• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /******************************************************************************
2  *
3  *  Copyright 1998-2012 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 file contains the HeaLth device profile main functions and state
22  *  machine.
23  *
24  ******************************************************************************/
25 #include <string.h>
26 
27 #include "bt_target.h"
28 #if (HL_INCLUDED == TRUE)
29 
30 #include "bt_common.h"
31 #include "bta_hl_api.h"
32 #include "bta_hl_int.h"
33 #include "l2c_api.h"
34 #include "mca_defs.h"
35 #include "osi/include/osi.h"
36 #include "utl.h"
37 
38 #if (BTA_HL_DEBUG == TRUE)
39 static const char* bta_hl_cch_state_code(tBTA_HL_CCH_STATE state_code);
40 static const char* bta_hl_dch_state_code(tBTA_HL_DCH_STATE state_code);
41 #endif
42 
43 extern uint16_t L2CA_AllocateRandomPsm(void);
44 extern uint16_t L2CA_AllocatePsm(void);
45 /*****************************************************************************
46  * DCH State Table
47  ****************************************************************************/
48 /*****************************************************************************
49  * Constants and types
50  ****************************************************************************/
51 /* state machine action enumeration list for DCH */
52 /* The order of this enumeration must be the same as bta_hl_dch_act_tbl[] */
53 enum {
54   BTA_HL_DCH_MCA_CREATE,
55   BTA_HL_DCH_MCA_CREATE_CFM,
56   BTA_HL_DCH_MCA_CREATE_IND,
57   BTA_HL_DCH_MCA_OPEN_CFM,
58   BTA_HL_DCH_MCA_OPEN_IND,
59   BTA_HL_DCH_MCA_CLOSE,
60   BTA_HL_DCH_MCA_CLOSE_CFM,
61   BTA_HL_DCH_MCA_CLOSE_IND,
62   BTA_HL_DCH_CLOSE_CMPL,
63   BTA_HL_DCH_MCA_RCV_DATA,
64 
65   BTA_HL_DCH_SDP_INIT,
66   BTA_HL_DCH_MCA_RECONNECT,
67   BTA_HL_DCH_MCA_RECONNECT_IND,
68   BTA_HL_DCH_MCA_RECONNECT_CFM,
69   BTA_HL_DCH_CLOSE_ECHO_TEST,
70   BTA_HL_DCH_CREATE_RSP,
71   BTA_HL_DCH_MCA_ABORT,
72   BTA_HL_DCH_MCA_ABORT_IND,
73   BTA_HL_DCH_MCA_ABORT_CFM,
74   BTA_HL_DCH_MCA_CONG_CHANGE,
75 
76   BTA_HL_DCH_SDP_FAIL,
77   BTA_HL_DCH_SEND_DATA,
78   BTA_HL_DCH_CI_GET_TX_DATA,
79   BTA_HL_DCH_CI_PUT_RX_DATA,
80   BTA_HL_DCH_CI_GET_ECHO_DATA,
81   BTA_HL_DCH_ECHO_TEST,
82   BTA_HL_DCH_CI_PUT_ECHO_DATA,
83   BTA_HL_DCH_IGNORE
84 };
85 
86 typedef void (*tBTA_HL_DCH_ACTION)(uint8_t app_idx, uint8_t mcl_idx,
87                                    uint8_t mdl_idx, tBTA_HL_DATA* p_data);
88 
89 static const tBTA_HL_DCH_ACTION bta_hl_dch_action[] = {
90     bta_hl_dch_mca_create,        bta_hl_dch_mca_create_cfm,
91     bta_hl_dch_mca_create_ind,    bta_hl_dch_mca_open_cfm,
92     bta_hl_dch_mca_open_ind,      bta_hl_dch_mca_close,
93     bta_hl_dch_mca_close_cfm,     bta_hl_dch_mca_close_ind,
94     bta_hl_dch_close_cmpl,        bta_hl_dch_mca_rcv_data,
95 
96     bta_hl_dch_sdp_init,          bta_hl_dch_mca_reconnect,
97     bta_hl_dch_mca_reconnect_ind, bta_hl_dch_mca_reconnect_cfm,
98     bta_hl_dch_close_echo_test,   bta_hl_dch_create_rsp,
99     bta_hl_dch_mca_abort,         bta_hl_dch_mca_abort_ind,
100     bta_hl_dch_mca_abort_cfm,     bta_hl_dch_mca_cong_change,
101 
102     bta_hl_dch_sdp_fail,          bta_hl_dch_send_data,
103     bta_hl_dch_ci_get_tx_data,    bta_hl_dch_ci_put_rx_data,
104     bta_hl_dch_ci_get_echo_data,  bta_hl_dch_echo_test,
105     bta_hl_dch_ci_put_echo_data,
106 };
107 
108 /* state table information */
109 #define BTA_HL_DCH_ACTIONS 1    /* number of actions */
110 #define BTA_HL_DCH_ACTION_COL 0 /* position of action */
111 #define BTA_HL_DCH_NEXT_STATE 1 /* position of next state */
112 #define BTA_HL_DCH_NUM_COLS 2   /* number of columns in state tables */
113 
114 /* state table for idle state */
115 static const uint8_t bta_hl_dch_st_idle[][BTA_HL_DCH_NUM_COLS] = {
116     /* Event                                Action 1                    Next
117        state */
118     /* BTA_HL_DCH_SDP_INIT_EVT   */ {BTA_HL_DCH_SDP_INIT,
119                                      BTA_HL_DCH_OPENING_ST},
120     /* BTA_HL_DCH_OPEN_EVT       */ {BTA_HL_DCH_MCA_CREATE,
121                                      BTA_HL_DCH_OPENING_ST},
122     /* BTA_HL_MCA_CREATE_IND_EVT */ {BTA_HL_DCH_MCA_CREATE_IND,
123                                      BTA_HL_DCH_OPENING_ST},
124     /* BTA_HL_MCA_CREATE_CFM_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
125     /* BTA_HL_MCA_OPEN_IND_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
126 
127     /* BTA_HL_MCA_OPEN_CFM_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
128     /* BTA_HL_DCH_CLOSE_EVT      */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
129     /* BTA_HL_MCA_CLOSE_IND_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
130     /* BTA_HL_MCA_CLOSE_CFM_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
131     /* BTA_HL_API_SEND_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
132 
133     /* BTA_HL_MCA_RCV_DATA_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
134     /* BTA_HL_DCH_CLOSE_CMPL_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
135     /* BTA_HL_DCH_RECONNECT_EVT  */ {BTA_HL_DCH_MCA_RECONNECT,
136                                      BTA_HL_DCH_OPENING_ST},
137     /* BTA_HL_DCH_SDP_FAIL_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
138     /* BTA_HL_MCA_RECONNECT_IND_EVT*/ {BTA_HL_DCH_MCA_RECONNECT_IND,
139                                        BTA_HL_DCH_OPENING_ST},
140 
141     /* BTA_HL_MCA_RECONNECT_CFM_EVT*/ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
142     /* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
143     /* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
144     /* BTA_HL_DCH_ABORT_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
145     /* BTA_HL_MCA_ABORT_IND_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
146 
147     /* BTA_HL_MCA_ABORT_CFM_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
148     /* BTA_HL_MCA_CONG_CHG_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
149     /* BTA_HL_CI_GET_TX_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
150     /* BTA_HL_CI_PUT_RX_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
151     /* BTA_HL_CI_GET_ECHO_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
152     /* BTA_HL_DCH_ECHO_TEST_EVT  */ {BTA_HL_DCH_ECHO_TEST,
153                                      BTA_HL_DCH_OPENING_ST},
154     /* BTA_HL_CI_PUT_ECHO_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST}};
155 
156 /* state table for opening state */
157 static const uint8_t bta_hl_dch_st_opening[][BTA_HL_DCH_NUM_COLS] = {
158     /* Event                                Action 1                    Next
159        state */
160     /* BTA_HL_DCH_SDP_INIT_EVT   */ {BTA_HL_DCH_SDP_INIT,
161                                      BTA_HL_DCH_OPENING_ST},
162     /* BTA_HL_DCH_OPEN_EVT       */ {BTA_HL_DCH_MCA_CREATE,
163                                      BTA_HL_DCH_OPENING_ST},
164     /* BTA_HL_MCA_CREATE_IND_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPENING_ST},
165     /* BTA_HL_MCA_CREATE_CFM_EVT */ {BTA_HL_DCH_MCA_CREATE_CFM,
166                                      BTA_HL_DCH_OPENING_ST},
167     /* BTA_HL_MCA_OPEN_IND_EVT   */ {BTA_HL_DCH_MCA_OPEN_IND,
168                                      BTA_HL_DCH_OPEN_ST},
169     /* BTA_HL_MCA_OPEN_CFM_EVT   */ {BTA_HL_DCH_MCA_OPEN_CFM,
170                                      BTA_HL_DCH_OPEN_ST},
171     /* BTA_HL_DCH_CLOSE_EVT      */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPENING_ST},
172     /* BTA_HL_MCA_CLOSE_IND_EVT  */ {BTA_HL_DCH_MCA_CLOSE_IND,
173                                      BTA_HL_DCH_CLOSING_ST},
174     /* BTA_HL_MCA_CLOSE_CFM_EVT  */ {BTA_HL_DCH_MCA_CLOSE_CFM,
175                                      BTA_HL_DCH_CLOSING_ST},
176     /* BTA_HL_API_SEND_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
177 
178     /* BTA_HL_MCA_RCV_DATA_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
179     /* BTA_HL_DCH_CLOSE_CMPL_EVT */ {BTA_HL_DCH_CLOSE_CMPL, BTA_HL_DCH_IDLE_ST},
180     /* BTA_HL_DCH_RECONNECT_EVT  */ {BTA_HL_DCH_MCA_RECONNECT,
181                                      BTA_HL_DCH_OPENING_ST},
182     /* BTA_HL_DCH_SDP_FAIL_EVT   */ {BTA_HL_DCH_SDP_FAIL,
183                                      BTA_HL_DCH_CLOSING_ST},
184     /* BTA_HL_MCA_RECONNECT_IND_EVT*/ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_IDLE_ST},
185     /* BTA_HL_MCA_RECONNECT_CFM_EVT*/ {BTA_HL_DCH_MCA_RECONNECT_CFM,
186                                        BTA_HL_DCH_OPENING_ST},
187     /* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_IGNORE,
188                                          BTA_HL_DCH_OPENING_ST},
189     /* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_CREATE_RSP,
190                                          BTA_HL_DCH_OPENING_ST},
191     /* BTA_HL_DCH_ABORT_EVT */ {BTA_HL_DCH_MCA_ABORT, BTA_HL_DCH_OPENING_ST},
192     /* BTA_HL_MCA_ABORT_IND_EVT */ {BTA_HL_DCH_MCA_ABORT_IND,
193                                     BTA_HL_DCH_OPENING_ST},
194 
195     /* BTA_HL_MCA_ABORT_CFM_EVT */ {BTA_HL_DCH_MCA_ABORT_CFM,
196                                     BTA_HL_DCH_OPENING_ST},
197     /* BTA_HL_MCA_CONG_CHG_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPENING_ST},
198     /* BTA_HL_CI_GET_TX_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPENING_ST},
199     /* BTA_HL_CI_PUT_RX_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPENING_ST},
200     /* BTA_HL_CI_GET_ECHO_DATA_EVT  */ {BTA_HL_DCH_CI_GET_ECHO_DATA,
201                                         BTA_HL_DCH_OPENING_ST},
202     /* BTA_HL_DCH_ECHO_TEST_EVT  */ {BTA_HL_DCH_ECHO_TEST,
203                                      BTA_HL_DCH_OPENING_ST},
204     /* BTA_HL_CI_PUT_ECHO_DATA_EVT  */ {BTA_HL_DCH_IGNORE,
205                                         BTA_HL_DCH_OPENING_ST}};
206 
207 /* state table for open state */
208 static const uint8_t bta_hl_dch_st_open[][BTA_HL_DCH_NUM_COLS] = {
209     /* Event                                Action 1                  Next
210        state */
211     /* BTA_HL_DCH_SDP_INIT_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
212     /* BTA_HL_DCH_OPEN_EVT       */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
213     /* BTA_HL_MCA_CREATE_IND_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
214     /* BTA_HL_MCA_CREATE_CFM_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
215     /* BTA_HL_MCA_OPEN_IND_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
216     /* BTA_HL_MCA_OPEN_CFM_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
217     /* BTA_HL_DCH_CLOSE_EVT      */ {BTA_HL_DCH_MCA_CLOSE,
218                                      BTA_HL_DCH_CLOSING_ST},
219     /* BTA_HL_MCA_CLOSE_IND_EVT  */ {BTA_HL_DCH_MCA_CLOSE_IND,
220                                      BTA_HL_DCH_CLOSING_ST},
221     /* BTA_HL_MCA_CLOSE_CFM_EVT  */ {BTA_HL_DCH_MCA_CLOSE_CFM,
222                                      BTA_HL_DCH_CLOSING_ST},
223     /* BTA_HL_API_SEND_DATA_EVT  */ {BTA_HL_DCH_SEND_DATA, BTA_HL_DCH_OPEN_ST},
224 
225     /* BTA_HL_MCA_RCV_DATA_EVT   */ {BTA_HL_DCH_MCA_RCV_DATA,
226                                      BTA_HL_DCH_OPEN_ST},
227     /* BTA_HL_DCH_CLOSE_CMPL_EVT */ {BTA_HL_DCH_CLOSE_CMPL, BTA_HL_DCH_IDLE_ST},
228     /* BTA_HL_DCH_RECONNECT_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
229     /* BTA_HL_DCH_SDP_FAIL_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
230     /* BTA_HL_MCA_RECONNECT_IND_EVT*/ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
231     /* BTA_HL_MCA_RECONNECT_CFM_EVT*/ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
232     /* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_CLOSE_ECHO_TEST,
233                                          BTA_HL_DCH_CLOSING_ST},
234     /* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
235     /* BTA_HL_DCH_ABORT_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
236     /* BTA_HL_MCA_ABORT_IND_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
237 
238     /* BTA_HL_DCH_ABORT_CFM_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
239     /* BTA_HL_MCA_CONG_CHG_EVT */ {BTA_HL_DCH_MCA_CONG_CHANGE,
240                                    BTA_HL_DCH_OPEN_ST},
241     /* BTA_HL_CI_GET_TX_DATA_EVT  */ {BTA_HL_DCH_CI_GET_TX_DATA,
242                                       BTA_HL_DCH_OPEN_ST},
243     /* BTA_HL_CI_PUT_RX_DATA_EVT  */ {BTA_HL_DCH_CI_PUT_RX_DATA,
244                                       BTA_HL_DCH_OPEN_ST},
245     /* BTA_HL_CI_GET_ECHO_DATA_EVT  */ {BTA_HL_DCH_CI_GET_ECHO_DATA,
246                                         BTA_HL_DCH_OPEN_ST},
247     /* BTA_HL_DCH_ECHO_TEST_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_OPEN_ST},
248     /* BTA_HL_CI_PUT_ECHO_DATA_EVT  */ {BTA_HL_DCH_CI_PUT_ECHO_DATA,
249                                         BTA_HL_DCH_OPEN_ST}};
250 
251 /* state table for closing state */
252 static const uint8_t bta_hl_dch_st_closing[][BTA_HL_DCH_NUM_COLS] = {
253     /* Event                                Action 1 Next state */
254     /* BTA_HL_DCH_SDP_INIT_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
255     /* BTA_HL_DCH_OPEN_EVT       */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
256     /* BTA_HL_MCA_CREATE_IND_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
257     /* BTA_HL_MCA_CREATE_CFM_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
258     /* BTA_HL_MCA_OPEN_IND_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
259     /* BTA_HL_MCA_OPEN_CFM_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
260     /* BTA_HL_DCH_CLOSE_EVT      */ {BTA_HL_DCH_MCA_CLOSE,
261                                      BTA_HL_DCH_CLOSING_ST},
262     /* BTA_HL_MCA_CLOSE_IND_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
263     /* BTA_HL_MCA_CLOSE_CFM_EVT  */ {BTA_HL_DCH_MCA_CLOSE_CFM,
264                                      BTA_HL_DCH_CLOSING_ST},
265     /* BTA_HL_API_SEND_DATA_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
266 
267     /* BTA_HL_MCA_RCV_DATA_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
268     /* BTA_HL_DCH_CLOSE_CMPL_EVT */ {BTA_HL_DCH_CLOSE_CMPL, BTA_HL_DCH_IDLE_ST},
269     /* BTA_HL_DCH_RECONNECT_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
270     /* BTA_HL_DCH_SDP_FAIL_EVT   */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
271     /* BTA_HL_MCA_RECONNECT_IND_EVT*/ {BTA_HL_DCH_IGNORE,
272                                        BTA_HL_DCH_CLOSING_ST},
273     /* BTA_HL_MCA_RECONNECT_CFM_EVT*/ {BTA_HL_DCH_IGNORE,
274                                        BTA_HL_DCH_CLOSING_ST},
275     /* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_IGNORE,
276                                          BTA_HL_DCH_CLOSING_ST},
277     /* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_IGNORE,
278                                          BTA_HL_DCH_CLOSING_ST},
279     /* BTA_HL_DCH_ABORT_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
280     /* BTA_HL_MCA_ABORT_IND_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
281 
282     /* BTA_HL_DCH_ABORT_CFM_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
283     /* BTA_HL_MCA_CONG_CHG_EVT */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
284     /* BTA_HL_CI_GET_TX_DATA_EVT  */ {BTA_HL_DCH_CI_GET_TX_DATA,
285                                       BTA_HL_DCH_CLOSING_ST},
286     /* BTA_HL_CI_PUT_RX_DATA_EVT  */ {BTA_HL_DCH_CI_PUT_RX_DATA,
287                                       BTA_HL_DCH_CLOSING_ST},
288     /* BTA_HL_CI_GET_ECHO_DATA_EVT  */ {BTA_HL_DCH_CI_GET_ECHO_DATA,
289                                         BTA_HL_DCH_CLOSING_ST},
290     /* BTA_HL_DCH_ECHO_TEST_EVT  */ {BTA_HL_DCH_IGNORE, BTA_HL_DCH_CLOSING_ST},
291     /* BTA_HL_CI_PUT_ECHO_DATA_EVT  */ {BTA_HL_DCH_CI_PUT_ECHO_DATA,
292                                         BTA_HL_DCH_CLOSING_ST}};
293 
294 /* type for state table */
295 typedef const uint8_t (*tBTA_HL_DCH_ST_TBL)[BTA_HL_DCH_NUM_COLS];
296 
297 /* state table */
298 const tBTA_HL_DCH_ST_TBL bta_hl_dch_st_tbl[] = {
299     bta_hl_dch_st_idle, bta_hl_dch_st_opening, bta_hl_dch_st_open,
300     bta_hl_dch_st_closing};
301 
302 /*****************************************************************************
303  * CCH State Table
304  ****************************************************************************/
305 /*****************************************************************************
306  * Constants and types
307  ****************************************************************************/
308 /* state machine action enumeration list for CCH */
309 enum {
310   BTA_HL_CCH_SDP_INIT,
311   BTA_HL_CCH_MCA_OPEN,
312   BTA_HL_CCH_MCA_CLOSE,
313   BTA_HL_CCH_CLOSE_CMPL,
314   BTA_HL_CCH_MCA_CONNECT,
315   BTA_HL_CCH_MCA_DISCONNECT,
316   BTA_HL_CCH_MCA_RSP_TOUT,
317   BTA_HL_CCH_MCA_DISC_OPEN,
318   BTA_HL_CCH_IGNORE
319 };
320 
321 /* type for action functions */
322 typedef void (*tBTA_HL_CCH_ACTION)(uint8_t app_idx, uint8_t mcl_idx,
323                                    tBTA_HL_DATA* p_data);
324 
325 /* action function list for MAS */
326 const tBTA_HL_CCH_ACTION bta_hl_cch_action[] = {
327     bta_hl_cch_sdp_init,     bta_hl_cch_mca_open,     bta_hl_cch_mca_close,
328     bta_hl_cch_close_cmpl,   bta_hl_cch_mca_connect,  bta_hl_cch_mca_disconnect,
329     bta_hl_cch_mca_rsp_tout, bta_hl_cch_mca_disc_open};
330 
331 /* state table information */
332 #define BTA_HL_CCH_ACTIONS 1    /* number of actions */
333 #define BTA_HL_CCH_NEXT_STATE 1 /* position of next state */
334 #define BTA_HL_CCH_NUM_COLS 2   /* number of columns in state tables */
335 
336 /* state table for MAS idle state */
337 static const uint8_t bta_hl_cch_st_idle[][BTA_HL_CCH_NUM_COLS] = {
338     /* Event                          Action 1                  Next state */
339     /* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_SDP_INIT,
340                                          BTA_HL_CCH_OPENING_ST},
341     /* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_IDLE_ST},
342     /* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_IDLE_ST},
343     /* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_MCA_CONNECT,
344                                          BTA_HL_CCH_OPEN_ST},
345     /* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_IDLE_ST},
346     /* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_IDLE_ST},
347     /* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_IDLE_ST},
348     /* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_IGNORE,
349                                          BTA_HL_CCH_IDLE_ST}};
350 
351 /* state table for obex/rfcomm connection state */
352 static const uint8_t bta_hl_cch_st_opening[][BTA_HL_CCH_NUM_COLS] = {
353     /* Event                          Action 1               Next state */
354     /* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_IGNORE,
355                                          BTA_HL_CCH_OPENING_ST},
356     /* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_MCA_OPEN,
357                                          BTA_HL_CCH_OPENING_ST},
358     /* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_CLOSE_CMPL,
359                                          BTA_HL_CCH_IDLE_ST},
360     /* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_MCA_CONNECT,
361                                          BTA_HL_CCH_OPEN_ST},
362     /* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_MCA_DISCONNECT,
363                                          BTA_HL_CCH_CLOSING_ST},
364     /* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_MCA_CLOSE,
365                                          BTA_HL_CCH_CLOSING_ST},
366     /* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_CLOSE_CMPL,
367                                          BTA_HL_CCH_IDLE_ST},
368     /* BTA_HL_MCA_RSP_TOUT_IND_EVT   */ {BTA_HL_CCH_MCA_RSP_TOUT,
369                                          BTA_HL_CCH_CLOSING_ST}};
370 
371 /* state table for open state */
372 static const uint8_t bta_hl_cch_st_open[][BTA_HL_CCH_NUM_COLS] = {
373     /* Event                          Action 1                  Next state */
374     /* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_OPEN_ST},
375     /* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_OPEN_ST},
376     /* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_OPEN_ST},
377     /* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_OPEN_ST},
378     /* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_MCA_DISCONNECT,
379                                          BTA_HL_CCH_CLOSING_ST},
380     /* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_MCA_CLOSE,
381                                          BTA_HL_CCH_CLOSING_ST},
382     /* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_IGNORE, BTA_HL_CCH_OPEN_ST},
383     /* BTA_HL_MCA_RSP_TOUT_IND_EVT   */ {BTA_HL_CCH_MCA_RSP_TOUT,
384                                          BTA_HL_CCH_CLOSING_ST}};
385 
386 /* state table for closing state */
387 static const uint8_t bta_hl_cch_st_closing[][BTA_HL_CCH_NUM_COLS] = {
388     /* Event                          Action 1                  Next state */
389     /* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_IGNORE,
390                                          BTA_HL_CCH_CLOSING_ST},
391     /* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_CLOSE_CMPL,
392                                          BTA_HL_CCH_IDLE_ST},
393     /* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_CLOSE_CMPL,
394                                          BTA_HL_CCH_IDLE_ST},
395     /* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_MCA_DISC_OPEN,
396                                          BTA_HL_CCH_CLOSING_ST},
397     /* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_MCA_DISCONNECT,
398                                          BTA_HL_CCH_CLOSING_ST},
399     /* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_MCA_CLOSE,
400                                          BTA_HL_CCH_CLOSING_ST},
401     /* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_CLOSE_CMPL,
402                                          BTA_HL_CCH_IDLE_ST},
403     /* BTA_HL_MCA_RSP_TOUT_IND_EVT   */ {BTA_HL_CCH_IGNORE,
404                                          BTA_HL_CCH_CLOSING_ST}};
405 
406 /* type for state table CCH */
407 typedef const uint8_t (*tBTA_HL_CCH_ST_TBL)[BTA_HL_CCH_NUM_COLS];
408 
409 /* MAS state table */
410 const tBTA_HL_CCH_ST_TBL bta_hl_cch_st_tbl[] = {
411     bta_hl_cch_st_idle, bta_hl_cch_st_opening, bta_hl_cch_st_open,
412     bta_hl_cch_st_closing};
413 
414 /*****************************************************************************
415  * Global data
416  ****************************************************************************/
417 
418 /* HL control block */
419 tBTA_HL_CB bta_hl_cb;
420 
421 /*******************************************************************************
422  *
423  * Function         bta_hl_cch_sm_execute
424  *
425  * Description      State machine event handling function for CCH
426  *
427  * Returns          void
428  *
429  ******************************************************************************/
bta_hl_cch_sm_execute(uint8_t app_idx,uint8_t mcl_idx,uint16_t event,tBTA_HL_DATA * p_data)430 void bta_hl_cch_sm_execute(uint8_t app_idx, uint8_t mcl_idx, uint16_t event,
431                            tBTA_HL_DATA* p_data) {
432   tBTA_HL_CCH_ST_TBL state_table;
433   uint8_t action;
434   int i;
435   tBTA_HL_MCL_CB* p_cb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
436 
437 #if (BTA_HL_DEBUG == TRUE)
438   tBTA_HL_CCH_STATE in_state = p_cb->cch_state;
439   uint16_t cur_evt = event;
440   APPL_TRACE_DEBUG("HDP CCH Event Handler: State 0x%02x [%s], Event [%s]",
441                    in_state, bta_hl_cch_state_code(in_state),
442                    bta_hl_evt_code(cur_evt));
443 #endif
444 
445   /* look up the state table for the current state */
446   state_table = bta_hl_cch_st_tbl[p_cb->cch_state];
447 
448   event &= 0x00FF;
449 
450   /* set next state */
451   p_cb->cch_state = state_table[event][BTA_HL_CCH_NEXT_STATE];
452 
453   for (i = 0; i < BTA_HL_CCH_ACTIONS; i++) {
454     action = state_table[event][i];
455     if (action != BTA_HL_CCH_IGNORE) {
456       (*bta_hl_cch_action[action])(app_idx, mcl_idx, p_data);
457     } else {
458       /* discard HDP data */
459       bta_hl_discard_data(p_data->hdr.event, p_data);
460       break;
461     }
462   }
463 #if (BTA_HL_DEBUG == TRUE)
464   if (in_state != p_cb->cch_state) {
465     APPL_TRACE_DEBUG("HL CCH State Change: [%s] -> [%s] after [%s]",
466                      bta_hl_cch_state_code(in_state),
467                      bta_hl_cch_state_code(p_cb->cch_state),
468                      bta_hl_evt_code(cur_evt));
469   }
470 #endif
471 }
472 
473 /*******************************************************************************
474  *
475  * Function         bta_hl_dch_sm_execute
476  *
477  * Description      State machine event handling function for DCH
478  *
479  * Returns          void
480  *
481  ******************************************************************************/
bta_hl_dch_sm_execute(uint8_t app_idx,uint8_t mcl_idx,uint8_t mdl_idx,uint16_t event,tBTA_HL_DATA * p_data)482 void bta_hl_dch_sm_execute(uint8_t app_idx, uint8_t mcl_idx, uint8_t mdl_idx,
483                            uint16_t event, tBTA_HL_DATA* p_data) {
484   tBTA_HL_DCH_ST_TBL state_table;
485   uint8_t action;
486   int i;
487   tBTA_HL_MDL_CB* p_cb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
488 
489 #if (BTA_HL_DEBUG == TRUE)
490   tBTA_HL_DCH_STATE in_state = p_cb->dch_state;
491   uint16_t cur_evt = event;
492   APPL_TRACE_DEBUG("HDP DCH Event Handler: State 0x%02x [%s], Event [%s]",
493                    in_state, bta_hl_dch_state_code(in_state),
494                    bta_hl_evt_code(cur_evt));
495 #endif
496 
497   /* look up the state table for the current state */
498   state_table = bta_hl_dch_st_tbl[p_cb->dch_state];
499   event -= BTA_HL_DCH_EVT_MIN;
500 
501   /* set next state */
502   p_cb->dch_state = state_table[event][BTA_HL_DCH_NEXT_STATE];
503 
504   for (i = 0; i < BTA_HL_DCH_ACTIONS; i++) {
505     action = state_table[event][i];
506     if (action != BTA_HL_DCH_IGNORE) {
507       (*bta_hl_dch_action[action])(app_idx, mcl_idx, mdl_idx, p_data);
508     } else {
509       /* discard mas data */
510       bta_hl_discard_data(p_data->hdr.event, p_data);
511       break;
512     }
513   }
514 
515 #if (BTA_HL_DEBUG == TRUE)
516   if (in_state != p_cb->dch_state) {
517     APPL_TRACE_DEBUG("HL DCH State Change: [%s] -> [%s] after [%s]",
518                      bta_hl_dch_state_code(in_state),
519                      bta_hl_dch_state_code(p_cb->dch_state),
520                      bta_hl_evt_code(cur_evt));
521   }
522 #endif
523 }
524 /*******************************************************************************
525  *
526  * Function         bta_hl_api_enable
527  *
528  * Description      Process the API enable request to enable the HL subsystem
529  *
530  * Returns          void
531  *
532  ******************************************************************************/
bta_hl_api_enable(tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)533 static void bta_hl_api_enable(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
534   tBTA_HL_CTRL evt_data;
535 
536   /* If already enabled then reject this request */
537   if (p_cb->enable) {
538     APPL_TRACE_ERROR("HL is already enabled");
539     evt_data.enable_cfm.status = BTA_HL_STATUS_FAIL;
540     if (p_data->api_enable.p_cback)
541       p_data->api_enable.p_cback(BTA_HL_CTRL_ENABLE_CFM_EVT,
542                                  (tBTA_HL_CTRL*)&evt_data);
543     return;
544   }
545 
546   /* Done with checking. now perform the enable oepration*/
547   /* initialize control block */
548   memset(p_cb, 0, sizeof(tBTA_HL_CB));
549   p_cb->enable = true;
550   p_cb->p_ctrl_cback = p_data->api_enable.p_cback;
551   evt_data.enable_cfm.status = BTA_HL_STATUS_OK;
552   if (p_data->api_enable.p_cback)
553     p_data->api_enable.p_cback(BTA_HL_CTRL_ENABLE_CFM_EVT,
554                                (tBTA_HL_CTRL*)&evt_data);
555 }
556 /*******************************************************************************
557  *
558  * Function         bta_hl_api_disable
559  *
560  * Description      Process the API disable request to disable the HL subsystem
561  *
562  * Returns          void
563  *
564  ******************************************************************************/
bta_hl_api_disable(tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)565 static void bta_hl_api_disable(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
566   tBTA_HL_CTRL evt_data;
567   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
568 
569   if (p_cb->enable) {
570     p_cb->disabling = true;
571     bta_hl_check_disable(p_data);
572   } else {
573     status = BTA_HL_STATUS_FAIL;
574     evt_data.disable_cfm.status = status;
575     if (p_cb->p_ctrl_cback)
576       p_cb->p_ctrl_cback(BTA_HL_CTRL_DISABLE_CFM_EVT, (tBTA_HL_CTRL*)&evt_data);
577   }
578 
579 #if (BTA_HL_DEBUG == TRUE)
580   if (status != BTA_HL_STATUS_OK) {
581     APPL_TRACE_DEBUG("bta_hl_api_disable status =%s",
582                      bta_hl_status_code(status));
583   }
584 #endif
585 }
586 
587 /*******************************************************************************
588  *
589  * Function         bta_hl_api_update
590  *
591  * Description      Process the API registration request to register an HDP
592  *                  application
593  *
594  * Returns          void
595  *
596  ******************************************************************************/
bta_hl_api_update(tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)597 static void bta_hl_api_update(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
598   tBTA_HL evt_data;
599   tBTA_HL_APP_CB* p_acb = BTA_HL_GET_APP_CB_PTR(0);
600   tBTA_HL_STATUS status = BTA_HL_STATUS_FAIL;
601 
602   APPL_TRACE_DEBUG("bta_hl_api_update");
603   if (p_cb->enable) {
604     status = bta_hl_app_update(p_data->api_update.app_id,
605                                p_data->api_update.is_register);
606     if (!p_data->api_update.is_register) {
607       APPL_TRACE_DEBUG("Deregister");
608       memset(&evt_data, 0, sizeof(tBTA_HL));
609       evt_data.dereg_cfm.status = status;
610       evt_data.dereg_cfm.app_id = p_data->api_update.app_id;
611       if (status == BTA_HL_STATUS_OK)
612         evt_data.dereg_cfm.app_handle = p_acb->app_handle;
613       if (p_acb->p_cback) {
614         p_acb->p_cback(BTA_HL_DEREGISTER_CFM_EVT, (tBTA_HL*)&evt_data);
615       }
616       return;
617     }
618   }
619 
620   if (status != BTA_HL_STATUS_OK) {
621     if ((status != BTA_HL_STATUS_DUPLICATE_APP_ID) &&
622         (status != BTA_HL_STATUS_NO_RESOURCE)) {
623       if (p_acb) memset(p_acb, 0, sizeof(tBTA_HL_APP_CB));
624     }
625   }
626 #if (BTA_HL_DEBUG == TRUE)
627   if (status != BTA_HL_STATUS_OK) {
628     APPL_TRACE_DEBUG("bta_hl_api_register status =%s",
629                      bta_hl_status_code(status));
630   }
631 #endif
632 
633   memset(&evt_data, 0, sizeof(tBTA_HL));
634   evt_data.reg_cfm.status = status;
635   evt_data.reg_cfm.app_id = p_data->api_update.app_id;
636   if (status == BTA_HL_STATUS_OK)
637     evt_data.reg_cfm.app_handle = p_acb->app_handle;
638   if (p_data->api_reg.p_cback) {
639     p_data->api_reg.p_cback(BTA_HL_REGISTER_CFM_EVT, (tBTA_HL*)&evt_data);
640   }
641 
642   if (status == BTA_HL_STATUS_OK) {
643     evt_data.sdp_info_ind.app_handle = p_acb->app_handle;
644     evt_data.sdp_info_ind.ctrl_psm = p_acb->ctrl_psm;
645     evt_data.sdp_info_ind.data_psm = p_acb->data_psm;
646     evt_data.sdp_info_ind.data_x_spec = BTA_HL_SDP_IEEE_11073_20601;
647     evt_data.sdp_info_ind.mcap_sup_procs = BTA_HL_MCAP_SUP_PROC_MASK;
648 
649     if (p_data->api_reg.p_cback) {
650       p_data->api_reg.p_cback(BTA_HL_SDP_INFO_IND_EVT, (tBTA_HL*)&evt_data);
651     }
652   }
653 }
654 
655 /*******************************************************************************
656  *
657  * Function         bta_hl_api_register
658  *
659  * Description      Process the API registration request to register an HDP
660  *                  application
661  *
662  * Returns          void
663  *
664  ******************************************************************************/
bta_hl_api_register(tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)665 static void bta_hl_api_register(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
666   tBTA_HL evt_data;
667   uint8_t app_idx;
668   tBTA_HL_APP_CB* p_acb = NULL;
669   tBTA_HL_STATUS status = BTA_HL_STATUS_FAIL;
670 
671   if (p_cb->enable) {
672     if (!bta_hl_is_a_duplicate_id(p_data->api_reg.app_id)) {
673       if (bta_hl_find_avail_app_idx(&app_idx)) {
674         p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
675         p_acb->in_use = true;
676         p_acb->app_id = p_data->api_reg.app_id;
677         p_acb->p_cback = p_data->api_reg.p_cback;
678         p_acb->sec_mask = p_data->api_reg.sec_mask;
679         p_acb->dev_type = p_data->api_reg.dev_type;
680         strlcpy(p_acb->srv_name, p_data->api_reg.srv_name,
681                 sizeof(p_acb->srv_name));
682         strlcpy(p_acb->srv_desp, p_data->api_reg.srv_desp,
683                 sizeof(p_acb->srv_desp));
684         strlcpy(p_acb->provider_name, p_data->api_reg.provider_name,
685                 sizeof(p_acb->provider_name));
686         bta_hl_cb.p_alloc_psm = L2CA_AllocatePSM;
687         p_acb->ctrl_psm = bta_hl_cb.p_alloc_psm();
688         p_acb->data_psm = bta_hl_cb.p_alloc_psm();
689         p_acb->p_mcap_cback = bta_hl_mcap_ctrl_cback;
690         status = bta_hl_app_registration(app_idx);
691       } else {
692         status = BTA_HL_STATUS_NO_RESOURCE;
693       }
694     } else {
695       status = BTA_HL_STATUS_DUPLICATE_APP_ID;
696     }
697   }
698 
699   if (status != BTA_HL_STATUS_OK) {
700     if ((status != BTA_HL_STATUS_DUPLICATE_APP_ID) &&
701         (status != BTA_HL_STATUS_NO_RESOURCE)) {
702       if (p_acb) memset(p_acb, 0, sizeof(tBTA_HL_APP_CB));
703     }
704   }
705 #if (BTA_HL_DEBUG == TRUE)
706   if (status != BTA_HL_STATUS_OK) {
707     APPL_TRACE_DEBUG("bta_hl_api_register status =%s",
708                      bta_hl_status_code(status));
709   }
710 #endif
711 
712   memset(&evt_data, 0, sizeof(tBTA_HL));
713   evt_data.reg_cfm.status = status;
714   evt_data.reg_cfm.app_id = p_data->api_reg.app_id;
715   if (status == BTA_HL_STATUS_OK)
716     evt_data.reg_cfm.app_handle = p_acb->app_handle;
717   if (p_data->api_reg.p_cback) {
718     p_data->api_reg.p_cback(BTA_HL_REGISTER_CFM_EVT, (tBTA_HL*)&evt_data);
719   }
720 
721   if (status == BTA_HL_STATUS_OK) {
722     evt_data.sdp_info_ind.app_handle = p_acb->app_handle;
723     evt_data.sdp_info_ind.ctrl_psm = p_acb->ctrl_psm;
724     evt_data.sdp_info_ind.data_psm = p_acb->data_psm;
725     evt_data.sdp_info_ind.data_x_spec = BTA_HL_SDP_IEEE_11073_20601;
726     evt_data.sdp_info_ind.mcap_sup_procs = BTA_HL_MCAP_SUP_PROC_MASK;
727 
728     if (p_data->api_reg.p_cback) {
729       p_data->api_reg.p_cback(BTA_HL_SDP_INFO_IND_EVT, (tBTA_HL*)&evt_data);
730     }
731   }
732 }
733 
734 /*******************************************************************************
735  *
736  * Function         bta_hl_api_deregister
737  *
738  * Description      Process the API de-registration request
739  *
740  * Returns          void
741  *
742  ******************************************************************************/
bta_hl_api_deregister(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)743 static void bta_hl_api_deregister(UNUSED_ATTR tBTA_HL_CB* p_cb,
744                                   tBTA_HL_DATA* p_data) {
745   uint8_t app_idx;
746   tBTA_HL_APP_CB* p_acb;
747 
748   if (bta_hl_find_app_idx_using_handle(p_data->api_dereg.app_handle,
749                                        &app_idx)) {
750     p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
751     p_acb->deregistering = true;
752     bta_hl_check_deregistration(app_idx, p_data);
753   } else {
754     APPL_TRACE_ERROR("Invalid app_handle=%d", p_data->api_dereg.app_handle);
755   }
756 }
757 
758 /*******************************************************************************
759  *
760  * Function         bta_hl_api_cch_open
761  *
762  * Description      Process the API CCH open request
763  *
764  * Returns          void
765  *
766  ******************************************************************************/
bta_hl_api_cch_open(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)767 static void bta_hl_api_cch_open(UNUSED_ATTR tBTA_HL_CB* p_cb,
768                                 tBTA_HL_DATA* p_data) {
769   tBTA_HL evt_data;
770   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
771   uint8_t app_idx, mcl_idx;
772   tBTA_HL_APP_CB* p_acb;
773   tBTA_HL_MCL_CB* p_mcb;
774 
775   if (bta_hl_find_app_idx_using_handle(p_data->api_cch_open.app_handle,
776                                        &app_idx)) {
777     if (!bta_hl_find_mcl_idx(app_idx, p_data->api_cch_open.bd_addr, &mcl_idx)) {
778       if (bta_hl_find_avail_mcl_idx(app_idx, &mcl_idx)) {
779         p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
780         p_mcb->in_use = true;
781         p_mcb->req_ctrl_psm = p_data->api_cch_open.ctrl_psm;
782         p_mcb->sec_mask = p_data->api_cch_open.sec_mask;
783         p_mcb->bd_addr = p_data->api_cch_open.bd_addr;
784         p_mcb->cch_oper = BTA_HL_CCH_OP_LOCAL_OPEN;
785       } else {
786         status = BTA_HL_STATUS_NO_RESOURCE;
787       }
788     } else {
789       /* Only one MCL per BD_ADDR */
790       status = BTA_HL_STATUS_DUPLICATE_CCH_OPEN;
791       APPL_TRACE_DEBUG("bta_hl_api_cch_open: CCH already open: status =%d",
792                        status)
793       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
794       p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
795       if (p_acb->p_cback) {
796         bta_hl_build_cch_open_cfm(&evt_data, p_data->api_cch_open.app_id,
797                                   p_data->api_cch_open.app_handle,
798                                   p_mcb->mcl_handle,
799                                   p_data->api_cch_open.bd_addr, status);
800         p_acb->p_cback(BTA_HL_CCH_OPEN_CFM_EVT, (tBTA_HL*)&evt_data);
801       } else {
802         APPL_TRACE_ERROR("bta_hl_api_cch_open Null Callback");
803       }
804       return;
805     }
806   } else {
807     status = BTA_HL_STATUS_INVALID_APP_HANDLE;
808   }
809 #if (BTA_HL_DEBUG == TRUE)
810   if (status != BTA_HL_STATUS_OK) {
811     APPL_TRACE_DEBUG("bta_hl_api_cch_open status =%s",
812                      bta_hl_status_code(status));
813   }
814 #endif
815   switch (status) {
816     case BTA_HL_STATUS_OK:
817       bta_hl_cch_sm_execute(app_idx, mcl_idx, BTA_HL_CCH_OPEN_EVT, p_data);
818       break;
819     case BTA_HL_STATUS_NO_RESOURCE:
820     case BTA_HL_STATUS_FAIL:
821 
822       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
823       if (p_acb->p_cback) {
824         bta_hl_build_cch_open_cfm(&evt_data, p_data->api_cch_open.app_id,
825                                   p_data->api_cch_open.app_handle, 0,
826                                   p_data->api_cch_open.bd_addr, status);
827         p_acb->p_cback(BTA_HL_CCH_OPEN_CFM_EVT, (tBTA_HL*)&evt_data);
828       } else {
829         APPL_TRACE_ERROR("bta_hl_api_cch_open Null Callback");
830       }
831       break;
832     default:
833       APPL_TRACE_ERROR("status code=%d", status);
834       break;
835   }
836 }
837 
838 /*******************************************************************************
839  *
840  * Function         bta_hl_api_cch_close
841  *
842  * Description      Process the API CCH close request
843  *
844  * Returns          void
845  *
846  ******************************************************************************/
bta_hl_api_cch_close(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)847 static void bta_hl_api_cch_close(UNUSED_ATTR tBTA_HL_CB* p_cb,
848                                  tBTA_HL_DATA* p_data) {
849   tBTA_HL evt_data;
850   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
851   uint8_t app_idx, mcl_idx;
852   tBTA_HL_APP_CB* p_acb;
853   tBTA_HL_MCL_CB* p_mcb;
854 
855   if (bta_hl_find_mcl_idx_using_handle(p_data->api_cch_close.mcl_handle,
856                                        &app_idx, &mcl_idx)) {
857     p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
858     p_mcb->cch_oper = BTA_HL_CCH_OP_LOCAL_CLOSE;
859   } else {
860     status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
861   }
862 #if (BTA_HL_DEBUG == TRUE)
863   if (status != BTA_HL_STATUS_OK) {
864     APPL_TRACE_DEBUG("bta_hl_api_cch_close status =%s",
865                      bta_hl_status_code(status));
866   }
867 #endif
868   switch (status) {
869     case BTA_HL_STATUS_OK:
870       bta_hl_check_cch_close(app_idx, mcl_idx, p_data, true);
871       break;
872 
873     case BTA_HL_STATUS_INVALID_MCL_HANDLE:
874       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
875       if (p_acb->p_cback) {
876         bta_hl_build_cch_close_cfm(&evt_data, p_acb->app_handle,
877                                    p_data->api_cch_close.mcl_handle, status);
878         p_acb->p_cback(BTA_HL_CCH_CLOSE_CFM_EVT, (tBTA_HL*)&evt_data);
879       } else {
880         APPL_TRACE_ERROR("bta_hl_api_cch_close Null Callback");
881       }
882       break;
883     default:
884       APPL_TRACE_ERROR("status code=%d", status);
885       break;
886   }
887 }
888 
889 /*******************************************************************************
890  *
891  * Function         bta_hl_api_dch_open
892  *
893  * Description      Process the API DCH open request
894  *
895  * Returns          void
896  *
897  ******************************************************************************/
bta_hl_api_dch_open(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)898 static void bta_hl_api_dch_open(UNUSED_ATTR tBTA_HL_CB* p_cb,
899                                 tBTA_HL_DATA* p_data) {
900   tBTA_HL evt_data;
901   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
902   uint8_t app_idx, mcl_idx, mdl_idx;
903   tBTA_HL_APP_CB* p_acb;
904   tBTA_HL_MCL_CB* p_mcb = NULL;
905   tBTA_HL_MDL_CB* p_dcb;
906   tBTA_HL_MDEP_CFG* p_mdep_cfg;
907   uint8_t mdep_cfg_idx;
908 
909   if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_open.mcl_handle,
910                                        &app_idx, &mcl_idx)) {
911     p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
912     p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
913 
914     APPL_TRACE_DEBUG(
915         "bta_hl_api_dch_open: app_ix=%d, mcl_idx=%d, cch_state=%d, "
916         "mcl_handle=%d",
917         app_idx, mcl_idx, p_mcb->cch_state, p_data->api_dch_open.mcl_handle);
918     if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST) {
919       if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx)) {
920         p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
921 
922         if (bta_hl_find_mdep_cfg_idx(
923                 app_idx, p_data->api_dch_open.local_mdep_id, &mdep_cfg_idx)) {
924           if (mdep_cfg_idx &&
925               (p_acb->sup_feature.mdep[mdep_cfg_idx].mdep_cfg.mdep_role ==
926                BTA_HL_MDEP_ROLE_SINK)) {
927             p_data->api_dch_open.local_cfg = BTA_HL_DCH_CFG_NO_PREF;
928           }
929 
930           status = bta_hl_chk_local_cfg(app_idx, mcl_idx, mdep_cfg_idx,
931                                         p_data->api_dch_open.local_cfg);
932           if (status == BTA_HL_STATUS_OK) {
933             if (p_data->api_dch_open.local_mdep_id !=
934                 BTA_HL_ECHO_TEST_MDEP_ID) {
935               if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx,
936                                               p_data->api_dch_open.ctrl_psm)) {
937                 p_mdep_cfg = BTA_HL_GET_MDEP_CFG_PTR(app_idx, mdep_cfg_idx);
938                 p_dcb->in_use = true;
939                 p_dcb->dch_oper = BTA_HL_DCH_OP_LOCAL_OPEN;
940                 p_dcb->sec_mask = p_data->api_dch_open.sec_mask;
941                 p_dcb->local_mdep_id = p_data->api_dch_open.local_mdep_id;
942                 p_dcb->peer_mdep_id = p_data->api_dch_open.peer_mdep_id;
943 
944                 if (p_mdep_cfg->mdep_role == BTA_HL_MDEP_ROLE_SINK) {
945                   p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SOURCE;
946                 } else {
947                   p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SINK;
948                 }
949 
950                 p_dcb->local_mdep_cfg_idx = mdep_cfg_idx;
951                 p_dcb->local_cfg = p_data->api_dch_open.local_cfg;
952 
953                 bta_hl_find_rxtx_apdu_size(app_idx, mdep_cfg_idx,
954                                            &p_dcb->max_rx_apdu_size,
955                                            &p_dcb->max_tx_apdu_size);
956                 p_dcb->mdl_id =
957                     bta_hl_allocate_mdl_id(app_idx, mcl_idx, mdl_idx);
958                 p_dcb->mdl_cfg_idx_included = false;
959               } else {
960                 status = BTA_HL_STATUS_INVALID_CTRL_PSM;
961               }
962 
963             } else {
964               status = BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID;
965             }
966           }
967         } else {
968           status = BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID;
969         }
970       } else {
971         status = BTA_HL_STATUS_NO_RESOURCE;
972       }
973     } else {
974       status = BTA_HL_STATUS_NO_CCH;
975     }
976   } else {
977     status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
978   }
979 
980 #if (BTA_HL_DEBUG == TRUE)
981   if (status != BTA_HL_STATUS_OK) {
982     APPL_TRACE_DEBUG("bta_hl_api_dch_open status =%s",
983                      bta_hl_status_code(status));
984   }
985 #endif
986   switch (status) {
987     case BTA_HL_STATUS_OK:
988       if (p_mcb->sdp.num_recs) {
989         bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_OPEN_EVT,
990                               p_data);
991       } else {
992         bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
993                               BTA_HL_DCH_SDP_INIT_EVT, p_data);
994       }
995       break;
996     case BTA_HL_STATUS_INVALID_DCH_CFG:
997     case BTA_HL_STATUS_NO_FIRST_RELIABLE:
998     case BTA_HL_STATUS_NO_CCH:
999     case BTA_HL_STATUS_NO_RESOURCE:
1000     case BTA_HL_STATUS_FAIL:
1001     case BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID:
1002     case BTA_HL_STATUS_INVALID_CTRL_PSM:
1003       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1004       if (p_acb->p_cback) {
1005         bta_hl_build_dch_open_cfm(
1006             &evt_data, p_acb->app_handle, p_data->api_dch_open.mcl_handle,
1007             BTA_HL_INVALID_MDL_HANDLE, 0, 0, 0, 0, 0, status);
1008         p_acb->p_cback(BTA_HL_DCH_OPEN_CFM_EVT, (tBTA_HL*)&evt_data);
1009       } else {
1010         APPL_TRACE_ERROR("bta_hl_api_dch_open Null Callback");
1011       }
1012 
1013       break;
1014     default:
1015       APPL_TRACE_ERROR("Status code=%d", status);
1016       break;
1017   }
1018 }
1019 /*******************************************************************************
1020  *
1021  * Function         bta_hl_api_dch_close
1022  *
1023  * Description      Process the API DCH close request
1024  *
1025  * Returns          void
1026  *
1027  ******************************************************************************/
bta_hl_api_dch_close(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1028 static void bta_hl_api_dch_close(UNUSED_ATTR tBTA_HL_CB* p_cb,
1029                                  tBTA_HL_DATA* p_data) {
1030   tBTA_HL evt_data;
1031   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1032   uint8_t app_idx, mcl_idx, mdl_idx;
1033   tBTA_HL_APP_CB* p_acb;
1034   tBTA_HL_MCL_CB* p_mcb;
1035   tBTA_HL_MDL_CB* p_dcb;
1036 
1037   if (bta_hl_find_mdl_idx_using_handle(p_data->api_dch_close.mdl_handle,
1038                                        &app_idx, &mcl_idx, &mdl_idx)) {
1039     p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1040     if (p_dcb->dch_state != BTA_HL_DCH_OPEN_ST) {
1041       status = BTA_HL_STATUS_FAIL;
1042     }
1043   } else {
1044     status = BTA_HL_STATUS_INVALID_MDL_HANDLE;
1045   }
1046 
1047 #if (BTA_HL_DEBUG == TRUE)
1048   if (status != BTA_HL_STATUS_OK) {
1049     APPL_TRACE_DEBUG("bta_hl_api_dch_close status =%s",
1050                      bta_hl_status_code(status));
1051   }
1052 #endif
1053 
1054   switch (status) {
1055     case BTA_HL_STATUS_OK:
1056       bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_CLOSE_EVT,
1057                             p_data);
1058       break;
1059     case BTA_HL_STATUS_FAIL:
1060       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1061       if (p_acb->p_cback) {
1062         p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1063         bta_hl_build_dch_close_cfm(&evt_data, p_acb->app_handle,
1064                                    p_mcb->mcl_handle,
1065                                    p_data->api_dch_close.mdl_handle, status);
1066 
1067         p_acb->p_cback(BTA_HL_DCH_CLOSE_CFM_EVT, (tBTA_HL*)&evt_data);
1068       } else {
1069         APPL_TRACE_ERROR("bta_hl_api_dch_close Null Callback");
1070       }
1071       break;
1072     default:
1073       APPL_TRACE_ERROR("Status code=%d", status);
1074       break;
1075   }
1076 }
1077 
1078 /*******************************************************************************
1079  *
1080  * Function         bta_hl_api_dch_reconnect
1081  *
1082  * Description      Process the API DCH reconnect request
1083  *
1084  * Returns          void
1085  *
1086  ******************************************************************************/
bta_hl_api_dch_reconnect(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1087 static void bta_hl_api_dch_reconnect(UNUSED_ATTR tBTA_HL_CB* p_cb,
1088                                      tBTA_HL_DATA* p_data) {
1089   tBTA_HL evt_data;
1090   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1091   uint8_t app_idx, mcl_idx, mdl_idx;
1092   tBTA_HL_APP_CB* p_acb;
1093   tBTA_HL_MCL_CB* p_mcb = NULL;
1094   tBTA_HL_MDL_CB* p_dcb;
1095   uint8_t mdep_cfg_idx;
1096   uint8_t mdl_cfg_idx;
1097   tBTA_HL_MDEP_CFG* p_mdep_cfg;
1098 
1099   if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_reconnect.mcl_handle,
1100                                        &app_idx, &mcl_idx)) {
1101     p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1102     p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1103     if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST) {
1104       if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx)) {
1105         p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1106         if (bta_hl_validate_reconnect_params(app_idx, mcl_idx,
1107                                              &(p_data->api_dch_reconnect),
1108                                              &mdep_cfg_idx, &mdl_cfg_idx)) {
1109           if (!bta_hl_is_the_first_reliable_existed(app_idx, mcl_idx) &&
1110               (p_acb->mdl_cfg[mdl_cfg_idx].dch_mode !=
1111                BTA_HL_DCH_MODE_RELIABLE)) {
1112             status = BTA_HL_STATUS_NO_FIRST_RELIABLE;
1113           } else {
1114             if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx,
1115                                             p_data->api_dch_open.ctrl_psm)) {
1116               p_dcb->in_use = true;
1117               p_dcb->dch_oper = BTA_HL_DCH_OP_LOCAL_RECONNECT;
1118               p_dcb->sec_mask = (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT);
1119               p_dcb->local_mdep_id = p_acb->mdl_cfg[mdl_cfg_idx].local_mdep_id;
1120               p_dcb->local_mdep_cfg_idx = mdep_cfg_idx;
1121               p_dcb->local_cfg = BTA_HL_DCH_CFG_UNKNOWN;
1122               p_dcb->mdl_id = p_data->api_dch_reconnect.mdl_id;
1123               p_dcb->mdl_cfg_idx_included = true;
1124               p_dcb->mdl_cfg_idx = mdl_cfg_idx;
1125               p_dcb->dch_mode = p_acb->mdl_cfg[mdl_cfg_idx].dch_mode;
1126 
1127               p_mdep_cfg = BTA_HL_GET_MDEP_CFG_PTR(app_idx, mdep_cfg_idx);
1128 
1129               if (p_mdep_cfg->mdep_role == BTA_HL_MDEP_ROLE_SINK) {
1130                 p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SOURCE;
1131                 APPL_TRACE_DEBUG("peer mdep role = SOURCE ");
1132               } else {
1133                 p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SINK;
1134                 APPL_TRACE_DEBUG("peer mdep role = SINK ");
1135               }
1136 
1137               bta_hl_find_rxtx_apdu_size(app_idx, mdep_cfg_idx,
1138                                          &p_dcb->max_rx_apdu_size,
1139                                          &p_dcb->max_tx_apdu_size);
1140             } else {
1141               status = BTA_HL_STATUS_INVALID_CTRL_PSM;
1142             }
1143           }
1144         } else {
1145           status = BTA_HL_STATUS_INVALID_RECONNECT_CFG;
1146         }
1147       } else {
1148         status = BTA_HL_STATUS_NO_RESOURCE;
1149       }
1150     } else {
1151       status = BTA_HL_STATUS_NO_CCH;
1152     }
1153   } else {
1154     status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
1155   }
1156 
1157 #if (BTA_HL_DEBUG == TRUE)
1158   if (status != BTA_HL_STATUS_OK) {
1159     APPL_TRACE_DEBUG("bta_hl_api_dch_reconnect status=%s",
1160                      bta_hl_status_code(status));
1161   }
1162 #endif
1163 
1164   switch (status) {
1165     case BTA_HL_STATUS_OK:
1166       if (p_mcb->sdp.num_recs) {
1167         bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1168                               BTA_HL_DCH_RECONNECT_EVT, p_data);
1169       } else {
1170         bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1171                               BTA_HL_DCH_SDP_INIT_EVT, p_data);
1172       }
1173       break;
1174     case BTA_HL_STATUS_INVALID_RECONNECT_CFG:
1175     case BTA_HL_STATUS_NO_FIRST_RELIABLE:
1176     case BTA_HL_STATUS_NO_CCH:
1177     case BTA_HL_STATUS_NO_RESOURCE:
1178       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1179       if (p_acb->p_cback) {
1180         bta_hl_build_dch_open_cfm(
1181             &evt_data, p_acb->app_handle, p_data->api_dch_reconnect.mcl_handle,
1182             BTA_HL_INVALID_MDL_HANDLE, 0, p_data->api_dch_reconnect.mdl_id, 0,
1183             0, 0, status);
1184         p_acb->p_cback(BTA_HL_DCH_RECONNECT_CFM_EVT, (tBTA_HL*)&evt_data);
1185       } else {
1186         APPL_TRACE_ERROR("bta_hl_api_dch_reconnect Null Callback");
1187       }
1188       break;
1189     default:
1190       APPL_TRACE_ERROR("Status code=%d", status);
1191       break;
1192   }
1193 }
1194 
1195 /*******************************************************************************
1196  *
1197  * Function         bta_hl_api_dch_echo_test
1198  *
1199  * Description      Process the API Echo test request
1200  *
1201  * Returns          void
1202  *
1203  ******************************************************************************/
bta_hl_api_dch_echo_test(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1204 static void bta_hl_api_dch_echo_test(UNUSED_ATTR tBTA_HL_CB* p_cb,
1205                                      tBTA_HL_DATA* p_data) {
1206   tBTA_HL evt_data;
1207   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1208   uint8_t app_idx, mcl_idx, mdl_idx;
1209   tBTA_HL_APP_CB* p_acb;
1210   tBTA_HL_MCL_CB* p_mcb = NULL;
1211   tBTA_HL_MDL_CB* p_dcb;
1212   tBTA_HL_ECHO_CFG* p_echo_cfg;
1213 
1214   if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_echo_test.mcl_handle,
1215                                        &app_idx, &mcl_idx)) {
1216     p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1217     p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1218     if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST) {
1219       if (!p_mcb->echo_test) {
1220         if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx)) {
1221           p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1222 
1223           if ((p_data->api_dch_echo_test.local_cfg ==
1224                BTA_HL_DCH_CFG_RELIABLE) ||
1225               (p_data->api_dch_echo_test.local_cfg ==
1226                BTA_HL_DCH_CFG_STREAMING)) {
1227             bool fcs_use =
1228                 (bool)(p_dcb->chnl_cfg.fcs & BTA_HL_MCA_FCS_USE_MASK);
1229             p_dcb->p_echo_tx_pkt =
1230                 bta_hl_get_buf(p_data->api_dch_echo_test.pkt_size, fcs_use);
1231             if (p_dcb->p_echo_tx_pkt != NULL) {
1232               if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx,
1233                                               p_data->api_dch_open.ctrl_psm)) {
1234                 p_dcb->in_use = true;
1235                 p_dcb->dch_oper = BTA_HL_DCH_OP_LOCAL_OPEN;
1236                 p_dcb->sec_mask = (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT);
1237                 p_dcb->local_mdep_cfg_idx = BTA_HL_ECHO_TEST_MDEP_CFG_IDX;
1238                 p_dcb->local_cfg = p_data->api_dch_echo_test.local_cfg;
1239                 p_dcb->local_mdep_id = BTA_HL_ECHO_TEST_MDEP_ID;
1240                 p_dcb->peer_mdep_id = BTA_HL_ECHO_TEST_MDEP_ID;
1241                 p_dcb->mdl_id =
1242                     bta_hl_allocate_mdl_id(app_idx, mcl_idx, mdl_idx);
1243                 p_dcb->mdl_cfg_idx_included = false;
1244                 p_echo_cfg = BTA_HL_GET_ECHO_CFG_PTR(app_idx);
1245                 p_dcb->max_rx_apdu_size = p_echo_cfg->max_rx_apdu_size;
1246                 p_dcb->max_tx_apdu_size = p_echo_cfg->max_tx_apdu_size;
1247                 p_mcb->echo_test = true;
1248                 p_mcb->echo_mdl_idx = mdl_idx;
1249               } else {
1250                 status = BTA_HL_STATUS_INVALID_CTRL_PSM;
1251               }
1252             } else {
1253               status = BTA_HL_STATUS_NO_RESOURCE;
1254             }
1255           } else {
1256             status = BTA_HL_STATUS_INVALID_DCH_CFG;
1257           }
1258         } else {
1259           status = BTA_HL_STATUS_NO_RESOURCE;
1260         }
1261       } else {
1262         status = BTA_HL_STATUS_ECHO_TEST_BUSY;
1263       }
1264     } else {
1265       status = BTA_HL_STATUS_NO_CCH;
1266     }
1267   } else {
1268     status = BTA_HL_STATUS_NO_MCL;
1269   }
1270 
1271 #if (BTA_HL_DEBUG == TRUE)
1272   if (status != BTA_HL_STATUS_OK) {
1273     APPL_TRACE_DEBUG("bta_hl_api_dch_echo_test status=%s",
1274                      bta_hl_status_code(status));
1275   }
1276 #endif
1277 
1278   switch (status) {
1279     case BTA_HL_STATUS_OK:
1280       if (p_mcb->sdp.num_recs) {
1281         bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1282                               BTA_HL_DCH_ECHO_TEST_EVT, p_data);
1283       } else {
1284         bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1285                               BTA_HL_DCH_SDP_INIT_EVT, p_data);
1286       }
1287       break;
1288     case BTA_HL_STATUS_ECHO_TEST_BUSY:
1289     case BTA_HL_STATUS_NO_RESOURCE:
1290     case BTA_HL_STATUS_INVALID_DCH_CFG:
1291       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1292       if (p_acb->p_cback) {
1293         bta_hl_build_echo_test_cfm(&evt_data, p_acb->app_handle,
1294                                    p_mcb->mcl_handle, status);
1295         p_acb->p_cback(BTA_HL_DCH_ECHO_TEST_CFM_EVT, (tBTA_HL*)&evt_data);
1296       } else {
1297         APPL_TRACE_ERROR("bta_hl_api_dch_echo_test Null Callback");
1298       }
1299       break;
1300 
1301     default:
1302       APPL_TRACE_ERROR("Status code=%s", status);
1303       break;
1304   }
1305 }
1306 
1307 /*******************************************************************************
1308  *
1309  * Function         bta_hl_api_sdp_query
1310  *
1311  * Description      Process the API SDP query request
1312  *
1313  * Returns          void
1314  *
1315  ******************************************************************************/
bta_hl_api_sdp_query(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1316 static void bta_hl_api_sdp_query(UNUSED_ATTR tBTA_HL_CB* p_cb,
1317                                  tBTA_HL_DATA* p_data) {
1318   tBTA_HL evt_data;
1319   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1320   uint8_t app_idx, mcl_idx;
1321   tBTA_HL_APP_CB* p_acb;
1322   tBTA_HL_MCL_CB* p_mcb;
1323 
1324   if (bta_hl_find_app_idx_using_handle(p_data->api_sdp_query.app_handle,
1325                                        &app_idx)) {
1326     if (!bta_hl_find_mcl_idx(app_idx, p_data->api_sdp_query.bd_addr,
1327                              &mcl_idx)) {
1328       if (bta_hl_find_avail_mcl_idx(app_idx, &mcl_idx)) {
1329         p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1330         p_mcb->in_use = true;
1331         p_mcb->bd_addr = p_data->api_sdp_query.bd_addr;
1332         APPL_TRACE_DEBUG(
1333             "bta_hl_api_sdp_query p_mcb->app_id %d app_idx %d mcl_idx %d",
1334             p_mcb->app_id, app_idx, mcl_idx);
1335         p_mcb->app_id = p_data->api_sdp_query.app_id;
1336         p_mcb->sdp_oper = BTA_HL_SDP_OP_SDP_QUERY_NEW;
1337       } else {
1338         status = BTA_HL_STATUS_NO_RESOURCE;
1339       }
1340     } else {
1341       p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1342       p_mcb->app_id = p_data->api_sdp_query.app_id;
1343       if (p_mcb->sdp_oper != BTA_HL_SDP_OP_NONE) {
1344         status = BTA_HL_STATUS_SDP_NO_RESOURCE;
1345       } else {
1346         p_mcb->sdp_oper = BTA_HL_SDP_OP_SDP_QUERY_CURRENT;
1347       }
1348     }
1349   } else {
1350     status = BTA_HL_STATUS_INVALID_APP_HANDLE;
1351   }
1352 
1353   if (status == BTA_HL_STATUS_OK) {
1354     status = bta_hl_init_sdp(p_mcb->sdp_oper, app_idx, mcl_idx, 0xFF);
1355     if ((status != BTA_HL_STATUS_OK) &&
1356         (p_mcb->sdp_oper == BTA_HL_SDP_OP_SDP_QUERY_NEW)) {
1357       memset(p_mcb, 0, sizeof(tBTA_HL_MCL_CB));
1358     }
1359   }
1360 #if (BTA_HL_DEBUG == TRUE)
1361   if (status != BTA_HL_STATUS_OK) {
1362     APPL_TRACE_DEBUG("bta_hl_api_sdp_query status=%s",
1363                      bta_hl_status_code(status));
1364   }
1365 #endif
1366   switch (status) {
1367     case BTA_HL_STATUS_NO_RESOURCE:
1368     case BTA_HL_STATUS_FAIL:
1369     case BTA_HL_STATUS_SDP_NO_RESOURCE:
1370       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1371       if (p_acb->p_cback) {
1372         bta_hl_build_sdp_query_cfm(&evt_data, p_data->api_sdp_query.app_id,
1373                                    p_data->api_sdp_query.app_handle,
1374                                    p_data->api_sdp_query.bd_addr, NULL, status);
1375         p_acb->p_cback(BTA_HL_SDP_QUERY_CFM_EVT, (tBTA_HL*)&evt_data);
1376       } else {
1377         APPL_TRACE_ERROR("bta_hl_api_sdp_query Null Callback");
1378       }
1379       break;
1380     case BTA_HL_STATUS_OK:
1381       break;
1382     default:
1383       APPL_TRACE_ERROR("Status code=%d", status);
1384       break;
1385   }
1386 }
1387 
1388 /*******************************************************************************
1389  *
1390  * Function         bta_hl_sdp_query_results
1391  *
1392  * Description      Process the SDP query results
1393  *
1394  * Returns          void
1395  *
1396  ******************************************************************************/
bta_hl_sdp_query_results(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1397 static void bta_hl_sdp_query_results(UNUSED_ATTR tBTA_HL_CB* p_cb,
1398                                      tBTA_HL_DATA* p_data) {
1399   tBTA_HL evt_data;
1400   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1401   uint8_t app_idx = p_data->cch_sdp.app_idx;
1402   uint8_t mcl_idx = p_data->cch_sdp.mcl_idx;
1403   tBTA_HL_APP_CB* p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1404   tBTA_HL_MCL_CB* p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1405   tBTA_HL_SDP* p_sdp = NULL;
1406   uint16_t event;
1407 
1408   event = p_data->hdr.event;
1409 
1410   if (event == BTA_HL_SDP_QUERY_OK_EVT) {
1411     // this is freed in btif_hl_proc_sdp_query_cfm
1412     p_sdp = (tBTA_HL_SDP*)osi_malloc(sizeof(tBTA_HL_SDP));
1413     memcpy(p_sdp, &p_mcb->sdp, sizeof(tBTA_HL_SDP));
1414   } else {
1415     status = BTA_HL_STATUS_SDP_FAIL;
1416   }
1417 
1418 #if (BTA_HL_DEBUG == TRUE)
1419   if (status != BTA_HL_STATUS_OK) {
1420     APPL_TRACE_DEBUG("bta_hl_sdp_query_results status=%s",
1421                      bta_hl_status_code(status));
1422   }
1423 #endif
1424 
1425   APPL_TRACE_DEBUG(
1426       "bta_hl_sdp_query_results p_mcb->app_id %d app_idx %d mcl_idx %d",
1427       p_mcb->app_id, app_idx, mcl_idx);
1428   bta_hl_build_sdp_query_cfm(&evt_data, p_mcb->app_id, p_acb->app_handle,
1429                              p_mcb->bd_addr, p_sdp, status);
1430   p_acb->p_cback(BTA_HL_SDP_QUERY_CFM_EVT, (tBTA_HL*)&evt_data);
1431 
1432   if (p_data->cch_sdp.release_mcl_cb) {
1433     memset(p_mcb, 0, sizeof(tBTA_HL_MCL_CB));
1434   } else {
1435     if (p_mcb->close_pending)
1436       bta_hl_check_cch_close(app_idx, mcl_idx, p_data, true);
1437 
1438     if (!p_mcb->ctrl_psm) {
1439       /* Control channel acceptor: do not store the SDP records */
1440       memset(&p_mcb->sdp, 0, sizeof(tBTA_HL_SDP));
1441     }
1442   }
1443 }
1444 
1445 /*******************************************************************************
1446  *
1447  * Function         bta_hl_api_delete_mdl
1448  *
1449  * Description      Process the API DELETE MDL request
1450  *
1451  * Returns          void
1452  *
1453  ******************************************************************************/
bta_hl_api_delete_mdl(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1454 static void bta_hl_api_delete_mdl(UNUSED_ATTR tBTA_HL_CB* p_cb,
1455                                   tBTA_HL_DATA* p_data) {
1456   tBTA_HL evt_data;
1457   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1458   uint8_t app_idx, mcl_idx;
1459   tBTA_HL_APP_CB* p_acb;
1460   tBTA_HL_MCL_CB* p_mcb;
1461 
1462   if (bta_hl_find_mcl_idx_using_handle(p_data->api_delete_mdl.mcl_handle,
1463                                        &app_idx, &mcl_idx)) {
1464     if (bta_hl_is_mdl_value_valid(p_data->api_delete_mdl.mdl_id)) {
1465       p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1466       if (bta_hl_is_mdl_exsit_in_mcl(app_idx, p_mcb->bd_addr,
1467                                      p_data->api_delete_mdl.mdl_id)) {
1468         p_mcb->delete_mdl.mcl_handle = p_data->api_delete_mdl.mcl_handle;
1469         p_mcb->delete_mdl.mdl_id = p_data->api_delete_mdl.mdl_id;
1470         p_mcb->delete_mdl.delete_req_pending = true;
1471 
1472         if (MCA_Delete((tMCA_CL)p_mcb->mcl_handle,
1473                        p_data->api_delete_mdl.mdl_id) != MCA_SUCCESS) {
1474           status = BTA_HL_STATUS_FAIL;
1475           memset(&p_mcb->delete_mdl, 0, sizeof(tBTA_HL_DELETE_MDL));
1476         }
1477       } else {
1478         status = BTA_HL_STATUS_NO_MDL_ID_FOUND;
1479       }
1480     } else {
1481       status = BTA_HL_STATUS_INVALID_MDL_ID;
1482     }
1483   } else {
1484     status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
1485   }
1486 
1487 #if (BTA_HL_DEBUG == TRUE)
1488   if (status != BTA_HL_STATUS_OK) {
1489     APPL_TRACE_DEBUG("bta_hl_api_delete_mdl status=%s",
1490                      bta_hl_status_code(status));
1491   }
1492 #endif
1493   switch (status) {
1494     case BTA_HL_STATUS_OK:
1495       break;
1496     case BTA_HL_STATUS_FAIL:
1497     case BTA_HL_STATUS_NO_MDL_ID_FOUND:
1498     case BTA_HL_STATUS_INVALID_MDL_ID:
1499       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1500       if (p_acb->p_cback) {
1501         bta_hl_build_delete_mdl_cfm(&evt_data, p_acb->app_handle,
1502                                     p_data->api_delete_mdl.mcl_handle,
1503                                     p_data->api_delete_mdl.mdl_id, status);
1504         p_acb->p_cback(BTA_HL_DELETE_MDL_CFM_EVT, (tBTA_HL*)&evt_data);
1505       } else {
1506         APPL_TRACE_ERROR("bta_hl_api_delete_mdl Null Callback");
1507       }
1508       break;
1509     default:
1510       APPL_TRACE_ERROR("status code =%d", status);
1511       break;
1512   }
1513 }
1514 
1515 /*******************************************************************************
1516  *
1517  * Function         bta_hl_mca_delete_mdl_cfm
1518  *
1519  * Description      Process the DELETE MDL confirmation event
1520  *
1521  * Returns          void
1522  *
1523  ******************************************************************************/
bta_hl_mca_delete_mdl_cfm(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1524 static void bta_hl_mca_delete_mdl_cfm(UNUSED_ATTR tBTA_HL_CB* p_cb,
1525                                       tBTA_HL_DATA* p_data) {
1526   tBTA_HL evt_data;
1527   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1528   uint8_t app_idx, mcl_idx;
1529   tMCA_RSP_EVT* p_delete_cfm = &p_data->mca_evt.mca_data.delete_cfm;
1530   tBTA_HL_MCL_CB* p_mcb;
1531   bool send_cfm_evt = true;
1532   tBTA_HL_APP_CB* p_acb;
1533 
1534   if (bta_hl_find_mcl_idx_using_handle(p_data->mca_evt.mcl_handle, &app_idx,
1535                                        &mcl_idx)) {
1536     p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1537     if (p_mcb->delete_mdl.delete_req_pending) {
1538       if (p_delete_cfm->rsp_code == MCA_RSP_SUCCESS) {
1539         if (!bta_hl_delete_mdl_cfg(app_idx, p_mcb->bd_addr,
1540                                    p_delete_cfm->mdl_id)) {
1541           status = BTA_HL_STATUS_FAIL;
1542         }
1543       } else {
1544         status = BTA_HL_STATUS_FAIL;
1545       }
1546 
1547       memset(&p_mcb->delete_mdl, 0, sizeof(tBTA_HL_DELETE_MDL));
1548     } else {
1549       send_cfm_evt = false;
1550     }
1551   } else {
1552     send_cfm_evt = false;
1553   }
1554 
1555 #if (BTA_HL_DEBUG == TRUE)
1556   if (status != BTA_HL_STATUS_OK) {
1557     APPL_TRACE_DEBUG("bta_hl_api_delete_mdl status=%s",
1558                      bta_hl_status_code(status));
1559   }
1560 #endif
1561 
1562   if (send_cfm_evt) {
1563     p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1564     if (p_acb->p_cback) {
1565       bta_hl_build_delete_mdl_cfm(&evt_data, p_acb->app_handle,
1566                                   p_mcb->mcl_handle, p_delete_cfm->mdl_id,
1567                                   status);
1568 
1569       p_acb->p_cback(BTA_HL_DELETE_MDL_CFM_EVT, (tBTA_HL*)&evt_data);
1570     } else {
1571       APPL_TRACE_ERROR("bta_hl_mca_delete_mdl_cfm Null Callback");
1572     }
1573   }
1574 }
1575 
1576 /*******************************************************************************
1577  *
1578  * Function         bta_hl_mca_delete_mdl_ind
1579  *
1580  * Description      Process the DELETE MDL indication event
1581  *
1582  * Returns          void
1583  *
1584  ******************************************************************************/
bta_hl_mca_delete_mdl_ind(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1585 static void bta_hl_mca_delete_mdl_ind(UNUSED_ATTR tBTA_HL_CB* p_cb,
1586                                       tBTA_HL_DATA* p_data) {
1587   tBTA_HL evt_data;
1588   uint8_t app_idx, mcl_idx, mdl_idx;
1589   tMCA_EVT_HDR* p_delete_ind = &p_data->mca_evt.mca_data.delete_ind;
1590   tBTA_HL_MCL_CB* p_mcb;
1591   tBTA_HL_MDL_CB* p_dcb;
1592   bool send_ind_evt = false;
1593   tBTA_HL_APP_CB* p_acb;
1594 
1595   if (bta_hl_find_mcl_idx_using_handle(p_data->mca_evt.mcl_handle, &app_idx,
1596                                        &mcl_idx)) {
1597     p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1598 
1599     if (bta_hl_find_mdl_idx(app_idx, mcl_idx, p_delete_ind->mdl_id, &mdl_idx)) {
1600       p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1601       p_dcb->dch_oper = BTA_HL_DCH_OP_REMOTE_DELETE;
1602     }
1603     if (bta_hl_delete_mdl_cfg(app_idx, p_mcb->bd_addr, p_delete_ind->mdl_id)) {
1604       send_ind_evt = true;
1605     }
1606   }
1607 
1608 #if (BTA_HL_DEBUG == TRUE)
1609   if (!send_ind_evt) {
1610     APPL_TRACE_DEBUG("bta_hl_mca_delete_mdl_ind is_send_ind_evt =%d",
1611                      send_ind_evt);
1612   }
1613 #endif
1614 
1615   if (send_ind_evt) {
1616     p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1617     if (p_acb->p_cback) {
1618       evt_data.delete_mdl_ind.mcl_handle = p_mcb->mcl_handle;
1619       evt_data.delete_mdl_ind.app_handle = p_acb->app_handle;
1620       evt_data.delete_mdl_ind.mdl_id = p_delete_ind->mdl_id;
1621       p_acb->p_cback(BTA_HL_DELETE_MDL_IND_EVT, (tBTA_HL*)&evt_data);
1622     } else {
1623       APPL_TRACE_ERROR("bta_hl_mca_delete_mdl_ind Null Callback");
1624     }
1625   }
1626 }
1627 
1628 /*******************************************************************************
1629  *
1630  * Function         bta_hl_api_dch_abort
1631  *
1632  * Description      Process the API DCH abort request
1633  *
1634  * Returns          void
1635  *
1636  ******************************************************************************/
bta_hl_api_dch_abort(UNUSED_ATTR tBTA_HL_CB * p_cb,tBTA_HL_DATA * p_data)1637 static void bta_hl_api_dch_abort(UNUSED_ATTR tBTA_HL_CB* p_cb,
1638                                  tBTA_HL_DATA* p_data) {
1639   tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1640   uint8_t app_idx, mcl_idx, mdl_idx;
1641   tBTA_HL_APP_CB* p_acb;
1642   tBTA_HL_MCL_CB* p_mcb;
1643   tBTA_HL_MDL_CB* p_dcb;
1644   tBTA_HL evt_data;
1645 
1646   if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_abort.mcl_handle,
1647                                        &app_idx, &mcl_idx)) {
1648     if (!bta_hl_find_dch_setup_mdl_idx(app_idx, mcl_idx, &mdl_idx)) {
1649       status = BTA_HL_STATUS_NO_MDL_ID_FOUND;
1650     } else {
1651       p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1652       if (p_dcb->abort_oper) {
1653         /* abort already in progress*/
1654         status = BTA_HL_STATUS_FAIL;
1655       } else {
1656         p_dcb->abort_oper = BTA_HL_ABORT_LOCAL_MASK;
1657       }
1658     }
1659   } else {
1660     status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
1661   }
1662 
1663 #if (BTA_HL_DEBUG == TRUE)
1664   if (status != BTA_HL_STATUS_OK) {
1665     APPL_TRACE_DEBUG("bta_hl_api_dch_abort status=%s",
1666                      bta_hl_status_code(status));
1667   }
1668 #endif
1669   switch (status) {
1670     case BTA_HL_STATUS_OK:
1671 
1672       bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_ABORT_EVT,
1673                             p_data);
1674       break;
1675     case BTA_HL_STATUS_NO_MDL_ID_FOUND:
1676     case BTA_HL_STATUS_FAIL:
1677 
1678       p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1679       if (p_acb->p_cback) {
1680         p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1681         bta_hl_build_abort_cfm(&evt_data,
1682 
1683                                p_acb->app_handle, p_mcb->mcl_handle,
1684                                BTA_HL_STATUS_FAIL);
1685         p_acb->p_cback(BTA_HL_DCH_ABORT_CFM_EVT, (tBTA_HL*)&evt_data);
1686       } else {
1687         APPL_TRACE_ERROR("bta_hl_api_dch_abort Null Callback");
1688       }
1689       break;
1690     default:
1691       APPL_TRACE_ERROR("Status code=%d", status);
1692       break;
1693   }
1694 }
1695 
1696 /*******************************************************************************
1697  *
1698  * Function         bta_hl_hdl_event
1699  *
1700  * Description      HL main event handling function.
1701  *
1702  * Returns          void
1703  *
1704  ******************************************************************************/
bta_hl_hdl_event(BT_HDR * p_msg)1705 bool bta_hl_hdl_event(BT_HDR* p_msg) {
1706   uint8_t app_idx, mcl_idx, mdl_idx;
1707   bool success = true;
1708 
1709 #if (BTA_HL_DEBUG == TRUE)
1710   APPL_TRACE_DEBUG("BTA HL Event Handler: Event [%s]",
1711                    bta_hl_evt_code(p_msg->event));
1712 #endif
1713 
1714   switch (p_msg->event) {
1715     case BTA_HL_API_ENABLE_EVT:
1716       bta_hl_api_enable(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1717       break;
1718     case BTA_HL_API_DISABLE_EVT:
1719       bta_hl_api_disable(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1720       break;
1721     case BTA_HL_API_UPDATE_EVT:
1722       bta_hl_api_update(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1723       break;
1724     case BTA_HL_API_REGISTER_EVT:
1725       bta_hl_api_register(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1726       break;
1727     case BTA_HL_API_DEREGISTER_EVT:
1728       bta_hl_api_deregister(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1729       break;
1730     case BTA_HL_API_CCH_OPEN_EVT:
1731       bta_hl_api_cch_open(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1732       break;
1733     case BTA_HL_API_CCH_CLOSE_EVT:
1734       bta_hl_api_cch_close(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1735       break;
1736     case BTA_HL_API_DCH_OPEN_EVT:
1737       bta_hl_api_dch_open(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1738       break;
1739     case BTA_HL_API_DCH_CLOSE_EVT:
1740       bta_hl_api_dch_close(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1741       break;
1742     case BTA_HL_API_DELETE_MDL_EVT:
1743       bta_hl_api_delete_mdl(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1744       break;
1745     case BTA_HL_API_DCH_RECONNECT_EVT:
1746       bta_hl_api_dch_reconnect(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1747       break;
1748 
1749     case BTA_HL_API_DCH_ECHO_TEST_EVT:
1750       bta_hl_api_dch_echo_test(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1751       break;
1752 
1753     case BTA_HL_API_SDP_QUERY_EVT:
1754       bta_hl_api_sdp_query(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1755       break;
1756 
1757     case BTA_HL_MCA_DELETE_CFM_EVT:
1758       bta_hl_mca_delete_mdl_cfm(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1759       break;
1760 
1761     case BTA_HL_MCA_DELETE_IND_EVT:
1762       bta_hl_mca_delete_mdl_ind(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1763       break;
1764 
1765     case BTA_HL_SDP_QUERY_OK_EVT:
1766     case BTA_HL_SDP_QUERY_FAIL_EVT:
1767       bta_hl_sdp_query_results(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1768       break;
1769     case BTA_HL_API_DCH_ABORT_EVT:
1770       bta_hl_api_dch_abort(&bta_hl_cb, (tBTA_HL_DATA*)p_msg);
1771       break;
1772 
1773     default:
1774       if (p_msg->event < BTA_HL_DCH_EVT_MIN) {
1775         if (bta_hl_find_cch_cb_indexes((tBTA_HL_DATA*)p_msg, &app_idx,
1776                                        &mcl_idx)) {
1777           bta_hl_cch_sm_execute(app_idx, mcl_idx, p_msg->event,
1778                                 (tBTA_HL_DATA*)p_msg);
1779         } else {
1780 #if (BTA_HL_DEBUG == TRUE)
1781           APPL_TRACE_ERROR(
1782               "unable to find control block indexes for CCH: [event=%s]",
1783               bta_hl_evt_code(p_msg->event));
1784 #else
1785           APPL_TRACE_ERROR(
1786               "unable to find control block indexes for CCH: [event=%d]",
1787               p_msg->event);
1788 #endif
1789           success = false;
1790         }
1791       } else {
1792         if (bta_hl_find_dch_cb_indexes((tBTA_HL_DATA*)p_msg, &app_idx, &mcl_idx,
1793                                        &mdl_idx)) {
1794           bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, p_msg->event,
1795                                 (tBTA_HL_DATA*)p_msg);
1796         } else {
1797 #if (BTA_HL_DEBUG == TRUE)
1798           APPL_TRACE_ERROR(
1799               "unable to find control block indexes for DCH : [event=%s]",
1800               bta_hl_evt_code(p_msg->event));
1801 #else
1802           APPL_TRACE_ERROR(
1803               "unable to find control block indexes for DCH: [event=%d]",
1804               p_msg->event);
1805 #endif
1806           success = false;
1807         }
1808       }
1809 
1810       break;
1811   }
1812 
1813   return (success);
1814 }
1815 
1816 /*****************************************************************************
1817  *  Debug Functions
1818  ****************************************************************************/
1819 #if (BTA_HL_DEBUG == TRUE)
1820 
1821 /*******************************************************************************
1822  *
1823  * Function         bta_hl_cch_state_code
1824  *
1825  * Description      Map CCH state code to the corresponding state string
1826  *
1827  * Returns          string pointer for the associated state name
1828  *
1829  ******************************************************************************/
bta_hl_cch_state_code(tBTA_HL_CCH_STATE state_code)1830 static const char* bta_hl_cch_state_code(tBTA_HL_CCH_STATE state_code) {
1831   switch (state_code) {
1832     case BTA_HL_CCH_IDLE_ST:
1833       return "BTA_HL_CCH_IDLE_ST";
1834     case BTA_HL_CCH_OPENING_ST:
1835       return "BTA_HL_CCH_OPENING_ST";
1836     case BTA_HL_CCH_OPEN_ST:
1837       return "BTA_HL_CCH_OPEN_ST";
1838     case BTA_HL_CCH_CLOSING_ST:
1839       return "BTA_HL_CCH_CLOSING_ST";
1840     default:
1841       return "Unknown CCH state code";
1842   }
1843 }
1844 
1845 /*******************************************************************************
1846  *
1847  * Function         bta_hl_dch_state_code
1848  *
1849  * Description      Map DCH state code to the corresponding state string
1850  *
1851  * Returns          string pointer for the associated state name
1852  *
1853  ******************************************************************************/
bta_hl_dch_state_code(tBTA_HL_DCH_STATE state_code)1854 static const char* bta_hl_dch_state_code(tBTA_HL_DCH_STATE state_code) {
1855   switch (state_code) {
1856     case BTA_HL_DCH_IDLE_ST:
1857       return "BTA_HL_DCH_IDLE_ST";
1858     case BTA_HL_DCH_OPENING_ST:
1859       return "BTA_HL_DCH_OPENING_ST";
1860     case BTA_HL_DCH_OPEN_ST:
1861       return "BTA_HL_DCH_OPEN_ST";
1862     case BTA_HL_DCH_CLOSING_ST:
1863       return "BTA_HL_DCH_CLOSING_ST";
1864     default:
1865       return "Unknown DCH state code";
1866   }
1867 }
1868 #endif /* Debug Functions */
1869 #endif /* HL_INCLUDED */
1870