Asn1PerEncoder Interface Reference

Inheritance diagram for Asn1PerEncoder:

Public Member Functions
void	EncodeBit (bool val)
void	EncodeBit (bool val, System.String ident)
void	EncodeBits (byte val, int nbits)
void	EncodeBits (byte[] val, int offset, int nbits)
void	EncodeBits (byte[] val, int offset, int nbits, System.String ident)
void	EncodeCharString (System.String val, int nchars, int offset, int abpc, int ubpc, Asn1CharSet charSet)
void	EncodeConsWholeNumber (long adjustedValue, long rangeValue, System.String ident)
void	EncodeConsWholeNumber (long adjustedValue, long rangeValue)
void	EncodeInt (long val, int nbits, System.String ident)
void	EncodeInt (long val, int nbits)
void	EncodeInt (long val, bool encodeLen, bool signExtend, System.String ident)
void	EncodeInt (long val, bool encodeLen, bool signExtend)
long	EncodeLength (long val)
void	EncodeLength (long val, long lower, long upper)
void	EncodeLengthEOM (long val)
void	EncodeOctetString (byte[] val, int offset, int nbytes)
void	EncodeOIDLengthAndValue (int[] val)
void	EncodeOpenType (byte[] val, int offset, int nbytes)
void	EncodeRelOIDLengthAndValue (int[] val)
void	EncodeSmallLength (int val)
void	EncodeSmallNonNegWholeNumber (int val)

Detailed Description

Member Function Documentation

EncodeBit() [1/2]

void EncodeBit

(

bool

val

)

This method encodes a single bit value.

Parameters

val	Boolean value of bit to be encoded.

Implemented in Asn1PerEncodeBuffer.

Referenced by Asn1TimeUtil.EncodeDateTime(), and Asn1TimeUtil.EncodeDuration().

EncodeBit() [2/2]

void EncodeBit	(	bool	val,
		System.String	ident
	)

This method encodes a single bit value.

Parameters

val	Boolean value of bit to be encoded.
ident	Bit field identifier name for tracing.

Implemented in Asn1PerEncodeBuffer.

EncodeBits() [1/3]

void EncodeBits	(	byte	val,
		int	nbits
	)

This method encodes bit values from an octet.

The most significant bits from the octet are encoded.

Parameters

val	Octet containing bits to be encoded
nbits	Number of bits to encode

EncodeBits() [2/3]

void EncodeBits	(	byte []	val,
		int	offset,
		int	nbits
	)

This method encodes bit values from an array of octets.

Parameters

val	Octet array containing bits to be encoded
offset	Starting byte offset in value
nbits	Number of bits to encode

Implemented in Asn1PerEncodeBuffer.

EncodeBits() [3/3]

void EncodeBits	(	byte []	val,
		int	offset,
		int	nbits,
		System.String	ident
	)

This method encodes bit values from an array of octets.

Parameters

val	Octet array containing bits to be encoded
offset	Starting byte offset in value
nbits	Number of bits to encode
ident	Bit field identifier name for tracing.

Implemented in Asn1PerEncodeBuffer.

EncodeCharString()

void EncodeCharString	(	System.String	val,
		int	nchars,
		int	offset,
		int	abpc,
		int	ubpc,
		Asn1CharSet	charSet
	)

This method encodes the contents of a known-multiplier character string type.

This version assumes a permitted alphabet constraint was specified.

Parameters

val	String containing characters to encode
nchars	Number of characters from string to encode
offset	Offset to first char in string to encode
abpc	Number of bits per character (aligned)
ubpc	Number of bits per character (unaligned)
charSet	Object representing permitted alphabet constraint character set (optional)

Implemented in Asn1PerEncodeBuffer.

EncodeConsWholeNumber() [1/2]

void EncodeConsWholeNumber	(	long	adjustedValue,
		long	rangeValue,
		System.String	ident
	)

This method implements the rules to encode a constrained whole number as specified in section 10.5 of the X.691 standard.

Parameters

adjustedValue	Adjusted value to be encoded = value - lower range endpoint value
rangeValue	lower - upper + 1
ident	Bit field identifier name for tracing.

Implemented in Asn1PerEncodeBuffer.

Referenced by Asn1TimeUtil.EncodeDuration(), and Asn1Integer.EncodeValue().

EncodeConsWholeNumber() [2/2]

void EncodeConsWholeNumber	(	long	adjustedValue,
		long	rangeValue
	)

This method implements the rules to encode a constrained whole number as specified in section 10.5 of the X.691 standard.

Parameters

adjustedValue	Adjusted value to be encoded = value - lower range endpoint value
rangeValue	lower - upper + 1

Implemented in Asn1PerEncodeBuffer.

EncodeInt() [1/4]

void EncodeInt	(	long	val,
		int	nbits,
		System.String	ident
	)

This method encodes bit values from an integer value.

The least significant bits from the integer are encoded.

Parameters

val	Integer containing bits to be encoded
nbits	Number of bits to encode
ident	Bit field identifier name for tracing.

Implemented in Asn1PerEncodeBuffer.

Referenced by Asn1TimeUtil.DecodeTime(), Asn1TimeUtil.EncodeDate(), Asn1TimeUtil.EncodeDateTime(), and Asn1TimeUtil.EncodeDuration().

EncodeInt() [2/4]

void EncodeInt	(	long	val,
		int	nbits
	)

This method encodes bit values from an integer value.

The least significant bits from the integer are encoded.

Parameters

val	Integer containing bits to be encoded
nbits	Number of bits to encode

Implemented in Asn1PerEncodeBuffer.

EncodeInt() [3/4]

void EncodeInt	(	long	val,
		bool	encodeLen,
		bool	signExtend,
		System.String	ident
	)

This method implements the rules to encode either a non-negative binary integer as specified in section 10.3 or a two's complement binary integer as specified in section 10.4 of the X.691 standard.

Parameters

val	Integer value to be encoded
encodeLen	Flag indicating length determinant should be encoded before encoding integer value.
signExtend	Flag indicating if sign extension should be performed.
ident	Bit field identifier name for tracing.

Implemented in Asn1PerEncodeBuffer.

EncodeInt() [4/4]

void EncodeInt	(	long	val,
		bool	encodeLen,
		bool	signExtend
	)

This method implements the rules to encode either a non-negative binary integer as specified in section 10.3 or a two's complement binary integer as specified in section 10.4 of the X.691 standard.

Parameters

val	Integer value to be encoded
encodeLen	Flag indicating length determinant should be encoded before encoding integer value.
signExtend	Flag indicating if sign extension should be performed.

Implemented in Asn1PerEncodeBuffer.

EncodeLength() [1/2]

long EncodeLength

(

long

val

)

This method encodes a general (unconstrained) length determinant value as described in section 10.9 or the X.691 standard.

Parameters

val	Length value to be encoded

Returns

Value that was actually encoded. This may be less than the value that was passed in if fragementation was done (i.e the value was >= 16k).

Implemented in Asn1PerEncodeBuffer.

EncodeLength() [2/2]

void EncodeLength	(	long	val,
		long	lower,
		long	upper
	)

This method encodes a constrained length determinant value.

Parameters

val	Length value to be encoded
lower	Lower bound (inclusive) of length value range
upper	Upper bound (inclusive) of length value range

Implemented in Asn1PerEncodeBuffer.

EncodeLengthEOM()

void EncodeLengthEOM

(

long

val

)

This method checks to see if a zero byte needs to be added after a fragmented length has been encoded.

It will add it to the byte stream if necessary.

Parameters

val	Original length value that was encoded.

Implemented in Asn1PerEncodeBuffer.

EncodeOctetString()

void EncodeOctetString	(	byte []	val,
		int	offset,
		int	nbytes
	)

This method encodes the given array of bytes as an unconstrained octet string value.

Parameters

val	Byte array containing data to encode. This is assumed to contain a previously encoded PER component.
offset	Starting offset in byte array value
nbytes	Number of bytes to encode

Implemented in Asn1PerEncodeBuffer.

EncodeOIDLengthAndValue()

void EncodeOIDLengthAndValue

(

int []

val

)

This method encodes the length and contents of an object identifier value.

Parameters

val	Integer array containing arcs to encode

Implemented in Asn1PerEncodeBuffer.

EncodeOpenType()

void EncodeOpenType	(	byte []	val,
		int	offset,
		int	nbytes
	)

This method encodes the given array of bytes as an open type.

Parameters

val	Byte array containing data to encode. This is assumed to contain a previously encoded PER component.
offset	Starting offset in byte array value
nbytes	Number of bytes to encode

Implemented in Asn1PerEncodeBuffer.

EncodeRelOIDLengthAndValue()

void EncodeRelOIDLengthAndValue

(

int []

val

)

This method encodes the length and contents of a relative object identifier value.

Parameters

val	Integer array containing arcs to encode

Implemented in Asn1PerEncodeBuffer.

EncodeSmallLength()

void EncodeSmallLength

(

int

val

)

This method implements the rules to encode a normally small length as specified in section 11.9 of the X.691 standard.

Parameters

val	Value to be encoded

Implemented in Asn1PerEncodeBuffer.

EncodeSmallNonNegWholeNumber()

void EncodeSmallNonNegWholeNumber

(

int

val

)

whole number as specified in section 10.6 of the X.691 standard.

This method implements the rules to encode a small non-negative

Parameters

val	Value to be encoded

Implemented in Asn1PerEncodeBuffer.