| /* |
| * Copyright 2000-2002 Sun Microsystems, Inc. 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. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| #include <windows.h> |
| #include <winsock2.h> |
| #include <ctype.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <malloc.h> |
| #include <sys/types.h> |
| |
| #include "jni.h" |
| #include "jni_util.h" |
| #include "jvm.h" |
| #include "jlong.h" |
| |
| #include "nio.h" |
| #include "nio_util.h" |
| #include "net_util.h" |
| |
| #include "sun_nio_ch_ServerSocketChannelImpl.h" |
| |
| |
| static jfieldID fd_fdID; /* java.io.FileDescriptor.fd */ |
| static jclass isa_class; /* java.net.InetSocketAddress */ |
| static jmethodID isa_ctorID; /* InetSocketAddress(InetAddress, int) */ |
| static jclass ia_class; /* java.net.InetAddress */ |
| static jmethodID ia_ctorID; /* InetAddress() */ |
| static jfieldID ia_addrID; /* java.net.InetAddress.address */ |
| static jfieldID ia_famID; /* java.net.InetAddress.family */ |
| |
| |
| /************************************************************** |
| * static method to store field IDs in initializers |
| */ |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_ServerSocketChannelImpl_initIDs(JNIEnv *env, jclass cls) |
| { |
| cls = (*env)->FindClass(env, "java/io/FileDescriptor"); |
| fd_fdID = (*env)->GetFieldID(env, cls, "fd", "I"); |
| |
| cls = (*env)->FindClass(env, "java/net/InetSocketAddress"); |
| isa_class = (*env)->NewGlobalRef(env, cls); |
| isa_ctorID = (*env)->GetMethodID(env, cls, "<init>", |
| "(Ljava/net/InetAddress;I)V"); |
| |
| cls = (*env)->FindClass(env, "java/net/Inet4Address"); |
| ia_class = (*env)->NewGlobalRef(env, cls); |
| ia_ctorID = (*env)->GetMethodID(env, cls, "<init>","()V"); |
| ia_addrID = (*env)->GetFieldID(env, cls, "address", "I"); |
| ia_famID = (*env)->GetFieldID(env, cls, "family", "I"); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_sun_nio_ch_ServerSocketChannelImpl_listen(JNIEnv *env, jclass cl, |
| jobject fdo, jint backlog) |
| { |
| if (listen(fdval(env,fdo), backlog) == SOCKET_ERROR) { |
| NET_ThrowNew(env, WSAGetLastError(), "listen"); |
| } |
| } |
| |
| JNIEXPORT jint JNICALL |
| Java_sun_nio_ch_ServerSocketChannelImpl_accept0(JNIEnv *env, jobject this, |
| jobject ssfdo, jobject newfdo, |
| jobjectArray isaa) |
| { |
| jint ssfd = (*env)->GetIntField(env, ssfdo, fd_fdID); |
| jint newfd; |
| struct sockaddr_in sa; |
| jobject remote_ia = 0; |
| jobject isa; |
| jobject ia; |
| int addrlen = sizeof(sa); |
| |
| memset((char *)&sa, 0, sizeof(sa)); |
| newfd = (jint)accept(ssfd, (struct sockaddr *)&sa, &addrlen); |
| if (newfd == INVALID_SOCKET) { |
| int theErr = (jint)WSAGetLastError(); |
| if (theErr == WSAEWOULDBLOCK) { |
| return IOS_UNAVAILABLE; |
| } |
| JNU_ThrowIOExceptionWithLastError(env, "Accept failed"); |
| return IOS_THROWN; |
| } |
| (*env)->SetIntField(env, newfdo, fd_fdID, newfd); |
| |
| ia = (*env)->NewObject(env, ia_class, ia_ctorID); |
| (*env)->SetIntField(env, ia, ia_addrID, ntohl(sa.sin_addr.s_addr)); |
| (*env)->SetIntField(env, ia, ia_famID, sa.sin_family); |
| |
| isa = (*env)->NewObject(env, isa_class, isa_ctorID, ia, |
| ntohs(sa.sin_port)); |
| (*env)->SetObjectArrayElement(env, isaa, 0, isa); |
| return 1; |
| } |