1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef NET_FIREWALL_MAP_DEF_H
17 #define NET_FIREWALL_MAP_DEF_H
18 
19 #ifndef SEC
20 #define SEC(NAME) __attribute__((section(NAME), used))
21 #endif // SEC
22 
23 #define MAP_MAX_ENTRIES 5000
24 
25 #define INGRESS_SADDR_MAP in_saddr_map
26 #define INGRESS_SADDR6_MAP in_saddr6_map
27 #define INGRESS_DADDR_MAP in_daddr_map
28 #define INGRESS_DADDR6_MAP in_daddr6_map
29 #define INGRESS_SPORT_MAP in_sport_map
30 #define INGRESS_DPORT_MAP in_dport_map
31 #define INGRESS_PROTO_MAP in_proto_map
32 #define INGRESS_APPUID_MAP in_appuid_map
33 #define INGRESS_UID_MAP in_uid_map
34 #define INGRESS_ACTION_MAP in_action_map
35 
36 #define EGRESS_SADDR_MAP out_saddr_map
37 #define EGRESS_SADDR6_MAP out_saddr6_map
38 #define EGRESS_DADDR_MAP out_daddr_map
39 #define EGRESS_DADDR6_MAP out_daddr6_map
40 #define EGRESS_SPORT_MAP out_sport_map
41 #define EGRESS_DPORT_MAP out_dport_map
42 #define EGRESS_PROTO_MAP out_proto_map
43 #define EGRESS_APPUID_MAP out_appuid_map
44 #define EGRESS_UID_MAP out_uid_map
45 #define EGRESS_ACTION_MAP out_action_map
46 
47 #define EVENT_MAP event_map
48 #define DEFAULT_ACTION_MAP def_act_map
49 #define CT_MAP ct_map
50 #define CURRENT_UID_MAP current_uid_map
51 
52 #define MAPS_DIR() "/sys/fs/bpf/netsys/maps/"
53 #define STR(x) #x
54 #define MAP_NAME(x) STR(x)
55 #define MAP_PATH(name) MAPS_DIR() MAP_NAME(name)
56 #define GET_MAP_PATH(ingress, name) ((ingress) ? MAPS_DIR() "in_" #name "_map" : MAPS_DIR() "out_" #name "_map")
57 #define GET_MAP(ingress, name) ((ingress) ? &in_##name##_map : &out_##name##_map)
58 
59 #endif // NET_FIREWALL_MAP_DEF_H