brotli_inflater.h

Go to the documentation of this file.

/*
 * Copyright 2016 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http:///www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#ifndef PAGESPEED_KERNEL_UTIL_BROTLI_INFLATER_H_
#define PAGESPEED_KERNEL_UTIL_BROTLI_INFLATER_H_

#include <memory>

#include "pagespeed/kernel/base/basictypes.h"
#include "pagespeed/kernel/base/string_util.h"

struct BrotliDecoderStateStruct;

namespace net_instaweb {

class Writer;
class MessageHandler;

class BrotliInflater {
 public:
  BrotliInflater();
  ~BrotliInflater();

  static bool Compress(StringPiece in, MessageHandler* handler, Writer* writer);
  static bool Compress(StringPiece in, int compression_level,
                       MessageHandler* handler, Writer* writer);

  static bool Decompress(StringPiece in, MessageHandler* handler,
                         Writer* writer);
  bool DecompressHelper(StringPiece in, MessageHandler* handler,
                        Writer* writer);


 private:
  void ResetState();

  bool state_used_;
  std::unique_ptr<BrotliDecoderStateStruct, void(*)(BrotliDecoderStateStruct*)>
      brotli_state_;

  
};

}  

#endif