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      1 #ifndef __LINUX_GENERIC_NETLINK_H
      2 #define __LINUX_GENERIC_NETLINK_H
      3 
      4 #include <linux/types.h>
      5 #include <linux/netlink.h>
      6 
      7 #define GENL_NAMSIZ	16	/* length of family name */
      8 
      9 #define GENL_MIN_ID	NLMSG_MIN_TYPE
     10 #define GENL_MAX_ID	1023
     11 
     12 struct genlmsghdr {
     13 	__u8	cmd;
     14 	__u8	version;
     15 	__u16	reserved;
     16 };
     17 
     18 #define GENL_HDRLEN	NLMSG_ALIGN(sizeof(struct genlmsghdr))
     19 
     20 #define GENL_ADMIN_PERM		0x01
     21 #define GENL_CMD_CAP_DO		0x02
     22 #define GENL_CMD_CAP_DUMP	0x04
     23 #define GENL_CMD_CAP_HASPOL	0x08
     24 
     25 /*
     26  * List of reserved static generic netlink identifiers:
     27  */
     28 #define GENL_ID_GENERATE	0
     29 #define GENL_ID_CTRL		NLMSG_MIN_TYPE
     30 #define GENL_ID_VFS_DQUOT	(NLMSG_MIN_TYPE + 1)
     31 #define GENL_ID_PMCRAID		(NLMSG_MIN_TYPE + 2)
     32 
     33 /**************************************************************************
     34  * Controller
     35  **************************************************************************/
     36 
     37 enum {
     38 	CTRL_CMD_UNSPEC,
     39 	CTRL_CMD_NEWFAMILY,
     40 	CTRL_CMD_DELFAMILY,
     41 	CTRL_CMD_GETFAMILY,
     42 	CTRL_CMD_NEWOPS,
     43 	CTRL_CMD_DELOPS,
     44 	CTRL_CMD_GETOPS,
     45 	CTRL_CMD_NEWMCAST_GRP,
     46 	CTRL_CMD_DELMCAST_GRP,
     47 	CTRL_CMD_GETMCAST_GRP, /* unused */
     48 	__CTRL_CMD_MAX,
     49 };
     50 
     51 #define CTRL_CMD_MAX (__CTRL_CMD_MAX - 1)
     52 
     53 enum {
     54 	CTRL_ATTR_UNSPEC,
     55 	CTRL_ATTR_FAMILY_ID,
     56 	CTRL_ATTR_FAMILY_NAME,
     57 	CTRL_ATTR_VERSION,
     58 	CTRL_ATTR_HDRSIZE,
     59 	CTRL_ATTR_MAXATTR,
     60 	CTRL_ATTR_OPS,
     61 	CTRL_ATTR_MCAST_GROUPS,
     62 	__CTRL_ATTR_MAX,
     63 };
     64 
     65 #define CTRL_ATTR_MAX (__CTRL_ATTR_MAX - 1)
     66 
     67 enum {
     68 	CTRL_ATTR_OP_UNSPEC,
     69 	CTRL_ATTR_OP_ID,
     70 	CTRL_ATTR_OP_FLAGS,
     71 	__CTRL_ATTR_OP_MAX,
     72 };
     73 
     74 #define CTRL_ATTR_OP_MAX (__CTRL_ATTR_OP_MAX - 1)
     75 
     76 enum {
     77 	CTRL_ATTR_MCAST_GRP_UNSPEC,
     78 	CTRL_ATTR_MCAST_GRP_NAME,
     79 	CTRL_ATTR_MCAST_GRP_ID,
     80 	__CTRL_ATTR_MCAST_GRP_MAX,
     81 };
     82 
     83 #define CTRL_ATTR_MCAST_GRP_MAX (__CTRL_ATTR_MCAST_GRP_MAX - 1)
     84 
     85 
     86 #endif /* __LINUX_GENERIC_NETLINK_H */
     87