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/*
* EIGRP Macros Definition.
* Copyright (C) 2013-2014
* Authors:
* Donnie Savage
* Jan Janovic
* Matej Perina
* Peter Orsag
* Peter Paluch
*
* This file is part of GNU Zebra.
*
* GNU Zebra is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* GNU Zebra 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; see the file COPYING; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _ZEBRA_EIGRP_MACROS_H_
#define _ZEBRA_EIGRP_MACROS_H_
#define DECLARE_IF_PARAM(T, P) T P; u_char P##__config:1
#define IF_EIGRP_IF_INFO(I) ((struct eigrp_if_info *)((I)->info))
#define IF_OIFS(I) (IF_EIGRP_IF_INFO (I)->eifs)
#define IF_OIFS_PARAMS(I) (IF_EIGRP_IF_INFO (I)->params)
#define SET_IF_PARAM(S, P) ((S)->P##__config) = 1
#define IF_DEF_PARAMS(I) (IF_EIGRP_IF_INFO (I)->def_params)
#define UNSET_IF_PARAM(S, P) ((S)->P##__config) = 0
#define EIGRP_IF_PARAM_CONFIGURED(S, P) ((S) && (S)->P##__config)
#define EIGRP_IF_PARAM(O, P) \
(EIGRP_IF_PARAM_CONFIGURED ((O)->params, P)?\
(O)->params->P:IF_DEF_PARAMS((O)->ifp)->P)
#define EIGRP_IF_PASSIVE_STATUS(O) \
(EIGRP_IF_PARAM_CONFIGURED((O)->params, passive_interface) ? \
(O)->params->passive_interface : \
(EIGRP_IF_PARAM_CONFIGURED(IF_DEF_PARAMS((O)->ifp), passive_interface) ? \
IF_DEF_PARAMS((O)->ifp)->passive_interface : \
(O)->eigrp->passive_interface_default))
//------------------------------------------------------------------------------------------------------------------------------------
#define EIGRP_IF_STRING_MAXLEN 40
#define IF_NAME(I) eigrp_if_name_string ((I))
//------------------------------------------------------------------------------------------------------------------------------------
/*Macros for EIGRP interface multicast membership*/
#define EI_MEMBER_FLAG(M) (1 << (M))
#define EI_MEMBER_COUNT(O,M) (IF_EIGRP_IF_INFO(ei->ifp)->membership_counts[(M)])
#define EI_MEMBER_CHECK(O,M) \
(CHECK_FLAG((O)->multicast_memberships, EI_MEMBER_FLAG(M)))
#define EI_MEMBER_JOINED(O,M) \
do { \
SET_FLAG ((O)->multicast_memberships, EI_MEMBER_FLAG(M)); \
IF_EIGRP_IF_INFO((O)->ifp)->membership_counts[(M)]++; \
} while (0)
#define EI_MEMBER_LEFT(O,M) \
do { \
UNSET_FLAG ((O)->multicast_memberships, EI_MEMBER_FLAG(M)); \
IF_EIGRP_IF_INFO((O)->ifp)->membership_counts[(M)]--; \
} while (0)
//-----------------------------------------------------------------------------------------------------------------------------------
/* Topology Macros */
/* FSM macros*/
#define EIGRP_FSM_EVENT_SCHEDULE(I,E) \
thread_add_event (master, eigrp_fsm_event, (I), (E))
#endif /* _ZEBRA_EIGRP_MACROS_H_ */
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