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 defined(HL_INCLUDED) && (HL_INCLUDED == TRUE)
29
30
31
32#include "bta_hl_api.h"
33#include "bta_hl_int.h"
34#include "gki.h"
35#include "utl.h"
36#include "bd.h"
37#include "l2c_api.h"
38#include "mca_defs.h"
39
40
41#if (BTA_HL_DEBUG == TRUE) && (BT_USE_TRACES == TRUE)
42static char *bta_hl_cch_state_code(tBTA_HL_CCH_STATE state_code);
43static char *bta_hl_dch_state_code(tBTA_HL_DCH_STATE state_code);
44#endif
45
46extern UINT16 L2CA_AllocateRandomPsm(void);
47extern UINT16 L2CA_AllocatePsm(void);
48/*****************************************************************************
49** DCH State Table
50*****************************************************************************/
51/*****************************************************************************
52** Constants and types
53*****************************************************************************/
54/* state machine action enumeration list for DCH */
55/* The order of this enumeration must be the same as bta_hl_dch_act_tbl[] */
56enum
57{
58    BTA_HL_DCH_MCA_CREATE,
59    BTA_HL_DCH_MCA_CREATE_CFM,
60    BTA_HL_DCH_MCA_CREATE_IND,
61    BTA_HL_DCH_MCA_OPEN_CFM,
62    BTA_HL_DCH_MCA_OPEN_IND,
63    BTA_HL_DCH_MCA_CLOSE,
64    BTA_HL_DCH_MCA_CLOSE_CFM,
65    BTA_HL_DCH_MCA_CLOSE_IND,
66    BTA_HL_DCH_CLOSE_CMPL,
67    BTA_HL_DCH_MCA_RCV_DATA,
68
69    BTA_HL_DCH_SDP_INIT,
70    BTA_HL_DCH_MCA_RECONNECT,
71    BTA_HL_DCH_MCA_RECONNECT_IND,
72    BTA_HL_DCH_MCA_RECONNECT_CFM,
73    BTA_HL_DCH_CLOSE_ECHO_TEST,
74    BTA_HL_DCH_CREATE_RSP,
75    BTA_HL_DCH_MCA_ABORT,
76    BTA_HL_DCH_MCA_ABORT_IND,
77    BTA_HL_DCH_MCA_ABORT_CFM,
78    BTA_HL_DCH_MCA_CONG_CHANGE,
79
80    BTA_HL_DCH_SDP_FAIL,
81    BTA_HL_DCH_SEND_DATA,
82    BTA_HL_DCH_CI_GET_TX_DATA,
83    BTA_HL_DCH_CI_PUT_RX_DATA,
84    BTA_HL_DCH_CI_GET_ECHO_DATA,
85    BTA_HL_DCH_ECHO_TEST,
86    BTA_HL_DCH_CI_PUT_ECHO_DATA,
87    BTA_HL_DCH_IGNORE
88};
89
90typedef void (*tBTA_HL_DCH_ACTION)(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx, tBTA_HL_DATA *p_data);
91
92static const tBTA_HL_DCH_ACTION bta_hl_dch_action[] =
93{
94    bta_hl_dch_mca_create,
95    bta_hl_dch_mca_create_cfm,
96    bta_hl_dch_mca_create_ind,
97    bta_hl_dch_mca_open_cfm,
98    bta_hl_dch_mca_open_ind,
99    bta_hl_dch_mca_close,
100    bta_hl_dch_mca_close_cfm,
101    bta_hl_dch_mca_close_ind,
102    bta_hl_dch_close_cmpl,
103    bta_hl_dch_mca_rcv_data,
104
105    bta_hl_dch_sdp_init,
106    bta_hl_dch_mca_reconnect,
107    bta_hl_dch_mca_reconnect_ind,
108    bta_hl_dch_mca_reconnect_cfm,
109    bta_hl_dch_close_echo_test,
110    bta_hl_dch_create_rsp,
111    bta_hl_dch_mca_abort,
112    bta_hl_dch_mca_abort_ind,
113    bta_hl_dch_mca_abort_cfm,
114    bta_hl_dch_mca_cong_change,
115
116    bta_hl_dch_sdp_fail,
117    bta_hl_dch_send_data,
118    bta_hl_dch_ci_get_tx_data,
119    bta_hl_dch_ci_put_rx_data,
120    bta_hl_dch_ci_get_echo_data,
121    bta_hl_dch_echo_test,
122    bta_hl_dch_ci_put_echo_data,
123};
124
125
126/* state table information */
127#define BTA_HL_DCH_ACTIONS             1       /* number of actions */
128#define BTA_HL_DCH_ACTION_COL          0       /* position of action */
129#define BTA_HL_DCH_NEXT_STATE          1       /* position of next state */
130#define BTA_HL_DCH_NUM_COLS            2       /* number of columns in state tables */
131
132/* state table for idle state */
133static const UINT8 bta_hl_dch_st_idle[][BTA_HL_DCH_NUM_COLS] =
134{
135/* Event                                Action 1                    Next state */
136/* BTA_HL_DCH_SDP_INIT_EVT   */     {BTA_HL_DCH_SDP_INIT,           BTA_HL_DCH_OPENING_ST},
137/* BTA_HL_DCH_OPEN_EVT       */     {BTA_HL_DCH_MCA_CREATE,         BTA_HL_DCH_OPENING_ST},
138/* BTA_HL_MCA_CREATE_IND_EVT */     {BTA_HL_DCH_MCA_CREATE_IND,     BTA_HL_DCH_OPENING_ST},
139/* BTA_HL_MCA_CREATE_CFM_EVT */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
140/* BTA_HL_MCA_OPEN_IND_EVT   */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
141
142/* BTA_HL_MCA_OPEN_CFM_EVT   */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
143/* BTA_HL_DCH_CLOSE_EVT      */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
144/* BTA_HL_MCA_CLOSE_IND_EVT  */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
145/* BTA_HL_MCA_CLOSE_CFM_EVT  */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
146/* BTA_HL_API_SEND_DATA_EVT  */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
147
148/* BTA_HL_MCA_RCV_DATA_EVT   */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
149/* BTA_HL_DCH_CLOSE_CMPL_EVT */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
150/* BTA_HL_DCH_RECONNECT_EVT  */     {BTA_HL_DCH_MCA_RECONNECT,      BTA_HL_DCH_OPENING_ST},
151/* BTA_HL_DCH_SDP_FAIL_EVT   */     {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
152/* BTA_HL_MCA_RECONNECT_IND_EVT*/   {BTA_HL_DCH_MCA_RECONNECT_IND,  BTA_HL_DCH_OPENING_ST},
153
154/* BTA_HL_MCA_RECONNECT_CFM_EVT*/   {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
155/* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
156/* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
157/* BTA_HL_DCH_ABORT_EVT */          {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
158/* BTA_HL_MCA_ABORT_IND_EVT */      {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
159
160/* BTA_HL_MCA_ABORT_CFM_EVT */      {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
161/* BTA_HL_MCA_CONG_CHG_EVT */       {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
162/* BTA_HL_CI_GET_TX_DATA_EVT  */    {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
163/* BTA_HL_CI_PUT_RX_DATA_EVT  */    {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
164/* BTA_HL_CI_GET_ECHO_DATA_EVT  */  {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST},
165/* BTA_HL_DCH_ECHO_TEST_EVT  */     {BTA_HL_DCH_ECHO_TEST,          BTA_HL_DCH_OPENING_ST},
166/* BTA_HL_CI_PUT_ECHO_DATA_EVT  */  {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_IDLE_ST}
167};
168
169/* state table for opening state */
170static const UINT8 bta_hl_dch_st_opening[][BTA_HL_DCH_NUM_COLS] =
171{
172/* Event                                Action 1                    Next state */
173/* BTA_HL_DCH_SDP_INIT_EVT   */   {BTA_HL_DCH_SDP_INIT,             BTA_HL_DCH_OPENING_ST},
174/* BTA_HL_DCH_OPEN_EVT       */   {BTA_HL_DCH_MCA_CREATE,           BTA_HL_DCH_OPENING_ST},
175/* BTA_HL_MCA_CREATE_IND_EVT */   {BTA_HL_DCH_IGNORE,               BTA_HL_DCH_OPENING_ST},
176/* BTA_HL_MCA_CREATE_CFM_EVT */   {BTA_HL_DCH_MCA_CREATE_CFM,       BTA_HL_DCH_OPENING_ST},
177/* BTA_HL_MCA_OPEN_IND_EVT   */   {BTA_HL_DCH_MCA_OPEN_IND,         BTA_HL_DCH_OPEN_ST},
178/* BTA_HL_MCA_OPEN_CFM_EVT   */   {BTA_HL_DCH_MCA_OPEN_CFM,         BTA_HL_DCH_OPEN_ST},
179/* BTA_HL_DCH_CLOSE_EVT      */   {BTA_HL_DCH_IGNORE,               BTA_HL_DCH_OPENING_ST},
180/* BTA_HL_MCA_CLOSE_IND_EVT  */   {BTA_HL_DCH_MCA_CLOSE_IND,        BTA_HL_DCH_CLOSING_ST},
181/* BTA_HL_MCA_CLOSE_CFM_EVT  */   {BTA_HL_DCH_MCA_CLOSE_CFM,        BTA_HL_DCH_CLOSING_ST},
182/* BTA_HL_API_SEND_DATA_EVT  */   {BTA_HL_DCH_IGNORE,               BTA_HL_DCH_OPEN_ST},
183
184/* BTA_HL_MCA_RCV_DATA_EVT   */   {BTA_HL_DCH_IGNORE,               BTA_HL_DCH_OPEN_ST},
185/* BTA_HL_DCH_CLOSE_CMPL_EVT */   {BTA_HL_DCH_CLOSE_CMPL,           BTA_HL_DCH_IDLE_ST},
186/* BTA_HL_DCH_RECONNECT_EVT  */   {BTA_HL_DCH_MCA_RECONNECT,        BTA_HL_DCH_OPENING_ST},
187/* BTA_HL_DCH_SDP_FAIL_EVT   */   {BTA_HL_DCH_SDP_FAIL,             BTA_HL_DCH_CLOSING_ST},
188/* BTA_HL_MCA_RECONNECT_IND_EVT*/ {BTA_HL_DCH_IGNORE,               BTA_HL_DCH_IDLE_ST},
189/* BTA_HL_MCA_RECONNECT_CFM_EVT*/ {BTA_HL_DCH_MCA_RECONNECT_CFM,    BTA_HL_DCH_OPENING_ST},
190/* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_OPENING_ST},
191/* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_CREATE_RSP,         BTA_HL_DCH_OPENING_ST},
192/* BTA_HL_DCH_ABORT_EVT */          {BTA_HL_DCH_MCA_ABORT,          BTA_HL_DCH_OPENING_ST},
193/* BTA_HL_MCA_ABORT_IND_EVT */      {BTA_HL_DCH_MCA_ABORT_IND,      BTA_HL_DCH_OPENING_ST},
194
195/* BTA_HL_MCA_ABORT_CFM_EVT */      {BTA_HL_DCH_MCA_ABORT_CFM,      BTA_HL_DCH_OPENING_ST},
196/* BTA_HL_MCA_CONG_CHG_EVT */       {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_OPENING_ST},
197/* BTA_HL_CI_GET_TX_DATA_EVT  */    {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_OPENING_ST},
198/* BTA_HL_CI_PUT_RX_DATA_EVT  */    {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_OPENING_ST},
199/* BTA_HL_CI_GET_ECHO_DATA_EVT  */  {BTA_HL_DCH_CI_GET_ECHO_DATA,   BTA_HL_DCH_OPENING_ST},
200/* BTA_HL_DCH_ECHO_TEST_EVT  */     {BTA_HL_DCH_ECHO_TEST,          BTA_HL_DCH_OPENING_ST},
201/* BTA_HL_CI_PUT_ECHO_DATA_EVT  */  {BTA_HL_DCH_IGNORE,             BTA_HL_DCH_OPENING_ST}
202};
203
204/* state table for open state */
205static const UINT8 bta_hl_dch_st_open[][BTA_HL_DCH_NUM_COLS] =
206{
207/* Event                                Action 1                  Next state */
208/* BTA_HL_DCH_SDP_INIT_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
209/* BTA_HL_DCH_OPEN_EVT       */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
210/* BTA_HL_MCA_CREATE_IND_EVT */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
211/* BTA_HL_MCA_CREATE_CFM_EVT */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
212/* BTA_HL_MCA_OPEN_IND_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
213/* BTA_HL_MCA_OPEN_CFM_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
214/* BTA_HL_DCH_CLOSE_EVT      */     {BTA_HL_DCH_MCA_CLOSE,        BTA_HL_DCH_CLOSING_ST},
215/* BTA_HL_MCA_CLOSE_IND_EVT  */     {BTA_HL_DCH_MCA_CLOSE_IND,    BTA_HL_DCH_CLOSING_ST},
216/* BTA_HL_MCA_CLOSE_CFM_EVT  */     {BTA_HL_DCH_MCA_CLOSE_CFM,    BTA_HL_DCH_CLOSING_ST},
217/* BTA_HL_API_SEND_DATA_EVT  */     {BTA_HL_DCH_SEND_DATA,        BTA_HL_DCH_OPEN_ST},
218
219/* BTA_HL_MCA_RCV_DATA_EVT   */     {BTA_HL_DCH_MCA_RCV_DATA,     BTA_HL_DCH_OPEN_ST},
220/* BTA_HL_DCH_CLOSE_CMPL_EVT */     {BTA_HL_DCH_CLOSE_CMPL,       BTA_HL_DCH_IDLE_ST},
221/* BTA_HL_DCH_RECONNECT_EVT  */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
222/* BTA_HL_DCH_SDP_FAIL_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
223/* BTA_HL_MCA_RECONNECT_IND_EVT*/   {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
224/* BTA_HL_MCA_RECONNECT_CFM_EVT*/   {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
225/* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_CLOSE_ECHO_TEST,  BTA_HL_DCH_CLOSING_ST},
226/* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
227/* BTA_HL_DCH_ABORT_EVT */          {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
228/* BTA_HL_MCA_ABORT_IND_EVT */      {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
229
230/* BTA_HL_DCH_ABORT_CFM_EVT */      {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
231/* BTA_HL_MCA_CONG_CHG_EVT */       {BTA_HL_DCH_MCA_CONG_CHANGE,  BTA_HL_DCH_OPEN_ST},
232/* BTA_HL_CI_GET_TX_DATA_EVT  */    {BTA_HL_DCH_CI_GET_TX_DATA,   BTA_HL_DCH_OPEN_ST},
233/* BTA_HL_CI_PUT_RX_DATA_EVT  */    {BTA_HL_DCH_CI_PUT_RX_DATA,   BTA_HL_DCH_OPEN_ST},
234/* BTA_HL_CI_GET_ECHO_DATA_EVT  */  {BTA_HL_DCH_CI_GET_ECHO_DATA, BTA_HL_DCH_OPEN_ST},
235/* BTA_HL_DCH_ECHO_TEST_EVT  */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_OPEN_ST},
236/* BTA_HL_CI_PUT_ECHO_DATA_EVT  */  {BTA_HL_DCH_CI_PUT_ECHO_DATA, BTA_HL_DCH_OPEN_ST}
237};
238
239
240/* state table for closing state */
241static const UINT8 bta_hl_dch_st_closing[][BTA_HL_DCH_NUM_COLS] =
242{
243/* Event                                Action 1                  Next state */
244/* BTA_HL_DCH_SDP_INIT_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
245/* BTA_HL_DCH_OPEN_EVT       */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
246/* BTA_HL_MCA_CREATE_IND_EVT */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
247/* BTA_HL_MCA_CREATE_CFM_EVT */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
248/* BTA_HL_MCA_OPEN_IND_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
249/* BTA_HL_MCA_OPEN_CFM_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
250/* BTA_HL_DCH_CLOSE_EVT      */     {BTA_HL_DCH_MCA_CLOSE,        BTA_HL_DCH_CLOSING_ST},
251/* BTA_HL_MCA_CLOSE_IND_EVT  */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
252/* BTA_HL_MCA_CLOSE_CFM_EVT  */     {BTA_HL_DCH_MCA_CLOSE_CFM,    BTA_HL_DCH_CLOSING_ST},
253/* BTA_HL_API_SEND_DATA_EVT  */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
254
255/* BTA_HL_MCA_RCV_DATA_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
256/* BTA_HL_DCH_CLOSE_CMPL_EVT */     {BTA_HL_DCH_CLOSE_CMPL,       BTA_HL_DCH_IDLE_ST},
257/* BTA_HL_DCH_RECONNECT_EVT  */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
258/* BTA_HL_DCH_SDP_FAIL_EVT   */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
259/* BTA_HL_MCA_RECONNECT_IND_EVT*/   {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
260/* BTA_HL_MCA_RECONNECT_CFM_EVT*/   {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
261/* BTA_HL_DCH_CLOSE_ECHO_TEST_EVT*/ {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
262/* BTA_HL_API_DCH_CREATE_RSP_EVT */ {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
263/* BTA_HL_DCH_ABORT_EVT */          {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
264/* BTA_HL_MCA_ABORT_IND_EVT */      {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
265
266/* BTA_HL_DCH_ABORT_CFM_EVT */      {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
267/* BTA_HL_MCA_CONG_CHG_EVT */       {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
268/* BTA_HL_CI_GET_TX_DATA_EVT  */    {BTA_HL_DCH_CI_GET_TX_DATA,   BTA_HL_DCH_CLOSING_ST},
269/* BTA_HL_CI_PUT_RX_DATA_EVT  */    {BTA_HL_DCH_CI_PUT_RX_DATA,   BTA_HL_DCH_CLOSING_ST},
270/* BTA_HL_CI_GET_ECHO_DATA_EVT  */  {BTA_HL_DCH_CI_GET_ECHO_DATA, BTA_HL_DCH_CLOSING_ST},
271/* BTA_HL_DCH_ECHO_TEST_EVT  */     {BTA_HL_DCH_IGNORE,           BTA_HL_DCH_CLOSING_ST},
272/* BTA_HL_CI_PUT_ECHO_DATA_EVT  */  {BTA_HL_DCH_CI_PUT_ECHO_DATA, BTA_HL_DCH_CLOSING_ST}
273};
274
275/* type for state table */
276typedef const UINT8 (*tBTA_HL_DCH_ST_TBL)[BTA_HL_DCH_NUM_COLS];
277
278/* state table */
279const tBTA_HL_DCH_ST_TBL bta_hl_dch_st_tbl[] =
280{
281    bta_hl_dch_st_idle,
282    bta_hl_dch_st_opening,
283    bta_hl_dch_st_open,
284    bta_hl_dch_st_closing
285};
286
287/*****************************************************************************
288** CCH State Table
289*****************************************************************************/
290/*****************************************************************************
291** Constants and types
292*****************************************************************************/
293/* state machine action enumeration list for CCH */
294enum
295{
296    BTA_HL_CCH_SDP_INIT,
297    BTA_HL_CCH_MCA_OPEN,
298    BTA_HL_CCH_MCA_CLOSE,
299    BTA_HL_CCH_CLOSE_CMPL,
300    BTA_HL_CCH_MCA_CONNECT,
301    BTA_HL_CCH_MCA_DISCONNECT,
302    BTA_HL_CCH_MCA_RSP_TOUT,
303    BTA_HL_CCH_IGNORE
304};
305
306/* type for action functions */
307typedef void (*tBTA_HL_CCH_ACTION)(UINT8 app_idx, UINT8 mcl_idx, tBTA_HL_DATA *p_data);
308
309/* action function list for MAS */
310const tBTA_HL_CCH_ACTION bta_hl_cch_action[] =
311{
312    bta_hl_cch_sdp_init,
313    bta_hl_cch_mca_open,
314    bta_hl_cch_mca_close,
315    bta_hl_cch_close_cmpl,
316    bta_hl_cch_mca_connect,
317    bta_hl_cch_mca_disconnect,
318    bta_hl_cch_mca_rsp_tout
319};
320
321
322/* state table information */
323#define BTA_HL_CCH_ACTIONS             1       /* number of actions */
324#define BTA_HL_CCH_NEXT_STATE          1       /* position of next state */
325#define BTA_HL_CCH_NUM_COLS            2       /* number of columns in state tables */
326
327
328/* state table for MAS idle state */
329static const UINT8 bta_hl_cch_st_idle[][BTA_HL_CCH_NUM_COLS] =
330{
331/* Event                          Action 1                  Next state */
332/* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_SDP_INIT,       BTA_HL_CCH_OPENING_ST},
333/* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_IDLE_ST},
334/* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_IDLE_ST},
335/* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_MCA_CONNECT,    BTA_HL_CCH_OPEN_ST},
336/* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_IDLE_ST},
337/* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_IDLE_ST},
338/* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_IDLE_ST},
339/* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_IDLE_ST}
340};
341
342/* state table for obex/rfcomm connection state */
343static const UINT8 bta_hl_cch_st_opening[][BTA_HL_CCH_NUM_COLS] =
344{
345/* Event                          Action 1               Next state */
346/* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_OPENING_ST},
347/* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_MCA_OPEN,       BTA_HL_CCH_OPENING_ST},
348/* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_CLOSE_CMPL,     BTA_HL_CCH_IDLE_ST},
349/* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_MCA_CONNECT,    BTA_HL_CCH_OPEN_ST},
350/* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_MCA_DISCONNECT, BTA_HL_CCH_CLOSING_ST},
351/* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_MCA_CLOSE,      BTA_HL_CCH_CLOSING_ST},
352/* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_CLOSE_CMPL,     BTA_HL_CCH_IDLE_ST},
353/* BTA_HL_MCA_RSP_TOUT_IND_EVT   */ {BTA_HL_CCH_MCA_RSP_TOUT,   BTA_HL_CCH_CLOSING_ST}
354};
355
356/* state table for open state */
357static const UINT8 bta_hl_cch_st_open[][BTA_HL_CCH_NUM_COLS] =
358{
359/* Event                          Action 1                  Next state */
360/* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_OPEN_ST},
361/* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_OPEN_ST},
362/* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_OPEN_ST},
363/* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_OPEN_ST},
364/* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_MCA_DISCONNECT, BTA_HL_CCH_CLOSING_ST},
365/* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_MCA_CLOSE,      BTA_HL_CCH_CLOSING_ST},
366/* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_OPEN_ST},
367/* BTA_HL_MCA_RSP_TOUT_IND_EVT   */ {BTA_HL_CCH_MCA_RSP_TOUT,   BTA_HL_CCH_CLOSING_ST}
368};
369
370/* state table for closing state */
371static const UINT8 bta_hl_cch_st_closing[][BTA_HL_CCH_NUM_COLS] =
372{
373/* Event                          Action 1                  Next state */
374/* BTA_HL_CCH_OPEN_EVT           */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_CLOSING_ST},
375/* BTA_HL_CCH_SDP_OK_EVT         */ {BTA_HL_CCH_CLOSE_CMPL,     BTA_HL_CCH_IDLE_ST},
376/* BTA_HL_CCH_SDP_FAIL_EVT       */ {BTA_HL_CCH_CLOSE_CMPL,     BTA_HL_CCH_IDLE_ST},
377/* BTA_HL_MCA_CONNECT_IND_EVT    */ {BTA_HL_CCH_MCA_CONNECT,    BTA_HL_CCH_OPEN_ST},
378/* BTA_HL_MCA_DISCONNECT_IND_EVT */ {BTA_HL_CCH_MCA_DISCONNECT, BTA_HL_CCH_CLOSING_ST},
379/* BTA_HL_CCH_CLOSE_EVT          */ {BTA_HL_CCH_MCA_CLOSE,      BTA_HL_CCH_CLOSING_ST},
380/* BTA_HL_CCH_CLOSE_CMPL_EVT     */ {BTA_HL_CCH_CLOSE_CMPL,     BTA_HL_CCH_IDLE_ST},
381/* BTA_HL_MCA_RSP_TOUT_IND_EVT   */ {BTA_HL_CCH_IGNORE,         BTA_HL_CCH_CLOSING_ST}
382};
383
384/* type for state table CCH */
385typedef const UINT8 (*tBTA_HL_CCH_ST_TBL)[BTA_HL_CCH_NUM_COLS];
386
387/* MAS state table */
388const tBTA_HL_CCH_ST_TBL bta_hl_cch_st_tbl[] =
389{
390    bta_hl_cch_st_idle,
391    bta_hl_cch_st_opening,
392    bta_hl_cch_st_open,
393    bta_hl_cch_st_closing
394};
395
396
397/*****************************************************************************
398** Global data
399*****************************************************************************/
400
401/* HL control block */
402#if BTA_DYNAMIC_MEMORY == FALSE
403tBTA_HL_CB  bta_hl_cb;
404#endif
405
406
407/*******************************************************************************
408**
409** Function         bta_hl_cch_sm_execute
410**
411** Description      State machine event handling function for CCH
412**
413** Returns          void
414**
415*******************************************************************************/
416void bta_hl_cch_sm_execute(UINT8 app_idx, UINT8 mcl_idx,
417                           UINT16 event, tBTA_HL_DATA *p_data)
418{
419    tBTA_HL_CCH_ST_TBL  state_table;
420    UINT8               action;
421    int                 i;
422    tBTA_HL_MCL_CB      *p_cb  = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
423
424#if (BTA_HL_DEBUG == TRUE) && (BT_USE_TRACES == TRUE)
425    tBTA_HL_CCH_STATE in_state = p_cb->cch_state;
426    UINT16             cur_evt = event;
427    APPL_TRACE_DEBUG3("HDP CCH Event Handler: State 0x%02x [%s], Event [%s]", in_state,
428                      bta_hl_cch_state_code(in_state),
429                      bta_hl_evt_code(cur_evt));
430#endif
431
432    /* look up the state table for the current state */
433    state_table = bta_hl_cch_st_tbl[p_cb->cch_state];
434
435    event &= 0x00FF;
436
437    /* set next state */
438    p_cb->cch_state = state_table[event][BTA_HL_CCH_NEXT_STATE];
439
440    for (i = 0; i < BTA_HL_CCH_ACTIONS; i++)
441    {
442        if ((action = state_table[event][i]) != BTA_HL_CCH_IGNORE)
443        {
444            (*bta_hl_cch_action[action])(app_idx, mcl_idx, p_data);
445        }
446        else
447        {
448            /* discard HDP data */
449            bta_hl_discard_data(p_data->hdr.event, p_data);
450            break;
451        }
452    }
453#if (BTA_HL_DEBUG == TRUE) && (BT_USE_TRACES == TRUE)
454    if (in_state != p_cb->cch_state)
455    {
456        APPL_TRACE_DEBUG3("HL CCH State Change: [%s] -> [%s] after [%s]",
457                          bta_hl_cch_state_code(in_state),
458                          bta_hl_cch_state_code(p_cb->cch_state),
459                          bta_hl_evt_code(cur_evt));
460    }
461#endif
462
463}
464
465/*******************************************************************************
466**
467** Function         bta_hl_dch_sm_execute
468**
469** Description      State machine event handling function for DCH
470**
471** Returns          void
472**
473*******************************************************************************/
474void bta_hl_dch_sm_execute(UINT8 app_idx, UINT8 mcl_idx, UINT8 mdl_idx,
475                           UINT16 event, tBTA_HL_DATA *p_data)
476{
477    tBTA_HL_DCH_ST_TBL  state_table;
478    UINT8               action;
479    int                 i;
480    tBTA_HL_MDL_CB      *p_cb  = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
481
482#if (BTA_HL_DEBUG == TRUE) && (BT_USE_TRACES == TRUE)
483    tBTA_HL_DCH_STATE in_state = p_cb->dch_state;
484    UINT16             cur_evt = event;
485    APPL_TRACE_DEBUG3("HDP DCH Event Handler: State 0x%02x [%s], Event [%s]", in_state,
486                      bta_hl_dch_state_code(in_state),
487                      bta_hl_evt_code(cur_evt));
488#endif
489
490    /* look up the state table for the current state */
491    state_table = bta_hl_dch_st_tbl[p_cb->dch_state];
492    event -= BTA_HL_DCH_EVT_MIN;
493
494    /* set next state */
495    p_cb->dch_state = state_table[event][BTA_HL_DCH_NEXT_STATE];
496
497    for (i = 0; i < BTA_HL_DCH_ACTIONS; i++)
498    {
499        if ((action = state_table[event][i]) != BTA_HL_DCH_IGNORE)
500        {
501            (*bta_hl_dch_action[action])(app_idx, mcl_idx, mdl_idx, p_data);
502        }
503        else
504        {
505            /* discard mas data */
506            bta_hl_discard_data(p_data->hdr.event, p_data);
507            break;
508        }
509    }
510
511
512#if (BTA_HL_DEBUG == TRUE) && (BT_USE_TRACES == TRUE)
513    if (in_state != p_cb->dch_state)
514    {
515        APPL_TRACE_DEBUG3("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{
533    tBTA_HL_CTRL    evt_data;
534
535    /* If already enabled then reject this request */
536    if (p_cb->enable)
537    {
538        APPL_TRACE_ERROR0("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, (tBTA_HL_CTRL *) &evt_data);
542        return;
543    }
544
545    /* Done with checking. now perform the enable oepration*/
546    /* initialize control block */
547    memset(p_cb, 0, sizeof(tBTA_HL_CB));
548    p_cb->enable = TRUE;
549    p_cb->p_ctrl_cback = p_data->api_enable.p_cback;
550    evt_data.enable_cfm.status = BTA_HL_STATUS_OK;
551    if (p_data->api_enable.p_cback)
552        p_data->api_enable.p_cback(BTA_HL_CTRL_ENABLE_CFM_EVT, (tBTA_HL_CTRL *) &evt_data);
553
554}
555/*******************************************************************************
556**
557** Function         bta_hl_api_disable
558**
559** Description      Process the API disable request to disable the HL subsystem
560**
561** Returns          void
562**
563*******************************************************************************/
564static void bta_hl_api_disable(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
565{
566    tBTA_HL_CTRL    evt_data;
567    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
568
569    if (p_cb->enable)
570    {
571        p_cb->disabling = TRUE;
572        bta_hl_check_disable(p_data);
573    }
574    else
575    {
576        status = BTA_HL_STATUS_FAIL;
577        evt_data.disable_cfm.status = status;
578        if (p_cb->p_ctrl_cback) p_cb->p_ctrl_cback(BTA_HL_CTRL_DISABLE_CFM_EVT, (tBTA_HL_CTRL *) &evt_data);
579    }
580
581
582#if BTA_HL_DEBUG == TRUE
583    if (status != BTA_HL_STATUS_OK)
584    {
585        APPL_TRACE_DEBUG1("bta_hl_api_disable status =%s", bta_hl_status_code(status));
586    }
587#endif
588
589}
590
591/*******************************************************************************
592**
593** Function         bta_hl_api_register
594**
595** Description      Process the API registration request to register an HDP applciation
596**
597** Returns          void
598**
599*******************************************************************************/
600static void bta_hl_api_register(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
601{
602    tBTA_HL         evt_data;
603    UINT8           app_idx;
604    tBTA_HL_APP_CB  *p_acb;
605    tBTA_HL_STATUS  status = BTA_HL_STATUS_FAIL;
606
607    if (p_cb->enable)
608    {
609        if (!bta_hl_is_a_duplicate_id(p_data->api_reg.app_id))
610        {
611            if (bta_hl_find_avail_app_idx(&app_idx))
612            {
613                p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
614                p_acb->in_use = TRUE;
615                p_acb->app_id = p_data->api_reg.app_id;
616                p_acb->p_cback = p_data->api_reg.p_cback;
617                p_acb->sec_mask = p_data->api_reg.sec_mask;
618                p_acb->dev_type = p_data->api_reg.dev_type;
619                BCM_STRNCPY_S(p_acb->srv_name, sizeof(p_acb->srv_name), p_data->api_reg.srv_name, BTA_SERVICE_NAME_LEN);
620                BCM_STRNCPY_S(p_acb->srv_desp, sizeof(p_acb->srv_desp), p_data->api_reg.srv_desp, BTA_SERVICE_DESP_LEN);
621                BCM_STRNCPY_S(p_acb->provider_name, sizeof(p_acb->provider_name), p_data->api_reg.provider_name, BTA_PROVIDER_NAME_LEN);
622                bta_hl_cb.p_alloc_psm = L2CA_AllocatePSM;
623                p_acb->ctrl_psm = bta_hl_cb.p_alloc_psm();
624                p_acb->data_psm = bta_hl_cb.p_alloc_psm();
625                p_acb->p_mcap_cback = bta_hl_mcap_ctrl_cback;
626                status = bta_hl_app_registration(app_idx);
627            }
628            else
629            {
630                status = BTA_HL_STATUS_NO_RESOURCE;
631            }
632        }
633        else
634        {
635            status = BTA_HL_STATUS_DUPLICATE_APP_ID;
636        }
637    }
638
639    if (status != BTA_HL_STATUS_OK)
640    {
641        if ((status != BTA_HL_STATUS_DUPLICATE_APP_ID) &&
642            (status != BTA_HL_STATUS_NO_RESOURCE))
643        {
644            memset(p_acb, 0, sizeof(tBTA_HL_APP_CB));
645        }
646    }
647#if BTA_HL_DEBUG == TRUE
648    if (status != BTA_HL_STATUS_OK)
649    {
650        APPL_TRACE_DEBUG1("bta_hl_api_register status =%s", bta_hl_status_code(status));
651    }
652#endif
653
654    evt_data.reg_cfm.status = status;
655    evt_data.reg_cfm.app_id = p_data->api_reg.app_id;
656    evt_data.reg_cfm.app_handle = p_acb->app_handle;
657    if (p_data->api_reg.p_cback)
658    {
659        p_data->api_reg.p_cback(BTA_HL_REGISTER_CFM_EVT, (tBTA_HL *) &evt_data);
660    }
661
662    if (status == BTA_HL_STATUS_OK)
663    {
664        evt_data.sdp_info_ind.app_handle = p_acb->app_handle;
665        evt_data.sdp_info_ind.ctrl_psm = p_acb->ctrl_psm;
666        evt_data.sdp_info_ind.data_psm = p_acb->data_psm;
667        evt_data.sdp_info_ind.data_x_spec = BTA_HL_SDP_IEEE_11073_20601;
668        evt_data.sdp_info_ind.mcap_sup_procs = BTA_HL_MCAP_SUP_PROC_MASK ;
669
670        if (p_data->api_reg.p_cback)
671        {
672            p_data->api_reg.p_cback(BTA_HL_SDP_INFO_IND_EVT, (tBTA_HL *) &evt_data);
673        }
674    }
675}
676
677/*******************************************************************************
678**
679** Function         bta_hl_api_deregister
680**
681** Description      Process the API de-registration request
682**
683** Returns          void
684**
685*******************************************************************************/
686static void bta_hl_api_deregister(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
687{
688
689    UINT8           app_idx;
690    tBTA_HL_APP_CB  *p_acb;
691
692    if (bta_hl_find_app_idx_using_handle(p_data->api_dereg.app_handle, &app_idx))
693    {
694        p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
695        p_acb->deregistering= TRUE;
696        bta_hl_check_deregistration(app_idx,p_data);
697    }
698    else
699    {
700        APPL_TRACE_ERROR1("Inavlide app_handle=%d", p_data->api_dereg.app_handle);
701    }
702}
703
704/*******************************************************************************
705**
706** Function         bta_hl_api_cch_open
707**
708** Description      Process the API CCH open request
709**
710** Returns          void
711**
712*******************************************************************************/
713static void bta_hl_api_cch_open(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
714{
715    tBTA_HL         evt_data;
716    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
717    UINT8           app_idx, mcl_idx;
718    tBTA_HL_APP_CB  *p_acb;
719    tBTA_HL_MCL_CB  *p_mcb;
720
721    if (bta_hl_find_app_idx_using_handle(p_data->api_cch_open.app_handle, &app_idx))
722    {
723
724        if (!bta_hl_find_mcl_idx(app_idx, p_data->api_cch_open.bd_addr, &mcl_idx))
725        {
726            if (bta_hl_find_avail_mcl_idx(app_idx, &mcl_idx))
727            {
728                p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
729                p_mcb->in_use = TRUE;
730                p_mcb->req_ctrl_psm = p_data->api_cch_open.ctrl_psm;
731                p_mcb->sec_mask = p_data->api_cch_open.sec_mask;
732                bdcpy(p_mcb->bd_addr, p_data->api_cch_open.bd_addr);
733                p_mcb->cch_oper = BTA_HL_CCH_OP_LOCAL_OPEN;
734            }
735            else
736            {
737                status = BTA_HL_STATUS_NO_RESOURCE;
738            }
739        }
740        else
741        {
742            /* Only one MCL per BD_ADDR */
743            status = BTA_HL_STATUS_FAIL;
744        }
745    }
746    else
747    {
748        status = BTA_HL_STATUS_INVALID_APP_HANDLE;
749    }
750#if BTA_HL_DEBUG == TRUE
751    if (status != BTA_HL_STATUS_OK)
752    {
753        APPL_TRACE_DEBUG1("bta_hl_api_cch_open status =%s", bta_hl_status_code(status));
754    }
755#endif
756    switch (status)
757    {
758        case BTA_HL_STATUS_OK:
759            bta_hl_cch_sm_execute(app_idx, mcl_idx, BTA_HL_CCH_OPEN_EVT, p_data);
760            break;
761        case BTA_HL_STATUS_NO_RESOURCE:
762        case BTA_HL_STATUS_FAIL:
763            bta_hl_build_cch_open_cfm(&evt_data, p_data->api_cch_open.app_handle,
764                                      0,
765                                      p_data->api_cch_open.bd_addr,
766                                      status);
767            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
768            p_acb->p_cback(BTA_HL_CCH_OPEN_CFM_EVT,(tBTA_HL *) &evt_data );
769            break;
770        default:
771            APPL_TRACE_ERROR1("status code=%d", status);
772            break;
773    }
774}
775
776/*******************************************************************************
777**
778** Function         bta_hl_api_cch_close
779**
780** Description      Process the API CCH close request
781**
782** Returns          void
783**
784*******************************************************************************/
785static void bta_hl_api_cch_close(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
786{
787    tBTA_HL         evt_data;
788    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
789    UINT8           app_idx, mcl_idx;
790    tBTA_HL_APP_CB  *p_acb;
791    tBTA_HL_MCL_CB  *p_mcb;
792
793    if (bta_hl_find_mcl_idx_using_handle(p_data->api_cch_close.mcl_handle, &app_idx,  &mcl_idx))
794    {
795        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
796        p_mcb->cch_oper = BTA_HL_CCH_OP_LOCAL_CLOSE;
797    }
798    else
799    {
800        status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
801    }
802#if BTA_HL_DEBUG == TRUE
803    if (status != BTA_HL_STATUS_OK)
804    {
805        APPL_TRACE_DEBUG1("bta_hl_api_cch_close status =%s", bta_hl_status_code(status));
806    }
807#endif
808    switch (status)
809    {
810        case BTA_HL_STATUS_OK:
811            bta_hl_check_cch_close(app_idx, mcl_idx, p_data, TRUE);
812            break;
813
814        case BTA_HL_STATUS_FAIL:
815            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
816            bta_hl_build_cch_close_cfm(&evt_data,
817                                       p_acb->app_handle,
818                                       p_data->api_cch_close.mcl_handle,
819                                       status);
820            p_acb->p_cback(BTA_HL_CCH_CLOSE_CFM_EVT,(tBTA_HL *) &evt_data );
821            break;
822
823        default:
824            APPL_TRACE_ERROR1("status code=%d", status);
825            break;
826
827    }
828
829}
830
831/*******************************************************************************
832**
833** Function         bta_hl_api_dch_open
834**
835** Description      Process the API DCH open request
836**
837** Returns          void
838**
839*******************************************************************************/
840static void bta_hl_api_dch_open(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
841{
842    tBTA_HL                     evt_data;
843    tBTA_HL_STATUS              status = BTA_HL_STATUS_OK;
844    UINT8                       app_idx, mcl_idx, mdl_idx;
845    tBTA_HL_APP_CB              *p_acb;
846    tBTA_HL_MCL_CB              *p_mcb;
847    tBTA_HL_MDL_CB              *p_dcb;
848    tBTA_HL_MDEP_CFG            *p_mdep_cfg;
849    UINT8                       mdep_cfg_idx;
850
851    if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_open.mcl_handle, &app_idx, &mcl_idx))
852    {
853        p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
854        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
855
856        if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST)
857        {
858            if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx))
859            {
860                p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
861
862                if (bta_hl_find_mdep_cfg_idx(app_idx, p_data->api_dch_open.local_mdep_id, &mdep_cfg_idx))
863                {
864                    if ( mdep_cfg_idx &&
865                         (p_acb->sup_feature.mdep[mdep_cfg_idx].mdep_cfg.mdep_role == BTA_HL_MDEP_ROLE_SINK))
866                    {
867                        p_data->api_dch_open.local_cfg = BTA_HL_DCH_CFG_NO_PREF;
868                    }
869
870                    if ((status = bta_hl_chk_local_cfg(app_idx,mcl_idx,mdep_cfg_idx,p_data->api_dch_open.local_cfg))
871                        == BTA_HL_STATUS_OK)
872                    {
873
874                        if (p_data->api_dch_open.local_mdep_id != BTA_HL_ECHO_TEST_MDEP_ID)
875                        {
876                            if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx, p_data->api_dch_open.ctrl_psm))
877                            {
878                                p_mdep_cfg = BTA_HL_GET_MDEP_CFG_PTR(app_idx, mdep_cfg_idx);
879                                p_dcb->in_use                   = TRUE;
880                                p_dcb->dch_oper                 = BTA_HL_DCH_OP_LOCAL_OPEN;
881                                p_dcb->sec_mask                 = p_data->api_dch_open.sec_mask;
882                                p_dcb->local_mdep_id            = p_data->api_dch_open.local_mdep_id;
883                                p_dcb->peer_mdep_id             = p_data->api_dch_open.peer_mdep_id;
884
885                                if (p_mdep_cfg->mdep_role == BTA_HL_MDEP_ROLE_SINK)
886                                {
887                                    p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SOURCE;
888                                }
889                                else
890                                {
891                                    p_dcb->peer_mdep_role = BTA_HL_MDEP_ROLE_SINK;
892                                }
893
894                                p_dcb->local_mdep_cfg_idx   = mdep_cfg_idx;
895                                p_dcb->local_cfg            = p_data->api_dch_open.local_cfg;
896
897                                bta_hl_find_rxtx_apdu_size(app_idx, mdep_cfg_idx,
898                                                           &p_dcb->max_rx_apdu_size,
899                                                           &p_dcb->max_tx_apdu_size);
900                                p_dcb->mdl_id               = bta_hl_allocate_mdl_id(app_idx,mcl_idx,mdl_idx);
901                                p_dcb->mdl_cfg_idx_included = FALSE;
902                            }
903                            else
904                            {
905                                status =  BTA_HL_STATUS_INVALID_CTRL_PSM;
906                            }
907
908                        }
909                        else
910                        {
911                            status =  BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID;
912                        }
913                    }
914                }
915                else
916                {
917                    status =  BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID;
918                }
919            }
920            else
921            {
922                status = BTA_HL_STATUS_NO_RESOURCE;
923            }
924        }
925        else
926        {
927            status =  BTA_HL_STATUS_NO_CCH;
928        }
929    }
930    else
931    {
932        status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
933    }
934
935#if BTA_HL_DEBUG == TRUE
936    if (status != BTA_HL_STATUS_OK)
937    {
938        APPL_TRACE_DEBUG1("bta_hl_api_dch_open status =%s", bta_hl_status_code(status));
939    }
940#endif
941    switch (status)
942    {
943        case BTA_HL_STATUS_OK:
944            if (p_mcb->sdp.num_recs)
945            {
946                bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_OPEN_EVT, p_data);
947            }
948            else
949            {
950                bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_SDP_INIT_EVT, p_data);
951            }
952            break;
953        case BTA_HL_STATUS_INVALID_DCH_CFG:
954        case BTA_HL_STATUS_NO_FIRST_RELIABLE:
955        case BTA_HL_STATUS_NO_CCH:
956        case BTA_HL_STATUS_NO_RESOURCE:
957        case BTA_HL_STATUS_FAIL:
958        case BTA_HL_STATUS_INVALID_LOCAL_MDEP_ID:
959        case BTA_HL_STATUS_INVALID_CTRL_PSM:
960            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
961            bta_hl_build_dch_open_cfm(&evt_data,
962                                      p_acb->app_handle,
963                                      p_data->api_dch_open.mcl_handle,
964                                      BTA_HL_INVALID_MDL_HANDLE,
965                                      0,0,0,0,0, status);
966            p_acb->p_cback(BTA_HL_DCH_OPEN_CFM_EVT,(tBTA_HL *) &evt_data );
967            break;
968        default:
969            APPL_TRACE_ERROR1("Status code=%d", status);
970            break;
971
972    }
973
974}
975/*******************************************************************************
976**
977** Function         bta_hl_api_dch_close
978**
979** Description      Process the API DCH close request
980**
981** Returns          void
982**
983*******************************************************************************/
984static void bta_hl_api_dch_close(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
985{
986    tBTA_HL         evt_data;
987    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
988    UINT8           app_idx, mcl_idx, mdl_idx;
989    tBTA_HL_APP_CB  *p_acb;
990    tBTA_HL_MCL_CB  *p_mcb;
991    tBTA_HL_MDL_CB  *p_dcb;
992
993
994    if (bta_hl_find_mdl_idx_using_handle(p_data->api_dch_close.mdl_handle, &app_idx, &mcl_idx, &mdl_idx ))
995    {
996        p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
997        if (p_dcb->dch_state != BTA_HL_DCH_OPEN_ST)
998        {
999            status =  BTA_HL_STATUS_FAIL;
1000        }
1001    }
1002    else
1003    {
1004        status = BTA_HL_STATUS_INVALID_MDL_HANDLE;
1005    }
1006
1007#if BTA_HL_DEBUG == TRUE
1008    if (status != BTA_HL_STATUS_OK)
1009    {
1010        APPL_TRACE_DEBUG1("bta_hl_api_dch_close status =%s", bta_hl_status_code(status));
1011    }
1012#endif
1013
1014    switch (status)
1015    {
1016        case BTA_HL_STATUS_OK:
1017            bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_CLOSE_EVT, p_data);
1018            break;
1019        case BTA_HL_STATUS_FAIL:
1020            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1021            p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1022            bta_hl_build_dch_close_cfm(&evt_data,
1023                                       p_acb->app_handle,
1024                                       p_mcb->mcl_handle,
1025                                       p_data->api_dch_close.mdl_handle,
1026                                       status);
1027
1028            p_acb->p_cback(BTA_HL_DCH_CLOSE_CFM_EVT,(tBTA_HL *) &evt_data );
1029            break;
1030        default:
1031            APPL_TRACE_ERROR1("Status code=%d", status);
1032            break;
1033    }
1034}
1035
1036
1037/*******************************************************************************
1038**
1039** Function         bta_hl_api_dch_reconnect
1040**
1041** Description      Process the API DCH reconnect request
1042**
1043** Returns          void
1044**
1045*******************************************************************************/
1046static void bta_hl_api_dch_reconnect(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1047{
1048    tBTA_HL         evt_data;
1049    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
1050    UINT8           app_idx, mcl_idx, mdl_idx;
1051    tBTA_HL_APP_CB  *p_acb;
1052    tBTA_HL_MCL_CB  *p_mcb;
1053    tBTA_HL_MDL_CB  *p_dcb;
1054    UINT8           mdep_cfg_idx;
1055    UINT8           mdl_cfg_idx;
1056
1057    if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_open.mcl_handle, &app_idx, &mcl_idx))
1058    {
1059        p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1060        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1061        if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST)
1062        {
1063            if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx))
1064            {
1065                p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1066                if (bta_hl_validate_reconnect_params(app_idx, mcl_idx,  &(p_data->api_dch_reconnect),
1067                                                     &mdep_cfg_idx, &mdl_cfg_idx ))
1068                {
1069                    if (!bta_hl_is_the_first_reliable_existed(app_idx, mcl_idx) &&
1070                        (p_acb->mdl_cfg[mdl_cfg_idx].dch_mode != BTA_HL_DCH_MODE_RELIABLE))
1071                    {
1072                        status =  BTA_HL_STATUS_NO_FIRST_RELIABLE;
1073                    }
1074                    else
1075                    {
1076                        if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx, p_data->api_dch_open.ctrl_psm))
1077                        {
1078                            p_dcb->in_use                   = TRUE;
1079                            p_dcb->dch_oper                 = BTA_HL_DCH_OP_LOCAL_RECONNECT;
1080                            p_dcb->sec_mask                 = (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT);
1081                            p_dcb->local_mdep_id            = p_acb->mdl_cfg[mdl_cfg_idx].local_mdep_id;
1082                            p_dcb->local_mdep_cfg_idx       = mdep_cfg_idx;
1083                            p_dcb->local_cfg                = BTA_HL_DCH_CFG_UNKNOWN;
1084                            p_dcb->mdl_id                   = p_data->api_dch_reconnect.mdl_id;
1085                            p_dcb->mdl_cfg_idx_included     = TRUE;
1086                            p_dcb->mdl_cfg_idx              = mdl_cfg_idx;
1087                            p_dcb->dch_mode                 = p_acb->mdl_cfg[mdl_cfg_idx].dch_mode;
1088                            bta_hl_find_rxtx_apdu_size(app_idx, mdep_cfg_idx,
1089                                                       &p_dcb->max_rx_apdu_size,
1090                                                       &p_dcb->max_tx_apdu_size);
1091                        }
1092                        else
1093                        {
1094                            status =  BTA_HL_STATUS_INVALID_CTRL_PSM;
1095                        }
1096                    }
1097                }
1098                else
1099                {
1100                    status =  BTA_HL_STATUS_INVALID_RECONNECT_CFG;
1101                }
1102            }
1103            else
1104            {
1105                status = BTA_HL_STATUS_NO_RESOURCE;
1106            }
1107        }
1108        else
1109        {
1110            status =  BTA_HL_STATUS_NO_CCH;
1111        }
1112    }
1113    else
1114    {
1115        status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
1116    }
1117
1118#if BTA_HL_DEBUG == TRUE
1119    if (status != BTA_HL_STATUS_OK)
1120    {
1121        APPL_TRACE_DEBUG1("bta_hl_api_dch_reconnect status=%s", bta_hl_status_code(status));
1122    }
1123#endif
1124
1125    switch (status)
1126    {
1127        case BTA_HL_STATUS_OK:
1128            if (p_mcb->sdp.num_recs)
1129            {
1130                bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_RECONNECT_EVT, p_data);
1131            }
1132            else
1133            {
1134                bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_SDP_INIT_EVT, p_data);
1135            }
1136            break;
1137        case BTA_HL_STATUS_INVALID_RECONNECT_CFG:
1138        case BTA_HL_STATUS_NO_FIRST_RELIABLE:
1139        case BTA_HL_STATUS_NO_CCH:
1140        case BTA_HL_STATUS_NO_RESOURCE:
1141            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1142            bta_hl_build_dch_open_cfm(&evt_data,
1143                                      p_acb->app_handle,
1144                                      p_data->api_dch_reconnect.mcl_handle,
1145                                      BTA_HL_INVALID_MDL_HANDLE,
1146                                      0,p_data->api_dch_reconnect.mdl_id,0,0,0, status);
1147            p_acb->p_cback(BTA_HL_DCH_RECONNECT_CFM_EVT,(tBTA_HL *) &evt_data );
1148            break;
1149        default:
1150            APPL_TRACE_ERROR1("Status code=%d", status);
1151            break;
1152    }
1153}
1154
1155/*******************************************************************************
1156**
1157** Function         bta_hl_api_dch_echo_test
1158**
1159** Description      Process the API Echo test request
1160**
1161** Returns          void
1162**
1163*******************************************************************************/
1164static void bta_hl_api_dch_echo_test(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1165{
1166    tBTA_HL             evt_data;
1167    tBTA_HL_STATUS      status = BTA_HL_STATUS_OK;
1168    UINT8               app_idx, mcl_idx, mdl_idx;
1169    tBTA_HL_APP_CB      *p_acb;
1170    tBTA_HL_MCL_CB      *p_mcb;
1171    tBTA_HL_MDL_CB      *p_dcb;
1172    tBTA_HL_ECHO_CFG    *p_echo_cfg;
1173
1174
1175    if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_echo_test.mcl_handle, &app_idx,  &mcl_idx))
1176    {
1177        p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1178        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1179        if (p_mcb->cch_state == BTA_HL_CCH_OPEN_ST)
1180        {
1181            if (!p_mcb->echo_test )
1182            {
1183                if (bta_hl_find_avail_mdl_idx(app_idx, mcl_idx, &mdl_idx))
1184                {
1185                    p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1186
1187                    if ((p_data->api_dch_echo_test.local_cfg == BTA_HL_DCH_CFG_RELIABLE) ||
1188                        (p_data->api_dch_echo_test.local_cfg == BTA_HL_DCH_CFG_STREAMING))
1189                    {
1190                        if ((p_dcb->p_echo_tx_pkt = bta_hl_get_buf(p_data->api_dch_echo_test.pkt_size)) != NULL )
1191                        {
1192                            if (bta_hl_set_ctrl_psm_for_dch(app_idx, mcl_idx, mdl_idx, p_data->api_dch_open.ctrl_psm))
1193                            {
1194                                p_dcb->in_use                   = TRUE;
1195                                p_dcb->dch_oper                 = BTA_HL_DCH_OP_LOCAL_OPEN;
1196                                p_dcb->sec_mask                 = (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT);
1197                                p_dcb->local_mdep_cfg_idx       = BTA_HL_ECHO_TEST_MDEP_CFG_IDX;
1198                                p_dcb->local_cfg                = p_data->api_dch_echo_test.local_cfg;
1199                                p_dcb->local_mdep_id            = BTA_HL_ECHO_TEST_MDEP_ID;
1200                                p_dcb->peer_mdep_id             = BTA_HL_ECHO_TEST_MDEP_ID;
1201                                p_dcb->mdl_id                   = bta_hl_allocate_mdl_id(app_idx,mcl_idx,mdl_idx);
1202                                p_dcb->mdl_cfg_idx_included     = FALSE;
1203                                p_echo_cfg                      = BTA_HL_GET_ECHO_CFG_PTR(app_idx);
1204                                p_dcb->max_rx_apdu_size         = p_echo_cfg->max_rx_apdu_size;
1205                                p_dcb->max_tx_apdu_size         = p_echo_cfg->max_tx_apdu_size;
1206                                p_mcb->echo_test                = TRUE;
1207                                p_mcb->echo_mdl_idx             = mdl_idx;
1208                            }
1209                            else
1210                            {
1211                                status =  BTA_HL_STATUS_INVALID_CTRL_PSM;
1212                            }
1213                        }
1214                        else
1215                        {
1216                            status = BTA_HL_STATUS_NO_RESOURCE;
1217                        }
1218                    }
1219                    else
1220                    {
1221                        status = BTA_HL_STATUS_INVALID_DCH_CFG;
1222                    }
1223                }
1224                else
1225                {
1226                    status = BTA_HL_STATUS_NO_RESOURCE;
1227                }
1228            }
1229            else
1230            {
1231                status = BTA_HL_STATUS_ECHO_TEST_BUSY;
1232            }
1233        }
1234        else
1235        {
1236            status =  BTA_HL_STATUS_NO_CCH;
1237        }
1238    }
1239    else
1240    {
1241        status = BTA_HL_STATUS_NO_MCL;
1242    }
1243
1244#if BTA_HL_DEBUG == TRUE
1245    if (status != BTA_HL_STATUS_OK)
1246    {
1247        APPL_TRACE_DEBUG1("bta_hl_api_dch_echo_test status=%s", bta_hl_status_code(status));
1248    }
1249#endif
1250
1251    switch (status)
1252    {
1253        case BTA_HL_STATUS_OK:
1254            if (p_mcb->sdp.num_recs)
1255            {
1256                bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_ECHO_TEST_EVT, p_data);
1257            }
1258            else
1259            {
1260                bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_SDP_INIT_EVT, p_data);
1261            }
1262            break;
1263        case BTA_HL_STATUS_NO_CCH:
1264        case BTA_HL_STATUS_ECHO_TEST_BUSY:
1265        case BTA_HL_STATUS_NO_RESOURCE:
1266        case BTA_HL_STATUS_INVALID_DCH_CFG:
1267            bta_hl_build_echo_test_cfm(&evt_data,
1268                                       p_acb->app_handle,
1269                                       p_mcb->mcl_handle,
1270                                       status);
1271            p_acb->p_cback(BTA_HL_DCH_ECHO_TEST_CFM_EVT,(tBTA_HL *) &evt_data );
1272            break;
1273
1274        default:
1275            APPL_TRACE_ERROR1("Status code=%s", status);
1276            break;
1277    }
1278}
1279
1280
1281/*******************************************************************************
1282**
1283** Function         bta_hl_api_sdp_query
1284**
1285** Description      Process the API SDP query request
1286**
1287** Returns          void
1288**
1289*******************************************************************************/
1290static void bta_hl_api_sdp_query(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1291{
1292    tBTA_HL         evt_data;
1293    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
1294    UINT8           app_idx, mcl_idx;
1295    tBTA_HL_APP_CB  *p_acb;
1296    tBTA_HL_MCL_CB  *p_mcb;
1297
1298
1299    if (bta_hl_find_app_idx_using_handle(p_data->api_sdp_query.app_handle, &app_idx))
1300    {
1301        if (!bta_hl_find_mcl_idx(app_idx, p_data->api_sdp_query.bd_addr, &mcl_idx))
1302        {
1303            if (bta_hl_find_avail_mcl_idx(app_idx, &mcl_idx))
1304            {
1305                p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1306                p_mcb->in_use = TRUE;
1307                bdcpy(p_mcb->bd_addr, p_data->api_sdp_query.bd_addr);
1308                p_mcb->sdp_oper  = BTA_HL_SDP_OP_SDP_QUERY_NEW ;
1309            }
1310            else
1311            {
1312                status = BTA_HL_STATUS_NO_RESOURCE;
1313            }
1314        }
1315        else
1316        {
1317            p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1318            if (p_mcb->sdp_oper != BTA_HL_SDP_OP_NONE)
1319            {
1320                status = BTA_HL_STATUS_SDP_NO_RESOURCE;
1321            }
1322            else
1323            {
1324                p_mcb->sdp_oper  = BTA_HL_SDP_OP_SDP_QUERY_CURRENT;
1325            }
1326        }
1327    }
1328    else
1329    {
1330        status = BTA_HL_STATUS_INVALID_APP_HANDLE;
1331    }
1332
1333    if (status == BTA_HL_STATUS_OK)
1334    {
1335        status = bta_hl_init_sdp( p_mcb->sdp_oper, app_idx, mcl_idx, 0xFF);
1336        if ( (status != BTA_HL_STATUS_OK) &&
1337             (p_mcb->sdp_oper == BTA_HL_SDP_OP_SDP_QUERY_NEW) )
1338        {
1339            memset(p_mcb, 0 ,sizeof(tBTA_HL_MCL_CB));
1340        }
1341    }
1342#if BTA_HL_DEBUG == TRUE
1343    if (status != BTA_HL_STATUS_OK)
1344    {
1345        APPL_TRACE_DEBUG1("bta_hl_api_sdp_query status=%s", bta_hl_status_code(status));
1346    }
1347#endif
1348    switch (status)
1349    {
1350        case BTA_HL_STATUS_NO_RESOURCE:
1351        case BTA_HL_STATUS_FAIL:
1352        case BTA_HL_STATUS_SDP_NO_RESOURCE:
1353            bta_hl_build_sdp_query_cfm(&evt_data,
1354                                       p_data->api_sdp_query.app_handle,
1355                                       p_data->api_sdp_query.bd_addr,
1356                                       NULL,
1357                                       status);
1358            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1359            p_acb->p_cback(BTA_HL_SDP_QUERY_CFM_EVT,(tBTA_HL *) &evt_data );
1360            break;
1361        case BTA_HL_STATUS_OK:
1362            break;
1363        default:
1364            APPL_TRACE_ERROR1("Status code=%d", status);
1365            break;
1366    }
1367}
1368
1369
1370
1371
1372/*******************************************************************************
1373**
1374** Function         bta_hl_sdp_query_results
1375**
1376** Description      Process the SDP query results
1377**
1378** Returns          void
1379**
1380*******************************************************************************/
1381static void bta_hl_sdp_query_results(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1382{
1383    tBTA_HL             evt_data;
1384    tBTA_HL_STATUS      status = BTA_HL_STATUS_OK;
1385    UINT8               app_idx = p_data->cch_sdp.app_idx;
1386    UINT8               mcl_idx = p_data->cch_sdp.mcl_idx;
1387    tBTA_HL_APP_CB      *p_acb = BTA_HL_GET_APP_CB_PTR( app_idx);
1388    tBTA_HL_MCL_CB      *p_mcb =  BTA_HL_GET_MCL_CB_PTR( app_idx,  mcl_idx);
1389    tBTA_HL_SDP         *p_sdp=NULL;
1390    tBTA_HL_SDP_OPER    sdp_oper;
1391    UINT16              event;
1392    BOOLEAN             release_sdp_buf=FALSE;
1393
1394    event = p_data->hdr.event;
1395    sdp_oper = p_mcb->sdp_oper;
1396
1397    if ( event == BTA_HL_SDP_QUERY_OK_EVT)
1398    {
1399        if ((p_sdp = (tBTA_HL_SDP *)GKI_getbuf((UINT16)(sizeof(tBTA_HL_SDP)))) != NULL)
1400        {
1401            memcpy(p_sdp, &p_mcb->sdp, sizeof(tBTA_HL_SDP));
1402            release_sdp_buf = TRUE;
1403        }
1404        else
1405        {
1406            status = BTA_HL_STATUS_SDP_NO_RESOURCE;
1407        }
1408    }
1409    else
1410    {
1411        status = BTA_HL_STATUS_SDP_FAIL;
1412    }
1413
1414#if BTA_HL_DEBUG == TRUE
1415    if (status != BTA_HL_STATUS_OK)
1416    {
1417        APPL_TRACE_DEBUG1("bta_hl_sdp_query_results status=%s", bta_hl_status_code(status));
1418    }
1419#endif
1420
1421    bta_hl_build_sdp_query_cfm(&evt_data,p_acb->app_handle,
1422                               p_mcb->bd_addr,p_sdp,status);
1423    p_acb->p_cback(BTA_HL_SDP_QUERY_CFM_EVT,(tBTA_HL *) &evt_data );
1424
1425    if (release_sdp_buf)
1426    {
1427        utl_freebuf((void **) &p_sdp);
1428    }
1429
1430    if (p_data->cch_sdp.release_mcl_cb)
1431    {
1432        memset(p_mcb, 0 ,sizeof(tBTA_HL_MCL_CB));
1433    }
1434    else
1435    {
1436        if (p_mcb->close_pending)
1437        {
1438            bta_hl_check_cch_close(app_idx,mcl_idx,p_data, TRUE);
1439        }
1440
1441        if (!p_mcb->ctrl_psm)
1442        {
1443            /* this is a control channel acceptor do not store the sdp records*/
1444            memset(&p_mcb->sdp, 0, sizeof(tBTA_HL_SDP));
1445        }
1446    }
1447}
1448
1449
1450/*******************************************************************************
1451**
1452** Function         bta_hl_api_delete_mdl
1453**
1454** Description      Process the API DELETE MDL request
1455**
1456** Returns          void
1457**
1458*******************************************************************************/
1459static void bta_hl_api_delete_mdl(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1460{
1461    tBTA_HL         evt_data;
1462    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
1463    UINT8           app_idx, mcl_idx;
1464    tBTA_HL_APP_CB  *p_acb;
1465    tBTA_HL_MCL_CB  *p_mcb;
1466
1467    if (bta_hl_find_mcl_idx_using_handle(p_data->api_delete_mdl.mcl_handle, &app_idx, &mcl_idx ))
1468    {
1469        if (bta_hl_is_mdl_value_valid(p_data->api_delete_mdl.mdl_id))
1470        {
1471            p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1472            if (bta_hl_is_mdl_exsit_in_mcl(app_idx,
1473                                           p_mcb->bd_addr,
1474                                           p_data->api_delete_mdl.mdl_id))
1475            {
1476
1477
1478                p_mcb->delete_mdl.mcl_handle =  p_data->api_delete_mdl.mcl_handle;
1479                p_mcb->delete_mdl.mdl_id = p_data->api_delete_mdl.mdl_id;
1480                p_mcb->delete_mdl.delete_req_pending = TRUE;
1481
1482                if (MCA_Delete((tMCA_CL) p_mcb->mcl_handle,
1483                               p_data->api_delete_mdl.mdl_id)!= MCA_SUCCESS)
1484                {
1485                    status = BTA_HL_STATUS_FAIL;
1486                    memset(&p_mcb->delete_mdl, 0, sizeof(tBTA_HL_DELETE_MDL));
1487                }
1488            }
1489            else
1490            {
1491                status = BTA_HL_STATUS_NO_MDL_ID_FOUND;
1492            }
1493        }
1494        else
1495        {
1496            status = BTA_HL_STATUS_INVALID_MDL_ID;
1497        }
1498    }
1499    else
1500    {
1501        status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
1502    }
1503
1504#if BTA_HL_DEBUG == TRUE
1505    if (status != BTA_HL_STATUS_OK)
1506    {
1507        APPL_TRACE_DEBUG1("bta_hl_api_delete_mdl status=%s", bta_hl_status_code(status));
1508    }
1509#endif
1510    switch (status)
1511    {
1512        case BTA_HL_STATUS_OK:
1513            break;
1514        case BTA_HL_STATUS_FAIL:
1515        case BTA_HL_STATUS_NO_MDL_ID_FOUND:
1516        case BTA_HL_STATUS_INVALID_MDL_ID:
1517            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1518            bta_hl_build_delete_mdl_cfm(&evt_data,
1519                                        p_acb->app_handle,
1520                                        p_data->api_delete_mdl.mcl_handle,
1521                                        p_data->api_delete_mdl.mdl_id,
1522                                        status);
1523
1524            p_acb->p_cback(BTA_HL_DELETE_MDL_CFM_EVT,(tBTA_HL *) &evt_data );
1525            break;
1526        case BTA_HL_STATUS_INVALID_APP_HANDLE:
1527        default:
1528            APPL_TRACE_ERROR1("status code =%d", status);
1529            break;
1530    }
1531}
1532
1533/*******************************************************************************
1534**
1535** Function         bta_hl_mca_delete_mdl_cfm
1536**
1537** Description      Process the DELETE MDL confirmation event
1538**
1539** Returns          void
1540**
1541*******************************************************************************/
1542static void bta_hl_mca_delete_mdl_cfm(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1543{
1544    tBTA_HL         evt_data;
1545    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
1546    UINT8           app_idx, mcl_idx;
1547    tMCA_RSP_EVT    *p_delete_cfm = &p_data->mca_evt.mca_data.delete_cfm;
1548    tBTA_HL_MCL_CB  *p_mcb;
1549    BOOLEAN         send_cfm_evt = TRUE;
1550    tBTA_HL_APP_CB  *p_acb;
1551
1552    if (bta_hl_find_mcl_idx_using_handle(p_data->mca_evt.mcl_handle, &app_idx, &mcl_idx))
1553    {
1554        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1555        if ( p_mcb->delete_mdl.delete_req_pending)
1556        {
1557            if (p_delete_cfm->rsp_code == MCA_RSP_SUCCESS   )
1558            {
1559
1560                if (!bta_hl_delete_mdl_cfg(app_idx,
1561                                           p_mcb->bd_addr ,
1562                                           p_delete_cfm->mdl_id))
1563                {
1564                    status = BTA_HL_STATUS_FAIL;
1565                }
1566            }
1567            else
1568            {
1569                status = BTA_HL_STATUS_FAIL;
1570            }
1571
1572            memset(&p_mcb->delete_mdl, 0, sizeof(tBTA_HL_DELETE_MDL));
1573        }
1574        else
1575        {
1576            send_cfm_evt = FALSE;
1577        }
1578    }
1579    else
1580    {
1581        send_cfm_evt = FALSE;
1582    }
1583
1584#if BTA_HL_DEBUG == TRUE
1585    if (status != BTA_HL_STATUS_OK)
1586    {
1587        APPL_TRACE_DEBUG1("bta_hl_api_delete_mdl status=%s", bta_hl_status_code(status));
1588    }
1589#endif
1590
1591    if (send_cfm_evt)
1592    {
1593        p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1594        bta_hl_build_delete_mdl_cfm(&evt_data,
1595                                    p_acb->app_handle,
1596                                    p_mcb->mcl_handle,
1597                                    p_delete_cfm->mdl_id,
1598                                    status);
1599
1600        p_acb->p_cback(BTA_HL_DELETE_MDL_CFM_EVT,(tBTA_HL *) &evt_data );
1601    }
1602}
1603
1604/*******************************************************************************
1605**
1606** Function         bta_hl_mca_delete_mdl_ind
1607**
1608** Description      Process the DELETE MDL indication event
1609**
1610** Returns          void
1611**
1612*******************************************************************************/
1613static void bta_hl_mca_delete_mdl_ind(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1614{
1615    tBTA_HL         evt_data;
1616    UINT8           app_idx, mcl_idx, mdl_idx;
1617    tMCA_EVT_HDR    *p_delete_ind = &p_data->mca_evt.mca_data.delete_ind;
1618    tBTA_HL_MCL_CB  *p_mcb;
1619    tBTA_HL_MDL_CB  *p_dcb;
1620    BOOLEAN         send_ind_evt = TRUE;
1621    tBTA_HL_APP_CB  *p_acb;
1622
1623    if (bta_hl_find_mcl_idx_using_handle(p_data->mca_evt.mcl_handle, &app_idx, &mcl_idx) )
1624    {
1625        p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1626
1627        if (bta_hl_find_mdl_idx(app_idx, mcl_idx, p_delete_ind->mdl_id, &mdl_idx ))
1628        {
1629            p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1630            p_dcb->dch_oper = BTA_HL_DCH_OP_REMOTE_DELETE;
1631        }
1632        if (bta_hl_delete_mdl_cfg(app_idx,
1633                                  p_mcb->bd_addr ,
1634                                  p_delete_ind->mdl_id))
1635        {
1636            send_ind_evt = TRUE;
1637        }
1638    }
1639
1640#if BTA_HL_DEBUG == TRUE
1641    if (!send_ind_evt)
1642    {
1643        APPL_TRACE_DEBUG1("bta_hl_mca_delete_mdl_ind is_send_ind_evt =%d", send_ind_evt);
1644    }
1645#endif
1646
1647    if (send_ind_evt)
1648    {
1649        p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1650        evt_data.delete_mdl_ind.mcl_handle = p_mcb->mcl_handle;
1651        evt_data.delete_mdl_ind.app_handle = p_acb->app_handle;
1652        evt_data.delete_mdl_ind.mdl_id = p_delete_ind->mdl_id;
1653        p_acb->p_cback(BTA_HL_DELETE_MDL_IND_EVT,(tBTA_HL *) &evt_data );
1654    }
1655}
1656
1657
1658
1659/*******************************************************************************
1660**
1661** Function         bta_hl_api_dch_abort
1662**
1663** Description      Process the API DCH abort request
1664**
1665** Returns          void
1666**
1667*******************************************************************************/
1668static void bta_hl_api_dch_abort(tBTA_HL_CB *p_cb, tBTA_HL_DATA *p_data)
1669{
1670
1671    tBTA_HL_STATUS  status = BTA_HL_STATUS_OK;
1672    UINT8           app_idx, mcl_idx, mdl_idx;
1673    tBTA_HL_APP_CB  *p_acb;
1674    tBTA_HL_MCL_CB  *p_mcb;
1675    tBTA_HL_MDL_CB  *p_dcb;
1676    tBTA_HL         evt_data;
1677
1678
1679    if (bta_hl_find_mcl_idx_using_handle(p_data->api_dch_abort.mcl_handle, &app_idx, &mcl_idx ))
1680    {
1681
1682        if (!bta_hl_find_dch_setup_mdl_idx(app_idx, mcl_idx, &mdl_idx ))
1683        {
1684            status = BTA_HL_STATUS_NO_MDL_ID_FOUND;
1685        }
1686        else
1687        {
1688            p_dcb = BTA_HL_GET_MDL_CB_PTR(app_idx, mcl_idx, mdl_idx);
1689            if (p_dcb->abort_oper)
1690            {
1691                /* abort already in progress*/
1692                status = BTA_HL_STATUS_FAIL;
1693            }
1694            else
1695            {
1696                p_dcb->abort_oper = BTA_HL_ABORT_LOCAL_MASK;
1697            }
1698        }
1699    }
1700    else
1701    {
1702        status = BTA_HL_STATUS_INVALID_MCL_HANDLE;
1703    }
1704
1705
1706#if BTA_HL_DEBUG == TRUE
1707    if (status != BTA_HL_STATUS_OK)
1708    {
1709        APPL_TRACE_DEBUG1("bta_hl_api_dch_abort status=%s", bta_hl_status_code(status));
1710    }
1711#endif
1712    switch (status)
1713    {
1714        case BTA_HL_STATUS_OK:
1715
1716            bta_hl_dch_sm_execute(app_idx, mcl_idx, mdl_idx, BTA_HL_DCH_ABORT_EVT, p_data);
1717            break;
1718        case BTA_HL_STATUS_NO_MDL_ID_FOUND:
1719        case BTA_HL_STATUS_FAIL:
1720
1721            p_mcb = BTA_HL_GET_MCL_CB_PTR(app_idx, mcl_idx);
1722            p_acb = BTA_HL_GET_APP_CB_PTR(app_idx);
1723            bta_hl_build_abort_cfm(&evt_data,
1724                                   p_acb->app_handle,
1725                                   p_mcb->mcl_handle,
1726                                   BTA_HL_STATUS_FAIL);
1727            p_acb->p_cback(BTA_HL_DCH_ABORT_CFM_EVT,(tBTA_HL *) &evt_data );
1728            break;
1729        case BTA_HL_STATUS_INVALID_BD_ADDR:
1730        case BTA_HL_STATUS_INVALID_APP_HANDLE:
1731        default:
1732            APPL_TRACE_ERROR1("Status code=%d", status);
1733            break;
1734    }
1735}
1736
1737/*******************************************************************************
1738**
1739** Function         bta_hl_hdl_event
1740**
1741** Description      HL main event handling function.
1742**
1743** Returns          void
1744**
1745*******************************************************************************/
1746BOOLEAN bta_hl_hdl_event(BT_HDR *p_msg)
1747{
1748    UINT8 app_idx, mcl_idx, mdl_idx;
1749    BOOLEAN success = TRUE;
1750
1751#if BTA_HL_DEBUG == TRUE
1752    APPL_TRACE_DEBUG1("BTA HL Event Handler: Event [%s]",
1753                      bta_hl_evt_code(p_msg->event));
1754#endif
1755
1756    switch (p_msg->event)
1757    {
1758        case BTA_HL_API_ENABLE_EVT:
1759            bta_hl_api_enable(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1760            break;
1761        case BTA_HL_API_DISABLE_EVT:
1762            bta_hl_api_disable(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1763            break;
1764        case BTA_HL_API_REGISTER_EVT:
1765            bta_hl_api_register(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1766            break;
1767        case BTA_HL_API_DEREGISTER_EVT:
1768            bta_hl_api_deregister(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1769            break;
1770        case BTA_HL_API_CCH_OPEN_EVT:
1771            bta_hl_api_cch_open(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1772            break;
1773        case BTA_HL_API_CCH_CLOSE_EVT:
1774            bta_hl_api_cch_close(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1775            break;
1776        case BTA_HL_API_DCH_OPEN_EVT:
1777            bta_hl_api_dch_open(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1778            break;
1779        case BTA_HL_API_DCH_CLOSE_EVT:
1780            bta_hl_api_dch_close(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1781            break;
1782        case BTA_HL_API_DELETE_MDL_EVT:
1783            bta_hl_api_delete_mdl(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1784            break;
1785        case BTA_HL_API_DCH_RECONNECT_EVT:
1786            bta_hl_api_dch_reconnect(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1787            break;
1788
1789        case BTA_HL_API_DCH_ECHO_TEST_EVT:
1790            bta_hl_api_dch_echo_test(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1791            break;
1792
1793        case BTA_HL_API_SDP_QUERY_EVT:
1794            bta_hl_api_sdp_query(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1795            break;
1796
1797        case BTA_HL_MCA_DELETE_CFM_EVT:
1798            bta_hl_mca_delete_mdl_cfm(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1799            break;
1800
1801        case BTA_HL_MCA_DELETE_IND_EVT:
1802            bta_hl_mca_delete_mdl_ind(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1803            break;
1804
1805        case BTA_HL_SDP_QUERY_OK_EVT:
1806        case BTA_HL_SDP_QUERY_FAIL_EVT:
1807            bta_hl_sdp_query_results(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1808            break;
1809        case BTA_HL_API_DCH_ABORT_EVT:
1810            bta_hl_api_dch_abort(&bta_hl_cb, (tBTA_HL_DATA *) p_msg);
1811            break;
1812
1813
1814        default:
1815            if (p_msg->event < BTA_HL_DCH_EVT_MIN)
1816            {
1817                if (bta_hl_find_cch_cb_indexes((tBTA_HL_DATA *) p_msg, &app_idx, &mcl_idx))
1818                {
1819                    bta_hl_cch_sm_execute( app_idx,
1820                                           mcl_idx,
1821                                           p_msg->event, (tBTA_HL_DATA *) p_msg);
1822                }
1823                else
1824                {
1825#if BTA_HL_DEBUG == TRUE
1826                    APPL_TRACE_ERROR1("unable to find control block indexes for CCH: [event=%s]",
1827                                      bta_hl_evt_code(p_msg->event));
1828#else
1829                    APPL_TRACE_ERROR1("unable to find control block indexes for CCH: [event=%d]", p_msg->event);
1830#endif
1831                    success = FALSE;
1832                }
1833            }
1834            else
1835            {
1836                if (bta_hl_find_dch_cb_indexes((tBTA_HL_DATA *) p_msg, &app_idx, &mcl_idx, &mdl_idx))
1837                {
1838                    bta_hl_dch_sm_execute( app_idx,
1839                                           mcl_idx,
1840                                           mdl_idx,
1841                                           p_msg->event, (tBTA_HL_DATA *) p_msg);
1842                }
1843                else
1844                {
1845
1846#if BTA_HL_DEBUG == TRUE
1847                    APPL_TRACE_ERROR1("unable to find control block indexes for DCH : [event=%s]",
1848                                      bta_hl_evt_code(p_msg->event));
1849#else
1850                    APPL_TRACE_ERROR1("unable to find control block indexes for DCH: [event=%d]", p_msg->event);
1851#endif
1852                    success = FALSE;
1853                }
1854            }
1855
1856            break;
1857    }
1858
1859    return(success);
1860}
1861
1862
1863/*****************************************************************************
1864**  Debug Functions
1865*****************************************************************************/
1866#if (BTA_HL_DEBUG == TRUE) && (BT_USE_TRACES == TRUE)
1867
1868/*******************************************************************************
1869**
1870** Function         bta_hl_cch_state_code
1871**
1872** Description      Map CCH state code to the corresponding state string
1873**
1874** Returns          string pointer for the associated state name
1875**
1876*******************************************************************************/
1877static char *bta_hl_cch_state_code(tBTA_HL_CCH_STATE state_code)
1878{
1879    switch (state_code)
1880    {
1881        case BTA_HL_CCH_IDLE_ST:
1882            return "BTA_HL_CCH_IDLE_ST";
1883        case BTA_HL_CCH_OPENING_ST:
1884            return "BTA_HL_CCH_OPENING_ST";
1885        case BTA_HL_CCH_OPEN_ST:
1886            return "BTA_HL_CCH_OPEN_ST";
1887        case BTA_HL_CCH_CLOSING_ST:
1888            return "BTA_HL_CCH_CLOSING_ST";
1889        default:
1890            return "Unknown CCH state code";
1891    }
1892}
1893
1894/*******************************************************************************
1895**
1896** Function         bta_hl_dch_state_code
1897**
1898** Description      Map DCH state code to the corresponding state string
1899**
1900** Returns          string pointer for the associated state name
1901**
1902*******************************************************************************/
1903static char *bta_hl_dch_state_code(tBTA_HL_DCH_STATE state_code)
1904{
1905    switch (state_code)
1906    {
1907        case BTA_HL_DCH_IDLE_ST:
1908            return "BTA_HL_DCH_IDLE_ST";
1909        case BTA_HL_DCH_OPENING_ST:
1910            return "BTA_HL_DCH_OPENING_ST";
1911        case BTA_HL_DCH_OPEN_ST:
1912            return "BTA_HL_DCH_OPEN_ST";
1913        case BTA_HL_DCH_CLOSING_ST:
1914            return "BTA_HL_DCH_CLOSING_ST";
1915        default:
1916            return "Unknown DCH state code";
1917    }
1918}
1919#endif  /* Debug Functions */
1920#endif /* HL_INCLUDED */
1921