ECP (milagro-crypto-java 0.4.0 API)

java.lang.Object
- org.apache.milagro.amcl.BN254.ECP

public final class ECP
extends java.lang.Object

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`AESKEY`
`static int`	`BLS`
`static int`	`BN`
`static int`	`CURVE_PAIRING_TYPE`
`static int`	`CURVETYPE`
`static int`	`D_TYPE`
`static int`	`EDWARDS`
`static int`	`HASH_TYPE`
`static int`	`M_TYPE`
`static int`	`MONTGOMERY`
`static int`	`NEGATIVEX`
`static int`	`NOT`
`static int`	`POSITIVEX`
`static int`	`SEXTIC_TWIST`
`static int`	`SHA256`
`static int`	`SHA384`
`static int`	`SHA512`
`static int`	`SIGN_OF_X`
`static int`	`WEIERSTRASS`

Constructor Summary

Constructors
Constructor and Description

ECP()

ECP(BIG ix)

ECP(BIG ix, BIG iy)

ECP(BIG ix, int s)

ECP(ECP e)

Constructors
Constructor and Description
`ECP()`
`ECP(BIG ix)`
`ECP(BIG ix, BIG iy)`
`ECP(BIG ix, int s)`
`ECP(ECP e)`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`add(ECP Q)`
`void`	`affine()`
`void`	`cfp()`
`void`	`copy(ECP P)`
`void`	`dadd(ECP Q, ECP W)`
`void`	`dbl()`
`boolean`	`equals(ECP Q)`
`static ECP`	`fromBytes(byte[] b)`
`static ECP`	`generator()`
`int`	`getS()`
`FP`	`getx()`
`BIG`	`getX()`
`FP`	`gety()`
`BIG`	`getY()`
`FP`	`getz()`
`void`	`inf()`
`boolean`	`is_infinity()`
`static ECP`	`mapit(byte[] h)`
`ECP`	`mul(BIG e)`
`ECP`	`mul2(BIG e, ECP Q, BIG f)`
`void`	`neg()`
`ECP`	`pinmul(int e, int bts)`
`static FP`	`RHS(FP x)`
`void`	`sub(ECP Q)`
`void`	`toBytes(byte[] b, boolean compress)`
`java.lang.String`	`toRawString()`
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail
- WEIERSTRASS
```
public static final int WEIERSTRASS
```
  See Also:
  
  Constant Field Values
- EDWARDS
```
public static final int EDWARDS
```
  See Also:
  
  Constant Field Values
- MONTGOMERY
```
public static final int MONTGOMERY
```
  See Also:
  
  Constant Field Values
- NOT
```
public static final int NOT
```
  See Also:
  
  Constant Field Values
- BN
```
public static final int BN
```
  See Also:
  
  Constant Field Values
- BLS
```
public static final int BLS
```
  See Also:
  
  Constant Field Values
- D_TYPE
```
public static final int D_TYPE
```
  See Also:
  
  Constant Field Values
- M_TYPE
```
public static final int M_TYPE
```
  See Also:
  
  Constant Field Values
- POSITIVEX
```
public static final int POSITIVEX
```
  See Also:
  
  Constant Field Values
- NEGATIVEX
```
public static final int NEGATIVEX
```
  See Also:
  
  Constant Field Values
- CURVETYPE
```
public static final int CURVETYPE
```
  See Also:
  
  Constant Field Values
- CURVE_PAIRING_TYPE
```
public static final int CURVE_PAIRING_TYPE
```
  See Also:
  
  Constant Field Values
- SEXTIC_TWIST
```
public static final int SEXTIC_TWIST
```
  See Also:
  
  Constant Field Values
- SIGN_OF_X
```
public static final int SIGN_OF_X
```
  See Also:
  
  Constant Field Values
- SHA256
```
public static final int SHA256
```
  See Also:
  
  Constant Field Values
- SHA384
```
public static final int SHA384
```
  See Also:
  
  Constant Field Values
- SHA512
```
public static final int SHA512
```
  See Also:
  
  Constant Field Values
- HASH_TYPE
```
public static final int HASH_TYPE
```
  See Also:
  
  Constant Field Values
- AESKEY
```
public static final int AESKEY
```
  See Also:
  
  Constant Field Values

Constructor Detail

ECP
```
public ECP()
```

ECP
```
public ECP(ECP e)
```

ECP

public ECP(BIG ix,
           BIG iy)

ECP
```
public ECP(BIG ix,
           int s)
```

ECP
```
public ECP(BIG ix)
```

Method Detail

is_infinity
```
public boolean is_infinity()
```

equals
```
public boolean equals(ECP Q)
```

copy
```
public void copy(ECP P)
```

neg
```
public void neg()
```

inf
```
public void inf()
```

RHS
```
public static FP RHS(FP x)
```

affine
```
public void affine()
```

getX
```
public BIG getX()
```

getY
```
public BIG getY()
```

getS
```
public int getS()
```

getx
```
public FP getx()
```

gety
```
public FP gety()
```

getz
```
public FP getz()
```

toBytes

public void toBytes(byte[] b,
                    boolean compress)

fromBytes

public static ECP fromBytes(byte[] b)

toString
```
public java.lang.String toString()
```
Overrides:

toString in class java.lang.Object

toRawString
```
public java.lang.String toRawString()
```

dbl
```
public void dbl()
```

add
```
public void add(ECP Q)
```

dadd

public void dadd(ECP Q,
                 ECP W)

sub
```
public void sub(ECP Q)
```

pinmul

public ECP pinmul(int e,
                  int bts)

mul
```
public ECP mul(BIG e)
```

mul2

public ECP mul2(BIG e,
                ECP Q,
                BIG f)

cfp
```
public void cfp()
```

mapit
```
public static ECP mapit(byte[] h)
```

generator
```
public static ECP generator()
```

Class ECP

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

WEIERSTRASS

EDWARDS

MONTGOMERY

NOT

BN

BLS

D_TYPE

M_TYPE

POSITIVEX

NEGATIVEX

CURVETYPE

CURVE_PAIRING_TYPE

SEXTIC_TWIST

SIGN_OF_X

SHA256

SHA384

SHA512

HASH_TYPE

AESKEY

Constructor Detail

ECP

ECP

ECP

ECP

ECP

Method Detail

is_infinity

equals

copy

neg

inf

RHS

affine

getX

getY

getS

getx

gety

getz

toBytes

fromBytes

toString

toRawString

dbl

add

dadd

sub

pinmul

mul

mul2

cfp

mapit

generator