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hash phrase fixes

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This commit is contained in:
Kyle Spearrin 2019-05-15 12:53:01 -04:00
parent 67e458833f
commit d4ed276684
1 changed files with 8 additions and 9 deletions
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17
src/Core/Services/CryptoService.cs
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@ -7,6 +7,7 @@ using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Numerics;
namespace Bit.Core.Services
{
@ -790,10 +791,8 @@ namespace Bit.Core.Services
private List<string> HashPhrase(byte[] hash, int minimumEntropy = 64)
{
// TODO: word list
var EEFLongWordList = new string[] { };
var entropyPerWord = Math.Log(EEFLongWordList.Length) / Math.Log(2);
var wordLength = Utilities.WordList.EEFLongWordList.Count;
var entropyPerWord = Math.Log(wordLength) / Math.Log(2);
var numWords = (int)Math.Ceiling(minimumEntropy / entropyPerWord);
var entropyAvailable = hash.Length * 4;
@ -803,13 +802,13 @@ namespace Bit.Core.Services
}
var phrase = new List<string>();
// TODO: big int from array
var hashNumber = 123; // bigInt.fromArray(hash, 256);
var hashHex = string.Concat("0", BitConverter.ToString(hash).Replace("-", ""));
var hashNumber = BigInteger.Parse(hashHex, System.Globalization.NumberStyles.HexNumber);
while(numWords-- > 0)
{
// var remainder = hashNumber.mod(EEFLongWordList.Length);
// hashNumber = hashNumber.divide(EEFLongWordList.Length);
// phrase.Add(EEFLongWordList[remainder]);
var remainder = (int)(hashNumber % wordLength);
hashNumber = hashNumber / wordLength;
phrase.Add(Utilities.WordList.EEFLongWordList[remainder]);
}
return phrase;
}