Remove unused EncryptionKeys struct

src/lib/crypt.rs

@@ -7,30 +7,6 @@ use rayon::prelude::*;
 
 type DesCfb = Cfb<Des>;
 
-pub struct EncryptionKeys {
-    current: u64,
-}
-
-impl Iterator for EncryptionKeys {
-    type Item = Vec<u8>;
-
-    /// Increases the stored number by one
-    fn next(&mut self) -> Option<Self::Item> {
-        if self.current < std::u64::MAX {
-            self.current += 1;
-            Some(self.current.to_be_bytes().to_vec())
-        } else {
-            None
-        }
-    }
-}
-
-impl EncryptionKeys {
-    pub fn new() -> Self {
-        Self { current: 0 }
-    }
-}
-
 /// Encrypts data with des
 pub fn encrypt_data(data: &[u8], key: &[u8]) -> Vec<u8> {
     let iv = rand::thread_rng().gen::<[u8; 8]>();
@@ -67,10 +43,9 @@ pub fn decrypt_with_dictionary(
     });
     if let Some((pw, key)) = pass {
         println!("Password found: {}", pw);
-        Some(decrypt_data(data, &key))
-    } else {
-        None
+        return Some(decrypt_data(data, &key));
     }
+    None
 }
 
 /// Decrypts data by generating all possible keys
@@ -88,8 +63,7 @@ pub fn decrypt_brute_brute_force(data: &[u8], checksum: &[u8]) -> Option<Vec<u8>
         let key: &[u8] = &num.to_le_bytes();
         println!("Key found: {:?}", key);
 
-        Some(decrypt_data(data, key))
-    } else {
-        None
+        return Some(decrypt_data(data, key));
     }
+    None
 }