Package com.coderslagoon.crypto.estreamj.framework

Class Utils

java.lang.Object

com.coderslagoon.crypto.estreamj.framework.Utils

public class Utils
extends Object

Method Summary

Modifier and Type	Method	Description
static boolean	arraysEquals(byte[] a, int ofsA, byte[] b, int ofsB, int len)
static boolean	checkPattern123(byte[] buf, int ofs, int len)
static void	fillPattern123(byte[] buf, int ofs, int len)
static int	hexDump(InputStream is, PrintStream ps, int maxRead, int bytesPerLine)
static byte[]	hexStrToBytes(String hex)
static byte[]	makeOutputBuffer(int len, int extraLen)
static final int	readInt32BE(byte[] data, int ofs)
static final int	readInt32LE(byte[] data, int ofs)
static final long	readInt64BE(byte[] data, int ofs)
static byte[]	swapByteOrder32(byte[] data, int ofs, int len)
static final void	writeInt32BE(int value, byte[] data, int ofs)
static final void	writeInt32LE(int value, byte[] data, int ofs)
static final void	writeInt64BE(long value, byte[] data, int ofs)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

fillPattern123

public static void fillPattern123(byte[] buf,
 int ofs,
 int len)

checkPattern123

public static boolean checkPattern123(byte[] buf,
 int ofs,
 int len)

makeOutputBuffer

public static byte[] makeOutputBuffer(int len,
 int extraLen)

arraysEquals

public static boolean arraysEquals(byte[] a,
 int ofsA,
 byte[] b,
 int ofsB,
 int len)

readInt32LE

public static final int readInt32LE(byte[] data,
 int ofs)

writeInt32LE

public static final void writeInt32LE(int value,
 byte[] data,
 int ofs)

readInt32BE

public static final int readInt32BE(byte[] data,
 int ofs)

writeInt32BE

public static final void writeInt32BE(int value,
 byte[] data,
 int ofs)

readInt64BE

public static final long readInt64BE(byte[] data,
 int ofs)

writeInt64BE

public static final void writeInt64BE(long value,
 byte[] data,
 int ofs)

hexStrToBytes

public static byte[] hexStrToBytes(String hex)

hexDump

public static int hexDump(InputStream is,
 PrintStream ps,
 int maxRead,
 int bytesPerLine)

swapByteOrder32

public static byte[] swapByteOrder32(byte[] data,
 int ofs,
 int len)