statement.h File Reference

#include <list.h>
#include <expression.h>
#include <meta.h>
#include <ct.h>

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Data Structures
struct	counter_stmt
struct	meta_stmt
struct	log_stmt
struct	limit_stmt
struct	reject_stmt
struct	nat_stmt
struct	masq_stmt
struct	redir_stmt
struct	queue_stmt
struct	ct_stmt
struct	stmt_ops
struct	stmt

Enumerations
enum	{   STMT_LOG_PREFIX = (1 << 0),   STMT_LOG_SNAPLEN = (1 << 1),   STMT_LOG_GROUP = (1 << 2),   STMT_LOG_QTHRESHOLD = (1 << 3),   STMT_LOG_LEVEL = (1 << 4) }
enum	stmt_types {   STMT_INVALID,   STMT_EXPRESSION,   STMT_VERDICT,   STMT_COUNTER,   STMT_META,   STMT_LIMIT,   STMT_LOG,   STMT_REJECT,   STMT_NAT,   STMT_MASQ,   STMT_REDIR,   STMT_QUEUE,   STMT_CT }
	enum stmt_types - statement types More...

Functions
struct stmt *	expr_stmt_alloc (const struct location *loc, struct expr *expr)
struct stmt *	verdict_stmt_alloc (const struct location *loc, struct expr *expr)
struct stmt *	counter_stmt_alloc (const struct location *loc)
struct stmt *	meta_stmt_alloc (const struct location *loc, enum nft_meta_keys key, struct expr *expr)
struct stmt *	log_stmt_alloc (const struct location *loc)
struct stmt *	limit_stmt_alloc (const struct location *loc)
struct stmt *	reject_stmt_alloc (const struct location *loc)
struct stmt *	nat_stmt_alloc (const struct location *loc)
struct stmt *	masq_stmt_alloc (const struct location *loc)
struct stmt *	redir_stmt_alloc (const struct location *loc)
struct stmt *	queue_stmt_alloc (const struct location *loc)
struct stmt *	ct_stmt_alloc (const struct location *loc, enum nft_ct_keys key, struct expr *expr)

: name
struct stmt_ops : statement type : destructor : function to print statement
enum	stmt_flags { STMT_F_TERMINAL = 0x1 }
struct stmt *	stmt_alloc (const struct location *loc, const struct stmt_ops *ops)
int	stmt_evaluate (struct eval_ctx *ctx, struct stmt *stmt)
void	stmt_free (struct stmt *stmt)
void	stmt_list_free (struct list_head *list)
void	stmt_print (const struct stmt *stmt)

Enumeration Type Documentation

anonymous enum

Enumerator
STMT_LOG_PREFIX
STMT_LOG_SNAPLEN
STMT_LOG_GROUP
STMT_LOG_QTHRESHOLD
STMT_LOG_LEVEL

enum stmt_flags

Enumerator
STMT_F_TERMINAL

enum stmt_types

enum stmt_types - statement types

: uninitialised : expression statement (relational) : verdict statement : counters : meta statement : limit statement : log statement : REJECT statement : NAT statement : masquerade statement : redirect statement : QUEUE statement : conntrack statement

Enumerator
STMT_INVALID
STMT_EXPRESSION
STMT_VERDICT
STMT_COUNTER
STMT_META
STMT_LIMIT
STMT_LOG
STMT_REJECT
STMT_NAT
STMT_MASQ
STMT_REDIR
STMT_QUEUE
STMT_CT

Function Documentation

struct stmt* counter_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* ct_stmt_alloc	(	const struct location *	loc,
		enum nft_ct_keys	key,
		struct expr *	expr
	)

References stmt::ct, ct_stmt::expr, stmt::expr, ct_stmt::key, stmt_alloc(), and ct_stmt::tmpl.

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struct stmt* expr_stmt_alloc	(	const struct location *	loc,
		struct expr *	expr
	)

References stmt::expr, and stmt_alloc().

Referenced by payload_gen_dependency().

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struct stmt* limit_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* log_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* masq_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* meta_stmt_alloc	(	const struct location *	loc,
		enum nft_meta_keys	key,
		struct expr *	expr
	)

References meta_stmt::expr, stmt::expr, meta_stmt::key, stmt::meta, stmt_alloc(), and meta_stmt::tmpl.

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struct stmt* nat_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* queue_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* redir_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* reject_stmt_alloc

(

const struct location *

loc

)

References stmt_alloc().

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struct stmt* stmt_alloc	(	const struct location *	loc,
		const struct stmt_ops *	ops
	)

References stmt::list, stmt::location, stmt::ops, and xzalloc().

Referenced by counter_stmt_alloc(), ct_stmt_alloc(), expr_stmt_alloc(), limit_stmt_alloc(), log_stmt_alloc(), masq_stmt_alloc(), meta_stmt_alloc(), nat_stmt_alloc(), queue_stmt_alloc(), redir_stmt_alloc(), reject_stmt_alloc(), and verdict_stmt_alloc().

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int stmt_evaluate	(	struct eval_ctx *	ctx,
		struct stmt *	stmt
	)

References BUG, erec_create(), EREC_INFORMATIONAL, erec_print(), stmt::location, stmt_ops::name, stmt::ops, STMT_COUNTER, STMT_CT, STMT_EXPRESSION, STMT_LIMIT, STMT_LOG, STMT_MASQ, STMT_META, STMT_NAT, stmt_print(), STMT_QUEUE, STMT_REDIR, STMT_REJECT, STMT_VERDICT, and stmt_ops::type.

Referenced by payload_gen_dependency().

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void stmt_free

(

struct stmt *

stmt

)

References stmt_ops::destroy, stmt::ops, and xfree.

Referenced by stmt_list_free().

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void stmt_list_free

(

struct list_head *

list

)

References stmt::list, list_for_each_entry_safe, and stmt_free().

Referenced by rule_free().

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void stmt_print

(

const struct stmt *

stmt

)

References stmt::ops, and stmt_ops::print.

Referenced by stmt_evaluate().

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struct stmt* verdict_stmt_alloc	(	const struct location *	loc,
		struct expr *	expr
	)

References stmt::expr, and stmt_alloc().

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