summaryrefslogtreecommitdiff
path: root/include/net/netlink.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/net/netlink.h')
-rw-r--r--include/net/netlink.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/include/net/netlink.h b/include/net/netlink.h
index e010ee8da41d..2a5dbcc90d1c 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -4,6 +4,7 @@
#include <linux/types.h>
#include <linux/netlink.h>
#include <linux/jiffies.h>
+#include <linux/in6.h>
/* ========================================================================
* Netlink Messages and Attributes Interface (As Seen On TV)
@@ -105,6 +106,8 @@
* nla_put_string(skb, type, str) add string attribute to skb
* nla_put_flag(skb, type) add flag attribute to skb
* nla_put_msecs(skb, type, jiffies) add msecs attribute to skb
+ * nla_put_in_addr(skb, type, addr) add IPv4 address attribute to skb
+ * nla_put_in6_addr(skb, type, addr) add IPv6 address attribute to skb
*
* Nested Attributes Construction:
* nla_nest_start(skb, type) start a nested attribute
@@ -957,6 +960,32 @@ static inline int nla_put_msecs(struct sk_buff *skb, int attrtype,
}
/**
+ * nla_put_in_addr - Add an IPv4 address netlink attribute to a socket
+ * buffer
+ * @skb: socket buffer to add attribute to
+ * @attrtype: attribute type
+ * @addr: IPv4 address
+ */
+static inline int nla_put_in_addr(struct sk_buff *skb, int attrtype,
+ __be32 addr)
+{
+ return nla_put_be32(skb, attrtype, addr);
+}
+
+/**
+ * nla_put_in6_addr - Add an IPv6 address netlink attribute to a socket
+ * buffer
+ * @skb: socket buffer to add attribute to
+ * @attrtype: attribute type
+ * @addr: IPv6 address
+ */
+static inline int nla_put_in6_addr(struct sk_buff *skb, int attrtype,
+ const struct in6_addr *addr)
+{
+ return nla_put(skb, attrtype, sizeof(*addr), addr);
+}
+
+/**
* nla_get_u32 - return payload of u32 attribute
* @nla: u32 netlink attribute
*/
@@ -1099,6 +1128,27 @@ static inline unsigned long nla_get_msecs(const struct nlattr *nla)
}
/**
+ * nla_get_in_addr - return payload of IPv4 address attribute
+ * @nla: IPv4 address netlink attribute
+ */
+static inline __be32 nla_get_in_addr(const struct nlattr *nla)
+{
+ return *(__be32 *) nla_data(nla);
+}
+
+/**
+ * nla_get_in6_addr - return payload of IPv6 address attribute
+ * @nla: IPv6 address netlink attribute
+ */
+static inline struct in6_addr nla_get_in6_addr(const struct nlattr *nla)
+{
+ struct in6_addr tmp;
+
+ nla_memcpy(&tmp, nla, sizeof(tmp));
+ return tmp;
+}
+
+/**
* nla_nest_start - Start a new level of nested attributes
* @skb: socket buffer to add attributes to
* @attrtype: attribute type of container