bta_hl_main.cc revision cd1fd07f1306e08fe048682dd5918987e579f937
1/******************************************************************************
2 *
3 *  Copyright (C) 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)
39static const char* bta_hl_cch_state_code(tBTA_HL_CCH_STATE state_code);
40static const char* bta_hl_dch_state_code(tBTA_HL_DCH_STATE state_code);
41#endif
42
43extern uint16_t L2CA_AllocateRandomPsm(void);
44extern 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[] */
53enum {
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
86typedef void (*tBTA_HL_DCH_ACTION)(uint8_t app_idx, uint8_t mcl_idx,
87                                   uint8_t mdl_idx, tBTA_HL_DATA* p_data);
88
89static 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 */
115static 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 */
157static 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 */
208static 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 */
252static 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 */
295typedef const uint8_t (*tBTA_HL_DCH_ST_TBL)[BTA_HL_DCH_NUM_COLS];
296
297/* state table */
298const 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 */
309enum {
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 */
322typedef 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 */
326const 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 */
337static 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 */
352static 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 */
372static 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 */
387static 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 */
407typedef const uint8_t (*tBTA_HL_CCH_ST_TBL)[BTA_HL_CCH_NUM_COLS];
408
409/* MAS state table */
410const 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 */
419tBTA_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 ******************************************************************************/
430void 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    if ((action = state_table[event][i]) != BTA_HL_CCH_IGNORE) {
455      (*bta_hl_cch_action[action])(app_idx, mcl_idx, p_data);
456    } else {
457      /* discard HDP data */
458      bta_hl_discard_data(p_data->hdr.event, p_data);
459      break;
460    }
461  }
462#if (BTA_HL_DEBUG == TRUE)
463  if (in_state != p_cb->cch_state) {
464    APPL_TRACE_DEBUG("HL CCH State Change: [%s] -> [%s] after [%s]",
465                     bta_hl_cch_state_code(in_state),
466                     bta_hl_cch_state_code(p_cb->cch_state),
467                     bta_hl_evt_code(cur_evt));
468  }
469#endif
470}
471
472/*******************************************************************************
473 *
474 * Function         bta_hl_dch_sm_execute
475 *
476 * Description      State machine event handling function for DCH
477 *
478 * Returns          void
479 *
480 ******************************************************************************/
481void bta_hl_dch_sm_execute(uint8_t app_idx, uint8_t mcl_idx, uint8_t mdl_idx,
482                           uint16_t event, tBTA_HL_DATA* p_data) {
483  tBTA_HL_DCH_ST_TBL state_table;
484  uint8_t action;
485  int i;
486  tBTA_HL_MDL_CB* p_cb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
487
488#if (BTA_HL_DEBUG == TRUE)
489  tBTA_HL_DCH_STATE in_state = p_cb->dch_state;
490  uint16_t cur_evt = event;
491  APPL_TRACE_DEBUG("HDP DCH Event Handler: State 0x%02x [%s], Event [%s]",
492                   in_state, bta_hl_dch_state_code(in_state),
493                   bta_hl_evt_code(cur_evt));
494#endif
495
496  /* look up the state table for the current state */
497  state_table = bta_hl_dch_st_tbl[p_cb->dch_state];
498  event -= BTA_HL_DCH_EVT_MIN;
499
500  /* set next state */
501  p_cb->dch_state = state_table[event][BTA_HL_DCH_NEXT_STATE];
502
503  for (i = 0; i < BTA_HL_DCH_ACTIONS; i++) {
504    if ((action = state_table[event][i]) != BTA_HL_DCH_IGNORE) {
505      (*bta_hl_dch_action[action])(app_idx, mcl_idx, mdl_idx, p_data);
506    } else {
507      /* discard mas data */
508      bta_hl_discard_data(p_data->hdr.event, p_data);
509      break;
510    }
511  }
512
513#if (BTA_HL_DEBUG == TRUE)
514  if (in_state != p_cb->dch_state) {
515    APPL_TRACE_DEBUG("HL DCH State Change: [%s] -> [%s] after [%s]",
516                     bta_hl_dch_state_code(in_state),
517                     bta_hl_dch_state_code(p_cb->dch_state),
518                     bta_hl_evt_code(cur_evt));
519  }
520#endif
521}
522/*******************************************************************************
523 *
524 * Function         bta_hl_api_enable
525 *
526 * Description      Process the API enable request to enable the HL subsystem
527 *
528 * Returns          void
529 *
530 ******************************************************************************/
531static void bta_hl_api_enable(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
532  tBTA_HL_CTRL evt_data;
533
534  /* If already enabled then reject this request */
535  if (p_cb->enable) {
536    APPL_TRACE_ERROR("HL is already enabled");
537    evt_data.enable_cfm.status = BTA_HL_STATUS_FAIL;
538    if (p_data->api_enable.p_cback)
539      p_data->api_enable.p_cback(BTA_HL_CTRL_ENABLE_CFM_EVT,
540                                 (tBTA_HL_CTRL*)&evt_data);
541    return;
542  }
543
544  /* Done with checking. now perform the enable oepration*/
545  /* initialize control block */
546  memset(p_cb, 0, sizeof(tBTA_HL_CB));
547  p_cb->enable = true;
548  p_cb->p_ctrl_cback = p_data->api_enable.p_cback;
549  evt_data.enable_cfm.status = BTA_HL_STATUS_OK;
550  if (p_data->api_enable.p_cback)
551    p_data->api_enable.p_cback(BTA_HL_CTRL_ENABLE_CFM_EVT,
552                               (tBTA_HL_CTRL*)&evt_data);
553}
554/*******************************************************************************
555 *
556 * Function         bta_hl_api_disable
557 *
558 * Description      Process the API disable request to disable the HL subsystem
559 *
560 * Returns          void
561 *
562 ******************************************************************************/
563static void bta_hl_api_disable(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
564  tBTA_HL_CTRL evt_data;
565  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
566
567  if (p_cb->enable) {
568    p_cb->disabling = true;
569    bta_hl_check_disable(p_data);
570  } else {
571    status = BTA_HL_STATUS_FAIL;
572    evt_data.disable_cfm.status = status;
573    if (p_cb->p_ctrl_cback)
574      p_cb->p_ctrl_cback(BTA_HL_CTRL_DISABLE_CFM_EVT, (tBTA_HL_CTRL*)&evt_data);
575  }
576
577#if (BTA_HL_DEBUG == TRUE)
578  if (status != BTA_HL_STATUS_OK) {
579    APPL_TRACE_DEBUG("bta_hl_api_disable status =%s",
580                     bta_hl_status_code(status));
581  }
582#endif
583}
584
585/*******************************************************************************
586 *
587 * Function         bta_hl_api_update
588 *
589 * Description      Process the API registration request to register an HDP
590 *applciation
591 *
592 * Returns          void
593 *
594 ******************************************************************************/
595static void bta_hl_api_update(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
596  tBTA_HL evt_data;
597  tBTA_HL_APP_CB* p_acb = BTA_HL_GET_APP_CB_PTR(0);
598  tBTA_HL_STATUS status = BTA_HL_STATUS_FAIL;
599
600  APPL_TRACE_DEBUG("bta_hl_api_update");
601  if (p_cb->enable) {
602    status = bta_hl_app_update(p_data->api_update.app_id,
603                               p_data->api_update.is_register);
604    if (!p_data->api_update.is_register) {
605      APPL_TRACE_DEBUG("Deregister");
606      memset(&evt_data, 0, sizeof(tBTA_HL));
607      evt_data.dereg_cfm.status = status;
608      evt_data.dereg_cfm.app_id = p_data->api_update.app_id;
609      if (status == BTA_HL_STATUS_OK)
610        evt_data.dereg_cfm.app_handle = p_acb->app_handle;
611      if (p_acb->p_cback) {
612        p_acb->p_cback(BTA_HL_DEREGISTER_CFM_EVT, (tBTA_HL*)&evt_data);
613      }
614      return;
615    }
616  }
617
618  if (status != BTA_HL_STATUS_OK) {
619    if ((status != BTA_HL_STATUS_DUPLICATE_APP_ID) &&
620        (status != BTA_HL_STATUS_NO_RESOURCE)) {
621      if (p_acb) memset(p_acb, 0, sizeof(tBTA_HL_APP_CB));
622    }
623  }
624#if (BTA_HL_DEBUG == TRUE)
625  if (status != BTA_HL_STATUS_OK) {
626    APPL_TRACE_DEBUG("bta_hl_api_register status =%s",
627                     bta_hl_status_code(status));
628  }
629#endif
630
631  memset(&evt_data, 0, sizeof(tBTA_HL));
632  evt_data.reg_cfm.status = status;
633  evt_data.reg_cfm.app_id = p_data->api_update.app_id;
634  if (status == BTA_HL_STATUS_OK)
635    evt_data.reg_cfm.app_handle = p_acb->app_handle;
636  if (p_data->api_reg.p_cback) {
637    p_data->api_reg.p_cback(BTA_HL_REGISTER_CFM_EVT, (tBTA_HL*)&evt_data);
638  }
639
640  if (status == BTA_HL_STATUS_OK) {
641    evt_data.sdp_info_ind.app_handle = p_acb->app_handle;
642    evt_data.sdp_info_ind.ctrl_psm = p_acb->ctrl_psm;
643    evt_data.sdp_info_ind.data_psm = p_acb->data_psm;
644    evt_data.sdp_info_ind.data_x_spec = BTA_HL_SDP_IEEE_11073_20601;
645    evt_data.sdp_info_ind.mcap_sup_procs = BTA_HL_MCAP_SUP_PROC_MASK;
646
647    if (p_data->api_reg.p_cback) {
648      p_data->api_reg.p_cback(BTA_HL_SDP_INFO_IND_EVT, (tBTA_HL*)&evt_data);
649    }
650  }
651}
652
653/*******************************************************************************
654 *
655 * Function         bta_hl_api_register
656 *
657 * Description      Process the API registration request to register an HDP
658 *applciation
659 *
660 * Returns          void
661 *
662 ******************************************************************************/
663static void bta_hl_api_register(tBTA_HL_CB* p_cb, tBTA_HL_DATA* p_data) {
664  tBTA_HL evt_data;
665  uint8_t app_idx;
666  tBTA_HL_APP_CB* p_acb = NULL;
667  tBTA_HL_STATUS status = BTA_HL_STATUS_FAIL;
668
669  if (p_cb->enable) {
670    if (!bta_hl_is_a_duplicate_id(p_data->api_reg.app_id)) {
671      if (bta_hl_find_avail_app_idx(&app_idx)) {
672        p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
673        p_acb->in_use = true;
674        p_acb->app_id = p_data->api_reg.app_id;
675        p_acb->p_cback = p_data->api_reg.p_cback;
676        p_acb->sec_mask = p_data->api_reg.sec_mask;
677        p_acb->dev_type = p_data->api_reg.dev_type;
678        strlcpy(p_acb->srv_name, p_data->api_reg.srv_name,
679                BTA_SERVICE_NAME_LEN);
680        strlcpy(p_acb->srv_desp, p_data->api_reg.srv_desp,
681                BTA_SERVICE_DESP_LEN);
682        strlcpy(p_acb->provider_name, p_data->api_reg.provider_name,
683                BTA_PROVIDER_NAME_LEN);
684        bta_hl_cb.p_alloc_psm = L2CA_AllocatePSM;
685        p_acb->ctrl_psm = bta_hl_cb.p_alloc_psm();
686        p_acb->data_psm = bta_hl_cb.p_alloc_psm();
687        p_acb->p_mcap_cback = bta_hl_mcap_ctrl_cback;
688        status = bta_hl_app_registration(app_idx);
689      } else {
690        status = BTA_HL_STATUS_NO_RESOURCE;
691      }
692    } else {
693      status = BTA_HL_STATUS_DUPLICATE_APP_ID;
694    }
695  }
696
697  if (status != BTA_HL_STATUS_OK) {
698    if ((status != BTA_HL_STATUS_DUPLICATE_APP_ID) &&
699        (status != BTA_HL_STATUS_NO_RESOURCE)) {
700      if (p_acb) memset(p_acb, 0, sizeof(tBTA_HL_APP_CB));
701    }
702  }
703#if (BTA_HL_DEBUG == TRUE)
704  if (status != BTA_HL_STATUS_OK) {
705    APPL_TRACE_DEBUG("bta_hl_api_register status =%s",
706                     bta_hl_status_code(status));
707  }
708#endif
709
710  memset(&evt_data, 0, sizeof(tBTA_HL));
711  evt_data.reg_cfm.status = status;
712  evt_data.reg_cfm.app_id = p_data->api_reg.app_id;
713  if (status == BTA_HL_STATUS_OK)
714    evt_data.reg_cfm.app_handle = p_acb->app_handle;
715  if (p_data->api_reg.p_cback) {
716    p_data->api_reg.p_cback(BTA_HL_REGISTER_CFM_EVT, (tBTA_HL*)&evt_data);
717  }
718
719  if (status == BTA_HL_STATUS_OK) {
720    evt_data.sdp_info_ind.app_handle = p_acb->app_handle;
721    evt_data.sdp_info_ind.ctrl_psm = p_acb->ctrl_psm;
722    evt_data.sdp_info_ind.data_psm = p_acb->data_psm;
723    evt_data.sdp_info_ind.data_x_spec = BTA_HL_SDP_IEEE_11073_20601;
724    evt_data.sdp_info_ind.mcap_sup_procs = BTA_HL_MCAP_SUP_PROC_MASK;
725
726    if (p_data->api_reg.p_cback) {
727      p_data->api_reg.p_cback(BTA_HL_SDP_INFO_IND_EVT, (tBTA_HL*)&evt_data);
728    }
729  }
730}
731
732/*******************************************************************************
733 *
734 * Function         bta_hl_api_deregister
735 *
736 * Description      Process the API de-registration request
737 *
738 * Returns          void
739 *
740 ******************************************************************************/
741static void bta_hl_api_deregister(UNUSED_ATTR tBTA_HL_CB* p_cb,
742                                  tBTA_HL_DATA* p_data) {
743  uint8_t app_idx;
744  tBTA_HL_APP_CB* p_acb;
745
746  if (bta_hl_find_app_idx_using_handle(p_data->api_dereg.app_handle,
747                                       &app_idx)) {
748    p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
749    p_acb->deregistering = true;
750    bta_hl_check_deregistration(app_idx, p_data);
751  } else {
752    APPL_TRACE_ERROR("Invalid app_handle=%d", p_data->api_dereg.app_handle);
753  }
754}
755
756/*******************************************************************************
757 *
758 * Function         bta_hl_api_cch_open
759 *
760 * Description      Process the API CCH open request
761 *
762 * Returns          void
763 *
764 ******************************************************************************/
765static void bta_hl_api_cch_open(UNUSED_ATTR tBTA_HL_CB* p_cb,
766                                tBTA_HL_DATA* p_data) {
767  tBTA_HL evt_data;
768  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
769  uint8_t app_idx, mcl_idx;
770  tBTA_HL_APP_CB* p_acb;
771  tBTA_HL_MCL_CB* p_mcb;
772
773  if (bta_hl_find_app_idx_using_handle(p_data->api_cch_open.app_handle,
774                                       &app_idx)) {
775    if (!bta_hl_find_mcl_idx(app_idx, p_data->api_cch_open.bd_addr, &mcl_idx)) {
776      if (bta_hl_find_avail_mcl_idx(app_idx, &mcl_idx)) {
777        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
778        p_mcb->in_use = true;
779        p_mcb->req_ctrl_psm = p_data->api_cch_open.ctrl_psm;
780        p_mcb->sec_mask = p_data->api_cch_open.sec_mask;
781        bdcpy(p_mcb->bd_addr, p_data->api_cch_open.bd_addr);
782        p_mcb->cch_oper = BTA_HL_CCH_OP_LOCAL_OPEN;
783      } else {
784        status = BTA_HL_STATUS_NO_RESOURCE;
785      }
786    } else {
787      /* Only one MCL per BD_ADDR */
788      status = BTA_HL_STATUS_DUPLICATE_CCH_OPEN;
789      APPL_TRACE_DEBUG("bta_hl_api_cch_open: CCH already open: status =%d",
790                       status)
791      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
792      p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
793      if (p_acb->p_cback) {
794        bta_hl_build_cch_open_cfm(&evt_data, p_data->api_cch_open.app_id,
795                                  p_data->api_cch_open.app_handle,
796                                  p_mcb->mcl_handle,
797                                  p_data->api_cch_open.bd_addr, status);
798        p_acb->p_cback(BTA_HL_CCH_OPEN_CFM_EVT, (tBTA_HL*)&evt_data);
799      } else {
800        APPL_TRACE_ERROR("bta_hl_api_cch_open Null Callback");
801      }
802      return;
803    }
804  } else {
805    status = BTA_HL_STATUS_INVALID_APP_HANDLE;
806  }
807#if (BTA_HL_DEBUG == TRUE)
808  if (status != BTA_HL_STATUS_OK) {
809    APPL_TRACE_DEBUG("bta_hl_api_cch_open status =%s",
810                     bta_hl_status_code(status));
811  }
812#endif
813  switch (status) {
814    case BTA_HL_STATUS_OK:
815      bta_hl_cch_sm_execute(app_idx, mcl_idx, BTA_HL_CCH_OPEN_EVT, p_data);
816      break;
817    case BTA_HL_STATUS_NO_RESOURCE:
818    case BTA_HL_STATUS_FAIL:
819
820      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
821      if (p_acb->p_cback) {
822        bta_hl_build_cch_open_cfm(&evt_data, p_data->api_cch_open.app_id,
823                                  p_data->api_cch_open.app_handle, 0,
824                                  p_data->api_cch_open.bd_addr, status);
825        p_acb->p_cback(BTA_HL_CCH_OPEN_CFM_EVT, (tBTA_HL*)&evt_data);
826      } else {
827        APPL_TRACE_ERROR("bta_hl_api_cch_open Null Callback");
828      }
829      break;
830    default:
831      APPL_TRACE_ERROR("status code=%d", status);
832      break;
833  }
834}
835
836/*******************************************************************************
837 *
838 * Function         bta_hl_api_cch_close
839 *
840 * Description      Process the API CCH close request
841 *
842 * Returns          void
843 *
844 ******************************************************************************/
845static void bta_hl_api_cch_close(UNUSED_ATTR tBTA_HL_CB* p_cb,
846                                 tBTA_HL_DATA* p_data) {
847  tBTA_HL evt_data;
848  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
849  uint8_t app_idx, mcl_idx;
850  tBTA_HL_APP_CB* p_acb;
851  tBTA_HL_MCL_CB* p_mcb;
852
853  if (bta_hl_find_mcl_idx_using_handle(p_data->api_cch_close.mcl_handle,
854                                       &app_idx, &mcl_idx)) {
855    p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
856    p_mcb->cch_oper = BTA_HL_CCH_OP_LOCAL_CLOSE;
857  } else {
858    status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
859  }
860#if (BTA_HL_DEBUG == TRUE)
861  if (status != BTA_HL_STATUS_OK) {
862    APPL_TRACE_DEBUG("bta_hl_api_cch_close status =%s",
863                     bta_hl_status_code(status));
864  }
865#endif
866  switch (status) {
867    case BTA_HL_STATUS_OK:
868      bta_hl_check_cch_close(app_idx, mcl_idx, p_data, true);
869      break;
870
871    case BTA_HL_STATUS_INVALID_MCL_HANDLE:
872      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
873      if (p_acb->p_cback) {
874        bta_hl_build_cch_close_cfm(&evt_data, p_acb->app_handle,
875                                   p_data->api_cch_close.mcl_handle, status);
876        p_acb->p_cback(BTA_HL_CCH_CLOSE_CFM_EVT, (tBTA_HL*)&evt_data);
877      } else {
878        APPL_TRACE_ERROR("bta_hl_api_cch_close Null Callback");
879      }
880      break;
881    default:
882      APPL_TRACE_ERROR("status code=%d", status);
883      break;
884  }
885}
886
887/*******************************************************************************
888 *
889 * Function         bta_hl_api_dch_open
890 *
891 * Description      Process the API DCH open request
892 *
893 * Returns          void
894 *
895 ******************************************************************************/
896static void bta_hl_api_dch_open(UNUSED_ATTR tBTA_HL_CB* p_cb,
897                                tBTA_HL_DATA* p_data) {
898  tBTA_HL evt_data;
899  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
900  uint8_t app_idx, mcl_idx, mdl_idx;
901  tBTA_HL_APP_CB* p_acb;
902  tBTA_HL_MCL_CB* p_mcb = NULL;
903  tBTA_HL_MDL_CB* p_dcb;
904  tBTA_HL_MDEP_CFG* p_mdep_cfg;
905  uint8_t mdep_cfg_idx;
906
907  if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_open.mcl_handle,
908                                       &app_idx, &mcl_idx)) {
909    p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
910    p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
911
912    APPL_TRACE_DEBUG(
913        "bta_hl_api_dch_open: app_ix=%d, mcl_idx=%d, cch_state=%d, "
914        "mcl_handle=%d",
915        app_idx, mcl_idx, p_mcb->cch_state, p_data->api_dch_open.mcl_handle);
916    if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST) {
917      if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx)) {
918        p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
919
920        if (bta_hl_find_mdep_cfg_idx(
921                app_idx, p_data->api_dch_open.local_mdep_id, &mdep_cfg_idx)) {
922          if (mdep_cfg_idx &&
923              (p_acb->sup_feature.mdep[mdep_cfg_idx].mdep_cfg.mdep_role ==
924               BTA_HL_MDEP_ROLE_SINK)) {
925            p_data->api_dch_open.local_cfg = BTA_HL_DCH_CFG_NO_PREF;
926          }
927
928          if ((status = bta_hl_chk_local_cfg(app_idx, mcl_idx, mdep_cfg_idx,
929                                             p_data->api_dch_open.local_cfg)) ==
930              BTA_HL_STATUS_OK) {
931            if (p_data->api_dch_open.local_mdep_id !=
932                BTA_HL_ECHO_TEST_MDEP_ID) {
933              if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx,
934                                              p_data->api_dch_open.ctrl_psm)) {
935                p_mdep_cfg = BTA_HL_GET_MDEP_CFG_PTR(app_idx, mdep_cfg_idx);
936                p_dcb->in_use = true;
937                p_dcb->dch_oper = BTA_HL_DCH_OP_LOCAL_OPEN;
938                p_dcb->sec_mask = p_data->api_dch_open.sec_mask;
939                p_dcb->local_mdep_id = p_data->api_dch_open.local_mdep_id;
940                p_dcb->peer_mdep_id = p_data->api_dch_open.peer_mdep_id;
941
942                if (p_mdep_cfg->mdep_role == BTA_HL_MDEP_ROLE_SINK) {
943                  p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SOURCE;
944                } else {
945                  p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SINK;
946                }
947
948                p_dcb->local_mdep_cfg_idx = mdep_cfg_idx;
949                p_dcb->local_cfg = p_data->api_dch_open.local_cfg;
950
951                bta_hl_find_rxtx_apdu_size(app_idx, mdep_cfg_idx,
952                                           &p_dcb->max_rx_apdu_size,
953                                           &p_dcb->max_tx_apdu_size);
954                p_dcb->mdl_id =
955                    bta_hl_allocate_mdl_id(app_idx, mcl_idx, mdl_idx);
956                p_dcb->mdl_cfg_idx_included = false;
957              } else {
958                status = BTA_HL_STATUS_INVALID_CTRL_PSM;
959              }
960
961            } else {
962              status = BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID;
963            }
964          }
965        } else {
966          status = BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID;
967        }
968      } else {
969        status = BTA_HL_STATUS_NO_RESOURCE;
970      }
971    } else {
972      status = BTA_HL_STATUS_NO_CCH;
973    }
974  } else {
975    status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
976  }
977
978#if (BTA_HL_DEBUG == TRUE)
979  if (status != BTA_HL_STATUS_OK) {
980    APPL_TRACE_DEBUG("bta_hl_api_dch_open status =%s",
981                     bta_hl_status_code(status));
982  }
983#endif
984  switch (status) {
985    case BTA_HL_STATUS_OK:
986      if (p_mcb->sdp.num_recs) {
987        bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_OPEN_EVT,
988                              p_data);
989      } else {
990        bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
991                              BTA_HL_DCH_SDP_INIT_EVT, p_data);
992      }
993      break;
994    case BTA_HL_STATUS_INVALID_DCH_CFG:
995    case BTA_HL_STATUS_NO_FIRST_RELIABLE:
996    case BTA_HL_STATUS_NO_CCH:
997    case BTA_HL_STATUS_NO_RESOURCE:
998    case BTA_HL_STATUS_FAIL:
999    case BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID:
1000    case BTA_HL_STATUS_INVALID_CTRL_PSM:
1001      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1002      if (p_acb->p_cback) {
1003        bta_hl_build_dch_open_cfm(
1004            &evt_data, p_acb->app_handle, p_data->api_dch_open.mcl_handle,
1005            BTA_HL_INVALID_MDL_HANDLE, 0, 0, 0, 0, 0, status);
1006        p_acb->p_cback(BTA_HL_DCH_OPEN_CFM_EVT, (tBTA_HL*)&evt_data);
1007      } else {
1008        APPL_TRACE_ERROR("bta_hl_api_dch_open Null Callback");
1009      }
1010
1011      break;
1012    default:
1013      APPL_TRACE_ERROR("Status code=%d", status);
1014      break;
1015  }
1016}
1017/*******************************************************************************
1018 *
1019 * Function         bta_hl_api_dch_close
1020 *
1021 * Description      Process the API DCH close request
1022 *
1023 * Returns          void
1024 *
1025 ******************************************************************************/
1026static void bta_hl_api_dch_close(UNUSED_ATTR tBTA_HL_CB* p_cb,
1027                                 tBTA_HL_DATA* p_data) {
1028  tBTA_HL evt_data;
1029  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1030  uint8_t app_idx, mcl_idx, mdl_idx;
1031  tBTA_HL_APP_CB* p_acb;
1032  tBTA_HL_MCL_CB* p_mcb;
1033  tBTA_HL_MDL_CB* p_dcb;
1034
1035  if (bta_hl_find_mdl_idx_using_handle(p_data->api_dch_close.mdl_handle,
1036                                       &app_idx, &mcl_idx, &mdl_idx)) {
1037    p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1038    if (p_dcb->dch_state != BTA_HL_DCH_OPEN_ST) {
1039      status = BTA_HL_STATUS_FAIL;
1040    }
1041  } else {
1042    status = BTA_HL_STATUS_INVALID_MDL_HANDLE;
1043  }
1044
1045#if (BTA_HL_DEBUG == TRUE)
1046  if (status != BTA_HL_STATUS_OK) {
1047    APPL_TRACE_DEBUG("bta_hl_api_dch_close status =%s",
1048                     bta_hl_status_code(status));
1049  }
1050#endif
1051
1052  switch (status) {
1053    case BTA_HL_STATUS_OK:
1054      bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_CLOSE_EVT,
1055                            p_data);
1056      break;
1057    case BTA_HL_STATUS_FAIL:
1058      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1059      if (p_acb->p_cback) {
1060        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1061        bta_hl_build_dch_close_cfm(&evt_data, p_acb->app_handle,
1062                                   p_mcb->mcl_handle,
1063                                   p_data->api_dch_close.mdl_handle, status);
1064
1065        p_acb->p_cback(BTA_HL_DCH_CLOSE_CFM_EVT, (tBTA_HL*)&evt_data);
1066      } else {
1067        APPL_TRACE_ERROR("bta_hl_api_dch_close Null Callback");
1068      }
1069      break;
1070    default:
1071      APPL_TRACE_ERROR("Status code=%d", status);
1072      break;
1073  }
1074}
1075
1076/*******************************************************************************
1077 *
1078 * Function         bta_hl_api_dch_reconnect
1079 *
1080 * Description      Process the API DCH reconnect request
1081 *
1082 * Returns          void
1083 *
1084 ******************************************************************************/
1085static void bta_hl_api_dch_reconnect(UNUSED_ATTR tBTA_HL_CB* p_cb,
1086                                     tBTA_HL_DATA* p_data) {
1087  tBTA_HL evt_data;
1088  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1089  uint8_t app_idx, mcl_idx, mdl_idx;
1090  tBTA_HL_APP_CB* p_acb;
1091  tBTA_HL_MCL_CB* p_mcb = NULL;
1092  tBTA_HL_MDL_CB* p_dcb;
1093  uint8_t mdep_cfg_idx;
1094  uint8_t mdl_cfg_idx;
1095  tBTA_HL_MDEP_CFG* p_mdep_cfg;
1096
1097  if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_reconnect.mcl_handle,
1098                                       &app_idx, &mcl_idx)) {
1099    p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1100    p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1101    if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST) {
1102      if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx)) {
1103        p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1104        if (bta_hl_validate_reconnect_params(app_idx, mcl_idx,
1105                                             &(p_data->api_dch_reconnect),
1106                                             &mdep_cfg_idx, &mdl_cfg_idx)) {
1107          if (!bta_hl_is_the_first_reliable_existed(app_idx, mcl_idx) &&
1108              (p_acb->mdl_cfg[mdl_cfg_idx].dch_mode !=
1109               BTA_HL_DCH_MODE_RELIABLE)) {
1110            status = BTA_HL_STATUS_NO_FIRST_RELIABLE;
1111          } else {
1112            if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx,
1113                                            p_data->api_dch_open.ctrl_psm)) {
1114              p_dcb->in_use = true;
1115              p_dcb->dch_oper = BTA_HL_DCH_OP_LOCAL_RECONNECT;
1116              p_dcb->sec_mask = (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT);
1117              p_dcb->local_mdep_id = p_acb->mdl_cfg[mdl_cfg_idx].local_mdep_id;
1118              p_dcb->local_mdep_cfg_idx = mdep_cfg_idx;
1119              p_dcb->local_cfg = BTA_HL_DCH_CFG_UNKNOWN;
1120              p_dcb->mdl_id = p_data->api_dch_reconnect.mdl_id;
1121              p_dcb->mdl_cfg_idx_included = true;
1122              p_dcb->mdl_cfg_idx = mdl_cfg_idx;
1123              p_dcb->dch_mode = p_acb->mdl_cfg[mdl_cfg_idx].dch_mode;
1124
1125              p_mdep_cfg = BTA_HL_GET_MDEP_CFG_PTR(app_idx, mdep_cfg_idx);
1126
1127              if (p_mdep_cfg->mdep_role == BTA_HL_MDEP_ROLE_SINK) {
1128                p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SOURCE;
1129                APPL_TRACE_DEBUG("peer mdep role = SOURCE ");
1130              } else {
1131                p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SINK;
1132                APPL_TRACE_DEBUG("peer mdep role = SINK ");
1133              }
1134
1135              bta_hl_find_rxtx_apdu_size(app_idx, mdep_cfg_idx,
1136                                         &p_dcb->max_rx_apdu_size,
1137                                         &p_dcb->max_tx_apdu_size);
1138            } else {
1139              status = BTA_HL_STATUS_INVALID_CTRL_PSM;
1140            }
1141          }
1142        } else {
1143          status = BTA_HL_STATUS_INVALID_RECONNECT_CFG;
1144        }
1145      } else {
1146        status = BTA_HL_STATUS_NO_RESOURCE;
1147      }
1148    } else {
1149      status = BTA_HL_STATUS_NO_CCH;
1150    }
1151  } else {
1152    status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
1153  }
1154
1155#if (BTA_HL_DEBUG == TRUE)
1156  if (status != BTA_HL_STATUS_OK) {
1157    APPL_TRACE_DEBUG("bta_hl_api_dch_reconnect status=%s",
1158                     bta_hl_status_code(status));
1159  }
1160#endif
1161
1162  switch (status) {
1163    case BTA_HL_STATUS_OK:
1164      if (p_mcb->sdp.num_recs) {
1165        bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1166                              BTA_HL_DCH_RECONNECT_EVT, p_data);
1167      } else {
1168        bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1169                              BTA_HL_DCH_SDP_INIT_EVT, p_data);
1170      }
1171      break;
1172    case BTA_HL_STATUS_INVALID_RECONNECT_CFG:
1173    case BTA_HL_STATUS_NO_FIRST_RELIABLE:
1174    case BTA_HL_STATUS_NO_CCH:
1175    case BTA_HL_STATUS_NO_RESOURCE:
1176      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1177      if (p_acb->p_cback) {
1178        bta_hl_build_dch_open_cfm(
1179            &evt_data, p_acb->app_handle, p_data->api_dch_reconnect.mcl_handle,
1180            BTA_HL_INVALID_MDL_HANDLE, 0, p_data->api_dch_reconnect.mdl_id, 0,
1181            0, 0, status);
1182        p_acb->p_cback(BTA_HL_DCH_RECONNECT_CFM_EVT, (tBTA_HL*)&evt_data);
1183      } else {
1184        APPL_TRACE_ERROR("bta_hl_api_dch_reconnect Null Callback");
1185      }
1186      break;
1187    default:
1188      APPL_TRACE_ERROR("Status code=%d", status);
1189      break;
1190  }
1191}
1192
1193/*******************************************************************************
1194 *
1195 * Function         bta_hl_api_dch_echo_test
1196 *
1197 * Description      Process the API Echo test request
1198 *
1199 * Returns          void
1200 *
1201 ******************************************************************************/
1202static void bta_hl_api_dch_echo_test(UNUSED_ATTR tBTA_HL_CB* p_cb,
1203                                     tBTA_HL_DATA* p_data) {
1204  tBTA_HL evt_data;
1205  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1206  uint8_t app_idx, mcl_idx, mdl_idx;
1207  tBTA_HL_APP_CB* p_acb;
1208  tBTA_HL_MCL_CB* p_mcb = NULL;
1209  tBTA_HL_MDL_CB* p_dcb;
1210  tBTA_HL_ECHO_CFG* p_echo_cfg;
1211
1212  if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_echo_test.mcl_handle,
1213                                       &app_idx, &mcl_idx)) {
1214    p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1215    p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1216    if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST) {
1217      if (!p_mcb->echo_test) {
1218        if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx)) {
1219          p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1220
1221          if ((p_data->api_dch_echo_test.local_cfg ==
1222               BTA_HL_DCH_CFG_RELIABLE) ||
1223              (p_data->api_dch_echo_test.local_cfg ==
1224               BTA_HL_DCH_CFG_STREAMING)) {
1225            bool fcs_use =
1226                (bool)(p_dcb->chnl_cfg.fcs & BTA_HL_MCA_FCS_USE_MASK);
1227            if ((p_dcb->p_echo_tx_pkt = bta_hl_get_buf(
1228                     p_data->api_dch_echo_test.pkt_size, fcs_use)) != NULL) {
1229              if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx,
1230                                              p_data->api_dch_open.ctrl_psm)) {
1231                p_dcb->in_use = true;
1232                p_dcb->dch_oper = BTA_HL_DCH_OP_LOCAL_OPEN;
1233                p_dcb->sec_mask = (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT);
1234                p_dcb->local_mdep_cfg_idx = BTA_HL_ECHO_TEST_MDEP_CFG_IDX;
1235                p_dcb->local_cfg = p_data->api_dch_echo_test.local_cfg;
1236                p_dcb->local_mdep_id = BTA_HL_ECHO_TEST_MDEP_ID;
1237                p_dcb->peer_mdep_id = BTA_HL_ECHO_TEST_MDEP_ID;
1238                p_dcb->mdl_id =
1239                    bta_hl_allocate_mdl_id(app_idx, mcl_idx, mdl_idx);
1240                p_dcb->mdl_cfg_idx_included = false;
1241                p_echo_cfg = BTA_HL_GET_ECHO_CFG_PTR(app_idx);
1242                p_dcb->max_rx_apdu_size = p_echo_cfg->max_rx_apdu_size;
1243                p_dcb->max_tx_apdu_size = p_echo_cfg->max_tx_apdu_size;
1244                p_mcb->echo_test = true;
1245                p_mcb->echo_mdl_idx = mdl_idx;
1246              } else {
1247                status = BTA_HL_STATUS_INVALID_CTRL_PSM;
1248              }
1249            } else {
1250              status = BTA_HL_STATUS_NO_RESOURCE;
1251            }
1252          } else {
1253            status = BTA_HL_STATUS_INVALID_DCH_CFG;
1254          }
1255        } else {
1256          status = BTA_HL_STATUS_NO_RESOURCE;
1257        }
1258      } else {
1259        status = BTA_HL_STATUS_ECHO_TEST_BUSY;
1260      }
1261    } else {
1262      status = BTA_HL_STATUS_NO_CCH;
1263    }
1264  } else {
1265    status = BTA_HL_STATUS_NO_MCL;
1266  }
1267
1268#if (BTA_HL_DEBUG == TRUE)
1269  if (status != BTA_HL_STATUS_OK) {
1270    APPL_TRACE_DEBUG("bta_hl_api_dch_echo_test status=%s",
1271                     bta_hl_status_code(status));
1272  }
1273#endif
1274
1275  switch (status) {
1276    case BTA_HL_STATUS_OK:
1277      if (p_mcb->sdp.num_recs) {
1278        bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1279                              BTA_HL_DCH_ECHO_TEST_EVT, p_data);
1280      } else {
1281        bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx,
1282                              BTA_HL_DCH_SDP_INIT_EVT, p_data);
1283      }
1284      break;
1285    case BTA_HL_STATUS_ECHO_TEST_BUSY:
1286    case BTA_HL_STATUS_NO_RESOURCE:
1287    case BTA_HL_STATUS_INVALID_DCH_CFG:
1288      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1289      if (p_acb->p_cback) {
1290        bta_hl_build_echo_test_cfm(&evt_data, p_acb->app_handle,
1291                                   p_mcb->mcl_handle, status);
1292        p_acb->p_cback(BTA_HL_DCH_ECHO_TEST_CFM_EVT, (tBTA_HL*)&evt_data);
1293      } else {
1294        APPL_TRACE_ERROR("bta_hl_api_dch_echo_test Null Callback");
1295      }
1296      break;
1297
1298    default:
1299      APPL_TRACE_ERROR("Status code=%s", status);
1300      break;
1301  }
1302}
1303
1304/*******************************************************************************
1305 *
1306 * Function         bta_hl_api_sdp_query
1307 *
1308 * Description      Process the API SDP query request
1309 *
1310 * Returns          void
1311 *
1312 ******************************************************************************/
1313static void bta_hl_api_sdp_query(UNUSED_ATTR tBTA_HL_CB* p_cb,
1314                                 tBTA_HL_DATA* p_data) {
1315  tBTA_HL evt_data;
1316  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1317  uint8_t app_idx, mcl_idx;
1318  tBTA_HL_APP_CB* p_acb;
1319  tBTA_HL_MCL_CB* p_mcb;
1320
1321  if (bta_hl_find_app_idx_using_handle(p_data->api_sdp_query.app_handle,
1322                                       &app_idx)) {
1323    if (!bta_hl_find_mcl_idx(app_idx, p_data->api_sdp_query.bd_addr,
1324                             &mcl_idx)) {
1325      if (bta_hl_find_avail_mcl_idx(app_idx, &mcl_idx)) {
1326        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1327        p_mcb->in_use = true;
1328        bdcpy(p_mcb->bd_addr, p_data->api_sdp_query.bd_addr);
1329        APPL_TRACE_DEBUG(
1330            "bta_hl_api_sdp_query p_mcb->app_id %d app_idx %d mcl_idx %d",
1331            p_mcb->app_id, app_idx, mcl_idx);
1332        p_mcb->app_id = p_data->api_sdp_query.app_id;
1333        p_mcb->sdp_oper = BTA_HL_SDP_OP_SDP_QUERY_NEW;
1334      } else {
1335        status = BTA_HL_STATUS_NO_RESOURCE;
1336      }
1337    } else {
1338      p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1339      p_mcb->app_id = p_data->api_sdp_query.app_id;
1340      if (p_mcb->sdp_oper != BTA_HL_SDP_OP_NONE) {
1341        status = BTA_HL_STATUS_SDP_NO_RESOURCE;
1342      } else {
1343        p_mcb->sdp_oper = BTA_HL_SDP_OP_SDP_QUERY_CURRENT;
1344      }
1345    }
1346  } else {
1347    status = BTA_HL_STATUS_INVALID_APP_HANDLE;
1348  }
1349
1350  if (status == BTA_HL_STATUS_OK) {
1351    status = bta_hl_init_sdp(p_mcb->sdp_oper, app_idx, mcl_idx, 0xFF);
1352    if ((status != BTA_HL_STATUS_OK) &&
1353        (p_mcb->sdp_oper == BTA_HL_SDP_OP_SDP_QUERY_NEW)) {
1354      memset(p_mcb, 0, sizeof(tBTA_HL_MCL_CB));
1355    }
1356  }
1357#if (BTA_HL_DEBUG == TRUE)
1358  if (status != BTA_HL_STATUS_OK) {
1359    APPL_TRACE_DEBUG("bta_hl_api_sdp_query status=%s",
1360                     bta_hl_status_code(status));
1361  }
1362#endif
1363  switch (status) {
1364    case BTA_HL_STATUS_NO_RESOURCE:
1365    case BTA_HL_STATUS_FAIL:
1366    case BTA_HL_STATUS_SDP_NO_RESOURCE:
1367      p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1368      if (p_acb->p_cback) {
1369        bta_hl_build_sdp_query_cfm(&evt_data, p_data->api_sdp_query.app_id,
1370                                   p_data->api_sdp_query.app_handle,
1371                                   p_data->api_sdp_query.bd_addr, NULL, status);
1372        p_acb->p_cback(BTA_HL_SDP_QUERY_CFM_EVT, (tBTA_HL*)&evt_data);
1373      } else {
1374        APPL_TRACE_ERROR("bta_hl_api_sdp_query Null Callback");
1375      }
1376      break;
1377    case BTA_HL_STATUS_OK:
1378      break;
1379    default:
1380      APPL_TRACE_ERROR("Status code=%d", status);
1381      break;
1382  }
1383}
1384
1385/*******************************************************************************
1386 *
1387 * Function         bta_hl_sdp_query_results
1388 *
1389 * Description      Process the SDP query results
1390 *
1391 * Returns          void
1392 *
1393 ******************************************************************************/
1394static void bta_hl_sdp_query_results(UNUSED_ATTR tBTA_HL_CB* p_cb,
1395                                     tBTA_HL_DATA* p_data) {
1396  tBTA_HL evt_data;
1397  tBTA_HL_STATUS status = BTA_HL_STATUS_OK;
1398  uint8_t app_idx = p_data->cch_sdp.app_idx;
1399  uint8_t mcl_idx = p_data->cch_sdp.mcl_idx;
1400  tBTA_HL_APP_CB* p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1401  tBTA_HL_MCL_CB* p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1402  tBTA_HL_SDP* p_sdp = NULL;
1403  uint16_t event;
1404  bool release_sdp_buf = false;
1405
1406  event = p_data->hdr.event;
1407
1408  if (event == BTA_HL_SDP_QUERY_OK_EVT) {
1409    p_sdp = (tBTA_HL_SDP*)osi_malloc(sizeof(tBTA_HL_SDP));
1410    memcpy(p_sdp, &p_mcb->sdp, sizeof(tBTA_HL_SDP));
1411    release_sdp_buf = true;
1412  } else {
1413    status = BTA_HL_STATUS_SDP_FAIL;
1414  }
1415
1416#if (BTA_HL_DEBUG == TRUE)
1417  if (status != BTA_HL_STATUS_OK) {
1418    APPL_TRACE_DEBUG("bta_hl_sdp_query_results status=%s",
1419                     bta_hl_status_code(status));
1420  }
1421#endif
1422
1423  APPL_TRACE_DEBUG(
1424      "bta_hl_sdp_query_results p_mcb->app_id %d app_idx %d mcl_idx %d",
1425      p_mcb->app_id, app_idx, mcl_idx);
1426  bta_hl_build_sdp_query_cfm(&evt_data, p_mcb->app_id, p_acb->app_handle,
1427                             p_mcb->bd_addr, p_sdp, status);
1428  p_acb->p_cback(BTA_HL_SDP_QUERY_CFM_EVT, (tBTA_HL*)&evt_data);
1429
1430  if (release_sdp_buf) osi_free_and_reset((void**)&p_sdp);
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 ******************************************************************************/
1454static 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 ******************************************************************************/
1524static 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 ******************************************************************************/
1585static 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 ******************************************************************************/
1637static 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 ******************************************************************************/
1705bool 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 ******************************************************************************/
1830static 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 ******************************************************************************/
1854static 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