session_inlines.h File Reference

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Functions
static int	acl_fa_ifc_has_sessions (acl_main_t *am, int sw_if_index0)
static int	acl_fa_ifc_has_in_acl (acl_main_t *am, int sw_if_index0)
static int	acl_fa_ifc_has_out_acl (acl_main_t *am, int sw_if_index0)
static int	fa_session_get_timeout_type (acl_main_t *am, fa_session_t *sess)
static u64	fa_session_get_timeout (acl_main_t *am, fa_session_t *sess)
static fa_session_t *	get_session_ptr_no_check (acl_main_t *am, u16 thread_index, u32 session_index)
static fa_session_t *	get_session_ptr (acl_main_t *am, u16 thread_index, u32 session_index)
static int	is_valid_session_ptr (acl_main_t *am, u16 thread_index, fa_session_t *sess)
static void	acl_fa_conn_list_add_session (acl_main_t *am, fa_full_session_id_t sess_id, u64 now)
static int	acl_fa_conn_list_delete_session (acl_main_t *am, fa_full_session_id_t sess_id, u64 now)
static int	acl_fa_restart_timer_for_session (acl_main_t *am, u64 now, fa_full_session_id_t sess_id)
static int	is_ip6_5tuple (fa_5tuple_t *p5t)
static u8	acl_fa_track_session (acl_main_t *am, int is_input, u32 sw_if_index, u64 now, fa_session_t *sess, fa_5tuple_t *pkt_5tuple, u32 pkt_len)
static u64	reverse_l4_u64_fastpath (u64 l4, int is_ip6)
static int	reverse_l4_u64_slowpath_valid (u64 l4, int is_ip6, u64 *out)
static void	reverse_session_add_del_ip6 (acl_main_t *am, clib_bihash_kv_40_8_t *pkv, int is_add)
static void	reverse_session_add_del_ip4 (acl_main_t *am, clib_bihash_kv_16_8_t *pkv, int is_add)
static void	acl_fa_deactivate_session (acl_main_t *am, u32 sw_if_index, fa_full_session_id_t sess_id)
static void	acl_fa_put_session (acl_main_t *am, u32 sw_if_index, fa_full_session_id_t sess_id)
static int	acl_fa_two_stage_delete_session (acl_main_t *am, u32 sw_if_index, fa_full_session_id_t sess_id, u64 now)
static int	acl_fa_can_add_session (acl_main_t *am, int is_input, u32 sw_if_index)
static void	acl_fa_try_recycle_session (acl_main_t *am, int is_input, u16 thread_index, u32 sw_if_index, u64 now)
static fa_full_session_id_t	acl_fa_add_session (acl_main_t *am, int is_input, int is_ip6, u32 sw_if_index, u64 now, fa_5tuple_t *p5tuple, u16 current_policy_epoch)
static int	acl_fa_find_session (acl_main_t *am, int is_ip6, u32 sw_if_index0, fa_5tuple_t *p5tuple, u64 *pvalue_sess)
static u64	acl_fa_make_session_hash (acl_main_t *am, int is_ip6, u32 sw_if_index0, fa_5tuple_t *p5tuple)
static void	acl_fa_prefetch_session_bucket_for_hash (acl_main_t *am, int is_ip6, u64 hash)
static void	acl_fa_prefetch_session_data_for_hash (acl_main_t *am, int is_ip6, u64 hash)
static int	acl_fa_find_session_with_hash (acl_main_t *am, int is_ip6, u32 sw_if_index0, u64 hash, fa_5tuple_t *p5tuple, u64 *pvalue_sess)

Variables
static const u8	icmp4_invmap []
static const u8	icmp4_valid_new []
static const u8	icmp6_invmap []
static const u8	icmp6_valid_new []
static u8	icmp_protos [] = { IP_PROTOCOL_ICMP, IP_PROTOCOL_ICMP6 }

Function Documentation

static fa_full_session_id_t acl_fa_add_session ( acl_main_t *  am, int  is_input, int  is_ip6, u32  sw_if_index, u64  now, fa_5tuple_t *  p5tuple, u16  current_policy_epoch  )

inlinestatic

Definition at line 519 of file session_inlines.h.

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static int acl_fa_can_add_session ( acl_main_t *  am, int  is_input, u32  sw_if_index  )

inlinestatic

Definition at line 469 of file session_inlines.h.

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static void acl_fa_conn_list_add_session ( acl_main_t *  am, fa_full_session_id_t  sess_id, u64  now  )

inlinestatic

Definition at line 147 of file session_inlines.h.

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static int acl_fa_conn_list_delete_session ( acl_main_t *  am, fa_full_session_id_t  sess_id, u64  now  )

static

Definition at line 193 of file session_inlines.h.

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static void acl_fa_deactivate_session ( acl_main_t *  am, u32  sw_if_index, fa_full_session_id_t  sess_id  )

inlinestatic

Definition at line 403 of file session_inlines.h.

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static int acl_fa_find_session ( acl_main_t *  am, int  is_ip6, u32  sw_if_index0, fa_5tuple_t *  p5tuple, u64 *  pvalue_sess  )

inlinestatic

Definition at line 590 of file session_inlines.h.

static int acl_fa_find_session_with_hash ( acl_main_t *  am, int  is_ip6, u32  sw_if_index0, u64  hash, fa_5tuple_t *  p5tuple, u64 *  pvalue_sess  )

inlinestatic

Definition at line 641 of file session_inlines.h.

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static int acl_fa_ifc_has_in_acl ( acl_main_t *  am, int  sw_if_index0  )

inlinestatic

Definition at line 57 of file session_inlines.h.

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static int acl_fa_ifc_has_out_acl ( acl_main_t *  am, int  sw_if_index0  )

inlinestatic

Definition at line 64 of file session_inlines.h.

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static int acl_fa_ifc_has_sessions ( acl_main_t *  am, int  sw_if_index0  )

inlinestatic

Definition at line 51 of file session_inlines.h.

static u64 acl_fa_make_session_hash ( acl_main_t *  am, int  is_ip6, u32  sw_if_index0, fa_5tuple_t *  p5tuple  )

inlinestatic

Definition at line 612 of file session_inlines.h.

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static void acl_fa_prefetch_session_bucket_for_hash ( acl_main_t *  am, int  is_ip6, u64  hash  )

inlinestatic

Definition at line 622 of file session_inlines.h.

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static void acl_fa_prefetch_session_data_for_hash ( acl_main_t *  am, int  is_ip6, u64  hash  )

inlinestatic

Definition at line 632 of file session_inlines.h.

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static void acl_fa_put_session ( acl_main_t *  am, u32  sw_if_index, fa_full_session_id_t  sess_id  )

inlinestatic

Definition at line 429 of file session_inlines.h.

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static int acl_fa_restart_timer_for_session ( acl_main_t *  am, u64  now, fa_full_session_id_t  sess_id  )

inlinestatic

Definition at line 247 of file session_inlines.h.

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static u8 acl_fa_track_session ( acl_main_t *  am, int  is_input, u32  sw_if_index, u64  now, fa_session_t *  sess, fa_5tuple_t *  pkt_5tuple, u32  pkt_len  )

inlinestatic

Definition at line 277 of file session_inlines.h.

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static void acl_fa_try_recycle_session ( acl_main_t *  am, int  is_input, u16  thread_index, u32  sw_if_index, u64  now  )

inlinestatic

Definition at line 479 of file session_inlines.h.

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static int acl_fa_two_stage_delete_session ( acl_main_t *  am, u32  sw_if_index, fa_full_session_id_t  sess_id, u64  now  )

inlinestatic

Definition at line 450 of file session_inlines.h.

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static u64 fa_session_get_timeout ( acl_main_t *  am, fa_session_t *  sess  )

inlinestatic

Definition at line 102 of file session_inlines.h.

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static int fa_session_get_timeout_type ( acl_main_t *  am, fa_session_t *  sess  )

inlinestatic

Definition at line 71 of file session_inlines.h.

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static fa_session_t* get_session_ptr ( acl_main_t *  am, u16  thread_index, u32  session_index  )

inlinestatic

Definition at line 127 of file session_inlines.h.

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static fa_session_t* get_session_ptr_no_check ( acl_main_t *  am, u16  thread_index, u32  session_index  )

inlinestatic

Definition at line 118 of file session_inlines.h.

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static int is_ip6_5tuple ( fa_5tuple_t *  p5t )

inlinestatic

Definition at line 269 of file session_inlines.h.

static int is_valid_session_ptr ( acl_main_t *  am, u16  thread_index, fa_session_t *  sess  )

inlinestatic

Definition at line 138 of file session_inlines.h.

static u64 reverse_l4_u64_fastpath ( u64  l4, int  is_ip6  )

inlinestatic

Definition at line 295 of file session_inlines.h.

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static int reverse_l4_u64_slowpath_valid ( u64  l4, int  is_ip6, u64 *  out  )

inlinestatic

Definition at line 309 of file session_inlines.h.

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static void reverse_session_add_del_ip4 ( acl_main_t *  am, clib_bihash_kv_16_8_t *  pkv, int  is_add  )

inlinestatic

Definition at line 382 of file session_inlines.h.

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static void reverse_session_add_del_ip6 ( acl_main_t *  am, clib_bihash_kv_40_8_t *  pkv, int  is_add  )

inlinestatic

Definition at line 359 of file session_inlines.h.

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Variable Documentation

const u8 icmp4_invmap[]

static

Initial value:

= {
  [ICMP4_echo_request] = ICMP4_echo_reply + 1,
  [ICMP4_timestamp_request] = ICMP4_timestamp_reply + 1,
  [ICMP4_information_request] = ICMP4_information_reply + 1,
  [ICMP4_address_mask_request] = ICMP4_address_mask_reply + 1
}

Definition at line 18 of file session_inlines.h.

const u8 icmp4_valid_new[]

static

Initial value:

= {
  [ICMP4_echo_request] = 1,
  [ICMP4_timestamp_request] = 1,
  [ICMP4_information_request] = 1,
  [ICMP4_address_mask_request] = 1
}

Definition at line 26 of file session_inlines.h.

const u8 icmp6_invmap[]

static

Initial value:

= {
  [ICMP6_echo_request - 128] = ICMP6_echo_reply + 1,
  [ICMP6_node_information_request - 128] = ICMP6_node_information_response + 1
}

Definition at line 34 of file session_inlines.h.

const u8 icmp6_valid_new[]

static

Initial value:

= {
  [ICMP6_echo_request - 128] = 1,
  [ICMP6_node_information_request - 128] = 1
}

Definition at line 40 of file session_inlines.h.

u8 icmp_protos[] = { IP_PROTOCOL_ICMP, IP_PROTOCOL_ICMP6 }

static

Definition at line 46 of file session_inlines.h.