initial version of libnftables

It adds support for table, chain and rule handling.

This also includes expression handling for each rule.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/src/expr/data_reg.h b/src/expr/data_reg.h
new file mode 100644
index 0000000..00eab63
--- /dev/null
+++ b/src/expr/data_reg.h
@@ -0,0 +1,23 @@
+#ifndef _DATA_H_
+#define _DATA_H_
+
+enum {
+	DATA_VALUE,
+	DATA_VERDICT,
+	DATA_CHAIN,
+};
+
+union nft_data_reg {
+	struct {
+		uint32_t	val[4];
+		size_t		len;
+	};
+	struct {
+		int		verdict;
+		char		*chain;
+	};
+};
+
+int nft_parse_data(union nft_data_reg *data, struct nlattr *attr, int *type);
+
+#endif