Add Main_Class

Author: sam-mg

Main.py

@@ -1,5 +1,6 @@
 from Input_Padder import InputPadder
 from Padded_Parser import InputParser
+from Main_Class import MainClass
 
 input_string = str(input("Enter the data: "))
 
@@ -9,4 +10,8 @@
 
 expanded_message_schedule = InputParser(padded_input_string).process_chunks()
 
-print("Expanded Message Schedule: ", expanded_message_schedule)
+print("Expanded Message Schedule: ", expanded_message_schedule)
+
+hash_result = MainClass(expanded_message_schedule).hash_message()
+
+print("The Hash Result: ", hash_result)

Main_Class.py

@@ -0,0 +1,48 @@
+from Right_Rotator import RightRotator
+
+class MainClass:
+    K = [
+        0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
+        0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
+        0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
+        0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
+        0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
+        0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
+        0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
+        0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2,
+    ]
+
+    H = [
+        0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19,
+    ]
+
+    def __init__(self, expanded_message_schedule):
+        self.expanded_message_schedule = expanded_message_schedule
+
+    def hash_message(self):
+        for chunk in self.expanded_message_schedule:
+            a, b, c, d, e, f, g, h = self.H
+            
+            for i in range(64):
+                w_i = chunk[i]
+                
+                s1 = RightRotator(e, 6).right_rotate() ^ RightRotator(e, 11).right_rotate() ^ RightRotator(e, 25).right_rotate()
+                ch = (e & f) ^ (~e & g)
+                temp1 = (h + s1 + ch + MainClass.K[i] + w_i) & 0xFFFFFFFF
+                
+                s0 = RightRotator(a, 2).right_rotate() ^ RightRotator(a, 13).right_rotate() ^ RightRotator(a, 22).right_rotate()
+                maj = (a & b) ^ (a & c) ^ (b & c)
+                temp2 = (s0 + maj) & 0xFFFFFFFF
+                
+                h, g, f, e, d, c, b, a = g, f, e, (d + temp1) & 0xFFFFFFFF, c, b, a, (temp1 + temp2) & 0xFFFFFFFF
+            
+            self.H[0] = (self.H[0] + a) & 0xFFFFFFFF
+            self.H[1] = (self.H[1] + b) & 0xFFFFFFFF
+            self.H[2] = (self.H[2] + c) & 0xFFFFFFFF
+            self.H[3] = (self.H[3] + d) & 0xFFFFFFFF
+            self.H[4] = (self.H[4] + e) & 0xFFFFFFFF
+            self.H[5] = (self.H[5] + f) & 0xFFFFFFFF
+            self.H[6] = (self.H[6] + g) & 0xFFFFFFFF
+            self.H[7] = (self.H[7] + h) & 0xFFFFFFFF
+        
+        return ''.join(f'{x:08x}' for x in self.H)

Padded_Parser.py

@@ -15,6 +15,6 @@ def process_chunks(self):
                 s1 = RightRotator(w[i - 2], 17).right_rotate() ^ RightRotator(w[i - 2], 19).right_rotate() ^ (w[i - 2] >> 10)
                 w[i] = (w[i - 16] + s0 + w[i - 7] + s1) & 0xFFFFFFFF
 
-                result.append(w)
+            result.append(w)
 
         return result