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Commit 955c9587 authored by Jakub Pawłowski's avatar Jakub Pawłowski Committed by Automerger Merge Worker
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Merge "Remember what stage of service discovery are we during bonding" am:... 

Merge "Remember what stage of service discovery are we during bonding" am: 69a8fbed am: fc4f2803

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2272447



Change-Id: Ia19a406105fe9808a463684b6ee3639e7325b8e2
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 2a83767d fc4f2803

system/btif/src/btif_dm.cc

+73 −7
Original line number Diff line number Diff line
@@ -141,7 +141,7 @@ const bool enable_address_consolidate = true; // TODO remove 
#define ENCRYPTED_BREDR 2

#define ENCRYPTED_LE 4



typedef struct {

struct btif_dm_pairing_cb_t {

  bt_bond_state_t state;

  RawAddress static_bdaddr;

  RawAddress bd_addr;
@@ -158,7 +158,12 @@ typedef struct { 
  bool is_le_nc; /* LE Numeric comparison */

  btif_dm_ble_cb_t ble;

  uint8_t fail_reason;

} btif_dm_pairing_cb_t;



  enum ServiceDiscoveryState { NOT_STARTED, SCHEDULED, FINISHED };



  ServiceDiscoveryState gatt_over_le;

  ServiceDiscoveryState sdp_over_classic;

};



// TODO(jpawlowski): unify ?

// btif_dm_local_key_id_t == tBTM_BLE_LOCAL_ID_KEYS == tBTA_BLE_LOCAL_ID_KEYS
@@ -514,11 +519,15 @@ static void bond_state_changed(bt_status_t status, const RawAddress& bd_addr, 
  }



  if (state == BT_BOND_STATE_BONDING ||

      (state == BT_BOND_STATE_BONDED && pairing_cb.sdp_attempts > 0)) {

    // Save state for the device is bonding or SDP.

      (state == BT_BOND_STATE_BONDED &&

       (pairing_cb.sdp_attempts > 0 ||

        pairing_cb.gatt_over_le ==

            btif_dm_pairing_cb_t::ServiceDiscoveryState::SCHEDULED))) {

    // Save state for the device is bonding or SDP or GATT over LE discovery

    pairing_cb.state = state;

    pairing_cb.bd_addr = bd_addr;

  } else {

    LOG_INFO("clearing btif pairing_cb");

    pairing_cb = {};

  }

}
@@ -1111,9 +1120,16 @@ static void btif_dm_auth_cmpl_evt(tBTA_DM_AUTH_CMPL* p_auth_cmpl) { 
        } else {

          bond_state_changed(BT_STATUS_SUCCESS, bd_addr, BT_BOND_STATE_BONDED);

        }



        if (pairing_cb.sdp_over_classic ==

            btif_dm_pairing_cb_t::ServiceDiscoveryState::NOT_STARTED) {

          LOG_INFO("scheduling SDP for %s", ADDRESS_TO_LOGGABLE_CSTR(bd_addr));

          pairing_cb.sdp_over_classic =

              btif_dm_pairing_cb_t::ServiceDiscoveryState::SCHEDULED;

          btif_dm_get_remote_services(bd_addr, BT_TRANSPORT_AUTO);

        }

      }

    }

    // Do not call bond_state_changed_cb yet. Wait until remote service

    // discovery is complete

  } else {
@@ -1450,7 +1466,8 @@ static void btif_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, 
          pairing_cb.state == BT_BOND_STATE_BONDED &&

          pairing_cb.sdp_attempts < BTIF_DM_MAX_SDP_ATTEMPTS_AFTER_PAIRING) {

        if (pairing_cb.sdp_attempts) {

          LOG_WARN("SDP failed after bonding re-attempting");

          LOG_WARN("SDP failed after bonding re-attempting for %s",

                   ADDRESS_TO_LOGGABLE_CSTR(bd_addr));

          pairing_cb.sdp_attempts++;

          btif_dm_get_remote_services(bd_addr, BT_TRANSPORT_AUTO);

        } else {
@@ -1458,6 +1475,14 @@ static void btif_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, 
        }

        return;

      }



      if ((bd_addr == pairing_cb.bd_addr ||

           bd_addr == pairing_cb.static_bdaddr)) {

        LOG_INFO("SDP finished for %s:", ADDRESS_TO_LOGGABLE_CSTR(bd_addr));

        pairing_cb.sdp_over_classic =

            btif_dm_pairing_cb_t::ServiceDiscoveryState::FINISHED;

      }



      prop.type = BT_PROPERTY_UUIDS;

      prop.len = 0;

      if ((p_data->disc_res.result == BTA_SUCCESS) &&
@@ -1534,6 +1559,7 @@ static void btif_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, 
        // Both SDP and bonding are done, clear pairing control block in case

        // it is not already cleared

        pairing_cb = {};

        LOG_INFO("clearing btif pairing_cb");

      }



      if (p_data->disc_res.num_uuids != 0 || num_eir_uuids != 0) {
@@ -1566,6 +1592,18 @@ static void btif_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, 
      if (event == BTA_DM_GATT_OVER_LE_RES_EVT) {

        LOG_INFO("New GATT over LE UUIDs for %s:",

                 ADDRESS_TO_LOGGABLE_CSTR(bd_addr));

        if ((bd_addr == pairing_cb.bd_addr ||

             bd_addr == pairing_cb.static_bdaddr)) {

          if (pairing_cb.gatt_over_le !=

              btif_dm_pairing_cb_t::ServiceDiscoveryState::SCHEDULED) {

            LOG_ERROR(

                "gatt_over_le should be SCHEDULED, did someone clear the "

                "control block for %s ?",

                ADDRESS_TO_LOGGABLE_CSTR(bd_addr));

          }

          pairing_cb.gatt_over_le =

              btif_dm_pairing_cb_t::ServiceDiscoveryState::FINISHED;

        }

      } else {

        LOG_INFO("New GATT over SDP UUIDs for %s:",

                 ADDRESS_TO_LOGGABLE_CSTR(bd_addr));
@@ -1634,6 +1672,21 @@ static void btif_dm_search_services_evt(tBTA_DM_SEARCH_EVT event, 
      /* Send the event to the BTIF */

      GetInterfaceToProfiles()->events->invoke_remote_device_properties_cb(

          BT_STATUS_SUCCESS, bd_addr, num_properties, prop);



      if ((bd_addr == pairing_cb.bd_addr ||

           bd_addr == pairing_cb.static_bdaddr) &&

          pairing_cb.sdp_over_classic !=

              btif_dm_pairing_cb_t::ServiceDiscoveryState::SCHEDULED &&

          pairing_cb.gatt_over_le !=

              btif_dm_pairing_cb_t::ServiceDiscoveryState::SCHEDULED) {

        // Both SDP and bonding are either done, or not scheduled, we are safe

        // to clear the service discovery part of CB.

        pairing_cb.gatt_over_le =

            btif_dm_pairing_cb_t::ServiceDiscoveryState::NOT_STARTED;

        pairing_cb.sdp_over_classic =

            btif_dm_pairing_cb_t::ServiceDiscoveryState::NOT_STARTED;

        LOG_INFO("clearing service discovery part of pairing_cb");

      }

    } break;



    case BTA_DM_DID_RES_EVT: {
@@ -3014,7 +3067,20 @@ static void btif_dm_ble_auth_cmpl_evt(tBTA_DM_AUTH_CMPL* p_auth_cmpl) { 
      state = BT_BOND_STATE_NONE;

    } else {

      btif_dm_save_ble_bonding_keys(bd_addr);



      if (pairing_cb.gatt_over_le ==

          btif_dm_pairing_cb_t::ServiceDiscoveryState::NOT_STARTED) {

        LOG_INFO("scheduling GATT discovery over LE for %s",

                 ADDRESS_TO_LOGGABLE_CSTR(bd_addr));

        pairing_cb.gatt_over_le =

            btif_dm_pairing_cb_t::ServiceDiscoveryState::SCHEDULED;

        btif_dm_get_remote_services(bd_addr, BT_TRANSPORT_LE);

      } else {

        LOG_INFO(

            "skipping GATT discovery over LE - was already scheduled or "

            "finished for %s, state: %d",

            ADDRESS_TO_LOGGABLE_CSTR(bd_addr), pairing_cb.gatt_over_le);

      }

    }

  } else {

    /*Map the HCI fail reason  to  bt status  */