vnet_classify.h File Reference

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Data Structures
struct	vnet_classify_bucket_t
struct	vnet_classify_table_t

Macros
#define	CLASSIFY_TRACE   0
#define	foreach_size_in_u32x4
#define	VNET_CLASSIFY_ENTRY_FREE   (1<<0)
#define	VNET_CLASSIFY_VECTOR_SIZE   sizeof (((vnet_classify_table_t *) 0)->mask[0])
	The vector size for the classifier in the add/del table 'match' is the number of vectors of this size. More...

Typedefs
typedef enum vnet_classify_flags_t_	vnet_classify_flags_t
typedef enum vnet_classify_action_t_	vnet_classify_action_t
typedef struct _vnet_classify_main	vnet_classify_main_t
typedef struct _vnet_classify_entry	vnet_classify_entry_t

Enumerations
enum	vnet_classify_flags_t_ { CLASSIFY_FLAG_NONE = 0, CLASSIFY_FLAG_USE_CURR_DATA = (1 << 0) }
enum	vnet_classify_action_t_ { CLASSIFY_ACTION_NONE = 0, CLASSIFY_ACTION_SET_IP4_FIB_INDEX = 1, CLASSIFY_ACTION_SET_IP6_FIB_INDEX = 2, CLASSIFY_ACTION_SET_METADATA = 3 }

Functions
	STATIC_ASSERT_OFFSET_OF (vnet_classify_entry_t, key, 32)
	Check there's no padding in the entry. More...
static int	vnet_classify_entry_is_free (vnet_classify_entry_t *e)
static int	vnet_classify_entry_is_busy (vnet_classify_entry_t *e)
	STATIC_ASSERT_OFFSET_OF (vnet_classify_table_t, cacheline1, CLIB_CACHE_LINE_BYTES)
	Ensure DP fields don't spill over to cache-line 2. More...
u8 *	format_classify_table (u8 *s, va_list *args)
u8 *	format_vnet_classify_table (u8 *s, va_list *args)
u64	vnet_classify_hash_packet (vnet_classify_table_t *t, u8 *h)
static_always_inline vnet_classify_table_t *	vnet_classify_table_get (u32 table_index)
static u64	vnet_classify_hash_packet_inline (vnet_classify_table_t *t, const u8 *h)
static void	vnet_classify_prefetch_bucket (vnet_classify_table_t *t, u64 hash)
static vnet_classify_entry_t *	vnet_classify_get_entry (vnet_classify_table_t *t, uword offset)
static uword	vnet_classify_get_offset (vnet_classify_table_t *t, vnet_classify_entry_t *v)
static vnet_classify_entry_t *	vnet_classify_entry_at_index (vnet_classify_table_t *t, vnet_classify_entry_t *e, u32 index)
static void	vnet_classify_prefetch_entry (vnet_classify_table_t *t, u64 hash)
vnet_classify_entry_t *	vnet_classify_find_entry (vnet_classify_table_t *t, u8 *h, u64 hash, f64 now)
static_always_inline int	vnet_classify_entry_is_equal (vnet_classify_entry_t *v, const u8 *d, u8 *m, u32 match_n_vectors)
static vnet_classify_entry_t *	vnet_classify_find_entry_inline (vnet_classify_table_t *t, const u8 *h, u64 hash, f64 now)
vnet_classify_table_t *	vnet_classify_new_table (vnet_classify_main_t *cm, const u8 *mask, u32 nbuckets, u32 memory_size, u32 skip_n_vectors, u32 match_n_vectors)
int	vnet_classify_add_del_session (vnet_classify_main_t *cm, u32 table_index, const u8 *match, u32 hit_next_index, u32 opaque_index, i32 advance, u8 action, u16 metadata, int is_add)
int	vnet_classify_add_del_table (vnet_classify_main_t *cm, const u8 *mask, u32 nbuckets, u32 memory_size, u32 skip, u32 match, u32 next_table_index, u32 miss_next_index, u32 *table_index, u8 current_data_flag, i16 current_data_offset, int is_add, int del_chain)
void	vnet_classify_delete_table_index (vnet_classify_main_t *cm, u32 table_index, int del_chain)
void	vnet_classify_register_unformat_ip_next_index_fn (unformat_function_t *fn)
void	vnet_classify_register_unformat_l2_next_index_fn (unformat_function_t *fn)
void	vnet_classify_register_unformat_acl_next_index_fn (unformat_function_t *fn)
void	vnet_classify_register_unformat_policer_next_index_fn (unformat_function_t *fn)
void	vnet_classify_register_unformat_opaque_index_fn (unformat_function_t *fn)
u32	classify_get_pcap_chain (vnet_classify_main_t *cm, u32 sw_if_index)
void	classify_set_pcap_chain (vnet_classify_main_t *cm, u32 sw_if_index, u32 table_index)
u32	classify_get_trace_chain (void)
void	classify_set_trace_chain (vnet_classify_main_t *cm, u32 table_index)
u32	classify_sort_table_chain (vnet_classify_main_t *cm, u32 table_index)
u32	classify_lookup_chain (u32 table_index, u8 *mask, u32 n_skip, u32 n_match)

Variables
vlib_node_registration_t	ip4_classify_node
	(constructor) VLIB_REGISTER_NODE (ip4_classify_node) More...
vlib_node_registration_t	ip6_classify_node
	(constructor) VLIB_REGISTER_NODE (ip6_classify_node) More...
	foreach_size_in_u32x4
vnet_classify_main_t	vnet_classify_main
unformat_function_t	unformat_ip4_mask
unformat_function_t	unformat_ip6_mask
unformat_function_t	unformat_l3_mask
unformat_function_t	unformat_l2_mask
unformat_function_t	unformat_classify_mask
unformat_function_t	unformat_l2_next_index
unformat_function_t	unformat_ip_next_index
unformat_function_t	unformat_ip4_match
unformat_function_t	unformat_ip6_match
unformat_function_t	unformat_l3_match
unformat_function_t	unformat_l4_match
unformat_function_t	unformat_vlan_tag
unformat_function_t	unformat_l2_match
unformat_function_t	unformat_classify_match

Macro Definition Documentation

CLASSIFY_TRACE

#define CLASSIFY_TRACE   0

Definition at line 30 of file vnet_classify.h.

foreach_size_in_u32x4

#define foreach_size_in_u32x4

Value:

_(1)                                            \
_(2)                                            \
_(3)                                            \
_(4)                                            \
_(5)

Definition at line 63 of file vnet_classify.h.

VNET_CLASSIFY_ENTRY_FREE

#define VNET_CLASSIFY_ENTRY_FREE   (1<<0)

Definition at line 94 of file vnet_classify.h.

VNET_CLASSIFY_VECTOR_SIZE

#define VNET_CLASSIFY_VECTOR_SIZE   sizeof (((vnet_classify_table_t *) 0)->mask[0])

The vector size for the classifier in the add/del table 'match' is the number of vectors of this size.

Definition at line 212 of file vnet_classify.h.

Typedef Documentation

vnet_classify_action_t

typedef enum vnet_classify_action_t_ vnet_classify_action_t

vnet_classify_entry_t

typedef struct _vnet_classify_entry vnet_classify_entry_t

vnet_classify_flags_t

typedef enum vnet_classify_flags_t_ vnet_classify_flags_t

vnet_classify_main_t

typedef struct _vnet_classify_main vnet_classify_main_t

Definition at line 61 of file vnet_classify.h.

Enumeration Type Documentation

vnet_classify_action_t_

enum vnet_classify_action_t_

Enumerator
CLASSIFY_ACTION_NONE
CLASSIFY_ACTION_SET_IP4_FIB_INDEX
CLASSIFY_ACTION_SET_IP6_FIB_INDEX
CLASSIFY_ACTION_SET_METADATA

Definition at line 52 of file vnet_classify.h.

vnet_classify_flags_t_

enum vnet_classify_flags_t_

Enumerator
CLASSIFY_FLAG_NONE
CLASSIFY_FLAG_USE_CURR_DATA

Definition at line 37 of file vnet_classify.h.

Function Documentation

classify_get_pcap_chain()

u32 classify_get_pcap_chain	(	vnet_classify_main_t *	cm,
		u32	sw_if_index
	)

Definition at line 1748 of file vnet_classify.c.

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classify_get_trace_chain()

u32 classify_get_trace_chain

(

void

)

Definition at line 30 of file pnat_test_stubs.h.

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classify_lookup_chain()

u32 classify_lookup_chain	(	u32	table_index,
		u8 *	mask,
		u32	n_skip,
		u32	n_match
	)

Definition at line 1799 of file vnet_classify.c.

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classify_set_pcap_chain()

void classify_set_pcap_chain	(	vnet_classify_main_t *	cm,
		u32	sw_if_index,
		u32	table_index
	)

Definition at line 1760 of file vnet_classify.c.

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classify_set_trace_chain()

void classify_set_trace_chain	(	vnet_classify_main_t *	cm,
		u32	table_index
	)

Definition at line 1733 of file vnet_classify.c.

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classify_sort_table_chain()

u32 classify_sort_table_chain	(	vnet_classify_main_t *	cm,
		u32	table_index
	)

Definition at line 1679 of file vnet_classify.c.

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format_classify_table()

u8* format_classify_table	(	u8 *	s,
		va_list *	args
	)

Definition at line 686 of file vnet_classify.c.

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format_vnet_classify_table()

u8* format_vnet_classify_table	(	u8 *	s,
		va_list *	args
	)

Definition at line 2206 of file vnet_classify.c.

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STATIC_ASSERT_OFFSET_OF() [1/2]

STATIC_ASSERT_OFFSET_OF	(	vnet_classify_entry_t	,
		key	,
		32
	)

Check there's no padding in the entry.

the key lies on a 16 byte boundary.

STATIC_ASSERT_OFFSET_OF() [2/2]

STATIC_ASSERT_OFFSET_OF	(	vnet_classify_table_t	,
		cacheline1	,
		CLIB_CACHE_LINE_BYTES
	)

Ensure DP fields don't spill over to cache-line 2.

vnet_classify_add_del_session()

int vnet_classify_add_del_session	(	vnet_classify_main_t *	cm,
		u32	table_index,
		const u8 *	match,
		u32	hit_next_index,
		u32	opaque_index,
		i32	advance,
		u8	action,
		u16	metadata,
		int	is_add
	)

Definition at line 2746 of file vnet_classify.c.

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vnet_classify_add_del_table()

int vnet_classify_add_del_table	(	vnet_classify_main_t *	cm,
		const u8 *	mask,
		u32	nbuckets,
		u32	memory_size,
		u32	skip,
		u32	match,
		u32	next_table_index,
		u32	miss_next_index,
		u32 *	table_index,
		u8	current_data_flag,
		i16	current_data_offset,
		int	is_add,
		int	del_chain
	)

Definition at line 746 of file vnet_classify.c.

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vnet_classify_delete_table_index()

void vnet_classify_delete_table_index	(	vnet_classify_main_t *	cm,
		u32	table_index,
		int	del_chain
	)

Definition at line 164 of file vnet_classify.c.

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vnet_classify_entry_at_index()

static vnet_classify_entry_t* vnet_classify_entry_at_index ( vnet_classify_table_t *  t, vnet_classify_entry_t *  e, u32  index  )

inlinestatic

Definition at line 354 of file vnet_classify.h.

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vnet_classify_entry_is_busy()

static int vnet_classify_entry_is_busy ( vnet_classify_entry_t *  e )

inlinestatic

Definition at line 117 of file vnet_classify.h.

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vnet_classify_entry_is_equal()

static_always_inline int vnet_classify_entry_is_equal	(	vnet_classify_entry_t *	v,
		const u8 *	d,
		u8 *	m,
		u32	match_n_vectors
	)

Definition at line 396 of file vnet_classify.h.

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vnet_classify_entry_is_free()

static int vnet_classify_entry_is_free ( vnet_classify_entry_t *  e )

inlinestatic

Definition at line 111 of file vnet_classify.h.

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vnet_classify_find_entry()

vnet_classify_entry_t* vnet_classify_find_entry	(	vnet_classify_table_t *	t,
		u8 *	h,
		u64	hash,
		f64	now
	)

Definition at line 656 of file vnet_classify.c.

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vnet_classify_find_entry_inline()

static vnet_classify_entry_t* vnet_classify_find_entry_inline ( vnet_classify_table_t *  t, const u8 *  h, u64  hash, f64  now  )

inlinestatic

Definition at line 464 of file vnet_classify.h.

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vnet_classify_get_entry()

static vnet_classify_entry_t* vnet_classify_get_entry ( vnet_classify_table_t *  t, uword  offset  )

inlinestatic

Definition at line 332 of file vnet_classify.h.

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vnet_classify_get_offset()

static uword vnet_classify_get_offset ( vnet_classify_table_t *  t, vnet_classify_entry_t *  v  )

inlinestatic

Definition at line 341 of file vnet_classify.h.

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vnet_classify_hash_packet()

u64 vnet_classify_hash_packet	(	vnet_classify_table_t *	t,
		u8 *	h
	)

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vnet_classify_hash_packet_inline()

static u64 vnet_classify_hash_packet_inline ( vnet_classify_table_t *  t, const u8 *  h  )

inlinestatic

Definition at line 251 of file vnet_classify.h.

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vnet_classify_new_table()

vnet_classify_table_t* vnet_classify_new_table	(	vnet_classify_main_t *	cm,
		const u8 *	mask,
		u32	nbuckets,
		u32	memory_size,
		u32	skip_n_vectors,
		u32	match_n_vectors
	)

Definition at line 131 of file vnet_classify.c.

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vnet_classify_prefetch_bucket()

static void vnet_classify_prefetch_bucket ( vnet_classify_table_t *  t, u64  hash  )

inlinestatic

Definition at line 320 of file vnet_classify.h.

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vnet_classify_prefetch_entry()

static void vnet_classify_prefetch_entry ( vnet_classify_table_t *  t, u64  hash  )

inlinestatic

Definition at line 368 of file vnet_classify.h.

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vnet_classify_register_unformat_acl_next_index_fn()

void vnet_classify_register_unformat_acl_next_index_fn

(

unformat_function_t *

fn

)

Definition at line 106 of file vnet_classify.c.

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vnet_classify_register_unformat_ip_next_index_fn()

void vnet_classify_register_unformat_ip_next_index_fn

(

unformat_function_t *

fn

)

Definition at line 98 of file vnet_classify.c.

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vnet_classify_register_unformat_l2_next_index_fn()

void vnet_classify_register_unformat_l2_next_index_fn

(

unformat_function_t *

fn

)

Definition at line 90 of file vnet_classify.c.

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vnet_classify_register_unformat_opaque_index_fn()

void vnet_classify_register_unformat_opaque_index_fn

(

unformat_function_t *

fn

)

Definition at line 123 of file vnet_classify.c.

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vnet_classify_register_unformat_policer_next_index_fn()

void vnet_classify_register_unformat_policer_next_index_fn

(

unformat_function_t *

fn

)

Definition at line 114 of file vnet_classify.c.

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vnet_classify_table_get()

static_always_inline vnet_classify_table_t* vnet_classify_table_get

(

u32

table_index

)

Definition at line 243 of file vnet_classify.h.

Variable Documentation

foreach_size_in_u32x4

foreach_size_in_u32x4

Definition at line 129 of file vnet_classify.h.

ip4_classify_node

vlib_node_registration_t ip4_classify_node

(constructor) VLIB_REGISTER_NODE (ip4_classify_node)

Definition at line 313 of file ip_classify.c.

ip6_classify_node

vlib_node_registration_t ip6_classify_node

(constructor) VLIB_REGISTER_NODE (ip6_classify_node)

Definition at line 334 of file ip_classify.c.

unformat_classify_mask

unformat_function_t unformat_classify_mask

Definition at line 535 of file vnet_classify.h.

unformat_classify_match

unformat_function_t unformat_classify_match

Definition at line 544 of file vnet_classify.h.

unformat_ip4_mask

unformat_function_t unformat_ip4_mask

Definition at line 531 of file vnet_classify.h.

unformat_ip4_match

unformat_function_t unformat_ip4_match

Definition at line 538 of file vnet_classify.h.

unformat_ip6_mask

unformat_function_t unformat_ip6_mask

Definition at line 532 of file vnet_classify.h.

unformat_ip6_match

unformat_function_t unformat_ip6_match

Definition at line 539 of file vnet_classify.h.

unformat_ip_next_index

unformat_function_t unformat_ip_next_index

Definition at line 537 of file vnet_classify.h.

unformat_l2_mask

unformat_function_t unformat_l2_mask

Definition at line 534 of file vnet_classify.h.

unformat_l2_match

unformat_function_t unformat_l2_match

Definition at line 543 of file vnet_classify.h.

unformat_l2_next_index

unformat_function_t unformat_l2_next_index

Definition at line 536 of file vnet_classify.h.

unformat_l3_mask

unformat_function_t unformat_l3_mask

Definition at line 533 of file vnet_classify.h.

unformat_l3_match

unformat_function_t unformat_l3_match

Definition at line 540 of file vnet_classify.h.

unformat_l4_match

unformat_function_t unformat_l4_match

Definition at line 541 of file vnet_classify.h.

unformat_vlan_tag

unformat_function_t unformat_vlan_tag

Definition at line 542 of file vnet_classify.h.

vnet_classify_main

vnet_classify_main_t vnet_classify_main

Definition at line 32 of file vnet_classify.c.