/**********
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This library is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 3 of the License, or (at your
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option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this library; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**********/
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// "multikit" Multicast Application Shell
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// Copyright (c) 1996-2017, Live Networks, Inc. All rights reserved
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// "Group Endpoint Id"
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// C++ header
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#ifndef _GROUPEID_HH
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#define _GROUPEID_HH
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#ifndef _BOOLEAN_HH
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#include "Boolean.hh"
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#endif
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#ifndef _NET_ADDRESS_HH
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#include "NetAddress.hh"
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#endif
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class GroupEId {
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public:
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GroupEId(struct in_addr const& groupAddr,
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portNumBits portNum, u_int8_t ttl);
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// used for a 'source-independent multicast' group
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GroupEId(struct in_addr const& groupAddr,
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struct in_addr const& sourceFilterAddr,
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portNumBits portNum);
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// used for a 'source-specific multicast' group
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struct in_addr const& groupAddress() const { return fGroupAddress; }
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struct in_addr const& sourceFilterAddress() const { return fSourceFilterAddress; }
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Boolean isSSM() const;
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portNumBits portNum() const { return fPortNum; }
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u_int8_t ttl() const { return fTTL; }
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private:
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void init(struct in_addr const& groupAddr,
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struct in_addr const& sourceFilterAddr,
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portNumBits portNum,
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u_int8_t ttl);
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private:
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struct in_addr fGroupAddress;
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struct in_addr fSourceFilterAddress;
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portNumBits fPortNum; // in network byte order
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u_int8_t fTTL;
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};
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#endif
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