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/* vim:ts=8:sts=4:sw=4:noai:noexpandtab
*
* PGM protocol
*
* Copyright (c) 2010 Miru Limited.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __PGM_IP_PGM_HH__
#define __PGM_IP_PGM_HH__
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
namespace pgm {
#define restrict
#include <pgm/pgm.h>
}
namespace ip {
class pgm
{
public:
/// The type of a PGM endpoint.
typedef pgm_endpoint<pgm> endpoint;
/// Construct to represent PGM over IPv4.
static pgm v4()
{
return pgm (PF_INET);
}
/// Construct to represent PGM over IPv6.
static pgm v6()
{
return pgm (PF_INET6);
}
/// Obtain an identifier for the type of the protocol.
int type() const
{
return SOCK_SEQPACKET;
}
/// Obtain an identifier for the protocol.
int protocol() const
{
return IPPROTO_PGM;
}
/// Obtain an identifier for the protocol family.
int family() const
{
return family_;
}
/// The PGM socket type.
typedef pgm_socket<pgm> socket;
/// Compare two protocols for equality.
friend bool operator== (const pgm& p1, const pgm& p2)
{
return p1.family_ == p2.family_;
}
/// Compare two protocols for inequality.
friend bool operator!= (const pgm& p1, const pgm& p2)
{
return p1.family_ != p2.family_;
}
private:
// Construct with a specific family.
explicit pgm (int family)
: family_ (family)
{
}
int family_;
};
} // namespace ip
#endif /* __PGM_IP_PGM_HH__ */
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