Andreas Huber | 7296123 | 2010-06-07 10:18:57 -0700 | [diff] [blame] | 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 | #ifndef A_LOOPER_ROSTER_H_ |
| 18 | |
| 19 | #define A_LOOPER_ROSTER_H_ |
| 20 | |
| 21 | #include <media/stagefright/foundation/ALooper.h> |
| 22 | #include <utils/KeyedVector.h> |
| 23 | |
| 24 | namespace android { |
| 25 | |
| 26 | struct ALooperRoster { |
| 27 | ALooperRoster(); |
| 28 | |
| 29 | ALooper::handler_id registerHandler( |
| 30 | const sp<ALooper> looper, const sp<AHandler> &handler); |
| 31 | |
| 32 | void unregisterHandler(ALooper::handler_id handlerID); |
| 33 | |
Andreas Huber | 5df775d | 2011-08-25 16:09:06 -0700 | [diff] [blame] | 34 | status_t postMessage(const sp<AMessage> &msg, int64_t delayUs = 0); |
Andreas Huber | 7296123 | 2010-06-07 10:18:57 -0700 | [diff] [blame] | 35 | void deliverMessage(const sp<AMessage> &msg); |
| 36 | |
Andreas Huber | 5df775d | 2011-08-25 16:09:06 -0700 | [diff] [blame] | 37 | status_t postAndAwaitResponse( |
| 38 | const sp<AMessage> &msg, sp<AMessage> *response); |
| 39 | |
| 40 | void postReply(uint32_t replyID, const sp<AMessage> &reply); |
| 41 | |
Andreas Huber | e2b2098 | 2010-07-02 15:15:44 -0700 | [diff] [blame] | 42 | sp<ALooper> findLooper(ALooper::handler_id handlerID); |
| 43 | |
Andreas Huber | 7296123 | 2010-06-07 10:18:57 -0700 | [diff] [blame] | 44 | private: |
| 45 | struct HandlerInfo { |
Andreas Huber | 11cc270 | 2010-07-07 09:17:41 -0700 | [diff] [blame] | 46 | wp<ALooper> mLooper; |
| 47 | wp<AHandler> mHandler; |
Andreas Huber | 7296123 | 2010-06-07 10:18:57 -0700 | [diff] [blame] | 48 | }; |
| 49 | |
| 50 | Mutex mLock; |
| 51 | KeyedVector<ALooper::handler_id, HandlerInfo> mHandlers; |
| 52 | ALooper::handler_id mNextHandlerID; |
Andreas Huber | 5df775d | 2011-08-25 16:09:06 -0700 | [diff] [blame] | 53 | uint32_t mNextReplyID; |
| 54 | Condition mRepliesCondition; |
| 55 | |
| 56 | KeyedVector<uint32_t, sp<AMessage> > mReplies; |
| 57 | |
| 58 | status_t postMessage_l(const sp<AMessage> &msg, int64_t delayUs); |
Andreas Huber | 7296123 | 2010-06-07 10:18:57 -0700 | [diff] [blame] | 59 | |
| 60 | DISALLOW_EVIL_CONSTRUCTORS(ALooperRoster); |
| 61 | }; |
| 62 | |
| 63 | } // namespace android |
| 64 | |
| 65 | #endif // A_LOOPER_ROSTER_H_ |