Index: net/http2/decoder/payload_decoders/data_payload_decoder.cc |
diff --git a/net/http2/decoder/payload_decoders/data_payload_decoder.cc b/net/http2/decoder/payload_decoders/data_payload_decoder.cc |
deleted file mode 100644 |
index 60b8a714f1996f31755c0c0db548e8aa1fe0c274..0000000000000000000000000000000000000000 |
--- a/net/http2/decoder/payload_decoders/data_payload_decoder.cc |
+++ /dev/null |
@@ -1,123 +0,0 @@ |
-// 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. |
- |
-#include "net/http2/decoder/payload_decoders/data_payload_decoder.h" |
- |
-#include <stddef.h> |
- |
-#include "base/logging.h" |
-#include "base/macros.h" |
-#include "net/http2/decoder/decode_buffer.h" |
-#include "net/http2/decoder/http2_frame_decoder_listener.h" |
-#include "net/http2/http2_constants.h" |
-#include "net/http2/http2_structures.h" |
-#include "net/http2/tools/http2_bug_tracker.h" |
- |
-namespace net { |
- |
-std::ostream& operator<<(std::ostream& out, |
- DataPayloadDecoder::PayloadState v) { |
- switch (v) { |
- case DataPayloadDecoder::PayloadState::kReadPadLength: |
- return out << "kReadPadLength"; |
- case DataPayloadDecoder::PayloadState::kReadPayload: |
- return out << "kReadPayload"; |
- case DataPayloadDecoder::PayloadState::kSkipPadding: |
- return out << "kSkipPadding"; |
- } |
- return out << static_cast<int>(v); |
-} |
- |
-DecodeStatus DataPayloadDecoder::StartDecodingPayload(FrameDecoderState* state, |
- DecodeBuffer* db) { |
- const Http2FrameHeader& frame_header = state->frame_header(); |
- const uint32_t total_length = frame_header.payload_length; |
- |
- DVLOG(2) << "DataPayloadDecoder::StartDecodingPayload: " << frame_header; |
- DCHECK_EQ(Http2FrameType::DATA, frame_header.type); |
- DCHECK_LE(db->Remaining(), total_length); |
- DCHECK_EQ( |
- 0, frame_header.flags & |
- ~(Http2FrameFlag::FLAG_END_STREAM | Http2FrameFlag::FLAG_PADDED)); |
- |
- // Special case for the hoped for common case: unpadded and fits fully into |
- // the decode buffer. TO BE SEEN if that is true. It certainly requires that |
- // the transport buffers be large (e.g. >> 16KB typically). |
- // TODO(jamessynge) Add counters. |
- DVLOG(2) << "StartDecodingPayload total_length=" << total_length; |
- if (!frame_header.IsPadded()) { |
- DVLOG(2) << "StartDecodingPayload !IsPadded"; |
- if (db->Remaining() == total_length) { |
- DVLOG(2) << "StartDecodingPayload all present"; |
- // Note that we don't cache the listener field so that the callee can |
- // replace it if the frame is bad. |
- // If this case is common enough, consider combining the 3 callbacks |
- // into one. |
- state->listener()->OnDataStart(frame_header); |
- if (total_length > 0) { |
- state->listener()->OnDataPayload(db->cursor(), total_length); |
- db->AdvanceCursor(total_length); |
- } |
- state->listener()->OnDataEnd(); |
- return DecodeStatus::kDecodeDone; |
- } |
- payload_state_ = PayloadState::kReadPayload; |
- } else { |
- payload_state_ = PayloadState::kReadPadLength; |
- } |
- state->InitializeRemainders(); |
- state->listener()->OnDataStart(frame_header); |
- return ResumeDecodingPayload(state, db); |
-} |
- |
-DecodeStatus DataPayloadDecoder::ResumeDecodingPayload(FrameDecoderState* state, |
- DecodeBuffer* db) { |
- DVLOG(2) << "DataPayloadDecoder::ResumeDecodingPayload payload_state_=" |
- << payload_state_; |
- const Http2FrameHeader& frame_header = state->frame_header(); |
- DCHECK_EQ(Http2FrameType::DATA, frame_header.type); |
- DCHECK_LE(state->remaining_payload_and_padding(), |
- frame_header.payload_length); |
- DCHECK_LE(db->Remaining(), state->remaining_payload_and_padding()); |
- DecodeStatus status; |
- size_t avail; |
- switch (payload_state_) { |
- case PayloadState::kReadPadLength: |
- // ReadPadLength handles the OnPadLength callback, and updating the |
- // remaining_payload and remaining_padding fields. If the amount of |
- // padding is too large to fit in the frame's payload, ReadPadLength |
- // instead calls OnPaddingTooLong and returns kDecodeError. |
- status = state->ReadPadLength(db, /*report_pad_length*/ true); |
- if (status != DecodeStatus::kDecodeDone) { |
- return status; |
- } |
- // FALLTHROUGH_INTENDED |
- |
- case PayloadState::kReadPayload: |
- avail = state->AvailablePayload(db); |
- if (avail > 0) { |
- state->listener()->OnDataPayload(db->cursor(), avail); |
- db->AdvanceCursor(avail); |
- state->ConsumePayload(avail); |
- } |
- if (state->remaining_payload() > 0) { |
- payload_state_ = PayloadState::kReadPayload; |
- return DecodeStatus::kDecodeInProgress; |
- } |
- // FALLTHROUGH_INTENDED |
- |
- case PayloadState::kSkipPadding: |
- // SkipPadding handles the OnPadding callback. |
- if (state->SkipPadding(db)) { |
- state->listener()->OnDataEnd(); |
- return DecodeStatus::kDecodeDone; |
- } |
- payload_state_ = PayloadState::kSkipPadding; |
- return DecodeStatus::kDecodeInProgress; |
- } |
- HTTP2_BUG << "PayloadState: " << payload_state_; |
- return DecodeStatus::kDecodeError; |
-} |
- |
-} // namespace net |