/*
* [The "BSD licence"]
* Copyright (c) 2010 Ben Gruver (JesusFreke)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.jf.dexlib.Code.Format;
import org.jf.dexlib.Code.Instruction;
import org.jf.dexlib.Util.AnnotatedOutput;
/**
* This represents a "fixed" odexed instruction, where the object register is always null and so the correct type
* can't be determined. Typically, these are replaced by an equivalent instruction that would have the same
* effect (namely, an NPE)
*/
public class UnresolvedOdexInstruction extends Instruction {
public final Instruction OriginalInstruction;
//the register number that holds the (null) reference type that the instruction operates on
public final int ObjectRegisterNum;
public UnresolvedOdexInstruction(Instruction originalInstruction, int objectRegisterNumber) {
super(originalInstruction.opcode);
this.OriginalInstruction = originalInstruction;
this.ObjectRegisterNum = objectRegisterNumber;
}
protected void writeInstruction(AnnotatedOutput out, int currentCodeAddress) {
throw new RuntimeException("Cannot rewrite an instruction that couldn't be deodexed");
}
@Override
public int getSize(int codeAddress) {
return OriginalInstruction.getSize(codeAddress);
}
public Format getFormat() {
return Format.UnresolvedOdexInstruction;
}
}