pcpp::NotFilter Class Reference

#include <PcapFilter.h>

Inheritance diagram for pcpp::NotFilter:

Public Member Functions
	NotFilter (GeneralFilter *filterToInverse)
void	parseToString (std::string &result) const override
void	setFilter (GeneralFilter *filterToInverse)
Public Member Functions inherited from pcpp::GeneralFilter
virtual	~GeneralFilter ()=default
	Virtual destructor, frees the bpf program.
bool	matchPacketWithFilter (RawPacket *rawPacket) const
bool	matches (RawPacket const &rawPacket) const
	Match a raw packet against the filter. More...

Additional Inherited Members
Protected Member Functions inherited from pcpp::GeneralFilter
bool	cacheFilter () const
	Parse the filter and cache the compiled BPF program. More...
void	invalidateCache () const
	Invalidate the cached BPF program. This method should be called whenever the filter changes.

Detailed Description

A class for creating a filter which is inverse to another filter

For deeper understanding of the filter concept please refer to PcapFilter.h

Constructor & Destructor Documentation

NotFilter()

pcpp::NotFilter::NotFilter ( GeneralFilter *  filterToInverse )

inlineexplicit

A constructor that gets a pointer to a filter and create the inverse version of it

Parameters

[in]

filterToInverse

A pointer to filter which the created filter be the inverse of

Member Function Documentation

parseToString()

void pcpp::NotFilter::parseToString ( std::string &  result ) const

overridevirtual

A method that parses the class instance into BPF string format

Parameters

[out]

result

An empty string that the parsing will be written into. If the string isn't empty, its content will be overridden

Implements pcpp::GeneralFilter.

setFilter()

void pcpp::NotFilter::setFilter ( GeneralFilter *  filterToInverse )

inline

Set a filter to create an inverse filter from

Parameters

[in]

filterToInverse

A pointer to filter which the created filter be the inverse of