public static string ArgonHashString(string password, long opsLimit, int memLimit)
{
if (password == null)
{
throw new ArgumentNullException("password", "Password cannot be null");
}
if (opsLimit < 3L)
{
throw new ArgumentOutOfRangeException("opsLimit", "opsLimit the number of passes, has to be at least 3");
}
if (memLimit <= 0)
{
throw new ArgumentOutOfRangeException("memLimit", "memLimit cannot be zero or negative");
}
byte[] array = new byte[128];
byte[] bytes = Encoding.UTF8.GetBytes(password);
if (SodiumLibrary.crypto_pwhash_str(array, bytes, (long)bytes.Length, opsLimit, memLimit) != 0)
{
throw new OutOfMemoryException("Internal error, hash failed (usually because the operating system refused to allocate the amount of requested memory).");
}
return(Encoding.UTF8.GetString(array));
}
