_KDBUS_ITEM_NULL,
/* Filled in by userspace */
- KDBUS_ITEM_PAYLOAD_VEC, /* .data_vec, reference to memory area */
+ _KDBUS_ITEM_USER_BASE = 1,
+ KDBUS_ITEM_PAYLOAD_VEC = 1,/* .data_vec, reference to memory area */
KDBUS_ITEM_PAYLOAD_OFF, /* .data_vec, reference to memory area */
KDBUS_ITEM_PAYLOAD_MEMFD, /* file descriptor of a special data file */
KDBUS_ITEM_FDS, /* .data_fds of file descriptors */
KDBUS_ITEM_PRIORITY, /* queue priority for message */
/* Filled in by kernelspace */
+ _KDBUS_ITEM_ATTACH_BASE = 0x400,
KDBUS_ITEM_NAMES = 0x400,/* NUL separated string list with well-known names of source */
KDBUS_ITEM_TIMESTAMP, /* .timestamp */
KDBUS_ITEM_AUDIT, /* .audit */
/* Special messages from kernel, consisting of one and only one of these data blocks */
+ _KDBUS_ITEM_KERNEL_BASE = 0x800,
KDBUS_ITEM_NAME_ADD = 0x800,/* .name_change */
KDBUS_ITEM_NAME_REMOVE, /* .name_change */
KDBUS_ITEM_NAME_CHANGE, /* .name_change */