NS-3 based Named Data Networking (NDN) simulator
ndnSIM 2.5: NDN, CCN, CCNx, content centric networks 		API Documentation
Classes | Public Member Functions | List of all members
ndn::lp::CachePolicy Class Reference

represents a CachePolicy header field More...

#include <cache-policy.hpp>

Classes

class  Error
 

Public Member Functions

 CachePolicy ()
 
 CachePolicy (const Block &block)
 
template<encoding::Tag TAG>
size_t wireEncode (EncodingImpl< TAG > &encoder) const
 prepend CachePolicy to encoder More...
 
const Block & wireEncode () const
 encode CachePolicy into wire format More...
 
void wireDecode (const Block &wire)
 get CachePolicyType from wire format More...
 
CachePolicyType getPolicy () const
 
CachePolicy & setPolicy (CachePolicyType policy)
 set policy type code More...
 

Detailed Description

represents a CachePolicy header field

Definition at line 47 of file cache-policy.hpp.

Constructor & Destructor Documentation

◆ CachePolicy() [1/2]

ndn::lp::CachePolicy::CachePolicy ( )

Definition at line 41 of file cache-policy.cpp.

◆ CachePolicy() [2/2]

ndn::lp::CachePolicy::CachePolicy ( const Block &  block)
explicit

Definition at line 46 of file cache-policy.cpp.

References wireDecode().

Member Function Documentation

◆ wireEncode() [1/2]

template<encoding::Tag TAG>
size_t ndn::lp::CachePolicy::wireEncode ( EncodingImpl< TAG > &  encoder) const

prepend CachePolicy to encoder

Precondition
getPolicy() != CachePolicyType::NONE
Exceptions
Errorpolicy type is unset

Definition at line 53 of file cache-policy.cpp.

References ndn::lp::tlv::CachePolicy, ndn::lp::tlv::CachePolicyType, NDN_THROW, ndn::lp::NONE, and ndn::encoding::prependNonNegativeIntegerBlock().

◆ wireEncode() [2/2]

const Block & ndn::lp::CachePolicy::wireEncode ( ) const

encode CachePolicy into wire format

Definition at line 69 of file cache-policy.cpp.

References ndn::Block::hasWire(), NDN_THROW, and ndn::lp::NONE.

◆ wireDecode()

void ndn::lp::CachePolicy::wireDecode ( const Block &  wire)

get CachePolicyType from wire format

Definition at line 91 of file cache-policy.cpp.

References ndn::lp::tlv::CachePolicy, ndn::lp::tlv::CachePolicyType, ndn::Block::elements_begin(), ndn::Block::elements_end(), getPolicy(), NDN_THROW, ndn::lp::NONE, ndn::Block::parse(), ndn::encoding::readNonNegativeInteger(), and ndn::Block::type().

Referenced by CachePolicy().

◆ getPolicy()

CachePolicyType ndn::lp::CachePolicy::getPolicy ( ) const
Returns
policy type code
Return values
CachePolicyType::NONEif policy type is unset or has an unknown code

Definition at line 117 of file cache-policy.cpp.

References ndn::lp::NO_CACHE, and ndn::lp::NONE.

Referenced by wireDecode().

◆ setPolicy()

CachePolicy & ndn::lp::CachePolicy::setPolicy ( CachePolicyType  policy)

set policy type code

Parameters
policya policy type code; CachePolicyType::NONE clears the policy

Definition at line 128 of file cache-policy.cpp.

References ndn::Block::reset().

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