com.mindbright.asn1

Class ASN1DER

java.lang.Object

com.mindbright.asn1.ASN1DER

All Implemented Interfaces:

ASN1Decoder, ASN1Encoder

public class ASN1DER
extends java.lang.Object
implements ASN1Encoder, ASN1Decoder

Field Summary

Fields

Modifier and Type	Field and Description
protected static byte[]	BOOL_FALSE
protected static byte[]	BOOL_TRUE
protected static int	INDEFINITE_LEN

Constructor Summary

Constructors

Constructor and Description
ASN1DER()

Method Summary

Methods

Modifier and Type	Method and Description
int	decode(java.io.InputStream in, ASN1Object object)
boolean	decodeBoolean(java.io.InputStream in, int len)
java.math.BigInteger	decodeInteger(java.io.InputStream in, int len)
int[]	decodeLength(java.io.InputStream in)
void	decodeNull(java.io.InputStream in, int len)
int[]	decodeOID(java.io.InputStream in, int len)
byte[]	decodeString(java.io.InputStream in, int len, ASN1String obj)
void	decodeStructure(java.io.InputStream in, int len, ASN1Structure struct)
int	decodeTag(java.io.InputStream in)
void	decodeValue(java.io.InputStream in, int tag, int len, ASN1Object object)
int	encode(java.io.OutputStream out, ASN1Object object)
int	encodeBoolean(java.io.OutputStream out, boolean b)
int	encodeInteger(java.io.OutputStream out, java.math.BigInteger i)
int	encodeLength(java.io.OutputStream out, int len)
int	encodeNull(java.io.OutputStream out)
int	encodeOID(java.io.OutputStream out, int[] oid)
int	encodeString(java.io.OutputStream out, byte[] string)
int	encodeStructure(java.io.OutputStream out, ASN1Structure struct)
static void	main(java.lang.String[] argv)

Methods inherited from class java.lang.Object

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

Field Detail

BOOL_TRUE

protected static final byte[] BOOL_TRUE

BOOL_FALSE

protected static final byte[] BOOL_FALSE

INDEFINITE_LEN

protected static final int INDEFINITE_LEN

See Also:

Constant Field Values

Constructor Detail

ASN1DER

public ASN1DER()

Method Detail

encode

public int encode(java.io.OutputStream out,
         ASN1Object object)
           throws java.io.IOException

Specified by:

encode in interface ASN1Encoder

Throws:

java.io.IOException

encodeLength

public int encodeLength(java.io.OutputStream out,
               int len)
                 throws java.io.IOException

Throws:

java.io.IOException

encodeBoolean

public int encodeBoolean(java.io.OutputStream out,
                boolean b)
                  throws java.io.IOException

Specified by:

encodeBoolean in interface ASN1Encoder

Throws:

java.io.IOException

encodeInteger

public int encodeInteger(java.io.OutputStream out,
                java.math.BigInteger i)
                  throws java.io.IOException

Specified by:

encodeInteger in interface ASN1Encoder

Throws:

java.io.IOException

encodeNull

public int encodeNull(java.io.OutputStream out)
               throws java.io.IOException

Specified by:

encodeNull in interface ASN1Encoder

Throws:

java.io.IOException

encodeOID

public int encodeOID(java.io.OutputStream out,
            int[] oid)
              throws java.io.IOException

Specified by:

encodeOID in interface ASN1Encoder

Throws:

java.io.IOException

encodeString

public int encodeString(java.io.OutputStream out,
               byte[] string)
                 throws java.io.IOException

Specified by:

encodeString in interface ASN1Encoder

Throws:

java.io.IOException

encodeStructure

public int encodeStructure(java.io.OutputStream out,
                  ASN1Structure struct)
                    throws java.io.IOException

Specified by:

encodeStructure in interface ASN1Encoder

Throws:

java.io.IOException

decode

public int decode(java.io.InputStream in,
         ASN1Object object)
           throws java.io.IOException

Specified by:

decode in interface ASN1Decoder

Throws:

java.io.IOException

decodeTag

public int decodeTag(java.io.InputStream in)
              throws java.io.IOException

Throws:

java.io.IOException

decodeLength

public int[] decodeLength(java.io.InputStream in)
                   throws java.io.IOException

Throws:

java.io.IOException

decodeValue

public void decodeValue(java.io.InputStream in,
               int tag,
               int len,
               ASN1Object object)
                 throws java.io.IOException

Specified by:

decodeValue in interface ASN1Decoder

Throws:

java.io.IOException

decodeBoolean

public boolean decodeBoolean(java.io.InputStream in,
                    int len)
                      throws java.io.IOException

Specified by:

decodeBoolean in interface ASN1Decoder

Throws:

java.io.IOException

decodeInteger

public java.math.BigInteger decodeInteger(java.io.InputStream in,
                                 int len)
                                   throws java.io.IOException

Specified by:

decodeInteger in interface ASN1Decoder

Throws:

java.io.IOException

decodeNull

public void decodeNull(java.io.InputStream in,
              int len)
                throws java.io.IOException

Specified by:

decodeNull in interface ASN1Decoder

Throws:

java.io.IOException

decodeOID

public int[] decodeOID(java.io.InputStream in,
              int len)
                throws java.io.IOException

Specified by:

decodeOID in interface ASN1Decoder

Throws:

java.io.IOException

decodeString

public byte[] decodeString(java.io.InputStream in,
                  int len,
                  ASN1String obj)
                    throws java.io.IOException

Specified by:

decodeString in interface ASN1Decoder

Throws:

java.io.IOException

decodeStructure

public void decodeStructure(java.io.InputStream in,
                   int len,
                   ASN1Structure struct)
                     throws java.io.IOException

Specified by:

decodeStructure in interface ASN1Decoder

Throws:

java.io.IOException

main

public static void main(java.lang.String[] argv)