diff options
Diffstat (limited to 'include/libnftnl/set.h')
| -rw-r--r-- | include/libnftnl/set.h | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/include/libnftnl/set.h b/include/libnftnl/set.h new file mode 100644 index 0000000..e2e5795 --- /dev/null +++ b/include/libnftnl/set.h @@ -0,0 +1,178 @@ +#ifndef _LIBNFTNL_SET_H_ +#define _LIBNFTNL_SET_H_ + +#include <stdio.h> +#include <stdint.h> +#include <stdbool.h> +#include <sys/types.h> + +#include <libnftnl/common.h> + +#ifdef __cplusplus +extern "C" { +#endif + +enum nftnl_set_attr { + NFTNL_SET_TABLE, + NFTNL_SET_NAME, + NFTNL_SET_FLAGS, + NFTNL_SET_KEY_TYPE, + NFTNL_SET_KEY_LEN, + NFTNL_SET_DATA_TYPE, + NFTNL_SET_DATA_LEN, + NFTNL_SET_FAMILY, + NFTNL_SET_ID, + NFTNL_SET_POLICY, + NFTNL_SET_DESC_SIZE, + NFTNL_SET_TIMEOUT, + NFTNL_SET_GC_INTERVAL, + NFTNL_SET_USERDATA, + NFTNL_SET_OBJ_TYPE, + NFTNL_SET_HANDLE, + NFTNL_SET_DESC_CONCAT, + NFTNL_SET_EXPR, + NFTNL_SET_EXPRESSIONS, + __NFTNL_SET_MAX +}; +#define NFTNL_SET_MAX (__NFTNL_SET_MAX - 1) + +struct nftnl_set; + +struct nftnl_set *nftnl_set_alloc(void); +void nftnl_set_free(const struct nftnl_set *s); + +struct nftnl_set *nftnl_set_clone(const struct nftnl_set *set); + +bool nftnl_set_is_set(const struct nftnl_set *s, uint16_t attr); +void nftnl_set_unset(struct nftnl_set *s, uint16_t attr); +int nftnl_set_set(struct nftnl_set *s, uint16_t attr, const void *data) __attribute__((deprecated)); +int nftnl_set_set_data(struct nftnl_set *s, uint16_t attr, const void *data, + uint32_t data_len); +void nftnl_set_set_u32(struct nftnl_set *s, uint16_t attr, uint32_t val); +void nftnl_set_set_u64(struct nftnl_set *s, uint16_t attr, uint64_t val); +int nftnl_set_set_str(struct nftnl_set *s, uint16_t attr, const char *str); + +const void *nftnl_set_get(const struct nftnl_set *s, uint16_t attr); +const void *nftnl_set_get_data(const struct nftnl_set *s, uint16_t attr, + uint32_t *data_len); +const char *nftnl_set_get_str(const struct nftnl_set *s, uint16_t attr); +uint32_t nftnl_set_get_u32(const struct nftnl_set *s, uint16_t attr); +uint64_t nftnl_set_get_u64(const struct nftnl_set *s, uint16_t attr); + +struct nlmsghdr; + +#define nftnl_set_nlmsg_build_hdr nftnl_nlmsg_build_hdr +void nftnl_set_nlmsg_build_payload(struct nlmsghdr *nlh, struct nftnl_set *s); +int nftnl_set_nlmsg_parse(const struct nlmsghdr *nlh, struct nftnl_set *s); +int nftnl_set_elems_nlmsg_parse(const struct nlmsghdr *nlh, struct nftnl_set *s); + +int nftnl_set_snprintf(char *buf, size_t size, const struct nftnl_set *s, uint32_t type, uint32_t flags); +int nftnl_set_fprintf(FILE *fp, const struct nftnl_set *s, uint32_t type, uint32_t flags); + +struct nftnl_set_list; + +struct nftnl_set_list *nftnl_set_list_alloc(void); +void nftnl_set_list_free(struct nftnl_set_list *list); +int nftnl_set_list_is_empty(const struct nftnl_set_list *list); +void nftnl_set_list_add(struct nftnl_set *s, struct nftnl_set_list *list); +void nftnl_set_list_add_tail(struct nftnl_set *s, struct nftnl_set_list *list); +void nftnl_set_list_del(struct nftnl_set *s); +int nftnl_set_list_foreach(struct nftnl_set_list *set_list, int (*cb)(struct nftnl_set *t, void *data), void *data); +struct nftnl_set *nftnl_set_list_lookup_byname(struct nftnl_set_list *set_list, + const char *set); + +struct nftnl_expr; +void nftnl_set_add_expr(struct nftnl_set *s, struct nftnl_expr *expr); +int nftnl_set_expr_foreach(const struct nftnl_set *s, + int (*cb)(struct nftnl_expr *e, void *data), + void *data); + +struct nftnl_set_list_iter; +struct nftnl_set_list_iter *nftnl_set_list_iter_create(const struct nftnl_set_list *l); +struct nftnl_set *nftnl_set_list_iter_cur(const struct nftnl_set_list_iter *iter); +struct nftnl_set *nftnl_set_list_iter_next(struct nftnl_set_list_iter *iter); +void nftnl_set_list_iter_destroy(const struct nftnl_set_list_iter *iter); + +int nftnl_set_parse(struct nftnl_set *s, enum nftnl_parse_type type, + const char *data, struct nftnl_parse_err *err); +int nftnl_set_parse_file(struct nftnl_set *s, enum nftnl_parse_type type, + FILE *fp, struct nftnl_parse_err *err); + +/* + * Set elements + */ + +enum { + NFTNL_SET_ELEM_FLAGS, + NFTNL_SET_ELEM_KEY, + NFTNL_SET_ELEM_VERDICT, + NFTNL_SET_ELEM_CHAIN, + NFTNL_SET_ELEM_DATA, + NFTNL_SET_ELEM_TIMEOUT, + NFTNL_SET_ELEM_EXPIRATION, + NFTNL_SET_ELEM_USERDATA, + NFTNL_SET_ELEM_EXPR, + NFTNL_SET_ELEM_OBJREF, + NFTNL_SET_ELEM_KEY_END, + NFTNL_SET_ELEM_EXPRESSIONS, + __NFTNL_SET_ELEM_MAX +}; +#define NFTNL_SET_ELEM_MAX (__NFTNL_SET_ELEM_MAX - 1) + +struct nftnl_set_elem; + +struct nftnl_set_elem *nftnl_set_elem_alloc(void); +void nftnl_set_elem_free(struct nftnl_set_elem *s); + +struct nftnl_set_elem *nftnl_set_elem_clone(struct nftnl_set_elem *elem); + +void nftnl_set_elem_add(struct nftnl_set *s, struct nftnl_set_elem *elem); + +void nftnl_set_elem_unset(struct nftnl_set_elem *s, uint16_t attr); +int nftnl_set_elem_set(struct nftnl_set_elem *s, uint16_t attr, const void *data, uint32_t data_len); +void nftnl_set_elem_set_u32(struct nftnl_set_elem *s, uint16_t attr, uint32_t val); +void nftnl_set_elem_set_u64(struct nftnl_set_elem *s, uint16_t attr, uint64_t val); +int nftnl_set_elem_set_str(struct nftnl_set_elem *s, uint16_t attr, const char *str); + +const void *nftnl_set_elem_get(struct nftnl_set_elem *s, uint16_t attr, uint32_t *data_len); +const char *nftnl_set_elem_get_str(struct nftnl_set_elem *s, uint16_t attr); +uint32_t nftnl_set_elem_get_u32(struct nftnl_set_elem *s, uint16_t attr); +uint64_t nftnl_set_elem_get_u64(struct nftnl_set_elem *s, uint16_t attr); + +bool nftnl_set_elem_is_set(const struct nftnl_set_elem *s, uint16_t attr); + +#define nftnl_set_elem_nlmsg_build_hdr nftnl_nlmsg_build_hdr +void nftnl_set_elems_nlmsg_build_payload(struct nlmsghdr *nlh, struct nftnl_set *s); +void nftnl_set_elem_nlmsg_build_payload(struct nlmsghdr *nlh, struct nftnl_set_elem *e); +struct nlattr *nftnl_set_elem_nlmsg_build(struct nlmsghdr *nlh, + struct nftnl_set_elem *elem, int i); + +int nftnl_set_elem_parse(struct nftnl_set_elem *e, enum nftnl_parse_type type, + const char *data, struct nftnl_parse_err *err); +int nftnl_set_elem_parse_file(struct nftnl_set_elem *e, enum nftnl_parse_type type, + FILE *fp, struct nftnl_parse_err *err); +int nftnl_set_elem_snprintf(char *buf, size_t size, const struct nftnl_set_elem *s, uint32_t type, uint32_t flags); +int nftnl_set_elem_fprintf(FILE *fp, const struct nftnl_set_elem *se, uint32_t type, uint32_t flags); + +struct nftnl_expr; +void nftnl_set_elem_add_expr(struct nftnl_set_elem *e, struct nftnl_expr *expr); +int nftnl_set_elem_expr_foreach(struct nftnl_set_elem *e, + int (*cb)(struct nftnl_expr *e, void *data), + void *data); + +int nftnl_set_elem_foreach(struct nftnl_set *s, int (*cb)(struct nftnl_set_elem *e, void *data), void *data); + +struct nftnl_set_elems_iter; +struct nftnl_set_elems_iter *nftnl_set_elems_iter_create(const struct nftnl_set *s); +struct nftnl_set_elem *nftnl_set_elems_iter_cur(const struct nftnl_set_elems_iter *iter); +struct nftnl_set_elem *nftnl_set_elems_iter_next(struct nftnl_set_elems_iter *iter); +void nftnl_set_elems_iter_destroy(struct nftnl_set_elems_iter *iter); + +int nftnl_set_elems_nlmsg_build_payload_iter(struct nlmsghdr *nlh, + struct nftnl_set_elems_iter *iter); + +#ifdef __cplusplus +} /* extern "C" */ +#endif + +#endif /* _LIBNFTNL_SET_H_ */ |