274   int rv = DoConnectLoop(OK);  in Connect()  local
275   if (rv == ERR_IO_PENDING) {  in Connect()
280     LogConnectCompletion(rv);  in Connect()
283   return rv;  in Connect()
289   int rv = result;  in DoConnectLoop()  local
295         DCHECK_EQ(OK, rv);  in DoConnectLoop()
296         rv = DoConnect();  in DoConnectLoop()
299         rv = DoConnectComplete(rv);  in DoConnectLoop()
303         rv = ERR_UNEXPECTED;  in DoConnectLoop()
306   } while (rv != ERR_IO_PENDING && next_connect_state_ != CONNECT_STATE_NONE);  in DoConnectLoop()
308   return rv;  in DoConnectLoop()
447   int rv = recv(socket_, &c, 1, MSG_PEEK);  in IsConnected()  local
448   if (rv == 0)  in IsConnected()
450   if (rv == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK)  in IsConnected()
465   int rv = recv(socket_, &c, 1, MSG_PEEK);  in IsConnectedAndIdle()  local
466   if (rv >= 0)  in IsConnectedAndIdle()
533   int rv = WSARecv(socket_, &core_->read_buffer_, 1, &num, &flags,  in Read()  local
535   if (rv == 0) {  in Read()
584   int rv = WSASend(socket_, &core_->write_buffer_, 1, &num, 0,  in Write()  local
586   if (rv == 0) {  in Write()
588       rv = static_cast<int>(num);  in Write()
589       if (rv > buf_len || rv < 0) {  in Write()
593                    << " bytes, but " << rv << " bytes reported.";  in Write()
597       write_bytes.Add(rv);  in Write()
598       if (rv > 0)  in Write()
600       LogByteTransfer(net_log_, NetLog::TYPE_SOCKET_BYTES_SENT, rv,  in Write()
602       return rv;  in Write()
618   int rv = setsockopt(socket_, SOL_SOCKET, SO_RCVBUF,  in SetReceiveBufferSize()  local
620   DCHECK(!rv) << "Could not set socket receive buffer size: " << GetLastError();  in SetReceiveBufferSize()
621   return rv == 0;  in SetReceiveBufferSize()
626   int rv = setsockopt(socket_, SOL_SOCKET, SO_SNDBUF,  in SetSendBufferSize()  local
628   DCHECK(!rv) << "Could not set socket send buffer size: " << GetLastError();  in SetSendBufferSize()
629   return rv == 0;  in SetSendBufferSize()
686   int rv = setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY,  in SetupSocket()  local
689   DCHECK(!rv) << "Could not disable nagle";  in SetupSocket()
700   rv = WSAIoctl(socket_, SIO_KEEPALIVE_VALS, &keepalive_vals,  in SetupSocket()
703   DCHECK(!rv) << "Could not enable TCP Keep-Alive for socket: " << socket_  in SetupSocket()
721   int rv = getsockname(  in LogConnectCompletion()  local
723   if (rv != 0) {  in LogConnectCompletion()
724     LOG(ERROR) << "getsockname() [rv: " << rv  in LogConnectCompletion()
727     net_log_.EndEventWithNetErrorCode(NetLog::TYPE_TCP_CONNECT, rv);  in LogConnectCompletion()
741 void TCPClientSocketWin::DoReadCallback(int rv) {  in DoReadCallback()  argument
742   DCHECK_NE(rv, ERR_IO_PENDING);  in DoReadCallback()
748   c->Run(rv);  in DoReadCallback()
751 void TCPClientSocketWin::DoWriteCallback(int rv) {  in DoWriteCallback()  argument
752   DCHECK_NE(rv, ERR_IO_PENDING);  in DoWriteCallback()
758   c->Run(rv);  in DoWriteCallback()
766   int rv = WSAEnumNetworkEvents(socket_, core_->read_overlapped_.hEvent,  in DidCompleteConnect()  local
769   if (rv == SOCKET_ERROR) {  in DidCompleteConnect()
782   rv = DoConnectLoop(result);  in DidCompleteConnect()
783   if (rv != ERR_IO_PENDING) {  in DidCompleteConnect()
784     LogConnectCompletion(rv);  in DidCompleteConnect()
785     DoReadCallback(rv);  in DidCompleteConnect()
816   int rv;  in DidCompleteWrite()  local
818     rv = MapSystemError(WSAGetLastError());  in DidCompleteWrite()
820     rv = static_cast<int>(num_bytes);  in DidCompleteWrite()
821     if (rv > core_->write_buffer_length_ || rv < 0) {  in DidCompleteWrite()
825                  << core_->write_buffer_length_ << " bytes, but " << rv  in DidCompleteWrite()
827       rv = ERR_WINSOCK_UNEXPECTED_WRITTEN_BYTES;  in DidCompleteWrite()
838   DoWriteCallback(rv);  in DidCompleteWrite()