pcpp::IPv4TotalLengthFilter Class Reference

#include <PcapFilter.h>

Inheritance diagram for pcpp::IPv4TotalLengthFilter:

Public Member Functions
	IPv4TotalLengthFilter (uint16_t totalLength, FilterOperator op)
void	parseToString (std::string &result)
void	setTotalLength (uint16_t totalLength)
Public Member Functions inherited from pcpp::IFilterWithOperator
void	setOperator (FilterOperator op)
Public Member Functions inherited from pcpp::GeneralFilter
virtual	~GeneralFilter ()

Detailed Description

A class for filtering IPv4 traffic by "total length" field of the IPv4 protocol, For example: "filter only IPv4 traffic which "total length" value is less than 60B"
For deeper understanding of the filter concept please refer to PcapFilter.h

Constructor & Destructor Documentation

IPv4TotalLengthFilter()

pcpp::IPv4TotalLengthFilter::IPv4TotalLengthFilter ( uint16_t  totalLength, FilterOperator  op  )

inline

A constructor that gets the total length to filter and the operator and creates the filter out of them

Parameters

[in]	totalLength	The total length value to filter
[in]	op	The operator to use (e.g "equal", "greater than", etc.)

Member Function Documentation

parseToString()

void pcpp::IPv4TotalLengthFilter::parseToString ( std::string &  result )

virtual

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.

setTotalLength()

void pcpp::IPv4TotalLengthFilter::setTotalLength ( uint16_t  totalLength )

inline

Set the total length value

Parameters

[in]

totalLength

The total length value to filter