JunZhang
4 years ago
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1 changed files with
6 additions and
1 deletions
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app/src/main/java/com/cobo/cold/viewmodel/SetupVaultViewModel.java
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@ -190,7 +190,12 @@ public class SetupVaultViewModel extends AndroidViewModel { |
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} |
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public void generateMnemonicFromDiceRolls(byte[] diceRolls) { |
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String entropy = Hex.toHexString(Objects.requireNonNull(HashUtil.sha256(diceRolls))); |
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//Use the same algorithm as https://iancoleman.io/bip39/
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StringBuilder rolls = new StringBuilder(); |
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for (byte b: diceRolls) { |
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rolls.append(b % 6); |
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} |
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String entropy = Hex.toHexString(Objects.requireNonNull(HashUtil.sha256(rolls.toString()))); |
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String mnemonic = Bip39.generateMnemonic(entropy); |
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this.mnemonic.postValue(mnemonic); |
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} |
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