1/* 2 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * - Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * - Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * - Neither the name of Oracle nor the names of its 16 * contributors may be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 20 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <string.h> 33 34#include "jni.h" 35#include "jni_util.h" 36 37#include "endian.hpp" 38#include "imageDecompressor.hpp" 39#include "imageFile.hpp" 40#include "inttypes.hpp" 41#include "jimage.hpp" 42#include "osSupport.hpp" 43 44#include "jdk_internal_jimage_NativeImageBuffer.h" 45 46 47JNIEXPORT jobject JNICALL 48Java_jdk_internal_jimage_NativeImageBuffer_getNativeMap(JNIEnv *env, 49 jclass cls, jstring path) { 50 const char *nativePath = env->GetStringUTFChars(path, NULL); 51 ImageFileReader* reader = ImageFileReader::find_image(nativePath); 52 env->ReleaseStringUTFChars(path, nativePath); 53 54 if (reader != NULL) { 55 return env->NewDirectByteBuffer(reader->get_index_address(), (jlong)reader->map_size()); 56 } 57 58 return 0; 59} 60