Files
xdp-project-bpf-examples/headers/xdp/prog_dispatcher.h
Toke Høiland-Jørgensen 4513664ca3 Initial import with encap-forward example
Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk>
2020-10-06 15:53:55 +02:00

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C

/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-clause) */
#ifndef __PROG_DISPATCHER_H
#define __PROG_DISPATCHER_H
#include <linux/types.h>
#define XDP_METADATA_SECTION "xdp_metadata"
#define XDP_DISPATCHER_VERSION 1
/* default retval for dispatcher corresponds to the highest bit in the
* chain_call_actions bitmap; we use this to make sure the dispatcher always
* continues the calls chain if a function does not have an freplace program
* attached.
*/
#define XDP_DISPATCHER_RETVAL 31
#ifndef MAX_DISPATCHER_ACTIONS
#define MAX_DISPATCHER_ACTIONS 10
#endif
struct xdp_dispatcher_config {
__u8 num_progs_enabled;
__u32 chain_call_actions[MAX_DISPATCHER_ACTIONS];
__u32 run_prios[MAX_DISPATCHER_ACTIONS];
};
#endif