65 lines
2.6 KiB
C++
65 lines
2.6 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2014-2018, Regents of the University of California,
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* Arizona Board of Regents,
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* Colorado State University,
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* University Pierre & Marie Curie, Sorbonne University,
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* Washington University in St. Louis,
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* Beijing Institute of Technology,
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* The University of Memphis.
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*
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* This file is part of NFD (Named Data Networking Forwarding Daemon).
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* See AUTHORS.md for complete list of NFD authors and contributors.
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*
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* NFD is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*
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* NFD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* NFD, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NFD_CORE_SCOPE_PREFIX_HPP
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#define NFD_CORE_SCOPE_PREFIX_HPP
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#include "common.hpp"
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/** \brief contain name prefixes that affect namespace-based scope control
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* \sa https://redmine.named-data.net/projects/nfd/wiki/ScopeControl
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*/
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namespace nfd {
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namespace scope_prefix {
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/** \brief ndn:/localhost
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*
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* The localhost scope limits propagation to the applications on the originating host.
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*
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* Interest and Data packets under prefix ndn:/localhost are restricted by these rules:
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* \li Interest can come from and go to local faces only.
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* \li Data can come from and go to local faces only.
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*/
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extern const Name LOCALHOST;
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/** \brief ndn:/localhop
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*
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* The localhop scope limits propagation to no further than the next node.
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*
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* Interest packets under prefix ndn:/localhop are restricted by these rules:
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* \li If an Interest is received from a local face, it can be forwarded to a non-local face.
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* \li If an Interest is received from a non-local face, it cannot be forwarded to a non-local face.
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* \li In either case the Interest can be forwarded to a local face.
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* \li PIT entry can be satisfied by Data from any source.
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*
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* Data packets under prefix ndn:/localhop are unrestricted.
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*/
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extern const Name LOCALHOP;
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} // namespace scope_prefix
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} // namespace nfd
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#endif // NFD_CORE_SCOPE_PREFIX_HPP
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