blob: 89fe4179c3c9a40358889f2e96a3ba73d15226b6 [file] [log] [blame]
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Decodes the payload of a DATA frame.
#include "http2/decoder/decode_buffer.h"
#include "http2/decoder/decode_status.h"
#include "http2/decoder/frame_decoder_state.h"
#include "common/platform/api/quiche_export.h"
namespace http2 {
namespace test {
class DataPayloadDecoderPeer;
} // namespace test
class QUICHE_EXPORT_PRIVATE DataPayloadDecoder {
// States during decoding of a DATA frame.
enum class PayloadState {
// The frame is padded and we need to read the PAD_LENGTH field (1 byte),
// and then call OnPadLength
// Report the non-padding portion of the payload to the listener's
// OnDataPayload method.
// The decoder has finished with the non-padding portion of the payload,
// and is now ready to skip the trailing padding, if the frame has any.
// Starts decoding a DATA frame's payload, and completes it if
// the entire payload is in the provided decode buffer.
DecodeStatus StartDecodingPayload(FrameDecoderState* state, DecodeBuffer* db);
// Resumes decoding a DATA frame's payload that has been split across
// decode buffers.
DecodeStatus ResumeDecodingPayload(FrameDecoderState* state,
DecodeBuffer* db);
friend class test::DataPayloadDecoderPeer;
PayloadState payload_state_;
} // namespace http2