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-rw-r--r--include/libnftables/chain.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/include/libnftables/chain.h b/include/libnftables/chain.h
new file mode 100644
index 0000000..4325fad
--- /dev/null
+++ b/include/libnftables/chain.h
@@ -0,0 +1,66 @@
+#ifndef _CHAIN_H_
+#define _CHAIN_H_
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct nft_chain;
+
+struct nft_chain *nft_chain_alloc(void);
+void nft_chain_free(struct nft_chain *);
+
+enum {
+ NFT_CHAIN_ATTR_NAME = 0,
+ NFT_CHAIN_ATTR_FAMILY,
+ NFT_CHAIN_ATTR_TABLE,
+ NFT_CHAIN_ATTR_HOOKNUM,
+ NFT_CHAIN_ATTR_PRIO = 4,
+ NFT_CHAIN_ATTR_POLICY,
+ NFT_CHAIN_ATTR_USE,
+ NFT_CHAIN_ATTR_BYTES,
+ NFT_CHAIN_ATTR_PACKETS = 8,
+};
+
+void nft_chain_attr_set(struct nft_chain *t, uint16_t attr, void *data);
+void nft_chain_attr_set_u32(struct nft_chain *t, uint16_t attr, uint32_t data);
+void nft_chain_attr_set_s32(struct nft_chain *t, uint16_t attr, int32_t data);
+void nft_chain_attr_set_u64(struct nft_chain *t, uint16_t attr, uint64_t data);
+
+void *nft_chain_attr_get(struct nft_chain *c, uint16_t attr);
+const char *nft_chain_attr_get_str(struct nft_chain *c, uint16_t attr);
+uint32_t nft_chain_attr_get_u32(struct nft_chain *c, uint16_t attr);
+int32_t nft_chain_attr_get_s32(struct nft_chain *c, uint16_t attr);
+uint64_t nft_chain_attr_get_u64(struct nft_chain *c, uint16_t attr);
+
+void nft_chain_nlmsg_build_payload(struct nlmsghdr *nlh, const struct nft_chain *t);
+
+enum {
+ NFT_CHAIN_O_DEFAULT = 0,
+};
+
+int nft_chain_snprintf(char *buf, size_t size, struct nft_chain *t, uint32_t type, uint32_t flags);
+
+struct nlmsghdr *nft_chain_nlmsg_build_hdr(char *buf, uint16_t cmd, uint16_t family, uint16_t type, uint32_t seq);
+int nft_chain_nlmsg_parse(const struct nlmsghdr *nlh, struct nft_chain *t);
+
+struct nft_chain_list;
+
+struct nft_chain_list *nft_chain_list_alloc(void);
+void nft_chain_list_free(struct nft_chain_list *list);
+
+void nft_chain_list_add(struct nft_chain *r, struct nft_chain_list *list);
+
+struct nft_chain_list_iter;
+
+struct nft_chain_list_iter *nft_chain_list_iter_create(struct nft_chain_list *l);
+struct nft_chain *nft_chain_list_iter_next(struct nft_chain_list_iter *iter);
+void nft_chain_list_iter_destroy(struct nft_chain_list_iter *iter);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* _CHAIN_H_ */