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authorAlexander Zubkov <green@qrator.net>2021-12-28 04:05:05 +0100
committerOndrej Zajicek (work) <santiago@crfreenet.org>2021-12-28 04:07:09 +0100
commit0e1fd7ea6af8aaeb68a23e320c2a0a0a8480d6de (patch)
treeb95846c505ae8b4d7ae72988a9d48f23be811a1b /filter/data.c
parente15e465720c428e765ab88fd587afb4f4f5d70ae (diff)
Filter: Add operators to find minimum and maximum element of sets
Add operators .min and .max to find minumum or maximum element in sets of types: clist, eclist, lclist. Example usage: bgp_community.min bgp_ext_community.max filter(bgp_large_community, [(as1, as2, *)]).min Signed-off-by: Alexander Zubkov <green@qrator.net>
Diffstat (limited to 'filter/data.c')
-rw-r--r--filter/data.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/filter/data.c b/filter/data.c
index 7c33d2cb..56c1fb17 100644
--- a/filter/data.c
+++ b/filter/data.c
@@ -68,6 +68,17 @@ f_type_name(enum f_type t)
return "?";
}
+enum f_type
+f_type_element_type(enum f_type t)
+{
+ switch(t) {
+ case T_CLIST: return T_PAIR;
+ case T_ECLIST: return T_EC;
+ case T_LCLIST: return T_LC;
+ default: return T_VOID;
+ };
+}
+
const struct f_val f_const_empty_path = {
.type = T_PATH,
.val.ad = &null_adata,