DualStackPlainSocketImpl.c revision 6272
5165N/A * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. 5165N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5165N/A * This code is free software; you can redistribute it and/or modify it 5165N/A * under the terms of the GNU General Public License version 2 only, as 5165N/A * published by the Free Software Foundation. Oracle designates this 5165N/A * particular file as subject to the "Classpath" exception as provided 5165N/A * by Oracle in the LICENSE file that accompanied this code. 5165N/A * This code is distributed in the hope that it will be useful, but WITHOUT 5165N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 5165N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 5165N/A * version 2 for more details (a copy is included in the LICENSE file that 5165N/A * You should have received a copy of the GNU General Public License version 5165N/A * 2 along with this work; if not, write to the Free Software Foundation, 5165N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 5165N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 5165N/A * Class: java_net_DualStackPlainSocketImpl 5165N/A // implement read timeout with select. * Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl "connect: Address is invalid on local machine, or port is not valid on remote machine");
return -
1;
// return value not important. * Class: java_net_DualStackPlainSocketImpl * Wait for timeout, connection established or * we throw exception and shutdown input/output to prevent * socket from being used. * The socket should be closed immediately by the caller. * Socket is writable or error occured. On some Windows editions * the socket will appear writable when the connect fails so we * check for error rather than writable. return;
/* connection established */ * Connection failed. The logic here is designed to work around * bug on Windows NT whereby using getsockopt to obtain the * last error (SO_ERROR) indicates there is no error. The workaround * on NT is to allow winsock to be scheduled and this is done by * yielding and retrying. As yielding is problematic in heavy * load conditions we attempt up to 3 times to get the error reason. "Unable to establish connection");
* Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl "operation interrupted");
* Class: java_net_DualStackPlainSocketImpl * Method: waitForNewConnection "operation interrupted");
* Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl * Class: java_net_DualStackPlainSocketImpl "Unsupported socket option");
* Class: java_net_DualStackPlainSocketImpl unsigned char d = (
unsigned char)
data &
0xff;
* Class: java_net_DualStackPlainSocketImpl * Method: configureBlocking