| Index: net/quic/quic_fec_group.h
|
| diff --git a/net/quic/quic_fec_group.h b/net/quic/quic_fec_group.h
|
| deleted file mode 100644
|
| index 718d09f83ad6a1008d9061e35bc815ba9fdebb0c..0000000000000000000000000000000000000000
|
| --- a/net/quic/quic_fec_group.h
|
| +++ /dev/null
|
| @@ -1,101 +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.
|
| -//
|
| -// Tracks information about an FEC group, including the packets
|
| -// that have been seen, and the running parity. Provided the ability
|
| -// to revive a dropped packet.
|
| -
|
| -#ifndef NET_QUIC_QUIC_FEC_GROUP_H_
|
| -#define NET_QUIC_QUIC_FEC_GROUP_H_
|
| -
|
| -#include "base/strings/string_piece.h"
|
| -#include "net/quic/quic_protocol.h"
|
| -
|
| -namespace net {
|
| -
|
| -class NET_EXPORT_PRIVATE QuicFecGroup {
|
| - public:
|
| - QuicFecGroup();
|
| - ~QuicFecGroup();
|
| -
|
| - // Updates the FEC group based on the delivery of a data packet decrypted at
|
| - // |encryption_level|. Returns false if this packet has already been seen,
|
| - // true otherwise.
|
| - bool Update(EncryptionLevel encryption_level,
|
| - const QuicPacketHeader& header,
|
| - base::StringPiece decrypted_payload);
|
| -
|
| - // Updates the FEC group based on the delivery of an FEC packet decrypted at
|
| - // |encryption_level|. Returns false if this packet has already been seen or
|
| - // if it does not claim to protect all the packets previously seen in this
|
| - // group.
|
| - bool UpdateFec(EncryptionLevel encryption_level,
|
| - QuicPacketSequenceNumber fec_packet_sequence_number,
|
| - const QuicFecData& fec);
|
| -
|
| - // Returns true if a packet can be revived from this FEC group.
|
| - bool CanRevive() const;
|
| -
|
| - // Returns true if all packets (FEC and data) from this FEC group have been
|
| - // seen or revived
|
| - bool IsFinished() const;
|
| -
|
| - // Revives the missing packet from this FEC group. This may return a packet
|
| - // that is null padded to a greater length than the original packet, but
|
| - // the framer will handle it correctly. Returns the length of the data
|
| - // written to |decrypted_payload|, or 0 if the packet could not be revived.
|
| - size_t Revive(QuicPacketHeader* header,
|
| - char* decrypted_payload,
|
| - size_t decrypted_payload_len);
|
| -
|
| - // Returns true of this FEC group protects any packets with sequence
|
| - // numbers less than |num|.
|
| - bool ProtectsPacketsBefore(QuicPacketSequenceNumber num) const;
|
| -
|
| - const base::StringPiece payload_parity() const {
|
| - return base::StringPiece(payload_parity_, payload_parity_len_);
|
| - }
|
| -
|
| - QuicPacketSequenceNumber min_protected_packet() const {
|
| - return min_protected_packet_;
|
| - }
|
| -
|
| - size_t NumReceivedPackets() const {
|
| - return received_packets_.size();
|
| - }
|
| -
|
| - // Returns the effective encryption level of the FEC group.
|
| - EncryptionLevel effective_encryption_level() const {
|
| - return effective_encryption_level_;
|
| - }
|
| -
|
| - private:
|
| - bool UpdateParity(base::StringPiece payload);
|
| - // Returns the number of missing packets, or size_t max if the number
|
| - // of missing packets is not known.
|
| - size_t NumMissingPackets() const;
|
| -
|
| - // Set of packets that we have recevied.
|
| - SequenceNumberSet received_packets_;
|
| - // Sequence number of the first protected packet in this group (the one
|
| - // with the lowest packet sequence number). Will only be set once the FEC
|
| - // packet has been seen.
|
| - QuicPacketSequenceNumber min_protected_packet_;
|
| - // Sequence number of the last protected packet in this group (the one
|
| - // with the highest packet sequence number). Will only be set once the FEC
|
| - // packet has been seen.
|
| - QuicPacketSequenceNumber max_protected_packet_;
|
| - // The cumulative parity calculation of all received packets.
|
| - char payload_parity_[kMaxPacketSize];
|
| - size_t payload_parity_len_;
|
| - // The effective encryption level, which is the lowest encryption level of
|
| - // the data and FEC in the group.
|
| - EncryptionLevel effective_encryption_level_;
|
| -
|
| - DISALLOW_COPY_AND_ASSIGN(QuicFecGroup);
|
| -};
|
| -
|
| -} // namespace net
|
| -
|
| -#endif // NET_QUIC_QUIC_FEC_GROUP_H_
|
|
|