* @KDBUS_ITEM_ID: Connection ID
* @KDBUS_ITEM_TIMESTAMP: Timestamp
* @KDBUS_ITEM_CREDS: Process credential
+ * @KDBUS_ITEM_AUXGROUPS: Auxiliary process groups
* @KDBUS_ITEM_PID_COMM: Process ID "comm" identifier
* @KDBUS_ITEM_TID_COMM: Thread ID "comm" identifier
* @KDBUS_ITEM_EXE: The path of the executable
KDBUS_ITEM_ID,
KDBUS_ITEM_TIMESTAMP,
KDBUS_ITEM_CREDS,
+ KDBUS_ITEM_AUXGROUPS,
KDBUS_ITEM_PID_COMM,
KDBUS_ITEM_TID_COMM,
KDBUS_ITEM_EXE,
* policy entries for a name. The provided name
* is not activated and not registered with the
* name database, it only allows unprivileged
- * connections to aquire a name, talk or discover
+ * connections to acquire a name, talk or discover
* a service
* @KDBUS_HELLO_MONITOR: Special-purpose connection to monitor
* bus traffic
* enum kdbus_attach_flags - flags for metadata attachments
* @KDBUS_ATTACH_TIMESTAMP: Timestamp
* @KDBUS_ATTACH_CREDS: Credentials
+ * @KDBUS_ATTACH_AUXGROUPS: Auxiliary groups
* @KDBUS_ATTACH_NAMES: Well-known names
* @KDBUS_ATTACH_COMM: The "comm" process identifier
* @KDBUS_ATTACH_EXE: The path of the executable
enum kdbus_attach_flags {
KDBUS_ATTACH_TIMESTAMP = 1 << 0,
KDBUS_ATTACH_CREDS = 1 << 1,
- KDBUS_ATTACH_NAMES = 1 << 2,
- KDBUS_ATTACH_COMM = 1 << 3,
- KDBUS_ATTACH_EXE = 1 << 4,
- KDBUS_ATTACH_CMDLINE = 1 << 5,
- KDBUS_ATTACH_CGROUP = 1 << 6,
- KDBUS_ATTACH_CAPS = 1 << 7,
- KDBUS_ATTACH_SECLABEL = 1 << 8,
- KDBUS_ATTACH_AUDIT = 1 << 9,
- KDBUS_ATTACH_CONN_NAME = 1 << 10,
- _KDBUS_ATTACH_ALL = (1 << 11) - 1,
+ KDBUS_ATTACH_AUXGROUPS = 1 << 2,
+ KDBUS_ATTACH_NAMES = 1 << 3,
+ KDBUS_ATTACH_COMM = 1 << 4,
+ KDBUS_ATTACH_EXE = 1 << 5,
+ KDBUS_ATTACH_CMDLINE = 1 << 6,
+ KDBUS_ATTACH_CGROUP = 1 << 7,
+ KDBUS_ATTACH_CAPS = 1 << 8,
+ KDBUS_ATTACH_SECLABEL = 1 << 9,
+ KDBUS_ATTACH_AUDIT = 1 << 10,
+ KDBUS_ATTACH_CONN_NAME = 1 << 11,
+ _KDBUS_ATTACH_ALL = (1 << 12) - 1,
};
/**
struct kdbus_item items[0];
} __attribute__((aligned(8)));
-/**
- * struct kdbus_cmd_memfd_make - create a kdbus memfd
- * @size: The total size of the struct
- * @file_size: The initial file size
- * @fd: The returned file descriptor number
- * @__pad: Padding to ensure proper alignement
- * @items: A list of items for additional information
- *
- * This structure is used with the KDBUS_CMD_MEMFD_NEW ioctl.
- */
-struct kdbus_cmd_memfd_make {
- __u64 size;
- __u64 file_size;
- int fd;
- __u32 __pad;
- struct kdbus_item items[0];
-} __attribute__((aligned(8)));
-
/**
* enum kdbus_ioctl_type - Ioctl API
* @KDBUS_CMD_BUS_MAKE: After opening the "control" device node, this
* @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_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.
- * Kdbus memfd files can be sealed, which allows
- * the receiver to trust the data it has received.
- * Kdbus memfd files expose only very limited
- * operations, they can be mmap()ed, seek()ed,
- * (p)read(v)() and (p)write(v)(); most other
- * common file operations are not implemented.
- * Special caution needs to be taken with
- * read(v)()/write(v)() on a shared file; the
- * underlying file position is always shared
- * between all users of the file and race against
- * each other, pread(v)()/pwrite(v)() avoid these
- * issues.
- * @KDBUS_CMD_MEMFD_SIZE_GET: Return the size of the underlying file, which
- * changes with write().
- * @KDBUS_CMD_MEMFD_SIZE_SET: Truncate the underlying file to the specified
- * size.
- * @KDBUS_CMD_MEMFD_SEAL_GET: Return the state of the file sealing.
- * @KDBUS_CMD_MEMFD_SEAL_SET: Seal or break a seal of the file. Only files
- * which are not shared with other processes and
- * which are currently not mapped can be sealed.
- * The current process needs to be the one and
- * single owner of the file, the sealing cannot
- * be changed as long as the file is shared.
*/
enum kdbus_ioctl_type {
KDBUS_CMD_BUS_MAKE = _IOW(KDBUS_IOCTL_MAGIC, 0x00,
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),
};
/*
* @EEXIST: A requested domain, bus or endpoint with the same
* name already exists. A specific data type, which is
* only expected once, is provided multiple times.
- * @EFAULT: The supplied memory could not be accessed, or the data
- * is not properly aligned.
+ * @EFAULT: The supplied memory could not be accessed, the data
+ * is not properly aligned, or the current task's memory
+ * is inaccessible.
* @EINVAL: The provided data does not match its type or other
* expectations, like a string which is not NUL terminated,
* or a string length that points behind the first
~ianmdlvl / elogind.git / blobdiff