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#include <linux/notifier.h>
#include <linux/socket.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <net/net_namespace.h>
#include <net/fib_notifier.h>
#include <net/netns/ipv6.h>
#include <net/ip6_fib.h>
int call_fib6_notifier(struct notifier_block *nb,
enum fib_event_type event_type,
struct fib_notifier_info *info)
{
info->family = AF_INET6;
return call_fib_notifier(nb, event_type, info);
}
int call_fib6_notifiers(struct net *net, enum fib_event_type event_type,
struct fib_notifier_info *info)
{
info->family = AF_INET6;
return call_fib_notifiers(net, event_type, info);
}
static unsigned int fib6_seq_read(struct net *net)
{
return fib6_tables_seq_read(net) + fib6_rules_seq_read(net);
}
static int fib6_dump(struct net *net, struct notifier_block *nb)
{
int err;
err = fib6_rules_dump(net, nb);
if (err)
return err;
return fib6_tables_dump(net, nb);
}
static const struct fib_notifier_ops fib6_notifier_ops_template = {
.family = AF_INET6,
.fib_seq_read = fib6_seq_read,
.fib_dump = fib6_dump,
.owner = THIS_MODULE,
};
int __net_init fib6_notifier_init(struct net *net)
{
struct fib_notifier_ops *ops;
ops = fib_notifier_ops_register(&fib6_notifier_ops_template, net);
if (IS_ERR(ops))
return PTR_ERR(ops);
net->ipv6.notifier_ops = ops;
return 0;
}
void __net_exit fib6_notifier_exit(struct net *net)
{
fib_notifier_ops_unregister(net->ipv6.notifier_ops);
}
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