#include <linux/netdevice.h>
#include <linux/rcupdate.h>
#include <linux/timer.h>
+#include <linux/sysctl.h>
struct ipv4_devconf
{
DECLARE_BITMAP(state, __NET_IPV4_CONF_MAX - 1);
};
-extern struct ipv4_devconf ipv4_devconf;
-
struct in_device
{
struct net_device *dev;
};
#define IPV4_DEVCONF(cnf, attr) ((cnf).data[NET_IPV4_CONF_ ## attr - 1])
-#define IPV4_DEVCONF_ALL(attr) IPV4_DEVCONF(ipv4_devconf, attr)
+#define IPV4_DEVCONF_ALL(net, attr) \
+ IPV4_DEVCONF((*(net)->ipv4.devconf_all), attr)
static inline int ipv4_devconf_get(struct in_device *in_dev, int index)
{
in_dev->cnf.data[index] = val;
}
+static inline void ipv4_devconf_setall(struct in_device *in_dev)
+{
+ bitmap_fill(in_dev->cnf.state, __NET_IPV4_CONF_MAX - 1);
+}
+
#define IN_DEV_CONF_GET(in_dev, attr) \
ipv4_devconf_get((in_dev), NET_IPV4_CONF_ ## attr)
#define IN_DEV_CONF_SET(in_dev, attr, val) \
ipv4_devconf_set((in_dev), NET_IPV4_CONF_ ## attr, (val))
#define IN_DEV_ANDCONF(in_dev, attr) \
- (IPV4_DEVCONF_ALL(attr) && IN_DEV_CONF_GET((in_dev), attr))
+ (IPV4_DEVCONF_ALL(in_dev->dev->nd_net, attr) && \
+ IN_DEV_CONF_GET((in_dev), attr))
#define IN_DEV_ORCONF(in_dev, attr) \
- (IPV4_DEVCONF_ALL(attr) || IN_DEV_CONF_GET((in_dev), attr))
+ (IPV4_DEVCONF_ALL(in_dev->dev->nd_net, attr) || \
+ IN_DEV_CONF_GET((in_dev), attr))
#define IN_DEV_MAXCONF(in_dev, attr) \
- (max(IPV4_DEVCONF_ALL(attr), IN_DEV_CONF_GET((in_dev), attr)))
+ (max(IPV4_DEVCONF_ALL(in_dev->dev->nd_net, attr), \
+ IN_DEV_CONF_GET((in_dev), attr)))
#define IN_DEV_FORWARD(in_dev) IN_DEV_CONF_GET((in_dev), FORWARDING)
-#define IN_DEV_MFORWARD(in_dev) (IPV4_DEVCONF_ALL(MC_FORWARDING) && \
- IPV4_DEVCONF((in_dev)->cnf, \
- MC_FORWARDING))
+#define IN_DEV_MFORWARD(in_dev) IN_DEV_ANDCONF((in_dev), MC_FORWARDING)
#define IN_DEV_RPFILTER(in_dev) IN_DEV_ANDCONF((in_dev), RP_FILTER)
#define IN_DEV_SOURCE_ROUTE(in_dev) IN_DEV_ANDCONF((in_dev), \
ACCEPT_SOURCE_ROUTE)
extern int register_inetaddr_notifier(struct notifier_block *nb);
extern int unregister_inetaddr_notifier(struct notifier_block *nb);
-extern struct net_device *ip_dev_find(__be32 addr);
+extern struct net_device *ip_dev_find(struct net *net, __be32 addr);
extern int inet_addr_onlink(struct in_device *in_dev, __be32 a, __be32 b);
extern int devinet_ioctl(unsigned int cmd, void __user *);
extern void devinet_init(void);
-extern struct in_device *inetdev_init(struct net_device *dev);
-extern struct in_device *inetdev_by_index(int);
+extern struct in_device *inetdev_by_index(struct net *, int);
extern __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope);
-extern __be32 inet_confirm_addr(const struct net_device *dev, __be32 dst, __be32 local, int scope);
+extern __be32 inet_confirm_addr(struct in_device *in_dev, __be32 dst, __be32 local, int scope);
extern struct in_ifaddr *inet_ifa_byprefix(struct in_device *in_dev, __be32 prefix, __be32 mask);
-extern void inet_forward_change(void);
static __inline__ int inet_ifa_match(__be32 addr, struct in_ifaddr *ifa)
{