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authorNeale Ranns <nranns@cisco.com>2017-04-06 04:41:02 -0700
committerDamjan Marion <dmarion.lists@gmail.com>2018-01-18 14:37:24 +0000
commit89541992000433b743cbbe8cb396faab42bcf6ae (patch)
tree2b09b2178270ad6de191e2eeaa5d3f49148d5a8e /src/vnet/fib/fib_table.h
parentbf246dff1b4ea0792c0083f7e5495930b3b225f7 (diff)
FIB Inherited Srouce
forwarding provided by the source is pushed to all other entries it covers in the sub-tree Change-Id: I2a45222ef653358f55c2436de3e3c6353cfadba2 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/fib/fib_table.h')
-rw-r--r--src/vnet/fib/fib_table.h35
1 files changed, 33 insertions, 2 deletions
diff --git a/src/vnet/fib/fib_table.h b/src/vnet/fib/fib_table.h
index 8a0c73968fb..14ac7054059 100644
--- a/src/vnet/fib/fib_table.h
+++ b/src/vnet/fib/fib_table.h
@@ -793,10 +793,29 @@ extern fib_table_t *fib_table_get(fib_node_index_t index,
fib_protocol_t proto);
/**
+ * @brief return code controlling how a table walk proceeds
+ */
+typedef enum fib_table_walk_rc_t_
+{
+ /**
+ * Continue on to the next entry
+ */
+ FIB_TABLE_WALK_CONTINUE,
+ /**
+ * Do no traverse down this sub-tree
+ */
+ FIB_TABLE_WALK_SUB_TREE_STOP,
+ /**
+ * Stop the walk completely
+ */
+ FIB_TABLE_WALK_STOP,
+} fib_table_walk_rc_t;
+
+/**
* @brief Call back function when walking entries in a FIB table
*/
-typedef int (*fib_table_walk_fn_t)(fib_node_index_t fei,
- void *ctx);
+typedef fib_table_walk_rc_t (*fib_table_walk_fn_t)(fib_node_index_t fei,
+ void *ctx);
/**
* @brief Walk all entries in a FIB table
@@ -809,6 +828,18 @@ extern void fib_table_walk(u32 fib_index,
void *ctx);
/**
+ * @brief Walk all entries in a sub-tree FIB table. The 'root' paraneter
+ * is the prefix at the root of the sub-tree.
+ * N.B: This is NOT safe to deletes. If you need to delete walk the whole
+ * table and store elements in a vector, then delete the elements
+ */
+extern void fib_table_sub_tree_walk(u32 fib_index,
+ fib_protocol_t proto,
+ const fib_prefix_t *root,
+ fib_table_walk_fn_t fn,
+ void *ctx);
+
+/**
* @brief format (display) the memory used by the FIB tables
*/
extern u8 *format_fib_table_memory(u8 *s, va_list *args);