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1 /*
2  * Copyright 2020 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 <cstdint>
20 
21 #include "stack/include/bt_hdr.h"
22 #include "stack/include/bt_types.h"
23 #include "stack/include/gatt_api.h"
24 #include "stack/include/hci_error_code.h"
25 #include "stack/include/hci_mode.h"
26 #include "stack/include/hcidefs.h"
27 #include "types/ble_address_with_type.h"
28 #include "types/class_of_device.h"
29 #include "types/hci_role.h"
30 #include "types/raw_address.h"
31 
32 namespace bluetooth {
33 namespace shim {
34 namespace legacy {
35 
36 typedef struct {
37   void (*on_connected)(const RawAddress& bda, uint16_t handle,
38                        uint8_t enc_mode);
39   void (*on_failed)(const RawAddress& bda, tHCI_STATUS status);
40   void (*on_disconnected)(tHCI_STATUS status, uint16_t handle,
41                           tHCI_STATUS reason);
42 } acl_classic_connection_interface_t;
43 
44 typedef struct {
45   void (*on_connected)(const tBLE_BD_ADDR& address_with_type, uint16_t handle,
46                        tHCI_ROLE role, uint16_t conn_interval,
47                        uint16_t conn_latency, uint16_t conn_timeout,
48                        const RawAddress& local_rpa, const RawAddress& peer_rpa,
49                        tBLE_ADDR_TYPE peer_addr_type);
50   void (*on_failed)(const tBLE_BD_ADDR& address_with_type, uint16_t handle,
51                     bool enhanced, tHCI_STATUS status);
52   void (*on_disconnected)(tHCI_STATUS status, uint16_t handle,
53                           tHCI_STATUS reason);
54   void (*on_iso_disconnected)(uint16_t handle, tHCI_STATUS reason);
55 } acl_le_connection_interface_t;
56 
57 typedef struct {
58   void (*on_esco_connect_request)(const RawAddress&,
59                                   const types::ClassOfDevice&);
60   void (*on_sco_connect_request)(const RawAddress&,
61                                  const types::ClassOfDevice&);
62   void (*on_disconnected)(uint16_t handle, tHCI_REASON reason);
63 } acl_sco_connection_interface_t;
64 
65 typedef struct {
66   void (*on_authentication_complete)(uint16_t handle, tHCI_STATUS status);
67   void (*on_change_connection_link_key_complete)();
68   void (*on_encryption_change)(bool enabled);
69   void (*on_flow_specification_complete)(uint16_t flow_direction,
70                                          uint16_t service_type,
71                                          uint32_t token_rate,
72                                          uint32_t token_bucket_size,
73                                          uint32_t peak_bandwidth,
74                                          uint32_t access_latency);
75   void (*on_flush_occurred)();
76   void (*on_central_link_key_complete)(uint8_t key_flag);
77   void (*on_mode_change)(tHCI_STATUS status, uint16_t handle,
78                          tHCI_MODE current_mode, uint16_t interval);
79   void (*on_sniff_subrating)(tHCI_STATUS status, uint16_t handle,
80                              uint16_t maximum_transmit_latency,
81                              uint16_t maximum_receive_latency,
82                              uint16_t minimum_remote_timeout,
83                              uint16_t minimum_local_timeout);
84   void (*on_packet_type_changed)(uint16_t packet_type);
85   void (*on_qos_setup_complete)(uint16_t service_type, uint32_t token_rate,
86                                 uint32_t peak_bandwidth, uint32_t latency,
87                                 uint32_t delay_variation);
88   void (*on_read_afh_channel_map_complete)(uint8_t afh_mode,
89                                            uint8_t afh_channel_map[]);
90   void (*on_read_automatic_flush_timeout_complete)(uint16_t flush_timeout);
91   void (*on_read_clock_complete)(uint32_t clock, uint16_t accuracy);
92   void (*on_read_clock_offset_complete)(uint16_t clock_offset);
93   void (*on_read_failed_contact_counter_complete)(
94       uint16_t failed_contact_counter);
95   void (*on_read_link_policy_settings_complete)(uint16_t link_policy_settings);
96   void (*on_read_link_quality_complete)(uint8_t link_quality);
97   void (*on_read_link_supervision_timeout_complete)(
98       uint16_t link_supervision_timeout);
99   void (*on_read_remote_supported_features_complete)(uint16_t handle,
100                                                      uint64_t features);
101   void (*on_read_remote_extended_features_complete)(uint16_t handle,
102                                                     uint8_t current_page_number,
103                                                     uint8_t max_page_number,
104                                                     uint64_t features);
105   void (*on_read_remote_version_information_complete)(
106       tHCI_STATUS status, uint16_t handle, uint8_t lmp_version,
107       uint16_t manufacturer_name, uint16_t sub_version);
108   void (*on_read_rssi_complete)(uint8_t rssi);
109   void (*on_read_transmit_power_level_complete)(uint8_t transmit_power_level);
110   void (*on_role_change)(tHCI_STATUS status, const RawAddress& bd_addr,
111                          tHCI_ROLE new_role);
112   void (*on_role_discovery_complete)(tHCI_ROLE current_role);
113 } acl_classic_link_interface_t;
114 
115 typedef struct {
116   void (*on_connection_update)(tHCI_STATUS status, uint16_t handle,
117                                uint16_t connection_interval,
118                                uint16_t connection_latency,
119                                uint16_t supervision_timeout);
120   void (*on_data_length_change)(uint16_t handle, uint16_t max_tx_octets,
121                                 uint16_t max_tx_time, uint16_t max_rx_octets,
122                                 uint16_t max_rx_time);
123   void (*on_read_remote_version_information_complete)(
124       tHCI_STATUS status, uint16_t handle, uint8_t lmp_version,
125       uint16_t manufacturer_name, uint16_t sub_version);
126   void (*on_phy_update)(tGATT_STATUS status, uint16_t handle, uint8_t tx_phy,
127                         uint8_t rx_phy);
128 } acl_le_link_interface_t;
129 
130 typedef struct {
131   acl_classic_connection_interface_t classic;
132   acl_le_connection_interface_t le;
133   acl_sco_connection_interface_t sco;
134 } acl_connection_interface_t;
135 
136 typedef struct {
137   acl_classic_link_interface_t classic;
138   acl_le_link_interface_t le;
139 } acl_link_interface_t;
140 
141 typedef struct {
142   void (*on_send_data_upwards)(BT_HDR*);
143   void (*on_packets_completed)(uint16_t handle, uint16_t num_packets);
144   acl_connection_interface_t connection;
145   acl_link_interface_t link;
146 } acl_interface_t;
147 
148 const acl_interface_t GetAclInterface();
149 
150 }  // namespace legacy
151 }  // namespace shim
152 }  // namespace bluetooth
153