/*
* Copyright (c) 2018, 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 <Rsocket.h>
#include "jni_util.h"
#include "jvm.h"
#include "nio.h"
#include "jdk_internal_net_rdma_RdmaPollSelectorImpl.h"
JNIEXPORT void JNICALL
Java_jdk_internal_net_rdma_RdmaPollSelectorImpl_init(JNIEnv *env,
jclass clazz) {
loadRdmaFuncs(env);
}
JNIEXPORT jint JNICALL
Java_jdk_internal_net_rdma_RdmaPollSelectorImpl_poll0(JNIEnv *env,
jclass clazz, jlong address, jint numfds, jint timeout) {
struct pollfd *a;
int res;
a = (struct pollfd *) jlong_to_ptr(address);
res = rs_poll(a, numfds, timeout);
if (res < 0) {
if (errno == EINTR) {
return IOS_INTERRUPTED;
} else {
JNU_ThrowIOExceptionWithLastError(env, "poll failed");
return IOS_THROWN;
}
}
return (jint) res;
}