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-rw-r--r--src/expr/lookup.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/expr/lookup.c b/src/expr/lookup.c
index 639470d..1377c0c 100644
--- a/src/expr/lookup.c
+++ b/src/expr/lookup.c
@@ -295,11 +295,33 @@ static void nftnl_expr_lookup_free(const struct nftnl_expr *e)
xfree(lookup->set_name);
}
+static bool nftnl_expr_lookup_cmp(const struct nftnl_expr *e1,
+ const struct nftnl_expr *e2)
+{
+ struct nftnl_expr_lookup *l1 = nftnl_expr_data(e1);
+ struct nftnl_expr_lookup *l2 = nftnl_expr_data(e2);
+ bool eq = true;
+
+ if (e1->flags & (1 << NFTNL_EXPR_LOOKUP_SREG))
+ eq &= (l1->sreg == l2->sreg);
+ if (e1->flags & (1 << NFTNL_EXPR_LOOKUP_DREG))
+ eq &= (l1->dreg == l2->dreg);
+ if (e1->flags & (1 << NFTNL_EXPR_LOOKUP_SET))
+ eq &= !strcmp(l1->set_name, l2->set_name);
+ if (e1->flags & (1 << NFTNL_EXPR_LOOKUP_SET_ID))
+ eq &= (l1->set_id == l2->set_id);
+ if (e1->flags & (1 << NFTNL_EXPR_LOOKUP_FLAGS))
+ eq &= (l1->flags == l2->flags);
+
+ return eq;
+}
+
struct expr_ops expr_ops_lookup = {
.name = "lookup",
.alloc_len = sizeof(struct nftnl_expr_lookup),
.max_attr = NFTA_LOOKUP_MAX,
.free = nftnl_expr_lookup_free,
+ .cmp = nftnl_expr_lookup_cmp,
.set = nftnl_expr_lookup_set,
.get = nftnl_expr_lookup_get,
.parse = nftnl_expr_lookup_parse,