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1 /******************************************************************************
2  *
3  *  Copyright 2014 The Android Open Source Project
4  *  Copyright 2003-2012 Broadcom Corporation
5  *
6  *  Licensed under the Apache License, Version 2.0 (the "License");
7  *  you may not use this file except in compliance with the License.
8  *  You may obtain a copy of the License at:
9  *
10  *  http://www.apache.org/licenses/LICENSE-2.0
11  *
12  *  Unless required by applicable law or agreed to in writing, software
13  *  distributed under the License is distributed on an "AS IS" BASIS,
14  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  *  See the License for the specific language governing permissions and
16  *  limitations under the License.
17  *
18  ******************************************************************************/
19 
20 /******************************************************************************
21  *
22  *  This is the main implementation file for the BTA MCE I/F
23  *
24  ******************************************************************************/
25 
26 #include <stddef.h>
27 
28 #include "bta_api.h"
29 #include "bta_mce_api.h"
30 #include "bta_mce_int.h"
31 #include "bta_sys.h"
32 
33 /*****************************************************************************
34  * Constants and types
35  ****************************************************************************/
36 
37 tBTA_MCE_CB bta_mce_cb;
38 
39 /* state machine action enumeration list */
40 #define BTA_MCE_NUM_ACTIONS (BTA_MCE_MAX_INT_EVT & 0x00ff)
41 
42 /* type for action functions */
43 typedef void (*tBTA_MCE_ACTION)(tBTA_MCE_MSG* p_data);
44 
45 /* action function list */
46 const tBTA_MCE_ACTION bta_mce_action[] = {
47     bta_mce_enable,                   /* BTA_MCE_API_ENABLE_EVT */
48     bta_mce_get_remote_mas_instances, /* BTA_MCE_API_GET_REMOTE_MAS_INSTANCES_EVT
49                                          */
50 };
51 
52 /*******************************************************************************
53  *
54  * Function         bta_mce_sm_execute
55  *
56  * Description      State machine event handling function for MCE
57  *
58  *
59  * Returns          void
60  *
61  ******************************************************************************/
bta_mce_sm_execute(BT_HDR * p_msg)62 bool bta_mce_sm_execute(BT_HDR* p_msg) {
63   if (p_msg == NULL) return false;
64 
65   bool ret = false;
66   uint16_t action = (p_msg->event & 0x00ff);
67 
68   /* execute action functions */
69   if (action < BTA_MCE_NUM_ACTIONS) {
70     (*bta_mce_action[action])((tBTA_MCE_MSG*)p_msg);
71     ret = true;
72   }
73 
74   return (ret);
75 }
76