#include <linux/types.h>
#endif
-#define KDBUS_IOC_MAGIC 0x95
+#define KDBUS_IOCTL_MAGIC 0x95
#define KDBUS_SRC_ID_KERNEL (0)
#define KDBUS_DST_ID_NAME (0)
#define KDBUS_MATCH_ID_ANY (~0ULL)
* respective reply carries the cookie
* in cookie_reply
* @KDBUS_MSG_FLAGS_SYNC_REPLY: Wait for destination connection to
- * reply to this message. The
- * KDBUS_CMD_MSG_SEND ioctl() will block
- * until the reply is received, and
- * offset_reply in struct kdbus_msg will
- * yield the offset in the sender's pool
- * where the reply can be found.
- * This flag is only valid if
- * @KDBUS_MSG_FLAGS_EXPECT_REPLY is set as
- * well.
+ * reply to this message. The
+ * KDBUS_CMD_MSG_SEND ioctl() will block
+ * until the reply is received, and
+ * offset_reply in struct kdbus_msg will
+ * yield the offset in the sender's pool
+ * where the reply can be found.
+ * This flag is only valid if
+ * @KDBUS_MSG_FLAGS_EXPECT_REPLY is set as
+ * well.
* @KDBUS_MSG_FLAGS_NO_AUTO_START: Do not start a service, if the addressed
* name is not currently active
*/
* @cookie_reply: A reply to the requesting message with the same
* cookie. The requesting connection can match its
* request and the reply with this value
- * @offset_reply: If KDBUS_MSG_FLAGS_WAIT_FOR_REPLY, this field will
+ * @offset_reply: If KDBUS_MSG_FLAGS_EXPECT_REPLY, this field will
* contain the offset in the sender's pool where the
* reply is stored.
* @items: A list of kdbus_items containing the message payload
* @KDBUS_RECV_DROP: Drop and free the next queued message and all
* its resources without actually receiving it.
* @KDBUS_RECV_USE_PRIORITY: Only de-queue messages with the specified or
- * higher priority (lowest values); if not set,
- * the priority value is ignored.
+ * higher priority (lowest values); if not set,
+ * the priority value is ignored.
*/
enum kdbus_recv_flags {
KDBUS_RECV_PEEK = 1 << 0,
* @priority: Minimum priority of the messages to de-queue. Lowest
* values have the highest priority.
* @offset: Returned offset in the pool where the message is
- * stored. The user must use KDBUS_CMD_FREE to free
- * the allocated memory.
+ * stored. The user must use KDBUS_CMD_FREE to free
+ * the allocated memory.
*
* This struct is used with the KDBUS_CMD_MSG_RECV ioctl.
*/
* @KDBUS_ATTACH_SECLABEL: The security label
* @KDBUS_ATTACH_AUDIT: The audit IDs
* @KDBUS_ATTACH_CONN_NAME: The human-readable connection name
+ * @_KDBUS_ATTACH_ALL: All of the above
*/
enum kdbus_attach_flags {
KDBUS_ATTACH_TIMESTAMP = 1 << 0,
* name. The bus is immediately shut down and
* cleaned up when the opened "control" device node
* is closed.
- * @KDBUS_CMD_DOMAIN_MAKE: Similar to KDBUS_CMD_BUS_MAKE, but it creates a
+ * @KDBUS_CMD_DOMAIN_MAKE: Similar to KDBUS_CMD_BUS_MAKE, but it creates a
* new kdbus domain.
* @KDBUS_CMD_EP_MAKE: Creates a new named special endpoint to talk to
* the bus. Such endpoints usually carry a more
* @KDBUS_CMD_MSG_RECV: Receive a message from the kernel which is
* placed in the receiver's pool.
* @KDBUS_CMD_MSG_CANCEL: Cancel a pending request of a message that
- * blocks while waiting for a reply. The parameter
- * denotes the cookie of the message in flight.
+ * blocks while waiting for a reply. The parameter
+ * denotes the cookie of the message in flight.
* @KDBUS_CMD_FREE: Release the allocated memory in the receiver's
* pool.
* @KDBUS_CMD_NAME_ACQUIRE: Request a well-known bus name to associate with
* necessarily represent the connected process or
* the actual state of the process.
* @KDBUS_CMD_CONN_UPDATE: Update the properties of a connection. Used to
- * update the metadata subscription.
+ * update the metadata subscription mask and
+ * policy.
+ * @KDBUS_CMD_EP_UPDATE: Update the properties of a custom enpoint. Used
+ * to update the policy.
* @KDBUS_CMD_MATCH_ADD: Install a match which broadcast messages should
* be delivered to the connection.
* @KDBUS_CMD_MATCH_REMOVE: Remove a current match for broadcast messages.
- * @KDBUS_CMD_EP_POLICY_SET: Set the policy of an endpoint. It is used to
- * restrict the access for endpoints created with
- * KDBUS_CMD_EP_MAKE.
* @KDBUS_CMD_MEMFD_NEW: Return a new file descriptor which provides an
* anonymous shared memory file and which can be
* used to pass around larger chunks of data.
* be changed as long as the file is shared.
*/
enum kdbus_ioctl_type {
- KDBUS_CMD_BUS_MAKE = _IOW (KDBUS_IOC_MAGIC, 0x00, struct kdbus_cmd_make),
- KDBUS_CMD_DOMAIN_MAKE = _IOW (KDBUS_IOC_MAGIC, 0x10, struct kdbus_cmd_make),
- KDBUS_CMD_EP_MAKE = _IOW (KDBUS_IOC_MAGIC, 0x20, struct kdbus_cmd_make),
-
- KDBUS_CMD_HELLO = _IOWR(KDBUS_IOC_MAGIC, 0x30, struct kdbus_cmd_hello),
- KDBUS_CMD_BYEBYE = _IO (KDBUS_IOC_MAGIC, 0x31),
-
- KDBUS_CMD_MSG_SEND = _IOWR(KDBUS_IOC_MAGIC, 0x40, struct kdbus_msg),
- KDBUS_CMD_MSG_RECV = _IOWR(KDBUS_IOC_MAGIC, 0x41, struct kdbus_cmd_recv),
- KDBUS_CMD_MSG_CANCEL = _IOW (KDBUS_IOC_MAGIC, 0x42, __u64 *),
- KDBUS_CMD_FREE = _IOW (KDBUS_IOC_MAGIC, 0x43, __u64 *),
-
- KDBUS_CMD_NAME_ACQUIRE = _IOWR(KDBUS_IOC_MAGIC, 0x50, struct kdbus_cmd_name),
- KDBUS_CMD_NAME_RELEASE = _IOW (KDBUS_IOC_MAGIC, 0x51, struct kdbus_cmd_name),
- KDBUS_CMD_NAME_LIST = _IOWR(KDBUS_IOC_MAGIC, 0x52, struct kdbus_cmd_name_list),
-
- KDBUS_CMD_CONN_INFO = _IOWR(KDBUS_IOC_MAGIC, 0x60, struct kdbus_cmd_conn_info),
- KDBUS_CMD_CONN_UPDATE = _IOW (KDBUS_IOC_MAGIC, 0x61, struct kdbus_cmd_update),
-
- KDBUS_CMD_EP_UPDATE = _IOW (KDBUS_IOC_MAGIC, 0x71, struct kdbus_cmd_update),
-
- KDBUS_CMD_MATCH_ADD = _IOW (KDBUS_IOC_MAGIC, 0x80, struct kdbus_cmd_match),
- KDBUS_CMD_MATCH_REMOVE = _IOW (KDBUS_IOC_MAGIC, 0x81, struct kdbus_cmd_match),
-
- KDBUS_CMD_MEMFD_NEW = _IOWR(KDBUS_IOC_MAGIC, 0xc0, struct kdbus_cmd_memfd_make),
- KDBUS_CMD_MEMFD_SIZE_GET = _IOR (KDBUS_IOC_MAGIC, 0xc1, __u64 *),
- KDBUS_CMD_MEMFD_SIZE_SET = _IOW (KDBUS_IOC_MAGIC, 0xc2, __u64 *),
- KDBUS_CMD_MEMFD_SEAL_GET = _IOR (KDBUS_IOC_MAGIC, 0xc3, int *),
- KDBUS_CMD_MEMFD_SEAL_SET = _IO (KDBUS_IOC_MAGIC, 0xc4),
+ KDBUS_CMD_BUS_MAKE = _IOW(KDBUS_IOCTL_MAGIC, 0x00,
+ struct kdbus_cmd_make),
+ KDBUS_CMD_DOMAIN_MAKE = _IOW(KDBUS_IOCTL_MAGIC, 0x10,
+ struct kdbus_cmd_make),
+ KDBUS_CMD_EP_MAKE = _IOW(KDBUS_IOCTL_MAGIC, 0x20,
+ struct kdbus_cmd_make),
+
+ KDBUS_CMD_HELLO = _IOWR(KDBUS_IOCTL_MAGIC, 0x30,
+ struct kdbus_cmd_hello),
+ KDBUS_CMD_BYEBYE = _IO(KDBUS_IOCTL_MAGIC, 0x31),
+
+ KDBUS_CMD_MSG_SEND = _IOWR(KDBUS_IOCTL_MAGIC, 0x40,
+ struct kdbus_msg),
+ KDBUS_CMD_MSG_RECV = _IOWR(KDBUS_IOCTL_MAGIC, 0x41,
+ struct kdbus_cmd_recv),
+ KDBUS_CMD_MSG_CANCEL = _IOW(KDBUS_IOCTL_MAGIC, 0x42, __u64 *),
+ KDBUS_CMD_FREE = _IOW(KDBUS_IOCTL_MAGIC, 0x43, __u64 *),
+
+ KDBUS_CMD_NAME_ACQUIRE = _IOWR(KDBUS_IOCTL_MAGIC, 0x50,
+ struct kdbus_cmd_name),
+ KDBUS_CMD_NAME_RELEASE = _IOW(KDBUS_IOCTL_MAGIC, 0x51,
+ struct kdbus_cmd_name),
+ KDBUS_CMD_NAME_LIST = _IOWR(KDBUS_IOCTL_MAGIC, 0x52,
+ struct kdbus_cmd_name_list),
+
+ KDBUS_CMD_CONN_INFO = _IOWR(KDBUS_IOCTL_MAGIC, 0x60,
+ struct kdbus_cmd_conn_info),
+ KDBUS_CMD_CONN_UPDATE = _IOW(KDBUS_IOCTL_MAGIC, 0x61,
+ struct kdbus_cmd_update),
+
+ KDBUS_CMD_EP_UPDATE = _IOW(KDBUS_IOCTL_MAGIC, 0x71,
+ struct kdbus_cmd_update),
+
+ KDBUS_CMD_MATCH_ADD = _IOW(KDBUS_IOCTL_MAGIC, 0x80,
+ struct kdbus_cmd_match),
+ KDBUS_CMD_MATCH_REMOVE = _IOW(KDBUS_IOCTL_MAGIC, 0x81,
+ struct kdbus_cmd_match),
+
+ KDBUS_CMD_MEMFD_NEW = _IOWR(KDBUS_IOCTL_MAGIC, 0xc0,
+ struct kdbus_cmd_memfd_make),
+ KDBUS_CMD_MEMFD_SIZE_GET = _IOR(KDBUS_IOCTL_MAGIC, 0xc1, __u64 *),
+ KDBUS_CMD_MEMFD_SIZE_SET = _IOW(KDBUS_IOCTL_MAGIC, 0xc2, __u64 *),
+ KDBUS_CMD_MEMFD_SEAL_GET = _IOR(KDBUS_IOCTL_MAGIC, 0xc3, int *),
+ KDBUS_CMD_MEMFD_SEAL_SET = _IO(KDBUS_IOCTL_MAGIC, 0xc4),
};
/*
* size.
* @ENOBUFS: There is no space left for the submitted data to fit
* into the receiver's pool.
- * @ENOENT: The name to query information about is currently not on
- * the bus.
+ * @ENOENT: The to be canceled message was not found.
* @ENOMEM: Out of memory.
* @ENOMSG: The queue is not empty, but no message with a matching
- * priority is currently queued.
+ * priority is currently queued.
* @ENOSYS: The requested functionality is not available.
* @ENOTSUPP: The feature negotiation failed, a not supported feature
* was requested, or an unknown item type was received.
~ianmdlvl / elogind.git / commitdiff