1 /****************************************************************************** 2 * 3 * Copyright 1999-2012 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 /****************************************************************************** 20 * 21 * this file contains the main Bluetooth Upper Layer definitions. The Broadcom 22 * implementations of L2CAP RFCOMM, SDP and the BTIf run as one GKI task. The 23 * btu_task switches between them. 24 * 25 ******************************************************************************/ 26 27 #ifndef BTU_H 28 #define BTU_H 29 30 #include <base/callback.h> 31 #include <base/location.h> 32 #include <base/threading/thread.h> 33 34 #include <cstdint> 35 36 #include "bt_target.h" 37 #include "common/message_loop_thread.h" 38 #include "include/hardware/bluetooth.h" 39 #include "osi/include/alarm.h" 40 #include "osi/include/osi.h" // UNUSED_ATTR 41 #include "stack/include/bt_hdr.h" 42 43 /* Global BTU data */ 44 extern uint8_t btu_trace_level; 45 46 /* Functions provided by btu_hcif.cc 47 *********************************** 48 */ 49 void btu_hcif_process_event(UNUSED_ATTR uint8_t controller_id, 50 const BT_HDR* p_buf); 51 void btu_hcif_send_cmd(UNUSED_ATTR uint8_t controller_id, const BT_HDR* p_msg); 52 void btu_hcif_send_cmd_with_cb(const base::Location& posted_from, 53 uint16_t opcode, uint8_t* params, 54 uint8_t params_len, 55 base::OnceCallback<void(uint8_t*, uint16_t)> cb); 56 namespace bluetooth::legacy::testing { 57 void btu_hcif_hdl_command_status(uint16_t opcode, uint8_t status, 58 const uint8_t* p_cmd, 59 void* p_vsc_status_cback); 60 } // namespace bluetooth::legacy::testing 61 62 /* Functions provided by btu_task.cc 63 *********************************** 64 */ 65 bluetooth::common::MessageLoopThread* get_main_thread(); 66 bt_status_t do_in_main_thread(const base::Location& from_here, 67 base::OnceClosure task); 68 bt_status_t do_in_main_thread_delayed(const base::Location& from_here, 69 base::OnceClosure task, 70 const base::TimeDelta& delay); 71 72 bool is_on_main_thread(); 73 using BtMainClosure = std::function<void()>; 74 void post_on_bt_main(BtMainClosure closure); 75 76 #endif 77