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Diffstat (limited to 'include/linux/netlink.h')
-rw-r--r--include/linux/netlink.h24
1 files changed, 21 insertions, 3 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 83d8239f0cc..7c1f3b1d2ee 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -27,6 +27,8 @@
#define MAX_LINKS 32
+struct net;
+
struct sockaddr_nl
{
sa_family_t nl_family; /* AF_NETLINK */
@@ -129,6 +131,20 @@ struct nlattr
__u16 nla_type;
};
+/*
+ * nla_type (16 bits)
+ * +---+---+-------------------------------+
+ * | N | O | Attribute Type |
+ * +---+---+-------------------------------+
+ * N := Carries nested attributes
+ * O := Payload stored in network byte order
+ *
+ * Note: The N and O flag are mutually exclusive.
+ */
+#define NLA_F_NESTED (1 << 15)
+#define NLA_F_NET_BYTEORDER (1 << 14)
+#define NLA_TYPE_MASK ~(NLA_F_NESTED | NLA_F_NET_BYTEORDER)
+
#define NLA_ALIGNTO 4
#define NLA_ALIGN(len) (((len) + NLA_ALIGNTO - 1) & ~(NLA_ALIGNTO - 1))
#define NLA_HDRLEN ((int) NLA_ALIGN(sizeof(struct nlattr)))
@@ -157,8 +173,9 @@ struct netlink_skb_parms
#define NETLINK_CREDS(skb) (&NETLINK_CB((skb)).creds)
-extern struct sock *netlink_kernel_create(int unit, unsigned int groups,
- void (*input)(struct sock *sk, int len),
+extern struct sock *netlink_kernel_create(struct net *net,
+ int unit,unsigned int groups,
+ void (*input)(struct sk_buff *skb),
struct mutex *cb_mutex,
struct module *module);
extern int netlink_change_ngroups(struct sock *sk, unsigned int groups);
@@ -177,7 +194,7 @@ struct sock *netlink_getsockbyfilp(struct file *filp);
int netlink_attachskb(struct sock *sk, struct sk_buff *skb, int nonblock,
long timeo, struct sock *ssk);
void netlink_detachskb(struct sock *sk, struct sk_buff *skb);
-int netlink_sendskb(struct sock *sk, struct sk_buff *skb, int protocol);
+int netlink_sendskb(struct sock *sk, struct sk_buff *skb);
/*
* skb should fit one page. This choice is good for headerless malloc.
@@ -206,6 +223,7 @@ struct netlink_callback
struct netlink_notify
{
+ struct net *net;
int pid;
int protocol;
};