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 (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)
static u64	reverse_l4_u64_fastpath (u64 l4, int is_ip6)
static u64	reverse_l4_u64_slowpath (u64 l4, int is_ip6)
static u64	reverse_l4_u64 (u64 l4, int is_ip6)
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_session_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)

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_session_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 510 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 460 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 144 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 190 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 396 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 581 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.

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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 420 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 244 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  )

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 470 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 441 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 120 of file session_inlines.h.

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static int is_ip6_5tuple ( fa_5tuple_t *  p5t )

inlinestatic

Definition at line 266 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 135 of file session_inlines.h.

static u64 reverse_l4_u64 ( u64  l4, int  is_ip6  )

inlinestatic

Definition at line 353 of file session_inlines.h.

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static u64 reverse_l4_u64_fastpath ( u64  l4, int  is_ip6  )

inlinestatic

Definition at line 289 of file session_inlines.h.

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static u64 reverse_l4_u64_slowpath ( u64  l4, int  is_ip6  )

inlinestatic

Definition at line 303 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 383 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 368 of file session_inlines.h.

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Variable Documentation

const u8 icmp4_invmap[]

static

Initial value:

= {
  [ICMP4_echo_reply] = ICMP4_echo_request + 1,
  [ICMP4_timestamp_reply] = ICMP4_timestamp_request + 1,
  [ICMP4_information_reply] = ICMP4_information_request + 1,
  [ICMP4_address_mask_reply] = ICMP4_address_mask_request + 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_reply - 128] = ICMP6_echo_request + 1,
  [ICMP6_node_information_response - 128] = ICMP6_node_information_request + 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.