1 /* 2 * Copyright 2013, Google Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 package org.jf.dexlib2.analysis; 33 34 import org.jf.dexlib2.Opcode; 35 import org.jf.dexlib2.iface.instruction.Instruction; 36 37 /** 38 * This represents a "fixed" odexed instruction, where the object register is always null and so the correct type 39 * can't be determined. Typically, these are replaced by an equivalent instruction that would have the same 40 * effect (namely, an NPE) 41 */ 42 public class UnresolvedOdexInstruction implements Instruction { 43 public final Instruction originalInstruction; 44 //the register number that holds the (null) reference type that the instruction operates on 45 public final int objectRegisterNum; 46 47 public UnresolvedOdexInstruction(Instruction originalInstruction, int objectRegisterNumber) { 48 this.originalInstruction = originalInstruction; 49 this.objectRegisterNum = objectRegisterNumber; 50 } 51 52 @Override public Opcode getOpcode() { 53 return originalInstruction.getOpcode(); 54 } 55 56 @Override public int getCodeUnits() { 57 return originalInstruction.getCodeUnits(); 58 } 59 } 60