1 /* 2 * Copyright 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include "bt_common.h" 20 21 #include <hardware/bluetooth.h> 22 23 struct uid_set_t; 24 typedef struct uid_set_t uid_set_t; 25 26 /** 27 * Creates a UID set to keep track of traffic per UID. 28 * Caller is responsible for destroying this object via uid_set_destroy(). 29 */ 30 uid_set_t* uid_set_create(); 31 32 void uid_set_destroy(uid_set_t* set); 33 34 void uid_set_add_tx(uid_set_t* set, int32_t app_uid, uint64_t bytes); 35 void uid_set_add_rx(uid_set_t* set, int32_t app_uid, uint64_t bytes); 36 37 /** 38 * Returns an array of bt_uid_traffic_t structs, where the end of the array 39 * is signaled by an element with app_uid == -1. 40 * 41 * The caller is responsible for calling osi_free() on the returned array. 42 */ 43 bt_uid_traffic_t* uid_set_read_and_clear(uid_set_t* set); 44