blowfish cmake change

CMakeLists.txt

@@ -10,8 +10,9 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 set(SQLITECPP_RUN_CPPCHECK OFF CACHE BOOL "" FORCE)
 set(SQLITECPP_RUN_CPPLINT OFF CACHE BOOL "" FORCE)
-
-add_subdirectory(blowfish)
+if(NOT TARGET libblowfish)
+    add_subdirectory(blowfish)
+endif()
 
 add_executable(${PROJECT_NAME} ${SOURCES})
 

include/Utils.hpp

@@ -0,0 +1,65 @@
+/**
+ * /mnt/z/my_git/RCRS-CSD-327/include/Utils.hpp
+ * @file Utils.hpp
+ * @author Avinal Kumar
+ * @since March 04, 2021
+ *
+ * Utilities
+ */
+// include blowfish library
+#include <blowfish/blowfish.hpp>
+
+// include standard headers
+#include <filesystem>
+#include <fstream>
+#include <iostream>
+#include <string>
+#include <vector>
+
+// defines
+namespace fs = std::filesystem;
+
+#if !defined(UTILS_HPP)
+#define UTILS_HPP
+
+namespace MCPS {
+
+struct filestat {
+  std::string filename;
+  fs::path filepath;
+  DWORD filesize;
+  fs::file_type filetype;
+  std::time_t m_time;
+  bool is_regular;
+
+  filestat(std::string const &file_name);
+  void print();
+
+private:
+  template <typename TP> std::time_t to_time_t(TP tp) {
+    using namespace std::chrono;
+    auto sctp = time_point_cast<system_clock::duration>(tp - TP::clock::now() +
+                                                        system_clock::now());
+    return system_clock::to_time_t(sctp);
+  }
+};
+
+class fileop {
+private:
+  std::unordered_map<std::string, filestat> _files;
+
+public:
+  DWORD read_file(std::string const &infile, std::vector<char> &input_buf,
+                  filestat const &stat);
+
+  DWORD write_file(std::string const &outfile, std::vector<char> &output_buf,
+                   DWORD out_size);
+  std::unordered_map<std::string, filestat> scan_current_directory();
+  DWORD pad_input(std::vector<char> &input_buf, DWORD in_size);
+  DWORD attch_key(std::vector<char> &input_buf, std::string const &key,
+                  DWORD in_size);
+};
+
+} // namespace MCPS
+
+#endif // UTILS_HPP