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Commit 211bd0d9 authored by Rahul Arya's avatar Rahul Arya Committed by Presubmit Automerger Backend
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[automerge] Don't ignore encryption change events while in IDLE state 2p: 783ef4e0 

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/23152786

Bug: 267672620
Bug: 263323082
Change-Id: I7f71be721b650fb2214a737ae04786327f480517
Merged-In: I61c6eb5bd72ba6c3dac1186de1b893e5b461e368
parents 4452a100 783ef4e0

system/stack/btm/btm_sec.cc

+17 −1
Original line number Diff line number Diff line
@@ -163,6 +163,18 @@ static bool concurrentPeerAuthIsEnabled() { 
  return sCONCURRENT_PEER_AUTH_IS_ENABLED;

}



/**

 * Whether we should handle encryption change events from a peer device, while

 * we are in the IDLE state. This matters if we are waiting to retry encryption

 * following an LMP timeout, and then we get an encryption change event from the

 * peer.

 */

static bool handleUnexpectedEncryptionChange() {

  static const bool sHandleUnexpectedEncryptionChange = osi_property_get_bool(

      "bluetooth.btm.sec.handle_unexpected_encryption_change.enabled", false);

  return sHandleUnexpectedEncryptionChange;

}



void NotifyBondingCanceled(tBTM_STATUS btm_status) {

  if (btm_cb.api.p_bond_cancel_cmpl_callback) {

    btm_cb.api.p_bond_cancel_cmpl_callback(BTM_SUCCESS);
@@ -3470,12 +3482,16 @@ void btm_sec_encrypt_change(uint16_t handle, tHCI_STATUS status, 
                      __func__, p_dev_rec, p_dev_rec->p_callback);

      p_dev_rec->p_callback = NULL;

      l2cu_resubmit_pending_sec_req(&p_dev_rec->bd_addr);

      return;

    } else if (!concurrentPeerAuthIsEnabled() &&

               p_dev_rec->sec_state == BTM_SEC_STATE_AUTHENTICATING) {

      p_dev_rec->sec_state = BTM_SEC_STATE_IDLE;

      return;

    }

    if (!handleUnexpectedEncryptionChange()) {

      return;

    }

  }



  p_dev_rec->sec_state = BTM_SEC_STATE_IDLE;

  /* If encryption setup failed, notify the waiting layer */