1 /******************************************************************************
2  *
3  *  Copyright (c) 2014 The Android Open Source Project
4  *  Copyright (C) 2009-2012 Broadcom Corporation
5  *
6  *  Licensed under the Apache License, Version 2.0 (the "License");
7  *  you may not use this file except in compliance with the License.
8  *  You may obtain a copy of the License at:
9  *
10  *  http://www.apache.org/licenses/LICENSE-2.0
11  *
12  *  Unless required by applicable law or agreed to in writing, software
13  *  distributed under the License is distributed on an "AS IS" BASIS,
14  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  *  See the License for the specific language governing permissions and
16  *  limitations under the License.
17  *
18  ******************************************************************************/
19 
20 #ifndef BTIF_UTIL_H
21 #define BTIF_UTIL_H
22 
23 #include <hardware/bluetooth.h>
24 #include <hardware/bt_hf.h>
25 #include <stdbool.h>
26 #include <sys/time.h>
27 
28 #include "bt_types.h"
29 #include "bt_utils.h"
30 
31 /*******************************************************************************
32  *  Constants & Macros
33  ******************************************************************************/
34 
35 #define CASE_RETURN_STR(const) \
36   case const:                  \
37     return #const;
38 
39 /*******************************************************************************
40  *  Type definitions for callback functions
41  ******************************************************************************/
42 
43 /*******************************************************************************
44  *  Functions
45  ******************************************************************************/
46 
47 const char* dump_bt_status(bt_status_t status);
48 const char* dump_dm_search_event(uint16_t event);
49 const char* dump_dm_event(uint16_t event);
50 const char* dump_hf_event(uint16_t event);
51 const char* dump_hf_client_event(uint16_t event);
52 const char* dump_hh_event(uint16_t event);
53 const char* dump_hd_event(uint16_t event);
54 const char* dump_hf_conn_state(uint16_t event);
55 const char* dump_hf_call_state(bthf_call_state_t call_state);
56 const char* dump_property_type(bt_property_type_t type);
57 const char* dump_hf_audio_state(uint16_t event);
58 const char* dump_adapter_scan_mode(bt_scan_mode_t mode);
59 const char* dump_thread_evt(bt_cb_thread_evt evt);
60 const char* dump_av_conn_state(uint16_t event);
61 const char* dump_av_audio_state(uint16_t event);
62 const char* dump_rc_event(uint8_t event);
63 const char* dump_rc_notification_event_id(uint8_t event_id);
64 const char* dump_rc_pdu(uint8_t pdu);
65 
66 uint32_t devclass2uint(DEV_CLASS dev_class);
67 void uint2devclass(uint32_t dev, DEV_CLASS dev_class);
68 void uuid16_to_uuid128(uint16_t uuid16, bt_uuid_t* uuid128);
69 
70 // Takes a |str| containing a 128-bit GUID formatted UUID and stores the
71 // result in |p_uuid|. |str| must be formatted in this format:
72 //   "12345678-1234-1234-1234-123456789012"
73 // |p_uuid| cannot be null. Returns true if parsing was successful, false
74 // otherwise. Returns false if |str| is null.
75 bool string_to_uuid(const char* str, bt_uuid_t* p_uuid);
76 
77 int ascii_2_hex(const char* p_ascii, int len, uint8_t* p_hex);
78 
79 void uuid_to_string_legacy(bt_uuid_t* p_uuid, char* str, size_t str_len);
80 
81 #endif /* BTIF_UTIL_H */
82