SNMP::NullBER Class Reference

BER object to handle null. More...

#include <src/BER.h>

Inheritance diagram for SNMP::NullBER:

Collaboration diagram for SNMP::NullBER:

Public Member Functions
	NullBER (const uint8_t type=Type::Null)
	Creates a NullBER object.
Public Member Functions inherited from SNMP::BER
	BER (const unsigned int type)
	Creates a BER object.
virtual	~BER ()
	BER destructor.
virtual void	encode (Stream &stream)
	Encodes BER type and length to stream.
template<typename T >
void	encodeNumeric (T value, Stream &stream)
	Encodes BER numeric value to stream.
virtual void	decode (Stream &stream, const uint8_t flag=Flag::None)
	Decodes BER type and length from stream.
template<typename T >
void	decodeNumeric (T *value, Stream &stream, const uint8_t flag=Flag::None)
	Decodes BER numeric value from stream.
virtual uint8_t *	encode (uint8_t *buffer)
	Encodes BER type and length to memory buffer.
template<typename T >
uint8_t *	encodeNumeric (T value, uint8_t *buffer)
	Encodes BER numeric value to memory buffer.
virtual uint8_t *	decode (uint8_t *buffer)
	Decodes BER type and length from memory buffer.
template<typename T >
uint8_t *	decodeNumeric (T *value, uint8_t *buffer, const uint8_t flag=Flag::None)
	Decodes BER numeric value from memory buffer.
template<typename T >
void	setNegative (T value)
	Computes BER length of a negative integer.
template<typename T >
void	setPositive (T value)
	Computes BER length of a positive integer.
const unsigned int	getType () const
	Gets the BER type.
const unsigned int	getLength () const
	Gets the BER length.
virtual const unsigned int	getSize (const bool refresh=false)
	Gets the size of the BER.
Public Member Functions inherited from SNMP::Base
void	encode7bits (uint32_t value, uint8_t *buffer, const uint8_t size)
	Encodes integer value to memory buffer.

Additional Inherited Members
Static Public Member Functions inherited from SNMP::Base
static void	encode7bits (uint32_t value, Stream &stream, const uint8_t size)
	Encodes integer value to stream.
Protected Member Functions inherited from SNMP::BER
BER *	create (const Type &type)
	Creates a BER of given type.
Protected Attributes inherited from SNMP::BER
Length	_length
Type	_type
Protected Attributes inherited from SNMP::Base
unsigned int	_size = 0

Detailed Description

BER object to handle null.

• Type is TYPE_NULL.
• Length is fixed, 0 byte, short form encoding.
• Size is fixed, 2 bytes.
• No value.

Example

Null	Encoding
	05 00

Definition at line 1460 of file BER.h.

Constructor & Destructor Documentation

NullBER()

SNMP::NullBER::NullBER ( const uint8_t type = Type::Null )

inline

Creates a NullBER object.

Parameters

type	NullBER type.

Definition at line 1467 of file BER.h.

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The documentation for this class was generated from the following file:

• BER.h