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Diffstat (limited to 'net/quic/crypto/crypto_framer.h')
-rw-r--r-- | net/quic/crypto/crypto_framer.h | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/net/quic/crypto/crypto_framer.h b/net/quic/crypto/crypto_framer.h deleted file mode 100644 index e52b264..0000000 --- a/net/quic/crypto/crypto_framer.h +++ /dev/null @@ -1,106 +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 <map> -#include <vector> - -#include "base/basictypes.h" -#include "base/logging.h" -#include "base/memory/scoped_ptr.h" -#include "base/string_piece.h" -#include "net/base/net_export.h" -#include "net/quic/crypto/crypto_protocol.h" -#include "net/quic/quic_protocol.h" - -namespace net { - -class CryptoFramer; -class QuicDataReader; -class QuicData; - -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 message that are exchanged in a QUIC session. -class NET_EXPORT_PRIVATE CryptoFramer { - public: - CryptoFramer(); - - virtual ~CryptoFramer(); - - // Set callbacks to be called from the framer. A visitor must be set, or - // else the framer will likely 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_; - } - - // Processes input data, which must be delievered in order. Returns - // false if there was an error, and true otherwise. - bool ProcessInput(base::StringPiece input); - - // Serializes |message| into |packet|. Returns false if there was an - // error, and true otherwise. - bool ConstructHandshakeMessage(const CryptoHandshakeMessage& message, - QuicData** packet); - - private: - // Clears per-message state. Does not clear the visitor. - void Clear(); - - void set_error(QuicErrorCode error) { - error_ = error; - } - - enum CryptoFramerState { - STATE_READING_TAG, - STATE_READING_NUM_ENTRIES, - STATE_READING_KEY_TAGS, - STATE_READING_LENGTHS, - STATE_READING_VALUES - }; - - // Visitor to send invoke when messages are parsed. - CryptoFramerVisitorInterface* visitor_; - // Last error. - QuicErrorCode error_; - // Remaining unparsed data. - std::string buffer_; - // Current state of the parsing. - CryptoFramerState state_; - // Tag of the message currently being parsed. - CryptoTag message_tag_; - // Number of entires in the message currently being parsed. - uint16 num_entries_; - // Vector of tags in the message currently being parsed. - std::vector<CryptoTag> tags_; - // Length of the data associated with each tag in the message currently - // being parsed. - std::map<CryptoTag, size_t> tag_length_map_; - // Length of the data associated with each tag in the message currently - // being parsed. - CryptoTagValueMap tag_value_map_; - // Cumulative length of all values in the message currently being parsed. - size_t values_len_; -}; - -} // namespace net - -#endif // NET_QUIC_CRYPTO_CRYPTO_FRAMER_H_ |