/****************************************************************************** * * Copyright (C) 2014 Google, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ******************************************************************************/ #pragma once #include <hardware/bluetooth.h> #include <stdbool.h> #include <stddef.h> #include "osi/include/hash_map.h" // Note: the string representation of a bdaddr is expected to have the format // xx:xx:xx:xx:xx:xx // where each 'x' is a hex digit. The API presented in this header will accept // both uppercase and lowercase digits but will only ever produce lowercase // digits. typedef char bdstr_t[sizeof("xx:xx:xx:xx:xx:xx")]; // Returns true if |addr| is the empty address (00:00:00:00:00:00). // |addr| may not be NULL. bool bdaddr_is_empty(const bt_bdaddr_t *addr); // Returns true if |first| and |second| refer to the same address. Neither // may be NULL. bool bdaddr_equals(const bt_bdaddr_t *first, const bt_bdaddr_t *second); // Returns destination bdaddr |dest| after copying |src| to |dest|. // |dest| and |src| must not be NULL. bt_bdaddr_t *bdaddr_copy(bt_bdaddr_t *dest, const bt_bdaddr_t *src); // Makes a string representation of |addr| and places it into |string|. |size| // refers to the size of |string|'s buffer and must be >= 18. On success, this // function returns |string|, otherwise it returns NULL. Neither |addr| nor |string| // may be NULL. const char *bdaddr_to_string(const bt_bdaddr_t *addr, char *string, size_t size); // Returns true if |string| represents a Bluetooth address. |string| may not be NULL. bool string_is_bdaddr(const char *string); // Converts |string| to bt_bdaddr_t and places it in |addr|. If |string| does not // represent a Bluetooth address, |addr| is not modified and this function returns // false. Otherwise, it returns true. Neither |string| nor |addr| may be NULL. bool string_to_bdaddr(const char *string, bt_bdaddr_t *addr); // A hash function tailored for bdaddrs. hash_index_t hash_function_bdaddr(const void *key);