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69 lines
2.0 KiB
69 lines
2.0 KiB
/* |
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* Copyright (C) 2006 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_HARDWARE_BUFFEREDTEXTOUTPUT_H |
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#define ANDROID_HARDWARE_BUFFEREDTEXTOUTPUT_H |
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#include <hwbinder/TextOutput.h> |
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#include <utils/threads.h> |
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#include <sys/uio.h> |
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// --------------------------------------------------------------------------- |
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namespace android { |
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namespace hardware { |
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class BufferedTextOutput : public TextOutput |
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{ |
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public: |
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//** Flags for constructor */ |
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enum { |
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MULTITHREADED = 0x0001 |
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}; |
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BufferedTextOutput(uint32_t flags = 0); |
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virtual ~BufferedTextOutput(); |
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virtual status_t print(const char* txt, size_t len); |
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virtual void moveIndent(int delta); |
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virtual void pushBundle(); |
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virtual void popBundle(); |
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protected: |
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virtual status_t writeLines(const struct iovec& vec, size_t N) = 0; |
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private: |
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struct BufferState; |
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struct ThreadState; |
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static ThreadState*getThreadState(); |
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static void threadDestructor(void *st); |
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BufferState*getBuffer() const; |
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uint32_t mFlags; |
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const int32_t mSeq; |
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const int32_t mIndex; |
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Mutex mLock; |
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BufferState* mGlobalState; |
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}; |
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// --------------------------------------------------------------------------- |
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}; // namespace hardware |
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}; // namespace android |
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#endif // ANDROID_HARDWARE_BUFFEREDTEXTOUTPUT_H
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