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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "net/quic/quic_config.h" | |
| 6 | |
| 7 #include <algorithm> | |
| 8 | |
| 9 #include "base/logging.h" | |
| 10 #include "net/quic/crypto/crypto_handshake_message.h" | |
| 11 #include "net/quic/crypto/crypto_protocol.h" | |
| 12 #include "net/quic/quic_bug_tracker.h" | |
| 13 #include "net/quic/quic_socket_address_coder.h" | |
| 14 #include "net/quic/quic_utils.h" | |
| 15 | |
| 16 using std::min; | |
| 17 using std::string; | |
| 18 | |
| 19 namespace net { | |
| 20 | |
| 21 // Reads the value corresponding to |name_| from |msg| into |out|. If the | |
| 22 // |name_| is absent in |msg| and |presence| is set to OPTIONAL |out| is set | |
| 23 // to |default_value|. | |
| 24 QuicErrorCode ReadUint32(const CryptoHandshakeMessage& msg, | |
| 25 QuicTag tag, | |
| 26 QuicConfigPresence presence, | |
| 27 uint32_t default_value, | |
| 28 uint32_t* out, | |
| 29 string* error_details) { | |
| 30 DCHECK(error_details != nullptr); | |
| 31 QuicErrorCode error = msg.GetUint32(tag, out); | |
| 32 switch (error) { | |
| 33 case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: | |
| 34 if (presence == PRESENCE_REQUIRED) { | |
| 35 *error_details = "Missing " + QuicUtils::TagToString(tag); | |
| 36 break; | |
| 37 } | |
| 38 error = QUIC_NO_ERROR; | |
| 39 *out = default_value; | |
| 40 break; | |
| 41 case QUIC_NO_ERROR: | |
| 42 break; | |
| 43 default: | |
| 44 *error_details = "Bad " + QuicUtils::TagToString(tag); | |
| 45 break; | |
| 46 } | |
| 47 return error; | |
| 48 } | |
| 49 | |
| 50 QuicConfigValue::QuicConfigValue(QuicTag tag, QuicConfigPresence presence) | |
| 51 : tag_(tag), presence_(presence) {} | |
| 52 QuicConfigValue::~QuicConfigValue() {} | |
| 53 | |
| 54 QuicNegotiableValue::QuicNegotiableValue(QuicTag tag, | |
| 55 QuicConfigPresence presence) | |
| 56 : QuicConfigValue(tag, presence), negotiated_(false) {} | |
| 57 QuicNegotiableValue::~QuicNegotiableValue() {} | |
| 58 | |
| 59 QuicNegotiableUint32::QuicNegotiableUint32(QuicTag tag, | |
| 60 QuicConfigPresence presence) | |
| 61 : QuicNegotiableValue(tag, presence), | |
| 62 max_value_(0), | |
| 63 default_value_(0), | |
| 64 negotiated_value_(0) {} | |
| 65 QuicNegotiableUint32::~QuicNegotiableUint32() {} | |
| 66 | |
| 67 void QuicNegotiableUint32::set(uint32_t max, uint32_t default_value) { | |
| 68 DCHECK_LE(default_value, max); | |
| 69 max_value_ = max; | |
| 70 default_value_ = default_value; | |
| 71 } | |
| 72 | |
| 73 uint32_t QuicNegotiableUint32::GetUint32() const { | |
| 74 if (negotiated()) { | |
| 75 return negotiated_value_; | |
| 76 } | |
| 77 return default_value_; | |
| 78 } | |
| 79 | |
| 80 void QuicNegotiableUint32::ToHandshakeMessage( | |
| 81 CryptoHandshakeMessage* out) const { | |
| 82 if (negotiated()) { | |
| 83 out->SetValue(tag_, negotiated_value_); | |
| 84 } else { | |
| 85 out->SetValue(tag_, max_value_); | |
| 86 } | |
| 87 } | |
| 88 | |
| 89 QuicErrorCode QuicNegotiableUint32::ProcessPeerHello( | |
| 90 const CryptoHandshakeMessage& peer_hello, | |
| 91 HelloType hello_type, | |
| 92 string* error_details) { | |
| 93 DCHECK(!negotiated()); | |
| 94 DCHECK(error_details != nullptr); | |
| 95 uint32_t value; | |
| 96 QuicErrorCode error = ReadUint32(peer_hello, tag_, presence_, default_value_, | |
| 97 &value, error_details); | |
| 98 if (error != QUIC_NO_ERROR) { | |
| 99 return error; | |
| 100 } | |
| 101 if (hello_type == SERVER && value > max_value_) { | |
| 102 *error_details = | |
| 103 "Invalid value received for " + QuicUtils::TagToString(tag_); | |
| 104 return QUIC_INVALID_NEGOTIATED_VALUE; | |
| 105 } | |
| 106 | |
| 107 set_negotiated(true); | |
| 108 negotiated_value_ = min(value, max_value_); | |
| 109 return QUIC_NO_ERROR; | |
| 110 } | |
| 111 | |
| 112 QuicNegotiableTag::QuicNegotiableTag(QuicTag tag, QuicConfigPresence presence) | |
| 113 : QuicNegotiableValue(tag, presence), | |
| 114 negotiated_tag_(0), | |
| 115 default_value_(0) {} | |
| 116 | |
| 117 QuicNegotiableTag::~QuicNegotiableTag() {} | |
| 118 | |
| 119 void QuicNegotiableTag::set(const QuicTagVector& possible, | |
| 120 QuicTag default_value) { | |
| 121 DCHECK(ContainsQuicTag(possible, default_value)); | |
| 122 possible_values_ = possible; | |
| 123 default_value_ = default_value; | |
| 124 } | |
| 125 | |
| 126 void QuicNegotiableTag::ToHandshakeMessage(CryptoHandshakeMessage* out) const { | |
| 127 if (negotiated()) { | |
| 128 // Because of the way we serialize and parse handshake messages we can | |
| 129 // serialize this as value and still parse it as a vector. | |
| 130 out->SetValue(tag_, negotiated_tag_); | |
| 131 } else { | |
| 132 out->SetVector(tag_, possible_values_); | |
| 133 } | |
| 134 } | |
| 135 | |
| 136 QuicErrorCode QuicNegotiableTag::ReadVector(const CryptoHandshakeMessage& msg, | |
| 137 const QuicTag** out, | |
| 138 size_t* out_length, | |
| 139 string* error_details) const { | |
| 140 DCHECK(error_details != nullptr); | |
| 141 QuicErrorCode error = msg.GetTaglist(tag_, out, out_length); | |
| 142 switch (error) { | |
| 143 case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: | |
| 144 if (presence_ == PRESENCE_REQUIRED) { | |
| 145 *error_details = "Missing " + QuicUtils::TagToString(tag_); | |
| 146 break; | |
| 147 } | |
| 148 error = QUIC_NO_ERROR; | |
| 149 *out_length = 1; | |
| 150 *out = &default_value_; | |
| 151 | |
| 152 case QUIC_NO_ERROR: | |
| 153 break; | |
| 154 default: | |
| 155 *error_details = "Bad " + QuicUtils::TagToString(tag_); | |
| 156 break; | |
| 157 } | |
| 158 return error; | |
| 159 } | |
| 160 | |
| 161 QuicErrorCode QuicNegotiableTag::ProcessPeerHello( | |
| 162 const CryptoHandshakeMessage& peer_hello, | |
| 163 HelloType hello_type, | |
| 164 string* error_details) { | |
| 165 DCHECK(!negotiated()); | |
| 166 DCHECK(error_details != nullptr); | |
| 167 const QuicTag* received_tags; | |
| 168 size_t received_tags_length; | |
| 169 QuicErrorCode error = ReadVector(peer_hello, &received_tags, | |
| 170 &received_tags_length, error_details); | |
| 171 if (error != QUIC_NO_ERROR) { | |
| 172 return error; | |
| 173 } | |
| 174 | |
| 175 if (hello_type == SERVER) { | |
| 176 if (received_tags_length != 1 || | |
| 177 !ContainsQuicTag(possible_values_, *received_tags)) { | |
| 178 *error_details = "Invalid " + QuicUtils::TagToString(tag_); | |
| 179 return QUIC_INVALID_NEGOTIATED_VALUE; | |
| 180 } | |
| 181 negotiated_tag_ = *received_tags; | |
| 182 } else { | |
| 183 QuicTag negotiated_tag; | |
| 184 if (!QuicUtils::FindMutualTag( | |
| 185 possible_values_, received_tags, received_tags_length, | |
| 186 QuicUtils::LOCAL_PRIORITY, &negotiated_tag, nullptr)) { | |
| 187 *error_details = "Unsupported " + QuicUtils::TagToString(tag_); | |
| 188 return QUIC_CRYPTO_MESSAGE_PARAMETER_NO_OVERLAP; | |
| 189 } | |
| 190 negotiated_tag_ = negotiated_tag; | |
| 191 } | |
| 192 | |
| 193 set_negotiated(true); | |
| 194 return QUIC_NO_ERROR; | |
| 195 } | |
| 196 | |
| 197 QuicFixedUint32::QuicFixedUint32(QuicTag tag, QuicConfigPresence presence) | |
| 198 : QuicConfigValue(tag, presence), | |
| 199 has_send_value_(false), | |
| 200 has_receive_value_(false) {} | |
| 201 QuicFixedUint32::~QuicFixedUint32() {} | |
| 202 | |
| 203 bool QuicFixedUint32::HasSendValue() const { | |
| 204 return has_send_value_; | |
| 205 } | |
| 206 | |
| 207 uint32_t QuicFixedUint32::GetSendValue() const { | |
| 208 QUIC_BUG_IF(!has_send_value_) << "No send value to get for tag:" | |
| 209 << QuicUtils::TagToString(tag_); | |
| 210 return send_value_; | |
| 211 } | |
| 212 | |
| 213 void QuicFixedUint32::SetSendValue(uint32_t value) { | |
| 214 has_send_value_ = true; | |
| 215 send_value_ = value; | |
| 216 } | |
| 217 | |
| 218 bool QuicFixedUint32::HasReceivedValue() const { | |
| 219 return has_receive_value_; | |
| 220 } | |
| 221 | |
| 222 uint32_t QuicFixedUint32::GetReceivedValue() const { | |
| 223 QUIC_BUG_IF(!has_receive_value_) << "No receive value to get for tag:" | |
| 224 << QuicUtils::TagToString(tag_); | |
| 225 return receive_value_; | |
| 226 } | |
| 227 | |
| 228 void QuicFixedUint32::SetReceivedValue(uint32_t value) { | |
| 229 has_receive_value_ = true; | |
| 230 receive_value_ = value; | |
| 231 } | |
| 232 | |
| 233 void QuicFixedUint32::ToHandshakeMessage(CryptoHandshakeMessage* out) const { | |
| 234 if (has_send_value_) { | |
| 235 out->SetValue(tag_, send_value_); | |
| 236 } | |
| 237 } | |
| 238 | |
| 239 QuicErrorCode QuicFixedUint32::ProcessPeerHello( | |
| 240 const CryptoHandshakeMessage& peer_hello, | |
| 241 HelloType hello_type, | |
| 242 string* error_details) { | |
| 243 DCHECK(error_details != nullptr); | |
| 244 QuicErrorCode error = peer_hello.GetUint32(tag_, &receive_value_); | |
| 245 switch (error) { | |
| 246 case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: | |
| 247 if (presence_ == PRESENCE_OPTIONAL) { | |
| 248 return QUIC_NO_ERROR; | |
| 249 } | |
| 250 *error_details = "Missing " + QuicUtils::TagToString(tag_); | |
| 251 break; | |
| 252 case QUIC_NO_ERROR: | |
| 253 has_receive_value_ = true; | |
| 254 break; | |
| 255 default: | |
| 256 *error_details = "Bad " + QuicUtils::TagToString(tag_); | |
| 257 break; | |
| 258 } | |
| 259 return error; | |
| 260 } | |
| 261 | |
| 262 QuicFixedTagVector::QuicFixedTagVector(QuicTag name, | |
| 263 QuicConfigPresence presence) | |
| 264 : QuicConfigValue(name, presence), | |
| 265 has_send_values_(false), | |
| 266 has_receive_values_(false) {} | |
| 267 | |
| 268 QuicFixedTagVector::QuicFixedTagVector(const QuicFixedTagVector& other) = | |
| 269 default; | |
| 270 | |
| 271 QuicFixedTagVector::~QuicFixedTagVector() {} | |
| 272 | |
| 273 bool QuicFixedTagVector::HasSendValues() const { | |
| 274 return has_send_values_; | |
| 275 } | |
| 276 | |
| 277 QuicTagVector QuicFixedTagVector::GetSendValues() const { | |
| 278 QUIC_BUG_IF(!has_send_values_) << "No send values to get for tag:" | |
| 279 << QuicUtils::TagToString(tag_); | |
| 280 return send_values_; | |
| 281 } | |
| 282 | |
| 283 void QuicFixedTagVector::SetSendValues(const QuicTagVector& values) { | |
| 284 has_send_values_ = true; | |
| 285 send_values_ = values; | |
| 286 } | |
| 287 | |
| 288 bool QuicFixedTagVector::HasReceivedValues() const { | |
| 289 return has_receive_values_; | |
| 290 } | |
| 291 | |
| 292 QuicTagVector QuicFixedTagVector::GetReceivedValues() const { | |
| 293 QUIC_BUG_IF(!has_receive_values_) << "No receive value to get for tag:" | |
| 294 << QuicUtils::TagToString(tag_); | |
| 295 return receive_values_; | |
| 296 } | |
| 297 | |
| 298 void QuicFixedTagVector::SetReceivedValues(const QuicTagVector& values) { | |
| 299 has_receive_values_ = true; | |
| 300 receive_values_ = values; | |
| 301 } | |
| 302 | |
| 303 void QuicFixedTagVector::ToHandshakeMessage(CryptoHandshakeMessage* out) const { | |
| 304 if (has_send_values_) { | |
| 305 out->SetVector(tag_, send_values_); | |
| 306 } | |
| 307 } | |
| 308 | |
| 309 QuicErrorCode QuicFixedTagVector::ProcessPeerHello( | |
| 310 const CryptoHandshakeMessage& peer_hello, | |
| 311 HelloType hello_type, | |
| 312 string* error_details) { | |
| 313 DCHECK(error_details != nullptr); | |
| 314 const QuicTag* received_tags; | |
| 315 size_t received_tags_length; | |
| 316 QuicErrorCode error = | |
| 317 peer_hello.GetTaglist(tag_, &received_tags, &received_tags_length); | |
| 318 switch (error) { | |
| 319 case QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND: | |
| 320 if (presence_ == PRESENCE_OPTIONAL) { | |
| 321 return QUIC_NO_ERROR; | |
| 322 } | |
| 323 *error_details = "Missing " + QuicUtils::TagToString(tag_); | |
| 324 break; | |
| 325 case QUIC_NO_ERROR: | |
| 326 DVLOG(1) << "Received Connection Option tags from receiver."; | |
| 327 has_receive_values_ = true; | |
| 328 for (size_t i = 0; i < received_tags_length; ++i) { | |
| 329 receive_values_.push_back(received_tags[i]); | |
| 330 } | |
| 331 break; | |
| 332 default: | |
| 333 *error_details = "Bad " + QuicUtils::TagToString(tag_); | |
| 334 break; | |
| 335 } | |
| 336 return error; | |
| 337 } | |
| 338 | |
| 339 QuicFixedIPEndPoint::QuicFixedIPEndPoint(QuicTag tag, | |
| 340 QuicConfigPresence presence) | |
| 341 : QuicConfigValue(tag, presence), | |
| 342 has_send_value_(false), | |
| 343 has_receive_value_(false) {} | |
| 344 | |
| 345 QuicFixedIPEndPoint::~QuicFixedIPEndPoint() {} | |
| 346 | |
| 347 bool QuicFixedIPEndPoint::HasSendValue() const { | |
| 348 return has_send_value_; | |
| 349 } | |
| 350 | |
| 351 const IPEndPoint& QuicFixedIPEndPoint::GetSendValue() const { | |
| 352 QUIC_BUG_IF(!has_send_value_) << "No send value to get for tag:" | |
| 353 << QuicUtils::TagToString(tag_); | |
| 354 return send_value_; | |
| 355 } | |
| 356 | |
| 357 void QuicFixedIPEndPoint::SetSendValue(const IPEndPoint& value) { | |
| 358 has_send_value_ = true; | |
| 359 send_value_ = value; | |
| 360 } | |
| 361 | |
| 362 bool QuicFixedIPEndPoint::HasReceivedValue() const { | |
| 363 return has_receive_value_; | |
| 364 } | |
| 365 | |
| 366 const IPEndPoint& QuicFixedIPEndPoint::GetReceivedValue() const { | |
| 367 QUIC_BUG_IF(!has_receive_value_) << "No receive value to get for tag:" | |
| 368 << QuicUtils::TagToString(tag_); | |
| 369 return receive_value_; | |
| 370 } | |
| 371 | |
| 372 void QuicFixedIPEndPoint::SetReceivedValue(const IPEndPoint& value) { | |
| 373 has_receive_value_ = true; | |
| 374 receive_value_ = value; | |
| 375 } | |
| 376 | |
| 377 void QuicFixedIPEndPoint::ToHandshakeMessage( | |
| 378 CryptoHandshakeMessage* out) const { | |
| 379 if (has_send_value_) { | |
| 380 QuicSocketAddressCoder address_coder(send_value_); | |
| 381 out->SetStringPiece(tag_, address_coder.Encode()); | |
| 382 } | |
| 383 } | |
| 384 | |
| 385 QuicErrorCode QuicFixedIPEndPoint::ProcessPeerHello( | |
| 386 const CryptoHandshakeMessage& peer_hello, | |
| 387 HelloType hello_type, | |
| 388 string* error_details) { | |
| 389 base::StringPiece address; | |
| 390 if (!peer_hello.GetStringPiece(tag_, &address)) { | |
| 391 if (presence_ == PRESENCE_REQUIRED) { | |
| 392 *error_details = "Missing " + QuicUtils::TagToString(tag_); | |
| 393 return QUIC_CRYPTO_MESSAGE_PARAMETER_NOT_FOUND; | |
| 394 } | |
| 395 } else { | |
| 396 QuicSocketAddressCoder address_coder; | |
| 397 if (address_coder.Decode(address.data(), address.length())) { | |
| 398 SetReceivedValue(IPEndPoint(address_coder.ip(), address_coder.port())); | |
| 399 } | |
| 400 } | |
| 401 return QUIC_NO_ERROR; | |
| 402 } | |
| 403 | |
| 404 QuicConfig::QuicConfig() | |
| 405 : max_time_before_crypto_handshake_(QuicTime::Delta::Zero()), | |
| 406 max_idle_time_before_crypto_handshake_(QuicTime::Delta::Zero()), | |
| 407 max_undecryptable_packets_(0), | |
| 408 connection_options_(kCOPT, PRESENCE_OPTIONAL), | |
| 409 idle_connection_state_lifetime_seconds_(kICSL, PRESENCE_REQUIRED), | |
| 410 silent_close_(kSCLS, PRESENCE_OPTIONAL), | |
| 411 max_streams_per_connection_(kMSPC, PRESENCE_OPTIONAL), | |
| 412 max_incoming_dynamic_streams_(kMIDS, PRESENCE_OPTIONAL), | |
| 413 bytes_for_connection_id_(kTCID, PRESENCE_OPTIONAL), | |
| 414 initial_round_trip_time_us_(kIRTT, PRESENCE_OPTIONAL), | |
| 415 initial_stream_flow_control_window_bytes_(kSFCW, PRESENCE_OPTIONAL), | |
| 416 initial_session_flow_control_window_bytes_(kCFCW, PRESENCE_OPTIONAL), | |
| 417 socket_receive_buffer_(kSRBF, PRESENCE_OPTIONAL), | |
| 418 multipath_enabled_(kMPTH, PRESENCE_OPTIONAL), | |
| 419 connection_migration_disabled_(kNCMR, PRESENCE_OPTIONAL), | |
| 420 alternate_server_address_(kASAD, PRESENCE_OPTIONAL), | |
| 421 force_hol_blocking_(kFHOL, PRESENCE_OPTIONAL) { | |
| 422 SetDefaults(); | |
| 423 } | |
| 424 | |
| 425 QuicConfig::QuicConfig(const QuicConfig& other) = default; | |
| 426 | |
| 427 QuicConfig::~QuicConfig() {} | |
| 428 | |
| 429 bool QuicConfig::SetInitialReceivedConnectionOptions( | |
| 430 const QuicTagVector& tags) { | |
| 431 if (HasReceivedConnectionOptions()) { | |
| 432 // If we have already received connection options (via handshake or due to a | |
| 433 // previous call), don't re-initialize. | |
| 434 return false; | |
| 435 } | |
| 436 connection_options_.SetReceivedValues(tags); | |
| 437 return true; | |
| 438 } | |
| 439 | |
| 440 void QuicConfig::SetConnectionOptionsToSend( | |
| 441 const QuicTagVector& connection_options) { | |
| 442 connection_options_.SetSendValues(connection_options); | |
| 443 } | |
| 444 | |
| 445 bool QuicConfig::HasReceivedConnectionOptions() const { | |
| 446 return connection_options_.HasReceivedValues(); | |
| 447 } | |
| 448 | |
| 449 QuicTagVector QuicConfig::ReceivedConnectionOptions() const { | |
| 450 return connection_options_.GetReceivedValues(); | |
| 451 } | |
| 452 | |
| 453 bool QuicConfig::HasSendConnectionOptions() const { | |
| 454 return connection_options_.HasSendValues(); | |
| 455 } | |
| 456 | |
| 457 QuicTagVector QuicConfig::SendConnectionOptions() const { | |
| 458 return connection_options_.GetSendValues(); | |
| 459 } | |
| 460 | |
| 461 bool QuicConfig::HasClientSentConnectionOption(QuicTag tag, | |
| 462 Perspective perspective) const { | |
| 463 if (perspective == Perspective::IS_SERVER) { | |
| 464 if (HasReceivedConnectionOptions() && | |
| 465 ContainsQuicTag(ReceivedConnectionOptions(), tag)) { | |
| 466 return true; | |
| 467 } | |
| 468 } else if (HasSendConnectionOptions() && | |
| 469 ContainsQuicTag(SendConnectionOptions(), tag)) { | |
| 470 return true; | |
| 471 } | |
| 472 return false; | |
| 473 } | |
| 474 | |
| 475 void QuicConfig::SetIdleConnectionStateLifetime( | |
| 476 QuicTime::Delta max_idle_connection_state_lifetime, | |
| 477 QuicTime::Delta default_idle_conection_state_lifetime) { | |
| 478 idle_connection_state_lifetime_seconds_.set( | |
| 479 static_cast<uint32_t>(max_idle_connection_state_lifetime.ToSeconds()), | |
| 480 static_cast<uint32_t>(default_idle_conection_state_lifetime.ToSeconds())); | |
| 481 } | |
| 482 | |
| 483 QuicTime::Delta QuicConfig::IdleConnectionStateLifetime() const { | |
| 484 return QuicTime::Delta::FromSeconds( | |
| 485 idle_connection_state_lifetime_seconds_.GetUint32()); | |
| 486 } | |
| 487 | |
| 488 // TODO(ianswett) Use this for silent close on mobile, or delete. | |
| 489 void QuicConfig::SetSilentClose(bool silent_close) { | |
| 490 silent_close_.set(silent_close ? 1 : 0, silent_close ? 1 : 0); | |
| 491 } | |
| 492 | |
| 493 bool QuicConfig::SilentClose() const { | |
| 494 return silent_close_.GetUint32() > 0; | |
| 495 } | |
| 496 | |
| 497 void QuicConfig::SetMaxStreamsPerConnection(size_t max_streams, | |
| 498 size_t default_streams) { | |
| 499 max_streams_per_connection_.set(max_streams, default_streams); | |
| 500 } | |
| 501 | |
| 502 uint32_t QuicConfig::MaxStreamsPerConnection() const { | |
| 503 return max_streams_per_connection_.GetUint32(); | |
| 504 } | |
| 505 | |
| 506 void QuicConfig::SetMaxIncomingDynamicStreamsToSend( | |
| 507 uint32_t max_incoming_dynamic_streams) { | |
| 508 max_incoming_dynamic_streams_.SetSendValue(max_incoming_dynamic_streams); | |
| 509 } | |
| 510 | |
| 511 uint32_t QuicConfig::GetMaxIncomingDynamicStreamsToSend() { | |
| 512 return max_incoming_dynamic_streams_.GetSendValue(); | |
| 513 } | |
| 514 | |
| 515 bool QuicConfig::HasReceivedMaxIncomingDynamicStreams() { | |
| 516 return max_incoming_dynamic_streams_.HasReceivedValue(); | |
| 517 } | |
| 518 | |
| 519 uint32_t QuicConfig::ReceivedMaxIncomingDynamicStreams() { | |
| 520 return max_incoming_dynamic_streams_.GetReceivedValue(); | |
| 521 } | |
| 522 | |
| 523 bool QuicConfig::HasSetBytesForConnectionIdToSend() const { | |
| 524 return bytes_for_connection_id_.HasSendValue(); | |
| 525 } | |
| 526 | |
| 527 void QuicConfig::SetBytesForConnectionIdToSend(uint32_t bytes) { | |
| 528 bytes_for_connection_id_.SetSendValue(bytes); | |
| 529 } | |
| 530 | |
| 531 bool QuicConfig::HasReceivedBytesForConnectionId() const { | |
| 532 return bytes_for_connection_id_.HasReceivedValue(); | |
| 533 } | |
| 534 | |
| 535 uint32_t QuicConfig::ReceivedBytesForConnectionId() const { | |
| 536 return bytes_for_connection_id_.GetReceivedValue(); | |
| 537 } | |
| 538 | |
| 539 void QuicConfig::SetInitialRoundTripTimeUsToSend(uint32_t rtt) { | |
| 540 initial_round_trip_time_us_.SetSendValue(rtt); | |
| 541 } | |
| 542 | |
| 543 bool QuicConfig::HasReceivedInitialRoundTripTimeUs() const { | |
| 544 return initial_round_trip_time_us_.HasReceivedValue(); | |
| 545 } | |
| 546 | |
| 547 uint32_t QuicConfig::ReceivedInitialRoundTripTimeUs() const { | |
| 548 return initial_round_trip_time_us_.GetReceivedValue(); | |
| 549 } | |
| 550 | |
| 551 bool QuicConfig::HasInitialRoundTripTimeUsToSend() const { | |
| 552 return initial_round_trip_time_us_.HasSendValue(); | |
| 553 } | |
| 554 | |
| 555 uint32_t QuicConfig::GetInitialRoundTripTimeUsToSend() const { | |
| 556 return initial_round_trip_time_us_.GetSendValue(); | |
| 557 } | |
| 558 | |
| 559 void QuicConfig::SetInitialStreamFlowControlWindowToSend( | |
| 560 uint32_t window_bytes) { | |
| 561 if (window_bytes < kMinimumFlowControlSendWindow) { | |
| 562 QUIC_BUG << "Initial stream flow control receive window (" << window_bytes | |
| 563 << ") cannot be set lower than default (" | |
| 564 << kMinimumFlowControlSendWindow << ")."; | |
| 565 window_bytes = kMinimumFlowControlSendWindow; | |
| 566 } | |
| 567 initial_stream_flow_control_window_bytes_.SetSendValue(window_bytes); | |
| 568 } | |
| 569 | |
| 570 uint32_t QuicConfig::GetInitialStreamFlowControlWindowToSend() const { | |
| 571 return initial_stream_flow_control_window_bytes_.GetSendValue(); | |
| 572 } | |
| 573 | |
| 574 bool QuicConfig::HasReceivedInitialStreamFlowControlWindowBytes() const { | |
| 575 return initial_stream_flow_control_window_bytes_.HasReceivedValue(); | |
| 576 } | |
| 577 | |
| 578 uint32_t QuicConfig::ReceivedInitialStreamFlowControlWindowBytes() const { | |
| 579 return initial_stream_flow_control_window_bytes_.GetReceivedValue(); | |
| 580 } | |
| 581 | |
| 582 void QuicConfig::SetInitialSessionFlowControlWindowToSend( | |
| 583 uint32_t window_bytes) { | |
| 584 if (window_bytes < kMinimumFlowControlSendWindow) { | |
| 585 QUIC_BUG << "Initial session flow control receive window (" << window_bytes | |
| 586 << ") cannot be set lower than default (" | |
| 587 << kMinimumFlowControlSendWindow << ")."; | |
| 588 window_bytes = kMinimumFlowControlSendWindow; | |
| 589 } | |
| 590 initial_session_flow_control_window_bytes_.SetSendValue(window_bytes); | |
| 591 } | |
| 592 | |
| 593 uint32_t QuicConfig::GetInitialSessionFlowControlWindowToSend() const { | |
| 594 return initial_session_flow_control_window_bytes_.GetSendValue(); | |
| 595 } | |
| 596 | |
| 597 bool QuicConfig::HasReceivedInitialSessionFlowControlWindowBytes() const { | |
| 598 return initial_session_flow_control_window_bytes_.HasReceivedValue(); | |
| 599 } | |
| 600 | |
| 601 uint32_t QuicConfig::ReceivedInitialSessionFlowControlWindowBytes() const { | |
| 602 return initial_session_flow_control_window_bytes_.GetReceivedValue(); | |
| 603 } | |
| 604 | |
| 605 void QuicConfig::SetSocketReceiveBufferToSend(uint32_t tcp_receive_window) { | |
| 606 socket_receive_buffer_.SetSendValue(tcp_receive_window); | |
| 607 } | |
| 608 | |
| 609 bool QuicConfig::HasReceivedSocketReceiveBuffer() const { | |
| 610 return socket_receive_buffer_.HasReceivedValue(); | |
| 611 } | |
| 612 | |
| 613 uint32_t QuicConfig::ReceivedSocketReceiveBuffer() const { | |
| 614 return socket_receive_buffer_.GetReceivedValue(); | |
| 615 } | |
| 616 | |
| 617 void QuicConfig::SetMultipathEnabled(bool multipath_enabled) { | |
| 618 uint32_t value = multipath_enabled ? 1 : 0; | |
| 619 multipath_enabled_.set(value, value); | |
| 620 } | |
| 621 | |
| 622 bool QuicConfig::MultipathEnabled() const { | |
| 623 return multipath_enabled_.GetUint32() > 0; | |
| 624 } | |
| 625 | |
| 626 void QuicConfig::SetDisableConnectionMigration() { | |
| 627 connection_migration_disabled_.SetSendValue(1); | |
| 628 } | |
| 629 | |
| 630 bool QuicConfig::DisableConnectionMigration() const { | |
| 631 return connection_migration_disabled_.HasReceivedValue(); | |
| 632 } | |
| 633 | |
| 634 void QuicConfig::SetAlternateServerAddressToSend( | |
| 635 const IPEndPoint& alternate_server_address) { | |
| 636 alternate_server_address_.SetSendValue(alternate_server_address); | |
| 637 } | |
| 638 | |
| 639 bool QuicConfig::HasReceivedAlternateServerAddress() const { | |
| 640 return alternate_server_address_.HasReceivedValue(); | |
| 641 } | |
| 642 | |
| 643 const IPEndPoint& QuicConfig::ReceivedAlternateServerAddress() const { | |
| 644 return alternate_server_address_.GetReceivedValue(); | |
| 645 } | |
| 646 | |
| 647 void QuicConfig::SetForceHolBlocking() { | |
| 648 force_hol_blocking_.SetSendValue(1); | |
| 649 } | |
| 650 | |
| 651 bool QuicConfig::ForceHolBlocking(Perspective perspective) const { | |
| 652 if (perspective == Perspective::IS_SERVER) { | |
| 653 return force_hol_blocking_.HasReceivedValue(); | |
| 654 } else { | |
| 655 return force_hol_blocking_.HasSendValue(); | |
| 656 } | |
| 657 } | |
| 658 | |
| 659 bool QuicConfig::negotiated() const { | |
| 660 // TODO(ianswett): Add the negotiated parameters once and iterate over all | |
| 661 // of them in negotiated, ToHandshakeMessage, ProcessClientHello, and | |
| 662 // ProcessServerHello. | |
| 663 return idle_connection_state_lifetime_seconds_.negotiated() && | |
| 664 max_streams_per_connection_.negotiated(); | |
| 665 } | |
| 666 | |
| 667 void QuicConfig::SetDefaults() { | |
| 668 idle_connection_state_lifetime_seconds_.set(kMaximumIdleTimeoutSecs, | |
| 669 kDefaultIdleTimeoutSecs); | |
| 670 silent_close_.set(1, 0); | |
| 671 SetMaxStreamsPerConnection(kDefaultMaxStreamsPerConnection, | |
| 672 kDefaultMaxStreamsPerConnection); | |
| 673 SetMaxIncomingDynamicStreamsToSend(kDefaultMaxStreamsPerConnection); | |
| 674 max_time_before_crypto_handshake_ = | |
| 675 QuicTime::Delta::FromSeconds(kMaxTimeForCryptoHandshakeSecs); | |
| 676 max_idle_time_before_crypto_handshake_ = | |
| 677 QuicTime::Delta::FromSeconds(kInitialIdleTimeoutSecs); | |
| 678 max_undecryptable_packets_ = kDefaultMaxUndecryptablePackets; | |
| 679 | |
| 680 SetInitialStreamFlowControlWindowToSend(kMinimumFlowControlSendWindow); | |
| 681 SetInitialSessionFlowControlWindowToSend(kMinimumFlowControlSendWindow); | |
| 682 } | |
| 683 | |
| 684 void QuicConfig::ToHandshakeMessage(CryptoHandshakeMessage* out) const { | |
| 685 idle_connection_state_lifetime_seconds_.ToHandshakeMessage(out); | |
| 686 silent_close_.ToHandshakeMessage(out); | |
| 687 max_streams_per_connection_.ToHandshakeMessage(out); | |
| 688 max_incoming_dynamic_streams_.ToHandshakeMessage(out); | |
| 689 bytes_for_connection_id_.ToHandshakeMessage(out); | |
| 690 initial_round_trip_time_us_.ToHandshakeMessage(out); | |
| 691 initial_stream_flow_control_window_bytes_.ToHandshakeMessage(out); | |
| 692 initial_session_flow_control_window_bytes_.ToHandshakeMessage(out); | |
| 693 socket_receive_buffer_.ToHandshakeMessage(out); | |
| 694 connection_migration_disabled_.ToHandshakeMessage(out); | |
| 695 connection_options_.ToHandshakeMessage(out); | |
| 696 alternate_server_address_.ToHandshakeMessage(out); | |
| 697 } | |
| 698 | |
| 699 QuicErrorCode QuicConfig::ProcessPeerHello( | |
| 700 const CryptoHandshakeMessage& peer_hello, | |
| 701 HelloType hello_type, | |
| 702 string* error_details) { | |
| 703 DCHECK(error_details != nullptr); | |
| 704 | |
| 705 QuicErrorCode error = QUIC_NO_ERROR; | |
| 706 if (error == QUIC_NO_ERROR) { | |
| 707 error = idle_connection_state_lifetime_seconds_.ProcessPeerHello( | |
| 708 peer_hello, hello_type, error_details); | |
| 709 } | |
| 710 if (error == QUIC_NO_ERROR) { | |
| 711 error = | |
| 712 silent_close_.ProcessPeerHello(peer_hello, hello_type, error_details); | |
| 713 } | |
| 714 if (error == QUIC_NO_ERROR) { | |
| 715 error = max_streams_per_connection_.ProcessPeerHello(peer_hello, hello_type, | |
| 716 error_details); | |
| 717 } | |
| 718 if (error == QUIC_NO_ERROR) { | |
| 719 error = max_incoming_dynamic_streams_.ProcessPeerHello( | |
| 720 peer_hello, hello_type, error_details); | |
| 721 } | |
| 722 if (error == QUIC_NO_ERROR) { | |
| 723 error = bytes_for_connection_id_.ProcessPeerHello(peer_hello, hello_type, | |
| 724 error_details); | |
| 725 } | |
| 726 if (error == QUIC_NO_ERROR) { | |
| 727 error = initial_round_trip_time_us_.ProcessPeerHello(peer_hello, hello_type, | |
| 728 error_details); | |
| 729 } | |
| 730 if (error == QUIC_NO_ERROR) { | |
| 731 error = initial_stream_flow_control_window_bytes_.ProcessPeerHello( | |
| 732 peer_hello, hello_type, error_details); | |
| 733 } | |
| 734 if (error == QUIC_NO_ERROR) { | |
| 735 error = initial_session_flow_control_window_bytes_.ProcessPeerHello( | |
| 736 peer_hello, hello_type, error_details); | |
| 737 } | |
| 738 if (error == QUIC_NO_ERROR) { | |
| 739 error = socket_receive_buffer_.ProcessPeerHello(peer_hello, hello_type, | |
| 740 error_details); | |
| 741 } | |
| 742 if (error == QUIC_NO_ERROR) { | |
| 743 error = connection_migration_disabled_.ProcessPeerHello( | |
| 744 peer_hello, hello_type, error_details); | |
| 745 } | |
| 746 if (error == QUIC_NO_ERROR) { | |
| 747 error = connection_options_.ProcessPeerHello(peer_hello, hello_type, | |
| 748 error_details); | |
| 749 } | |
| 750 if (error == QUIC_NO_ERROR) { | |
| 751 error = alternate_server_address_.ProcessPeerHello(peer_hello, hello_type, | |
| 752 error_details); | |
| 753 } | |
| 754 return error; | |
| 755 } | |
| 756 | |
| 757 } // namespace net | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2193073003:
Move shared files in net/quic/ into net/quic/core/ (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master