| /* |
| * Copyright (c) 2008, 2009, Oracle and/or its affiliates. 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include "jni.h" |
| #include "jni_util.h" |
| #include "jvm.h" |
| #include "jlong.h" |
| #include "nio_util.h" |
| |
| #include "sun_nio_ch_EPollPort.h" |
| |
| #include <unistd.h> |
| #include <sys/types.h> |
| #include <sys/socket.h> |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_EPollPort_socketpair(JNIEnv* env, jclass clazz, jintArray sv) { |
| int sp[2]; |
| if (socketpair(PF_UNIX, SOCK_STREAM, 0, sp) == -1) { |
| JNU_ThrowIOExceptionWithLastError(env, "socketpair failed"); |
| } else { |
| jint res[2]; |
| res[0] = (jint)sp[0]; |
| res[1] = (jint)sp[1]; |
| (*env)->SetIntArrayRegion(env, sv, 0, 2, &res[0]); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_EPollPort_interrupt(JNIEnv *env, jclass c, jint fd) { |
| int res; |
| int buf[1]; |
| buf[0] = 1; |
| RESTARTABLE(write(fd, buf, 1), res); |
| if (res < 0) { |
| JNU_ThrowIOExceptionWithLastError(env, "write failed"); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_EPollPort_drain1(JNIEnv *env, jclass cl, jint fd) { |
| int res; |
| char buf[1]; |
| RESTARTABLE(read(fd, buf, 1), res); |
| if (res < 0) { |
| JNU_ThrowIOExceptionWithLastError(env, "drain1 failed"); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_EPollPort_close0(JNIEnv *env, jclass c, jint fd) { |
| int res; |
| RESTARTABLE(close(fd), res); |
| } |