Brotli_Codec.cpp

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#include "joedb/journal/Brotli_Codec.h"
#include "joedb/error/Exception.h"
 
#include <brotli/encode.h>
 
namespace joedb
{
 ////////////////////////////////////////////////////////////////////////////
 std::string Brotli_Codec::encode(const char *decoded, size_t decoded_size)
 ////////////////////////////////////////////////////////////////////////////
 {
  std::string encoded(BrotliEncoderMaxCompressedSize(decoded_size), 0);
 
  size_t encoded_size = encoded.size();
 
  const auto result = BrotliEncoderCompress
  (
   BROTLI_DEFAULT_QUALITY,
   BROTLI_DEFAULT_WINDOW,
   BROTLI_DEFAULT_MODE,
   decoded_size,
   (const uint8_t *)decoded,
   &encoded_size,
   (uint8_t *)encoded.data()
  );
 
  if (result != BROTLI_TRUE)
   throw Exception("Brotli compression failed");
 
  encoded.resize(encoded_size);
 
  return encoded;
 }
}