http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
public class org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement extends org.bouncycastle.math.ec.ECFieldElement$AbstractFp
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
  super_class: org.bouncycastle.math.ec.ECFieldElement$AbstractFp
{
  public static final java.math.BigInteger Q;
    descriptor: Ljava/math/BigInteger;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL

  private static final int[] PRECOMP_POW2;
    descriptor: [I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  protected int[] x;
    descriptor: [I
    flags: (0x0004) ACC_PROTECTED

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=0, args_size=0
         0: .line 12
            getstatic org.bouncycastle.math.ec.custom.djb.Curve25519.q:Ljava/math/BigInteger;
            putstatic org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.Q:Ljava/math/BigInteger;
         1: .line 15
            bipush 8
            newarray 10
            dup
            iconst_0
            ldc 1242472624
            iastore
            dup
            iconst_1
            ldc -991028441
            iastore
            dup
            iconst_2
            ldc -1389370248
            iastore
            dup
            iconst_3
            ldc 792926214
            iastore
            dup
            iconst_4
         2: .line 16
            ldc 1039914919
            iastore
            dup
            iconst_5
            ldc 726466713
            iastore
            dup
            bipush 6
            ldc 1338105611
            iastore
            dup
            bipush 7
            ldc 730014848
            iastore
         3: .line 15
            putstatic org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.PRECOMP_POW2:[I
         4: .line 16
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(java.math.BigInteger);
    descriptor: (Ljava/math/BigInteger;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
        start local 1 // java.math.BigInteger x
         0: .line 20
            aload 0 /* this */
            invokespecial org.bouncycastle.math.ec.ECFieldElement$AbstractFp.<init>:()V
         1: .line 22
            aload 1 /* x */
            ifnull 2
            aload 1 /* x */
            invokevirtual java.math.BigInteger.signum:()I
            iflt 2
            aload 1 /* x */
            getstatic org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.Q:Ljava/math/BigInteger;
            invokevirtual java.math.BigInteger.compareTo:(Ljava/math/BigInteger;)I
            iflt 3
         2: .line 24
      StackMap locals: org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement java.math.BigInteger
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            ldc "x value invalid for Curve25519FieldElement"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 27
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* x */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.fromBigInteger:(Ljava/math/BigInteger;)[I
            putfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
         4: .line 28
            return
        end local 1 // java.math.BigInteger x
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            0    5     1     x  Ljava/math/BigInteger;
    MethodParameters:
      Name  Flags
      x     

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 30
            aload 0 /* this */
            invokespecial org.bouncycastle.math.ec.ECFieldElement$AbstractFp.<init>:()V
         1: .line 32
            aload 0 /* this */
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            putfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
         2: .line 33
            return
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;

  protected void <init>(int[]);
    descriptor: ([I)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
        start local 1 // int[] x
         0: .line 35
            aload 0 /* this */
            invokespecial org.bouncycastle.math.ec.ECFieldElement$AbstractFp.<init>:()V
         1: .line 37
            aload 0 /* this */
            aload 1 /* x */
            putfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
         2: .line 38
            return
        end local 1 // int[] x
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            0    3     1     x  [I
    MethodParameters:
      Name  Flags
      x     

  public boolean isZero();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 42
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            invokestatic org.bouncycastle.math.raw.Nat256.isZero:([I)Z
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;

  public boolean isOne();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 47
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            invokestatic org.bouncycastle.math.raw.Nat256.isOne:([I)Z
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;

  public boolean testBitZero();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 52
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            iconst_0
            invokestatic org.bouncycastle.math.raw.Nat256.getBit:([II)I
            iconst_1
            if_icmpne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;

  public java.math.BigInteger toBigInteger();
    descriptor: ()Ljava/math/BigInteger;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 57
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            invokestatic org.bouncycastle.math.raw.Nat256.toBigInteger:([I)Ljava/math/BigInteger;
            areturn
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;

  public java.lang.String getFieldName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 62
            ldc "Curve25519Field"
            areturn
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;

  public int getFieldSize();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 67
            getstatic org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.Q:Ljava/math/BigInteger;
            invokevirtual java.math.BigInteger.bitLength:()I
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;

  public org.bouncycastle.math.ec.ECFieldElement add(org.bouncycastle.math.ec.ECFieldElement);
    descriptor: (Lorg/bouncycastle/math/ec/ECFieldElement;)Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
        start local 1 // org.bouncycastle.math.ec.ECFieldElement b
         0: .line 72
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 2 /* z */
        start local 2 // int[] z
         1: .line 73
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 1 /* b */
            checkcast org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 2 /* z */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.add:([I[I[I)V
         2: .line 74
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 2 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 2 // int[] z
        end local 1 // org.bouncycastle.math.ec.ECFieldElement b
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            0    3     1     b  Lorg/bouncycastle/math/ec/ECFieldElement;
            1    3     2     z  [I
    MethodParameters:
      Name  Flags
      b     

  public org.bouncycastle.math.ec.ECFieldElement addOne();
    descriptor: ()Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 79
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 1 /* z */
        start local 1 // int[] z
         1: .line 80
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 1 /* z */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.addOne:([I[I)V
         2: .line 81
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 1 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 1 // int[] z
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            1    3     1     z  [I

  public org.bouncycastle.math.ec.ECFieldElement subtract(org.bouncycastle.math.ec.ECFieldElement);
    descriptor: (Lorg/bouncycastle/math/ec/ECFieldElement;)Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
        start local 1 // org.bouncycastle.math.ec.ECFieldElement b
         0: .line 86
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 2 /* z */
        start local 2 // int[] z
         1: .line 87
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 1 /* b */
            checkcast org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 2 /* z */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.subtract:([I[I[I)V
         2: .line 88
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 2 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 2 // int[] z
        end local 1 // org.bouncycastle.math.ec.ECFieldElement b
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            0    3     1     b  Lorg/bouncycastle/math/ec/ECFieldElement;
            1    3     2     z  [I
    MethodParameters:
      Name  Flags
      b     

  public org.bouncycastle.math.ec.ECFieldElement multiply(org.bouncycastle.math.ec.ECFieldElement);
    descriptor: (Lorg/bouncycastle/math/ec/ECFieldElement;)Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
        start local 1 // org.bouncycastle.math.ec.ECFieldElement b
         0: .line 93
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 2 /* z */
        start local 2 // int[] z
         1: .line 94
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 1 /* b */
            checkcast org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 2 /* z */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
         2: .line 95
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 2 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 2 // int[] z
        end local 1 // org.bouncycastle.math.ec.ECFieldElement b
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            0    3     1     b  Lorg/bouncycastle/math/ec/ECFieldElement;
            1    3     2     z  [I
    MethodParameters:
      Name  Flags
      b     

  public org.bouncycastle.math.ec.ECFieldElement divide(org.bouncycastle.math.ec.ECFieldElement);
    descriptor: (Lorg/bouncycastle/math/ec/ECFieldElement;)Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
        start local 1 // org.bouncycastle.math.ec.ECFieldElement b
         0: .line 101
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 2 /* z */
        start local 2 // int[] z
         1: .line 102
            getstatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.P:[I
            aload 1 /* b */
            checkcast org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 2 /* z */
            invokestatic org.bouncycastle.math.raw.Mod.invert:([I[I[I)V
         2: .line 103
            aload 2 /* z */
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 2 /* z */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
         3: .line 104
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 2 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 2 // int[] z
        end local 1 // org.bouncycastle.math.ec.ECFieldElement b
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            0    4     1     b  Lorg/bouncycastle/math/ec/ECFieldElement;
            1    4     2     z  [I
    MethodParameters:
      Name  Flags
      b     

  public org.bouncycastle.math.ec.ECFieldElement negate();
    descriptor: ()Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 109
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 1 /* z */
        start local 1 // int[] z
         1: .line 110
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 1 /* z */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.negate:([I[I)V
         2: .line 111
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 1 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 1 // int[] z
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            1    3     1     z  [I

  public org.bouncycastle.math.ec.ECFieldElement square();
    descriptor: ()Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 116
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 1 /* z */
        start local 1 // int[] z
         1: .line 117
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 1 /* z */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.square:([I[I)V
         2: .line 118
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 1 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 1 // int[] z
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            1    3     1     z  [I

  public org.bouncycastle.math.ec.ECFieldElement invert();
    descriptor: ()Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 124
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 1 /* z */
        start local 1 // int[] z
         1: .line 125
            getstatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.P:[I
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 1 /* z */
            invokestatic org.bouncycastle.math.raw.Mod.invert:([I[I[I)V
         2: .line 126
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 1 /* z */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        end local 1 // int[] z
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            1    3     1     z  [I

  public org.bouncycastle.math.ec.ECFieldElement sqrt();
    descriptor: ()Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=15, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 147
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            astore 1 /* x1 */
        start local 1 // int[] x1
         1: .line 148
            aload 1 /* x1 */
            invokestatic org.bouncycastle.math.raw.Nat256.isZero:([I)Z
            ifne 2
            aload 1 /* x1 */
            invokestatic org.bouncycastle.math.raw.Nat256.isOne:([I)Z
            ifeq 3
         2: .line 150
      StackMap locals: int[]
      StackMap stack:
            aload 0 /* this */
            areturn
         3: .line 153
      StackMap locals:
      StackMap stack:
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 2 /* x2 */
        start local 2 // int[] x2
         4: .line 154
            aload 1 /* x1 */
            aload 2 /* x2 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.square:([I[I)V
         5: .line 155
            aload 2 /* x2 */
            aload 1 /* x1 */
            aload 2 /* x2 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
         6: .line 156
            aload 2 /* x2 */
            astore 3 /* x3 */
        start local 3 // int[] x3
         7: .line 157
            aload 2 /* x2 */
            aload 3 /* x3 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.square:([I[I)V
         8: .line 158
            aload 3 /* x3 */
            aload 1 /* x1 */
            aload 3 /* x3 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
         9: .line 159
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 4 /* x4 */
        start local 4 // int[] x4
        10: .line 160
            aload 3 /* x3 */
            aload 4 /* x4 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.square:([I[I)V
        11: .line 161
            aload 4 /* x4 */
            aload 1 /* x1 */
            aload 4 /* x4 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        12: .line 162
            invokestatic org.bouncycastle.math.raw.Nat256.create:()[I
            astore 5 /* x7 */
        start local 5 // int[] x7
        13: .line 163
            aload 4 /* x4 */
            iconst_3
            aload 5 /* x7 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        14: .line 164
            aload 5 /* x7 */
            aload 3 /* x3 */
            aload 5 /* x7 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        15: .line 165
            aload 3 /* x3 */
            astore 6 /* x11 */
        start local 6 // int[] x11
        16: .line 166
            aload 5 /* x7 */
            iconst_4
            aload 6 /* x11 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        17: .line 167
            aload 6 /* x11 */
            aload 4 /* x4 */
            aload 6 /* x11 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        18: .line 168
            aload 5 /* x7 */
            astore 7 /* x15 */
        start local 7 // int[] x15
        19: .line 169
            aload 6 /* x11 */
            iconst_4
            aload 7 /* x15 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        20: .line 170
            aload 7 /* x15 */
            aload 4 /* x4 */
            aload 7 /* x15 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        21: .line 171
            aload 4 /* x4 */
            astore 8 /* x30 */
        start local 8 // int[] x30
        22: .line 172
            aload 7 /* x15 */
            bipush 15
            aload 8 /* x30 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        23: .line 173
            aload 8 /* x30 */
            aload 7 /* x15 */
            aload 8 /* x30 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        24: .line 174
            aload 7 /* x15 */
            astore 9 /* x60 */
        start local 9 // int[] x60
        25: .line 175
            aload 8 /* x30 */
            bipush 30
            aload 9 /* x60 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        26: .line 176
            aload 9 /* x60 */
            aload 8 /* x30 */
            aload 9 /* x60 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        27: .line 177
            aload 8 /* x30 */
            astore 10 /* x120 */
        start local 10 // int[] x120
        28: .line 178
            aload 9 /* x60 */
            bipush 60
            aload 10 /* x120 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        29: .line 179
            aload 10 /* x120 */
            aload 9 /* x60 */
            aload 10 /* x120 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        30: .line 180
            aload 9 /* x60 */
            astore 11 /* x131 */
        start local 11 // int[] x131
        31: .line 181
            aload 10 /* x120 */
            bipush 11
            aload 11 /* x131 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        32: .line 182
            aload 11 /* x131 */
            aload 6 /* x11 */
            aload 11 /* x131 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        33: .line 183
            aload 6 /* x11 */
            astore 12 /* x251 */
        start local 12 // int[] x251
        34: .line 184
            aload 11 /* x131 */
            bipush 120
            aload 12 /* x251 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.squareN:([II[I)V
        35: .line 185
            aload 12 /* x251 */
            aload 10 /* x120 */
            aload 12 /* x251 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        36: .line 187
            aload 12 /* x251 */
            astore 13 /* t1 */
        start local 13 // int[] t1
        37: .line 188
            aload 13 /* t1 */
            aload 13 /* t1 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.square:([I[I)V
        38: .line 190
            aload 10 /* x120 */
            astore 14 /* t2 */
        start local 14 // int[] t2
        39: .line 191
            aload 13 /* t1 */
            aload 14 /* t2 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.square:([I[I)V
        40: .line 193
            aload 1 /* x1 */
            aload 14 /* t2 */
            invokestatic org.bouncycastle.math.raw.Nat256.eq:([I[I)Z
            ifeq 42
        41: .line 195
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 13 /* t1 */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        42: .line 202
      StackMap locals: org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement int[] int[] int[] int[] int[] int[] int[] int[] int[] int[] int[] int[] int[] int[]
      StackMap stack:
            aload 13 /* t1 */
            getstatic org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.PRECOMP_POW2:[I
            aload 13 /* t1 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.multiply:([I[I[I)V
        43: .line 204
            aload 13 /* t1 */
            aload 14 /* t2 */
            invokestatic org.bouncycastle.math.ec.custom.djb.Curve25519Field.square:([I[I)V
        44: .line 206
            aload 1 /* x1 */
            aload 14 /* t2 */
            invokestatic org.bouncycastle.math.raw.Nat256.eq:([I[I)Z
            ifeq 46
        45: .line 208
            new org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            dup
            aload 13 /* t1 */
            invokespecial org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.<init>:([I)V
            areturn
        46: .line 211
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 14 // int[] t2
        end local 13 // int[] t1
        end local 12 // int[] x251
        end local 11 // int[] x131
        end local 10 // int[] x120
        end local 9 // int[] x60
        end local 8 // int[] x30
        end local 7 // int[] x15
        end local 6 // int[] x11
        end local 5 // int[] x7
        end local 4 // int[] x4
        end local 3 // int[] x3
        end local 2 // int[] x2
        end local 1 // int[] x1
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   47     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            1   47     1    x1  [I
            4   47     2    x2  [I
            7   47     3    x3  [I
           10   47     4    x4  [I
           13   47     5    x7  [I
           16   47     6   x11  [I
           19   47     7   x15  [I
           22   47     8   x30  [I
           25   47     9   x60  [I
           28   47    10  x120  [I
           31   47    11  x131  [I
           34   47    12  x251  [I
           37   47    13    t1  [I
           39   47    14    t2  [I

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
        start local 1 // java.lang.Object other
         0: .line 216
            aload 1 /* other */
            aload 0 /* this */
            if_acmpne 2
         1: .line 218
            iconst_1
            ireturn
         2: .line 221
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            instanceof org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            ifne 4
         3: .line 223
            iconst_0
            ireturn
         4: .line 226
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            checkcast org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement
            astore 2 /* o */
        start local 2 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement o
         5: .line 227
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            aload 2 /* o */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            invokestatic org.bouncycastle.math.raw.Nat256.eq:([I[I)Z
            ireturn
        end local 2 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement o
        end local 1 // java.lang.Object other
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    6     0   this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
            0    6     1  other  Ljava/lang/Object;
            5    6     2      o  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
    MethodParameters:
       Name  Flags
      other  

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
         0: .line 232
            getstatic org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.Q:Ljava/math/BigInteger;
            invokevirtual java.math.BigInteger.hashCode:()I
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement.x:[I
            iconst_0
            bipush 8
            invokestatic org.bouncycastle.util.Arrays.hashCode:([III)I
            ixor
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.djb.Curve25519FieldElement this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/djb/Curve25519FieldElement;
}
SourceFile: "Curve25519FieldElement.java"
InnerClasses:
  public abstract AbstractFp = org.bouncycastle.math.ec.ECFieldElement$AbstractFp of org.bouncycastle.math.ec.ECFieldElement