1 files changed, 51 insertions, 0 deletions
diff --git a/isisd/isis_csm.h b/isisd/isis_csm.h
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+++ b/isisd/isis_csm.h
@@ -0,0 +1,51 @@
+/*
+ * IS-IS Rout(e)ing protocol - isis_csm.h
+ *                             IS-IS circuit state machine
+ *
+ * Copyright (C) 2001,2002   Sampo Saaristo
+ *                           Tampere University of Technology
+ *                           Institute of Communications Engineering
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public Licenseas published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program 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_ISIS_CSM_H
+#define _ZEBRA_ISIS_CSM_H
+
+/*
+ * Circuit states
+ */
+enum isis_circuit_state {
+	C_STATE_NA,
+	C_STATE_INIT, /* Connected to interface */
+	C_STATE_CONF, /* Configured for ISIS    */
+	C_STATE_UP,   /* CONN | CONF            */
+};
+
+/*
+ * Circuit events
+ */
+enum isis_circuit_event {
+	ISIS_ENABLE = 1,
+	IF_UP_FROM_Z,
+	ISIS_DISABLE,
+	IF_DOWN_FROM_Z,
+};
+
+struct isis_circuit *isis_csm_state_change(enum isis_circuit_event event,
+					   struct isis_circuit *circuit,
+					   void *arg);
+
+#endif /* _ZEBRA_ISIS_CSM_H */