binary search program in c

binary_search.c

int binary_search(int value, int values[], int min, int max)
{
    if (max < min)
    {
        return -1;
    }
    int midpoint = (min + max) / 2;
    if (values[midpoint] < value)
    {
        return binary_search(value, values, midpoint + 1, max);
    }
    else if (values[midpoint] > value)
    {
        return binary_search(value, values, min, midpoint - 1);
    }
    return values[midpoint];
}