char name[GENL_NAMSIZ];
unsigned int version;
unsigned int maxattr;
- struct module * owner;
struct nlattr ** attrbuf; /* private */
struct list_head ops_list; /* private */
struct list_head family_list; /* private */
};
-#define GENL_ADMIN_PERM 0x01
-
/**
* struct genl_info - receiving information
* @snd_seq: sending sequence number
*/
struct genl_ops
{
- unsigned int cmd;
+ u8 cmd;
unsigned int flags;
struct nla_policy *policy;
int (*doit)(struct sk_buff *skb,
* @skb: netlink message as socket buffer
* @pid: own netlink pid to avoid sending to yourself
* @group: multicast group id
+ * @flags: allocation flags
*/
static inline int genlmsg_multicast(struct sk_buff *skb, u32 pid,
- unsigned int group)
+ unsigned int group, gfp_t flags)
{
- return nlmsg_multicast(genl_sock, skb, pid, group);
+ return nlmsg_multicast(genl_sock, skb, pid, group, flags);
}
/**
return nlmsg_unicast(genl_sock, skb, pid);
}
+/**
+ * gennlmsg_data - head of message payload
+ * @gnlh: genetlink messsage header
+ */
+static inline void *genlmsg_data(const struct genlmsghdr *gnlh)
+{
+ return ((unsigned char *) gnlh + GENL_HDRLEN);
+}
+
+/**
+ * genlmsg_len - length of message payload
+ * @gnlh: genetlink message header
+ */
+static inline int genlmsg_len(const struct genlmsghdr *gnlh)
+{
+ struct nlmsghdr *nlh = (struct nlmsghdr *)((unsigned char *)gnlh -
+ NLMSG_HDRLEN);
+ return (nlh->nlmsg_len - GENL_HDRLEN - NLMSG_HDRLEN);
+}
+
+/**
+ * genlmsg_msg_size - length of genetlink message not including padding
+ * @payload: length of message payload
+ */
+static inline int genlmsg_msg_size(int payload)
+{
+ return GENL_HDRLEN + payload;
+}
+
+/**
+ * genlmsg_total_size - length of genetlink message including padding
+ * @payload: length of message payload
+ */
+static inline int genlmsg_total_size(int payload)
+{
+ return NLMSG_ALIGN(genlmsg_msg_size(payload));
+}
+
#endif /* __NET_GENERIC_NETLINK_H */