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package vite.utils;

public class BytesUtils {


    public static byte[] intToByte(int val) {
        byte[] b = new byte[4];
        b[3] = (byte) (val & 0xff);
        b[2] = (byte) ((val >> 8) & 0xff);
        b[1] = (byte) ((val >> 16) & 0xff);
        b[0] = (byte) ((val >> 24) & 0xff);
        return b;
    }


    public static byte[] byteMerger(byte[] bt1, byte[] bt2) {
        byte[] bt3 = new byte[bt1.length + bt2.length];
        System.arraycopy(bt1, 0, bt3, 0, bt1.length);
        System.arraycopy(bt2, 0, bt3, bt1.length, bt2.length);
        return bt3;
    }


    public static byte[] LongToBytes(long values) {
        byte[] buffer = new byte[8];
        for (int i = 0; i < 8; i++) {
            int offset = 64 - (i + 1) * 8;
            buffer[i] = (byte) ((values >> offset) & 0xff);
        }
        return buffer;
    }

    public static byte[] int2Bytes(int integer) {
        byte[] bytes = new byte[4];

        bytes[0] = (byte) (integer >> 24);
        bytes[1] = (byte) (integer >> 16);
        bytes[2] = (byte) (integer >> 8);
        bytes[3] = (byte) integer;


        return bytes;
    }
}