table.c File Reference

#include "internal.h"
#include <time.h>
#include <endian.h>
#include <stdint.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <netinet/in.h>
#include <errno.h>
#include <libmnl/libmnl.h>
#include <linux/netfilter/nfnetlink.h>
#include <linux/netfilter/nf_tables.h>
#include <libnftnl/table.h>
#include <buffer.h>

Include dependency graph for table.c:

Data Structures
struct	nft_table
struct	nft_table_list
struct	nft_table_list_iter

Functions
struct nft_table *	nft_table_alloc (void)
	EXPORT_SYMBOL (nft_table_alloc)
void	nft_table_free (struct nft_table *t)
	EXPORT_SYMBOL (nft_table_free)
bool	nft_table_attr_is_set (const struct nft_table *t, uint16_t attr)
	EXPORT_SYMBOL (nft_table_attr_is_set)
void	nft_table_attr_unset (struct nft_table *t, uint16_t attr)
	EXPORT_SYMBOL (nft_table_attr_unset)
void	nft_table_attr_set_data (struct nft_table *t, uint16_t attr, const void *data, uint32_t data_len)
	EXPORT_SYMBOL (nft_table_attr_set_data)
void	nft_table_attr_set (struct nft_table *t, uint16_t attr, const void *data)
	EXPORT_SYMBOL (nft_table_attr_set)
void	nft_table_attr_set_u32 (struct nft_table *t, uint16_t attr, uint32_t val)
	EXPORT_SYMBOL (nft_table_attr_set_u32)
void	nft_table_attr_set_u8 (struct nft_table *t, uint16_t attr, uint8_t val)
	EXPORT_SYMBOL (nft_table_attr_set_u8)
void	nft_table_attr_set_str (struct nft_table *t, uint16_t attr, const char *str)
	EXPORT_SYMBOL (nft_table_attr_set_str)
const void *	nft_table_attr_get_data (struct nft_table *t, uint16_t attr, uint32_t *data_len)
	EXPORT_SYMBOL (nft_table_attr_get_data)
const void *	nft_table_attr_get (struct nft_table *t, uint16_t attr)
	EXPORT_SYMBOL (nft_table_attr_get)
uint32_t	nft_table_attr_get_u32 (struct nft_table *t, uint16_t attr)
	EXPORT_SYMBOL (nft_table_attr_get_u32)
uint8_t	nft_table_attr_get_u8 (struct nft_table *t, uint16_t attr)
	EXPORT_SYMBOL (nft_table_attr_get_u8)
const char *	nft_table_attr_get_str (struct nft_table *t, uint16_t attr)
	EXPORT_SYMBOL (nft_table_attr_get_str)
void	nft_table_nlmsg_build_payload (struct nlmsghdr *nlh, const struct nft_table *t)
	EXPORT_SYMBOL (nft_table_nlmsg_build_payload)
int	nft_table_nlmsg_parse (const struct nlmsghdr *nlh, struct nft_table *t)
	EXPORT_SYMBOL (nft_table_nlmsg_parse)
int	nft_table_parse (struct nft_table *t, enum nft_parse_type type, const char *data, struct nft_parse_err *err)
	EXPORT_SYMBOL (nft_table_parse)
int	nft_table_parse_file (struct nft_table *t, enum nft_parse_type type, FILE *fp, struct nft_parse_err *err)
	EXPORT_SYMBOL (nft_table_parse_file)
int	nft_table_snprintf (char *buf, size_t size, struct nft_table *t, uint32_t type, uint32_t flags)
	EXPORT_SYMBOL (nft_table_snprintf)
int	nft_table_fprintf (FILE *fp, struct nft_table *t, uint32_t type, uint32_t flags)
	EXPORT_SYMBOL (nft_table_fprintf)
struct nft_table_list *	nft_table_list_alloc (void)
	EXPORT_SYMBOL (nft_table_list_alloc)
void	nft_table_list_free (struct nft_table_list *list)
	EXPORT_SYMBOL (nft_table_list_free)
int	nft_table_list_is_empty (struct nft_table_list *list)
	EXPORT_SYMBOL (nft_table_list_is_empty)
void	nft_table_list_add (struct nft_table *r, struct nft_table_list *list)
	EXPORT_SYMBOL (nft_table_list_add)
void	nft_table_list_add_tail (struct nft_table *r, struct nft_table_list *list)
	EXPORT_SYMBOL (nft_table_list_add_tail)
void	nft_table_list_del (struct nft_table *t)
	EXPORT_SYMBOL (nft_table_list_del)
int	nft_table_list_foreach (struct nft_table_list *table_list, int(*cb)(struct nft_table *t, void *data), void *data)
	EXPORT_SYMBOL (nft_table_list_foreach)
struct nft_table_list_iter *	nft_table_list_iter_create (struct nft_table_list *l)
	EXPORT_SYMBOL (nft_table_list_iter_create)
struct nft_table *	nft_table_list_iter_next (struct nft_table_list_iter *iter)
	EXPORT_SYMBOL (nft_table_list_iter_next)
void	nft_table_list_iter_destroy (struct nft_table_list_iter *iter)
	EXPORT_SYMBOL (nft_table_list_iter_destroy)

Function Documentation

EXPORT_SYMBOL

(

nft_table_alloc

)

EXPORT_SYMBOL

(

nft_table_free

)

EXPORT_SYMBOL

(

nft_table_attr_is_set

)

EXPORT_SYMBOL

(

nft_table_attr_unset

)

EXPORT_SYMBOL

(

nft_table_attr_set_data

)

EXPORT_SYMBOL

(

nft_table_attr_set

)

EXPORT_SYMBOL

(

nft_table_attr_set_u32

)

EXPORT_SYMBOL

(

nft_table_attr_set_u8

)

EXPORT_SYMBOL

(

nft_table_attr_set_str

)

EXPORT_SYMBOL

(

nft_table_attr_get_data

)

EXPORT_SYMBOL

(

nft_table_attr_get

)

EXPORT_SYMBOL

(

nft_table_attr_get_u32

)

EXPORT_SYMBOL

(

nft_table_attr_get_u8

)

EXPORT_SYMBOL

(

nft_table_attr_get_str

)

EXPORT_SYMBOL

(

nft_table_nlmsg_build_payload

)

EXPORT_SYMBOL

(

nft_table_nlmsg_parse

)

EXPORT_SYMBOL

(

nft_table_parse

)

EXPORT_SYMBOL

(

nft_table_parse_file

)

EXPORT_SYMBOL

(

nft_table_snprintf

)

EXPORT_SYMBOL

(

nft_table_fprintf

)

EXPORT_SYMBOL

(

nft_table_list_alloc

)

EXPORT_SYMBOL

(

nft_table_list_free

)

EXPORT_SYMBOL

(

nft_table_list_is_empty

)

EXPORT_SYMBOL

(

nft_table_list_add

)

EXPORT_SYMBOL

(

nft_table_list_add_tail

)

EXPORT_SYMBOL

(

nft_table_list_del

)

EXPORT_SYMBOL

(

nft_table_list_foreach

)

EXPORT_SYMBOL

(

nft_table_list_iter_create

)

EXPORT_SYMBOL

(

nft_table_list_iter_next

)

EXPORT_SYMBOL

(

nft_table_list_iter_destroy

)

struct nft_table* nft_table_alloc

(

void

)

Referenced by alloc_nft_table().

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const void* nft_table_attr_get	(	struct nft_table *	t,
		uint16_t	attr
	)

References nft_table_attr_get_data().

Referenced by nft_for_each_table(), nft_table_attr_get_str(), nft_table_attr_get_u32(), nft_table_attr_get_u8(), nft_table_find(), and nft_xtables_config_load().

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const void* nft_table_attr_get_data	(	struct nft_table *	t,
		uint16_t	attr,
		uint32_t *	data_len
	)

References nft_table::family, nft_table::flags, nft_table::name, NFT_TABLE_ATTR_FAMILY, NFT_TABLE_ATTR_FLAGS, NFT_TABLE_ATTR_NAME, NFT_TABLE_ATTR_USE, NULL, nft_table::table_flags, and nft_table::use.

Referenced by nft_table_attr_get().

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const char* nft_table_attr_get_str	(	struct nft_table *	t,
		uint16_t	attr
	)

References nft_table_attr_get().

Referenced by mnl_ruleset_dump().

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uint32_t nft_table_attr_get_u32	(	struct nft_table *	t,
		uint16_t	attr
	)

References nft_table_attr_get(), and NULL.

Referenced by mnl_nft_table_add(), mnl_nft_table_batch_add(), mnl_nft_table_batch_del(), mnl_nft_table_delete(), mnl_nft_table_get(), mnl_ruleset_dump(), and nft_xtables_config_load().

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uint8_t nft_table_attr_get_u8	(	struct nft_table *	t,
		uint16_t	attr
	)

References nft_table_attr_get(), and NULL.

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bool nft_table_attr_is_set	(	const struct nft_table *	t,
		uint16_t	attr
	)

References nft_table::flags.

void nft_table_attr_set	(	struct nft_table *	t,
		uint16_t	attr,
		const void *	data
	)

References nft_table_attr_set_data().

Referenced by alloc_nft_table().

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void nft_table_attr_set_data	(	struct nft_table *	t,
		uint16_t	attr,
		const void *	data,
		uint32_t	data_len
	)

References nft_table::family, nft_table::flags, nft_table::name, nft_assert_validate, NFT_TABLE_ATTR_FAMILY, NFT_TABLE_ATTR_FLAGS, NFT_TABLE_ATTR_MAX, NFT_TABLE_ATTR_NAME, NFT_TABLE_ATTR_USE, nft_table::table_flags, nft_table::use, and xfree.

Referenced by nft_table_attr_set(), nft_table_attr_set_str(), nft_table_attr_set_u32(), and nft_table_attr_set_u8().

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void nft_table_attr_set_str	(	struct nft_table *	t,
		uint16_t	attr,
		const char *	str
	)

References nft_table_attr_set_data().

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void nft_table_attr_set_u32	(	struct nft_table *	t,
		uint16_t	attr,
		uint32_t	val
	)

References nft_table_attr_set_data().

Referenced by alloc_nft_table().

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void nft_table_attr_set_u8	(	struct nft_table *	t,
		uint16_t	attr,
		uint8_t	val
	)

References nft_table_attr_set_data().

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void nft_table_attr_unset	(	struct nft_table *	t,
		uint16_t	attr
	)

References nft_table::flags, nft_table::name, NFT_TABLE_ATTR_FAMILY, NFT_TABLE_ATTR_FLAGS, NFT_TABLE_ATTR_NAME, NFT_TABLE_ATTR_USE, NULL, and xfree.

int nft_table_fprintf	(	FILE *	fp,
		struct nft_table *	t,
		uint32_t	type,
		uint32_t	flags
	)

References nft_fprintf().

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void nft_table_free

(

struct nft_table *

t

)

References nft_table::flags, nft_table::name, NFT_TABLE_ATTR_NAME, and xfree.

Referenced by netlink_flush_ruleset(), netlink_get_table(), nft_table_add(), and nft_table_list_free().

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void nft_table_list_add	(	struct nft_table *	r,
		struct nft_table_list *	list
	)

References nft_table::head, and nft_table_list::list.

void nft_table_list_add_tail	(	struct nft_table *	r,
		struct nft_table_list *	list
	)

References nft_table::head, and nft_table_list::list.

struct nft_table_list* nft_table_list_alloc

(

void

)

References INIT_LIST_HEAD, nft_table_list::list, and NULL.

Referenced by mnl_nft_table_dump(), mnl_table_dump(), and nft_xtables_config_load().

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void nft_table_list_del

(

struct nft_table *

t

)

References nft_table::head.

int nft_table_list_foreach	(	struct nft_table_list *	table_list,
		int(*)(struct nft_table *t, void *data)	cb,
		void *	data
	)

References nft_table::head, nft_table_list::list, and list_for_each_entry_safe.

Referenced by netlink_list_tables().

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void nft_table_list_free

(

struct nft_table_list *

list

)

References nft_table::head, nft_table_list::list, list_for_each_entry_safe, nft_table_free(), and xfree.

Referenced by mnl_nft_table_dump(), mnl_table_dump(), netlink_list_tables(), nft_for_each_table(), nft_ruleset_attr_unset(), nft_ruleset_free(), nft_table_find(), and nft_xtables_config_load().

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int nft_table_list_is_empty

(

struct nft_table_list *

list

)

References nft_table_list::list.

Referenced by nft_ruleset_fprintf().

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struct nft_table_list_iter* nft_table_list_iter_create

(

struct nft_table_list *

l

)

References nft_table_list_iter::cur, nft_table_list::list, nft_table_list_iter::list, list_entry, list_head::next, and NULL.

Referenced by mnl_ruleset_dump(), nft_for_each_table(), nft_table_find(), and nft_xtables_config_load().

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void nft_table_list_iter_destroy

(

struct nft_table_list_iter *

iter

)

References xfree.

Referenced by mnl_ruleset_dump(), and nft_xtables_config_load().

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struct nft_table* nft_table_list_iter_next

(

struct nft_table_list_iter *

iter

)

References nft_table_list_iter::cur, nft_table::head, nft_table_list::list, nft_table_list_iter::list, list_entry, list_head::next, and NULL.

Referenced by mnl_ruleset_dump(), nft_for_each_table(), nft_table_find(), and nft_xtables_config_load().

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void nft_table_nlmsg_build_payload	(	struct nlmsghdr *	nlh,
		const struct nft_table *	t
	)

References nft_table::flags, mnl_attr_put_strz(), mnl_attr_put_u32(), nft_table::name, NFT_TABLE_ATTR_FLAGS, NFT_TABLE_ATTR_NAME, NFTA_TABLE_FLAGS, NFTA_TABLE_NAME, and nft_table::table_flags.

Referenced by mnl_nft_table_add(), mnl_nft_table_batch_add(), mnl_nft_table_batch_del(), mnl_nft_table_delete(), and nft_table_add().

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int nft_table_nlmsg_parse	(	const struct nlmsghdr *	nlh,
		struct nft_table *	t
	)

References nft_table::family, nft_table::flags, mnl_attr_get_str(), mnl_attr_get_u32(), mnl_attr_parse(), mnl_nlmsg_get_payload(), nft_table::name, nfgenmsg::nfgen_family, NFT_TABLE_ATTR_FAMILY, NFT_TABLE_ATTR_FLAGS, NFT_TABLE_ATTR_NAME, NFT_TABLE_ATTR_USE, NFTA_TABLE_FLAGS, NFTA_TABLE_MAX, NFTA_TABLE_NAME, NFTA_TABLE_USE, nft_table::table_flags, and nft_table::use.

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int nft_table_parse	(	struct nft_table *	t,
		enum nft_parse_type	type,
		const char *	data,
		struct nft_parse_err *	err
	)

References NFT_PARSE_BUFFER.

int nft_table_parse_file	(	struct nft_table *	t,
		enum nft_parse_type	type,
		FILE *	fp,
		struct nft_parse_err *	err
	)

References NFT_PARSE_FILE.

int nft_table_snprintf	(	char *	buf,
		size_t	size,
		struct nft_table *	t,
		uint32_t	type,
		uint32_t	flags
	)

References len, nft_event_footer_snprintf(), nft_event_header_snprintf(), NFT_OUTPUT_DEFAULT, NFT_OUTPUT_JSON, NFT_OUTPUT_XML, size, and SNPRINTF_BUFFER_SIZE.

Referenced by netlink_dump_table(), and nft_table_add().

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