| /* |
| * Copyright (c) 2001, 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 <winsock2.h> |
| |
| #include "jni.h" |
| |
| /** |
| * The maximum buffer size for WSASend/WSARecv. Microsoft recommendation for |
| * blocking operations is to use buffers no larger than 64k. We need the |
| * maximum to be less than 128k to support asynchronous close on Windows |
| * Server 2003 and newer editions of Windows. |
| */ |
| #define MAX_BUFFER_SIZE ((128*1024)-1) |
| |
| jint fdval(JNIEnv *env, jobject fdo); |
| jlong handleval(JNIEnv *env, jobject fdo); |
| jint convertReturnVal(JNIEnv *env, jint n, jboolean r); |
| jlong convertLongReturnVal(JNIEnv *env, jlong n, jboolean r); |
| jboolean purgeOutstandingICMP(JNIEnv *env, jclass clazz, jint fd); |
| jint handleSocketError(JNIEnv *env, int errorValue); |
| |
| #ifdef _WIN64 |
| |
| struct iovec { |
| jlong iov_base; |
| jint iov_len; |
| }; |
| |
| #else |
| |
| struct iovec { |
| jint iov_base; |
| jint iov_len; |
| }; |
| |
| #endif |
| |
| #ifndef POLLIN |
| /* WSAPoll()/WSAPOLLFD and the corresponding constants are only defined */ |
| /* in Windows Vista / Windows Server 2008 and later. If we are on an */ |
| /* older release we just use the Solaris constants as this was previously */ |
| /* done in PollArrayWrapper.java. */ |
| #define POLLIN 0x0001 |
| #define POLLOUT 0x0004 |
| #define POLLERR 0x0008 |
| #define POLLHUP 0x0010 |
| #define POLLNVAL 0x0020 |
| #define POLLCONN 0x0002 |
| #else |
| /* POLLCONN must not equal any of the other constants (see winsock2.h). */ |
| #define POLLCONN 0x2000 |
| #endif |