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library/cpp/streams/bzip2/bzip2.h
53 строки
1 KB
qkrorlqr
Initial NBS OpenSource export
28 апр 2023, 21:54
28 апр 2023, 21:54
783a858
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#pragma once #include <util/stream/input.h> #include <util/stream/output.h> #include <util/generic/ptr.h> #include <util/generic/yexception.h> #define BZIP_BUF_LEN (8 * 1024) #define BZIP_COMPRESSION_LEVEL 6 /** * @addtogroup Streams_Archs * @{ */ class TBZipException: public yexception { }; class TBZipDecompressError: public TBZipException { }; class TBZipCompressError: public TBZipException { }; class TBZipDecompress: public IInputStream { public: TBZipDecompress(IInputStream* input, size_t bufLen = BZIP_BUF_LEN); ~TBZipDecompress() override; private: size_t DoRead(void* buf, size_t size) override; private: class TImpl; THolder<TImpl> Impl_; }; class TBZipCompress: public IOutputStream { public: TBZipCompress(IOutputStream* out, size_t compressionLevel = BZIP_COMPRESSION_LEVEL, size_t bufLen = BZIP_BUF_LEN); ~TBZipCompress() override; private: void DoWrite(const void* buf, size_t size) override; void DoFlush() override; void DoFinish() override; public: class TImpl; THolder<TImpl> Impl_; }; /** @} */