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hash_lookup_types.h
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/*
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*------------------------------------------------------------------
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* Copyright (c) 2017 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*------------------------------------------------------------------
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*/
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#ifndef _ACL_HASH_LOOKUP_TYPES_H_
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#define _ACL_HASH_LOOKUP_TYPES_H_
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#include "
types.h
"
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/* The structure representing the single entry with hash representation */
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typedef
struct
{
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fa_5tuple_t
match
;
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/* these two entries refer to the original ACL# and rule# within that ACL */
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u32
acl_index
;
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u32
ace_index
;
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u32
base_mask_type_index
;
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u8
action
;
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}
hash_ace_info_t
;
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/*
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* The structure holding the information necessary for the hash-based ACL operation
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*/
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typedef
struct
{
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/* hash ACL applied on these lookup contexts */
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u32
*
lc_index_list
;
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hash_ace_info_t
*
rules
;
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/* a boolean flag set when the hash acl info is initialized */
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int
hash_acl_exists
;
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}
hash_acl_info_t
;
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typedef
struct
{
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acl_rule_t
rule
;
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u32
acl_index
;
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u32
ace_index
;
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u32
acl_position
;
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u32
applied_entry_index
;
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}
collision_match_rule_t
;
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typedef
struct
{
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/* original non-compiled ACL */
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u32
acl_index
;
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u32
ace_index
;
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/* the index of the hash_ace_info_t */
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u32
hash_ace_info_index
;
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/* applied mask type index */
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u32
mask_type_index
;
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/*
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* index of applied entry, which owns the colliding_rules vector
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*/
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u32
collision_head_ae_index
;
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/*
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* Collision rule vector for matching - set only on head entry
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*/
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collision_match_rule_t
*
colliding_rules
;
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/*
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* number of hits on this entry
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*/
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u64
hitcount
;
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/*
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* acl position in vector of ACLs within lookup context
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*/
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u32
acl_position
;
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/*
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* Action of this applied ACE
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*/
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u8
action
;
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}
applied_hash_ace_entry_t
;
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typedef
struct
{
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/* applied ACLs so we can track them independently from main ACL module */
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u32
*
applied_acls
;
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}
applied_hash_acl_info_t
;
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typedef
union
{
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u64
as_u64
;
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struct
{
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u32
applied_entry_index
;
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u16
reserved_u16
;
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u8
reserved_u8
;
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u8
reserved_flags:8;
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};
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}
hash_acl_lookup_value_t
;
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typedef
struct
{
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u32
mask_type_index
;
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/* first rule # for this mask */
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u32
first_rule_index
;
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/* Debug Information */
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u32
num_entries
;
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u32
max_collisions
;
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}
hash_applied_mask_info_t
;
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#define CT_ASSERT_EQUAL(name, x,y) typedef int assert_ ## name ## _compile_time_assertion_failed[((x) == (y))-1]
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CT_ASSERT_EQUAL
(hash_acl_lookup_value_t_is_u64,
sizeof
(
hash_acl_lookup_value_t
),
sizeof
(
u64
));
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#undef CT_ASSERT_EQUAL
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#endif
hash_ace_info_t::acl_index
u32 acl_index
Definition:
hash_lookup_types.h:27
hash_acl_lookup_value_t::reserved_u8
u8 reserved_u8
Definition:
hash_lookup_types.h:97
applied_hash_acl_info_t::applied_acls
u32 * applied_acls
Definition:
hash_lookup_types.h:88
applied_hash_ace_entry_t::acl_index
u32 acl_index
Definition:
hash_lookup_types.h:57
collision_match_rule_t::rule
acl_rule_t rule
Definition:
hash_lookup_types.h:48
u64
unsigned long u64
Definition:
types.h:89
hash_acl_info_t::hash_acl_exists
int hash_acl_exists
Definition:
hash_lookup_types.h:43
applied_hash_ace_entry_t::action
u8 action
Definition:
hash_lookup_types.h:82
applied_hash_ace_entry_t::hash_ace_info_index
u32 hash_ace_info_index
Definition:
hash_lookup_types.h:60
hash_ace_info_t::action
u8 action
Definition:
hash_lookup_types.h:32
hash_acl_lookup_value_t::applied_entry_index
u32 applied_entry_index
Definition:
hash_lookup_types.h:95
applied_hash_ace_entry_t
Definition:
hash_lookup_types.h:55
collision_match_rule_t::acl_index
u32 acl_index
Definition:
hash_lookup_types.h:49
u8
unsigned char u8
Definition:
types.h:56
collision_match_rule_t
Definition:
hash_lookup_types.h:47
hash_acl_lookup_value_t::reserved_u16
u16 reserved_u16
Definition:
hash_lookup_types.h:96
applied_hash_ace_entry_t::acl_position
u32 acl_position
Definition:
hash_lookup_types.h:78
hash_applied_mask_info_t
Definition:
hash_lookup_types.h:103
hash_ace_info_t::base_mask_type_index
u32 base_mask_type_index
Definition:
hash_lookup_types.h:30
u32
unsigned int u32
Definition:
types.h:88
hash_ace_info_t
Definition:
hash_lookup_types.h:24
hash_applied_mask_info_t::num_entries
u32 num_entries
Definition:
hash_lookup_types.h:108
applied_hash_ace_entry_t::colliding_rules
collision_match_rule_t * colliding_rules
Definition:
hash_lookup_types.h:70
hash_ace_info_t::ace_index
u32 ace_index
Definition:
hash_lookup_types.h:28
applied_hash_ace_entry_t::mask_type_index
u32 mask_type_index
Definition:
hash_lookup_types.h:62
collision_match_rule_t::applied_entry_index
u32 applied_entry_index
Definition:
hash_lookup_types.h:52
hash_acl_lookup_value_t::as_u64
u64 as_u64
Definition:
hash_lookup_types.h:93
u16
unsigned short u16
Definition:
types.h:57
hash_acl_info_t
Definition:
hash_lookup_types.h:38
applied_hash_ace_entry_t::hitcount
u64 hitcount
Definition:
hash_lookup_types.h:74
hash_acl_info_t::rules
hash_ace_info_t * rules
Definition:
hash_lookup_types.h:41
acl_rule_t
Definition:
types.h:21
hash_acl_lookup_value_t
Definition:
hash_lookup_types.h:92
collision_match_rule_t::acl_position
u32 acl_position
Definition:
hash_lookup_types.h:51
hash_applied_mask_info_t::max_collisions
u32 max_collisions
Definition:
hash_lookup_types.h:109
applied_hash_ace_entry_t::collision_head_ae_index
u32 collision_head_ae_index
Definition:
hash_lookup_types.h:66
applied_hash_acl_info_t
Definition:
hash_lookup_types.h:85
types.h
collision_match_rule_t::ace_index
u32 ace_index
Definition:
hash_lookup_types.h:50
CT_ASSERT_EQUAL
#define CT_ASSERT_EQUAL(name, x, y)
Definition:
hash_lookup_types.h:113
hash_applied_mask_info_t::mask_type_index
u32 mask_type_index
Definition:
hash_lookup_types.h:104
hash_ace_info_t::match
fa_5tuple_t match
Definition:
hash_lookup_types.h:25
hash_applied_mask_info_t::first_rule_index
u32 first_rule_index
Definition:
hash_lookup_types.h:106
applied_hash_ace_entry_t::ace_index
u32 ace_index
Definition:
hash_lookup_types.h:58
hash_acl_info_t::lc_index_list
u32 * lc_index_list
Definition:
hash_lookup_types.h:40
fa_5tuple_t
Definition:
fa_node.h:68
src
plugins
acl
hash_lookup_types.h
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