1 files changed, 39 insertions, 0 deletions
diff --git a/src/conntrack/filter.c b/src/conntrack/filter.c
new file mode 100644
index 0000000..5ea7d5e
--- /dev/null
+++ b/src/conntrack/filter.c
@@ -0,0 +1,39 @@
+#include "internal.h"
+
+static void filter_attr_l4proto(struct nfct_filter *filter, const void *value)
+{
+	set_bit(*((int *) value), filter->l4proto_map);
+}
+
+static void 
+filter_attr_l4proto_state(struct nfct_filter *filter, const void *value)
+{
+	const struct nfct_filter_proto *this = value;
+
+	set_bit_u16(this->state, &filter->l4proto_state[this->proto].map);
+}
+
+static void filter_attr_src_ipv4(struct nfct_filter *filter, const void *value)
+{
+	const struct nfct_filter_ipv4 *this = value;
+
+	filter->l3proto[0][filter->l3proto_elems[0]].addr = this->addr;
+	filter->l3proto[0][filter->l3proto_elems[0]].mask = this->mask;
+	filter->l3proto_elems[0]++;
+}
+
+static void filter_attr_dst_ipv4(struct nfct_filter *filter, const void *value)
+{
+	const struct nfct_filter_ipv4 *this = value;
+
+	filter->l3proto[1][filter->l3proto_elems[1]].addr = this->addr;
+	filter->l3proto[1][filter->l3proto_elems[1]].mask = this->mask;
+	filter->l3proto_elems[1]++;
+}
+
+filter_attr filter_attr_array[] = {
+	[NFCT_FILTER_L4PROTO]		= filter_attr_l4proto,
+	[NFCT_FILTER_L4PROTO_STATE]	= filter_attr_l4proto_state,
+	[NFCT_FILTER_SRC_IPV4]		= filter_attr_src_ipv4,
+	[NFCT_FILTER_DST_IPV4]		= filter_attr_dst_ipv4,
+};