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Commit dee4b28f authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
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Merge "SMP: Calculate LTK on BR SMP begin"

parents bc82d590 c73e0297

system/stack/smp/smp_act.cc

+9 −0
Original line number Diff line number Diff line
@@ -910,6 +910,15 @@ void smp_br_check_authorization_request(tSMP_CB* p_cb, tSMP_INT_DATA* p_data) { 
  }

  SMP_TRACE_DEBUG("%s: use h7 = %d", __func__, p_cb->key_derivation_h7_used);



  /* SMP over BR/EDR should always be used with CTKD, so derive LTK from

   * LK before receiving keys */

  if ((p_cb->role == HCI_ROLE_CENTRAL &&

       (p_cb->local_i_key & SMP_SEC_KEY_TYPE_ENC)) ||

      (p_cb->role == HCI_ROLE_PERIPHERAL &&

       (p_cb->local_r_key & SMP_SEC_KEY_TYPE_ENC))) {

    smp_generate_ltk(p_cb, p_data);

  }



  SMP_TRACE_DEBUG(

      "%s rcvs upgrades: i_keys=0x%x r_keys=0x%x (i-initiator r-responder)",

      __func__, p_cb->local_i_key, p_cb->local_r_key);

system/stack/smp/smp_keys.cc

+1 −1
Original line number Diff line number Diff line
@@ -530,7 +530,7 @@ static void smp_generate_ltk_cont(uint16_t div, tSMP_CB* p_cb) { 
void smp_generate_ltk(tSMP_CB* p_cb, UNUSED_ATTR tSMP_INT_DATA* p_data) {

  SMP_TRACE_DEBUG("%s", __func__);



  if (smp_get_br_state() == SMP_BR_STATE_BOND_PENDING) {

  if (p_cb->smp_over_br) {

    smp_br_process_link_key(p_cb, NULL);

    return;

  } else if (p_cb->le_secure_connections_mode_is_used) {