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39 lines
735 B
C++
39 lines
735 B
C++
#pragma once
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#include <IO/WriteBuffer.h>
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#include <IO/BufferWithOwnMemory.h>
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#include <IO/WriteBufferDecorator.h>
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namespace DB
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{
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class BrotliWriteBuffer : public WriteBufferWithOwnMemoryDecorator
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{
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public:
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BrotliWriteBuffer(
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std::unique_ptr<WriteBuffer> out_,
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int compression_level,
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size_t buf_size = DBMS_DEFAULT_BUFFER_SIZE,
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char * existing_memory = nullptr,
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size_t alignment = 0);
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~BrotliWriteBuffer() override;
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private:
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void nextImpl() override;
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void finalizeBefore() override;
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class BrotliStateWrapper;
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std::unique_ptr<BrotliStateWrapper> brotli;
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size_t in_available;
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const uint8_t * in_data;
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size_t out_capacity;
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uint8_t * out_data;
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};
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}
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