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Diffstat (limited to 'ipc/kdbus/domain.h')
| -rw-r--r-- | ipc/kdbus/domain.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/ipc/kdbus/domain.h b/ipc/kdbus/domain.h deleted file mode 100644 index 447a2bd4d..000000000 --- a/ipc/kdbus/domain.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * 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 - * Copyright (C) 2014-2015 Djalal Harouni <tixxdz@opendz.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 - * Free Software Foundation; either version 2.1 of the License, or (at - * your option) any later version. - */ - -#ifndef __KDBUS_DOMAIN_H -#define __KDBUS_DOMAIN_H - -#include <linux/fs.h> -#include <linux/idr.h> -#include <linux/kref.h> -#include <linux/user_namespace.h> - -#include "node.h" - -/** - * struct kdbus_domain - domain for buses - * @node: Underlying API node - * @lock: Domain data lock - * @last_id: Last used object id - * @user_idr: Set of all users indexed by UID - * @user_ida: Set of all users to compute small indices - * @user_namespace: User namespace, pinned at creation time - * @dentry: Root dentry of VFS mount (don't use outside of kdbusfs) - */ -struct kdbus_domain { - struct kdbus_node node; - struct mutex lock; - atomic64_t last_id; - struct idr user_idr; - struct ida user_ida; - struct user_namespace *user_namespace; - struct dentry *dentry; -}; - -/** - * struct kdbus_user - resource accounting for users - * @kref: Reference counter - * @domain: Domain of the user - * @id: Index of this user - * @uid: UID of the user - * @buses: Number of buses the user has created - * @connections: Number of connections the user has created - */ -struct kdbus_user { - struct kref kref; - struct kdbus_domain *domain; - unsigned int id; - kuid_t uid; - atomic_t buses; - atomic_t connections; -}; - -#define kdbus_domain_from_node(_node) \ - container_of((_node), struct kdbus_domain, node) - -struct kdbus_domain *kdbus_domain_new(unsigned int access); -struct kdbus_domain *kdbus_domain_ref(struct kdbus_domain *domain); -struct kdbus_domain *kdbus_domain_unref(struct kdbus_domain *domain); -int kdbus_domain_populate(struct kdbus_domain *domain, unsigned int access); - -#define KDBUS_USER_KERNEL_ID 0 /* ID 0 is reserved for kernel accounting */ - -struct kdbus_user *kdbus_user_lookup(struct kdbus_domain *domain, kuid_t uid); -struct kdbus_user *kdbus_user_ref(struct kdbus_user *u); -struct kdbus_user *kdbus_user_unref(struct kdbus_user *u); - -#endif |