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      1 /*
      2  * [The "BSD licence"]
      3  * Copyright (c) 2010 Ben Gruver (JesusFreke)
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. The name of the author may not be used to endorse or promote products
     15  *    derived from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 package org.jf.baksmali.Adaptors;
     30 
     31 import org.jf.dexlib.Util.Utf8Utils;
     32 import org.jf.util.IndentingWriter;
     33 import org.jf.dexlib.CodeItem;
     34 import org.jf.dexlib.StringIdItem;
     35 import org.jf.dexlib.TypeIdItem;
     36 
     37 import java.io.IOException;
     38 
     39 public abstract class DebugMethodItem extends MethodItem {
     40     private final double sortOrder;
     41 
     42     public DebugMethodItem(int codeAddress, double sortOrder) {
     43         super(codeAddress);
     44         this.sortOrder = sortOrder;
     45     }
     46 
     47     public double getSortOrder() {
     48         return sortOrder;
     49     }
     50 
     51     protected static void writeLine(IndentingWriter writer, int line) throws IOException {
     52         writer.write(".line ");
     53         writer.printSignedIntAsDec(line);
     54     }
     55 
     56     protected static void writeEndPrologue(IndentingWriter writer) throws IOException {
     57         writer.write(".prologue");
     58     }
     59 
     60     protected static void writeBeginEpilogue(IndentingWriter writer) throws IOException {
     61         writer.write(".epilogue");
     62     }
     63 
     64     protected static void writeStartLocal(IndentingWriter writer, CodeItem codeItem, int register,
     65                                           StringIdItem name, TypeIdItem type, StringIdItem signature)
     66                                           throws IOException {
     67         writer.write(".local ");
     68         RegisterFormatter.writeTo(writer, codeItem, register);
     69         writer.write(", ");
     70         writer.write(name.getStringValue());
     71         writer.write(':');
     72         writer.write(type.getTypeDescriptor());
     73         if (signature != null) {
     74             writer.write(",\"");
     75             writer.write(signature.getStringValue());
     76             writer.write('"');
     77         }
     78     }
     79 
     80     protected static void writeEndLocal(IndentingWriter writer, CodeItem codeItem, int register, StringIdItem name,
     81                                        TypeIdItem type, StringIdItem signature) throws IOException {
     82         writer.write(".end local ");
     83         RegisterFormatter.writeTo(writer, codeItem, register);
     84 
     85         if (name != null) {
     86             writer.write("           #");
     87             writer.write(name.getStringValue());
     88             writer.write(':');
     89             writer.write(type.getTypeDescriptor());
     90             if (signature != null) {
     91                 writer.write(",\"");
     92                 writer.write(signature.getStringValue());
     93                 writer.write('"');
     94             }
     95         }
     96     }
     97 
     98 
     99     protected static void writeRestartLocal(IndentingWriter writer, CodeItem codeItem, int register,
    100                                          StringIdItem name, TypeIdItem type, StringIdItem signature)
    101                                          throws IOException {
    102         writer.write(".restart local ");
    103         RegisterFormatter.writeTo(writer, codeItem, register);
    104 
    105         if (name != null) {
    106             writer.write("       #");
    107             writer.write(name.getStringValue());
    108             writer.write(':');
    109             writer.write(type.getTypeDescriptor());
    110             if (signature != null) {
    111                 writer.write(",\"");
    112                 writer.write(signature.getStringValue());
    113                 writer.write('"');
    114             }
    115         }
    116     }
    117 
    118     protected static void writeSetFile(IndentingWriter writer, String fileName) throws IOException {
    119         writer.write(".source \"");
    120         Utf8Utils.writeEscapedString(writer, fileName);
    121         writer.write('"');
    122     }
    123 }
    124