Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(153)

Unified Diff: net/http2/decoder/payload_decoders/goaway_payload_decoder.h

Issue 2293613002: Add new HTTP/2 and HPACK decoder in net/http2/. (Closed)
Patch Set: Replace LOG(INFO) by VLOG(2) in DecodeBufferTest.SlowDecodeTestStruct so that trybots do not fail. Created 4 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: net/http2/decoder/payload_decoders/goaway_payload_decoder.h
diff --git a/net/http2/decoder/payload_decoders/goaway_payload_decoder.h b/net/http2/decoder/payload_decoders/goaway_payload_decoder.h
new file mode 100644
index 0000000000000000000000000000000000000000..5aefc6ce6e74265b88a51f8fb52336f23a0f3d4d
--- /dev/null
+++ b/net/http2/decoder/payload_decoders/goaway_payload_decoder.h
@@ -0,0 +1,66 @@
+// 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 NET_HTTP2_DECODER_PAYLOAD_DECODERS_GOAWAY_PAYLOAD_DECODER_H_
+#define NET_HTTP2_DECODER_PAYLOAD_DECODERS_GOAWAY_PAYLOAD_DECODER_H_
+
+// Decodes the payload of a GOAWAY frame.
+
+// TODO(jamessynge): Sweep through all payload decoders, changing the names of
+// the PayloadState enums so that they are really states, and not actions.
+
+#include "net/base/net_export.h"
+#include "net/http2/decoder/decode_buffer.h"
+#include "net/http2/decoder/decode_status.h"
+#include "net/http2/decoder/frame_decoder_state.h"
+#include "net/http2/http2_structures.h"
+
+namespace net {
+namespace test {
+class GoAwayPayloadDecoderPeer;
+} // namespace test
+
+class NET_EXPORT_PRIVATE GoAwayPayloadDecoder {
+ public:
+ // States during decoding of a GOAWAY frame.
+ enum class PayloadState {
+ // At the start of the GOAWAY frame payload, ready to start decoding the
+ // fixed size fields into goaway_fields_.
+ kStartDecodingFixedFields,
+
+ // Handle the DecodeStatus returned from starting or resuming the
+ // decoding of Http2GoAwayFields into goaway_fields_. If complete,
+ // calls OnGoAwayStart.
+ kHandleFixedFieldsStatus,
+
+ // Report the Opaque Data portion of the payload to the listener's
+ // OnGoAwayOpaqueData method, and call OnGoAwayEnd when the end of the
+ // payload is reached.
+ kReadOpaqueData,
+
+ // The fixed size fields weren't all available when the decoder first
+ // tried to decode them (state kStartDecodingFixedFields); this state
+ // resumes the decoding when ResumeDecodingPayload is called later.
+ kResumeDecodingFixedFields,
+ };
+
+ // Starts the decoding of a GOAWAY 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 GOAWAY frame's payload that has been split across
+ // decode buffers.
+ DecodeStatus ResumeDecodingPayload(FrameDecoderState* state,
+ DecodeBuffer* db);
+
+ private:
+ friend class test::GoAwayPayloadDecoderPeer;
+
+ Http2GoAwayFields goaway_fields_;
+ PayloadState payload_state_;
+};
+
+} // namespace net
+
+#endif // NET_HTTP2_DECODER_PAYLOAD_DECODERS_GOAWAY_PAYLOAD_DECODER_H_

Powered by Google App Engine
This is Rietveld 408576698