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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