Index: net/quic/crypto/crypto_framer.h |
diff --git a/net/quic/crypto/crypto_framer.h b/net/quic/crypto/crypto_framer.h |
deleted file mode 100644 |
index 150b05a0c78c1a8722b96d8a105d3ae45359680d..0000000000000000000000000000000000000000 |
--- a/net/quic/crypto/crypto_framer.h |
+++ /dev/null |
@@ -1,118 +0,0 @@ |
-// Copyright (c) 2012 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_QUIC_CRYPTO_CRYPTO_FRAMER_H_ |
-#define NET_QUIC_CRYPTO_CRYPTO_FRAMER_H_ |
- |
-#include <stddef.h> |
-#include <stdint.h> |
- |
-#include <utility> |
-#include <vector> |
- |
-#include "base/logging.h" |
-#include "base/strings/string_piece.h" |
-#include "net/base/net_export.h" |
-#include "net/quic/crypto/crypto_handshake_message.h" |
-#include "net/quic/quic_protocol.h" |
- |
-namespace net { |
- |
-class CryptoFramer; |
-class QuicData; |
-class QuicDataReader; |
-class QuicDataWriter; |
- |
-class NET_EXPORT_PRIVATE CryptoFramerVisitorInterface { |
- public: |
- virtual ~CryptoFramerVisitorInterface() {} |
- |
- // Called if an error is detected. |
- virtual void OnError(CryptoFramer* framer) = 0; |
- |
- // Called when a complete handshake message has been parsed. |
- virtual void OnHandshakeMessage(const CryptoHandshakeMessage& message) = 0; |
-}; |
- |
-// A class for framing the crypto messages that are exchanged in a QUIC |
-// session. |
-class NET_EXPORT_PRIVATE CryptoFramer { |
- public: |
- CryptoFramer(); |
- |
- virtual ~CryptoFramer(); |
- |
- // ParseMessage parses exactly one message from the given StringPiece. If |
- // there is an error, the message is truncated, or the message has trailing |
- // garbage then nullptr will be returned. |
- static CryptoHandshakeMessage* ParseMessage(base::StringPiece in); |
- |
- // Set callbacks to be called from the framer. A visitor must be set, or |
- // else the framer will crash. It is acceptable for the visitor to do |
- // nothing. If this is called multiple times, only the last visitor |
- // will be used. |visitor| will be owned by the framer. |
- void set_visitor(CryptoFramerVisitorInterface* visitor) { |
- visitor_ = visitor; |
- } |
- |
- QuicErrorCode error() const { return error_; } |
- const std::string& error_detail() const { return error_detail_; } |
- |
- // Processes input data, which must be delivered in order. Returns |
- // false if there was an error, and true otherwise. |
- bool ProcessInput(base::StringPiece input); |
- |
- // Returns the number of bytes of buffered input data remaining to be |
- // parsed. |
- size_t InputBytesRemaining() const { return buffer_.length(); } |
- |
- // Returns a new QuicData owned by the caller that contains a serialized |
- // |message|, or nullptr if there was an error. |
- static QuicData* ConstructHandshakeMessage( |
- const CryptoHandshakeMessage& message); |
- |
- private: |
- // Clears per-message state. Does not clear the visitor. |
- void Clear(); |
- |
- // Process does does the work of |ProcessInput|, but returns an error code, |
- // doesn't set error_ and doesn't call |visitor_->OnError()|. |
- QuicErrorCode Process(base::StringPiece input); |
- |
- static bool WritePadTag(QuicDataWriter* writer, |
- size_t pad_length, |
- uint32_t* end_offset); |
- |
- // Represents the current state of the parsing state machine. |
- enum CryptoFramerState { |
- STATE_READING_TAG, |
- STATE_READING_NUM_ENTRIES, |
- STATE_READING_TAGS_AND_LENGTHS, |
- STATE_READING_VALUES |
- }; |
- |
- // Visitor to invoke when messages are parsed. |
- CryptoFramerVisitorInterface* visitor_; |
- // Last error. |
- QuicErrorCode error_; |
- // Remaining unparsed data. |
- std::string buffer_; |
- // Current state of the parsing. |
- CryptoFramerState state_; |
- // The message currently being parsed. |
- CryptoHandshakeMessage message_; |
- // The issue which caused |error_| |
- std::string error_detail_; |
- // Number of entires in the message currently being parsed. |
- uint16_t num_entries_; |
- // tags_and_lengths_ contains the tags that are currently being parsed and |
- // their lengths. |
- std::vector<std::pair<QuicTag, size_t>> tags_and_lengths_; |
- // Cumulative length of all values in the message currently being parsed. |
- size_t values_len_; |
-}; |
- |
-} // namespace net |
- |
-#endif // NET_QUIC_CRYPTO_CRYPTO_FRAMER_H_ |