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. 
public class org.bouncycastle.asn1.ASN1InputStream extends java.io.FilterInputStream implements org.bouncycastle.asn1.DERTags
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.bouncycastle.asn1.ASN1InputStream
  super_class: java.io.FilterInputStream
{
  private final int limit;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final boolean lazyEvaluate;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static int findLimit(java.io.InputStream);
    descriptor: (Ljava/io/InputStream;)I
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.io.InputStream in
         0: .line 26
            aload 0 /* in */
            instanceof org.bouncycastle.asn1.LimitedInputStream
            ifeq 2
         1: .line 28
            aload 0 /* in */
            checkcast org.bouncycastle.asn1.LimitedInputStream
            invokevirtual org.bouncycastle.asn1.LimitedInputStream.getRemaining:()I
            ireturn
         2: .line 30
      StackMap locals:
      StackMap stack:
            aload 0 /* in */
            instanceof java.io.ByteArrayInputStream
            ifeq 4
         3: .line 32
            aload 0 /* in */
            checkcast java.io.ByteArrayInputStream
            invokevirtual java.io.ByteArrayInputStream.available:()I
            ireturn
         4: .line 35
      StackMap locals:
      StackMap stack:
            ldc 2147483647
            ireturn
        end local 0 // java.io.InputStream in
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0    in  Ljava/io/InputStream;
    MethodParameters:
      Name  Flags
      in    

  public void <init>(java.io.InputStream);
    descriptor: (Ljava/io/InputStream;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // java.io.InputStream is
         0: .line 41
            aload 0 /* this */
            aload 1 /* is */
            aload 1 /* is */
            invokestatic org.bouncycastle.asn1.ASN1InputStream.findLimit:(Ljava/io/InputStream;)I
            invokespecial org.bouncycastle.asn1.ASN1InputStream.<init>:(Ljava/io/InputStream;I)V
         1: .line 42
            return
        end local 1 // java.io.InputStream is
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0    2     1    is  Ljava/io/InputStream;
    MethodParameters:
      Name  Flags
      is    

  public void <init>(byte[]);
    descriptor: ([B)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // byte[] input
         0: .line 53
            aload 0 /* this */
            new java.io.ByteArrayInputStream
            dup
            aload 1 /* input */
            invokespecial java.io.ByteArrayInputStream.<init>:([B)V
            aload 1 /* input */
            arraylength
            invokespecial org.bouncycastle.asn1.ASN1InputStream.<init>:(Ljava/io/InputStream;I)V
         1: .line 54
            return
        end local 1 // byte[] input
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0   this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0    2     1  input  [B
    MethodParameters:
       Name  Flags
      input  

  public void <init>(byte[], boolean);
    descriptor: ([BZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // byte[] input
        start local 2 // boolean lazyEvaluate
         0: .line 67
            aload 0 /* this */
            new java.io.ByteArrayInputStream
            dup
            aload 1 /* input */
            invokespecial java.io.ByteArrayInputStream.<init>:([B)V
            aload 1 /* input */
            arraylength
            iload 2 /* lazyEvaluate */
            invokespecial org.bouncycastle.asn1.ASN1InputStream.<init>:(Ljava/io/InputStream;IZ)V
         1: .line 68
            return
        end local 2 // boolean lazyEvaluate
        end local 1 // byte[] input
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0          this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0    2     1         input  [B
            0    2     2  lazyEvaluate  Z
    MethodParameters:
              Name  Flags
      input         
      lazyEvaluate  

  public void <init>(java.io.InputStream, int);
    descriptor: (Ljava/io/InputStream;I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // java.io.InputStream input
        start local 2 // int limit
         0: .line 80
            aload 0 /* this */
            aload 1 /* input */
            iload 2 /* limit */
            iconst_0
            invokespecial org.bouncycastle.asn1.ASN1InputStream.<init>:(Ljava/io/InputStream;IZ)V
         1: .line 81
            return
        end local 2 // int limit
        end local 1 // java.io.InputStream input
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    2     0   this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0    2     1  input  Ljava/io/InputStream;
            0    2     2  limit  I
    MethodParameters:
       Name  Flags
      input  
      limit  

  public void <init>(java.io.InputStream, int, boolean);
    descriptor: (Ljava/io/InputStream;IZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // java.io.InputStream input
        start local 2 // int limit
        start local 3 // boolean lazyEvaluate
         0: .line 96
            aload 0 /* this */
            aload 1 /* input */
            invokespecial java.io.FilterInputStream.<init>:(Ljava/io/InputStream;)V
         1: .line 97
            aload 0 /* this */
            iload 2 /* limit */
            putfield org.bouncycastle.asn1.ASN1InputStream.limit:I
         2: .line 98
            aload 0 /* this */
            iload 3 /* lazyEvaluate */
            putfield org.bouncycastle.asn1.ASN1InputStream.lazyEvaluate:Z
         3: .line 99
            return
        end local 3 // boolean lazyEvaluate
        end local 2 // int limit
        end local 1 // java.io.InputStream input
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    4     0          this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0    4     1         input  Ljava/io/InputStream;
            0    4     2         limit  I
            0    4     3  lazyEvaluate  Z
    MethodParameters:
              Name  Flags
      input         
      limit         
      lazyEvaluate  

  protected int readLength();
    descriptor: ()I
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
         0: .line 104
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.ASN1InputStream.limit:I
            invokestatic org.bouncycastle.asn1.ASN1InputStream.readLength:(Ljava/io/InputStream;I)I
            ireturn
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/ASN1InputStream;
    Exceptions:
      throws java.io.IOException

  protected void readFully(byte[]);
    descriptor: ([B)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // byte[] bytes
         0: .line 111
            aload 0 /* this */
            aload 1 /* bytes */
            invokestatic org.bouncycastle.util.io.Streams.readFully:(Ljava/io/InputStream;[B)I
            aload 1 /* bytes */
            arraylength
            if_icmpeq 2
         1: .line 113
            new java.io.EOFException
            dup
            ldc "EOF encountered in middle of object"
            invokespecial java.io.EOFException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 115
      StackMap locals:
      StackMap stack:
            return
        end local 1 // byte[] bytes
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0    3     1  bytes  [B
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      bytes  

  protected org.bouncycastle.asn1.DERObject buildObject(int, int, int);
    descriptor: (III)Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=5, locals=6, args_size=4
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // int tag
        start local 2 // int tagNo
        start local 3 // int length
         0: .line 126
            iload 1 /* tag */
            bipush 32
            iand
            ifeq 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: istore 4 /* isConstructed */
        start local 4 // boolean isConstructed
         3: .line 128
            new org.bouncycastle.asn1.DefiniteLengthInputStream
            dup
            aload 0 /* this */
            iload 3 /* length */
            invokespecial org.bouncycastle.asn1.DefiniteLengthInputStream.<init>:(Ljava/io/InputStream;I)V
            astore 5 /* defIn */
        start local 5 // org.bouncycastle.asn1.DefiniteLengthInputStream defIn
         4: .line 130
            iload 1 /* tag */
            bipush 64
            iand
            ifeq 6
         5: .line 132
            new org.bouncycastle.asn1.DERApplicationSpecific
            dup
            iload 4 /* isConstructed */
            iload 2 /* tagNo */
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.DefiniteLengthInputStream.toByteArray:()[B
            invokespecial org.bouncycastle.asn1.DERApplicationSpecific.<init>:(ZI[B)V
            areturn
         6: .line 135
      StackMap locals: int org.bouncycastle.asn1.DefiniteLengthInputStream
      StackMap stack:
            iload 1 /* tag */
            sipush 128
            iand
            ifeq 8
         7: .line 137
            new org.bouncycastle.asn1.ASN1StreamParser
            dup
            aload 5 /* defIn */
            invokespecial org.bouncycastle.asn1.ASN1StreamParser.<init>:(Ljava/io/InputStream;)V
            iload 4 /* isConstructed */
            iload 2 /* tagNo */
            invokevirtual org.bouncycastle.asn1.ASN1StreamParser.readTaggedObject:(ZI)Lorg/bouncycastle/asn1/DERObject;
            areturn
         8: .line 140
      StackMap locals:
      StackMap stack:
            iload 4 /* isConstructed */
            ifeq 17
         9: .line 143
            iload 2 /* tagNo */
            lookupswitch { // 4
                    4: 10
                    8: 15
                   16: 11
                   17: 14
              default: 16
          }
        10: .line 149
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.BERConstructedOctetString
            dup
            aload 0 /* this */
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.buildDEREncodableVector:(Lorg/bouncycastle/asn1/DefiniteLengthInputStream;)Lorg/bouncycastle/asn1/ASN1EncodableVector;
            getfield org.bouncycastle.asn1.ASN1EncodableVector.v:Ljava/util/Vector;
            invokespecial org.bouncycastle.asn1.BERConstructedOctetString.<init>:(Ljava/util/Vector;)V
            areturn
        11: .line 151
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.ASN1InputStream.lazyEvaluate:Z
            ifeq 13
        12: .line 153
            new org.bouncycastle.asn1.LazyDERSequence
            dup
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.DefiniteLengthInputStream.toByteArray:()[B
            invokespecial org.bouncycastle.asn1.LazyDERSequence.<init>:([B)V
            areturn
        13: .line 157
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.buildDEREncodableVector:(Lorg/bouncycastle/asn1/DefiniteLengthInputStream;)Lorg/bouncycastle/asn1/ASN1EncodableVector;
            invokestatic org.bouncycastle.asn1.DERFactory.createSequence:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)Lorg/bouncycastle/asn1/DERSequence;
            areturn
        14: .line 160
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.buildDEREncodableVector:(Lorg/bouncycastle/asn1/DefiniteLengthInputStream;)Lorg/bouncycastle/asn1/ASN1EncodableVector;
            iconst_0
            invokestatic org.bouncycastle.asn1.DERFactory.createSet:(Lorg/bouncycastle/asn1/ASN1EncodableVector;Z)Lorg/bouncycastle/asn1/DERSet;
            areturn
        15: .line 162
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERExternal
            dup
            aload 0 /* this */
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.buildDEREncodableVector:(Lorg/bouncycastle/asn1/DefiniteLengthInputStream;)Lorg/bouncycastle/asn1/ASN1EncodableVector;
            invokespecial org.bouncycastle.asn1.DERExternal.<init>:(Lorg/bouncycastle/asn1/ASN1EncodableVector;)V
            areturn
        16: .line 164
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERUnknownTag
            dup
            iconst_1
            iload 2 /* tagNo */
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.DefiniteLengthInputStream.toByteArray:()[B
            invokespecial org.bouncycastle.asn1.DERUnknownTag.<init>:(ZI[B)V
            areturn
        17: .line 168
      StackMap locals:
      StackMap stack:
            iload 2 /* tagNo */
            aload 5 /* defIn */
            invokevirtual org.bouncycastle.asn1.DefiniteLengthInputStream.toByteArray:()[B
            invokestatic org.bouncycastle.asn1.ASN1InputStream.createPrimitiveDERObject:(I[B)Lorg/bouncycastle/asn1/DERObject;
            areturn
        end local 5 // org.bouncycastle.asn1.DefiniteLengthInputStream defIn
        end local 4 // boolean isConstructed
        end local 3 // int length
        end local 2 // int tagNo
        end local 1 // int tag
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   18     0           this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0   18     1            tag  I
            0   18     2          tagNo  I
            0   18     3         length  I
            3   18     4  isConstructed  Z
            4   18     5          defIn  Lorg/bouncycastle/asn1/DefiniteLengthInputStream;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      tag     
      tagNo   
      length  

  org.bouncycastle.asn1.ASN1EncodableVector buildEncodableVector();
    descriptor: ()Lorg/bouncycastle/asn1/ASN1EncodableVector;
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=1
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
         0: .line 174
            new org.bouncycastle.asn1.ASN1EncodableVector
            dup
            invokespecial org.bouncycastle.asn1.ASN1EncodableVector.<init>:()V
            astore 1 /* v */
        start local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
         1: .line 177
            goto 3
        start local 2 // org.bouncycastle.asn1.DERObject o
         2: .line 179
      StackMap locals: org.bouncycastle.asn1.ASN1EncodableVector org.bouncycastle.asn1.DERObject
      StackMap stack:
            aload 1 /* v */
            aload 2 /* o */
            invokevirtual org.bouncycastle.asn1.ASN1EncodableVector.add:(Lorg/bouncycastle/asn1/DEREncodable;)V
        end local 2 // org.bouncycastle.asn1.DERObject o
         3: .line 177
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.readObject:()Lorg/bouncycastle/asn1/DERObject;
            dup
            astore 2 /* o */
        start local 2 // org.bouncycastle.asn1.DERObject o
         4: ifnonnull 2
         5: .line 182
            aload 1 /* v */
            areturn
        end local 2 // org.bouncycastle.asn1.DERObject o
        end local 1 // org.bouncycastle.asn1.ASN1EncodableVector v
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lorg/bouncycastle/asn1/ASN1InputStream;
            1    6     1     v  Lorg/bouncycastle/asn1/ASN1EncodableVector;
            2    3     2     o  Lorg/bouncycastle/asn1/DERObject;
            4    6     2     o  Lorg/bouncycastle/asn1/DERObject;
    Exceptions:
      throws java.io.IOException

  org.bouncycastle.asn1.ASN1EncodableVector buildDEREncodableVector(org.bouncycastle.asn1.DefiniteLengthInputStream);
    descriptor: (Lorg/bouncycastle/asn1/DefiniteLengthInputStream;)Lorg/bouncycastle/asn1/ASN1EncodableVector;
    flags: (0x0000) 
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
        start local 1 // org.bouncycastle.asn1.DefiniteLengthInputStream dIn
         0: .line 188
            new org.bouncycastle.asn1.ASN1InputStream
            dup
            aload 1 /* dIn */
            invokespecial org.bouncycastle.asn1.ASN1InputStream.<init>:(Ljava/io/InputStream;)V
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.buildEncodableVector:()Lorg/bouncycastle/asn1/ASN1EncodableVector;
            areturn
        end local 1 // org.bouncycastle.asn1.DefiniteLengthInputStream dIn
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/bouncycastle/asn1/ASN1InputStream;
            0    1     1   dIn  Lorg/bouncycastle/asn1/DefiniteLengthInputStream;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      dIn   

  public org.bouncycastle.asn1.DERObject readObject();
    descriptor: ()Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=7, args_size=1
        start local 0 // org.bouncycastle.asn1.ASN1InputStream this
         0: .line 194
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.read:()I
            istore 1 /* tag */
        start local 1 // int tag
         1: .line 195
            iload 1 /* tag */
            ifgt 5
         2: .line 197
            iload 1 /* tag */
            ifne 4
         3: .line 199
            new java.io.IOException
            dup
            ldc "unexpected end-of-contents marker"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 202
      StackMap locals: int
      StackMap stack:
            aconst_null
            areturn
         5: .line 208
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 1 /* tag */
            invokestatic org.bouncycastle.asn1.ASN1InputStream.readTagNumber:(Ljava/io/InputStream;I)I
            istore 2 /* tagNo */
        start local 2 // int tagNo
         6: .line 210
            iload 1 /* tag */
            bipush 32
            iand
            ifeq 7
            iconst_1
            goto 8
      StackMap locals: int
      StackMap stack:
         7: iconst_0
      StackMap locals:
      StackMap stack: int
         8: istore 3 /* isConstructed */
        start local 3 // boolean isConstructed
         9: .line 215
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.readLength:()I
            istore 4 /* length */
        start local 4 // int length
        10: .line 217
            iload 4 /* length */
            ifge 25
        11: .line 219
            iload 3 /* isConstructed */
            ifne 13
        12: .line 221
            new java.io.IOException
            dup
            ldc "indefinite length primitive encoding encountered"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        13: .line 224
      StackMap locals: int int
      StackMap stack:
            new org.bouncycastle.asn1.IndefiniteLengthInputStream
            dup
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.ASN1InputStream.limit:I
            invokespecial org.bouncycastle.asn1.IndefiniteLengthInputStream.<init>:(Ljava/io/InputStream;I)V
            astore 5 /* indIn */
        start local 5 // org.bouncycastle.asn1.IndefiniteLengthInputStream indIn
        14: .line 225
            new org.bouncycastle.asn1.ASN1StreamParser
            dup
            aload 5 /* indIn */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.ASN1InputStream.limit:I
            invokespecial org.bouncycastle.asn1.ASN1StreamParser.<init>:(Ljava/io/InputStream;I)V
            astore 6 /* sp */
        start local 6 // org.bouncycastle.asn1.ASN1StreamParser sp
        15: .line 227
            iload 1 /* tag */
            bipush 64
            iand
            ifeq 17
        16: .line 229
            new org.bouncycastle.asn1.BERApplicationSpecificParser
            dup
            iload 2 /* tagNo */
            aload 6 /* sp */
            invokespecial org.bouncycastle.asn1.BERApplicationSpecificParser.<init>:(ILorg/bouncycastle/asn1/ASN1StreamParser;)V
            invokevirtual org.bouncycastle.asn1.BERApplicationSpecificParser.getLoadedObject:()Lorg/bouncycastle/asn1/DERObject;
            areturn
        17: .line 232
      StackMap locals: org.bouncycastle.asn1.IndefiniteLengthInputStream org.bouncycastle.asn1.ASN1StreamParser
      StackMap stack:
            iload 1 /* tag */
            sipush 128
            iand
            ifeq 19
        18: .line 234
            new org.bouncycastle.asn1.BERTaggedObjectParser
            dup
            iconst_1
            iload 2 /* tagNo */
            aload 6 /* sp */
            invokespecial org.bouncycastle.asn1.BERTaggedObjectParser.<init>:(ZILorg/bouncycastle/asn1/ASN1StreamParser;)V
            invokevirtual org.bouncycastle.asn1.BERTaggedObjectParser.getLoadedObject:()Lorg/bouncycastle/asn1/DERObject;
            areturn
        19: .line 238
      StackMap locals:
      StackMap stack:
            iload 2 /* tagNo */
            lookupswitch { // 4
                    4: 20
                    8: 23
                   16: 21
                   17: 22
              default: 24
          }
        20: .line 241
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.BEROctetStringParser
            dup
            aload 6 /* sp */
            invokespecial org.bouncycastle.asn1.BEROctetStringParser.<init>:(Lorg/bouncycastle/asn1/ASN1StreamParser;)V
            invokevirtual org.bouncycastle.asn1.BEROctetStringParser.getLoadedObject:()Lorg/bouncycastle/asn1/DERObject;
            areturn
        21: .line 243
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.BERSequenceParser
            dup
            aload 6 /* sp */
            invokespecial org.bouncycastle.asn1.BERSequenceParser.<init>:(Lorg/bouncycastle/asn1/ASN1StreamParser;)V
            invokevirtual org.bouncycastle.asn1.BERSequenceParser.getLoadedObject:()Lorg/bouncycastle/asn1/DERObject;
            areturn
        22: .line 245
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.BERSetParser
            dup
            aload 6 /* sp */
            invokespecial org.bouncycastle.asn1.BERSetParser.<init>:(Lorg/bouncycastle/asn1/ASN1StreamParser;)V
            invokevirtual org.bouncycastle.asn1.BERSetParser.getLoadedObject:()Lorg/bouncycastle/asn1/DERObject;
            areturn
        23: .line 247
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERExternalParser
            dup
            aload 6 /* sp */
            invokespecial org.bouncycastle.asn1.DERExternalParser.<init>:(Lorg/bouncycastle/asn1/ASN1StreamParser;)V
            invokevirtual org.bouncycastle.asn1.DERExternalParser.getLoadedObject:()Lorg/bouncycastle/asn1/DERObject;
            areturn
        24: .line 249
      StackMap locals:
      StackMap stack:
            new java.io.IOException
            dup
            ldc "unknown BER object encountered"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        end local 6 // org.bouncycastle.asn1.ASN1StreamParser sp
        end local 5 // org.bouncycastle.asn1.IndefiniteLengthInputStream indIn
        25: .line 256
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 1 /* tag */
            iload 2 /* tagNo */
            iload 4 /* length */
            invokevirtual org.bouncycastle.asn1.ASN1InputStream.buildObject:(III)Lorg/bouncycastle/asn1/DERObject;
        26: areturn
        27: .line 258
      StackMap locals:
      StackMap stack: java.lang.IllegalArgumentException
            astore 5 /* e */
        start local 5 // java.lang.IllegalArgumentException e
        28: .line 260
            new org.bouncycastle.asn1.ASN1Exception
            dup
            ldc "corrupted stream detected"
            aload 5 /* e */
            invokespecial org.bouncycastle.asn1.ASN1Exception.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
            athrow
        end local 5 // java.lang.IllegalArgumentException e
        end local 4 // int length
        end local 3 // boolean isConstructed
        end local 2 // int tagNo
        end local 1 // int tag
        end local 0 // org.bouncycastle.asn1.ASN1InputStream this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   29     0           this  Lorg/bouncycastle/asn1/ASN1InputStream;
            1   29     1            tag  I
            6   29     2          tagNo  I
            9   29     3  isConstructed  Z
           10   29     4         length  I
           14   25     5          indIn  Lorg/bouncycastle/asn1/IndefiniteLengthInputStream;
           15   25     6             sp  Lorg/bouncycastle/asn1/ASN1StreamParser;
           28   29     5              e  Ljava/lang/IllegalArgumentException;
      Exception table:
        from    to  target  type
          25    26      27  Class java.lang.IllegalArgumentException
    Exceptions:
      throws java.io.IOException

  static int readTagNumber(java.io.InputStream, int);
    descriptor: (Ljava/io/InputStream;I)I
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // java.io.InputStream s
        start local 1 // int tag
         0: .line 268
            iload 1 /* tag */
            bipush 31
            iand
            istore 2 /* tagNo */
        start local 2 // int tagNo
         1: .line 273
            iload 2 /* tagNo */
            bipush 31
            if_icmpne 13
         2: .line 275
            iconst_0
            istore 2 /* tagNo */
         3: .line 277
            aload 0 /* s */
            invokevirtual java.io.InputStream.read:()I
            istore 3 /* b */
        start local 3 // int b
         4: .line 281
            iload 3 /* b */
            bipush 127
            iand
            ifne 9
         5: .line 283
            new java.io.IOException
            dup
            ldc "corrupted stream - invalid high tag number found"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         6: .line 288
      StackMap locals: int int
      StackMap stack:
            iload 2 /* tagNo */
            iload 3 /* b */
            bipush 127
            iand
            ior
            istore 2 /* tagNo */
         7: .line 289
            iload 2 /* tagNo */
            bipush 7
            ishl
            istore 2 /* tagNo */
         8: .line 290
            aload 0 /* s */
            invokevirtual java.io.InputStream.read:()I
            istore 3 /* b */
         9: .line 286
      StackMap locals:
      StackMap stack:
            iload 3 /* b */
            iflt 10
            iload 3 /* b */
            sipush 128
            iand
            ifne 6
        10: .line 293
      StackMap locals:
      StackMap stack:
            iload 3 /* b */
            ifge 12
        11: .line 295
            new java.io.EOFException
            dup
            ldc "EOF found inside tag value."
            invokespecial java.io.EOFException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 298
      StackMap locals:
      StackMap stack:
            iload 2 /* tagNo */
            iload 3 /* b */
            bipush 127
            iand
            ior
            istore 2 /* tagNo */
        end local 3 // int b
        13: .line 301
      StackMap locals:
      StackMap stack:
            iload 2 /* tagNo */
            ireturn
        end local 2 // int tagNo
        end local 1 // int tag
        end local 0 // java.io.InputStream s
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   14     0      s  Ljava/io/InputStream;
            0   14     1    tag  I
            1   14     2  tagNo  I
            4   13     3      b  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      s     
      tag   

  static int readLength(java.io.InputStream, int);
    descriptor: (Ljava/io/InputStream;I)I
    flags: (0x0008) ACC_STATIC
    Code:
      stack=5, locals=6, args_size=2
        start local 0 // java.io.InputStream s
        start local 1 // int limit
         0: .line 307
            aload 0 /* s */
            invokevirtual java.io.InputStream.read:()I
            istore 2 /* length */
        start local 2 // int length
         1: .line 308
            iload 2 /* length */
            ifge 3
         2: .line 310
            new java.io.EOFException
            dup
            ldc "EOF found when length expected"
            invokespecial java.io.EOFException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 313
      StackMap locals: int
      StackMap stack:
            iload 2 /* length */
            sipush 128
            if_icmpne 5
         4: .line 315
            iconst_m1
            ireturn
         5: .line 318
      StackMap locals:
      StackMap stack:
            iload 2 /* length */
            bipush 127
            if_icmple 22
         6: .line 320
            iload 2 /* length */
            bipush 127
            iand
            istore 3 /* size */
        start local 3 // int size
         7: .line 323
            iload 3 /* size */
            iconst_4
            if_icmple 9
         8: .line 325
            new java.io.IOException
            dup
            new java.lang.StringBuilder
            dup
            ldc "DER length more than 4 bytes: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 3 /* size */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 328
      StackMap locals: int
      StackMap stack:
            iconst_0
            istore 2 /* length */
        10: .line 329
            iconst_0
            istore 4 /* i */
        start local 4 // int i
        11: goto 17
        12: .line 331
      StackMap locals: int
      StackMap stack:
            aload 0 /* s */
            invokevirtual java.io.InputStream.read:()I
            istore 5 /* next */
        start local 5 // int next
        13: .line 333
            iload 5 /* next */
            ifge 15
        14: .line 335
            new java.io.EOFException
            dup
            ldc "EOF found reading length"
            invokespecial java.io.EOFException.<init>:(Ljava/lang/String;)V
            athrow
        15: .line 338
      StackMap locals: int
      StackMap stack:
            iload 2 /* length */
            bipush 8
            ishl
            iload 5 /* next */
            iadd
            istore 2 /* length */
        end local 5 // int next
        16: .line 329
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
        17: iload 4 /* i */
            iload 3 /* size */
            if_icmplt 12
        end local 4 // int i
        18: .line 341
            iload 2 /* length */
            ifge 20
        19: .line 343
            new java.io.IOException
            dup
            ldc "corrupted stream - negative length found"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        20: .line 346
      StackMap locals:
      StackMap stack:
            iload 2 /* length */
            iload 1 /* limit */
            if_icmplt 22
        21: .line 348
            new java.io.IOException
            dup
            ldc "corrupted stream - out of bounds length found"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        end local 3 // int size
        22: .line 352
      StackMap locals:
      StackMap stack:
            iload 2 /* length */
            ireturn
        end local 2 // int length
        end local 1 // int limit
        end local 0 // java.io.InputStream s
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   23     0       s  Ljava/io/InputStream;
            0   23     1   limit  I
            1   23     2  length  I
            7   22     3    size  I
           11   18     4       i  I
           13   16     5    next  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      s      
      limit  

  static org.bouncycastle.asn1.DERObject createPrimitiveDERObject(int, byte[]);
    descriptor: (I[B)Lorg/bouncycastle/asn1/DERObject;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // int tagNo
        start local 1 // byte[] bytes
         0: .line 359
            iload 0 /* tagNo */
            tableswitch { // 1 - 30
                    1: 3
                    2: 8
                    3: 1
                    4: 12
                    5: 9
                    6: 11
                    7: 19
                    8: 19
                    9: 19
                   10: 4
                   11: 19
                   12: 17
                   13: 19
                   14: 19
                   15: 19
                   16: 19
                   17: 19
                   18: 10
                   19: 13
                   20: 14
                   21: 19
                   22: 7
                   23: 16
                   24: 5
                   25: 19
                   26: 18
                   27: 6
                   28: 15
                   29: 19
                   30: 2
              default: 19
          }
         1: .line 362
      StackMap locals:
      StackMap stack:
            aload 1 /* bytes */
            invokestatic org.bouncycastle.asn1.DERBitString.fromOctetString:([B)Lorg/bouncycastle/asn1/DERBitString;
            areturn
         2: .line 364
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERBMPString
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERBMPString.<init>:([B)V
            areturn
         3: .line 366
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.ASN1Boolean
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.ASN1Boolean.<init>:([B)V
            areturn
         4: .line 368
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.ASN1Enumerated
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.ASN1Enumerated.<init>:([B)V
            areturn
         5: .line 370
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.ASN1GeneralizedTime
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.ASN1GeneralizedTime.<init>:([B)V
            areturn
         6: .line 372
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERGeneralString
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERGeneralString.<init>:([B)V
            areturn
         7: .line 374
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERIA5String
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERIA5String.<init>:([B)V
            areturn
         8: .line 376
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.ASN1Integer
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.ASN1Integer.<init>:([B)V
            areturn
         9: .line 378
      StackMap locals:
      StackMap stack:
            getstatic org.bouncycastle.asn1.DERNull.INSTANCE:Lorg/bouncycastle/asn1/DERNull;
            areturn
        10: .line 380
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERNumericString
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERNumericString.<init>:([B)V
            areturn
        11: .line 382
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.ASN1ObjectIdentifier
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.ASN1ObjectIdentifier.<init>:([B)V
            areturn
        12: .line 384
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DEROctetString
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DEROctetString.<init>:([B)V
            areturn
        13: .line 386
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERPrintableString
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERPrintableString.<init>:([B)V
            areturn
        14: .line 388
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERT61String
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERT61String.<init>:([B)V
            areturn
        15: .line 390
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERUniversalString
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERUniversalString.<init>:([B)V
            areturn
        16: .line 392
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.ASN1UTCTime
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.ASN1UTCTime.<init>:([B)V
            areturn
        17: .line 394
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERUTF8String
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERUTF8String.<init>:([B)V
            areturn
        18: .line 396
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERVisibleString
            dup
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERVisibleString.<init>:([B)V
            areturn
        19: .line 398
      StackMap locals:
      StackMap stack:
            new org.bouncycastle.asn1.DERUnknownTag
            dup
            iconst_0
            iload 0 /* tagNo */
            aload 1 /* bytes */
            invokespecial org.bouncycastle.asn1.DERUnknownTag.<init>:(ZI[B)V
            areturn
        end local 1 // byte[] bytes
        end local 0 // int tagNo
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   20     0  tagNo  I
            0   20     1  bytes  [B
    MethodParameters:
       Name  Flags
      tagNo  
      bytes  
}
SourceFile: "ASN1InputStream.java"