gre: Multi-point interfaces

Type: feature

Change-Id: I0129ad6ace44a50a8a3b26db8e445cd06b2b49e8
Signed-off-by: Neale Ranns <nranns@cisco.com>

1 files changed, 62 insertions, 0 deletions

diff --git a/src/vnet/nhrp/nhrp.h b/src/vnet/nhrp/nhrp.h
new file mode 100644
index 00000000000..fa842feb658
--- /dev/null
+++ b/src/vnet/nhrp/nhrp.h
@@ -0,0 +1,62 @@
+/*
+ * nhrp.h: next-hop resolution
+ *
+ * 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 __NHRP_H__
+#define __NHRP_H__
+
+#include <vnet/ip/ip.h>
+
+typedef struct nhrp_key_t_
+{
+  ip46_address_t nk_peer;
+  u32 nk_sw_if_index;
+} nhrp_key_t;
+
+typedef struct nhrp_entry_t_
+{
+  nhrp_key_t *ne_key;
+  fib_prefix_t ne_nh;
+  u32 ne_fib_index;
+} nhrp_entry_t;
+
+extern u8 *format_nhrp_entry (u8 * s, va_list * args);
+
+extern int nhrp_entry_add (u32 sw_if_index,
+			   const ip46_address_t * peer,
+			   u32 nh_table_id, const ip46_address_t * nh);
+
+extern int nhrp_entry_del (u32 sw_if_index, const ip46_address_t * peer);
+
+extern nhrp_entry_t *nhrp_entry_find (u32 sw_if_index,
+				      const ip46_address_t * peer);
+extern nhrp_entry_t *nhrp_entry_get (index_t nei);
+
+extern void nhrp_entry_adj_stack (const nhrp_entry_t * ne, adj_index_t ai);
+
+typedef walk_rc_t (*nhrp_walk_cb_t) (index_t nei, void *ctx);
+
+extern void nhrp_walk (nhrp_walk_cb_t fn, void *ctx);
+
+#endif
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */