Index: net/http2/decoder/payload_decoders/ping_payload_decoder.cc |
diff --git a/net/http2/decoder/payload_decoders/ping_payload_decoder.cc b/net/http2/decoder/payload_decoders/ping_payload_decoder.cc |
deleted file mode 100644 |
index abe43d0a6a2d633afdaabd0523ee3b1f80e30202..0000000000000000000000000000000000000000 |
--- a/net/http2/decoder/payload_decoders/ping_payload_decoder.cc |
+++ /dev/null |
@@ -1,89 +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/ping_payload_decoder.h" |
- |
-#include "base/logging.h" |
-#include "net/http2/decoder/http2_frame_decoder_listener.h" |
-#include "net/http2/http2_constants.h" |
- |
-namespace net { |
-namespace { |
-constexpr auto kOpaqueSize = Http2PingFields::EncodedSize(); |
-} |
- |
-DecodeStatus PingPayloadDecoder::StartDecodingPayload(FrameDecoderState* state, |
- DecodeBuffer* db) { |
- const Http2FrameHeader& frame_header = state->frame_header(); |
- const uint32_t total_length = frame_header.payload_length; |
- |
- DVLOG(2) << "PingPayloadDecoder::StartDecodingPayload: " << frame_header; |
- DCHECK_EQ(Http2FrameType::PING, frame_header.type); |
- DCHECK_LE(db->Remaining(), total_length); |
- DCHECK_EQ(0, frame_header.flags & ~(Http2FrameFlag::FLAG_ACK)); |
- |
- // Is the payload entirely in the decode buffer and is it the correct size? |
- // Given the size of the header and payload (17 bytes total), this is most |
- // likely the case the vast majority of the time. |
- if (db->Remaining() == kOpaqueSize && total_length == kOpaqueSize) { |
- // Special case this situation as it allows us to avoid any copying; |
- // the other path makes two copies, first into the buffer in |
- // Http2StructureDecoder as it accumulates the 8 bytes of opaque data, |
- // and a second copy into the Http2PingFields member of in this class. |
- // This supports the claim that this decoder is (mostly) non-buffering. |
- static_assert(sizeof(Http2PingFields) == kOpaqueSize, |
- "If not, then can't enter this block!"); |
- auto ping = reinterpret_cast<const Http2PingFields*>(db->cursor()); |
- if (frame_header.IsAck()) { |
- state->listener()->OnPingAck(frame_header, *ping); |
- } else { |
- state->listener()->OnPing(frame_header, *ping); |
- } |
- db->AdvanceCursor(kOpaqueSize); |
- return DecodeStatus::kDecodeDone; |
- } |
- state->InitializeRemainders(); |
- return HandleStatus( |
- state, state->StartDecodingStructureInPayload(&ping_fields_, db)); |
-} |
- |
-DecodeStatus PingPayloadDecoder::ResumeDecodingPayload(FrameDecoderState* state, |
- DecodeBuffer* db) { |
- DVLOG(2) << "ResumeDecodingPayload: remaining_payload=" |
- << state->remaining_payload(); |
- DCHECK_EQ(Http2FrameType::PING, state->frame_header().type); |
- DCHECK_LE(db->Remaining(), state->frame_header().payload_length); |
- return HandleStatus( |
- state, state->ResumeDecodingStructureInPayload(&ping_fields_, db)); |
-} |
- |
-DecodeStatus PingPayloadDecoder::HandleStatus(FrameDecoderState* state, |
- DecodeStatus status) { |
- DVLOG(2) << "HandleStatus: status=" << status |
- << "; remaining_payload=" << state->remaining_payload(); |
- if (status == DecodeStatus::kDecodeDone) { |
- if (state->remaining_payload() == 0) { |
- const Http2FrameHeader& frame_header = state->frame_header(); |
- if (frame_header.IsAck()) { |
- state->listener()->OnPingAck(frame_header, ping_fields_); |
- } else { |
- state->listener()->OnPing(frame_header, ping_fields_); |
- } |
- return DecodeStatus::kDecodeDone; |
- } |
- // Payload is too long. |
- return state->ReportFrameSizeError(); |
- } |
- // Not done decoding the structure. Either we've got more payload to decode, |
- // or we've run out because the payload is too short. |
- DCHECK( |
- (status == DecodeStatus::kDecodeInProgress && |
- state->remaining_payload() > 0) || |
- (status == DecodeStatus::kDecodeError && state->remaining_payload() == 0)) |
- << "\n status=" << status |
- << "; remaining_payload=" << state->remaining_payload(); |
- return status; |
-} |
- |
-} // namespace net |