text: /*
   * This file is part of the MicroPython project, http://micropython.org/
   *
   * The MIT License (MIT)
   *
   * Copyright (c) 2018 Dan Halbert for Adafruit Industries
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  #ifndef MICROPY_INCLUDED_BLE_HCI_COMMON_HAL_INIT_H
  #define MICROPY_INCLUDED_BLE_HCI_COMMON_HAL_INIT_H
  
  #include <stdbool.h>
  
  #include "shared-bindings/_bleio/UUID.h"
  
  #include "att.h"
  #include "hci.h"
  
  void bleio_background(void);
  void bleio_reset(void);
  
  typedef struct {
      // ble_gap_enc_key_t own_enc;
      // ble_gap_enc_key_t peer_enc;
      // ble_gap_id_key_t peer_id;
  } bonding_keys_t;
  
  // We assume variable length data.
  // 20 bytes max (23 - 3).
  #define GATT_MAX_DATA_LENGTH (BT_ATT_DEFAULT_LE_MTU - 3)
  
  //FIX
  #define BLE_GATT_HANDLE_INVALID 0x0000
  #define BLE_CONN_HANDLE_INVALID 0xFFFF
  #define BLE_GATTS_FIX_ATTR_LEN_MAX (510)  /**< Maximum length for fixed length Attribute Values. */
  #define BLE_GATTS_VAR_ATTR_LEN_MAX (512)  /**< Maximum length for variable length Attribute Values. */
  
  // Track if the user code modified the BLE state to know if we need to undo it on reload.
  extern bool vm_used_ble;
  
  // UUID shared by all CCCD's.
  extern bleio_uuid_obj_t cccd_uuid;
  
  #endif // MICROPY_INCLUDED_BLE_HCI_COMMON_HAL_INIT_H
  