1 /****************************************************************************** 2 * 3 * Copyright (C) 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_HH_H 20 #define BTIF_HH_H 21 22 #include <hardware/bluetooth.h> 23 #include <hardware/bt_hh.h> 24 #include <pthread.h> 25 #include <stdint.h> 26 #include "bta_hh_api.h" 27 #include "btu.h" 28 29 30 /******************************************************************************* 31 ** Constants & Macros 32 ********************************************************************************/ 33 34 #define BTIF_HH_MAX_HID 8 35 #define BTIF_HH_MAX_ADDED_DEV 32 36 37 #define BTIF_HH_MAX_KEYSTATES 3 38 #define BTIF_HH_KEYSTATE_MASK_NUMLOCK 0x01 39 #define BTIF_HH_KEYSTATE_MASK_CAPSLOCK 0x02 40 #define BTIF_HH_KEYSTATE_MASK_SCROLLLOCK 0x04 41 42 43 /******************************************************************************* 44 ** Type definitions and return values 45 ********************************************************************************/ 46 47 typedef enum 48 { 49 BTIF_HH_DISABLED = 0, 50 BTIF_HH_ENABLED, 51 BTIF_HH_DISABLING, 52 BTIF_HH_DEV_UNKNOWN, 53 BTIF_HH_DEV_CONNECTING, 54 BTIF_HH_DEV_CONNECTED, 55 BTIF_HH_DEV_DISCONNECTED 56 } BTIF_HH_STATUS; 57 58 typedef struct 59 { 60 bthh_connection_state_t dev_status; 61 UINT8 dev_handle; 62 bt_bdaddr_t bd_addr; 63 tBTA_HH_ATTR_MASK attr_mask; 64 UINT8 sub_class; 65 UINT8 app_id; 66 int fd; 67 BOOLEAN ready_for_data; 68 pthread_t hh_poll_thread_id; 69 UINT8 hh_keep_polling; 70 BOOLEAN vup_timer_active; 71 TIMER_LIST_ENT vup_timer; 72 BOOLEAN local_vup; // Indicated locally initiated VUP 73 } btif_hh_device_t; 74 75 /* Control block to maintain properties of devices */ 76 typedef struct 77 { 78 UINT8 dev_handle; 79 bt_bdaddr_t bd_addr; 80 tBTA_HH_ATTR_MASK attr_mask; 81 } btif_hh_added_device_t; 82 83 /** 84 * BTIF-HH control block to maintain added devices and currently 85 * connected hid devices 86 */ 87 typedef struct 88 { 89 BTIF_HH_STATUS status; 90 btif_hh_device_t devices[BTIF_HH_MAX_HID]; 91 UINT32 device_num; 92 btif_hh_added_device_t added_devices[BTIF_HH_MAX_ADDED_DEV]; 93 btif_hh_device_t *p_curr_dev; 94 } btif_hh_cb_t; 95 96 97 /******************************************************************************* 98 ** Functions 99 ********************************************************************************/ 100 101 extern btif_hh_cb_t btif_hh_cb; 102 103 extern btif_hh_device_t *btif_hh_find_connected_dev_by_handle(UINT8 handle); 104 extern void btif_hh_remove_device(bt_bdaddr_t bd_addr); 105 BOOLEAN btif_hh_add_added_dev(bt_bdaddr_t bda, tBTA_HH_ATTR_MASK attr_mask); 106 extern bt_status_t btif_hh_virtual_unplug(bt_bdaddr_t *bd_addr); 107 extern void btif_hh_disconnect(bt_bdaddr_t *bd_addr); 108 extern void btif_hh_setreport(btif_hh_device_t *p_dev, bthh_report_type_t r_type, 109 UINT16 size, UINT8* report); 110 111 BOOLEAN btif_hh_add_added_dev(bt_bdaddr_t bd_addr, tBTA_HH_ATTR_MASK attr_mask); 112 113 #endif 114