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.sec.SecT131R2Curve extends org.bouncycastle.math.ec.ECCurve$AbstractF2m
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.math.ec.custom.sec.SecT131R2Curve
  super_class: org.bouncycastle.math.ec.ECCurve$AbstractF2m
{
  private static final int SecT131R2_DEFAULT_COORDS;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 6

  protected org.bouncycastle.math.ec.custom.sec.SecT131R2Point infinity;
    descriptor: Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Point;
    flags: (0x0004) ACC_PROTECTED

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 21
            aload 0 /* this */
            sipush 131
            iconst_2
            iconst_3
            bipush 8
            invokespecial org.bouncycastle.math.ec.ECCurve$AbstractF2m.<init>:(IIII)V
         1: .line 23
            aload 0 /* this */
            new org.bouncycastle.math.ec.custom.sec.SecT131R2Point
            dup
            aload 0 /* this */
            aconst_null
            aconst_null
            invokespecial org.bouncycastle.math.ec.custom.sec.SecT131R2Point.<init>:(Lorg/bouncycastle/math/ec/ECCurve;Lorg/bouncycastle/math/ec/ECFieldElement;Lorg/bouncycastle/math/ec/ECFieldElement;)V
            putfield org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.infinity:Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Point;
         2: .line 25
            aload 0 /* this */
            aload 0 /* this */
            new java.math.BigInteger
            dup
            iconst_1
            ldc "03E5A88919D7CAFCBF415F07C2176573B2"
            invokestatic org.bouncycastle.util.encoders.Hex.decode:(Ljava/lang/String;)[B
            invokespecial java.math.BigInteger.<init>:(I[B)V
            invokevirtual org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.fromBigInteger:(Ljava/math/BigInteger;)Lorg/bouncycastle/math/ec/ECFieldElement;
            putfield org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.a:Lorg/bouncycastle/math/ec/ECFieldElement;
         3: .line 26
            aload 0 /* this */
            aload 0 /* this */
            new java.math.BigInteger
            dup
            iconst_1
            ldc "04B8266A46C55657AC734CE38F018F2192"
            invokestatic org.bouncycastle.util.encoders.Hex.decode:(Ljava/lang/String;)[B
            invokespecial java.math.BigInteger.<init>:(I[B)V
            invokevirtual org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.fromBigInteger:(Ljava/math/BigInteger;)Lorg/bouncycastle/math/ec/ECFieldElement;
            putfield org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.b:Lorg/bouncycastle/math/ec/ECFieldElement;
         4: .line 27
            aload 0 /* this */
            new java.math.BigInteger
            dup
            iconst_1
            ldc "0400000000000000016954A233049BA98F"
            invokestatic org.bouncycastle.util.encoders.Hex.decode:(Ljava/lang/String;)[B
            invokespecial java.math.BigInteger.<init>:(I[B)V
            putfield org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.order:Ljava/math/BigInteger;
         5: .line 28
            aload 0 /* this */
            ldc 2
            invokestatic java.math.BigInteger.valueOf:(J)Ljava/math/BigInteger;
            putfield org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.cofactor:Ljava/math/BigInteger;
         6: .line 30
            aload 0 /* this */
            bipush 6
            putfield org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.coord:I
         7: .line 31
            return
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  protected org.bouncycastle.math.ec.ECCurve cloneCurve();
    descriptor: ()Lorg/bouncycastle/math/ec/ECCurve;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 35
            new org.bouncycastle.math.ec.custom.sec.SecT131R2Curve
            dup
            invokespecial org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.<init>:()V
            areturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public boolean supportsCoordinateSystem(int);
    descriptor: (I)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
        start local 1 // int coord
         0: .line 40
            iload 1 /* coord */
            tableswitch { // 6 - 6
                    6: 1
              default: 2
          }
         1: .line 43
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
         2: .line 45
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
        end local 1 // int coord
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;
            0    3     1  coord  I
    MethodParameters:
       Name  Flags
      coord  

  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.sec.SecT131R2Curve this
         0: .line 51
            sipush 131
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public org.bouncycastle.math.ec.ECFieldElement fromBigInteger(java.math.BigInteger);
    descriptor: (Ljava/math/BigInteger;)Lorg/bouncycastle/math/ec/ECFieldElement;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
        start local 1 // java.math.BigInteger x
         0: .line 56
            new org.bouncycastle.math.ec.custom.sec.SecT131FieldElement
            dup
            aload 1 /* x */
            invokespecial org.bouncycastle.math.ec.custom.sec.SecT131FieldElement.<init>:(Ljava/math/BigInteger;)V
            areturn
        end local 1 // java.math.BigInteger x
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;
            0    1     1     x  Ljava/math/BigInteger;
    MethodParameters:
      Name  Flags
      x     

  protected org.bouncycastle.math.ec.ECPoint createRawPoint(org.bouncycastle.math.ec.ECFieldElement, org.bouncycastle.math.ec.ECFieldElement, boolean);
    descriptor: (Lorg/bouncycastle/math/ec/ECFieldElement;Lorg/bouncycastle/math/ec/ECFieldElement;Z)Lorg/bouncycastle/math/ec/ECPoint;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=6, locals=4, args_size=4
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
        start local 1 // org.bouncycastle.math.ec.ECFieldElement x
        start local 2 // org.bouncycastle.math.ec.ECFieldElement y
        start local 3 // boolean withCompression
         0: .line 61
            new org.bouncycastle.math.ec.custom.sec.SecT131R2Point
            dup
            aload 0 /* this */
            aload 1 /* x */
            aload 2 /* y */
            iload 3 /* withCompression */
            invokespecial org.bouncycastle.math.ec.custom.sec.SecT131R2Point.<init>:(Lorg/bouncycastle/math/ec/ECCurve;Lorg/bouncycastle/math/ec/ECFieldElement;Lorg/bouncycastle/math/ec/ECFieldElement;Z)V
            areturn
        end local 3 // boolean withCompression
        end local 2 // org.bouncycastle.math.ec.ECFieldElement y
        end local 1 // org.bouncycastle.math.ec.ECFieldElement x
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;
            0    1     1                x  Lorg/bouncycastle/math/ec/ECFieldElement;
            0    1     2                y  Lorg/bouncycastle/math/ec/ECFieldElement;
            0    1     3  withCompression  Z
    MethodParameters:
                 Name  Flags
      x                
      y                
      withCompression  

  protected org.bouncycastle.math.ec.ECPoint createRawPoint(org.bouncycastle.math.ec.ECFieldElement, org.bouncycastle.math.ec.ECFieldElement, org.bouncycastle.math.ec.ECFieldElement[], boolean);
    descriptor: (Lorg/bouncycastle/math/ec/ECFieldElement;Lorg/bouncycastle/math/ec/ECFieldElement;[Lorg/bouncycastle/math/ec/ECFieldElement;Z)Lorg/bouncycastle/math/ec/ECPoint;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=7, locals=5, args_size=5
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
        start local 1 // org.bouncycastle.math.ec.ECFieldElement x
        start local 2 // org.bouncycastle.math.ec.ECFieldElement y
        start local 3 // org.bouncycastle.math.ec.ECFieldElement[] zs
        start local 4 // boolean withCompression
         0: .line 66
            new org.bouncycastle.math.ec.custom.sec.SecT131R2Point
            dup
            aload 0 /* this */
            aload 1 /* x */
            aload 2 /* y */
            aload 3 /* zs */
            iload 4 /* withCompression */
            invokespecial org.bouncycastle.math.ec.custom.sec.SecT131R2Point.<init>:(Lorg/bouncycastle/math/ec/ECCurve;Lorg/bouncycastle/math/ec/ECFieldElement;Lorg/bouncycastle/math/ec/ECFieldElement;[Lorg/bouncycastle/math/ec/ECFieldElement;Z)V
            areturn
        end local 4 // boolean withCompression
        end local 3 // org.bouncycastle.math.ec.ECFieldElement[] zs
        end local 2 // org.bouncycastle.math.ec.ECFieldElement y
        end local 1 // org.bouncycastle.math.ec.ECFieldElement x
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;
            0    1     1                x  Lorg/bouncycastle/math/ec/ECFieldElement;
            0    1     2                y  Lorg/bouncycastle/math/ec/ECFieldElement;
            0    1     3               zs  [Lorg/bouncycastle/math/ec/ECFieldElement;
            0    1     4  withCompression  Z
    MethodParameters:
                 Name  Flags
      x                
      y                
      zs               
      withCompression  

  public org.bouncycastle.math.ec.ECPoint getInfinity();
    descriptor: ()Lorg/bouncycastle/math/ec/ECPoint;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 71
            aload 0 /* this */
            getfield org.bouncycastle.math.ec.custom.sec.SecT131R2Curve.infinity:Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Point;
            areturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public boolean isKoblitz();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 76
            iconst_0
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public int getM();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 81
            sipush 131
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public boolean isTrinomial();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 86
            iconst_0
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public int getK1();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 91
            iconst_2
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public int getK2();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 96
            iconst_3
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public int getK3();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
         0: .line 101
            bipush 8
            ireturn
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;

  public org.bouncycastle.math.ec.ECLookupTable createCacheSafeLookupTable(org.bouncycastle.math.ec.ECPoint[], int, int);
    descriptor: ([Lorg/bouncycastle/math/ec/ECPoint;II)Lorg/bouncycastle/math/ec/ECLookupTable;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=8, args_size=4
        start local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
        start local 1 // org.bouncycastle.math.ec.ECPoint[] points
        start local 2 // int off
        start local 3 // int len
         0: .line 108
            iload 3 /* len */
            iconst_3
            imul
            iconst_2
            imul
            newarray 11
            astore 4 /* table */
        start local 4 // long[] table
         1: .line 110
            iconst_0
            istore 5 /* pos */
        start local 5 // int pos
         2: .line 111
            iconst_0
            istore 6 /* i */
        start local 6 // int i
         3: goto 8
         4: .line 113
      StackMap locals: long[] int int
      StackMap stack:
            aload 1 /* points */
            iload 2 /* off */
            iload 6 /* i */
            iadd
            aaload
            astore 7 /* p */
        start local 7 // org.bouncycastle.math.ec.ECPoint p
         5: .line 114
            aload 7 /* p */
            invokevirtual org.bouncycastle.math.ec.ECPoint.getRawXCoord:()Lorg/bouncycastle/math/ec/ECFieldElement;
            checkcast org.bouncycastle.math.ec.custom.sec.SecT131FieldElement
            getfield org.bouncycastle.math.ec.custom.sec.SecT131FieldElement.x:[J
            iconst_0
            aload 4 /* table */
            iload 5 /* pos */
            invokestatic org.bouncycastle.math.raw.Nat192.copy64:([JI[JI)V
            iinc 5 /* pos */ 3
         6: .line 115
            aload 7 /* p */
            invokevirtual org.bouncycastle.math.ec.ECPoint.getRawYCoord:()Lorg/bouncycastle/math/ec/ECFieldElement;
            checkcast org.bouncycastle.math.ec.custom.sec.SecT131FieldElement
            getfield org.bouncycastle.math.ec.custom.sec.SecT131FieldElement.x:[J
            iconst_0
            aload 4 /* table */
            iload 5 /* pos */
            invokestatic org.bouncycastle.math.raw.Nat192.copy64:([JI[JI)V
            iinc 5 /* pos */ 3
        end local 7 // org.bouncycastle.math.ec.ECPoint p
         7: .line 111
            iinc 6 /* i */ 1
      StackMap locals:
      StackMap stack:
         8: iload 6 /* i */
            iload 3 /* len */
            if_icmplt 4
        end local 6 // int i
        end local 5 // int pos
         9: .line 119
            new org.bouncycastle.math.ec.custom.sec.SecT131R2Curve$1
            dup
            aload 0 /* this */
            iload 3 /* len */
            aload 4 /* table */
            invokespecial org.bouncycastle.math.ec.custom.sec.SecT131R2Curve$1.<init>:(Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;I[J)V
            areturn
        end local 4 // long[] table
        end local 3 // int len
        end local 2 // int off
        end local 1 // org.bouncycastle.math.ec.ECPoint[] points
        end local 0 // org.bouncycastle.math.ec.custom.sec.SecT131R2Curve this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   10     0    this  Lorg/bouncycastle/math/ec/custom/sec/SecT131R2Curve;
            0   10     1  points  [Lorg/bouncycastle/math/ec/ECPoint;
            0   10     2     off  I
            0   10     3     len  I
            1   10     4   table  [J
            2    9     5     pos  I
            3    9     6       i  I
            5    7     7       p  Lorg/bouncycastle/math/ec/ECPoint;
    MethodParameters:
        Name  Flags
      points  
      off     
      len     final
}
SourceFile: "SecT131R2Curve.java"
NestMembers:
  org.bouncycastle.math.ec.custom.sec.SecT131R2Curve$1
InnerClasses:
  public abstract AbstractF2m = org.bouncycastle.math.ec.ECCurve$AbstractF2m of org.bouncycastle.math.ec.ECCurve
  org.bouncycastle.math.ec.custom.sec.SecT131R2Curve$1