/* FileInputStream.c - Native methods for java.io.FileInputStream class Copyright (C) 1998 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath 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 for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. As a special exception, if you link this library with other files to produce an executable, this library does not by itself cause the resulting executable to be covered by the GNU General Public License. This exception does not however invalidate any other reasons why the executable file might be covered by the GNU General Public License. */ #include #include #include #include #include #include #include #include #include "javaio.h" #include "java_io_FileInputStream.h" /*************************************************************************/ /* * Returns the length of the file being read. */ JNIEXPORT jlong JNICALL Java_java_io_FileInputStream_getFileLength(JNIEnv *env, jobject obj, jint fd) { return(_javaio_get_file_length(env, fd)); } /*************************************************************************/ /* * Method to skip bytes in a file */ JNIEXPORT jlong JNICALL Java_java_io_FileInputStream_skipInternal(JNIEnv *env, jobject obj, jint fd, jlong num_bytes) { return(_javaio_skip_bytes(env, fd, num_bytes)); } /*************************************************************************/ /* * Opens the file for reading */ JNIEXPORT jint JNICALL Java_java_io_FileInputStream_open(JNIEnv *env, jobject obj, jstring name) { return(_javaio_open(env, name, O_RDONLY)); } /*************************************************************************/ /* * Reads bytes from the file */ JNIEXPORT jint JNICALL Java_java_io_FileInputStream_readInternal(JNIEnv *env, jobject obj, jint fd, jarray buf, jint offset, jint len) { return(_javaio_read(env, obj, fd, buf, offset, len)); } /*************************************************************************/ /* * Closes the file */ JNIEXPORT void JNICALL Java_java_io_FileInputStream_closeInternal(JNIEnv *env, jobject obj, jint fd) { _javaio_close(env, fd); }