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| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
| commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
| tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /ipc/kdbus/limits.h | |
Initial import
Diffstat (limited to 'ipc/kdbus/limits.h')
| -rw-r--r-- | ipc/kdbus/limits.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/ipc/kdbus/limits.h b/ipc/kdbus/limits.h new file mode 100644 index 000000000..c54925a25 --- /dev/null +++ b/ipc/kdbus/limits.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2013-2015 Kay Sievers + * Copyright (C) 2013-2015 Greg Kroah-Hartman <gregkh@linuxfoundation.org> + * Copyright (C) 2013-2015 Daniel Mack <daniel@zonque.org> + * Copyright (C) 2013-2015 David Herrmann <dh.herrmann@gmail.com> + * Copyright (C) 2013-2015 Linux Foundation + * + * 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 + * Free Software Foundation; either version 2.1 of the License, or (at + * your option) any later version. + */ + +#ifndef __KDBUS_DEFAULTS_H +#define __KDBUS_DEFAULTS_H + +#include <linux/kernel.h> + +/* maximum size of message header and items */ +#define KDBUS_MSG_MAX_SIZE SZ_8K + +/* maximum number of memfd items per message */ +#define KDBUS_MSG_MAX_MEMFD_ITEMS 16 + +/* max size of ioctl command data */ +#define KDBUS_CMD_MAX_SIZE SZ_32K + +/* maximum number of inflight fds in a target queue per user */ +#define KDBUS_CONN_MAX_FDS_PER_USER 16 + +/* maximum message payload size */ +#define KDBUS_MSG_MAX_PAYLOAD_VEC_SIZE SZ_2M + +/* maximum size of bloom bit field in bytes */ +#define KDBUS_BUS_BLOOM_MAX_SIZE SZ_4K + +/* maximum length of well-known bus name */ +#define KDBUS_NAME_MAX_LEN 255 + +/* maximum length of bus, domain, ep name */ +#define KDBUS_SYSNAME_MAX_LEN 63 + +/* maximum number of matches per connection */ +#define KDBUS_MATCH_MAX 256 + +/* maximum number of queued messages from the same individual user */ +#define KDBUS_CONN_MAX_MSGS 256 + +/* maximum number of well-known names per connection */ +#define KDBUS_CONN_MAX_NAMES 256 + +/* maximum number of queued requests waiting for a reply */ +#define KDBUS_CONN_MAX_REQUESTS_PENDING 128 + +/* maximum number of connections per user in one domain */ +#define KDBUS_USER_MAX_CONN 1024 + +/* maximum number of buses per user in one domain */ +#define KDBUS_USER_MAX_BUSES 16 + +#endif |