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Candidate release of source code.
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/* ###
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* IP: GHIDRA
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//Create a function after terminal instruction
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import ghidra.app.script.GhidraScript;
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import ghidra.program.model.address.Address;
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import ghidra.program.model.block.CodeBlock;
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import ghidra.program.model.block.PartitionCodeSubModel;
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import ghidra.program.model.listing.*;
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import ghidra.program.model.symbol.RefType;
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public class CreateFunctionAfterTerminals extends GhidraScript {
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private int numTried;
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private int numCreated;
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@Override
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public void run() throws Exception {
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InstructionIterator instIter = currentProgram.getListing().getInstructions(true);
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while (instIter.hasNext() && !monitor.isCancelled()) {
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Instruction instruction = instIter.next();
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if (instruction.getFlowType() == RefType.TERMINATOR) {
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Address funcAddr = instruction.getMaxAddress().next();
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Function func = currentProgram.getFunctionManager().getFunctionContaining(funcAddr);
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if (func == null) {
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numTried++;
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Instruction funcBeginInstr =
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currentProgram.getListing().getInstructionAt(funcAddr);
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if (funcBeginInstr != null) {
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createFunctionNear(funcAddr);
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}
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}
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}
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}
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// Log what we did
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Address histAddr = currentProgram.getMemory().getMinAddress();
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String tmpString = "\nScript: CreateFunctionAfterTerminals()";
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tmpString = " Found " + numTried + " locations. Created " + numCreated + " functions.";
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}
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protected Function createFunctionNear(Address addr) throws Exception {
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PartitionCodeSubModel partitionBlockModel = new PartitionCodeSubModel(currentProgram);
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CodeBlock[] blocks = partitionBlockModel.getCodeBlocksContaining(addr, monitor);
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if (blocks.length != 1) {
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println("*************************** Couldn't handle it at " + addr.toString());
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return null;
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}
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Address address = blocks[0].getFirstStartAddress();
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Function func = null;
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try {
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func = createFunction(address, null);
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}
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catch (Exception e) {
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println("Exception thrown creating function:\n" + e.getMessage());
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}
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if (func == null) {
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println("Tried to create Function At " + addr.toString() + " unsuccessfully");
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}
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else {
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println("Created Function At " + address.toString());
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numCreated++;
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}
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return func;
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}
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}
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