org.bouncycastle.math.ec.rfc7748

Class X25519Field

java.lang.Object

org.bouncycastle.math.ec.rfc7748.X25519Field

public abstract class X25519Field
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	SIZE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	X25519Field()

Method Summary

Modifier and Type	Method and Description
static void	add(int[] x, int[] y, int[] z)
static void	addOne(int[] z)
static void	addOne(int[] z, int zOff)
static void	apm(int[] x, int[] y, int[] zp, int[] zm)
static void	carry(int[] z)
static void	cmov(int cond, int[] x, int xOff, int[] z, int zOff)
static void	cnegate(int negate, int[] z)
static void	copy(int[] x, int xOff, int[] z, int zOff)
static int[]	create()
static int[]	createTable(int n)
static void	cswap(int swap, int[] a, int[] b)
static void	decode(byte[] x, int xOff, int[] z)
static void	decode(int[] x, int xOff, int[] z)
static void	encode(int[] x, byte[] z, int zOff)
static void	encode(int[] x, int[] z, int zOff)
static void	inv(int[] x, int[] z)
static void	invVar(int[] x, int[] z)
static int	isZero(int[] x)
static boolean	isZeroVar(int[] x)
static void	mul(int[] x, int[] y, int[] z)
static void	mul(int[] x, int y, int[] z)
static void	negate(int[] x, int[] z)
static void	normalize(int[] z)
static void	one(int[] z)
static void	sqr(int[] x, int[] z)
static void	sqr(int[] x, int n, int[] z)
static boolean	sqrtRatioVar(int[] u, int[] v, int[] z)
static void	sub(int[] x, int[] y, int[] z)
static void	subOne(int[] z)
static void	zero(int[] z)

Methods inherited from class java.lang.Object

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

Field Detail

SIZE

public static final int SIZE

See Also:

Constant Field Values

Constructor Detail

X25519Field

protected X25519Field()

Method Detail

add

public static void add(int[] x,
                       int[] y,
                       int[] z)

addOne

public static void addOne(int[] z)

addOne

public static void addOne(int[] z,
                          int zOff)

apm

public static void apm(int[] x,
                       int[] y,
                       int[] zp,
                       int[] zm)

carry

public static void carry(int[] z)

cmov

public static void cmov(int cond,
                        int[] x,
                        int xOff,
                        int[] z,
                        int zOff)

cnegate

public static void cnegate(int negate,
                           int[] z)

copy

public static void copy(int[] x,
                        int xOff,
                        int[] z,
                        int zOff)

create

public static int[] create()

createTable

public static int[] createTable(int n)

cswap

public static void cswap(int swap,
                         int[] a,
                         int[] b)

decode

public static void decode(int[] x,
                          int xOff,
                          int[] z)

decode

public static void decode(byte[] x,
                          int xOff,
                          int[] z)

encode

public static void encode(int[] x,
                          int[] z,
                          int zOff)

encode

public static void encode(int[] x,
                          byte[] z,
                          int zOff)

inv

public static void inv(int[] x,
                       int[] z)

invVar

public static void invVar(int[] x,
                          int[] z)

isZero

public static int isZero(int[] x)

isZeroVar

public static boolean isZeroVar(int[] x)

mul

public static void mul(int[] x,
                       int y,
                       int[] z)

mul

public static void mul(int[] x,
                       int[] y,
                       int[] z)

negate

public static void negate(int[] x,
                          int[] z)

normalize

public static void normalize(int[] z)

one

public static void one(int[] z)

sqr

public static void sqr(int[] x,
                       int[] z)

sqr

public static void sqr(int[] x,
                       int n,
                       int[] z)

sqrtRatioVar

public static boolean sqrtRatioVar(int[] u,
                                   int[] v,
                                   int[] z)

sub

public static void sub(int[] x,
                       int[] y,
                       int[] z)

subOne

public static void subOne(int[] z)

zero

public static void zero(int[] z)