addrconf.h (a976c2951d8f376112361830aa7762beff83a205) addrconf.h (1be9246077f6bb1583f9347c599480621d63c66a)
1#ifndef _ADDRCONF_H
2#define _ADDRCONF_H
3
4#define MAX_RTR_SOLICITATIONS -1 /* unlimited */
5#define RTR_SOLICITATION_INTERVAL (4*HZ)
6#define RTR_SOLICITATION_MAX_INTERVAL (3600*HZ) /* 1 hour */
7
8#define MIN_VALID_LIFETIME (2*3600) /* 2 hours */

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43#endif
44 __be32 valid;
45 __be32 prefered;
46 __be32 reserved2;
47
48 struct in6_addr prefix;
49};
50
1#ifndef _ADDRCONF_H
2#define _ADDRCONF_H
3
4#define MAX_RTR_SOLICITATIONS -1 /* unlimited */
5#define RTR_SOLICITATION_INTERVAL (4*HZ)
6#define RTR_SOLICITATION_MAX_INTERVAL (3600*HZ) /* 1 hour */
7
8#define MIN_VALID_LIFETIME (2*3600) /* 2 hours */

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43#endif
44 __be32 valid;
45 __be32 prefered;
46 __be32 reserved2;
47
48 struct in6_addr prefix;
49};
50
51
52#include <linux/netdevice.h>
53#include <net/if_inet6.h>
54#include <net/ipv6.h>
55
51#include <linux/netdevice.h>
52#include <net/if_inet6.h>
53#include <net/ipv6.h>
54
55struct in6_validator_info {
56 struct in6_addr i6vi_addr;
57 struct inet6_dev *i6vi_dev;
58};
59
56#define IN6_ADDR_HSIZE_SHIFT 4
57#define IN6_ADDR_HSIZE (1 << IN6_ADDR_HSIZE_SHIFT)
58
59int addrconf_init(void);
60void addrconf_cleanup(void);
61
62int addrconf_add_ifaddr(struct net *net, void __user *arg);
63int addrconf_del_ifaddr(struct net *net, void __user *arg);

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273bool ipv6_chk_acast_addr_src(struct net *net, struct net_device *dev,
274 const struct in6_addr *addr);
275
276/* Device notifier */
277int register_inet6addr_notifier(struct notifier_block *nb);
278int unregister_inet6addr_notifier(struct notifier_block *nb);
279int inet6addr_notifier_call_chain(unsigned long val, void *v);
280
60#define IN6_ADDR_HSIZE_SHIFT 4
61#define IN6_ADDR_HSIZE (1 << IN6_ADDR_HSIZE_SHIFT)
62
63int addrconf_init(void);
64void addrconf_cleanup(void);
65
66int addrconf_add_ifaddr(struct net *net, void __user *arg);
67int addrconf_del_ifaddr(struct net *net, void __user *arg);

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277bool ipv6_chk_acast_addr_src(struct net *net, struct net_device *dev,
278 const struct in6_addr *addr);
279
280/* Device notifier */
281int register_inet6addr_notifier(struct notifier_block *nb);
282int unregister_inet6addr_notifier(struct notifier_block *nb);
283int inet6addr_notifier_call_chain(unsigned long val, void *v);
284
285int register_inet6addr_validator_notifier(struct notifier_block *nb);
286int unregister_inet6addr_validator_notifier(struct notifier_block *nb);
287int inet6addr_validator_notifier_call_chain(unsigned long val, void *v);
288
281void inet6_netconf_notify_devconf(struct net *net, int event, int type,
282 int ifindex, struct ipv6_devconf *devconf);
283
284/**
285 * __in6_dev_get - get inet6_dev pointer from netdevice
286 * @dev: network device
287 *
288 * Caller must hold rcu_read_lock or RTNL, because this function

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303 */
304static inline struct inet6_dev *in6_dev_get(const struct net_device *dev)
305{
306 struct inet6_dev *idev;
307
308 rcu_read_lock();
309 idev = rcu_dereference(dev->ip6_ptr);
310 if (idev)
289void inet6_netconf_notify_devconf(struct net *net, int event, int type,
290 int ifindex, struct ipv6_devconf *devconf);
291
292/**
293 * __in6_dev_get - get inet6_dev pointer from netdevice
294 * @dev: network device
295 *
296 * Caller must hold rcu_read_lock or RTNL, because this function

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311 */
312static inline struct inet6_dev *in6_dev_get(const struct net_device *dev)
313{
314 struct inet6_dev *idev;
315
316 rcu_read_lock();
317 idev = rcu_dereference(dev->ip6_ptr);
318 if (idev)
311 atomic_inc(&idev->refcnt);
319 refcount_inc(&idev->refcnt);
312 rcu_read_unlock();
313 return idev;
314}
315
316static inline struct neigh_parms *__in6_dev_nd_parms_get_rcu(const struct net_device *dev)
317{
318 struct inet6_dev *idev = __in6_dev_get(dev);
319
320 return idev ? idev->nd_parms : NULL;
321}
322
323void in6_dev_finish_destroy(struct inet6_dev *idev);
324
325static inline void in6_dev_put(struct inet6_dev *idev)
326{
320 rcu_read_unlock();
321 return idev;
322}
323
324static inline struct neigh_parms *__in6_dev_nd_parms_get_rcu(const struct net_device *dev)
325{
326 struct inet6_dev *idev = __in6_dev_get(dev);
327
328 return idev ? idev->nd_parms : NULL;
329}
330
331void in6_dev_finish_destroy(struct inet6_dev *idev);
332
333static inline void in6_dev_put(struct inet6_dev *idev)
334{
327 if (atomic_dec_and_test(&idev->refcnt))
335 if (refcount_dec_and_test(&idev->refcnt))
328 in6_dev_finish_destroy(idev);
329}
330
331static inline void __in6_dev_put(struct inet6_dev *idev)
332{
336 in6_dev_finish_destroy(idev);
337}
338
339static inline void __in6_dev_put(struct inet6_dev *idev)
340{
333 atomic_dec(&idev->refcnt);
341 refcount_dec(&idev->refcnt);
334}
335
336static inline void in6_dev_hold(struct inet6_dev *idev)
337{
342}
343
344static inline void in6_dev_hold(struct inet6_dev *idev)
345{
338 atomic_inc(&idev->refcnt);
346 refcount_inc(&idev->refcnt);
339}
340
341void inet6_ifa_finish_destroy(struct inet6_ifaddr *ifp);
342
343static inline void in6_ifa_put(struct inet6_ifaddr *ifp)
344{
345 if (atomic_dec_and_test(&ifp->refcnt))
346 inet6_ifa_finish_destroy(ifp);

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348
349void inet6_ifa_finish_destroy(struct inet6_ifaddr *ifp);
350
351static inline void in6_ifa_put(struct inet6_ifaddr *ifp)
352{
353 if (atomic_dec_and_test(&ifp->refcnt))
354 inet6_ifa_finish_destroy(ifp);

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