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Delete unused InstructionReader class

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git-svn-id: https://smali.googlecode.com/svn/trunk@550 55b6fa8a-2a1e-11de-a435-ffa8d773f76a
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JesusFreke@JesusFreke.com
2010-01-12 07:55:02 +00:00
parent 4610bfd7a9
commit 25df744c31
1 changed files with 0 additions and 96 deletions
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96
dexlib/src/main/java/org/jf/dexlib/Code/InstructionReader.java
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@ -1,96 +0,0 @@
/*
* [The "BSD licence"]
* Copyright (c) 2009 Ben Gruver
* 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;
import org.jf.dexlib.Item;
import org.jf.dexlib.DexFile;
import org.jf.dexlib.Util.NumberUtils;
import java.util.LinkedList;
public class InstructionReader {
/**
* Decodes the instructions in the given byte array, and builds a list of the items referenced by instructions,
* using the given <code>DexFile</code> to resolve the item references
* @param insns a byte array containing encoded instructions that have just been read in
* @param dexFile the <code>DexFile</code> used to resolve item references
* @return an array of the referenced <code>Item</code> objects, in the same order as their occurance in the
* byte array
*/
public static Item[] getReferencedItems(final byte[] insns, final DexFile dexFile) {
final LinkedList<Item> referencedItems = new LinkedList<Item>();
InstructionIterator.IterateInstructions(insns, new InstructionIterator.ProcessRawInstructionDelegate() {
public void ProcessNormalInstruction(Opcode opcode, int index) {
}
public void ProcessReferenceInstruction(Opcode opcode, int index) {
if (opcode == Opcode.CONST_STRING_JUMBO) {
int itemIndex = NumberUtils.decodeInt(insns, index+2);
if (itemIndex < 0) {
throw new RuntimeException("The string index for this const-string/jumbo instruction is too large");
}
referencedItems.add(dexFile.StringIdsSection.getItemByIndex(itemIndex));
} else {
int itemIndex = NumberUtils.decodeUnsignedShort(insns, index+2);
if (itemIndex > 0xFFFF) {
throw new RuntimeException("The item index does not fit in 2 bytes");
}
switch (opcode.referenceType) {
case string:
referencedItems.add(dexFile.StringIdsSection.getItemByIndex(itemIndex));
break;
case type:
referencedItems.add(dexFile.TypeIdsSection.getItemByIndex(itemIndex));
break;
case field:
referencedItems.add(dexFile.FieldIdsSection.getItemByIndex(itemIndex));
break;
case method:
referencedItems.add(dexFile.MethodIdsSection.getItemByIndex(itemIndex));
break;
}
}
}
public void ProcessPackedSwitchInstruction(int index, int targetCount, int instructionLength) {
}
public void ProcessSparseSwitchInstruction(int index, int targetCount, int instructionLength) {
}
public void ProcessFillArrayDataInstruction(int index, int elementWidth, int elementCount, int instructionLength) {
}
});
Item[] items = new Item[referencedItems.size()];
return referencedItems.toArray(items);
}
}