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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Private header file for the zebra FPM module.
*
* Copyright (C) 2012 by Open Source Routing.
* Copyright (C) 2012 by Internet Systems Consortium, Inc. ("ISC")
*/
#ifndef _ZEBRA_FPM_PRIVATE_H
#define _ZEBRA_FPM_PRIVATE_H
#include "zebra/debug.h"
#ifdef __cplusplus
extern "C" {
#endif
#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L
#define zfpm_debug(...) \
do { \
if (IS_ZEBRA_DEBUG_FPM) \
zlog_debug("FPM: " __VA_ARGS__); \
} while (0)
#elif defined __GNUC__
#define zfpm_debug(_args...) \
do { \
if (IS_ZEBRA_DEBUG_FPM) \
zlog_debug("FPM: " _args); \
} while (0)
#else
static inline void zfpm_debug(const char *format, ...)
{
return;
}
#endif
/* This structure contains the MAC addresses enqueued for FPM processing. */
struct fpm_mac_info_t {
struct ethaddr macaddr;
uint32_t zebra_flags; /* Could be used to build FPM messages */
vni_t vni;
ifindex_t vxlan_if;
ifindex_t svi_if; /* L2 or L3 Bridge interface */
struct in_addr r_vtep_ip; /* Remote VTEP IP */
/* Linkage to put MAC on the FPM processing queue. */
TAILQ_ENTRY(fpm_mac_info_t) fpm_mac_q_entries;
uint8_t fpm_flags;
#define ZEBRA_MAC_UPDATE_FPM 0x1 /* This flag indicates if we want to upadte
* data plane for this MAC. If a MAC is added
* and then deleted immediately, we do not want
* to update data plane for such operation.
* Unset the ZEBRA_MAC_UPDATE_FPM flag in this
* case. FPM thread while processing the queue
* node will check this flag and dequeue the
* node silently without sending any update to
* the data plane.
*/
#define ZEBRA_MAC_DELETE_FPM 0x2 /* This flag is set if it is a delete operation
* for the MAC.
*/
};
/*
* Externs
*/
extern int zfpm_netlink_encode_route(int cmd, rib_dest_t *dest,
struct route_entry *re, char *in_buf,
size_t in_buf_len);
extern int zfpm_protobuf_encode_route(rib_dest_t *dest, struct route_entry *re,
uint8_t *in_buf, size_t in_buf_len);
extern int zfpm_netlink_encode_mac(struct fpm_mac_info_t *mac, char *in_buf,
size_t in_buf_len);
extern struct route_entry *zfpm_route_for_update(rib_dest_t *dest);
extern union g_addr ipv4ll_gateway;
#ifdef __cplusplus
}
#endif
#endif /* _ZEBRA_FPM_PRIVATE_H */
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