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 /* DynamicSource implementation */ 18 19 #include "sles_allinclusive.h" 20 21 22 static SLresult IDynamicSource_SetSource(SLDynamicSourceItf self, SLDataSource *pDataSource) 23 { 24 SL_ENTER_INTERFACE 25 26 if (NULL == pDataSource) { 27 result = SL_RESULT_PARAMETER_INVALID; 28 } else { 29 IDynamicSource *thiz = (IDynamicSource *) self; 30 #if 0 31 DataLocatorFormat myDataSource; 32 SLresult result; 33 result = checkDataSource("pDataSource", pDataSource, &myDataSource, DATALOCATOR_MASK_ALL, 34 DATAFORMAT_MASK_ALL); 35 // handle result here 36 #endif 37 // need to lock the object, as a change to source can impact most of object 38 IObject *thisObject = InterfaceToIObject(thiz); 39 object_lock_exclusive(thisObject); 40 // a bit of a simplification to say the least! (see Khronos bug 6728) 41 thiz->mDataSource = pDataSource; 42 object_unlock_exclusive(thisObject); 43 result = SL_RESULT_FEATURE_UNSUPPORTED; 44 } 45 46 SL_LEAVE_INTERFACE 47 } 48 49 50 static const struct SLDynamicSourceItf_ IDynamicSource_Itf = { 51 IDynamicSource_SetSource 52 }; 53 54 void IDynamicSource_init(void *self) 55 { 56 IDynamicSource *thiz = (IDynamicSource *) self; 57 thiz->mItf = &IDynamicSource_Itf; 58 // mDataSource will be re-initialized later in the containing object constructor 59 thiz->mDataSource = NULL; 60 } 61
