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39 lines
940 B
C++
39 lines
940 B
C++
#include <Compression/CompressionCodecNone.h>
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#include <Compression/CompressionInfo.h>
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#include <Compression/CompressionFactory.h>
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namespace DB
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{
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uint8_t CompressionCodecNone::getMethodByte() const
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{
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return static_cast<uint8_t>(CompressionMethodByte::NONE);
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}
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String CompressionCodecNone::getCodecDesc() const
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{
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return "NONE";
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}
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UInt32 CompressionCodecNone::doCompressData(const char * source, UInt32 source_size, char * dest) const
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{
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memcpy(dest, source, source_size);
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return source_size;
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}
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void CompressionCodecNone::doDecompressData(const char * source, UInt32 /*source_size*/, char * dest, UInt32 uncompressed_size) const
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{
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memcpy(dest, source, uncompressed_size);
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}
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void registerCodecNone(CompressionCodecFactory & factory)
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{
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factory.registerSimpleCompressionCodec("NONE", static_cast<char>(CompressionMethodByte::NONE), [&] ()
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{
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return std::make_shared<CompressionCodecNone>();
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});
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}
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}
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