Grcov report - config.cc

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#include "source/extensions/compression/gzip/compressor/config.h"

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namespace Envoy {

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namespace Extensions {

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namespace Compression {

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namespace Gzip {

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namespace Compressor {

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GzipCompressorFactory::GzipCompressorFactory(

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    const envoy::extensions::compression::gzip::compressor::v3::Gzip& gzip)

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    : compression_level_(compressionLevelEnum(gzip.compression_level())),

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      compression_strategy_(compressionStrategyEnum(gzip.compression_strategy())),

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      memory_level_(PROTOBUF_GET_WRAPPED_OR_DEFAULT(gzip, memory_level, DefaultMemoryLevel)),

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      window_bits_(PROTOBUF_GET_WRAPPED_OR_DEFAULT(gzip, window_bits, DefaultWindowBits) |

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                   GzipHeaderValue),

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      chunk_size_(PROTOBUF_GET_WRAPPED_OR_DEFAULT(gzip, chunk_size, DefaultChunkSize)) {}

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ZlibCompressorImpl::CompressionLevel GzipCompressorFactory::compressionLevelEnum(

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    envoy::extensions::compression::gzip::compressor::v3::Gzip::CompressionLevel

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        compression_level) {

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  switch (compression_level) {

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::BEST_SPEED:

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    return ZlibCompressorImpl::CompressionLevel::Speed;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::COMPRESSION_LEVEL_2:

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    return ZlibCompressorImpl::CompressionLevel::Level2;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::COMPRESSION_LEVEL_3:

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    return ZlibCompressorImpl::CompressionLevel::Level3;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::COMPRESSION_LEVEL_4:

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    return ZlibCompressorImpl::CompressionLevel::Level4;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::COMPRESSION_LEVEL_5:

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    return ZlibCompressorImpl::CompressionLevel::Level5;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::COMPRESSION_LEVEL_6:

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    return ZlibCompressorImpl::CompressionLevel::Level6;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::COMPRESSION_LEVEL_7:

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    return ZlibCompressorImpl::CompressionLevel::Level7;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::COMPRESSION_LEVEL_8:

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    return ZlibCompressorImpl::CompressionLevel::Level8;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::BEST_COMPRESSION:

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    return ZlibCompressorImpl::CompressionLevel::Best;

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  default:

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    return ZlibCompressorImpl::CompressionLevel::Standard;

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ZlibCompressorImpl::CompressionStrategy GzipCompressorFactory::compressionStrategyEnum(

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    envoy::extensions::compression::gzip::compressor::v3::Gzip::CompressionStrategy

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        compression_strategy) {

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  switch (compression_strategy) {

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::FILTERED:

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    return ZlibCompressorImpl::CompressionStrategy::Filtered;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::FIXED:

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    return ZlibCompressorImpl::CompressionStrategy::Fixed;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::HUFFMAN_ONLY:

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    return ZlibCompressorImpl::CompressionStrategy::Huffman;

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  case envoy::extensions::compression::gzip::compressor::v3::Gzip::RLE:

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    return ZlibCompressorImpl::CompressionStrategy::Rle;

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  default:

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    return ZlibCompressorImpl::CompressionStrategy::Standard;

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Envoy::Compression::Compressor::CompressorPtr GzipCompressorFactory::createCompressor() {

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  auto compressor = std::make_unique<ZlibCompressorImpl>(chunk_size_);

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  compressor->init(compression_level_, compression_strategy_, window_bits_, memory_level_);

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  return compressor;

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Envoy::Compression::Compressor::CompressorFactoryPtr

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GzipCompressorLibraryFactory::createCompressorFactoryFromProtoTyped(

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    const envoy::extensions::compression::gzip::compressor::v3::Gzip& proto_config,

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    Server::Configuration::GenericFactoryContext&) {

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  return std::make_unique<GzipCompressorFactory>(proto_config);

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/**

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 * Static registration for the gzip compressor library. @see NamedCompressorLibraryConfigFactory.

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*/

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REGISTER_FACTORY(GzipCompressorLibraryFactory,

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                 Envoy::Compression::Compressor::NamedCompressorLibraryConfigFactory);

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} // namespace Compressor

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} // namespace Gzip

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} // namespace Compression

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} // namespace Extensions

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} // namespace Envoy