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// 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.
#ifndef QUICHE_HTTP2_DECODER_PAYLOAD_DECODERS_PRIORITY_PAYLOAD_DECODER_H_
#define QUICHE_HTTP2_DECODER_PAYLOAD_DECODERS_PRIORITY_PAYLOAD_DECODER_H_
// Decodes the payload of a PRIORITY frame.
#include "quiche/http2/decoder/decode_buffer.h"
#include "quiche/http2/decoder/decode_status.h"
#include "quiche/http2/decoder/frame_decoder_state.h"
#include "quiche/http2/http2_structures.h"
#include "quiche/common/platform/api/quiche_export.h"
namespace http2 {
namespace test {
class PriorityPayloadDecoderPeer;
} // namespace test
class QUICHE_EXPORT_PRIVATE PriorityPayloadDecoder {
public:
// Starts the decoding of a PRIORITY 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 PRIORITY frame that has been split across decode
// buffers.
DecodeStatus ResumeDecodingPayload(FrameDecoderState* state,
DecodeBuffer* db);
private:
friend class test::PriorityPayloadDecoderPeer;
// Determines whether to report the PRIORITY to the listener, wait for more
// input, or to report a Frame Size Error.
DecodeStatus HandleStatus(FrameDecoderState* state, DecodeStatus status);
Http2PriorityFields priority_fields_;
};
} // namespace http2
#endif // QUICHE_HTTP2_DECODER_PAYLOAD_DECODERS_PRIORITY_PAYLOAD_DECODER_H_