eigrp: Initial Commit

Please Note, I will be redoing this commit message with
more information.

Additionally I will rework the lib/* changes into their
own commits.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

1 files changed, 85 insertions, 0 deletions

diff --git a/eigrpd/eigrp_macros.h b/eigrpd/eigrp_macros.h
new file mode 100644
index 0000000000..dd22829e88
--- /dev/null
+++ b/eigrpd/eigrp_macros.h
@@ -0,0 +1,85 @@
+/*
+ * 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 GNU Zebra; see the file COPYING.  If not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, 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_ */