add metadata parser/encoder

2022-07-18 14:15:25 +02:00
2 changed files with 10 additions and 7 deletions
@@ -117,9 +117,16 @@ public class Mnemonic {
  }

  public static byte[] toBinarySeed(String mnemonicPhrase, String password) {
-    SecretKeyFactory skf = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA512", "BC");
-    PBEKeySpec spec = new PBEKeySpec(mnemonicPhrase.toCharArray(), ("mnemonic" + password).getBytes(), 2048, 512);
-    SecretKey key = skf.generateSecret(spec);
+    SecretKey key;
+
+    try {
+      SecretKeyFactory skf = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA512", "BC");
+      PBEKeySpec spec = new PBEKeySpec(mnemonicPhrase.toCharArray(), ("mnemonic" + password).getBytes(), 2048, 512);
+      key = skf.generateSecret(spec);
+    } catch (Exception e) {
+      throw new RuntimeException("Is Bouncycastle correctly initialized?");
+    }
+
    return key.getEncoded();
  }

@@ -31,10 +31,6 @@ public class Crypto {
    }
  }

-  static {
-    Crypto.addBouncyCastleProvider();
-  }
-
  /**
   * Derives a session key for SCP02.
   *