1 /****************************************************************************** 2 * 3 * Copyright 2016 The Android Open Source Project 4 * Copyright 2005-2012 Broadcom Corporation 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at: 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 ******************************************************************************/ 19 20 /****************************************************************************** 21 * 22 * This file contains BTA HID Device internal definitions 23 * 24 ******************************************************************************/ 25 26 #ifndef BTA_HD_INT_H 27 #define BTA_HD_INT_H 28 29 #include <cstdint> 30 31 #include "bta/include/bta_hd_api.h" 32 #include "bta/sys/bta_sys.h" 33 #include "internal_include/bt_target.h" 34 #include "stack/include/bt_hdr.h" 35 #include "stack/include/hiddefs.h" 36 #include "types/raw_address.h" 37 38 enum { 39 BTA_HD_API_REGISTER_APP_EVT = BTA_SYS_EVT_START(BTA_ID_HD), 40 BTA_HD_API_UNREGISTER_APP_EVT, 41 BTA_HD_API_CONNECT_EVT, 42 BTA_HD_API_DISCONNECT_EVT, 43 BTA_HD_API_ADD_DEVICE_EVT, 44 BTA_HD_API_REMOVE_DEVICE_EVT, 45 BTA_HD_API_SEND_REPORT_EVT, 46 BTA_HD_API_REPORT_ERROR_EVT, 47 BTA_HD_API_VC_UNPLUG_EVT, 48 BTA_HD_INT_OPEN_EVT, 49 BTA_HD_INT_CLOSE_EVT, 50 BTA_HD_INT_INTR_DATA_EVT, 51 BTA_HD_INT_GET_REPORT_EVT, 52 BTA_HD_INT_SET_REPORT_EVT, 53 BTA_HD_INT_SET_PROTOCOL_EVT, 54 BTA_HD_INT_VC_UNPLUG_EVT, 55 BTA_HD_INT_SUSPEND_EVT, 56 BTA_HD_INT_EXIT_SUSPEND_EVT, 57 58 /* handled outside state machine */ 59 BTA_HD_API_ENABLE_EVT, 60 BTA_HD_API_DISABLE_EVT 61 }; 62 typedef uint16_t tBTA_HD_INT_EVT; 63 64 #define BTA_HD_INVALID_EVT (BTA_HD_API_DISABLE_EVT + 1) 65 66 typedef struct { 67 BT_HDR_RIGID hdr; 68 tBTA_HD_CBACK* p_cback; 69 } tBTA_HD_API_ENABLE; 70 71 #define BTA_HD_APP_NAME_LEN 50 72 #define BTA_HD_APP_DESCRIPTION_LEN 50 73 #define BTA_HD_APP_PROVIDER_LEN 50 74 #define BTA_HD_APP_DESCRIPTOR_LEN HIDD_APP_DESCRIPTOR_LEN 75 76 #define BTA_HD_STATE_DISABLED 0x00 77 #define BTA_HD_STATE_ENABLED 0x01 78 #define BTA_HD_STATE_IDLE 0x02 79 #define BTA_HD_STATE_CONNECTED 0x03 80 #define BTA_HD_STATE_DISABLING 0x04 81 #define BTA_HD_STATE_REMOVING 0x05 82 83 typedef struct { 84 BT_HDR_RIGID hdr; 85 char name[BTA_HD_APP_NAME_LEN]; 86 char description[BTA_HD_APP_DESCRIPTION_LEN]; 87 char provider[BTA_HD_APP_PROVIDER_LEN]; 88 uint8_t subclass; 89 uint16_t d_len; 90 uint8_t d_data[BTA_HD_APP_DESCRIPTOR_LEN]; 91 92 tBTA_HD_QOS_INFO in_qos; 93 tBTA_HD_QOS_INFO out_qos; 94 } tBTA_HD_REGISTER_APP; 95 96 #define BTA_HD_REPORT_LEN HID_DEV_MTU_SIZE 97 98 typedef struct { 99 BT_HDR_RIGID hdr; 100 bool use_intr; 101 uint8_t type; 102 uint8_t id; 103 uint16_t len; 104 uint8_t data[BTA_HD_REPORT_LEN]; 105 } tBTA_HD_SEND_REPORT; 106 107 typedef struct { 108 BT_HDR_RIGID hdr; 109 RawAddress addr; 110 } tBTA_HD_DEVICE_CTRL; 111 112 typedef struct { 113 BT_HDR_RIGID hdr; 114 uint8_t error; 115 } tBTA_HD_REPORT_ERR; 116 117 /* union of all event data types */ 118 typedef union { 119 BT_HDR_RIGID hdr; 120 tBTA_HD_API_ENABLE api_enable; 121 tBTA_HD_REGISTER_APP register_app; 122 tBTA_HD_SEND_REPORT send_report; 123 tBTA_HD_DEVICE_CTRL device_ctrl; 124 tBTA_HD_REPORT_ERR report_err; 125 } tBTA_HD_DATA; 126 127 typedef struct { 128 BT_HDR_RIGID hdr; 129 RawAddress addr; 130 uint32_t data; 131 BT_HDR* p_data; 132 } tBTA_HD_CBACK_DATA; 133 134 /****************************************************************************** 135 * Main Control Block 136 ******************************************************************************/ 137 typedef struct { 138 tBTA_HD_CBACK* p_cback; 139 uint32_t sdp_handle; 140 uint8_t state; 141 RawAddress bd_addr; 142 bool use_report_id; 143 bool boot_mode; 144 bool vc_unplug; 145 bool disable_w4_close; 146 } tBTA_HD_CB; 147 148 extern tBTA_HD_CB bta_hd_cb; 149 150 /***************************************************************************** 151 * Function prototypes 152 ****************************************************************************/ 153 bool bta_hd_hdl_event(const BT_HDR_RIGID* p_msg); 154 155 void bta_hd_api_enable(tBTA_HD_DATA* p_data); 156 void bta_hd_api_disable(void); 157 158 void bta_hd_register_act(tBTA_HD_DATA* p_data); 159 void bta_hd_unregister_act(); 160 void bta_hd_unregister2_act(tBTA_HD_DATA* p_data); 161 void bta_hd_connect_act(tBTA_HD_DATA* p_data); 162 void bta_hd_disconnect_act(); 163 void bta_hd_add_device_act(tBTA_HD_DATA* p_data); 164 void bta_hd_remove_device_act(tBTA_HD_DATA* p_data); 165 void bta_hd_send_report_act(tBTA_HD_DATA* p_data); 166 void bta_hd_report_error_act(tBTA_HD_DATA* p_data); 167 void bta_hd_vc_unplug_act(); 168 169 void bta_hd_open_act(tBTA_HD_DATA* p_data); 170 void bta_hd_close_act(tBTA_HD_DATA* p_data); 171 void bta_hd_intr_data_act(tBTA_HD_DATA* p_data); 172 void bta_hd_get_report_act(tBTA_HD_DATA* p_data); 173 void bta_hd_set_report_act(tBTA_HD_DATA* p_data); 174 void bta_hd_set_protocol_act(tBTA_HD_DATA* p_data); 175 void bta_hd_vc_unplug_done_act(tBTA_HD_DATA* p_data); 176 void bta_hd_suspend_act(tBTA_HD_DATA* p_data); 177 void bta_hd_exit_suspend_act(tBTA_HD_DATA* p_data); 178 179 #endif 180