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-rw-r--r--include/net/genetlink.h31
1 files changed, 24 insertions, 7 deletions
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 797c18b..7fd131c 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -79,34 +79,51 @@ extern struct sock *genl_sock;
* @skb: socket buffer holding the message
* @pid: netlink pid the message is addressed to
* @seq: sequence number (usually the one of the sender)
- * @type: netlink message type
- * @hdrlen: length of the user specific header
+ * @family: generic netlink family
* @flags netlink message flags
* @cmd: generic netlink command
- * @version: version
*
* Returns pointer to user specific header
*/
static inline void *genlmsg_put(struct sk_buff *skb, u32 pid, u32 seq,
- int type, int hdrlen, int flags,
- u8 cmd, u8 version)
+ struct genl_family *family, int flags, u8 cmd)
{
struct nlmsghdr *nlh;
struct genlmsghdr *hdr;
- nlh = nlmsg_put(skb, pid, seq, type, GENL_HDRLEN + hdrlen, flags);
+ nlh = nlmsg_put(skb, pid, seq, family->id, GENL_HDRLEN +
+ family->hdrsize, flags);
if (nlh == NULL)
return NULL;
hdr = nlmsg_data(nlh);
hdr->cmd = cmd;
- hdr->version = version;
+ hdr->version = family->version;
hdr->reserved = 0;
return (char *) hdr + GENL_HDRLEN;
}
/**
+ * genlmsg_put_reply - Add generic netlink header to a reply message
+ * @skb: socket buffer holding the message
+ * @info: receiver info
+ * @family: generic netlink family
+ * @flags: netlink message flags
+ * @cmd: generic netlink command
+ *
+ * Returns pointer to user specific header
+ */
+static inline void *genlmsg_put_reply(struct sk_buff *skb,
+ struct genl_info *info,
+ struct genl_family *family,
+ int flags, u8 cmd)
+{
+ return genlmsg_put(skb, info->snd_pid, info->snd_seq, family,
+ flags, cmd);
+}
+
+/**
* genlmsg_end - Finalize a generic netlink message
* @skb: socket buffer the message is stored in
* @hdr: user specific header
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