From 0a366dcbd80841e6372530e9fe9de4be9945c4ca Mon Sep 17 00:00:00 2001
From: avinal <185067@nith.ac.in>
Date: Sat, 6 Mar 2021 23:12:59 +0530
Subject: [PATCH] changed according to Google Guidelines

---
 include/blowfish/{blowfish.hpp => blowfish.h} | 34 ++++++++++---------
 1 file changed, 18 insertions(+), 16 deletions(-)
 rename include/blowfish/{blowfish.hpp => blowfish.h} (52%)

diff --git a/include/blowfish/blowfish.hpp b/include/blowfish/blowfish.h
similarity index 52%
rename from include/blowfish/blowfish.hpp
rename to include/blowfish/blowfish.h
index e5730b3..f03223a 100644
--- a/include/blowfish/blowfish.hpp
+++ b/include/blowfish/blowfish.h
@@ -1,4 +1,4 @@
-/**
+/*
  * @file blowfish.hpp
  * @author Avinal Kumar
  * @since February 15, 2021
@@ -6,28 +6,30 @@
  * Blowfish Algorithm Header File
  */
 
-#define MAXKEYBYTES 56 // 448 bits max
-
-#define DWORD unsigned long
-#define WORD unsigned int
-#define BYTE unsigned char
-
-#if !defined(BLOWFISH_HPP)
-#define BLOWFISH_HPP
-
 #include <algorithm>
 #include <array>
+#include <string>
 
-class blowfish {
+#define MAXKEYBYTES 56 // 448 bits max
+#define N 16
+
+#define BYTE unsigned char
+#define DWORD unsigned long
+#define WORD unsigned int
+
+#if !defined(BLOWFISH_BLOWFISH_H_)
+#define BLOWFISH_BLOWFISH_H_
+
+class Blowfish {
 private:
-  std::array<DWORD, 16 + 2> PArray;
+  std::array<DWORD, N + 2> PArray;
   std::array<std::array<DWORD, 256>, 4> Sboxes;
   DWORD F(DWORD x);
 
 public:
-  blowfish(BYTE *key, WORD keylength);
-  void encrypt(DWORD *xl, DWORD *xr);
-  void decrypt(DWORD *xl, DWORD *xr);
+  Blowfish(std::string const &key);
+  void encrypt(DWORD &xl, DWORD &xr);
+  void decrypt(DWORD &xl, DWORD &xr);
 };
 
-#endif // BLOWFISH_HPP
+#endif // BLOWFISH_BLOWFISH_H_