src/java.base/share/native/libjimage/NativeImageBuffer.cpp
author erikj
Tue, 12 Sep 2017 19:03:39 +0200
changeset 47216 71c04702a3d5
parent 39759 jdk/src/java.base/share/native/libjimage/NativeImageBuffer.cpp@427916042881
permissions -rw-r--r--
8187443: Forest Consolidation: Move files to unified layout Reviewed-by: darcy, ihse
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
36511
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     1
/*
39759
427916042881 8161718: Copyright/License updates to corba, jdk
bchristi
parents: 36511
diff changeset
     2
 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
36511
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     3
 *
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     4
 * Redistribution and use in source and binary forms, with or without
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     5
 * modification, are permitted provided that the following conditions
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     6
 * are met:
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     7
 *
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     8
 *   - Redistributions of source code must retain the above copyright
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
     9
 *     notice, this list of conditions and the following disclaimer.
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    10
 *
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    11
 *   - Redistributions in binary form must reproduce the above copyright
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    12
 *     notice, this list of conditions and the following disclaimer in the
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    13
 *     documentation and/or other materials provided with the distribution.
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    14
 *
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    15
 *   - Neither the name of Oracle nor the names of its
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    16
 *     contributors may be used to endorse or promote products derived
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    17
 *     from this software without specific prior written permission.
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    18
 *
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    19
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    20
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    21
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    22
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    23
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    24
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    25
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    26
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    27
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    28
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    29
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    30
 */
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    31
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    32
#include <string.h>
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    33
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    34
#include "jni.h"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    35
#include "jni_util.h"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    36
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    37
#include "endian.hpp"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    38
#include "imageDecompressor.hpp"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    39
#include "imageFile.hpp"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    40
#include "inttypes.hpp"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    41
#include "jimage.hpp"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    42
#include "osSupport.hpp"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    43
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    44
#include "jdk_internal_jimage_NativeImageBuffer.h"
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    45
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    46
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    47
JNIEXPORT jobject JNICALL
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    48
Java_jdk_internal_jimage_NativeImageBuffer_getNativeMap(JNIEnv *env,
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    49
        jclass cls, jstring path) {
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    50
    const char *nativePath = env->GetStringUTFChars(path, NULL);
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    51
    ImageFileReader* reader = ImageFileReader::find_image(nativePath);
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    52
    env->ReleaseStringUTFChars(path, nativePath);
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    53
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    54
    if (reader != NULL) {
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    55
        return env->NewDirectByteBuffer(reader->get_index_address(), (jlong)reader->map_size());
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    56
    }
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    57
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    58
    return 0;
9d0388c6b336 8142968: Module System implementation
alanb
parents:
diff changeset
    59
}