A Protocol Independent Hierarchical FIB (VPP-352)

[vpp.git] / plugins / sixrd-plugin / sixrd / sixrd_dpo.h

diff --git a/plugins/sixrd-plugin/sixrd/sixrd_dpo.h b/plugins/sixrd-plugin/sixrd/sixrd_dpo.h
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+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __SIXRD_DPO_H__
+#define __SIXRD_DPO_H__
+
+#include <vnet/vnet.h>
+#include <vnet/dpo/dpo.h>
+
+/**
+ * A representation of a 6RD DPO
+ */
+typedef struct sixrd_dpo_t
+{
+    /**
+     * The dat-plane protocol
+     */
+    dpo_proto_t sd_proto;
+
+    /**
+     * the SIXRD domain index
+     */
+    u32 sd_domain;
+
+    /**
+     * Number of locks/users of the label
+     */
+    u16 sd_locks;
+} sixrd_dpo_t;
+
+extern void sixrd_dpo_create (dpo_proto_t dproto,
+                             u32 domain_index,
+                             dpo_id_t *dpo);
+
+/*
+ * Encapsulation violation for fast data-path access
+ */
+extern sixrd_dpo_t *sixrd_dpo_pool;
+extern dpo_type_t sixrd_dpo_type;
+
+static inline sixrd_dpo_t *
+sixrd_dpo_get (index_t index)
+{
+    return (pool_elt_at_index(sixrd_dpo_pool, index));
+}
+
+extern void sixrd_dpo_module_init(void);
+
+#endif