Jenkins Hash algorithm

JenkinsHash.cs

public static int GetJenkinsHash(this int[] values)
{
    unchecked
    {
        uint hash, i;
        for (hash = i = 0; i < values.Length; ++i)
        {
            hash += (uint)(values[(int)i]);
            hash += (hash << 10);
            hash ^= (hash >> 6);
        }
        hash += (hash << 3);
        hash ^= (hash >> 11);
        hash += (hash << 15);
        return (int)hash;
    }
}

public static int GetJenkinsHash(this string text)        
{
    // http://en.wikipedia.org/wiki/Jenkins_hash_function
    unchecked
    {
        uint hash, i;
        for(hash = i = 0; i < text.Length; ++i)
        {
            hash += (uint)(text[(int)i]);
            hash += (hash << 10);
            hash ^= (hash >> 6);
        }
        hash += (hash << 3);
        hash ^= (hash >> 11);
        hash += (hash << 15);
        return (int)hash;
    }
}