1c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Copyright (c) 2013 The Chromium Authors. All rights reserved. 2c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 3c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// found in the LICENSE file. 4c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 5c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "net/quic/quic_config.h" 6c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include <algorithm> 890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)#include "base/logging.h" 105d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "net/quic/crypto/crypto_handshake_message.h" 115d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "net/quic/crypto/crypto_protocol.h" 12e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch#include "net/quic/quic_flags.h" 135d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "net/quic/quic_utils.h" 1490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 15a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)using std::min; 16c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)using std::string; 17c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 18c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)namespace net { 19c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 20a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// Reads the value corresponding to |name_| from |msg| into |out|. If the 21a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// |name_| is absent in |msg| and |presence| is set to OPTIONAL |out| is set 22a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// to |default_value|. 23a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicErrorCode ReadUint32(const CryptoHandshakeMessage& msg, 24a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) QuicTag tag, 25a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) QuicConfigPresence presence, 26a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) uint32 default_value, 27a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) uint32* out, 28a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) string* error_details) { 29a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DCHECK(error_details != NULL); 30a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) QuicErrorCode error = msg.GetUint32(tag, out); 31a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) switch (error) { 32a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: 33a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (presence == PRESENCE_REQUIRED) { 34a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) *error_details = "Missing " + QuicUtils::TagToString(tag); 35a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) break; 36a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 37a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) error = QUIC_NO_ERROR; 38a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) *out = default_value; 39a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) break; 40a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) case QUIC_NO_ERROR: 41a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) break; 42a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) default: 43a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) *error_details = "Bad " + QuicUtils::TagToString(tag); 44a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) break; 45a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 46a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return error; 47a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 48a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 49a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 50a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicConfigValue::QuicConfigValue(QuicTag tag, 51a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) QuicConfigPresence presence) 5290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) : tag_(tag), 53a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) presence_(presence) { 54a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 55a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicConfigValue::~QuicConfigValue() {} 56a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 57a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicNegotiableValue::QuicNegotiableValue(QuicTag tag, 58a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) QuicConfigPresence presence) 59a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) : QuicConfigValue(tag, presence), 6090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) negotiated_(false) { 61c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 62a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicNegotiableValue::~QuicNegotiableValue() {} 63c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 64a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicNegotiableUint32::QuicNegotiableUint32(QuicTag tag, 65a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) QuicConfigPresence presence) 660f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) : QuicNegotiableValue(tag, presence), 670f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) max_value_(0), 680f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) default_value_(0) { 69c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 70a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicNegotiableUint32::~QuicNegotiableUint32() {} 71c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 7290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicNegotiableUint32::set(uint32 max, uint32 default_value) { 7390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK_LE(default_value, max); 7490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) max_value_ = max; 7590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) default_value_ = default_value; 76c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 77c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 7890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)uint32 QuicNegotiableUint32::GetUint32() const { 7990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (negotiated_) { 8090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return negotiated_value_; 8190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 8290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return default_value_; 8390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 8490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 8590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicNegotiableUint32::ToHandshakeMessage( 8690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) CryptoHandshakeMessage* out) const { 8790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (negotiated_) { 8890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) out->SetValue(tag_, negotiated_value_); 8990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } else { 9090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) out->SetValue(tag_, max_value_); 9190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 92c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 93c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 940529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicErrorCode QuicNegotiableUint32::ProcessPeerHello( 950529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch const CryptoHandshakeMessage& peer_hello, 960529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch HelloType hello_type, 9790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) string* error_details) { 9890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(!negotiated_); 9990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(error_details != NULL); 10090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) uint32 value; 1010529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch QuicErrorCode error = ReadUint32(peer_hello, 102a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) tag_, 103a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) presence_, 104a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) default_value_, 105a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) &value, 106a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) error_details); 107c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (error != QUIC_NO_ERROR) { 10890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return error; 109c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 1100529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch if (hello_type == SERVER && value > max_value_) { 111f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) *error_details = 112f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) "Invalid value received for " + QuicUtils::TagToString(tag_); 11390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return QUIC_INVALID_NEGOTIATED_VALUE; 114c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 115c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 11690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) negotiated_ = true; 1170529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch negotiated_value_ = min(value, max_value_); 11890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return QUIC_NO_ERROR; 119c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 120c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 121a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicNegotiableTag::QuicNegotiableTag(QuicTag tag, QuicConfigPresence presence) 122f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) : QuicNegotiableValue(tag, presence), 123f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) negotiated_tag_(0), 124f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) default_value_(0) { 12590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 12690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 12790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)QuicNegotiableTag::~QuicNegotiableTag() {} 12890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 12990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicNegotiableTag::set(const QuicTagVector& possible, 13090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) QuicTag default_value) { 13146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) DCHECK(ContainsQuicTag(possible, default_value)); 13290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) possible_values_ = possible; 13390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) default_value_ = default_value; 13490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 13590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 13690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)QuicTag QuicNegotiableTag::GetTag() const { 13790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (negotiated_) { 13890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return negotiated_tag_; 13990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 14090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return default_value_; 141c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 142c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 14390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicNegotiableTag::ToHandshakeMessage(CryptoHandshakeMessage* out) const { 14490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (negotiated_) { 14590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // Because of the way we serialize and parse handshake messages we can 14690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // serialize this as value and still parse it as a vector. 14790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) out->SetValue(tag_, negotiated_tag_); 14890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } else { 14990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) out->SetVector(tag_, possible_values_); 15090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 15190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 15290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 15390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)QuicErrorCode QuicNegotiableTag::ReadVector( 154c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const CryptoHandshakeMessage& msg, 15590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const QuicTag** out, 15690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) size_t* out_length, 157c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) string* error_details) const { 158c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) DCHECK(error_details != NULL); 15990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) QuicErrorCode error = msg.GetTaglist(tag_, out, out_length); 16090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) switch (error) { 16190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: 16290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (presence_ == PRESENCE_REQUIRED) { 16390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) *error_details = "Missing " + QuicUtils::TagToString(tag_); 16490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) break; 16590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 16690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) error = QUIC_NO_ERROR; 16790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) *out_length = 1; 16890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) *out = &default_value_; 169c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 17090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) case QUIC_NO_ERROR: 17190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) break; 17290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) default: 17390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) *error_details = "Bad " + QuicUtils::TagToString(tag_); 17490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) break; 17590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 17690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return error; 17790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 178c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 1790529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicErrorCode QuicNegotiableTag::ProcessPeerHello( 1800529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch const CryptoHandshakeMessage& peer_hello, 1810529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch HelloType hello_type, 18290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) string* error_details) { 18390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(!negotiated_); 18490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(error_details != NULL); 18590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) const QuicTag* received_tags; 18690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) size_t received_tags_length; 1870529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch QuicErrorCode error = ReadVector(peer_hello, &received_tags, 18890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) &received_tags_length, error_details); 189c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (error != QUIC_NO_ERROR) { 190c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return error; 191c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 192c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 1930529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch if (hello_type == SERVER) { 1940529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch if (received_tags_length != 1 || 19546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) !ContainsQuicTag(possible_values_, *received_tags)) { 1960529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch *error_details = "Invalid " + QuicUtils::TagToString(tag_); 1970529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return QUIC_INVALID_NEGOTIATED_VALUE; 1980529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } 1990529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch negotiated_tag_ = *received_tags; 2000529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } else { 2010529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch QuicTag negotiated_tag; 2020529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch if (!QuicUtils::FindMutualTag(possible_values_, 2030529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch received_tags, 2040529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch received_tags_length, 2050529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch QuicUtils::LOCAL_PRIORITY, 2060529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch &negotiated_tag, 2070529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch NULL)) { 2080529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch *error_details = "Unsupported " + QuicUtils::TagToString(tag_); 2090529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return QUIC_CRYPTO_MESSAGE_PARAMETER_NO_OVERLAP; 2100529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } 2110529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch negotiated_tag_ = negotiated_tag; 212c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 213c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 21490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) negotiated_ = true; 21590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return QUIC_NO_ERROR; 21690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 21790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 2180529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicFixedUint32::QuicFixedUint32(QuicTag tag, QuicConfigPresence presence) 2190529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch : QuicConfigValue(tag, presence), 2200529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_send_value_(false), 2210529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_receive_value_(false) { 2220529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2230529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicFixedUint32::~QuicFixedUint32() {} 2240529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2250529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicFixedUint32::HasSendValue() const { 2260529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return has_send_value_; 2270529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2280529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2290529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochuint32 QuicFixedUint32::GetSendValue() const { 230f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) LOG_IF(DFATAL, !has_send_value_) 231f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << "No send value to get for tag:" << QuicUtils::TagToString(tag_); 2320529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return send_value_; 2330529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2340529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2350529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicFixedUint32::SetSendValue(uint32 value) { 2360529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_send_value_ = true; 2370529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch send_value_ = value; 2380529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2390529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2400529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicFixedUint32::HasReceivedValue() const { 2410529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return has_receive_value_; 2420529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2430529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2440529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochuint32 QuicFixedUint32::GetReceivedValue() const { 2450529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch LOG_IF(DFATAL, !has_receive_value_) 246f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << "No receive value to get for tag:" << QuicUtils::TagToString(tag_); 2470529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return receive_value_; 2480529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2490529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2500529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicFixedUint32::SetReceivedValue(uint32 value) { 2510529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_receive_value_ = true; 2520529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch receive_value_ = value; 2530529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2540529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2550529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicFixedUint32::ToHandshakeMessage(CryptoHandshakeMessage* out) const { 2560529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch if (has_send_value_) { 2570529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch out->SetValue(tag_, send_value_); 2580529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } 2590529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 2600529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2610529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicErrorCode QuicFixedUint32::ProcessPeerHello( 2620529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch const CryptoHandshakeMessage& peer_hello, 2630529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch HelloType hello_type, 26490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) string* error_details) { 26590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(error_details != NULL); 2660529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch QuicErrorCode error = peer_hello.GetUint32(tag_, &receive_value_); 2670529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch switch (error) { 2680529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: 26946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (presence_ == PRESENCE_OPTIONAL) { 27046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return QUIC_NO_ERROR; 2710529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } 27246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) *error_details = "Missing " + QuicUtils::TagToString(tag_); 2730529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch break; 2740529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch case QUIC_NO_ERROR: 2750529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_receive_value_ = true; 2760529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch break; 2770529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch default: 2780529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch *error_details = "Bad " + QuicUtils::TagToString(tag_); 2790529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch break; 280c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 2810529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return error; 2820529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 283c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 2840529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicFixedTag::QuicFixedTag(QuicTag name, 2850529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch QuicConfigPresence presence) 2860529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch : QuicConfigValue(name, presence), 2870529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_send_value_(false), 2880529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_receive_value_(false) { 2890529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 290c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 2910529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicFixedTag::~QuicFixedTag() {} 2920529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 2930529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicFixedTag::HasSendValue() const { 2940529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return has_send_value_; 295c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 296c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 2970529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochuint32 QuicFixedTag::GetSendValue() const { 298f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) LOG_IF(DFATAL, !has_send_value_) 299f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << "No send value to get for tag:" << QuicUtils::TagToString(tag_); 3000529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return send_value_; 301a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 302a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3030529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicFixedTag::SetSendValue(uint32 value) { 3040529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_send_value_ = true; 3050529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch send_value_ = value; 306a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 307a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3080529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicFixedTag::HasReceivedValue() const { 3090529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return has_receive_value_; 310a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 311a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3120529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochuint32 QuicFixedTag::GetReceivedValue() const { 3130529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch LOG_IF(DFATAL, !has_receive_value_) 314f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << "No receive value to get for tag:" << QuicUtils::TagToString(tag_); 3150529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return receive_value_; 3160529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 3170529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 3180529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicFixedTag::SetReceivedValue(uint32 value) { 3190529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_receive_value_ = true; 3200529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch receive_value_ = value; 3210529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 3220529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 3230529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicFixedTag::ToHandshakeMessage(CryptoHandshakeMessage* out) const { 3240529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch if (has_send_value_) { 3250529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch out->SetValue(tag_, send_value_); 326a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 327a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 328a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 3290529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicErrorCode QuicFixedTag::ProcessPeerHello( 33046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) const CryptoHandshakeMessage& peer_hello, 3310529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch HelloType hello_type, 332a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) string* error_details) { 333a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DCHECK(error_details != NULL); 33446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) QuicErrorCode error = peer_hello.GetUint32(tag_, &receive_value_); 3350529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch switch (error) { 3360529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: 33746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (presence_ == PRESENCE_OPTIONAL) { 33846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return QUIC_NO_ERROR; 3390529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch } 34046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) *error_details = "Missing " + QuicUtils::TagToString(tag_); 3410529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch break; 3420529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch case QUIC_NO_ERROR: 3430529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch has_receive_value_ = true; 3440529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch break; 3450529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch default: 3460529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch *error_details = "Bad " + QuicUtils::TagToString(tag_); 3470529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch break; 348a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 3490529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return error; 350a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 351a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 35246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)QuicFixedTagVector::QuicFixedTagVector(QuicTag name, 35346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) QuicConfigPresence presence) 35446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) : QuicConfigValue(name, presence), 35546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) has_send_values_(false), 35646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) has_receive_values_(false) { 35746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 35846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 35946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)QuicFixedTagVector::~QuicFixedTagVector() {} 36046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 36146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)bool QuicFixedTagVector::HasSendValues() const { 36246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return has_send_values_; 36346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 36446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 36546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)QuicTagVector QuicFixedTagVector::GetSendValues() const { 366f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) LOG_IF(DFATAL, !has_send_values_) 367f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << "No send values to get for tag:" << QuicUtils::TagToString(tag_); 36846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return send_values_; 36946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 37046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 37146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)void QuicFixedTagVector::SetSendValues(const QuicTagVector& values) { 37246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) has_send_values_ = true; 37346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) send_values_ = values; 37446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 37546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 37646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)bool QuicFixedTagVector::HasReceivedValues() const { 37746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return has_receive_values_; 37846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 37946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 38046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)QuicTagVector QuicFixedTagVector::GetReceivedValues() const { 38146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) LOG_IF(DFATAL, !has_receive_values_) 382f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << "No receive value to get for tag:" << QuicUtils::TagToString(tag_); 38346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return receive_values_; 38446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 38546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 38646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)void QuicFixedTagVector::SetReceivedValues(const QuicTagVector& values) { 38746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) has_receive_values_ = true; 38846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) receive_values_ = values; 38946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 39046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 39146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)void QuicFixedTagVector::ToHandshakeMessage(CryptoHandshakeMessage* out) const { 39246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (has_send_values_) { 39346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) out->SetVector(tag_, send_values_); 39446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) } 39546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 39646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 39746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)QuicErrorCode QuicFixedTagVector::ProcessPeerHello( 39846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) const CryptoHandshakeMessage& peer_hello, 39946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) HelloType hello_type, 40046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) string* error_details) { 40146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) DCHECK(error_details != NULL); 40246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) const QuicTag* received_tags; 40346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) size_t received_tags_length; 40446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) QuicErrorCode error = 40546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) peer_hello.GetTaglist(tag_, &received_tags, &received_tags_length); 40646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) switch (error) { 40746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: 40846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (presence_ == PRESENCE_OPTIONAL) { 40946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return QUIC_NO_ERROR; 41046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) } 41146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) *error_details = "Missing " + QuicUtils::TagToString(tag_); 41246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) break; 41346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) case QUIC_NO_ERROR: 414116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch DVLOG(1) << "Received Connection Option tags from receiver."; 41546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) has_receive_values_ = true; 41646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) for (size_t i = 0; i < received_tags_length; ++i) { 41746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) receive_values_.push_back(received_tags[i]); 41846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) } 41946d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) break; 42046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) default: 42146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) *error_details = "Bad " + QuicUtils::TagToString(tag_); 42246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) break; 42346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) } 42446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return error; 42546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 42646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 427a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)QuicConfig::QuicConfig() 42846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) : congestion_feedback_(kCGST, PRESENCE_REQUIRED), 429116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connection_options_(kCOPT, PRESENCE_OPTIONAL), 430e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch loss_detection_(kLOSS, PRESENCE_OPTIONAL), 431a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) idle_connection_state_lifetime_seconds_(kICSL, PRESENCE_REQUIRED), 432a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) keepalive_timeout_seconds_(kKATO, PRESENCE_OPTIONAL), 433a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) max_streams_per_connection_(kMSPC, PRESENCE_REQUIRED), 434a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) max_time_before_crypto_handshake_(QuicTime::Delta::Zero()), 4350529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch initial_congestion_window_(kSWND, PRESENCE_OPTIONAL), 436a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) initial_round_trip_time_us_(kIRTT, PRESENCE_OPTIONAL), 4375f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) // TODO(rjshade): Make this PRESENCE_REQUIRED when QUIC_VERSION_16 is 4385f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) // retired. 4396d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) initial_flow_control_window_bytes_(kIFCW, PRESENCE_OPTIONAL), 4406d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // TODO(rjshade): Make this PRESENCE_REQUIRED when retiring 4416d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // QUIC_VERSION_19. 4426d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) initial_stream_flow_control_window_bytes_(kSFCW, PRESENCE_OPTIONAL), 4436d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // TODO(rjshade): Make this PRESENCE_REQUIRED when retiring 4446d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // QUIC_VERSION_19. 4456e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) initial_session_flow_control_window_bytes_(kCFCW, PRESENCE_OPTIONAL), 4466e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) socket_receive_buffer_(kSRBF, PRESENCE_OPTIONAL) { 44790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 44890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 44990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)QuicConfig::~QuicConfig() {} 45090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 45146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)void QuicConfig::set_congestion_feedback( 45246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) const QuicTagVector& congestion_feedback, 45346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) QuicTag default_congestion_feedback) { 45446d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) congestion_feedback_.set(congestion_feedback, default_congestion_feedback); 45546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 45646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 45746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)QuicTag QuicConfig::congestion_feedback() const { 45846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return congestion_feedback_.GetTag(); 45990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 46090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 461116680a4aac90f2aa7413d9095a592090648e557Ben Murdochvoid QuicConfig::SetConnectionOptionsToSend( 462116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const QuicTagVector& connection_options) { 463116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connection_options_.SetSendValues(connection_options); 464116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch} 465116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 466116680a4aac90f2aa7413d9095a592090648e557Ben Murdochbool QuicConfig::HasReceivedConnectionOptions() const { 467116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return connection_options_.HasReceivedValues(); 468116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch} 469116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch 470116680a4aac90f2aa7413d9095a592090648e557Ben MurdochQuicTagVector QuicConfig::ReceivedConnectionOptions() const { 471116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return connection_options_.GetReceivedValues(); 47246d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 47346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 474116680a4aac90f2aa7413d9095a592090648e557Ben Murdochbool QuicConfig::HasSendConnectionOptions() const { 475116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return connection_options_.HasSendValues(); 47646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles)} 47746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) 478116680a4aac90f2aa7413d9095a592090648e557Ben MurdochQuicTagVector QuicConfig::SendConnectionOptions() const { 479116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch return connection_options_.GetSendValues(); 48090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 48190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 4820529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicConfig::SetLossDetectionToSend(QuicTag loss_detection) { 4830529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch loss_detection_.SetSendValue(loss_detection); 484e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch} 485e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch 4860529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicConfig::HasReceivedLossDetection() const { 4870529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return loss_detection_.HasReceivedValue(); 4880529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 4890529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 4900529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicTag QuicConfig::ReceivedLossDetection() const { 4910529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return loss_detection_.GetReceivedValue(); 492e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch} 493e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch 49490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicConfig::set_idle_connection_state_lifetime( 49590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) QuicTime::Delta max_idle_connection_state_lifetime, 49690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) QuicTime::Delta default_idle_conection_state_lifetime) { 49790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) idle_connection_state_lifetime_seconds_.set( 49890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) max_idle_connection_state_lifetime.ToSeconds(), 49990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) default_idle_conection_state_lifetime.ToSeconds()); 50090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 50190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 50290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)QuicTime::Delta QuicConfig::idle_connection_state_lifetime() const { 50390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return QuicTime::Delta::FromSeconds( 50490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) idle_connection_state_lifetime_seconds_.GetUint32()); 50590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 50690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 50790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)QuicTime::Delta QuicConfig::keepalive_timeout() const { 50890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return QuicTime::Delta::FromSeconds( 50990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) keepalive_timeout_seconds_.GetUint32()); 51090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 51190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 51290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicConfig::set_max_streams_per_connection(size_t max_streams, 51390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) size_t default_streams) { 51490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) max_streams_per_connection_.set(max_streams, default_streams); 51590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 51690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 51790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)uint32 QuicConfig::max_streams_per_connection() const { 51890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return max_streams_per_connection_.GetUint32(); 51990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 52090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 521868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)void QuicConfig::set_max_time_before_crypto_handshake( 522868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) QuicTime::Delta max_time_before_crypto_handshake) { 523868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) max_time_before_crypto_handshake_ = max_time_before_crypto_handshake; 524868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)} 525868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 526868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)QuicTime::Delta QuicConfig::max_time_before_crypto_handshake() const { 527868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) return max_time_before_crypto_handshake_; 528868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)} 529868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 5300529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicConfig::SetInitialCongestionWindowToSend(size_t initial_window) { 5310529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch initial_congestion_window_.SetSendValue(initial_window); 5320529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 5330529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 5340529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicConfig::HasReceivedInitialCongestionWindow() const { 5350529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return initial_congestion_window_.HasReceivedValue(); 5360529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 5370529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 5380529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochuint32 QuicConfig::ReceivedInitialCongestionWindow() const { 5390529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return initial_congestion_window_.GetReceivedValue(); 5400529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch} 5410529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch 5420529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicConfig::SetInitialRoundTripTimeUsToSend(size_t rtt) { 5430529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch initial_round_trip_time_us_.SetSendValue(rtt); 5440f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles)} 5450f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) 5460529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicConfig::HasReceivedInitialRoundTripTimeUs() const { 5470529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return initial_round_trip_time_us_.HasReceivedValue(); 5480f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles)} 5490f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) 5500529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochuint32 QuicConfig::ReceivedInitialRoundTripTimeUs() const { 5510529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return initial_round_trip_time_us_.GetReceivedValue(); 5520f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles)} 5530f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) 5541320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccibool QuicConfig::HasInitialRoundTripTimeUsToSend() const { 5551320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return initial_round_trip_time_us_.HasSendValue(); 5561320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 5571320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 5581320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucciuint32 QuicConfig::GetInitialRoundTripTimeUsToSend() const { 5591320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return initial_round_trip_time_us_.GetSendValue(); 5601320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 5611320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 5620529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochvoid QuicConfig::SetInitialFlowControlWindowToSend(uint32 window_bytes) { 563f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) if (window_bytes < kDefaultFlowControlSendWindow) { 564f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) LOG(DFATAL) << "Initial flow control receive window (" << window_bytes 565f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << ") cannot be set lower than default (" 566f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) << kDefaultFlowControlSendWindow << ")."; 567f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) window_bytes = kDefaultFlowControlSendWindow; 568f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) } 5690529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch initial_flow_control_window_bytes_.SetSendValue(window_bytes); 5700f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles)} 5710f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) 572f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles)uint32 QuicConfig::GetInitialFlowControlWindowToSend() const { 573f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) return initial_flow_control_window_bytes_.GetSendValue(); 574f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles)} 575f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) 5760529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochbool QuicConfig::HasReceivedInitialFlowControlWindowBytes() const { 577f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) return initial_flow_control_window_bytes_.HasReceivedValue(); 578a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 579a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 5800529e5d033099cbfc42635f6f6183833b09dff6eBen Murdochuint32 QuicConfig::ReceivedInitialFlowControlWindowBytes() const { 5810529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch return initial_flow_control_window_bytes_.GetReceivedValue(); 582a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 583a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 5846d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)void QuicConfig::SetInitialStreamFlowControlWindowToSend(uint32 window_bytes) { 5856d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) if (window_bytes < kDefaultFlowControlSendWindow) { 5866d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) LOG(DFATAL) << "Initial stream flow control receive window (" 5876d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) << window_bytes << ") cannot be set lower than default (" 5886d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) << kDefaultFlowControlSendWindow << ")."; 5896d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) window_bytes = kDefaultFlowControlSendWindow; 5906d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) } 5916d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) initial_stream_flow_control_window_bytes_.SetSendValue(window_bytes); 5926d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 5936d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 5946d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)uint32 QuicConfig::GetInitialStreamFlowControlWindowToSend() const { 5956d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) return initial_stream_flow_control_window_bytes_.GetSendValue(); 5966d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 5976d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 5986d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)bool QuicConfig::HasReceivedInitialStreamFlowControlWindowBytes() const { 5996d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) return initial_stream_flow_control_window_bytes_.HasReceivedValue(); 6006d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 6016d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 6026d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)uint32 QuicConfig::ReceivedInitialStreamFlowControlWindowBytes() const { 6036d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) return initial_stream_flow_control_window_bytes_.GetReceivedValue(); 6046d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 6056d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 6066d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)void QuicConfig::SetInitialSessionFlowControlWindowToSend(uint32 window_bytes) { 6076d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) if (window_bytes < kDefaultFlowControlSendWindow) { 6086d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) LOG(DFATAL) << "Initial session flow control receive window (" 6096d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) << window_bytes << ") cannot be set lower than default (" 6106d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) << kDefaultFlowControlSendWindow << ")."; 6116d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) window_bytes = kDefaultFlowControlSendWindow; 6126d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) } 6136d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) initial_session_flow_control_window_bytes_.SetSendValue(window_bytes); 6146d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 6156d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 6166d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)uint32 QuicConfig::GetInitialSessionFlowControlWindowToSend() const { 6176d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) return initial_session_flow_control_window_bytes_.GetSendValue(); 6186d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 6196d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 6206d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)bool QuicConfig::HasReceivedInitialSessionFlowControlWindowBytes() const { 6216d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) return initial_session_flow_control_window_bytes_.HasReceivedValue(); 6226d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 6236d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 6246d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)uint32 QuicConfig::ReceivedInitialSessionFlowControlWindowBytes() const { 6256d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) return initial_session_flow_control_window_bytes_.GetReceivedValue(); 6266d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 6276d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 6286e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)void QuicConfig::SetSocketReceiveBufferToSend(uint32 tcp_receive_window) { 6296e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) socket_receive_buffer_.SetSendValue(tcp_receive_window); 6306e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)} 6316e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) 6326e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)uint32 QuicConfig::GetSocketReceiveBufferToSend() const { 6336e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) return socket_receive_buffer_.GetSendValue(); 6346e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)} 6356e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) 6366e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)bool QuicConfig::HasReceivedSocketReceiveBuffer() const { 6376e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) return socket_receive_buffer_.HasReceivedValue(); 6386e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)} 6396e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) 6406e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)uint32 QuicConfig::ReceivedSocketReceiveBuffer() const { 6416e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) return socket_receive_buffer_.GetReceivedValue(); 6426e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles)} 6436e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) 64490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)bool QuicConfig::negotiated() { 6450f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) // TODO(ianswett): Add the negotiated parameters once and iterate over all 6460f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) // of them in negotiated, ToHandshakeMessage, ProcessClientHello, and 6470f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) // ProcessServerHello. 64846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) return congestion_feedback_.negotiated() && 64990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) idle_connection_state_lifetime_seconds_.negotiated() && 65090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) keepalive_timeout_seconds_.negotiated() && 6510529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch max_streams_per_connection_.negotiated(); 65290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 65390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 65490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicConfig::SetDefaults() { 65546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) QuicTagVector congestion_feedback; 65646d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) congestion_feedback.push_back(kQBIC); 65746d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) congestion_feedback_.set(congestion_feedback, kQBIC); 6581320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci idle_connection_state_lifetime_seconds_.set(kMaximumIdleTimeoutSecs, 659868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) kDefaultInitialTimeoutSecs); 66090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) // kKATO is optional. Return 0 if not negotiated. 66190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) keepalive_timeout_seconds_.set(0, 0); 6621320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci set_max_streams_per_connection(kDefaultMaxStreamsPerConnection, 6631320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci kDefaultMaxStreamsPerConnection); 664868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) max_time_before_crypto_handshake_ = QuicTime::Delta::FromSeconds( 665868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) kDefaultMaxTimeForCryptoHandshakeSecs); 666f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) 667f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) SetInitialFlowControlWindowToSend(kDefaultFlowControlSendWindow); 6686d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) SetInitialStreamFlowControlWindowToSend(kDefaultFlowControlSendWindow); 6696d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) SetInitialSessionFlowControlWindowToSend(kDefaultFlowControlSendWindow); 67090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 67190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 67290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)void QuicConfig::ToHandshakeMessage(CryptoHandshakeMessage* out) const { 67346d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) congestion_feedback_.ToHandshakeMessage(out); 67490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) idle_connection_state_lifetime_seconds_.ToHandshakeMessage(out); 67590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) keepalive_timeout_seconds_.ToHandshakeMessage(out); 67690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) max_streams_per_connection_.ToHandshakeMessage(out); 6770529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch initial_congestion_window_.ToHandshakeMessage(out); 6780f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) initial_round_trip_time_us_.ToHandshakeMessage(out); 679e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch loss_detection_.ToHandshakeMessage(out); 6800529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch initial_flow_control_window_bytes_.ToHandshakeMessage(out); 6816d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) initial_stream_flow_control_window_bytes_.ToHandshakeMessage(out); 6826d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) initial_session_flow_control_window_bytes_.ToHandshakeMessage(out); 6836e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) socket_receive_buffer_.ToHandshakeMessage(out); 684116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch connection_options_.ToHandshakeMessage(out); 68590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 68690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 6870529e5d033099cbfc42635f6f6183833b09dff6eBen MurdochQuicErrorCode QuicConfig::ProcessPeerHello( 6880529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch const CryptoHandshakeMessage& peer_hello, 6890529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch HelloType hello_type, 69090dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) string* error_details) { 69190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) DCHECK(error_details != NULL); 69290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 69390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) QuicErrorCode error = QUIC_NO_ERROR; 69490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (error == QUIC_NO_ERROR) { 69546d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) error = congestion_feedback_.ProcessPeerHello( 6960529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 69790dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 69890dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (error == QUIC_NO_ERROR) { 6990529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch error = idle_connection_state_lifetime_seconds_.ProcessPeerHello( 7000529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 70190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 70290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (error == QUIC_NO_ERROR) { 7030529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch error = keepalive_timeout_seconds_.ProcessPeerHello( 7040529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 70590dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 70690dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) if (error == QUIC_NO_ERROR) { 7070529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch error = max_streams_per_connection_.ProcessPeerHello( 7080529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 70990dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) } 7100f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) if (error == QUIC_NO_ERROR) { 7110529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch error = initial_congestion_window_.ProcessPeerHello( 7120529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 7130f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) } 7140f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) if (error == QUIC_NO_ERROR) { 7150529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch error = initial_round_trip_time_us_.ProcessPeerHello( 7160529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 7170f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) } 718a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (error == QUIC_NO_ERROR) { 7190529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch error = initial_flow_control_window_bytes_.ProcessPeerHello( 7200529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 721a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) } 722e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch if (error == QUIC_NO_ERROR) { 7236d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) error = initial_stream_flow_control_window_bytes_.ProcessPeerHello( 7246d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) peer_hello, hello_type, error_details); 7256d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) } 7266d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) if (error == QUIC_NO_ERROR) { 7276d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) error = initial_session_flow_control_window_bytes_.ProcessPeerHello( 7286d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) peer_hello, hello_type, error_details); 7296d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) } 7306d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) if (error == QUIC_NO_ERROR) { 7316e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) error = socket_receive_buffer_.ProcessPeerHello( 7326e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) peer_hello, hello_type, error_details); 7336e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) } 7346e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) if (error == QUIC_NO_ERROR) { 7350529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch error = loss_detection_.ProcessPeerHello( 7360529e5d033099cbfc42635f6f6183833b09dff6eBen Murdoch peer_hello, hello_type, error_details); 737e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch } 73846d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) if (error == QUIC_NO_ERROR) { 739116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch error = connection_options_.ProcessPeerHello( 74046d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) peer_hello, hello_type, error_details); 74146d4c2bc3267f3f028f39e7e311b0f89aba2e4fdTorne (Richard Coles) } 74290dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) return error; 74390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles)} 74490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) 745c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} // namespace net 746