aboutsummaryrefslogtreecommitdiffstats
path: root/src/vnet/adj/adj_rewrite.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/vnet/adj/adj_rewrite.h')
-rw-r--r--src/vnet/adj/adj_rewrite.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/src/vnet/adj/adj_rewrite.h b/src/vnet/adj/adj_rewrite.h
new file mode 100644
index 00000000000..25e6bba8868
--- /dev/null
+++ b/src/vnet/adj/adj_rewrite.h
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ */
+/**
+ * @brief
+ * A rewrite adjacency has no key, and thus cannot be 'found' from the
+ * FIB resolution code. the client therefore needs to maange these adjacencies
+ */
+
+#ifndef __ADJ_REWRITE_H__
+#define __ADJ_REWRITE_H__
+
+#include <vnet/adj/adj_types.h>
+
+/**
+ * @brief
+ * Add (and lock) a new or lock an existing neighbour adjacency
+ *
+ * @param nh_proto
+ * The protocol for the next-hop address (v4 or v6)
+ *
+ * @param link_type
+ * A description of the protocol of the packets that will forward
+ * through this adj. On an ethernet interface this is the MAC header's
+ * ether-type
+ *
+ * @param sw_if_index
+ * The interface on which the peer resides
+ *
+ * @param rewrite
+ * The rewrite to prepend to packets
+ */
+extern adj_index_t adj_rewrite_add_and_lock(fib_protocol_t nh_proto,
+ vnet_link_t link_type,
+ u32 sw_if_index,
+ u8 *rewrite);
+
+#endif