OffsetInstructionFormatMethodItem.java revision 754b3c4dc009b7a02e39001560c3f0fd6a7cc2c0
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/* 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * [The "BSD licence"] 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Copyright (c) 2010 Ben Gruver (JesusFreke) 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * All rights reserved. 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * Redistribution and use in source and binary forms, with or without 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * modification, are permitted provided that the following conditions 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * are met: 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 11868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * notice, this list of conditions and the following disclaimer in the 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * documentation and/or other materials provided with the distribution. 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * 3. The name of the author may not be used to endorse or promote products 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * derived from this software without specific prior written permission. 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) * 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) */ 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)package org.jf.baksmali.Adaptors.Format; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)import org.jf.baksmali.Adaptors.LabelMethodItem; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)import org.jf.baksmali.Adaptors.MethodDefinition; 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)import org.jf.dexlib2.Opcode; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)import org.jf.dexlib2.iface.instruction.OffsetInstruction; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)import org.jf.util.IndentingWriter; 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)import java.io.IOException; 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)public class OffsetInstructionFormatMethodItem extends InstructionMethodItem<OffsetInstruction> { 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected LabelMethodItem label; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public OffsetInstructionFormatMethodItem(MethodDefinition methodDef, int codeAddress, 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OffsetInstruction instruction) { 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) super(methodDef, codeAddress, instruction); 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) label = new LabelMethodItem(codeAddress + instruction.getCodeOffset(), getLabelPrefix()); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) label = methodDef.getLabelCache().internLabel(label); 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 49a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 50a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) @Override 51a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) protected void writeTargetLabel(IndentingWriter writer) throws IOException { 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) label.writeTo(writer); 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public LabelMethodItem getLabel() { 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return label; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private String getLabelPrefix() { 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Opcode opcode = instruction.getOpcode(); 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) switch (opcode.format) { 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case Format10t: 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case Format20t: 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) case Format30t: 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return "goto_"; 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case Format21t: 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case Format22t: 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return "cond_"; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case Format31t: 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (opcode == Opcode.FILL_ARRAY_DATA) { 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return "array_"; 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (opcode == Opcode.PACKED_SWITCH) { 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return "pswitch_data_"; 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Opcode.SPARSE_SWITCH; 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return "sswitch_data_"; 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) assert false; 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return null; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)