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-rw-r--r--security/selinux/include/objsec.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h
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+++ b/security/selinux/include/objsec.h
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+/*
+ * NSA Security-Enhanced Linux (SELinux) security module
+ *
+ * This file contains the SELinux security data structures for kernel objects.
+ *
+ * Author(s): Stephen Smalley, <sds@epoch.ncsc.mil>
+ * Chris Vance, <cvance@nai.com>
+ * Wayne Salamon, <wsalamon@nai.com>
+ * James Morris <jmorris@redhat.com>
+ *
+ * Copyright (C) 2001,2002 Networks Associates Technology, Inc.
+ * Copyright (C) 2003 Red Hat, Inc., James Morris <jmorris@redhat.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2,
+ * as published by the Free Software Foundation.
+ */
+#ifndef _SELINUX_OBJSEC_H_
+#define _SELINUX_OBJSEC_H_
+
+#include <linux/list.h>
+#include <linux/sched.h>
+#include <linux/fs.h>
+#include <linux/binfmts.h>
+#include <linux/in.h>
+#include "flask.h"
+#include "avc.h"
+
+struct task_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct task_struct *task; /* back pointer to task object */
+ u32 osid; /* SID prior to last execve */
+ u32 sid; /* current SID */
+ u32 exec_sid; /* exec SID */
+ u32 create_sid; /* fscreate SID */
+ u32 ptrace_sid; /* SID of ptrace parent */
+};
+
+struct inode_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct inode *inode; /* back pointer to inode object */
+ struct list_head list; /* list of inode_security_struct */
+ u32 task_sid; /* SID of creating task */
+ u32 sid; /* SID of this object */
+ u16 sclass; /* security class of this object */
+ unsigned char initialized; /* initialization flag */
+ struct semaphore sem;
+ unsigned char inherit; /* inherit SID from parent entry */
+};
+
+struct file_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct file *file; /* back pointer to file object */
+ u32 sid; /* SID of open file description */
+ u32 fown_sid; /* SID of file owner (for SIGIO) */
+};
+
+struct superblock_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct super_block *sb; /* back pointer to sb object */
+ struct list_head list; /* list of superblock_security_struct */
+ u32 sid; /* SID of file system */
+ u32 def_sid; /* default SID for labeling */
+ unsigned int behavior; /* labeling behavior */
+ unsigned char initialized; /* initialization flag */
+ unsigned char proc; /* proc fs */
+ struct semaphore sem;
+ struct list_head isec_head;
+ spinlock_t isec_lock;
+};
+
+struct msg_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct msg_msg *msg; /* back pointer */
+ u32 sid; /* SID of message */
+};
+
+struct ipc_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct kern_ipc_perm *ipc_perm; /* back pointer */
+ u16 sclass; /* security class of this object */
+ u32 sid; /* SID of IPC resource */
+};
+
+struct bprm_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct linux_binprm *bprm; /* back pointer to bprm object */
+ u32 sid; /* SID for transformed process */
+ unsigned char set;
+
+ /*
+ * unsafe is used to share failure information from bprm_apply_creds()
+ * to bprm_post_apply_creds().
+ */
+ char unsafe;
+};
+
+struct netif_security_struct {
+ struct net_device *dev; /* back pointer */
+ u32 if_sid; /* SID for this interface */
+ u32 msg_sid; /* default SID for messages received on this interface */
+};
+
+struct sk_security_struct {
+ unsigned long magic; /* magic number for this module */
+ struct sock *sk; /* back pointer to sk object */
+ u32 peer_sid; /* SID of peer */
+};
+
+extern unsigned int selinux_checkreqprot;
+
+#endif /* _SELINUX_OBJSEC_H_ */