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// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) B.A.T.M.A.N. contributors:
*
* Linus Lüssing <linus.luessing@c0d3.blue>
*
* License-Filename: LICENSES/preferred/GPL-2.0
*/
#include "main.h"
#include <errno.h>
#include <linux/genetlink.h>
#include <netlink/genl/genl.h>
#include "batman_adv.h"
#include "netlink.h"
#include "sys.h"
static struct simple_boolean_data multicast_forceflood;
static int print_multicast_forceflood(struct nl_msg *msg, void *arg)
{
struct nlattr *attrs[BATADV_ATTR_MAX + 1];
struct nlmsghdr *nlh = nlmsg_hdr(msg);
struct genlmsghdr *ghdr;
int *result = arg;
if (!genlmsg_valid_hdr(nlh, 0))
return NL_OK;
ghdr = nlmsg_data(nlh);
if (nla_parse(attrs, BATADV_ATTR_MAX, genlmsg_attrdata(ghdr, 0),
genlmsg_len(ghdr), batadv_netlink_policy)) {
return NL_OK;
}
if (!attrs[BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED])
return NL_OK;
printf("%s\n",
nla_get_u8(attrs[BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED]) ? "enabled" : "disabled");
*result = 0;
return NL_STOP;
}
static int get_multicast_forceflood(struct state *state)
{
return sys_simple_nlquery(state, BATADV_CMD_GET_MESH,
NULL, print_multicast_forceflood);
}
static int set_attrs_multicast_forceflood(struct nl_msg *msg, void *arg)
{
struct state *state = arg;
struct settings_data *settings = state->cmd->arg;
struct simple_boolean_data *data = settings->data;
nla_put_u8(msg, BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED, data->val);
return 0;
}
static int set_multicast_forceflood(struct state *state)
{
return sys_simple_nlquery(state, BATADV_CMD_SET_MESH,
set_attrs_multicast_forceflood, NULL);
}
static struct settings_data batctl_settings_multicast_forceflood = {
.data = &multicast_forceflood,
.parse = parse_simple_boolean,
.netlink_get = get_multicast_forceflood,
.netlink_set = set_multicast_forceflood,
};
COMMAND_NAMED(SUBCOMMAND_MIF, multicast_forceflood, "mff", handle_sys_setting,
COMMAND_FLAG_MESH_IFACE | COMMAND_FLAG_NETLINK | COMMAND_FLAG_INVERSE,
&batctl_settings_multicast_forceflood,
"[0|1] \tdisplay or modify multicast_forceflood setting");
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