gdecomp

#!/bin/bash

# Script to automatically decompile and output source code of a binary with ghidra

if [ "$#" -ne 2 ]  &&  [ "$#" != 1 ];
then
  echo ""
  echo "Usage:"
  echo "$0 <binary path> <output source path>"
  echo "$0 <binary path>"
  echo ""
  exit 1
fi

GHIDRA_PATH=/opt/ghidra

if [ ! -d $GHIDRA_PATH ] || [ -L $GHIDRA_PATH ];
  then
    echo "$GHIDRA_PATH not found. Ghidra not found."
    exit 1
fi

DECOMPILE_SCRIPT_PATH=/opt/shingeki/Decompile.java

if [ ! -f "$DECOMPILE_SCRIPT_PATH" ]; 
  then
    echo "$DECOMPILE_SCRIPT_PATH does not exist! Check your path."
    exit 1
fi


WORK_FOLDER=$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 13 ; echo '')

# Create workfolder

mkdir /tmp/$WORK_FOLDER

# Receive 2 arguments

echo "Decompiling..."

if [ "$#" ==  2 ]; 
  then
    $GHIDRA_PATH/support/analyzeHeadless . .t -import $1  -postscript $DECOMPILE_SCRIPT_PATH $2 2>/dev/null >/dev/null
fi

if [ "$#" ==  1 ]; 
  then
    $GHIDRA_PATH/support/analyzeHeadless . .t -import $1  -postscript $DECOMPILE_SCRIPT_PATH $1.c 2>/dev/null >/dev/null
fi

# Remove gpr and rep files first (CAREFUL!)
# Cleaning files

echo "Cleaning files..."
rm -rf *.gpr *.rep
rm -rf .t*