Index: net/http2/decoder/payload_decoders/unknown_payload_decoder.cc |
diff --git a/net/http2/decoder/payload_decoders/unknown_payload_decoder.cc b/net/http2/decoder/payload_decoders/unknown_payload_decoder.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..ec020c1617ab17f8ae43667b44598f51c780a783 |
--- /dev/null |
+++ b/net/http2/decoder/payload_decoders/unknown_payload_decoder.cc |
@@ -0,0 +1,55 @@ |
+// 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/unknown_payload_decoder.h" |
+ |
+#include <stddef.h> |
+ |
+#include "base/logging.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" |
+ |
+namespace net { |
+ |
+DecodeStatus UnknownPayloadDecoder::StartDecodingPayload( |
+ FrameDecoderState* state, |
+ DecodeBuffer* db) { |
+ const Http2FrameHeader& frame_header = state->frame_header(); |
+ |
+ DVLOG(2) << "UnknownPayloadDecoder::StartDecodingPayload: " << frame_header; |
+ DCHECK(!IsSupportedHttp2FrameType(frame_header.type)) << frame_header; |
+ DCHECK_LE(db->Remaining(), frame_header.payload_length); |
+ |
+ state->InitializeRemainders(); |
+ state->listener()->OnUnknownStart(frame_header); |
+ return ResumeDecodingPayload(state, db); |
+} |
+ |
+DecodeStatus UnknownPayloadDecoder::ResumeDecodingPayload( |
+ FrameDecoderState* state, |
+ DecodeBuffer* db) { |
+ DVLOG(2) << "UnknownPayloadDecoder::ResumeDecodingPayload " |
+ << "remaining_payload=" << state->remaining_payload() |
+ << "; db->Remaining=" << db->Remaining(); |
+ DCHECK(!IsSupportedHttp2FrameType(state->frame_header().type)) |
+ << state->frame_header(); |
+ DCHECK_LE(state->remaining_payload(), state->frame_header().payload_length); |
+ DCHECK_LE(db->Remaining(), state->remaining_payload()); |
+ |
+ size_t avail = db->Remaining(); |
+ if (avail > 0) { |
+ state->listener()->OnUnknownPayload(db->cursor(), avail); |
+ db->AdvanceCursor(avail); |
+ state->ConsumePayload(avail); |
+ } |
+ if (state->remaining_payload() == 0) { |
+ state->listener()->OnUnknownEnd(); |
+ return DecodeStatus::kDecodeDone; |
+ } |
+ return DecodeStatus::kDecodeInProgress; |
+} |
+ |
+} // namespace net |