diff options
Diffstat (limited to 'include/obj.h')
-rw-r--r-- | include/obj.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/include/obj.h b/include/obj.h new file mode 100644 index 0000000..d848ac9 --- /dev/null +++ b/include/obj.h @@ -0,0 +1,127 @@ +#ifndef _OBJ_OPS_H_ +#define _OBJ_OPS_H_ + +#include <stdint.h> +#include <libnftnl/object.h> /* For NFTNL_CTTIMEOUT_ARRAY_MAX. */ +#include "internal.h" + +struct nlattr; +struct nlmsghdr; +struct nftnl_obj; + +struct nftnl_obj { + struct list_head head; + struct obj_ops *ops; + + const char *table; + const char *name; + + uint32_t family; + uint32_t use; + + uint32_t flags; + uint64_t handle; + + struct { + void *data; + uint32_t len; + } user; + + union { + struct nftnl_obj_counter { + uint64_t pkts; + uint64_t bytes; + } counter; + struct nftnl_obj_quota { + uint64_t bytes; + uint64_t consumed; + uint32_t flags; + } quota; + struct nftnl_obj_ct_helper { + uint16_t l3proto; + uint8_t l4proto; + char name[16]; + } ct_helper; + struct nftnl_obj_ct_timeout { + uint16_t l3proto; + uint8_t l4proto; + uint32_t timeout[NFTNL_CTTIMEOUT_ARRAY_MAX]; + } ct_timeout; + struct nftnl_obj_ct_expect { + uint16_t l3proto; + uint16_t dport; + uint8_t l4proto; + uint8_t size; + uint32_t timeout; + } ct_expect; + struct nftnl_obj_limit { + uint64_t rate; + uint64_t unit; + uint32_t burst; + uint32_t type; + uint32_t flags; + } limit; + struct nftnl_obj_synproxy { + uint16_t mss; + uint8_t wscale; + uint32_t flags; + } synproxy; + struct nftnl_obj_tunnel { + uint32_t id; + uint32_t src_v4; + uint32_t dst_v4; + struct in6_addr src_v6; + struct in6_addr dst_v6; + uint16_t sport; + uint16_t dport; + uint32_t flowlabel; + uint32_t tun_flags; + uint8_t tun_tos; + uint8_t tun_ttl; + union { + struct { + uint32_t gbp; + } tun_vxlan; + struct { + uint32_t version; + union { + uint32_t v1_index; + struct { + uint8_t hwid; + uint8_t dir; + } v2; + } u; + } tun_erspan; + } u; + } tunnel; + struct nftnl_obj_secmark { + char ctx[NFT_SECMARK_CTX_MAXLEN]; + } secmark; + } data; +}; + +struct obj_ops { + const char *name; + uint32_t type; + size_t alloc_len; + int max_attr; + int (*set)(struct nftnl_obj *e, uint16_t type, const void *data, uint32_t data_len); + const void *(*get)(const struct nftnl_obj *e, uint16_t type, uint32_t *data_len); + int (*parse)(struct nftnl_obj *e, struct nlattr *attr); + void (*build)(struct nlmsghdr *nlh, const struct nftnl_obj *e); + int (*output)(char *buf, size_t len, uint32_t flags, const struct nftnl_obj *e); +}; + +extern struct obj_ops obj_ops_counter; +extern struct obj_ops obj_ops_quota; +extern struct obj_ops obj_ops_ct_helper; +extern struct obj_ops obj_ops_ct_timeout; +extern struct obj_ops obj_ops_ct_expect; +extern struct obj_ops obj_ops_limit; +extern struct obj_ops obj_ops_synproxy; +extern struct obj_ops obj_ops_tunnel; +extern struct obj_ops obj_ops_secmark; + +#define nftnl_obj_data(obj) (void *)&obj->data + +#endif |