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| author | Patrick McHardy <kaber@trash.net> | 2007-06-13 23:03:51 +0400 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-07-11 09:14:20 +0400 |
| commit | 38f7b870d4a6a5d3ec21557e849620cb7d032965 (patch) | |
| tree | a3a35058298554a87f90b8bd1694cac5c5a1eaa6 /include/net/rtnetlink.h | |
| parent | 0157f60c0caea24fa8347f4c0ed53297c412fce1 (diff) | |
| download | linux-38f7b870d4a6a5d3ec21557e849620cb7d032965.tar.xz | |
[RTNETLINK]: Link creation API
Add rtnetlink API for creating, changing and deleting software devices.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/rtnetlink.h')
| -rw-r--r-- | include/net/rtnetlink.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h index 3b3d4745618d..3861c05cdf0f 100644 --- a/include/net/rtnetlink.h +++ b/include/net/rtnetlink.h @@ -22,4 +22,62 @@ static inline int rtnl_msg_family(struct nlmsghdr *nlh) return AF_UNSPEC; } +/** + * struct rtnl_link_ops - rtnetlink link operations + * + * @list: Used internally + * @kind: Identifier + * @maxtype: Highest device specific netlink attribute number + * @policy: Netlink policy for device specific attribute validation + * @validate: Optional validation function for netlink/changelink parameters + * @priv_size: sizeof net_device private space + * @setup: net_device setup function + * @newlink: Function for configuring and registering a new device + * @changelink: Function for changing parameters of an existing device + * @dellink: Function to remove a device + * @get_size: Function to calculate required room for dumping device + * specific netlink attributes + * @fill_info: Function to dump device specific netlink attributes + * @get_xstats_size: Function to calculate required room for dumping devic + * specific statistics + * @fill_xstats: Function to dump device specific statistics + */ +struct rtnl_link_ops { + struct list_head list; + + const char *kind; + + size_t priv_size; + void (*setup)(struct net_device *dev); + + int maxtype; + const struct nla_policy *policy; + int (*validate)(struct nlattr *tb[], + struct nlattr *data[]); + + int (*newlink)(struct net_device *dev, + struct nlattr *tb[], + struct nlattr *data[]); + int (*changelink)(struct net_device *dev, + struct nlattr *tb[], + struct nlattr *data[]); + void (*dellink)(struct net_device *dev); + + size_t (*get_size)(const struct net_device *dev); + int (*fill_info)(struct sk_buff *skb, + const struct net_device *dev); + + size_t (*get_xstats_size)(const struct net_device *dev); + int (*fill_xstats)(struct sk_buff *skb, + const struct net_device *dev); +}; + +extern int __rtnl_link_register(struct rtnl_link_ops *ops); +extern void __rtnl_link_unregister(struct rtnl_link_ops *ops); + +extern int rtnl_link_register(struct rtnl_link_ops *ops); +extern void rtnl_link_unregister(struct rtnl_link_ops *ops); + +#define MODULE_ALIAS_RTNL_LINK(kind) MODULE_ALIAS("rtnl-link-" kind) + #endif |