| /* |
| * Copyright (c) 2008, 2012, 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 <stdlib.h> |
| #include <dlfcn.h> |
| #include <sys/types.h> |
| #include <port.h> |
| |
| #include "sun_nio_ch_SolarisEventPort.h" |
| |
| JNIEXPORT jint JNICALL |
| Java_sun_nio_ch_SolarisEventPort_port_1create |
| (JNIEnv* env, jclass clazz) |
| { |
| int port = port_create(); |
| if (port == -1) { |
| JNU_ThrowIOExceptionWithLastError(env, "port_create"); |
| } |
| return (jint)port; |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_SolarisEventPort_port_1close |
| (JNIEnv* env, jclass clazz, jint port) |
| { |
| int res; |
| RESTARTABLE(close(port), res); |
| } |
| |
| JNIEXPORT jboolean JNICALL |
| Java_sun_nio_ch_SolarisEventPort_port_1associate |
| (JNIEnv* env, jclass clazz, jint port, jint source, jlong objectAddress, jint events) |
| { |
| uintptr_t object = (uintptr_t)jlong_to_ptr(objectAddress); |
| if (port_associate((int)port, (int)source, object, (int)events, NULL) == 0) { |
| return JNI_TRUE; |
| } else { |
| if (errno != EBADFD) |
| JNU_ThrowIOExceptionWithLastError(env, "port_associate"); |
| return JNI_FALSE; |
| } |
| } |
| |
| JNIEXPORT jboolean JNICALL |
| Java_sun_nio_ch_SolarisEventPort_port_1dissociate |
| (JNIEnv* env, jclass clazz, jint port, jint source, jlong objectAddress) |
| { |
| uintptr_t object = (uintptr_t)jlong_to_ptr(objectAddress); |
| |
| if (port_dissociate((int)port, (int)source, object) == 0) { |
| return JNI_TRUE; |
| } else { |
| if (errno != ENOENT) |
| JNU_ThrowIOExceptionWithLastError(env, "port_dissociate"); |
| return JNI_FALSE; |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_SolarisEventPort_port_1send(JNIEnv* env, jclass clazz, |
| jint port, jint events) |
| { |
| if (port_send((int)port, (int)events, NULL) == -1) { |
| JNU_ThrowIOExceptionWithLastError(env, "port_send"); |
| } |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_SolarisEventPort_port_1get(JNIEnv* env, jclass clazz, |
| jint port, jlong eventAddress) |
| { |
| int res; |
| port_event_t* ev = (port_event_t*)jlong_to_ptr(eventAddress); |
| |
| RESTARTABLE(port_get((int)port, ev, NULL), res); |
| if (res == -1) { |
| JNU_ThrowIOExceptionWithLastError(env, "port_get"); |
| } |
| } |
| |
| JNIEXPORT jint JNICALL |
| Java_sun_nio_ch_SolarisEventPort_port_1getn(JNIEnv* env, jclass clazz, |
| jint port, jlong arrayAddress, jint max, jlong timeout) |
| { |
| int res; |
| uint_t n = 1; |
| port_event_t* list = (port_event_t*)jlong_to_ptr(arrayAddress); |
| timespec_t ts; |
| timespec_t* tsp; |
| |
| if (timeout >= 0L) { |
| ts.tv_sec = timeout / 1000; |
| ts.tv_nsec = 1000000 * (timeout % 1000); |
| tsp = &ts; |
| } else { |
| tsp = NULL; |
| } |
| |
| res = port_getn((int)port, list, (uint_t)max, &n, tsp); |
| if (res == -1) { |
| if (errno != ETIME && errno != EINTR) |
| JNU_ThrowIOExceptionWithLastError(env, "port_getn"); |
| } |
| |
| return (jint)n; |
| } |