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8331671: Implement JEP 472: Prepare to Restrict the Use of JNI

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Reviewed-by: jpai, prr, ihse, kcr, alanb
This commit is contained in:
Maurizio Cimadamore 2024-08-26 09:17:45 +00:00
parent ce83f6af64
commit 20d8f58c92
107 changed files with 551 additions and 182 deletions
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17
src/java.base/share/classes/java/lang/Runtime.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1995, 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1995, 2024, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2019, Azul Systems, Inc. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
@ -36,6 +36,7 @@ import java.util.Optional;
import java.util.StringTokenizer;
import jdk.internal.access.SharedSecrets;
import jdk.internal.javac.Restricted;
import jdk.internal.reflect.CallerSensitive;
import jdk.internal.reflect.Reflection;
@ -828,14 +829,19 @@ public class Runtime {
* a native library image by the host system.
* @throws NullPointerException if {@code filename} is
* {@code null}
* @throws IllegalCallerException if the caller is in a module that
* does not have native access enabled.
* @spec jni/index.html Java Native Interface Specification
* @see java.lang.Runtime#getRuntime()
* @see java.lang.SecurityException
* @see java.lang.SecurityManager#checkLink(java.lang.String)
*/
@CallerSensitive
@Restricted
public void load(String filename) {
load0(Reflection.getCallerClass(), filename);
Class<?> caller = Reflection.getCallerClass();
Reflection.ensureNativeAccess(caller, Runtime.class, "load", false);
load0(caller, filename);
}
void load0(Class<?> fromClass, String filename) {
@ -894,13 +900,18 @@ public class Runtime {
* native library image by the host system.
* @throws NullPointerException if {@code libname} is
* {@code null}
* @throws IllegalCallerException if the caller is in a module that
* does not have native access enabled.
* @spec jni/index.html Java Native Interface Specification
* @see java.lang.SecurityException
* @see java.lang.SecurityManager#checkLink(java.lang.String)
*/
@CallerSensitive
@Restricted
public void loadLibrary(String libname) {
loadLibrary0(Reflection.getCallerClass(), libname);
Class<?> caller = Reflection.getCallerClass();
Reflection.ensureNativeAccess(caller, Runtime.class, "loadLibrary", false);
loadLibrary0(caller, libname);
}
void loadLibrary0(Class<?> fromClass, String libname) {