0N/A/*
2362N/A * Copyright (c) 1995, 2003, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A#include "jni.h"
0N/A#include "jni_util.h"
0N/A#include "jvm.h"
0N/A
0N/A#include "java_lang_SecurityManager.h"
0N/A#include "java_lang_ClassLoader.h"
0N/A
0N/A/*
0N/A * Make sure a security manager instance is initialized.
0N/A * TRUE means OK, FALSE means not.
0N/A */
0N/Astatic jboolean
0N/Acheck(JNIEnv *env, jobject this)
0N/A{
0N/A static jfieldID initField = 0;
0N/A jboolean initialized = JNI_FALSE;
0N/A
0N/A if (initField == 0) {
0N/A jclass clazz = (*env)->FindClass(env, "java/lang/SecurityManager");
0N/A if (clazz == 0) {
0N/A (*env)->ExceptionClear(env);
0N/A return JNI_FALSE;
0N/A }
0N/A initField = (*env)->GetFieldID(env, clazz, "initialized", "Z");
0N/A if (initField == 0) {
0N/A (*env)->ExceptionClear(env);
0N/A return JNI_FALSE;
0N/A }
0N/A }
0N/A initialized = (*env)->GetBooleanField(env, this, initField);
0N/A
0N/A if (initialized == JNI_TRUE) {
0N/A return JNI_TRUE;
0N/A } else {
0N/A jclass securityException =
0N/A (*env)->FindClass(env, "java/lang/SecurityException");
0N/A if (securityException != 0) {
0N/A (*env)->ThrowNew(env, securityException,
0N/A "security manager not initialized.");
0N/A }
0N/A return JNI_FALSE;
0N/A }
0N/A}
0N/A
0N/AJNIEXPORT jobjectArray JNICALL
0N/AJava_java_lang_SecurityManager_getClassContext(JNIEnv *env, jobject this)
0N/A{
0N/A if (!check(env, this)) {
0N/A return NULL; /* exception */
0N/A }
0N/A
0N/A return JVM_GetClassContext(env);
0N/A}
0N/A
0N/AJNIEXPORT jclass JNICALL
0N/AJava_java_lang_SecurityManager_currentLoadedClass0(JNIEnv *env, jobject this)
0N/A{
0N/A /* Make sure the security manager instance is initialized */
0N/A if (!check(env, this)) {
0N/A return NULL; /* exception */
0N/A }
0N/A
0N/A return JVM_CurrentLoadedClass(env);
0N/A}
0N/A
0N/AJNIEXPORT jobject JNICALL
0N/AJava_java_lang_SecurityManager_currentClassLoader0(JNIEnv *env, jobject this)
0N/A{
0N/A /* Make sure the security manager instance is initialized */
0N/A if (!check(env, this)) {
0N/A return NULL; /* exception */
0N/A }
0N/A
0N/A return JVM_CurrentClassLoader(env);
0N/A}
0N/A
0N/AJNIEXPORT jint JNICALL
0N/AJava_java_lang_SecurityManager_classDepth(JNIEnv *env, jobject this,
0N/A jstring name)
0N/A{
0N/A /* Make sure the security manager instance is initialized */
0N/A if (!check(env, this)) {
0N/A return -1; /* exception */
0N/A }
0N/A
0N/A if (name == NULL) {
0N/A JNU_ThrowNullPointerException(env, 0);
0N/A return -1;
0N/A }
0N/A
0N/A return JVM_ClassDepth(env, name);
0N/A}
0N/A
0N/AJNIEXPORT jint JNICALL
0N/AJava_java_lang_SecurityManager_classLoaderDepth0(JNIEnv *env, jobject this)
0N/A{
0N/A /* Make sure the security manager instance is initialized */
0N/A if (!check(env, this)) {
0N/A return -1; /* exception */
0N/A }
0N/A
0N/A return JVM_ClassLoaderDepth(env);
0N/A}