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acddc0ed3c
Done with a combination of regex'ing and banging my head against a wall. Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
139 lines
2.2 KiB
C
139 lines
2.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Traffic Control (TC) main header
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* Copyright (C) 2022 Shichu Yang
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*/
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#ifndef _TC_H
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#define _TC_H
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#include <zebra.h>
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#include "stream.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define TC_STR "Traffic Control\n"
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/* qdisc definitions */
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/* qdisc kind (same as class kinds) */
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enum tc_qdisc_kind {
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TC_QDISC_UNSPEC,
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TC_QDISC_HTB,
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TC_QDISC_NOQUEUE,
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};
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struct tc_qdisc_htb {
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/* currently no members */
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};
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struct tc_qdisc {
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ifindex_t ifindex;
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enum tc_qdisc_kind kind;
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union {
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struct tc_qdisc_htb htb;
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} u;
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};
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/* class definitions */
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/* since classes share the same kinds of qdisc, duplicates omitted */
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struct tc_class_htb {
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uint64_t rate;
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uint64_t ceil;
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};
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struct tc_class {
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ifindex_t ifindex;
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uint32_t handle;
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enum tc_qdisc_kind kind;
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union {
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struct tc_class_htb htb;
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} u;
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};
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/* filter definitions */
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/* filter kinds */
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enum tc_filter_kind {
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TC_FILTER_UNSPEC,
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TC_FILTER_BPF,
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TC_FILTER_FLOW,
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TC_FILTER_FLOWER,
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TC_FILTER_U32,
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};
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struct tc_bpf {
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/* TODO: fill in */
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};
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struct tc_flow {
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/* TODO: fill in */
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};
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struct tc_flower {
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uint32_t classid;
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#define TC_FLOWER_IP_PROTOCOL (1 << 0)
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#define TC_FLOWER_SRC_IP (1 << 1)
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#define TC_FLOWER_DST_IP (1 << 2)
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#define TC_FLOWER_SRC_PORT (1 << 3)
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#define TC_FLOWER_DST_PORT (1 << 4)
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#define TC_FLOWER_DSFIELD (1 << 5)
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uint32_t filter_bm;
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uint8_t ip_proto;
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struct prefix src_ip;
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struct prefix dst_ip;
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uint16_t src_port_min;
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uint16_t src_port_max;
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uint16_t dst_port_min;
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uint16_t dst_port_max;
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uint8_t dsfield;
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uint8_t dsfield_mask;
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};
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struct tc_u32 {
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/* TODO: fill in */
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};
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struct tc_filter {
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ifindex_t ifindex;
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uint32_t handle;
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uint32_t priority;
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uint16_t protocol;
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enum tc_filter_kind kind;
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union {
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struct tc_bpf bpf;
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struct tc_flow flow;
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struct tc_flower flower;
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struct tc_u32 u32;
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} u;
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};
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extern int tc_getrate(const char *str, uint64_t *rate);
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extern int zapi_tc_qdisc_encode(uint8_t cmd, struct stream *s,
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struct tc_qdisc *qdisc);
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extern int zapi_tc_class_encode(uint8_t cmd, struct stream *s,
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struct tc_class *class);
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extern int zapi_tc_filter_encode(uint8_t cmd, struct stream *s,
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struct tc_filter *filter);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TC_H */
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