session_lookup.c File Reference

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Macros
#define	foreach_hash_table_parameter

Typedefs
typedef clib_bihash_kv_16_8_t	session_kv4_t
typedef clib_bihash_kv_48_8_t	session_kv6_t

Functions
typedef	CLIB_PACKED (struct{union{struct{ip4_address_t src;ip4_address_t dst;u16 src_port;u16 dst_port;u32 proto;};u64 as_u64[2];};})
static void	make_v4_ss_kv (session_kv4_t *kv, ip4_address_t *lcl, ip4_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
static void	make_v4_listener_kv (session_kv4_t *kv, ip4_address_t *lcl, u16 lcl_port, u8 proto)
static void	make_v4_ss_kv_from_tc (session_kv4_t *kv, transport_connection_t *t)
static void	make_v6_ss_kv (session_kv6_t *kv, ip6_address_t *lcl, ip6_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
static void	make_v6_listener_kv (session_kv6_t *kv, ip6_address_t *lcl, u16 lcl_port, u8 proto)
static void	make_v6_ss_kv_from_tc (session_kv6_t *kv, transport_connection_t *t)
void	stream_session_table_add_for_tc (transport_connection_t *tc, u64 value)
void	stream_session_table_add (session_manager_main_t *smm, stream_session_t *s, u64 value)
int	stream_session_table_del_for_tc (transport_connection_t *tc)
int	stream_session_table_del (stream_session_t *s)
void	stream_session_half_open_table_add (transport_connection_t *tc, u64 value)
void	stream_session_half_open_table_del (transport_connection_t *tc)
stream_session_t *	stream_session_lookup_listener4 (ip4_address_t *lcl, u16 lcl_port, u8 proto)
stream_session_t *	stream_session_lookup4 (ip4_address_t *lcl, ip4_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
	Looks up a session based on the 5-tuple passed as argument. More...
stream_session_t *	stream_session_lookup_listener6 (ip6_address_t *lcl, u16 lcl_port, u8 proto)
stream_session_t *	stream_session_lookup6 (ip6_address_t *lcl, ip6_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
stream_session_t *	stream_session_lookup_listener (ip46_address_t *lcl, u16 lcl_port, u8 proto)
u64	stream_session_half_open_lookup_handle (ip46_address_t *lcl, ip46_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
transport_connection_t *	stream_session_half_open_lookup (ip46_address_t *lcl, ip46_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
static stream_session_t *	stream_session_get_tsi (u64 ti_and_si, u32 thread_index)
transport_connection_t *	stream_session_lookup_transport_wt4 (ip4_address_t *lcl, ip4_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto, u32 my_thread_index)
transport_connection_t *	stream_session_lookup_transport4 (ip4_address_t *lcl, ip4_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
transport_connection_t *	stream_session_lookup_transport_wt6 (ip6_address_t *lcl, ip6_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto, u32 my_thread_index)
transport_connection_t *	stream_session_lookup_transport6 (ip6_address_t *lcl, ip6_address_t *rmt, u16 lcl_port, u16 rmt_port, u8 proto)
void	session_lookup_init (void)

Variables
static session_lookup_t	session_lookup
	Generate typed init functions for multiple hash table styles... More...
transport_proto_vft_t *	tp_vfts
	Per-type vector of transport protocol virtual function tables. More...
	v6_connection_key_t

Macro Definition Documentation

#define foreach_hash_table_parameter

Value:

_(v4,session,buckets,20000)                   \
  _(v4,session,memory,(64<<20))                 \
  _(v6,session,buckets,20000)                   \
  _(v6,session,memory,(64<<20))                 \
  _(v4,halfopen,buckets,20000)                  \
  _(v4,halfopen,memory,(64<<20))                \
  _(v6,halfopen,buckets,20000)                  \
  _(v6,halfopen,memory,(64<<20))

Definition at line 572 of file session_lookup.c.

Typedef Documentation

typedef clib_bihash_kv_16_8_t session_kv4_t

Definition at line 73 of file session_lookup.c.

typedef clib_bihash_kv_48_8_t session_kv6_t

Definition at line 74 of file session_lookup.c.

Function Documentation

typedef CLIB_PACKED

(

struct{union{struct{ip4_address_t src;ip4_address_t dst;u16 src_port;u16 dst_port;u32 proto;};u64 as_u64[2];};}

)

Definition at line 36 of file session_lookup.c.

static void make_v4_listener_kv ( session_kv4_t *  kv, ip4_address_t *  lcl, u16  lcl_port, u8  proto  )

inlinestatic

Definition at line 92 of file session_lookup.c.

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static void make_v4_ss_kv ( session_kv4_t *  kv, ip4_address_t *  lcl, ip4_address_t *  rmt, u16  lcl_port, u16  rmt_port, u8  proto  )

inlinestatic

Definition at line 77 of file session_lookup.c.

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static void make_v4_ss_kv_from_tc ( session_kv4_t *  kv, transport_connection_t *  t  )

inlinestatic

Definition at line 107 of file session_lookup.c.

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static void make_v6_listener_kv ( session_kv6_t *  kv, ip6_address_t *  lcl, u16  lcl_port, u8  proto  )

inlinestatic

Definition at line 132 of file session_lookup.c.

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static void make_v6_ss_kv ( session_kv6_t *  kv, ip6_address_t *  lcl, ip6_address_t *  rmt, u16  lcl_port, u16  rmt_port, u8  proto  )

inlinestatic

Definition at line 114 of file session_lookup.c.

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static void make_v6_ss_kv_from_tc ( session_kv6_t *  kv, transport_connection_t *  t  )

inlinestatic

Definition at line 150 of file session_lookup.c.

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void session_lookup_init

(

void

)

Definition at line 583 of file session_lookup.c.

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static stream_session_t* stream_session_get_tsi ( u64  ti_and_si, u32  thread_index  )

inlinestatic

Definition at line 439 of file session_lookup.c.

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transport_connection_t* stream_session_half_open_lookup	(	ip46_address_t *	lcl,
		ip46_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto
	)

Definition at line 426 of file session_lookup.c.

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u64 stream_session_half_open_lookup_handle	(	ip46_address_t *	lcl,
		ip46_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto
	)

Definition at line 390 of file session_lookup.c.

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void stream_session_half_open_table_add	(	transport_connection_t *	tc,
		u64	value
	)

Definition at line 226 of file session_lookup.c.

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void stream_session_half_open_table_del

(

transport_connection_t *

tc

)

Definition at line 249 of file session_lookup.c.

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stream_session_t* stream_session_lookup4	(	ip4_address_t *	lcl,
		ip4_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto
	)

Looks up a session based on the 5-tuple passed as argument.

First it tries to find an established session, if this fails, it tries finding a listener session if this fails, it tries a lookup with a wildcarded local source (listener bound to all interfaces)

Definition at line 297 of file session_lookup.c.

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stream_session_t* stream_session_lookup6	(	ip6_address_t *	lcl,
		ip6_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto
	)

Definition at line 348 of file session_lookup.c.

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stream_session_t* stream_session_lookup_listener	(	ip46_address_t *	lcl,
		u16	lcl_port,
		u8	proto
	)

Definition at line 373 of file session_lookup.c.

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stream_session_t* stream_session_lookup_listener4	(	ip4_address_t *	lcl,
		u16	lcl_port,
		u8	proto
	)

Definition at line 270 of file session_lookup.c.

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stream_session_t* stream_session_lookup_listener6	(	ip6_address_t *	lcl,
		u16	lcl_port,
		u8	proto
	)

Definition at line 323 of file session_lookup.c.

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transport_connection_t* stream_session_lookup_transport4	(	ip4_address_t *	lcl,
		ip4_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto
	)

Definition at line 479 of file session_lookup.c.

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transport_connection_t* stream_session_lookup_transport6	(	ip6_address_t *	lcl,
		ip6_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto
	)

Definition at line 542 of file session_lookup.c.

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transport_connection_t* stream_session_lookup_transport_wt4	(	ip4_address_t *	lcl,
		ip4_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto,
		u32	my_thread_index
	)

Definition at line 447 of file session_lookup.c.

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transport_connection_t* stream_session_lookup_transport_wt6	(	ip6_address_t *	lcl,
		ip6_address_t *	rmt,
		u16	lcl_port,
		u16	rmt_port,
		u8	proto,
		u32	my_thread_index
	)

Definition at line 510 of file session_lookup.c.

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void stream_session_table_add	(	session_manager_main_t *	smm,
		stream_session_t *	s,
		u64	value
	)

Definition at line 182 of file session_lookup.c.

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void stream_session_table_add_for_tc	(	transport_connection_t *	tc,
		u64	value
	)

Definition at line 161 of file session_lookup.c.

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int stream_session_table_del

(

stream_session_t *

s

)

Definition at line 216 of file session_lookup.c.

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int stream_session_table_del_for_tc

(

transport_connection_t *

tc

)

Definition at line 193 of file session_lookup.c.

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Variable Documentation

session_lookup_t session_lookup

static

Generate typed init functions for multiple hash table styles...

Definition at line 31 of file session_lookup.c.

transport_proto_vft_t* tp_vfts

Per-type vector of transport protocol virtual function tables.

Definition at line 22 of file transport_interface.c.

v6_connection_key_t

Definition at line 70 of file session_lookup.c.