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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Zebra NS header
* Copyright (C) 2016 Cumulus Networks, Inc.
* Donald Sharp
*/
#if !defined(__ZEBRA_NS_H__)
#define __ZEBRA_NS_H__
#include <lib/ns.h>
#include <lib/vrf.h>
#include "zebra/rib.h"
#include "zebra/zebra_vrf.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_NETLINK
#include <linux/netlink.h>
/* Socket interface to kernel */
struct nlsock {
int sock;
int seq;
struct sockaddr_nl snl;
char name[64];
uint8_t *buf;
size_t buflen;
};
#endif
struct zebra_ns {
/* net-ns name. */
char name[VRF_NAMSIZ];
/* Identifier. */
ns_id_t ns_id;
#ifdef HAVE_NETLINK
struct nlsock netlink; /* kernel messages */
struct nlsock netlink_cmd; /* command channel */
/* dplane system's channels: one for outgoing programming,
* for the FIB e.g., and one for incoming events from the OS.
*/
struct nlsock netlink_dplane_out;
struct nlsock netlink_dplane_in;
struct event *t_netlink;
struct nlsock ge_netlink_cmd; /* command channel for generic netlink */
#endif
struct route_table *if_table;
/* Back pointer */
struct ns *ns;
};
struct zebra_ns *zebra_ns_lookup(ns_id_t ns_id);
int zebra_ns_init(void);
int zebra_ns_enable(ns_id_t ns_id, void **info);
int zebra_ns_disabled(struct ns *ns);
int zebra_ns_early_shutdown(struct ns *ns,
void *param_in __attribute__((unused)),
void **param_out __attribute__((unused)));
int zebra_ns_final_shutdown(struct ns *ns,
void *param_in __attribute__((unused)),
void **param_out __attribute__((unused)));
void zebra_ns_startup_continue(struct zebra_dplane_ctx *ctx);
#ifdef __cplusplus
}
#endif
#endif
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