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-rw-r--r--src/expr/ct.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/expr/ct.c b/src/expr/ct.c
index 1a53b49..0137891 100644
--- a/src/expr/ct.c
+++ b/src/expr/ct.c
@@ -373,10 +373,30 @@ nftnl_expr_ct_snprintf(char *buf, size_t len, uint32_t type,
return -1;
}
+static bool nftnl_expr_ct_cmp(const struct nftnl_expr *e1,
+ const struct nftnl_expr *e2)
+{
+ struct nftnl_expr_ct *c1 = nftnl_expr_data(e1);
+ struct nftnl_expr_ct *c2 = nftnl_expr_data(e2);
+ bool eq = true;
+
+ if (e1->flags & (1 << NFTNL_EXPR_CT_KEY))
+ eq &= (c1->key == c2->key);
+ if (e1->flags & (1 << NFTNL_EXPR_CT_DREG))
+ eq &= (c1->dreg == c2->dreg);
+ if (e1->flags & (1 << NFTNL_EXPR_CT_SREG))
+ eq &= (c1->sreg == c2->sreg);
+ if (e1->flags & (1 << NFTNL_EXPR_CT_DIR))
+ eq &= (c1->dir == c2->dir);
+
+ return eq;
+}
+
struct expr_ops expr_ops_ct = {
.name = "ct",
.alloc_len = sizeof(struct nftnl_expr_ct),
.max_attr = NFTA_CT_MAX,
+ .cmp = nftnl_expr_ct_cmp,
.set = nftnl_expr_ct_set,
.get = nftnl_expr_ct_get,
.parse = nftnl_expr_ct_parse,