| /* |
| * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| |
| #if defined(__solaris__) && !defined(PROTO_SDP) |
| #define PROTO_SDP 257 |
| #endif |
| |
| #include "jni.h" |
| #include "jni_util.h" |
| #include "net_util.h" |
| |
| #define RESTARTABLE(_cmd, _result) do { \ |
| do { \ |
| _result = _cmd; \ |
| } while((_result == -1) && (errno == EINTR)); \ |
| } while(0) |
| |
| JNIEXPORT void JNICALL |
| Java_sun_net_spi_SdpProvider_convert(JNIEnv *env, jclass cls, jint fd) |
| { |
| #ifdef PROTO_SDP |
| #ifdef AF_INET6 |
| int domain = ipv6_available() ? AF_INET6 : AF_INET; |
| #else |
| int domain = AF_INET; |
| #endif |
| int s = socket(domain, SOCK_STREAM, PROTO_SDP); |
| if (s < 0) { |
| JNU_ThrowIOExceptionWithLastError(env, "socket"); |
| } else { |
| int arg, len, res; |
| struct linger linger; |
| |
| /* copy socket options that are relevant to SDP */ |
| len = sizeof(arg); |
| if (getsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char*)&arg, &len) == 0) |
| setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (char*)&arg, len); |
| len = sizeof(arg); |
| if (getsockopt(fd, SOL_SOCKET, SO_OOBINLINE, (char*)&arg, &len) == 0) |
| setsockopt(s, SOL_SOCKET, SO_OOBINLINE, (char*)&arg, len); |
| len = sizeof(linger); |
| if (getsockopt(fd, SOL_SOCKET, SO_LINGER, (void*)&linger, &len) == 0) |
| setsockopt(s, SOL_SOCKET, SO_LINGER, (char*)&linger, len); |
| |
| RESTARTABLE(dup2(s, fd), res); |
| if (res < 0) |
| JNU_ThrowIOExceptionWithLastError(env, "dup2"); |
| RESTARTABLE(close(s), res); |
| } |
| #else |
| JNU_ThrowInternalError(env, "should not reach here"); |
| #endif |
| } |