| /****************************************************************************** |
| * |
| * 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> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| typedef struct uuid_string_t uuid_string_t; |
| |
| // Creates uuid string structure to hold a well formed UUID |
| // string. Must release resources with |uuid_string_free|. |
| // Returns NULL if no memory. |
| uuid_string_t *uuid_string_new(void); |
| |
| // Frees a uuid string structure created from |uuid_string_new|. |
| // |uuid_string| may be NULL. |
| void uuid_string_free(uuid_string_t *uuid_string); |
| |
| // Returns a string pointer to the well formed UUID string |
| // entry. |uuid_string| must not be NULL. |
| const char *uuid_string_data(const uuid_string_t *uuid_string); |
| |
| // Creates uuid structure from a well formed UUID string |
| // |uuid_string|. The caller takes ownership of the uuid |
| // structure and must release resources with |uuid_free|. |
| // |uuid_string| must not be NULL. |
| // |
| // Returns NULL if |uuid_string| is malformed or no memory. |
| // |
| // A well formed UUID string is structured like this: |
| // "00112233-4455-6677-8899-aabbccddeeff" |
| bt_uuid_t *uuid_new(const char *uuid_string); |
| |
| // Frees a uuid structure created from |uuid_new| and friends. |
| // |uuid| may be NULL. |
| void uuid_free(bt_uuid_t *uuid); |
| |
| // Returns true if the UUID is all zeros, false otherwise. |
| // |uuid| may not be NULL. |
| bool uuid_is_empty(const bt_uuid_t *uuid); |
| |
| // Returns true if the two UUIDs are equal, false otherwise. |
| // |first| and |second| may not be NULL. |
| bool uuid_is_equal(const bt_uuid_t *first, const bt_uuid_t *second); |
| |
| // Copies uuid |src| into |dest| and returns a pointer to |dest|. |
| // |src| and |dest| must not be NULL. |
| bt_uuid_t *uuid_copy(bt_uuid_t *dest, const bt_uuid_t *src); |
| |
| // Converts contents of |uuid| to a well formed UUID string |
| // |uuid_string| using numbers and lower case letter. |uuid| |
| // and |uuid_string| must not be NULL. |
| void uuid_to_string(const bt_uuid_t *uuid, uuid_string_t *uuid_string); |
| |
| // Converts contents of |uuid| to a short uuid if possible. Returns |
| // true if conversion is possible, false otherwise. |
| // |uuid|, |uuid16| and |uuid32| must not be NULL. |
| bool uuid_128_to_16(const bt_uuid_t *uuid, uint16_t *uuid16); |
| bool uuid_128_to_32(const bt_uuid_t *uuid, uint32_t *uuid32); |
| |
| void uuid_128_from_16(bt_uuid_t *uuid, uint16_t uuid16); |
| |
| #ifdef __cplusplus |
| } |
| #endif |