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1 /******************************************************************************
2  *
3  *  Copyright 2009-2012 Broadcom Corporation
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 #ifndef BTIF_SOCK_THREAD_H
20 #define BTIF_SOCK_THREAD_H
21 
22 #include <stdbool.h>
23 
24 #include <hardware/bluetooth.h>
25 #include <hardware/bt_sock.h>
26 
27 /*******************************************************************************
28  *  Constants & Macros
29  ******************************************************************************/
30 
31 #define SOCK_THREAD_FD_RD 1               /* BT socket read signal */
32 #define SOCK_THREAD_FD_WR (1 << 1)        /* BT socket write signal */
33 #define SOCK_THREAD_FD_EXCEPTION (1 << 2) /* BT socket exception singal */
34 
35 /* Add BT socket fd in current socket poll thread context immediately */
36 #define SOCK_THREAD_ADD_FD_SYNC (1 << 3)
37 
38 /*******************************************************************************
39  *  Functions
40  ******************************************************************************/
41 
42 typedef void (*btsock_signaled_cb)(int fd, int type, int flags,
43                                    uint32_t user_id);
44 typedef void (*btsock_cmd_cb)(int cmd_fd, int type, int size, uint32_t user_id);
45 
46 int btsock_thread_init();
47 int btsock_thread_add_fd(int handle, int fd, int type, int flags,
48                          uint32_t user_id);
49 bool btsock_thread_remove_fd_and_close(int thread_handle, int fd);
50 int btsock_thread_wakeup(int handle);
51 int btsock_thread_post_cmd(int handle, int cmd_type,
52                            const unsigned char* cmd_data, int data_size,
53                            uint32_t user_id);
54 int btsock_thread_create(btsock_signaled_cb callback,
55                          btsock_cmd_cb cmd_callback);
56 int btsock_thread_exit(int handle);
57 
58 #endif
59