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1 /******************************************************************************
2  *
3  *  Copyright 2003-2012 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 is the public interface file for the BTA system manager.
22  *
23  ******************************************************************************/
24 #ifndef BTA_SYS_H
25 #define BTA_SYS_H
26 
27 #include "bt_common.h"
28 #include "bt_target.h"
29 #include "osi/include/alarm.h"
30 
31 #include <base/logging.h>
32 #include <base/threading/thread.h>
33 
34 /*****************************************************************************
35  *  Constants and data types
36  ****************************************************************************/
37 
38 /* vendor specific event handler function type */
39 typedef bool(tBTA_SYS_VS_EVT_HDLR)(uint16_t evt, void* p);
40 
41 /* event handler function type */
42 typedef bool(tBTA_SYS_EVT_HDLR)(BT_HDR* p_msg);
43 
44 /* disable function type */
45 typedef void(tBTA_SYS_DISABLE)(void);
46 
47 /* HW modules */
48 enum {
49   BTA_SYS_HW_BLUETOOTH,
50   BTA_SYS_HW_RT,
51 
52   BTA_SYS_MAX_HW_MODULES
53 };
54 
55 typedef uint16_t tBTA_SYS_HW_MODULE;
56 
57 #ifndef BTA_DM_NUM_JV_ID
58 #define BTA_DM_NUM_JV_ID 2
59 #endif
60 
61 /* SW sub-systems */
62 #define BTA_ID_SYS 0 /* system manager */
63 /* BLUETOOTH PART - from 0 to BTA_ID_BLUETOOTH_MAX */
64 #define BTA_ID_DM_SEARCH 2      /* device manager search */
65 #define BTA_ID_DM_SEC 3         /* device manager security */
66 #define BTA_ID_DG 4             /* data gateway */
67 #define BTA_ID_AG 5             /* audio gateway */
68 #define BTA_ID_OPC 6            /* object push client */
69 #define BTA_ID_OPS 7            /* object push server */
70 #define BTA_ID_FTS 8            /* file transfer server */
71 #define BTA_ID_CT 9             /* cordless telephony terminal */
72 #define BTA_ID_FTC 10           /* file transfer client */
73 #define BTA_ID_SS 11            /* synchronization server */
74 #define BTA_ID_PR 12            /* Printer client */
75 #define BTA_ID_BIC 13           /* Basic Imaging Client */
76 #define BTA_ID_PAN 14           /* Personal Area Networking */
77 #define BTA_ID_BIS 15           /* Basic Imaging Server */
78 #define BTA_ID_ACC 16           /* Advanced Camera Client */
79 #define BTA_ID_SC 17            /* SIM Card Access server */
80 #define BTA_ID_AV 18            /* Advanced audio/video */
81 #define BTA_ID_AVK 19           /* Audio/video sink */
82 #define BTA_ID_HD 20            /* HID Device */
83 #define BTA_ID_CG 21            /* Cordless Gateway */
84 #define BTA_ID_BP 22            /* Basic Printing Client */
85 #define BTA_ID_HH 23            /* Human Interface Device Host */
86 #define BTA_ID_PBS 24           /* Phone Book Access Server */
87 #define BTA_ID_PBC 25           /* Phone Book Access Client */
88 #define BTA_ID_JV 26            /* Java */
89 #define BTA_ID_HS 27            /* Headset */
90 #define BTA_ID_MSE 28           /* Message Server Equipment */
91 #define BTA_ID_MCE 29           /* Message Client Equipment */
92 #define BTA_ID_HL 30            /* Health Device Profile*/
93 #define BTA_ID_GATTC 31         /* GATT Client */
94 #define BTA_ID_GATTS 32         /* GATT Client */
95 #define BTA_ID_SDP 33           /* SDP Client */
96 #define BTA_ID_BLUETOOTH_MAX 34 /* last BT profile */
97 
98 /* GENERIC */
99 #define BTA_ID_PRM 38
100 #define BTA_ID_SYSTEM 39  /* platform-specific */
101 #define BTA_ID_SWRAP 40   /* Insight script wrapper */
102 #define BTA_ID_MIP 41     /* Multicase Individual Polling */
103 #define BTA_ID_RT 42      /* Audio Routing module: This module is always on. */
104 #define BTA_ID_CLOSURE 43 /* Generic C++ closure  */
105 
106 /* JV */
107 #define BTA_ID_JV1 44 /* JV1 */
108 #define BTA_ID_JV2 45 /* JV2 */
109 
110 #define BTA_ID_MAX (44 + BTA_DM_NUM_JV_ID)
111 
112 typedef uint8_t tBTA_SYS_ID;
113 
114 #define BTA_SYS_CONN_OPEN 0x00
115 #define BTA_SYS_CONN_CLOSE 0x01
116 #define BTA_SYS_APP_OPEN 0x02
117 #define BTA_SYS_APP_CLOSE 0x03
118 #define BTA_SYS_SCO_OPEN 0x04
119 #define BTA_SYS_SCO_CLOSE 0x05
120 #define BTA_SYS_CONN_IDLE 0x06
121 #define BTA_SYS_CONN_BUSY 0x07
122 
123 /* for link policy */
124 #define BTA_SYS_PLCY_SET 0x10     /* set the link policy to the given addr */
125 #define BTA_SYS_PLCY_CLR 0x11     /* clear the link policy to the given addr */
126 #define BTA_SYS_PLCY_DEF_SET 0x12 /* set the default link policy */
127 #define BTA_SYS_PLCY_DEF_CLR 0x13 /* clear the default link policy */
128 #define BTA_SYS_ROLE_CHANGE 0x14  /* role change */
129 
130 typedef uint8_t tBTA_SYS_CONN_STATUS;
131 
132 /* Bitmask of sys features */
133 #define BTA_SYS_FEAT_PCM2 0x0001
134 #define BTA_SYS_FEAT_PCM2_MASTER 0x0002
135 
136 /* tBTA_PREF_ROLES */
137 typedef uint8_t tBTA_SYS_PREF_ROLES;
138 
139 /* conn callback for role / low power manager*/
140 typedef void(tBTA_SYS_CONN_CBACK)(tBTA_SYS_CONN_STATUS status, uint8_t id,
141                                   uint8_t app_id, const RawAddress& peer_addr);
142 
143 /* conn callback for role / low power manager*/
144 typedef void(tBTA_SYS_SSR_CFG_CBACK)(uint8_t id, uint8_t app_id,
145                                      uint16_t latency, uint16_t tout);
146 
147 #if (BTA_EIR_CANNED_UUID_LIST != TRUE)
148 /* eir callback for adding/removeing UUID */
149 typedef void(tBTA_SYS_EIR_CBACK)(uint16_t uuid16, bool adding);
150 #endif
151 
152 /* registration structure */
153 typedef struct {
154   tBTA_SYS_EVT_HDLR* evt_hdlr;
155   tBTA_SYS_DISABLE* disable;
156 } tBTA_SYS_REG;
157 
158 /* data type to send events to BTA SYS HW manager */
159 typedef struct {
160   BT_HDR hdr;
161   tBTA_SYS_HW_MODULE hw_module;
162 } tBTA_SYS_HW_MSG;
163 
164 typedef void (*tBTA_SYS_REGISTER)(uint8_t id, const tBTA_SYS_REG* p_reg);
165 
166 /*****************************************************************************
167  *  Global data
168  ****************************************************************************/
169 
170 /* trace level */
171 extern uint8_t appl_trace_level;
172 
173 /*****************************************************************************
174  *  Macros
175  ****************************************************************************/
176 
177 /* Calculate start of event enumeration; id is top 8 bits of event */
178 #define BTA_SYS_EVT_START(id) ((id) << 8)
179 
180 /*****************************************************************************
181  *  events for BTA SYS HW manager
182  ****************************************************************************/
183 
184 /* events sent to SYS HW manager - must be kept synchronized with tables in
185  * bta_sys_main.cc */
186 enum {
187   /* device manager local device API events */
188   BTA_SYS_API_ENABLE_EVT = BTA_SYS_EVT_START(BTA_ID_SYS),
189   BTA_SYS_EVT_ENABLED_EVT,
190   BTA_SYS_EVT_STACK_ENABLED_EVT,
191   BTA_SYS_API_DISABLE_EVT,
192   BTA_SYS_EVT_DISABLED_EVT,
193   BTA_SYS_ERROR_EVT,
194 
195   BTA_SYS_MAX_EVT
196 };
197 
198 /* SYS HW status events - returned by SYS HW manager to other modules. */
199 enum {
200   BTA_SYS_HW_OFF_EVT,
201   BTA_SYS_HW_ON_EVT,
202   BTA_SYS_HW_STARTING_EVT,
203   BTA_SYS_HW_STOPPING_EVT,
204   BTA_SYS_HW_ERROR_EVT
205 
206 };
207 typedef uint8_t tBTA_SYS_HW_EVT;
208 
209 /* HW enable callback type */
210 typedef void(tBTA_SYS_HW_CBACK)(tBTA_SYS_HW_EVT status);
211 
212 /*****************************************************************************
213  *  Function declarations
214  ****************************************************************************/
215 
216 extern void bta_sys_init(void);
217 extern void bta_sys_free(void);
218 extern void bta_sys_event(BT_HDR* p_msg);
219 extern void bta_sys_set_trace_level(uint8_t level);
220 extern void bta_sys_register(uint8_t id, const tBTA_SYS_REG* p_reg);
221 extern void bta_sys_deregister(uint8_t id);
222 extern bool bta_sys_is_register(uint8_t id);
223 extern uint16_t bta_sys_get_sys_features(void);
224 extern void bta_sys_sendmsg(void* p_msg);
225 extern void bta_sys_sendmsg_delayed(void* p_msg, const base::TimeDelta& delay);
226 extern void bta_sys_start_timer(alarm_t* alarm, uint64_t interval_ms,
227                                 uint16_t event, uint16_t layer_specific);
228 extern void bta_sys_disable(tBTA_SYS_HW_MODULE module);
229 
230 extern void bta_sys_hw_register(tBTA_SYS_HW_MODULE module,
231                                 tBTA_SYS_HW_CBACK* cback);
232 extern void bta_sys_hw_unregister(tBTA_SYS_HW_MODULE module);
233 
234 extern void bta_sys_rm_register(tBTA_SYS_CONN_CBACK* p_cback);
235 extern void bta_sys_pm_register(tBTA_SYS_CONN_CBACK* p_cback);
236 
237 extern void bta_sys_policy_register(tBTA_SYS_CONN_CBACK* p_cback);
238 extern void bta_sys_sco_register(tBTA_SYS_CONN_CBACK* p_cback);
239 
240 extern void bta_sys_conn_open(uint8_t id, uint8_t app_id,
241                               const RawAddress& peer_addr);
242 extern void bta_sys_conn_close(uint8_t id, uint8_t app_id,
243                                const RawAddress& peer_addr);
244 extern void bta_sys_app_open(uint8_t id, uint8_t app_id,
245                              const RawAddress& peer_addr);
246 extern void bta_sys_app_close(uint8_t id, uint8_t app_id,
247                               const RawAddress& peer_addr);
248 extern void bta_sys_sco_open(uint8_t id, uint8_t app_id,
249                              const RawAddress& peer_addr);
250 extern void bta_sys_sco_close(uint8_t id, uint8_t app_id,
251                               const RawAddress& peer_addr);
252 extern void bta_sys_sco_use(uint8_t id, uint8_t app_id,
253                             const RawAddress& peer_addr);
254 extern void bta_sys_sco_unuse(uint8_t id, uint8_t app_id,
255                               const RawAddress& peer_addr);
256 extern void bta_sys_idle(uint8_t id, uint8_t app_id,
257                          const RawAddress& peer_addr);
258 extern void bta_sys_busy(uint8_t id, uint8_t app_id,
259                          const RawAddress& peer_addr);
260 
261 #if (BTM_SSR_INCLUDED == TRUE)
262 extern void bta_sys_ssr_cfg_register(tBTA_SYS_SSR_CFG_CBACK* p_cback);
263 extern void bta_sys_chg_ssr_config(uint8_t id, uint8_t app_id,
264                                    uint16_t max_latency, uint16_t min_tout);
265 #endif
266 
267 extern void bta_sys_role_chg_register(tBTA_SYS_CONN_CBACK* p_cback);
268 extern void bta_sys_notify_role_chg(const RawAddress& peer_addr,
269                                     uint8_t new_role, uint8_t hci_status);
270 extern void bta_sys_collision_register(uint8_t bta_id,
271                                        tBTA_SYS_CONN_CBACK* p_cback);
272 extern void bta_sys_notify_collision(const RawAddress& peer_addr);
273 
274 #if (BTA_EIR_CANNED_UUID_LIST != TRUE)
275 extern void bta_sys_eir_register(tBTA_SYS_EIR_CBACK* p_cback);
276 extern void bta_sys_add_uuid(uint16_t uuid16);
277 extern void bta_sys_remove_uuid(uint16_t uuid16);
278 #else
279 #define bta_sys_eir_register(ut)
280 #define bta_sys_add_uuid(ut)
281 #define bta_sys_remove_uuid(ut)
282 #endif
283 
284 extern void bta_sys_set_policy(uint8_t id, uint8_t policy,
285                                const RawAddress& peer_addr);
286 extern void bta_sys_clear_policy(uint8_t id, uint8_t policy,
287                                  const RawAddress& peer_addr);
288 extern void bta_sys_set_default_policy(uint8_t id, uint8_t policy);
289 extern void bta_sys_clear_default_policy(uint8_t id, uint8_t policy);
290 
291 #endif /* BTA_SYS_H */
292