android-34/com/android/internal/org/bouncycastle/math/raw/Bits.java

/* GENERATED SOURCE. DO NOT MODIFY. */
package com.android.internal.org.bouncycastle.math.raw;

/**
 * @hide This class is not part of the Android public SDK API
 */
public abstract class Bits
{
    public static int bitPermuteStep(int x, int m, int s)
    {
        int t = (x ^ (x >>> s)) & m;
        return  (t ^ (t <<  s)) ^ x;
    }

    public static long bitPermuteStep(long x, long m, int s)
    {
        long t = (x ^ (x >>> s)) & m;
        return   (t ^ (t <<  s)) ^ x;
    }

    public static int bitPermuteStepSimple(int x, int m, int s)
    {
        return ((x & m) << s) | ((x >>> s) & m);
    }

    public static long bitPermuteStepSimple(long x, long m, int s)
    {
        return ((x & m) << s) | ((x >>> s) & m);
    }
}