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package soot.jimple.toolkits.pointer.nativemethods;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 2003 Feng Qian
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 2.1 of the
* License, or (at your option) any later version.
*
* This program 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 Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import soot.SootMethod;
import soot.jimple.toolkits.pointer.representations.Environment;
import soot.jimple.toolkits.pointer.representations.ReferenceVariable;
import soot.jimple.toolkits.pointer.util.NativeHelper;
public class JavaLangSecurityManagerNative extends NativeMethodClass {
public JavaLangSecurityManagerNative(NativeHelper helper) {
super(helper);
}
/**
* Implements the abstract method simulateMethod. It distributes the request to the corresponding methods by signatures.
*/
public void simulateMethod(SootMethod method, ReferenceVariable thisVar, ReferenceVariable returnVar,
ReferenceVariable params[]) {
String subSignature = method.getSubSignature();
if (subSignature.equals("java.lang.Class[] getClassContext()")) {
java_lang_SecurityManager_getClassContext(method, thisVar, returnVar, params);
return;
} else if (subSignature.equals("java.lang.ClassLoader currentClassLoader0()")) {
java_lang_SecurityManager_currentClassLoader0(method, thisVar, returnVar, params);
return;
} else if (subSignature.equals("java.lang.Class currentLoadedClass0()")) {
java_lang_SecurityManager_currentLoadedClass0(method, thisVar, returnVar, params);
return;
} else {
defaultMethod(method, thisVar, returnVar, params);
return;
}
}
/************************* java.lang.SecurityManager ***************/
/**
* Returns the current execution stack as an array of classes.
*
* NOTE: an array of object may be created.
*
* protected native java.lang.Class getClassContext()[];
*/
public void java_lang_SecurityManager_getClassContext(SootMethod method, ReferenceVariable thisVar,
ReferenceVariable returnVar, ReferenceVariable params[]) {
helper.assignObjectTo(returnVar, Environment.v().getLeastArrayObject());
}
/**
* Returns the class loader of the most recently executing method from a class defined using a non-system class loader. A
* non-system class loader is defined as being a class loader that is not equal to the system class loader (as returned by
* ClassLoader.getSystemClassLoader()) or one of its ancestors.
*
* NOTE: returns a variable pointing to the only class loader object.
*
* private native java.lang.ClassLoader currentClassLoader0();
*/
public void java_lang_SecurityManager_currentClassLoader0(SootMethod method, ReferenceVariable thisVar,
ReferenceVariable returnVar, ReferenceVariable params[]) {
helper.assignObjectTo(returnVar, Environment.v().getClassLoaderObject());
}
/**
* Returns a variable pointing to all class objects.
*
* private native java.lang.Class currentLoadedClass0();
*/
public void java_lang_SecurityManager_currentLoadedClass0(SootMethod method, ReferenceVariable thisVar,
ReferenceVariable returnVar, ReferenceVariable params[]) {
helper.assignObjectTo(returnVar, Environment.v().getClassObject());
}
/**
* Both methods have NO side effects.
*
* protected native int classDepth(java.lang.String); private native int classLoaderDepth0();
*/
}