IppByteArray.java 4.53 KB
/*
 * Decompiled with CFR 0_118.
 */
package com.scene7.is.ipp.messages;

import com.scene7.is.ipp.messages.Ipp;
import com.scene7.is.ipp.messages.IppInt;
import com.scene7.is.ipp.messages.Offset;
import java.io.IOException;
import java.io.Writer;

public class IppByteArray {
    public IppByteArray() {
        Ipp.Assert(false, "IppByteArray ctor");
    }

    public static byte[] Unstuff(byte[] arr, Offset arrayPos) {
        int count = IppInt.Unstuff(arr, arrayPos);
        int pos = IppInt.Unstuff(arr, arrayPos);
        byte[] ba = new byte[count];
        System.arraycopy(arr, pos, ba, 0, count);
        return ba;
    }

    public static byte[][] UnstuffArray(byte[] arr, Offset arrayPos) {
        Ipp.Assert((arrayPos.val & 3) == 0, "IppByteArray alignemt");
        int count = IppInt.Unstuff(arr, arrayPos);
        int size = IppInt.Unstuff(arr, arrayPos);
        Ipp.Assert(count == 0 || size >= 8, "IppByteArray count");
        Offset roff = new Offset(IppInt.Unstuff(arr, arrayPos));
        Offset loff = new Offset(roff.val);
        byte[][] result = new byte[count][];
        for (int i = 0; i < count; ++i) {
            loff.val = roff.val;
            result[i] = IppByteArray.Unstuff(arr, loff);
            roff.val += size;
        }
        return result;
    }

    public static byte[][] UnstuffFixedArray(byte[] arr, Offset arrayPos, int count) {
        byte[][] result = new byte[count][];
        for (int i = 0; i < count; ++i) {
            result[i] = IppByteArray.Unstuff(arr, arrayPos);
        }
        return result;
    }

    public static void Stuff(byte[] arr, Offset arrayPos, Offset varPos, byte[] val) {
        if (val == null) {
            IppInt.Stuff(arr, arrayPos, varPos, 0);
            IppInt.Stuff(arr, arrayPos, varPos, 0);
            return;
        }
        IppInt.Stuff(arr, arrayPos, varPos, val.length);
        Ipp.StuffOffset(arr, arrayPos, varPos, 1);
        System.arraycopy(val, 0, arr, varPos.val, val.length);
        varPos.val += val.length;
    }

    public static void StuffArray(byte[] arr, Offset arrayPos, Offset varPos, byte[][] val) {
        Ipp.Assert((arrayPos.val & 3) == 0, "IppByteArray stuffarray align");
        int len = val != null ? val.length : 0;
        IppInt.Stuff(arr, arrayPos, varPos, len);
        IppInt.Stuff(arr, arrayPos, varPos, 8);
        Ipp.StuffOffset(arr, arrayPos, varPos, len > 0 ? 4 : 1);
        Offset varvarPos = new Offset(varPos.val + 8 * len);
        for (int i = 0; i < len; ++i) {
            IppByteArray.Stuff(arr, varPos, varvarPos, val[i]);
        }
        varPos.val = varvarPos.val;
    }

    public static void StuffFixedArray(byte[] arr, Offset arrayPos, Offset varPos, int count, byte[][] val) {
        Ipp.Assert(val.length == count, "IppByteArray count");
        for (int i = 0; i < count; ++i) {
            IppByteArray.Stuff(arr, arrayPos, varPos, val[i]);
        }
    }

    public static void Print(Writer tf, String label, byte[] it) throws IOException {
        String ll = label + "IppByteArray: ";
        tf.write(ll);
        tf.write("length ");
        tf.write(it.length);
        tf.write(" [ ");
        int l = it.length;
        if (l > 3) {
            l = 3;
        }
        for (int i = 0; i < l; ++i) {
            tf.write(it[i]);
            tf.write(" ");
        }
        int a = it.length / 4;
        int b = it.length / 2;
        int c = 3 * it.length / 4;
        int d = it.length - 1;
        if (a > l && a != b) {
            if (a > l + 1) {
                tf.write(" ... ");
            }
            tf.write(it[a]);
            l = a;
        }
        if (b > l && b != c) {
            if (b > l + 1) {
                tf.write(" ... ");
            }
            tf.write(it[b]);
            l = b;
        }
        if (c > l && c != d) {
            if (c > l + 1) {
                tf.write(" ... ");
            }
            tf.write(it[c]);
            l = c;
        }
        if (d > l) {
            if (d > l + 1) {
                tf.write(" ... ");
            }
            tf.write(it[d]);
        }
        tf.write(" ]\n");
    }

    public static void PrintArray(Writer tf, String label, byte[][] it) throws IOException {
        String ll = label + "IppByteArray Array, length: ";
        tf.write(ll);
        if (it == null) {
            tf.write("NULL!!!\n");
            return;
        }
        tf.write("" + it.length + "\n");
        for (int i = 0; i < it.length; ++i) {
            ll = label + "IppByteArray[" + String.valueOf(i) + "]: ";
            IppByteArray.Print(tf, ll, it[i]);
        }
    }
}