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hexdump.cxx

@@ -0,0 +1,45 @@
+#include <iostream>
+#include <fstream>
+#include <iomanip>
+#include <inttypes.h>
+#include <sstream>
+#include <string>
+#include <algorithm>
+
+std::string convert_ASCII(std::string hex){
+   std::string ascii = "";
+   for (size_t i = 0; i < hex.length(); i += 2){
+      //taking two characters from hex string
+      std::string part = hex.substr(i, 2);
+      //changing it into base 16
+      char ch = stoul(part, nullptr, 16);
+      //putting it into the ASCII string
+      ascii += ch;
+   }
+   reverse(ascii.begin(), ascii.end());
+   return ascii;
+}
+
+int main(int argc, char** argv){
+
+    std::string filename = argv[1];
+    std::ifstream in(filename, std::ios::binary);
+
+    while(!in.eof()){
+        uint32_t word;
+        in.read((char*) &word, sizeof(word));
+        
+        std::stringstream ss;
+        ss << std::hex << word;
+        std::string str;
+        ss >> str;
+
+        std::cout << "0x" << std::hex 
+        << std::setw(8) << std::setfill('0') 
+        << word << "\t" << convert_ASCII(str) << std::endl;
+    }
+
+    in.close();
+
+    return 0;
+}