nsHttpChunkedDecoder.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef nsHttpChunkedDecoder_h__

#define nsHttpChunkedDecoder_h__

#include "nsError.h"

#include "nsString.h"

#include "nsHttpHeaderArray.h"

namespace mozilla {

namespace net {

class nsHttpChunkedDecoder {

 public:

  nsHttpChunkedDecoder() = default;

  ~nsHttpChunkedDecoder() = default;

  bool ReachedEOF() { return mReachedEOF; }

  // called by the transaction to handle chunked content.

  [[nodiscard]] nsresult HandleChunkedContent(char* buf, uint32_t count,

                                              uint32_t* contentRead,

                                              uint32_t* contentRemaining);

  nsHttpHeaderArray* Trailers() { return mTrailers.get(); }

  UniquePtr<nsHttpHeaderArray> TakeTrailers() { return std::move(mTrailers); }

  // How mush data is still missing(needs to arrive) from the current chunk.

  uint32_t GetChunkRemaining() { return mChunkRemaining; }

 private:

  [[nodiscard]] nsresult ParseChunkRemaining(char* buf, uint32_t count,

                                             uint32_t* bytesConsumed);

 private:

  UniquePtr<nsHttpHeaderArray> mTrailers;

  uint32_t mChunkRemaining{0};

  nsCString mLineBuf;  // may hold a partial line

  bool mReachedEOF{false};

  bool mWaitEOF{false};

};

}  // namespace net

}  // namespace mozilla

#endif