interface.h

/*
 * Copyright (C) 2024 TDT AG <development@tdt.de>
 *
 * This is free software, licensed under the GNU General Public License v2.
 * See https://www.gnu.org/licenses/gpl-2.0.txt for more information.
 *
 */

#ifndef _INTERFACE_H
#define _INTERFACE_H

#include <libubox/list.h>
#include <libubox/blobmsg.h>
#include <uci_blob.h>

enum interface_state {
	IFACE_STATE_UNKNOWN,
	IFACE_STATE_DOWN,
	IFACE_STATE_NO_DEFAULT_ROUTE,
	IFACE_STATE_UP,
	IFACE_STATE_OFFLINE,
	IFACE_STATE_ONLINE
};

struct interface {
	struct list_head list;
	char *name;
	char *device;
	enum interface_state state;

	/* tracking targets */
	int interval;
	struct list_head targets;
};

enum {
	IFACE_ATTR_INTERFACE,
	IFACE_ATTR_ENABLED,
	IFACE_ATTR_INTERVAL,
	IFACE_ATTR_TRACKING_IPS,
	__IFACE_ATTR_MAX,
};

static const struct blobmsg_policy interface_attrs[__IFACE_ATTR_MAX] = {
	[IFACE_ATTR_INTERFACE] = { .name = "interface", .type = BLOBMSG_TYPE_STRING },
	[IFACE_ATTR_ENABLED] = { .name = "enabled", .type = BLOBMSG_TYPE_BOOL },
	[IFACE_ATTR_INTERVAL] = { .name = "interval", .type = BLOBMSG_TYPE_INT32 },
	[IFACE_ATTR_TRACKING_IPS] = { .name = "track_ip", .type = BLOBMSG_TYPE_ARRAY },
};

static const struct uci_blob_param_list interface_attr_list = {
	.n_params = ARRAY_SIZE(interface_attrs),
	.params = interface_attrs,
};

void interface_notify(const char *interface, const char *action);
void interface_get_status(const char *interface, struct blob_buf *b);

int interfaces_init(void);
void interfaces_done(void);

#endif /* _INTERFACE_H */