| Maciej Żenczykowski | acfd204 | 2022-06-13 22:53:58 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2022 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #pragma once |
| 18 | |
| 19 | /* -=-=-=-=-= WARNING -=-=-=-=-=- |
| 20 | * |
| 21 | * DO *NOT* *EVER* CHANGE THESE - they *MUST* match what the Tethering mainline module provides! |
| 22 | * |
| 23 | * You cannot even change them in sync, since newer module must work on older Android T releases. |
| 24 | * |
| 25 | * You could with difficulty, uprevs of the bpfloader, api detection logic in mainline, etc, |
| 26 | * change this in Android U or later, but even that is a very bad idea and not worth the hassle. |
| 27 | * |
| 28 | * |
| 29 | * Mainline Tethering module on T+ is expected to make available to netd (for use by |
| 30 | * BandwidthController iptables initialization code) four xt_bpf programs at the following |
| 31 | * locations: |
| 32 | */ |
| 33 | #define XT_BPF_NETD(NAME) "/sys/fs/bpf/netd_shared/prog_netd_skfilter_" NAME "_xtbpf" |
| 34 | #define XT_BPF_ALLOWLIST_PROG_PATH XT_BPF_NETD("allowlist") |
| 35 | #define XT_BPF_DENYLIST_PROG_PATH XT_BPF_NETD("denylist") |
| 36 | #define XT_BPF_EGRESS_PROG_PATH XT_BPF_NETD("egress") |
| 37 | #define XT_BPF_INGRESS_PROG_PATH XT_BPF_NETD("ingress") |