| Kea 3.0.2-git

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.

References label_, and timestamp_.

## ◆ ~PktEvent()

isc::dhcp::PktEvent::~PktEvent | ( |  | ) |
| default

Destructor.

## Member Function Documentation

## ◆ EMPTY_TIME()

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

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()

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

Fetches the maximum timestamp.

Returns
  the maximum timestamp

Definition at line 140 of file pkt.h.

## ◆ MIN_TIME()

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

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()

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

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::MonitoredDurationStore::~MonitoredDurationStore(), isc::perfmon::MonitoredDuration::addSample(), isc::perfmon::Alarm::checkSample(), isc::perfmon::MonitoredDurationStore::getReportsNext(), isc::perfmon::PerfMonMgr::perfmonGetAllDurationsHandler(), isc::perfmon::Alarm::setLastHighWaterReport(), 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.

Referenced by PktEvent().

## ◆ 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(), isc::dhcp::PktFilterInet6::send(), isc::dhcp::PktFilterInet::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.

Referenced by PktEvent().

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

- pkt.h
- pkt.cc