1 /* 2 * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include "jni.h" 27 #include "jni_util.h" 28 #include "jvm.h" 29 30 #include "io_util.h" 31 #include "io_util_md.h" 32 33 #include "java_io_RandomAccessFile.h" 34 35 extern jfieldID raf_fd; /* id for jobject 'fd' in java.io.RandomAccessFile */ 36 37 /********************************************************************* 38 * Platform specific implementation of input stream native methods 39 */ 40 41 JNIEXPORT void JNICALL 42 Java_java_io_RandomAccessFile_open0(JNIEnv *env, 43 jobject this, jstring path, jint mode) 44 { 45 int flags = 0; 46 if (mode & java_io_RandomAccessFile_O_DIRECT) 47 JNU_ThrowIOException (env, "DirectIO is not available on Windows platform!"); 48 49 if (mode & java_io_RandomAccessFile_O_RDONLY) { 50 flags = O_RDONLY; 51 } 52 else if (mode & java_io_RandomAccessFile_O_RDWR) { 53 flags = O_RDWR | O_CREAT; 54 if (mode & java_io_RandomAccessFile_O_SYNC) 55 flags |= O_SYNC; 56 else if (mode & java_io_RandomAccessFile_O_DSYNC) 57 flags |= O_DSYNC; 58 } 59 else if (mode & java_io_RandomAccessFile_O_TEMPORARY) 60 flags |= O_TEMPORARY; 61 fileOpen(env, this, path, raf_fd, flags); 62 } 63 64 JNIEXPORT void JNICALL 65 Java_java_io_RandomAccessFile_close0(JNIEnv *env, jobject this) { 66 handleClose(env, this, raf_fd); 67 } 68 69 JNIEXPORT jint JNICALL 70 Java_java_io_RandomAccessFile_getPageSize0(JNIEnv *env, jobject this) { 71 JNU_ThrowIOException (env, "DirectIO is not available on Windows platform!"); 72 return 0; 73 } 74 75 JNIEXPORT jint JNICALL 76 Java_java_io_RandomAccessFile_readBytesD(JNIEnv *env, 77 jobject this, jbyteArray bytes, jint off, jint len) { 78 JNU_ThrowIOException (env, "DirectIO is not available on Windows platform!"); 79 return 0; 80 } 81 82 JNIEXPORT void JNICALL 83 Java_java_io_RandomAccessFile_writeBytesD(JNIEnv *env, 84 jobject this, jbyteArray bytes, jint off, jint len) { 85 JNU_ThrowIOException (env, "DirectIO is not available on Windows platform!"); 86 }