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Commit ad5df325 authored by Daniel Zheng's avatar Daniel Zheng
Browse files

decompressor maintenence 

cleaning up a bit of code for consistency + adding in zstd to
FromString() function

Test: m libsnapshot
Change-Id: Ic8b7243c5a5ee25326a46e944c13578136f27078
parent fe6c1d55

fs_mgr/libsnapshot/libsnapshot_cow/cow_decompress.cpp

+11 −8
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 


#include <array>

#include <cstring>

#include <memory>

#include <utility>

#include <vector>
@@ -62,6 +63,8 @@ std::unique_ptr<IDecompressor> IDecompressor::FromString(std::string_view compre 
        return IDecompressor::Brotli();

    } else if (compressor == "gz") {

        return IDecompressor::Gz();

    } else if (compressor == "zstd") {

        return IDecompressor::Zstd();

    } else {

        return nullptr;

    }
@@ -211,10 +214,6 @@ bool GzDecompressor::PartialDecompress(const uint8_t* data, size_t length) { 
    return true;

}



std::unique_ptr<IDecompressor> IDecompressor::Gz() {

    return std::unique_ptr<IDecompressor>(new GzDecompressor());

}



class BrotliDecompressor final : public StreamDecompressor {

  public:

    ~BrotliDecompressor();
@@ -275,10 +274,6 @@ bool BrotliDecompressor::PartialDecompress(const uint8_t* data, size_t length) { 
    return true;

}



std::unique_ptr<IDecompressor> IDecompressor::Brotli() {

    return std::unique_ptr<IDecompressor>(new BrotliDecompressor());

}



class Lz4Decompressor final : public IDecompressor {

  public:

    ~Lz4Decompressor() override = default;
@@ -382,6 +377,14 @@ class ZstdDecompressor final : public IDecompressor { 
    }

};



std::unique_ptr<IDecompressor> IDecompressor::Brotli() {

    return std::make_unique<BrotliDecompressor>();

}



std::unique_ptr<IDecompressor> IDecompressor::Gz() {

    return std::make_unique<GzDecompressor>();

}



std::unique_ptr<IDecompressor> IDecompressor::Lz4() {

    return std::make_unique<Lz4Decompressor>();

}