org.whispersystems.libsignal.util

Class ByteUtil

java.lang.Object

org.whispersystems.libsignal.util.ByteUtil

public class ByteUtil
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
ByteUtil()

Method Summary

Modifier and Type	Method and Description
static long	byteArray4ToLong(byte[] bytes, int offset)
static long	byteArray5ToLong(byte[] bytes, int offset)
static int	byteArrayToInt(byte[] bytes)
static int	byteArrayToInt(byte[] bytes, int offset)
static int	byteArrayToIntLittleEndian(byte[] bytes, int offset)
static long	byteArrayToLong(byte[] bytes)
static long	byteArrayToLong(byte[] bytes, int offset)
static int	byteArrayToMedium(byte[] bytes, int offset)
static int	byteArrayToShort(byte[] bytes)
static int	byteArrayToShort(byte[] bytes, int offset)
static byte[]	combine(byte[]... elements)
static byte[]	copyFrom(byte[] input)
static int	highBitsToInt(byte value)
static int	highBitsToMedium(int value)
static byte	intsToByteHighAndLow(int highValue, int lowValue)
static int	intToByteArray(byte[] bytes, int offset, int value)
static byte[]	intToByteArray(int value)
static int	intToLittleEndianByteArray(byte[] bytes, int offset, int value)
static int	longTo4ByteArray(byte[] bytes, int offset, long value)
static int	longToByteArray(byte[] bytes, int offset, long value)
static byte[]	longToByteArray(long l)
static int	lowBitsToInt(byte value)
static int	lowBitsToMedium(int value)
static int	mediumToByteArray(byte[] bytes, int offset, int value)
static byte[]	mediumToByteArray(int value)
static int	shortToByteArray(byte[] bytes, int offset, int value)
static byte[]	shortToByteArray(int value)
static int	shortToLittleEndianByteArray(byte[] bytes, int offset, int value)
static byte[][]	split(byte[] input, int firstLength, int secondLength)
static byte[][]	split(byte[] input, int firstLength, int secondLength, int thirdLength)
static byte[]	trim(byte[] input, int length)

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteUtil

public ByteUtil()

Method Detail

combine

public static byte[] combine(byte[]... elements)

split

public static byte[][] split(byte[] input,
                             int firstLength,
                             int secondLength)

split

public static byte[][] split(byte[] input,
                             int firstLength,
                             int secondLength,
                             int thirdLength)
                      throws java.text.ParseException

Throws:

java.text.ParseException

trim

public static byte[] trim(byte[] input,
                          int length)

copyFrom

public static byte[] copyFrom(byte[] input)

intsToByteHighAndLow

public static byte intsToByteHighAndLow(int highValue,
                                        int lowValue)

highBitsToInt

public static int highBitsToInt(byte value)

lowBitsToInt

public static int lowBitsToInt(byte value)

highBitsToMedium

public static int highBitsToMedium(int value)

lowBitsToMedium

public static int lowBitsToMedium(int value)

shortToByteArray

public static byte[] shortToByteArray(int value)

shortToByteArray

public static int shortToByteArray(byte[] bytes,
                                   int offset,
                                   int value)

shortToLittleEndianByteArray

public static int shortToLittleEndianByteArray(byte[] bytes,
                                               int offset,
                                               int value)

mediumToByteArray

public static byte[] mediumToByteArray(int value)

mediumToByteArray

public static int mediumToByteArray(byte[] bytes,
                                    int offset,
                                    int value)

intToByteArray

public static byte[] intToByteArray(int value)

intToByteArray

public static int intToByteArray(byte[] bytes,
                                 int offset,
                                 int value)

intToLittleEndianByteArray

public static int intToLittleEndianByteArray(byte[] bytes,
                                             int offset,
                                             int value)

longToByteArray

public static byte[] longToByteArray(long l)

longToByteArray

public static int longToByteArray(byte[] bytes,
                                  int offset,
                                  long value)

longTo4ByteArray

public static int longTo4ByteArray(byte[] bytes,
                                   int offset,
                                   long value)

byteArrayToShort

public static int byteArrayToShort(byte[] bytes)

byteArrayToShort

public static int byteArrayToShort(byte[] bytes,
                                   int offset)

byteArrayToMedium

public static int byteArrayToMedium(byte[] bytes,
                                    int offset)

byteArrayToInt

public static int byteArrayToInt(byte[] bytes)

byteArrayToInt

public static int byteArrayToInt(byte[] bytes,
                                 int offset)

byteArrayToIntLittleEndian

public static int byteArrayToIntLittleEndian(byte[] bytes,
                                             int offset)

byteArrayToLong

public static long byteArrayToLong(byte[] bytes)

byteArray4ToLong

public static long byteArray4ToLong(byte[] bytes,
                                    int offset)

byteArray5ToLong

public static long byteArray5ToLong(byte[] bytes,
                                    int offset)

byteArrayToLong

public static long byteArrayToLong(byte[] bytes,
                                   int offset)