Fixed bugs & readded dkr_decompressor to make the build OK again

tools/dkr_decompressor.cpp

@@ -0,0 +1,69 @@
+#include <iostream> 
+#include <fstream>
+#include <sstream>
+#include <iomanip>
+#include <string> 
+#include <vector> 
+#include <cstdlib> 
+#include "dkr_decompressor_src/DKRCompression.h" 
+
+void printHelp()
+{
+    std::cout 
+    << "---- Usage ----" << std::endl
+    << " Compress file: ./dkr_decompressor -c <input_filename> <output_filename>" << std::endl
+    << " Decompress file:   ./dkr_decompressor -d <input_filename> <output_filename>" << std::endl;
+}
+
+int main(int argc, char *argv[]) 
+{
+    if(argc == 1) 
+    {
+        printHelp();
+        return 1;
+    }
+    
+    
+    std::string option = std::string(argv[1]);
+    
+    bool fileOptionCheck = ((option == "-d" || option == "-c") && argc != 4);
+    bool invalidOptionCheck = (option != "-d" && option != "-c");
+    
+    if(fileOptionCheck || invalidOptionCheck) 
+    {
+        printHelp();
+        return 1;
+    }
+    
+    
+    DKRCompression compression;
+    
+    std::string inputFilename = std::string(argv[2]);
+    std::string outputFilename = std::string(argv[3]);
+    std::vector<uint8_t> inputBinary, outputBinary;
+    
+    if(compression.readBinaryFile(inputBinary, inputFilename))
+    {
+        if (option == "-c") 
+        {
+            outputBinary = compression.compressBuffer(inputBinary);
+        } 
+        else if (option == "-d") 
+        {
+            outputBinary = compression.decompressBuffer(inputBinary);
+        }
+        
+        compression.writeBinaryFile(outputBinary, outputFilename);
+    }
+    else 
+    {
+        std::cout << "Could not read file: " << inputFilename << std::endl;
+        return 1;
+    }
+    
+    return 0;
+}
+
+
+
+