1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/* AndroidConfiguration implementation */
18
19#include "sles_allinclusive.h"
20
21
22static SLresult IAndroidConfiguration_SetConfiguration(SLAndroidConfigurationItf self,
23        const SLchar *configKey,
24        const void *pConfigValue,
25        SLuint32 valueSize)
26{
27    SL_ENTER_INTERFACE
28
29    // object-specific code will check that valueSize is large enough for the key
30    if (NULL == configKey || NULL == pConfigValue || valueSize == 0) {
31        result = SL_RESULT_PARAMETER_INVALID;
32
33    } else {
34        IAndroidConfiguration *thiz = (IAndroidConfiguration *) self;
35        interface_lock_exclusive(thiz);
36
37        // route configuration to the appropriate object
38        switch (IObjectToObjectID((thiz)->mThis)) {
39        case SL_OBJECTID_AUDIORECORDER:
40            SL_LOGV("SetConfiguration issued for AudioRecorder key=%s valueSize=%u",
41                    configKey, valueSize);
42            result = android_audioRecorder_setConfig((CAudioRecorder *) thiz->mThis, configKey,
43                    pConfigValue, valueSize);
44            break;
45        case SL_OBJECTID_AUDIOPLAYER:
46            SL_LOGV("SetConfiguration issued for AudioPlayer key=%s valueSize=%u",
47                    configKey, valueSize);
48            result = android_audioPlayer_setConfig((CAudioPlayer *) thiz->mThis, configKey,
49                    pConfigValue, valueSize);
50            break;
51        default:
52            result = SL_RESULT_FEATURE_UNSUPPORTED;
53            break;
54        }
55
56        interface_unlock_exclusive(thiz);
57    }
58
59    SL_LEAVE_INTERFACE
60}
61
62
63static SLresult IAndroidConfiguration_GetConfiguration(SLAndroidConfigurationItf self,
64        const SLchar *configKey,
65        SLuint32 *pValueSize,
66        void *pConfigValue)
67{
68    SL_ENTER_INTERFACE
69
70    // non-NULL pValueSize is required, but a NULL pConfigValue is allowed, so
71    // that we can report the actual value size without returning the value itself
72    if (NULL == configKey || NULL == pValueSize) {
73        result = SL_RESULT_PARAMETER_INVALID;
74    } else {
75        IAndroidConfiguration *thiz = (IAndroidConfiguration *) self;
76        interface_lock_exclusive(thiz);
77
78        // route configuration request to the appropriate object
79        switch (IObjectToObjectID((thiz)->mThis)) {
80        case SL_OBJECTID_AUDIORECORDER:
81            result = android_audioRecorder_getConfig((CAudioRecorder *) thiz->mThis, configKey,
82                    pValueSize, pConfigValue);
83            break;
84        case SL_OBJECTID_AUDIOPLAYER:
85            result = android_audioPlayer_getConfig((CAudioPlayer *) thiz->mThis, configKey,
86                    pValueSize, pConfigValue);
87        default:
88            result = SL_RESULT_FEATURE_UNSUPPORTED;
89            break;
90        }
91
92        interface_unlock_exclusive(thiz);
93    }
94
95    SL_LEAVE_INTERFACE
96}
97
98
99static const struct SLAndroidConfigurationItf_ IAndroidConfiguration_Itf = {
100    IAndroidConfiguration_SetConfiguration,
101    IAndroidConfiguration_GetConfiguration
102};
103
104void IAndroidConfiguration_init(void *self)
105{
106    IAndroidConfiguration *thiz = (IAndroidConfiguration *) self;
107    thiz->mItf = &IAndroidConfiguration_Itf;
108}
109