Fix #6

- Decryption using disc key didn't work as it was encrypting the key before usage

.gitignore

@@ -2,6 +2,10 @@
 *.ird
 *.gz
 
+PS3_GAME/
+PS3_UPDATE/
+PS3_DISC.SFB
+
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]
@@ -105,4 +109,4 @@ venv.bak/
 /site
 
 # mypy
-.mypy_cache/
+.mypy_cache/

libray/iso.py

@@ -117,7 +117,7 @@ class ISO:
 
       self.disc_key = cipher.encrypt(self.ird.data1)
     else:
-      self.disc_key = cipher.encrypt(core.to_bytes(args.decryption_key))
+      self.disc_key = core.to_bytes(args.decryption_key)
 
 
   def decrypt(self, args):