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