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Commit 45179bdc authored by Martin Brabham's avatar Martin Brabham Committed by Xin Li
Browse files

Reset the IRK after all devices are unpaired 

Bug: 204355134
Test: Check IRK, pair devices, unpair all devices, Check IRK
Tag: #security
Bug: 213904741
Merged-In: I8e44f010a72dcdec595d81293a05f49ccc054065
Change-Id: I8e44f010a72dcdec595d81293a05f49ccc054065
parent 0f71a628

system/bta/dm/bta_dm_act.cc

+8 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#include "bta/dm/bta_dm_int.h"

#include "bta/gatt/bta_gattc_int.h"

#include "bta/include/bta_dm_ci.h"

#include "btif/include/btif_config.h"

#include "btif/include/btif_dm.h"

#include "btif/include/btif_storage.h"

#include "btif/include/stack_manager.h"
@@ -658,6 +659,13 @@ void bta_dm_remove_device(const RawAddress& bd_addr) { 
  if (!other_address_connected && !other_address.IsEmpty()) {

    bta_dm_process_remove_device(other_address);

  }



  /* Check the length of the paired devices, and if 0 then reset IRK */

  auto paired_devices = btif_config_get_paired_devices();

  if (paired_devices.empty()) {

    LOG_INFO("Last paired device removed, resetting IRK");

    btm_ble_reset_id();

  }

}



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

system/test/mock/mock_stack_btm_ble.cc

+3 −0
Original line number Diff line number Diff line
@@ -252,3 +252,6 @@ void read_phy_cb( 
    uint8_t* data, uint16_t len) {

  mock_function_count_map[__func__]++;

}

void btm_ble_reset_id(void) {

  mock_function_count_map[__func__]++;

}