1 /******************************************************************************
2  *
3  *  Copyright (C) 2014 Google, Inc.
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 #pragma once
20 
21 #include <stdbool.h>
22 #include <stdint.h>
23 
24 #include "bt_types.h"
25 #include "bt_vendor_lib.h"
26 #include "hci_internals.h"
27 #include "hci_layer.h"
28 
29 typedef enum {
30   VENDOR_CHIP_POWER_CONTROL   = BT_VND_OP_POWER_CTRL,
31   VENDOR_OPEN_USERIAL         = BT_VND_OP_USERIAL_OPEN,
32   VENDOR_CLOSE_USERIAL        = BT_VND_OP_USERIAL_CLOSE,
33   VENDOR_GET_LPM_IDLE_TIMEOUT = BT_VND_OP_GET_LPM_IDLE_TIMEOUT,
34   VENDOR_SET_LPM_WAKE_STATE   = BT_VND_OP_LPM_WAKE_SET_STATE,
35   VENDOR_SET_AUDIO_STATE      = BT_VND_OP_SET_AUDIO_STATE
36 } vendor_opcode_t;
37 
38 typedef enum {
39   VENDOR_CONFIGURE_FIRMWARE   = BT_VND_OP_FW_CFG,
40   VENDOR_CONFIGURE_SCO        = BT_VND_OP_SCO_CFG,
41   VENDOR_SET_LPM_MODE         = BT_VND_OP_LPM_SET_MODE,
42   VENDOR_DO_EPILOG            = BT_VND_OP_EPILOG
43 } vendor_async_opcode_t;
44 
45 typedef void (*vendor_cb)(bool success);
46 
47 typedef struct vendor_t{
48   // Opens the vendor-specific library and sets the Bluetooth
49   // address of the adapter to |local_bdaddr|. |hci_interface| is
50   // used to send commands on behalf of the vendor library.
51   bool (*open)(
52     const uint8_t *local_bdaddr,
53     const hci_t *hci_interface
54   );
55 
56   // Closes the vendor-specific library and frees all associated resources.
57   // Only |vendor_open| may be called after |vendor_close|.
58   void (*close)(void);
59 
60   // Sends a vendor-specific command to the library.
61   int (*send_command)(vendor_opcode_t opcode, void *param);
62 
63   // Sends an asynchronous vendor-specific command to the library.
64   int (*send_async_command)(vendor_async_opcode_t opcode, void *param);
65 
66   // Registers a callback for an asynchronous vendor-specific command.
67   void (*set_callback)(vendor_async_opcode_t opcode, vendor_cb callback);
68 } vendor_t;
69 
70 const vendor_t *vendor_get_interface();
71