package J3;

import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.IntBuffer;

/* JADX INFO: loaded from: classes.dex */
public abstract class a {

    /* JADX INFO: renamed from: a, reason: collision with root package name */
    public static final int[] f3467a = c(new byte[]{101, 120, 112, 97, 110, 100, 32, 51, 50, 45, 98, 121, 116, 101, 32, 107});

    public static void a(int i, int i5, int i8, int i9, int[] iArr) {
        int i10 = iArr[i] + iArr[i5];
        iArr[i] = i10;
        int i11 = i10 ^ iArr[i9];
        int i12 = (i11 >>> (-16)) | (i11 << 16);
        iArr[i9] = i12;
        int i13 = iArr[i8] + i12;
        iArr[i8] = i13;
        int i14 = iArr[i5] ^ i13;
        int i15 = (i14 >>> (-12)) | (i14 << 12);
        iArr[i5] = i15;
        int i16 = iArr[i] + i15;
        iArr[i] = i16;
        int i17 = iArr[i9] ^ i16;
        int i18 = (i17 >>> (-8)) | (i17 << 8);
        iArr[i9] = i18;
        int i19 = iArr[i8] + i18;
        iArr[i8] = i19;
        int i20 = iArr[i5] ^ i19;
        iArr[i5] = (i20 >>> (-7)) | (i20 << 7);
    }

    public static void b(int[] iArr) {
        for (int i = 0; i < 10; i++) {
            a(0, 4, 8, 12, iArr);
            a(1, 5, 9, 13, iArr);
            a(2, 6, 10, 14, iArr);
            a(3, 7, 11, 15, iArr);
            a(0, 5, 10, 15, iArr);
            a(1, 6, 11, 12, iArr);
            a(2, 7, 8, 13, iArr);
            a(3, 4, 9, 14, iArr);
        }
    }

    public static int[] c(byte[] bArr) {
        IntBuffer intBufferAsIntBuffer = ByteBuffer.wrap(bArr).order(ByteOrder.LITTLE_ENDIAN).asIntBuffer();
        int[] iArr = new int[intBufferAsIntBuffer.remaining()];
        intBufferAsIntBuffer.get(iArr);
        return iArr;
    }
}