isc::dhcp::PktEvent Class Reference

Describes an event during the life cycle of a packet. More...

#include <pkt.h>

Public Member Functions
	PktEvent (const std::string &label, boost::posix_time::ptime timestamp)
	Constructor.
	~PktEvent ()=default
	Destructor.

Static Public Member Functions
static boost::posix_time::ptime &	EMPTY_TIME ()
	Fetch an empty timestamp, used for logic comparisons.
static boost::posix_time::ptime &	MAX_TIME ()
	Fetches the maximum timestamp.
static boost::posix_time::ptime &	MIN_TIME ()
	Fetches the minimum timestamp.
static boost::posix_time::ptime	now ()
	Fetch the current UTC system time, microsecond precision.

Public Attributes
std::string	label_
	Label identifying this event.
boost::posix_time::ptime	timestamp_
	Timestamp at which the event occurred.

Static Public Attributes
static const std::string	BUFFER_READ
	Event that marks when a packet is read from the socket buffer by application.
static const std::string	RESPONSE_SENT
	Event that marks when a packet is been written to the socket by application.
static const std::string	SOCKET_RECEIVED
	Event that marks when a packet is placed in the socket buffer by the kernel.

Detailed Description

Describes an event during the life cycle of a packet.

Definition at line 89 of file pkt.h.

Constructor & Destructor Documentation

PktEvent()

isc::dhcp::PktEvent::PktEvent ( const std::string & label, boost::posix_time::ptime timestamp )

inline

Constructor.

Parameters

label	string identifying the event.
timestamp	time at which the event occurred.

Definition at line 107 of file pkt.h.

~PktEvent()

isc::dhcp::PktEvent::~PktEvent ( )

default

Destructor.

Member Function Documentation

EMPTY_TIME()

static boost::posix_time::ptime & isc::dhcp::PktEvent::EMPTY_TIME ( )

inlinestatic

Fetch an empty timestamp, used for logic comparisons.

Returns

an unset ptime.

Definition at line 124 of file pkt.h.

Referenced by isc::perfmon::Alarm::checkSample(), isc::dhcp::Pkt::getPktEventTime(), and isc::perfmon::Alarm::setState().

MAX_TIME()

static boost::posix_time::ptime & isc::dhcp::PktEvent::MAX_TIME ( )

inlinestatic

Fetches the maximum timestamp.

Returns

the maximum timestamp

Definition at line 140 of file pkt.h.

MIN_TIME()

static boost::posix_time::ptime & isc::dhcp::PktEvent::MIN_TIME ( )

inlinestatic

Fetches the minimum timestamp.

Returns

the minimum timestamp

Definition at line 132 of file pkt.h.

Referenced by isc::perfmon::MonitoredDuration::getCurrentIntervalStart(), and isc::perfmon::MonitoredDurationStore::getOverdueReports().

now()

static boost::posix_time::ptime isc::dhcp::PktEvent::now ( )

inlinestatic

Fetch the current UTC system time, microsecond precision.

Returns

ptime containing the microsecond system time.

Definition at line 117 of file pkt.h.

Referenced by isc::perfmon::MonitoredDuration::addSample(), isc::perfmon::Alarm::checkSample(), isc::perfmon::MonitoredDurationStore::getReportsNext(), isc::perfmon::PerfMonMgr::perfmonGetAllDurationsHandler(), and isc::perfmon::Alarm::setState().

Member Data Documentation

BUFFER_READ

const std::string isc::dhcp::PktEvent::BUFFER_READ

static

Event that marks when a packet is read from the socket buffer by application.

Definition at line 97 of file pkt.h.

Referenced by isc::dhcp::PktFilterBPF::receive(), and isc::dhcp::PktFilterLPF::receive().

label_

std::string isc::dhcp::PktEvent::label_

Label identifying this event.

Definition at line 146 of file pkt.h.

RESPONSE_SENT

const std::string isc::dhcp::PktEvent::RESPONSE_SENT

static

Event that marks when a packet is been written to the socket by application.

Definition at line 101 of file pkt.h.

Referenced by isc::dhcp::PktFilterBPF::send(), and isc::dhcp::PktFilterLPF::send().

SOCKET_RECEIVED

const std::string isc::dhcp::PktEvent::SOCKET_RECEIVED

static

Event that marks when a packet is placed in the socket buffer by the kernel.

Definition at line 93 of file pkt.h.

Referenced by isc::dhcp::PktFilterBPF::receive(), isc::dhcp::PktFilterInet::receive(), and isc::dhcp::PktFilterLPF::receive().

timestamp_

boost::posix_time::ptime isc::dhcp::PktEvent::timestamp_

Timestamp at which the event occurred.

Definition at line 149 of file pkt.h.

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

• pkt.h
• pkt.cc