projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 449a30ed SY |
2 | /* |
| 3 | * Zebra Traffic Control (TC) interaction with the kernel using netlink. | |
| 4 | * | |
| 5 | * Copyright (C) 2022 Shichu Yang | |
| 449a30ed SY |
6 | */ |
| 7 | ||
| 8 | #ifndef _ZEBRA_TC_NETLINK_H | |
| 9 | #define _ZEBRA_TC_NETLINK_H | |
| 10 | ||
| 11 | #ifdef HAVE_NETLINK | |
| 12 | ||
| 13 | #ifdef __cplusplus | |
| 14 | extern "C" { | |
| 15 | #endif | |
| 16 | ||
| 17 | /* Represent a prefixed address in flower filter */ | |
| 18 | ||
| 19 | struct inet_prefix { | |
| 20 | uint16_t flags; | |
| 21 | uint16_t bytelen; | |
| 22 | uint16_t bitlen; | |
| 23 | uint16_t family; | |
| 24 | uint32_t data[64]; | |
| 25 | }; | |
| 26 | ||
| 27 | enum { | |
| 28 | PREFIXLEN_SPECIFIED = (1 << 0), | |
| 29 | ADDRTYPE_INET = (1 << 1), | |
| 30 | ADDRTYPE_UNSPEC = (1 << 2), | |
| 31 | ADDRTYPE_MULTI = (1 << 3), | |
| 32 | ||
| 33 | ADDRTYPE_INET_UNSPEC = ADDRTYPE_INET | ADDRTYPE_UNSPEC, | |
| 34 | ADDRTYPE_INET_MULTI = ADDRTYPE_INET | ADDRTYPE_MULTI | |
| 35 | }; | |
| 36 | ||
| 37 | extern enum netlink_msg_status | |
| c317d3f2 SY |
38 | netlink_put_tc_qdisc_update_msg(struct nl_batch *bth, |
| 39 | struct zebra_dplane_ctx *ctx); | |
| 40 | extern enum netlink_msg_status | |
| 41 | netlink_put_tc_class_update_msg(struct nl_batch *bth, | |
| 42 | struct zebra_dplane_ctx *ctx); | |
| 43 | extern enum netlink_msg_status | |
| 44 | netlink_put_tc_filter_update_msg(struct nl_batch *bth, | |
| 45 | struct zebra_dplane_ctx *ctx); | |
| 46 | ||
| 47 | /** | |
| 48 | * "filter" & "class" in the following become "tfilter" & "tclass" for | |
| 49 | * the sake of consistency with kernel message types (RTM_NEWTFILTER etc.) | |
| 50 | */ | |
| 51 | ||
| 52 | extern int netlink_qdisc_read(struct zebra_ns *zns); | |
| 53 | extern int netlink_tfilter_read_for_interface(struct zebra_ns *zns, | |
| 54 | ifindex_t ifindex); | |
| 55 | ||
| 56 | extern int netlink_tfilter_change(struct nlmsghdr *h, ns_id_t ns_id, | |
| 57 | int startup); | |
| 58 | extern int netlink_tclass_change(struct nlmsghdr *h, ns_id_t ns_id, | |
| 59 | int startup); | |
| 60 | extern int netlink_qdisc_change(struct nlmsghdr *h, ns_id_t ns_id, int startup); | |
| 61 | ||
| 449a30ed SY |
62 | |
| 63 | #ifdef __cplusplus | |
| 64 | } | |
| 65 | #endif | |
| 66 | ||
| 67 | #endif /* HAVE_NETLINK */ | |
| 68 | ||
| 69 | #endif /* _ZEBRA_TC_NETLINK_H */ |