henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2012, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #include "talk/examples/peerconnection/client/peer_connection_client.h" |
| 29 | |
| 30 | #include "talk/examples/peerconnection/client/defaults.h" |
| 31 | #include "talk/base/common.h" |
| 32 | #include "talk/base/nethelpers.h" |
| 33 | #include "talk/base/logging.h" |
| 34 | #include "talk/base/stringutils.h" |
| 35 | |
| 36 | #ifdef WIN32 |
| 37 | #include "talk/base/win32socketserver.h" |
| 38 | #endif |
| 39 | |
| 40 | using talk_base::sprintfn; |
| 41 | |
| 42 | namespace { |
| 43 | |
| 44 | // This is our magical hangup signal. |
| 45 | const char kByeMessage[] = "BYE"; |
| 46 | // Delay between server connection retries, in milliseconds |
| 47 | const int kReconnectDelay = 2000; |
| 48 | |
| 49 | talk_base::AsyncSocket* CreateClientSocket(int family) { |
| 50 | #ifdef WIN32 |
| 51 | talk_base::Win32Socket* sock = new talk_base::Win32Socket(); |
| 52 | sock->CreateT(family, SOCK_STREAM); |
| 53 | return sock; |
| 54 | #elif defined(POSIX) |
| 55 | talk_base::Thread* thread = talk_base::Thread::Current(); |
| 56 | ASSERT(thread != NULL); |
| 57 | return thread->socketserver()->CreateAsyncSocket(family, SOCK_STREAM); |
| 58 | #else |
| 59 | #error Platform not supported. |
| 60 | #endif |
| 61 | } |
| 62 | |
| 63 | } |
| 64 | |
| 65 | PeerConnectionClient::PeerConnectionClient() |
| 66 | : callback_(NULL), |
| 67 | resolver_(NULL), |
| 68 | state_(NOT_CONNECTED), |
| 69 | my_id_(-1) { |
| 70 | } |
| 71 | |
| 72 | PeerConnectionClient::~PeerConnectionClient() { |
| 73 | } |
| 74 | |
| 75 | void PeerConnectionClient::InitSocketSignals() { |
| 76 | ASSERT(control_socket_.get() != NULL); |
| 77 | ASSERT(hanging_get_.get() != NULL); |
| 78 | control_socket_->SignalCloseEvent.connect(this, |
| 79 | &PeerConnectionClient::OnClose); |
| 80 | hanging_get_->SignalCloseEvent.connect(this, |
| 81 | &PeerConnectionClient::OnClose); |
| 82 | control_socket_->SignalConnectEvent.connect(this, |
| 83 | &PeerConnectionClient::OnConnect); |
| 84 | hanging_get_->SignalConnectEvent.connect(this, |
| 85 | &PeerConnectionClient::OnHangingGetConnect); |
| 86 | control_socket_->SignalReadEvent.connect(this, |
| 87 | &PeerConnectionClient::OnRead); |
| 88 | hanging_get_->SignalReadEvent.connect(this, |
| 89 | &PeerConnectionClient::OnHangingGetRead); |
| 90 | } |
| 91 | |
| 92 | int PeerConnectionClient::id() const { |
| 93 | return my_id_; |
| 94 | } |
| 95 | |
| 96 | bool PeerConnectionClient::is_connected() const { |
| 97 | return my_id_ != -1; |
| 98 | } |
| 99 | |
| 100 | const Peers& PeerConnectionClient::peers() const { |
| 101 | return peers_; |
| 102 | } |
| 103 | |
| 104 | void PeerConnectionClient::RegisterObserver( |
| 105 | PeerConnectionClientObserver* callback) { |
| 106 | ASSERT(!callback_); |
| 107 | callback_ = callback; |
| 108 | } |
| 109 | |
| 110 | void PeerConnectionClient::Connect(const std::string& server, int port, |
| 111 | const std::string& client_name) { |
| 112 | ASSERT(!server.empty()); |
| 113 | ASSERT(!client_name.empty()); |
| 114 | |
| 115 | if (state_ != NOT_CONNECTED) { |
| 116 | LOG(WARNING) |
| 117 | << "The client must not be connected before you can call Connect()"; |
| 118 | callback_->OnServerConnectionFailure(); |
| 119 | return; |
| 120 | } |
| 121 | |
| 122 | if (server.empty() || client_name.empty()) { |
| 123 | callback_->OnServerConnectionFailure(); |
| 124 | return; |
| 125 | } |
| 126 | |
| 127 | if (port <= 0) |
| 128 | port = kDefaultServerPort; |
| 129 | |
| 130 | server_address_.SetIP(server); |
| 131 | server_address_.SetPort(port); |
| 132 | client_name_ = client_name; |
| 133 | |
| 134 | if (server_address_.IsUnresolved()) { |
| 135 | state_ = RESOLVING; |
| 136 | resolver_ = new talk_base::AsyncResolver(); |
| 137 | resolver_->SignalWorkDone.connect(this, |
| 138 | &PeerConnectionClient::OnResolveResult); |
| 139 | resolver_->set_address(server_address_); |
| 140 | resolver_->Start(); |
| 141 | } else { |
| 142 | DoConnect(); |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | void PeerConnectionClient::OnResolveResult(talk_base::SignalThread *t) { |
| 147 | if (resolver_->error() != 0) { |
| 148 | callback_->OnServerConnectionFailure(); |
| 149 | resolver_->Destroy(false); |
| 150 | resolver_ = NULL; |
| 151 | state_ = NOT_CONNECTED; |
| 152 | } else { |
| 153 | server_address_ = resolver_->address(); |
| 154 | DoConnect(); |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | void PeerConnectionClient::DoConnect() { |
| 159 | control_socket_.reset(CreateClientSocket(server_address_.ipaddr().family())); |
| 160 | hanging_get_.reset(CreateClientSocket(server_address_.ipaddr().family())); |
| 161 | InitSocketSignals(); |
| 162 | char buffer[1024]; |
| 163 | sprintfn(buffer, sizeof(buffer), |
| 164 | "GET /sign_in?%s HTTP/1.0\r\n\r\n", client_name_.c_str()); |
| 165 | onconnect_data_ = buffer; |
| 166 | |
| 167 | bool ret = ConnectControlSocket(); |
| 168 | if (ret) |
| 169 | state_ = SIGNING_IN; |
| 170 | if (!ret) { |
| 171 | callback_->OnServerConnectionFailure(); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | bool PeerConnectionClient::SendToPeer(int peer_id, const std::string& message) { |
| 176 | if (state_ != CONNECTED) |
| 177 | return false; |
| 178 | |
| 179 | ASSERT(is_connected()); |
| 180 | ASSERT(control_socket_->GetState() == talk_base::Socket::CS_CLOSED); |
| 181 | if (!is_connected() || peer_id == -1) |
| 182 | return false; |
| 183 | |
| 184 | char headers[1024]; |
| 185 | sprintfn(headers, sizeof(headers), |
| 186 | "POST /message?peer_id=%i&to=%i HTTP/1.0\r\n" |
| 187 | "Content-Length: %i\r\n" |
| 188 | "Content-Type: text/plain\r\n" |
| 189 | "\r\n", |
| 190 | my_id_, peer_id, message.length()); |
| 191 | onconnect_data_ = headers; |
| 192 | onconnect_data_ += message; |
| 193 | return ConnectControlSocket(); |
| 194 | } |
| 195 | |
| 196 | bool PeerConnectionClient::SendHangUp(int peer_id) { |
| 197 | return SendToPeer(peer_id, kByeMessage); |
| 198 | } |
| 199 | |
| 200 | bool PeerConnectionClient::IsSendingMessage() { |
| 201 | return state_ == CONNECTED && |
| 202 | control_socket_->GetState() != talk_base::Socket::CS_CLOSED; |
| 203 | } |
| 204 | |
| 205 | bool PeerConnectionClient::SignOut() { |
| 206 | if (state_ == NOT_CONNECTED || state_ == SIGNING_OUT) |
| 207 | return true; |
| 208 | |
| 209 | if (hanging_get_->GetState() != talk_base::Socket::CS_CLOSED) |
| 210 | hanging_get_->Close(); |
| 211 | |
| 212 | if (control_socket_->GetState() == talk_base::Socket::CS_CLOSED) { |
| 213 | state_ = SIGNING_OUT; |
| 214 | |
| 215 | if (my_id_ != -1) { |
| 216 | char buffer[1024]; |
| 217 | sprintfn(buffer, sizeof(buffer), |
| 218 | "GET /sign_out?peer_id=%i HTTP/1.0\r\n\r\n", my_id_); |
| 219 | onconnect_data_ = buffer; |
| 220 | return ConnectControlSocket(); |
| 221 | } else { |
| 222 | // Can occur if the app is closed before we finish connecting. |
| 223 | return true; |
| 224 | } |
| 225 | } else { |
| 226 | state_ = SIGNING_OUT_WAITING; |
| 227 | } |
| 228 | |
| 229 | return true; |
| 230 | } |
| 231 | |
| 232 | void PeerConnectionClient::Close() { |
| 233 | control_socket_->Close(); |
| 234 | hanging_get_->Close(); |
| 235 | onconnect_data_.clear(); |
| 236 | peers_.clear(); |
| 237 | if (resolver_ != NULL) { |
| 238 | resolver_->Destroy(false); |
| 239 | resolver_ = NULL; |
| 240 | } |
| 241 | my_id_ = -1; |
| 242 | state_ = NOT_CONNECTED; |
| 243 | } |
| 244 | |
| 245 | bool PeerConnectionClient::ConnectControlSocket() { |
| 246 | ASSERT(control_socket_->GetState() == talk_base::Socket::CS_CLOSED); |
| 247 | int err = control_socket_->Connect(server_address_); |
| 248 | if (err == SOCKET_ERROR) { |
| 249 | Close(); |
| 250 | return false; |
| 251 | } |
| 252 | return true; |
| 253 | } |
| 254 | |
| 255 | void PeerConnectionClient::OnConnect(talk_base::AsyncSocket* socket) { |
| 256 | ASSERT(!onconnect_data_.empty()); |
| 257 | size_t sent = socket->Send(onconnect_data_.c_str(), onconnect_data_.length()); |
| 258 | ASSERT(sent == onconnect_data_.length()); |
| 259 | UNUSED(sent); |
| 260 | onconnect_data_.clear(); |
| 261 | } |
| 262 | |
| 263 | void PeerConnectionClient::OnHangingGetConnect(talk_base::AsyncSocket* socket) { |
| 264 | char buffer[1024]; |
| 265 | sprintfn(buffer, sizeof(buffer), |
| 266 | "GET /wait?peer_id=%i HTTP/1.0\r\n\r\n", my_id_); |
henrike@webrtc.org | 28654cb | 2013-07-22 21:07:49 +0000 | [diff] [blame^] | 267 | int len = static_cast<int>(strlen(buffer)); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 268 | int sent = socket->Send(buffer, len); |
| 269 | ASSERT(sent == len); |
| 270 | UNUSED2(sent, len); |
| 271 | } |
| 272 | |
| 273 | void PeerConnectionClient::OnMessageFromPeer(int peer_id, |
| 274 | const std::string& message) { |
| 275 | if (message.length() == (sizeof(kByeMessage) - 1) && |
| 276 | message.compare(kByeMessage) == 0) { |
| 277 | callback_->OnPeerDisconnected(peer_id); |
| 278 | } else { |
| 279 | callback_->OnMessageFromPeer(peer_id, message); |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | bool PeerConnectionClient::GetHeaderValue(const std::string& data, |
| 284 | size_t eoh, |
| 285 | const char* header_pattern, |
| 286 | size_t* value) { |
| 287 | ASSERT(value != NULL); |
| 288 | size_t found = data.find(header_pattern); |
| 289 | if (found != std::string::npos && found < eoh) { |
| 290 | *value = atoi(&data[found + strlen(header_pattern)]); |
| 291 | return true; |
| 292 | } |
| 293 | return false; |
| 294 | } |
| 295 | |
| 296 | bool PeerConnectionClient::GetHeaderValue(const std::string& data, size_t eoh, |
| 297 | const char* header_pattern, |
| 298 | std::string* value) { |
| 299 | ASSERT(value != NULL); |
| 300 | size_t found = data.find(header_pattern); |
| 301 | if (found != std::string::npos && found < eoh) { |
| 302 | size_t begin = found + strlen(header_pattern); |
| 303 | size_t end = data.find("\r\n", begin); |
| 304 | if (end == std::string::npos) |
| 305 | end = eoh; |
| 306 | value->assign(data.substr(begin, end - begin)); |
| 307 | return true; |
| 308 | } |
| 309 | return false; |
| 310 | } |
| 311 | |
| 312 | bool PeerConnectionClient::ReadIntoBuffer(talk_base::AsyncSocket* socket, |
| 313 | std::string* data, |
| 314 | size_t* content_length) { |
| 315 | char buffer[0xffff]; |
| 316 | do { |
| 317 | int bytes = socket->Recv(buffer, sizeof(buffer)); |
| 318 | if (bytes <= 0) |
| 319 | break; |
| 320 | data->append(buffer, bytes); |
| 321 | } while (true); |
| 322 | |
| 323 | bool ret = false; |
| 324 | size_t i = data->find("\r\n\r\n"); |
| 325 | if (i != std::string::npos) { |
| 326 | LOG(INFO) << "Headers received"; |
| 327 | if (GetHeaderValue(*data, i, "\r\nContent-Length: ", content_length)) { |
| 328 | size_t total_response_size = (i + 4) + *content_length; |
| 329 | if (data->length() >= total_response_size) { |
| 330 | ret = true; |
| 331 | std::string should_close; |
| 332 | const char kConnection[] = "\r\nConnection: "; |
| 333 | if (GetHeaderValue(*data, i, kConnection, &should_close) && |
| 334 | should_close.compare("close") == 0) { |
| 335 | socket->Close(); |
| 336 | // Since we closed the socket, there was no notification delivered |
| 337 | // to us. Compensate by letting ourselves know. |
| 338 | OnClose(socket, 0); |
| 339 | } |
| 340 | } else { |
| 341 | // We haven't received everything. Just continue to accept data. |
| 342 | } |
| 343 | } else { |
| 344 | LOG(LS_ERROR) << "No content length field specified by the server."; |
| 345 | } |
| 346 | } |
| 347 | return ret; |
| 348 | } |
| 349 | |
| 350 | void PeerConnectionClient::OnRead(talk_base::AsyncSocket* socket) { |
| 351 | size_t content_length = 0; |
| 352 | if (ReadIntoBuffer(socket, &control_data_, &content_length)) { |
| 353 | size_t peer_id = 0, eoh = 0; |
| 354 | bool ok = ParseServerResponse(control_data_, content_length, &peer_id, |
| 355 | &eoh); |
| 356 | if (ok) { |
| 357 | if (my_id_ == -1) { |
| 358 | // First response. Let's store our server assigned ID. |
| 359 | ASSERT(state_ == SIGNING_IN); |
henrike@webrtc.org | 28654cb | 2013-07-22 21:07:49 +0000 | [diff] [blame^] | 360 | my_id_ = static_cast<int>(peer_id); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 361 | ASSERT(my_id_ != -1); |
| 362 | |
| 363 | // The body of the response will be a list of already connected peers. |
| 364 | if (content_length) { |
| 365 | size_t pos = eoh + 4; |
| 366 | while (pos < control_data_.size()) { |
| 367 | size_t eol = control_data_.find('\n', pos); |
| 368 | if (eol == std::string::npos) |
| 369 | break; |
| 370 | int id = 0; |
| 371 | std::string name; |
| 372 | bool connected; |
| 373 | if (ParseEntry(control_data_.substr(pos, eol - pos), &name, &id, |
| 374 | &connected) && id != my_id_) { |
| 375 | peers_[id] = name; |
| 376 | callback_->OnPeerConnected(id, name); |
| 377 | } |
| 378 | pos = eol + 1; |
| 379 | } |
| 380 | } |
| 381 | ASSERT(is_connected()); |
| 382 | callback_->OnSignedIn(); |
| 383 | } else if (state_ == SIGNING_OUT) { |
| 384 | Close(); |
| 385 | callback_->OnDisconnected(); |
| 386 | } else if (state_ == SIGNING_OUT_WAITING) { |
| 387 | SignOut(); |
| 388 | } |
| 389 | } |
| 390 | |
| 391 | control_data_.clear(); |
| 392 | |
| 393 | if (state_ == SIGNING_IN) { |
| 394 | ASSERT(hanging_get_->GetState() == talk_base::Socket::CS_CLOSED); |
| 395 | state_ = CONNECTED; |
| 396 | hanging_get_->Connect(server_address_); |
| 397 | } |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | void PeerConnectionClient::OnHangingGetRead(talk_base::AsyncSocket* socket) { |
| 402 | LOG(INFO) << __FUNCTION__; |
| 403 | size_t content_length = 0; |
| 404 | if (ReadIntoBuffer(socket, ¬ification_data_, &content_length)) { |
| 405 | size_t peer_id = 0, eoh = 0; |
| 406 | bool ok = ParseServerResponse(notification_data_, content_length, |
| 407 | &peer_id, &eoh); |
| 408 | |
| 409 | if (ok) { |
| 410 | // Store the position where the body begins. |
| 411 | size_t pos = eoh + 4; |
| 412 | |
| 413 | if (my_id_ == static_cast<int>(peer_id)) { |
| 414 | // A notification about a new member or a member that just |
| 415 | // disconnected. |
| 416 | int id = 0; |
| 417 | std::string name; |
| 418 | bool connected = false; |
| 419 | if (ParseEntry(notification_data_.substr(pos), &name, &id, |
| 420 | &connected)) { |
| 421 | if (connected) { |
| 422 | peers_[id] = name; |
| 423 | callback_->OnPeerConnected(id, name); |
| 424 | } else { |
| 425 | peers_.erase(id); |
| 426 | callback_->OnPeerDisconnected(id); |
| 427 | } |
| 428 | } |
| 429 | } else { |
henrike@webrtc.org | 28654cb | 2013-07-22 21:07:49 +0000 | [diff] [blame^] | 430 | OnMessageFromPeer(static_cast<int>(peer_id), |
| 431 | notification_data_.substr(pos)); |
henrike@webrtc.org | 28e2075 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 432 | } |
| 433 | } |
| 434 | |
| 435 | notification_data_.clear(); |
| 436 | } |
| 437 | |
| 438 | if (hanging_get_->GetState() == talk_base::Socket::CS_CLOSED && |
| 439 | state_ == CONNECTED) { |
| 440 | hanging_get_->Connect(server_address_); |
| 441 | } |
| 442 | } |
| 443 | |
| 444 | bool PeerConnectionClient::ParseEntry(const std::string& entry, |
| 445 | std::string* name, |
| 446 | int* id, |
| 447 | bool* connected) { |
| 448 | ASSERT(name != NULL); |
| 449 | ASSERT(id != NULL); |
| 450 | ASSERT(connected != NULL); |
| 451 | ASSERT(!entry.empty()); |
| 452 | |
| 453 | *connected = false; |
| 454 | size_t separator = entry.find(','); |
| 455 | if (separator != std::string::npos) { |
| 456 | *id = atoi(&entry[separator + 1]); |
| 457 | name->assign(entry.substr(0, separator)); |
| 458 | separator = entry.find(',', separator + 1); |
| 459 | if (separator != std::string::npos) { |
| 460 | *connected = atoi(&entry[separator + 1]) ? true : false; |
| 461 | } |
| 462 | } |
| 463 | return !name->empty(); |
| 464 | } |
| 465 | |
| 466 | int PeerConnectionClient::GetResponseStatus(const std::string& response) { |
| 467 | int status = -1; |
| 468 | size_t pos = response.find(' '); |
| 469 | if (pos != std::string::npos) |
| 470 | status = atoi(&response[pos + 1]); |
| 471 | return status; |
| 472 | } |
| 473 | |
| 474 | bool PeerConnectionClient::ParseServerResponse(const std::string& response, |
| 475 | size_t content_length, |
| 476 | size_t* peer_id, |
| 477 | size_t* eoh) { |
| 478 | int status = GetResponseStatus(response.c_str()); |
| 479 | if (status != 200) { |
| 480 | LOG(LS_ERROR) << "Received error from server"; |
| 481 | Close(); |
| 482 | callback_->OnDisconnected(); |
| 483 | return false; |
| 484 | } |
| 485 | |
| 486 | *eoh = response.find("\r\n\r\n"); |
| 487 | ASSERT(*eoh != std::string::npos); |
| 488 | if (*eoh == std::string::npos) |
| 489 | return false; |
| 490 | |
| 491 | *peer_id = -1; |
| 492 | |
| 493 | // See comment in peer_channel.cc for why we use the Pragma header and |
| 494 | // not e.g. "X-Peer-Id". |
| 495 | GetHeaderValue(response, *eoh, "\r\nPragma: ", peer_id); |
| 496 | |
| 497 | return true; |
| 498 | } |
| 499 | |
| 500 | void PeerConnectionClient::OnClose(talk_base::AsyncSocket* socket, int err) { |
| 501 | LOG(INFO) << __FUNCTION__; |
| 502 | |
| 503 | socket->Close(); |
| 504 | |
| 505 | #ifdef WIN32 |
| 506 | if (err != WSAECONNREFUSED) { |
| 507 | #else |
| 508 | if (err != ECONNREFUSED) { |
| 509 | #endif |
| 510 | if (socket == hanging_get_.get()) { |
| 511 | if (state_ == CONNECTED) { |
| 512 | hanging_get_->Close(); |
| 513 | hanging_get_->Connect(server_address_); |
| 514 | } |
| 515 | } else { |
| 516 | callback_->OnMessageSent(err); |
| 517 | } |
| 518 | } else { |
| 519 | if (socket == control_socket_.get()) { |
| 520 | LOG(WARNING) << "Connection refused; retrying in 2 seconds"; |
| 521 | talk_base::Thread::Current()->PostDelayed(kReconnectDelay, this, 0); |
| 522 | } else { |
| 523 | Close(); |
| 524 | callback_->OnDisconnected(); |
| 525 | } |
| 526 | } |
| 527 | } |
| 528 | |
| 529 | void PeerConnectionClient::OnMessage(talk_base::Message* msg) { |
| 530 | // ignore msg; there is currently only one supported message ("retry") |
| 531 | DoConnect(); |
| 532 | } |