NS-3 based Named Data Networking (NDN) simulator
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persistent-policy.hpp
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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#ifndef PERSISTENT_POLICY_H_
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#define PERSISTENT_POLICY_H_
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#include <boost/intrusive/options.hpp>
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#include <boost/intrusive/list.hpp>
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namespace
ns3
{
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namespace
ndn
{
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namespace
ndnSIM
{
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struct
persistent_policy_traits {
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static
std::string
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GetName()
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{
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return
"Persistent"
;
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}
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struct
policy_hook_type :
public
boost::intrusive::list_member_hook<> {
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};
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template
<
class
Container>
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struct
container_hook {
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typedef
boost::intrusive::member_hook<Container, policy_hook_type, &Container::policy_hook_>
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type;
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};
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template
<
class
Base,
class
Container,
class
Hook>
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struct
policy {
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typedef
typename
boost::intrusive::list<Container, Hook> policy_container;
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// could be just typedef
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class
type :
public
policy_container {
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public
:
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typedef
Container parent_trie;
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type(Base& base)
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: base_(base)
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, max_size_(100)
// when 0, policy is not enforced
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{
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}
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inline
void
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update(
typename
parent_trie::iterator
item)
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{
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// do nothing
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}
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inline
bool
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insert(
typename
parent_trie::iterator
item)
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{
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if
(max_size_ != 0 && policy_container::size() >= max_size_)
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return
false
;
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policy_container::push_back(*item);
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return
true
;
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}
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inline
void
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lookup(
typename
parent_trie::iterator
item)
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{
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// do nothing
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}
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inline
void
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erase(
typename
parent_trie::iterator
item)
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{
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policy_container::erase(policy_container::s_iterator_to(*item));
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}
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inline
void
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clear()
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{
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policy_container::clear();
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}
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inline
void
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set_max_size(
size_t
max_size)
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{
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max_size_ = max_size;
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}
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inline
size_t
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get_max_size()
const
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{
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return
max_size_;
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}
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private
:
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// type () : base_(*((Base*)0)) { };
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private
:
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Base& base_;
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size_t
max_size_;
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};
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};
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};
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}
// ndnSIM
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}
// ndn
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}
// ns3
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#endif // PERSISTENT_POLICY_H_
ndn
Copyright (c) 2011-2015 Regents of the University of California.
Definition:
ndn-strategy-choice-helper.hpp:34
nfd::cs::iterator
Table::const_iterator iterator
Definition:
cs-internal.hpp:41
ns3
Copyright (c) 2011-2015 Regents of the University of California.
Definition:
content-store-impl.cpp:38
ndnSIM
ndnSIM
utils
trie
persistent-policy.hpp
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