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96 lines
2.6 KiB
96 lines
2.6 KiB
/* |
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* Copyright (C) 2009 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#ifndef ANDROID_RS_THREAD_IO_H |
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#define ANDROID_RS_THREAD_IO_H |
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#include "rsUtils.h" |
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#include "rsFifoSocket.h" |
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// --------------------------------------------------------------------------- |
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namespace android { |
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namespace renderscript { |
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class Context; |
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class ThreadIO { |
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public: |
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ThreadIO(); |
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~ThreadIO(); |
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bool init(); |
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void shutdown(); |
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size_t getMaxInlineSize() { |
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return mMaxInlineSize; |
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} |
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// Plays back commands from the client. |
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// Returns true if any commands were processed. |
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bool playCoreCommands(Context *con, int waitFd); |
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void setTimeoutCallback(void (*)(void *), void *, uint64_t timeout); |
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void * coreHeader(uint32_t, size_t dataLen); |
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void coreCommit(); |
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void coreSetReturn(const void *data, size_t dataLen); |
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void coreGetReturn(void *data, size_t dataLen); |
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void coreWrite(const void *data, size_t len); |
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void coreRead(void *data, size_t len); |
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void asyncSetReturn(const void *data, size_t dataLen); |
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void asyncGetReturn(void *data, size_t dataLen); |
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void asyncWrite(const void *data, size_t len); |
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void asyncRead(void *data, size_t len); |
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RsMessageToClientType getClientHeader(size_t *receiveLen, uint32_t *usrID); |
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RsMessageToClientType getClientPayload(void *data, size_t *receiveLen, uint32_t *subID, size_t bufferLen); |
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bool sendToClient(RsMessageToClientType cmdID, uint32_t usrID, const void *data, size_t dataLen, bool waitForSpace); |
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void clientShutdown(); |
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protected: |
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typedef struct CoreCmdHeaderRec { |
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uint32_t cmdID; |
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uint32_t bytes; |
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} CoreCmdHeader; |
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typedef struct ClientCmdHeaderRec { |
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uint32_t cmdID; |
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uint32_t bytes; |
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uint32_t userID; |
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} ClientCmdHeader; |
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ClientCmdHeader mLastClientHeader; |
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bool mRunning; |
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size_t mMaxInlineSize; |
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FifoSocket mToClient; |
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FifoSocket mToCore; |
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intptr_t mToCoreRet; |
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size_t mSendLen; |
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uint8_t mSendBuffer[2 * 1024] __attribute__((aligned(sizeof(double)))); |
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}; |
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} // namespace renderscript |
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} // namespace android |
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#endif |
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