diff options
| -rw-r--r-- | src/libsystemd/sd-bus/kdbus.h | 176 |
1 files changed, 49 insertions, 127 deletions
diff --git a/src/libsystemd/sd-bus/kdbus.h b/src/libsystemd/sd-bus/kdbus.h index 65f76e9cf4..7379b3d442 100644 --- a/src/libsystemd/sd-bus/kdbus.h +++ b/src/libsystemd/sd-bus/kdbus.h @@ -1,9 +1,9 @@ /* - * Copyright (C) 2013 Kay Sievers - * Copyright (C) 2013 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - * Copyright (C) 2013 Linux Foundation - * Copyright (C) 2013 Lennart Poettering - * Copyright (C) 2013 Daniel Mack <daniel@zonque.org> + * Copyright (C) 2013-2014 Kay Sievers + * Copyright (C) 2013-2014 Greg Kroah-Hartman <gregkh@linuxfoundation.org> + * Copyright (C) 2013-2014 Linux Foundation + * Copyright (C) 2013-2014 Lennart Poettering + * Copyright (C) 2013-2014 Daniel Mack <daniel@zonque.org> * * kdbus is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the @@ -14,8 +14,8 @@ * -- Albert Einstein */ -#ifndef _KDBUS_H_ -#define _KDBUS_H_ +#ifndef _KDBUS_UAPI_H_ +#define _KDBUS_UAPI_H_ #ifndef __KERNEL__ #include <sys/ioctl.h> @@ -126,7 +126,7 @@ struct kdbus_timestamp { * relative to the message head * * Attached to: - * KDBUS_ITEM_PAYLOAD_VEC + * KDBUS_ITEM_PAYLOAD_VEC, KDBUS_ITEM_PAYLOAD_OFF */ struct kdbus_vec { __u64 size; @@ -358,9 +358,9 @@ struct kdbus_item { * name is not currently active */ enum kdbus_msg_flags { - KDBUS_MSG_FLAGS_EXPECT_REPLY = 1 << 0, - KDBUS_MSG_FLAGS_SYNC_REPLY = 1 << 1, - KDBUS_MSG_FLAGS_NO_AUTO_START = 1 << 2, + KDBUS_MSG_FLAGS_EXPECT_REPLY = 1ULL << 0, + KDBUS_MSG_FLAGS_SYNC_REPLY = 1ULL << 1, + KDBUS_MSG_FLAGS_NO_AUTO_START = 1ULL << 2, }; /** @@ -425,9 +425,9 @@ struct kdbus_msg { * the priority value is ignored. */ enum kdbus_recv_flags { - KDBUS_RECV_PEEK = 1 << 0, - KDBUS_RECV_DROP = 1 << 1, - KDBUS_RECV_USE_PRIORITY = 1 << 2, + KDBUS_RECV_PEEK = 1ULL << 0, + KDBUS_RECV_DROP = 1ULL << 1, + KDBUS_RECV_USE_PRIORITY = 1ULL << 2, }; /** @@ -486,16 +486,16 @@ enum kdbus_policy_type { * policy entries for a name. The provided name * is not activated and not registered with the * name database, it only allows unprivileged - * connections to acquire a name, talk or discover + * connections to aquire a name, talk or discover * a service * @KDBUS_HELLO_MONITOR: Special-purpose connection to monitor * bus traffic */ enum kdbus_hello_flags { - KDBUS_HELLO_ACCEPT_FD = 1 << 0, - KDBUS_HELLO_ACTIVATOR = 1 << 1, - KDBUS_HELLO_POLICY_HOLDER = 1 << 2, - KDBUS_HELLO_MONITOR = 1 << 3, + KDBUS_HELLO_ACCEPT_FD = 1ULL << 0, + KDBUS_HELLO_ACTIVATOR = 1ULL << 1, + KDBUS_HELLO_POLICY_HOLDER = 1ULL << 2, + KDBUS_HELLO_MONITOR = 1ULL << 3, }; /** @@ -515,19 +515,19 @@ enum kdbus_hello_flags { * @_KDBUS_ATTACH_ALL: All of the above */ enum kdbus_attach_flags { - KDBUS_ATTACH_TIMESTAMP = 1 << 0, - KDBUS_ATTACH_CREDS = 1 << 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, + KDBUS_ATTACH_TIMESTAMP = 1ULL << 0, + KDBUS_ATTACH_CREDS = 1ULL << 1, + KDBUS_ATTACH_AUXGROUPS = 1ULL << 2, + KDBUS_ATTACH_NAMES = 1ULL << 3, + KDBUS_ATTACH_COMM = 1ULL << 4, + KDBUS_ATTACH_EXE = 1ULL << 5, + KDBUS_ATTACH_CMDLINE = 1ULL << 6, + KDBUS_ATTACH_CGROUP = 1ULL << 7, + KDBUS_ATTACH_CAPS = 1ULL << 8, + KDBUS_ATTACH_SECLABEL = 1ULL << 9, + KDBUS_ATTACH_AUDIT = 1ULL << 10, + KDBUS_ATTACH_CONN_NAME = 1ULL << 11, + _KDBUS_ATTACH_ALL = (1ULL << 12) - 1, }; /** @@ -569,8 +569,8 @@ struct kdbus_cmd_hello { * @KDBUS_MAKE_ACCESS_WORLD: Make the device node world-accessible */ enum kdbus_make_flags { - KDBUS_MAKE_ACCESS_GROUP = 1 << 0, - KDBUS_MAKE_ACCESS_WORLD = 1 << 1, + KDBUS_MAKE_ACCESS_GROUP = 1ULL << 0, + KDBUS_MAKE_ACCESS_WORLD = 1ULL << 1, }; /** @@ -597,11 +597,11 @@ struct kdbus_cmd_make { * @KDBUS_NAME_ACTIVATOR: Name is owned by a activator connection */ enum kdbus_name_flags { - KDBUS_NAME_REPLACE_EXISTING = 1 << 0, - KDBUS_NAME_ALLOW_REPLACEMENT = 1 << 1, - KDBUS_NAME_QUEUE = 1 << 2, - KDBUS_NAME_IN_QUEUE = 1 << 3, - KDBUS_NAME_ACTIVATOR = 1 << 4, + KDBUS_NAME_REPLACE_EXISTING = 1ULL << 0, + KDBUS_NAME_ALLOW_REPLACEMENT = 1ULL << 1, + KDBUS_NAME_QUEUE = 1ULL << 2, + KDBUS_NAME_IN_QUEUE = 1ULL << 3, + KDBUS_NAME_ACTIVATOR = 1ULL << 4, }; /** @@ -630,10 +630,10 @@ struct kdbus_cmd_name { * @KDBUS_NAME_LIST_QUEUED: All queued-up names */ enum kdbus_name_list_flags { - KDBUS_NAME_LIST_UNIQUE = 1 << 0, - KDBUS_NAME_LIST_NAMES = 1 << 1, - KDBUS_NAME_LIST_ACTIVATORS = 1 << 2, - KDBUS_NAME_LIST_QUEUED = 1 << 3, + KDBUS_NAME_LIST_UNIQUE = 1ULL << 0, + KDBUS_NAME_LIST_NAMES = 1ULL << 1, + KDBUS_NAME_LIST_ACTIVATORS = 1ULL << 2, + KDBUS_NAME_LIST_QUEUED = 1ULL << 3, }; /** @@ -749,11 +749,11 @@ struct kdbus_cmd_match { * @KDBUS_CMD_HELLO: By opening the bus device node a connection is * created. After a HELLO the opened connection * becomes an active peer on the bus. - * @KDBUS_CMD_BYEBYE: Disconnect a connection. If the connection's - * message list is empty, the calls succeeds, and - * the handle is rendered unusable. Otherwise, - * -EAGAIN is returned without any further side- - * effects. + * @KDBUS_CMD_BYEBYE: Disconnect a connection. If there are no + * messages queued up in the connection's pool, + * the call succeeds, and the handle is rendered + * unusable. Otherwise, -EBUSY is returned without + * any further side-effects. * @KDBUS_CMD_MSG_SEND: Send a message and pass data from userspace to * the kernel. * @KDBUS_CMD_MSG_RECV: Receive a message from the kernel which is @@ -824,82 +824,4 @@ enum kdbus_ioctl_type { struct kdbus_cmd_match), }; -/* - * errno - api error codes - * @E2BIG: A message contains too many records or items. - * @EADDRINUSE: A well-known bus name is already taken by another - * connection. - * @EADDRNOTAVAIL: A message flagged not to activate a service, addressed - * a service which is not currently running. - * @EAGAIN: No messages are queued at the moment. - * @EALREADY: A requested name is already owned by the connection, - * a connection is already disconnected, memfd is already - * sealed or has the requested size. - * @EBADF: File descriptors passed with the message are not valid. - * @EBADFD: A bus connection is in a corrupted state. - * @EBADMSG: Passed data contains a combination of conflicting or - * inconsistent types. - * @EBUSY: The user tried to say BYEBYE to a connection, but the - * connection had a non-empty message list. - * @ECANCELED: A synchronous message sending was cancelled. - * @ECONNRESET: A connection is shut down, no further operations are - * possible. - * @ECOMM: A peer does not accept the file descriptors addressed - * to it. - * @EDESTADDRREQ: The well-known bus name is required but missing. - * @EDOM: The size of data does not match the expectations. Used - * for bloom bit field sizes. - * @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, 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 - * \0-byte in the string. - * @EMEDIUMTYPE: A file descriptor which is not a kdbus memfd was - * refused to send as KDBUS_MSG_PAYLOAD_MEMFD. - * @EMFILE: Too many file descriptors have been supplied with a - * message. - * Too many connections or buses are created for a given - * user. - * @EMLINK: Too many requests from this connection to other peers - * are queued and waiting for a reply - * @EMSGSIZE: The supplied data is larger than the allowed maximum - * size. - * @ENAMETOOLONG: The requested name is larger than the allowed maximum - * size. - * @ENOBUFS: There is no space left for the submitted data to fit - * into the receiver's pool. - * @ENOENT: The to be cancelled message was not found. - * @ENOMEM: Out of memory. - * @ENOMSG: The queue is not empty, but no message with a matching - * priority is currently queued. - * @ENOSYS: The requested functionality is not available. - * @ENOTTY: An unknown ioctl command was received. - * @ENOTUNIQ: A specific data type was addressed to a broadcast - * address, but only direct addresses support this kind of - * data. - * @ENXIO: A unique address does not exist, or an offset in the - * receiver's pool does not represent a queued message. - * @EOPNOTSUPP: The feature negotiation failed, a not supported feature - * was requested, or an unknown item type was received. - * @EPERM: The policy prevented an operation. The requested - * resource is owned by another entity. - * @EPIPE: When sending a message, a synchronous reply from the - * receiving connection was expected but the connection - * died before answering. - * @ESHUTDOWN: A domain, bus or endpoint is currently shutting down; - * no further operations will be possible. - * @ESRCH: A requested well-known bus name is not found. - * @ETIMEDOUT: A synchronous wait for a message reply did not arrive - * within the specified time frame. - * @ETXTBSY: A kdbus memfd file cannot be sealed or the seal removed, - * because it is shared with other processes or still - * mmap()ed. - * @EXFULL: The size limits in the pool are reached, no data of - * the size tried to submit can be queued. - */ -#endif +#endif /* _KDBUS_UAPI_H_ */ |