
@@ -2461,8 +2487,11 @@ static void start_oob_advertiser(tBT_TRANSPORT transport, bool is_valid, 
void btif_dm_proc_loc_oob(tBT_TRANSPORT transport, bool is_valid,

                          const Octet16& c, const Octet16& r) {

  // is_valid is important for deciding which OobDataCallback function to use

  if (!is_valid)

  if (!is_valid) {

    invoke_oob_data_request_cb(transport, false, c, r, RawAddress{}, 0x00);

    waiting_on_oob_advertiser_start = false;

    return;

  }

  // Now that we have the data, lets start advertising and get the address.

  start_oob_advertiser(transport, is_valid, c, r);

}