ebtables.h File Reference

#include <linux/if.h>
#include <linux/netfilter_bridge.h>
#include <linux/if_ether.h>

Include dependency graph for ebtables.h:

Data Structures
struct	ebt_counter
struct	ebt_replace
struct	ebt_entries
struct	ebt_entry_match
struct	ebt_entry_watcher
struct	ebt_entry_target
struct	ebt_standard_target
struct	ebt_entry

Macros
#define	EBT_TABLE_MAXNAMELEN   32
#define	EBT_CHAIN_MAXNAMELEN   EBT_TABLE_MAXNAMELEN
#define	EBT_FUNCTION_MAXNAMELEN   EBT_TABLE_MAXNAMELEN
#define	EBT_ACCEPT   -1
#define	EBT_DROP   -2
#define	EBT_CONTINUE   -3
#define	EBT_RETURN   -4
#define	NUM_STANDARD_TARGETS   4
#define	EBT_VERDICT_BITS   0x0000000F
#define	EBT_ENTRY_OR_ENTRIES   0x01
#define	EBT_NOPROTO   0x02
#define	EBT_802_3   0x04
#define	EBT_SOURCEMAC   0x08
#define	EBT_DESTMAC   0x10
#define	EBT_F_MASK
#define	EBT_IPROTO   0x01
#define	EBT_IIN   0x02
#define	EBT_IOUT   0x04
#define	EBT_ISOURCE   0x8
#define	EBT_IDEST   0x10
#define	EBT_ILOGICALIN   0x20
#define	EBT_ILOGICALOUT   0x40
#define	EBT_INV_MASK
#define	EBT_STANDARD_TARGET   "standard"
#define	EBT_BASE_CTL   128
#define	EBT_SO_SET_ENTRIES   (EBT_BASE_CTL)
#define	EBT_SO_SET_COUNTERS   (EBT_SO_SET_ENTRIES+1)
#define	EBT_SO_SET_MAX   (EBT_SO_SET_COUNTERS+1)
#define	EBT_SO_GET_INFO   (EBT_BASE_CTL)
#define	EBT_SO_GET_ENTRIES   (EBT_SO_GET_INFO+1)
#define	EBT_SO_GET_INIT_INFO   (EBT_SO_GET_ENTRIES+1)
#define	EBT_SO_GET_INIT_ENTRIES   (EBT_SO_GET_INIT_INFO+1)
#define	EBT_SO_GET_MAX   (EBT_SO_GET_INIT_ENTRIES+1)
#define	EBT_MATCH_ITERATE(e, fn, args...)
#define	EBT_WATCHER_ITERATE(e, fn, args...)
#define	EBT_ENTRY_ITERATE(entries, size, fn, args...)

Macro Definition Documentation

#define EBT_802_3   0x04

Referenced by do_command().

#define EBT_ACCEPT   -1

Referenced by do_command().

#define EBT_BASE_CTL   128

#define EBT_CHAIN_MAXNAMELEN   EBT_TABLE_MAXNAMELEN

Referenced by do_command().

#define EBT_CONTINUE   -3

Referenced by do_command(), ebt_change_policy(), ebt_initialize_entry(), and main().

#define EBT_DESTMAC   0x10

Referenced by do_command(), and ebt_check_rule_exists().

#define EBT_DROP   -2

#define EBT_ENTRY_ITERATE	(		entries,
			size,
			fn,
			args...
	)

Value:

({                                                          \
	unsigned int __i;                                   \
    int __ret = 0;                                      \
	struct ebt_entry *__entry;                          \
                                                        \
    for (__i = 0; __i < (size);) {                      \
        __entry = (void *)(entries) + __i;          \
        __ret = fn(__entry , ## args);              \
        if (__ret != 0)                             \
            break;                              \
        if (__entry->bitmask != 0)                  \
            __i += __entry->next_offset;        \
        else                                        \
            __i += sizeof(struct ebt_entries);  \
    }                                                   \
    if (__ret == 0) {                                   \
        if (__i != (size))                          \
            __ret = -EINVAL;                    \
    }                                                   \
    __ret;                                              \
})

Referenced by ebt_get_table().

#define EBT_ENTRY_OR_ENTRIES   0x01

#define EBT_F_MASK

Value:

(EBT_NOPROTO | EBT_802_3 | EBT_SOURCEMAC | EBT_DESTMAC \
   | EBT_ENTRY_OR_ENTRIES)

#define EBT_FUNCTION_MAXNAMELEN   EBT_TABLE_MAXNAMELEN

#define EBT_IDEST   0x10

Referenced by do_command().

#define EBT_IIN   0x02

Referenced by do_command().

#define EBT_ILOGICALIN   0x20

Referenced by do_command().

#define EBT_ILOGICALOUT   0x40

Referenced by do_command().

#define EBT_INV_MASK

Value:

(EBT_IPROTO | EBT_IIN | EBT_IOUT | EBT_ILOGICALIN \
   | EBT_ILOGICALOUT | EBT_ISOURCE | EBT_IDEST)

#define EBT_IOUT   0x04

Referenced by do_command().

#define EBT_IPROTO   0x01

Referenced by do_command().

#define EBT_ISOURCE   0x8

Referenced by do_command().

#define EBT_MATCH_ITERATE	(		e,
			fn,
			args...
	)

Value:

({                                                          \
	unsigned int __i;                                   \
    int __ret = 0;                                      \
	struct ebt_entry_match *__match;                    \
                                                        \
    for (__i = sizeof(struct ebt_entry);                \
         __i < (e)->watchers_offset;                    \
         __i += __match->match_size +                   \
         sizeof(struct ebt_entry_match)) {              \
        __match = (void *)(e) + __i;                \
                                                    \
        __ret = fn(__match , ## args);              \
        if (__ret != 0)                             \
            break;                              \
    }                                                   \
    if (__ret == 0) {                                   \
        if (__i != (e)->watchers_offset)            \
            __ret = -EINVAL;                    \
    }                                                   \
    __ret;                                              \
})

#define EBT_NOPROTO   0x02

Referenced by do_command(), and ebt_initialize_entry().

#define EBT_RETURN   -4

Referenced by do_command().

#define EBT_SO_GET_ENTRIES   (EBT_SO_GET_INFO+1)

#define EBT_SO_GET_INFO   (EBT_BASE_CTL)

#define EBT_SO_GET_INIT_ENTRIES   (EBT_SO_GET_INIT_INFO+1)

#define EBT_SO_GET_INIT_INFO   (EBT_SO_GET_ENTRIES+1)

#define EBT_SO_GET_MAX   (EBT_SO_GET_INIT_ENTRIES+1)

#define EBT_SO_SET_COUNTERS   (EBT_SO_SET_ENTRIES+1)

Referenced by ebt_deliver_counters().

#define EBT_SO_SET_ENTRIES   (EBT_BASE_CTL)

Referenced by ebt_deliver_table().

#define EBT_SO_SET_MAX   (EBT_SO_SET_COUNTERS+1)

#define EBT_SOURCEMAC   0x08

Referenced by do_command(), and ebt_check_rule_exists().

#define EBT_STANDARD_TARGET   "standard"

Referenced by do_command(), ebt_check_for_loops(), and ebt_initialize_entry().

#define EBT_TABLE_MAXNAMELEN   32

Referenced by do_command().

#define EBT_VERDICT_BITS   0x0000000F

#define EBT_WATCHER_ITERATE	(		e,
			fn,
			args...
	)

Value:

({                                                          \
	unsigned int __i;                                   \
    int __ret = 0;                                      \
	struct ebt_entry_watcher *__watcher;                \
                                                        \
    for (__i = e->watchers_offset;                      \
         __i < (e)->target_offset;                      \
         __i += __watcher->watcher_size +               \
         sizeof(struct ebt_entry_watcher)) {            \
        __watcher = (void *)(e) + __i;              \
                                                    \
        __ret = fn(__watcher , ## args);            \
        if (__ret != 0)                             \
            break;                              \
    }                                                   \
    if (__ret == 0) {                                   \
        if (__i != (e)->target_offset)              \
            __ret = -EINVAL;                    \
    }                                                   \
    __ret;                                              \
})

#define NUM_STANDARD_TARGETS   4

Referenced by do_command(), ebt_change_policy(), and main().