/*
* 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);
}