8 * Copyright (C) 2001 Silicon Graphics, Inc. (Trust Technology Group)
9 * Copyright (C) 2016 Mellanox Techonologies
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * Due to this file being licensed under the GPL there is controversy over
17 * whether this permits you to write a module that #includes this file
18 * without placing your module under the GPL. Please consult a lawyer for
19 * advice before doing this.
23 #ifndef __LINUX_SECURITY_H
24 #define __LINUX_SECURITY_H
26 #include <linux/kernel_read_file.h>
27 #include <linux/key.h>
28 #include <linux/capability.h>
30 #include <linux/slab.h>
31 #include <linux/err.h>
32 #include <linux/string.h>
38 struct kernel_siginfo;
51 struct file_operations;
61 struct watch_notification;
63 /* Default (no) options for the capable function */
64 #define CAP_OPT_NONE 0x0
65 /* If capable should audit the security request */
66 #define CAP_OPT_NOAUDIT BIT(1)
67 /* If capable is being called by a setid function */
68 #define CAP_OPT_INSETID BIT(2)
70 /* LSM Agnostic defines for fs_context::lsm_flags */
71 #define SECURITY_LSM_NATIVE_LABELS 1
75 struct user_namespace;
83 * These are reasons that can be passed to the security_locked_down()
84 * LSM hook. Lockdown reasons that protect kernel integrity (ie, the
85 * ability for userland to modify kernel code) are placed before
86 * LOCKDOWN_INTEGRITY_MAX. Lockdown reasons that protect kernel
87 * confidentiality (ie, the ability for userland to extract
88 * information from the running kernel that would otherwise be
89 * restricted) are placed before LOCKDOWN_CONFIDENTIALITY_MAX.
91 * LSM authors should note that the semantics of any given lockdown
92 * reason are not guaranteed to be stable - the same reason may block
93 * one set of features in one kernel release, and a slightly different
94 * set of features in a later kernel release. LSMs that seek to expose
95 * lockdown policy at any level of granularity other than "none",
96 * "integrity" or "confidentiality" are responsible for either
97 * ensuring that they expose a consistent level of functionality to
98 * userland, or ensuring that userland is aware that this is
99 * potentially a moving target. It is easy to misuse this information
100 * in a way that could break userspace. Please be careful not to do
103 * If you add to this, remember to extend lockdown_reasons in
104 * security/lockdown/lockdown.c.
106 enum lockdown_reason {
108 LOCKDOWN_MODULE_SIGNATURE,
112 LOCKDOWN_HIBERNATION,
116 LOCKDOWN_ACPI_TABLES,
118 LOCKDOWN_TIOCSSERIAL,
119 LOCKDOWN_MODULE_PARAMETERS,
123 LOCKDOWN_INTEGRITY_MAX,
130 LOCKDOWN_XFRM_SECRET,
131 LOCKDOWN_CONFIDENTIALITY_MAX,
134 extern const char *const lockdown_reasons[LOCKDOWN_CONFIDENTIALITY_MAX+1];
136 /* These functions are in security/commoncap.c */
137 extern int cap_capable(const struct cred *cred, struct user_namespace *ns,
138 int cap, unsigned int opts);
139 extern int cap_settime(const struct timespec64 *ts, const struct timezone *tz);
140 extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode);
141 extern int cap_ptrace_traceme(struct task_struct *parent);
142 extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted);
143 extern int cap_capset(struct cred *new, const struct cred *old,
144 const kernel_cap_t *effective,
145 const kernel_cap_t *inheritable,
146 const kernel_cap_t *permitted);
147 extern int cap_bprm_creds_from_file(struct linux_binprm *bprm, struct file *file);
148 extern int cap_inode_setxattr(struct dentry *dentry, const char *name,
149 const void *value, size_t size, int flags);
150 extern int cap_inode_removexattr(struct dentry *dentry, const char *name);
151 extern int cap_inode_need_killpriv(struct dentry *dentry);
152 extern int cap_inode_killpriv(struct dentry *dentry);
153 extern int cap_inode_getsecurity(struct inode *inode, const char *name,
154 void **buffer, bool alloc);
155 extern int cap_mmap_addr(unsigned long addr);
156 extern int cap_mmap_file(struct file *file, unsigned long reqprot,
157 unsigned long prot, unsigned long flags);
158 extern int cap_task_fix_setuid(struct cred *new, const struct cred *old, int flags);
159 extern int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3,
160 unsigned long arg4, unsigned long arg5);
161 extern int cap_task_setscheduler(struct task_struct *p);
162 extern int cap_task_setioprio(struct task_struct *p, int ioprio);
163 extern int cap_task_setnice(struct task_struct *p, int nice);
164 extern int cap_vm_enough_memory(struct mm_struct *mm, long pages);
173 struct xfrm_selector;
176 struct xfrm_user_sec_ctx;
178 struct sctp_endpoint;
181 extern unsigned long mmap_min_addr;
182 extern unsigned long dac_mmap_min_addr;
184 #define mmap_min_addr 0UL
185 #define dac_mmap_min_addr 0UL
189 * Values used in the task_security_ops calls
191 /* setuid or setgid, id0 == uid or gid */
192 #define LSM_SETID_ID 1
194 /* setreuid or setregid, id0 == real, id1 == eff */
195 #define LSM_SETID_RE 2
197 /* setresuid or setresgid, id0 == real, id1 == eff, uid2 == saved */
198 #define LSM_SETID_RES 4
200 /* setfsuid or setfsgid, id0 == fsuid or fsgid */
201 #define LSM_SETID_FS 8
203 /* Flags for security_task_prlimit(). */
204 #define LSM_PRLIMIT_READ 1
205 #define LSM_PRLIMIT_WRITE 2
207 /* forward declares to avoid warnings */
211 /* bprm->unsafe reasons */
212 #define LSM_UNSAFE_SHARE 1
213 #define LSM_UNSAFE_PTRACE 2
214 #define LSM_UNSAFE_NO_NEW_PRIVS 4
217 extern int mmap_min_addr_handler(struct ctl_table *table, int write,
218 void *buffer, size_t *lenp, loff_t *ppos);
221 /* security_inode_init_security callback function to write xattrs */
222 typedef int (*initxattrs) (struct inode *inode,
223 const struct xattr *xattr_array, void *fs_data);
226 /* Keep the kernel_load_data_id enum in sync with kernel_read_file_id */
227 #define __data_id_enumify(ENUM, dummy) LOADING_ ## ENUM,
228 #define __data_id_stringify(dummy, str) #str,
230 enum kernel_load_data_id {
231 __kernel_read_file_id(__data_id_enumify)
234 static const char * const kernel_load_data_str[] = {
235 __kernel_read_file_id(__data_id_stringify)
238 static inline const char *kernel_load_data_id_str(enum kernel_load_data_id id)
240 if ((unsigned)id >= LOADING_MAX_ID)
241 return kernel_load_data_str[LOADING_UNKNOWN];
243 return kernel_load_data_str[id];
246 #ifdef CONFIG_SECURITY
248 int call_blocking_lsm_notifier(enum lsm_event event, void *data);
249 int register_blocking_lsm_notifier(struct notifier_block *nb);
250 int unregister_blocking_lsm_notifier(struct notifier_block *nb);
253 extern int security_init(void);
254 extern int early_security_init(void);
256 /* Security operations */
257 int security_binder_set_context_mgr(struct task_struct *mgr);
258 int security_binder_transaction(struct task_struct *from,
259 struct task_struct *to);
260 int security_binder_transfer_binder(struct task_struct *from,
261 struct task_struct *to);
262 int security_binder_transfer_file(struct task_struct *from,
263 struct task_struct *to, struct file *file);
264 int security_ptrace_access_check(struct task_struct *child, unsigned int mode);
265 int security_ptrace_traceme(struct task_struct *parent);
266 int security_capget(struct task_struct *target,
267 kernel_cap_t *effective,
268 kernel_cap_t *inheritable,
269 kernel_cap_t *permitted);
270 int security_capset(struct cred *new, const struct cred *old,
271 const kernel_cap_t *effective,
272 const kernel_cap_t *inheritable,
273 const kernel_cap_t *permitted);
274 int security_capable(const struct cred *cred,
275 struct user_namespace *ns,
278 int security_quotactl(int cmds, int type, int id, struct super_block *sb);
279 int security_quota_on(struct dentry *dentry);
280 int security_syslog(int type);
281 int security_settime64(const struct timespec64 *ts, const struct timezone *tz);
282 int security_vm_enough_memory_mm(struct mm_struct *mm, long pages);
283 int security_bprm_creds_for_exec(struct linux_binprm *bprm);
284 int security_bprm_creds_from_file(struct linux_binprm *bprm, struct file *file);
285 int security_bprm_check(struct linux_binprm *bprm);
286 void security_bprm_committing_creds(struct linux_binprm *bprm);
287 void security_bprm_committed_creds(struct linux_binprm *bprm);
288 int security_fs_context_dup(struct fs_context *fc, struct fs_context *src_fc);
289 int security_fs_context_parse_param(struct fs_context *fc, struct fs_parameter *param);
290 int security_sb_alloc(struct super_block *sb);
291 void security_sb_free(struct super_block *sb);
292 void security_free_mnt_opts(void **mnt_opts);
293 int security_sb_eat_lsm_opts(char *options, void **mnt_opts);
294 int security_sb_remount(struct super_block *sb, void *mnt_opts);
295 int security_sb_kern_mount(struct super_block *sb);
296 int security_sb_show_options(struct seq_file *m, struct super_block *sb);
297 int security_sb_statfs(struct dentry *dentry);
298 int security_sb_mount(const char *dev_name, const struct path *path,
299 const char *type, unsigned long flags, void *data);
300 int security_sb_umount(struct vfsmount *mnt, int flags);
301 int security_sb_pivotroot(const struct path *old_path, const struct path *new_path);
302 int security_sb_set_mnt_opts(struct super_block *sb,
304 unsigned long kern_flags,
305 unsigned long *set_kern_flags);
306 int security_sb_clone_mnt_opts(const struct super_block *oldsb,
307 struct super_block *newsb,
308 unsigned long kern_flags,
309 unsigned long *set_kern_flags);
310 int security_add_mnt_opt(const char *option, const char *val,
311 int len, void **mnt_opts);
312 int security_move_mount(const struct path *from_path, const struct path *to_path);
313 int security_dentry_init_security(struct dentry *dentry, int mode,
314 const struct qstr *name, void **ctx,
316 int security_dentry_create_files_as(struct dentry *dentry, int mode,
318 const struct cred *old,
320 int security_path_notify(const struct path *path, u64 mask,
321 unsigned int obj_type);
322 int security_inode_alloc(struct inode *inode);
323 void security_inode_free(struct inode *inode);
324 int security_inode_init_security(struct inode *inode, struct inode *dir,
325 const struct qstr *qstr,
326 initxattrs initxattrs, void *fs_data);
327 int security_old_inode_init_security(struct inode *inode, struct inode *dir,
328 const struct qstr *qstr, const char **name,
329 void **value, size_t *len);
330 int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode);
331 int security_inode_link(struct dentry *old_dentry, struct inode *dir,
332 struct dentry *new_dentry);
333 int security_inode_unlink(struct inode *dir, struct dentry *dentry);
334 int security_inode_symlink(struct inode *dir, struct dentry *dentry,
335 const char *old_name);
336 int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
337 int security_inode_rmdir(struct inode *dir, struct dentry *dentry);
338 int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev);
339 int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
340 struct inode *new_dir, struct dentry *new_dentry,
342 int security_inode_readlink(struct dentry *dentry);
343 int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
345 int security_inode_permission(struct inode *inode, int mask);
346 int security_inode_setattr(struct dentry *dentry, struct iattr *attr);
347 int security_inode_getattr(const struct path *path);
348 int security_inode_setxattr(struct dentry *dentry, const char *name,
349 const void *value, size_t size, int flags);
350 void security_inode_post_setxattr(struct dentry *dentry, const char *name,
351 const void *value, size_t size, int flags);
352 int security_inode_getxattr(struct dentry *dentry, const char *name);
353 int security_inode_listxattr(struct dentry *dentry);
354 int security_inode_removexattr(struct dentry *dentry, const char *name);
355 int security_inode_need_killpriv(struct dentry *dentry);
356 int security_inode_killpriv(struct dentry *dentry);
357 int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc);
358 int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
359 int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size);
360 void security_inode_getsecid(struct inode *inode, u32 *secid);
361 int security_inode_copy_up(struct dentry *src, struct cred **new);
362 int security_inode_copy_up_xattr(const char *name);
363 int security_kernfs_init_security(struct kernfs_node *kn_dir,
364 struct kernfs_node *kn);
365 int security_file_permission(struct file *file, int mask);
366 int security_file_alloc(struct file *file);
367 void security_file_free(struct file *file);
368 int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
369 int security_mmap_file(struct file *file, unsigned long prot,
370 unsigned long flags);
371 int security_mmap_addr(unsigned long addr);
372 int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
374 int security_file_lock(struct file *file, unsigned int cmd);
375 int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
376 void security_file_set_fowner(struct file *file);
377 int security_file_send_sigiotask(struct task_struct *tsk,
378 struct fown_struct *fown, int sig);
379 int security_file_receive(struct file *file);
380 int security_file_open(struct file *file);
381 int security_task_alloc(struct task_struct *task, unsigned long clone_flags);
382 void security_task_free(struct task_struct *task);
383 int security_cred_alloc_blank(struct cred *cred, gfp_t gfp);
384 void security_cred_free(struct cred *cred);
385 int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp);
386 void security_transfer_creds(struct cred *new, const struct cred *old);
387 void security_cred_getsecid(const struct cred *c, u32 *secid);
388 int security_kernel_act_as(struct cred *new, u32 secid);
389 int security_kernel_create_files_as(struct cred *new, struct inode *inode);
390 int security_kernel_module_request(char *kmod_name);
391 int security_kernel_load_data(enum kernel_load_data_id id, bool contents);
392 int security_kernel_post_load_data(char *buf, loff_t size,
393 enum kernel_load_data_id id,
395 int security_kernel_read_file(struct file *file, enum kernel_read_file_id id,
397 int security_kernel_post_read_file(struct file *file, char *buf, loff_t size,
398 enum kernel_read_file_id id);
399 int security_task_fix_setuid(struct cred *new, const struct cred *old,
401 int security_task_fix_setgid(struct cred *new, const struct cred *old,
403 int security_task_setpgid(struct task_struct *p, pid_t pgid);
404 int security_task_getpgid(struct task_struct *p);
405 int security_task_getsid(struct task_struct *p);
406 void security_task_getsecid(struct task_struct *p, u32 *secid);
407 int security_task_setnice(struct task_struct *p, int nice);
408 int security_task_setioprio(struct task_struct *p, int ioprio);
409 int security_task_getioprio(struct task_struct *p);
410 int security_task_prlimit(const struct cred *cred, const struct cred *tcred,
412 int security_task_setrlimit(struct task_struct *p, unsigned int resource,
413 struct rlimit *new_rlim);
414 int security_task_setscheduler(struct task_struct *p);
415 int security_task_getscheduler(struct task_struct *p);
416 int security_task_movememory(struct task_struct *p);
417 int security_task_kill(struct task_struct *p, struct kernel_siginfo *info,
418 int sig, const struct cred *cred);
419 int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
420 unsigned long arg4, unsigned long arg5);
421 void security_task_to_inode(struct task_struct *p, struct inode *inode);
422 int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag);
423 void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid);
424 int security_msg_msg_alloc(struct msg_msg *msg);
425 void security_msg_msg_free(struct msg_msg *msg);
426 int security_msg_queue_alloc(struct kern_ipc_perm *msq);
427 void security_msg_queue_free(struct kern_ipc_perm *msq);
428 int security_msg_queue_associate(struct kern_ipc_perm *msq, int msqflg);
429 int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd);
430 int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
431 struct msg_msg *msg, int msqflg);
432 int security_msg_queue_msgrcv(struct kern_ipc_perm *msq, struct msg_msg *msg,
433 struct task_struct *target, long type, int mode);
434 int security_shm_alloc(struct kern_ipc_perm *shp);
435 void security_shm_free(struct kern_ipc_perm *shp);
436 int security_shm_associate(struct kern_ipc_perm *shp, int shmflg);
437 int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd);
438 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg);
439 int security_sem_alloc(struct kern_ipc_perm *sma);
440 void security_sem_free(struct kern_ipc_perm *sma);
441 int security_sem_associate(struct kern_ipc_perm *sma, int semflg);
442 int security_sem_semctl(struct kern_ipc_perm *sma, int cmd);
443 int security_sem_semop(struct kern_ipc_perm *sma, struct sembuf *sops,
444 unsigned nsops, int alter);
445 void security_d_instantiate(struct dentry *dentry, struct inode *inode);
446 int security_getprocattr(struct task_struct *p, const char *lsm, char *name,
448 int security_setprocattr(const char *lsm, const char *name, void *value,
450 int security_netlink_send(struct sock *sk, struct sk_buff *skb);
451 int security_ismaclabel(const char *name);
452 int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
453 int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid);
454 void security_release_secctx(char *secdata, u32 seclen);
455 void security_inode_invalidate_secctx(struct inode *inode);
456 int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen);
457 int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen);
458 int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen);
459 int security_locked_down(enum lockdown_reason what);
460 #else /* CONFIG_SECURITY */
462 static inline int call_blocking_lsm_notifier(enum lsm_event event, void *data)
467 static inline int register_blocking_lsm_notifier(struct notifier_block *nb)
472 static inline int unregister_blocking_lsm_notifier(struct notifier_block *nb)
477 static inline void security_free_mnt_opts(void **mnt_opts)
482 * This is the default capabilities functionality. Most of these functions
483 * are just stubbed out, but a few must call the proper capable code.
486 static inline int security_init(void)
491 static inline int early_security_init(void)
496 static inline int security_binder_set_context_mgr(struct task_struct *mgr)
501 static inline int security_binder_transaction(struct task_struct *from,
502 struct task_struct *to)
507 static inline int security_binder_transfer_binder(struct task_struct *from,
508 struct task_struct *to)
513 static inline int security_binder_transfer_file(struct task_struct *from,
514 struct task_struct *to,
520 static inline int security_ptrace_access_check(struct task_struct *child,
523 return cap_ptrace_access_check(child, mode);
526 static inline int security_ptrace_traceme(struct task_struct *parent)
528 return cap_ptrace_traceme(parent);
531 static inline int security_capget(struct task_struct *target,
532 kernel_cap_t *effective,
533 kernel_cap_t *inheritable,
534 kernel_cap_t *permitted)
536 return cap_capget(target, effective, inheritable, permitted);
539 static inline int security_capset(struct cred *new,
540 const struct cred *old,
541 const kernel_cap_t *effective,
542 const kernel_cap_t *inheritable,
543 const kernel_cap_t *permitted)
545 return cap_capset(new, old, effective, inheritable, permitted);
548 static inline int security_capable(const struct cred *cred,
549 struct user_namespace *ns,
553 return cap_capable(cred, ns, cap, opts);
556 static inline int security_quotactl(int cmds, int type, int id,
557 struct super_block *sb)
562 static inline int security_quota_on(struct dentry *dentry)
567 static inline int security_syslog(int type)
572 static inline int security_settime64(const struct timespec64 *ts,
573 const struct timezone *tz)
575 return cap_settime(ts, tz);
578 static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
580 return __vm_enough_memory(mm, pages, cap_vm_enough_memory(mm, pages));
583 static inline int security_bprm_creds_for_exec(struct linux_binprm *bprm)
588 static inline int security_bprm_creds_from_file(struct linux_binprm *bprm,
591 return cap_bprm_creds_from_file(bprm, file);
594 static inline int security_bprm_check(struct linux_binprm *bprm)
599 static inline void security_bprm_committing_creds(struct linux_binprm *bprm)
603 static inline void security_bprm_committed_creds(struct linux_binprm *bprm)
607 static inline int security_fs_context_dup(struct fs_context *fc,
608 struct fs_context *src_fc)
612 static inline int security_fs_context_parse_param(struct fs_context *fc,
613 struct fs_parameter *param)
618 static inline int security_sb_alloc(struct super_block *sb)
623 static inline void security_sb_free(struct super_block *sb)
626 static inline int security_sb_eat_lsm_opts(char *options,
632 static inline int security_sb_remount(struct super_block *sb,
638 static inline int security_sb_kern_mount(struct super_block *sb)
643 static inline int security_sb_show_options(struct seq_file *m,
644 struct super_block *sb)
649 static inline int security_sb_statfs(struct dentry *dentry)
654 static inline int security_sb_mount(const char *dev_name, const struct path *path,
655 const char *type, unsigned long flags,
661 static inline int security_sb_umount(struct vfsmount *mnt, int flags)
666 static inline int security_sb_pivotroot(const struct path *old_path,
667 const struct path *new_path)
672 static inline int security_sb_set_mnt_opts(struct super_block *sb,
674 unsigned long kern_flags,
675 unsigned long *set_kern_flags)
680 static inline int security_sb_clone_mnt_opts(const struct super_block *oldsb,
681 struct super_block *newsb,
682 unsigned long kern_flags,
683 unsigned long *set_kern_flags)
688 static inline int security_add_mnt_opt(const char *option, const char *val,
689 int len, void **mnt_opts)
694 static inline int security_move_mount(const struct path *from_path,
695 const struct path *to_path)
700 static inline int security_path_notify(const struct path *path, u64 mask,
701 unsigned int obj_type)
706 static inline int security_inode_alloc(struct inode *inode)
711 static inline void security_inode_free(struct inode *inode)
714 static inline int security_dentry_init_security(struct dentry *dentry,
716 const struct qstr *name,
723 static inline int security_dentry_create_files_as(struct dentry *dentry,
724 int mode, struct qstr *name,
725 const struct cred *old,
732 static inline int security_inode_init_security(struct inode *inode,
734 const struct qstr *qstr,
735 const initxattrs xattrs,
741 static inline int security_old_inode_init_security(struct inode *inode,
743 const struct qstr *qstr,
745 void **value, size_t *len)
750 static inline int security_inode_create(struct inode *dir,
751 struct dentry *dentry,
757 static inline int security_inode_link(struct dentry *old_dentry,
759 struct dentry *new_dentry)
764 static inline int security_inode_unlink(struct inode *dir,
765 struct dentry *dentry)
770 static inline int security_inode_symlink(struct inode *dir,
771 struct dentry *dentry,
772 const char *old_name)
777 static inline int security_inode_mkdir(struct inode *dir,
778 struct dentry *dentry,
784 static inline int security_inode_rmdir(struct inode *dir,
785 struct dentry *dentry)
790 static inline int security_inode_mknod(struct inode *dir,
791 struct dentry *dentry,
797 static inline int security_inode_rename(struct inode *old_dir,
798 struct dentry *old_dentry,
799 struct inode *new_dir,
800 struct dentry *new_dentry,
806 static inline int security_inode_readlink(struct dentry *dentry)
811 static inline int security_inode_follow_link(struct dentry *dentry,
818 static inline int security_inode_permission(struct inode *inode, int mask)
823 static inline int security_inode_setattr(struct dentry *dentry,
829 static inline int security_inode_getattr(const struct path *path)
834 static inline int security_inode_setxattr(struct dentry *dentry,
835 const char *name, const void *value, size_t size, int flags)
837 return cap_inode_setxattr(dentry, name, value, size, flags);
840 static inline void security_inode_post_setxattr(struct dentry *dentry,
841 const char *name, const void *value, size_t size, int flags)
844 static inline int security_inode_getxattr(struct dentry *dentry,
850 static inline int security_inode_listxattr(struct dentry *dentry)
855 static inline int security_inode_removexattr(struct dentry *dentry,
858 return cap_inode_removexattr(dentry, name);
861 static inline int security_inode_need_killpriv(struct dentry *dentry)
863 return cap_inode_need_killpriv(dentry);
866 static inline int security_inode_killpriv(struct dentry *dentry)
868 return cap_inode_killpriv(dentry);
871 static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
873 return cap_inode_getsecurity(inode, name, buffer, alloc);
876 static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
881 static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
886 static inline void security_inode_getsecid(struct inode *inode, u32 *secid)
891 static inline int security_inode_copy_up(struct dentry *src, struct cred **new)
896 static inline int security_kernfs_init_security(struct kernfs_node *kn_dir,
897 struct kernfs_node *kn)
902 static inline int security_inode_copy_up_xattr(const char *name)
907 static inline int security_file_permission(struct file *file, int mask)
912 static inline int security_file_alloc(struct file *file)
917 static inline void security_file_free(struct file *file)
920 static inline int security_file_ioctl(struct file *file, unsigned int cmd,
926 static inline int security_mmap_file(struct file *file, unsigned long prot,
932 static inline int security_mmap_addr(unsigned long addr)
934 return cap_mmap_addr(addr);
937 static inline int security_file_mprotect(struct vm_area_struct *vma,
938 unsigned long reqprot,
944 static inline int security_file_lock(struct file *file, unsigned int cmd)
949 static inline int security_file_fcntl(struct file *file, unsigned int cmd,
955 static inline void security_file_set_fowner(struct file *file)
960 static inline int security_file_send_sigiotask(struct task_struct *tsk,
961 struct fown_struct *fown,
967 static inline int security_file_receive(struct file *file)
972 static inline int security_file_open(struct file *file)
977 static inline int security_task_alloc(struct task_struct *task,
978 unsigned long clone_flags)
983 static inline void security_task_free(struct task_struct *task)
986 static inline int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
991 static inline void security_cred_free(struct cred *cred)
994 static inline int security_prepare_creds(struct cred *new,
995 const struct cred *old,
1001 static inline void security_transfer_creds(struct cred *new,
1002 const struct cred *old)
1006 static inline int security_kernel_act_as(struct cred *cred, u32 secid)
1011 static inline int security_kernel_create_files_as(struct cred *cred,
1012 struct inode *inode)
1017 static inline int security_kernel_module_request(char *kmod_name)
1022 static inline int security_kernel_load_data(enum kernel_load_data_id id, bool contents)
1027 static inline int security_kernel_post_load_data(char *buf, loff_t size,
1028 enum kernel_load_data_id id,
1034 static inline int security_kernel_read_file(struct file *file,
1035 enum kernel_read_file_id id,
1041 static inline int security_kernel_post_read_file(struct file *file,
1042 char *buf, loff_t size,
1043 enum kernel_read_file_id id)
1048 static inline int security_task_fix_setuid(struct cred *new,
1049 const struct cred *old,
1052 return cap_task_fix_setuid(new, old, flags);
1055 static inline int security_task_fix_setgid(struct cred *new,
1056 const struct cred *old,
1062 static inline int security_task_setpgid(struct task_struct *p, pid_t pgid)
1067 static inline int security_task_getpgid(struct task_struct *p)
1072 static inline int security_task_getsid(struct task_struct *p)
1077 static inline void security_task_getsecid(struct task_struct *p, u32 *secid)
1082 static inline int security_task_setnice(struct task_struct *p, int nice)
1084 return cap_task_setnice(p, nice);
1087 static inline int security_task_setioprio(struct task_struct *p, int ioprio)
1089 return cap_task_setioprio(p, ioprio);
1092 static inline int security_task_getioprio(struct task_struct *p)
1097 static inline int security_task_prlimit(const struct cred *cred,
1098 const struct cred *tcred,
1104 static inline int security_task_setrlimit(struct task_struct *p,
1105 unsigned int resource,
1106 struct rlimit *new_rlim)
1111 static inline int security_task_setscheduler(struct task_struct *p)
1113 return cap_task_setscheduler(p);
1116 static inline int security_task_getscheduler(struct task_struct *p)
1121 static inline int security_task_movememory(struct task_struct *p)
1126 static inline int security_task_kill(struct task_struct *p,
1127 struct kernel_siginfo *info, int sig,
1128 const struct cred *cred)
1133 static inline int security_task_prctl(int option, unsigned long arg2,
1138 return cap_task_prctl(option, arg2, arg3, arg4, arg5);
1141 static inline void security_task_to_inode(struct task_struct *p, struct inode *inode)
1144 static inline int security_ipc_permission(struct kern_ipc_perm *ipcp,
1150 static inline void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
1155 static inline int security_msg_msg_alloc(struct msg_msg *msg)
1160 static inline void security_msg_msg_free(struct msg_msg *msg)
1163 static inline int security_msg_queue_alloc(struct kern_ipc_perm *msq)
1168 static inline void security_msg_queue_free(struct kern_ipc_perm *msq)
1171 static inline int security_msg_queue_associate(struct kern_ipc_perm *msq,
1177 static inline int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd)
1182 static inline int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
1183 struct msg_msg *msg, int msqflg)
1188 static inline int security_msg_queue_msgrcv(struct kern_ipc_perm *msq,
1189 struct msg_msg *msg,
1190 struct task_struct *target,
1191 long type, int mode)
1196 static inline int security_shm_alloc(struct kern_ipc_perm *shp)
1201 static inline void security_shm_free(struct kern_ipc_perm *shp)
1204 static inline int security_shm_associate(struct kern_ipc_perm *shp,
1210 static inline int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd)
1215 static inline int security_shm_shmat(struct kern_ipc_perm *shp,
1216 char __user *shmaddr, int shmflg)
1221 static inline int security_sem_alloc(struct kern_ipc_perm *sma)
1226 static inline void security_sem_free(struct kern_ipc_perm *sma)
1229 static inline int security_sem_associate(struct kern_ipc_perm *sma, int semflg)
1234 static inline int security_sem_semctl(struct kern_ipc_perm *sma, int cmd)
1239 static inline int security_sem_semop(struct kern_ipc_perm *sma,
1240 struct sembuf *sops, unsigned nsops,
1246 static inline void security_d_instantiate(struct dentry *dentry,
1247 struct inode *inode)
1250 static inline int security_getprocattr(struct task_struct *p, const char *lsm,
1251 char *name, char **value)
1256 static inline int security_setprocattr(const char *lsm, char *name,
1257 void *value, size_t size)
1262 static inline int security_netlink_send(struct sock *sk, struct sk_buff *skb)
1267 static inline int security_ismaclabel(const char *name)
1272 static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
1277 static inline int security_secctx_to_secid(const char *secdata,
1284 static inline void security_release_secctx(char *secdata, u32 seclen)
1288 static inline void security_inode_invalidate_secctx(struct inode *inode)
1292 static inline int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
1296 static inline int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
1300 static inline int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
1304 static inline int security_locked_down(enum lockdown_reason what)
1308 #endif /* CONFIG_SECURITY */
1310 #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE)
1311 int security_post_notification(const struct cred *w_cred,
1312 const struct cred *cred,
1313 struct watch_notification *n);
1315 static inline int security_post_notification(const struct cred *w_cred,
1316 const struct cred *cred,
1317 struct watch_notification *n)
1323 #if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS)
1324 int security_watch_key(struct key *key);
1326 static inline int security_watch_key(struct key *key)
1332 #ifdef CONFIG_SECURITY_NETWORK
1334 int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk);
1335 int security_unix_may_send(struct socket *sock, struct socket *other);
1336 int security_socket_create(int family, int type, int protocol, int kern);
1337 int security_socket_post_create(struct socket *sock, int family,
1338 int type, int protocol, int kern);
1339 int security_socket_socketpair(struct socket *socka, struct socket *sockb);
1340 int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen);
1341 int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen);
1342 int security_socket_listen(struct socket *sock, int backlog);
1343 int security_socket_accept(struct socket *sock, struct socket *newsock);
1344 int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size);
1345 int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
1346 int size, int flags);
1347 int security_socket_getsockname(struct socket *sock);
1348 int security_socket_getpeername(struct socket *sock);
1349 int security_socket_getsockopt(struct socket *sock, int level, int optname);
1350 int security_socket_setsockopt(struct socket *sock, int level, int optname);
1351 int security_socket_shutdown(struct socket *sock, int how);
1352 int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb);
1353 int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1354 int __user *optlen, unsigned len);
1355 int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid);
1356 int security_sk_alloc(struct sock *sk, int family, gfp_t priority);
1357 void security_sk_free(struct sock *sk);
1358 void security_sk_clone(const struct sock *sk, struct sock *newsk);
1359 void security_sk_classify_flow(struct sock *sk, struct flowi *fl);
1360 void security_req_classify_flow(const struct request_sock *req, struct flowi *fl);
1361 void security_sock_graft(struct sock*sk, struct socket *parent);
1362 int security_inet_conn_request(const struct sock *sk,
1363 struct sk_buff *skb, struct request_sock *req);
1364 void security_inet_csk_clone(struct sock *newsk,
1365 const struct request_sock *req);
1366 void security_inet_conn_established(struct sock *sk,
1367 struct sk_buff *skb);
1368 int security_secmark_relabel_packet(u32 secid);
1369 void security_secmark_refcount_inc(void);
1370 void security_secmark_refcount_dec(void);
1371 int security_tun_dev_alloc_security(void **security);
1372 void security_tun_dev_free_security(void *security);
1373 int security_tun_dev_create(void);
1374 int security_tun_dev_attach_queue(void *security);
1375 int security_tun_dev_attach(struct sock *sk, void *security);
1376 int security_tun_dev_open(void *security);
1377 int security_sctp_assoc_request(struct sctp_endpoint *ep, struct sk_buff *skb);
1378 int security_sctp_bind_connect(struct sock *sk, int optname,
1379 struct sockaddr *address, int addrlen);
1380 void security_sctp_sk_clone(struct sctp_endpoint *ep, struct sock *sk,
1381 struct sock *newsk);
1383 #else /* CONFIG_SECURITY_NETWORK */
1384 static inline int security_unix_stream_connect(struct sock *sock,
1391 static inline int security_unix_may_send(struct socket *sock,
1392 struct socket *other)
1397 static inline int security_socket_create(int family, int type,
1398 int protocol, int kern)
1403 static inline int security_socket_post_create(struct socket *sock,
1406 int protocol, int kern)
1411 static inline int security_socket_socketpair(struct socket *socka,
1412 struct socket *sockb)
1417 static inline int security_socket_bind(struct socket *sock,
1418 struct sockaddr *address,
1424 static inline int security_socket_connect(struct socket *sock,
1425 struct sockaddr *address,
1431 static inline int security_socket_listen(struct socket *sock, int backlog)
1436 static inline int security_socket_accept(struct socket *sock,
1437 struct socket *newsock)
1442 static inline int security_socket_sendmsg(struct socket *sock,
1443 struct msghdr *msg, int size)
1448 static inline int security_socket_recvmsg(struct socket *sock,
1449 struct msghdr *msg, int size,
1455 static inline int security_socket_getsockname(struct socket *sock)
1460 static inline int security_socket_getpeername(struct socket *sock)
1465 static inline int security_socket_getsockopt(struct socket *sock,
1466 int level, int optname)
1471 static inline int security_socket_setsockopt(struct socket *sock,
1472 int level, int optname)
1477 static inline int security_socket_shutdown(struct socket *sock, int how)
1481 static inline int security_sock_rcv_skb(struct sock *sk,
1482 struct sk_buff *skb)
1487 static inline int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1488 int __user *optlen, unsigned len)
1490 return -ENOPROTOOPT;
1493 static inline int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
1495 return -ENOPROTOOPT;
1498 static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
1503 static inline void security_sk_free(struct sock *sk)
1507 static inline void security_sk_clone(const struct sock *sk, struct sock *newsk)
1511 static inline void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
1515 static inline void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
1519 static inline void security_sock_graft(struct sock *sk, struct socket *parent)
1523 static inline int security_inet_conn_request(const struct sock *sk,
1524 struct sk_buff *skb, struct request_sock *req)
1529 static inline void security_inet_csk_clone(struct sock *newsk,
1530 const struct request_sock *req)
1534 static inline void security_inet_conn_established(struct sock *sk,
1535 struct sk_buff *skb)
1539 static inline int security_secmark_relabel_packet(u32 secid)
1544 static inline void security_secmark_refcount_inc(void)
1548 static inline void security_secmark_refcount_dec(void)
1552 static inline int security_tun_dev_alloc_security(void **security)
1557 static inline void security_tun_dev_free_security(void *security)
1561 static inline int security_tun_dev_create(void)
1566 static inline int security_tun_dev_attach_queue(void *security)
1571 static inline int security_tun_dev_attach(struct sock *sk, void *security)
1576 static inline int security_tun_dev_open(void *security)
1581 static inline int security_sctp_assoc_request(struct sctp_endpoint *ep,
1582 struct sk_buff *skb)
1587 static inline int security_sctp_bind_connect(struct sock *sk, int optname,
1588 struct sockaddr *address,
1594 static inline void security_sctp_sk_clone(struct sctp_endpoint *ep,
1599 #endif /* CONFIG_SECURITY_NETWORK */
1601 #ifdef CONFIG_SECURITY_INFINIBAND
1602 int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey);
1603 int security_ib_endport_manage_subnet(void *sec, const char *name, u8 port_num);
1604 int security_ib_alloc_security(void **sec);
1605 void security_ib_free_security(void *sec);
1606 #else /* CONFIG_SECURITY_INFINIBAND */
1607 static inline int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey)
1612 static inline int security_ib_endport_manage_subnet(void *sec, const char *dev_name, u8 port_num)
1617 static inline int security_ib_alloc_security(void **sec)
1622 static inline void security_ib_free_security(void *sec)
1625 #endif /* CONFIG_SECURITY_INFINIBAND */
1627 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1629 int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
1630 struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp);
1631 int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp);
1632 void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx);
1633 int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx);
1634 int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
1635 int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1636 struct xfrm_sec_ctx *polsec, u32 secid);
1637 int security_xfrm_state_delete(struct xfrm_state *x);
1638 void security_xfrm_state_free(struct xfrm_state *x);
1639 int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);
1640 int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1641 struct xfrm_policy *xp,
1642 const struct flowi *fl);
1643 int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid);
1644 void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl);
1646 #else /* CONFIG_SECURITY_NETWORK_XFRM */
1648 static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
1649 struct xfrm_user_sec_ctx *sec_ctx,
1655 static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx *old, struct xfrm_sec_ctx **new_ctxp)
1660 static inline void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
1664 static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
1669 static inline int security_xfrm_state_alloc(struct xfrm_state *x,
1670 struct xfrm_user_sec_ctx *sec_ctx)
1675 static inline int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1676 struct xfrm_sec_ctx *polsec, u32 secid)
1681 static inline void security_xfrm_state_free(struct xfrm_state *x)
1685 static inline int security_xfrm_state_delete(struct xfrm_state *x)
1690 static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
1695 static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1696 struct xfrm_policy *xp, const struct flowi *fl)
1701 static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
1706 static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
1710 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
1712 #ifdef CONFIG_SECURITY_PATH
1713 int security_path_unlink(const struct path *dir, struct dentry *dentry);
1714 int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode);
1715 int security_path_rmdir(const struct path *dir, struct dentry *dentry);
1716 int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode,
1718 int security_path_truncate(const struct path *path);
1719 int security_path_symlink(const struct path *dir, struct dentry *dentry,
1720 const char *old_name);
1721 int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
1722 struct dentry *new_dentry);
1723 int security_path_rename(const struct path *old_dir, struct dentry *old_dentry,
1724 const struct path *new_dir, struct dentry *new_dentry,
1725 unsigned int flags);
1726 int security_path_chmod(const struct path *path, umode_t mode);
1727 int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid);
1728 int security_path_chroot(const struct path *path);
1729 #else /* CONFIG_SECURITY_PATH */
1730 static inline int security_path_unlink(const struct path *dir, struct dentry *dentry)
1735 static inline int security_path_mkdir(const struct path *dir, struct dentry *dentry,
1741 static inline int security_path_rmdir(const struct path *dir, struct dentry *dentry)
1746 static inline int security_path_mknod(const struct path *dir, struct dentry *dentry,
1747 umode_t mode, unsigned int dev)
1752 static inline int security_path_truncate(const struct path *path)
1757 static inline int security_path_symlink(const struct path *dir, struct dentry *dentry,
1758 const char *old_name)
1763 static inline int security_path_link(struct dentry *old_dentry,
1764 const struct path *new_dir,
1765 struct dentry *new_dentry)
1770 static inline int security_path_rename(const struct path *old_dir,
1771 struct dentry *old_dentry,
1772 const struct path *new_dir,
1773 struct dentry *new_dentry,
1779 static inline int security_path_chmod(const struct path *path, umode_t mode)
1784 static inline int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
1789 static inline int security_path_chroot(const struct path *path)
1793 #endif /* CONFIG_SECURITY_PATH */
1796 #ifdef CONFIG_SECURITY
1798 int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags);
1799 void security_key_free(struct key *key);
1800 int security_key_permission(key_ref_t key_ref, const struct cred *cred,
1801 enum key_need_perm need_perm);
1802 int security_key_getsecurity(struct key *key, char **_buffer);
1806 static inline int security_key_alloc(struct key *key,
1807 const struct cred *cred,
1808 unsigned long flags)
1813 static inline void security_key_free(struct key *key)
1817 static inline int security_key_permission(key_ref_t key_ref,
1818 const struct cred *cred,
1819 enum key_need_perm need_perm)
1824 static inline int security_key_getsecurity(struct key *key, char **_buffer)
1831 #endif /* CONFIG_KEYS */
1834 #ifdef CONFIG_SECURITY
1835 int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule);
1836 int security_audit_rule_known(struct audit_krule *krule);
1837 int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule);
1838 void security_audit_rule_free(void *lsmrule);
1842 static inline int security_audit_rule_init(u32 field, u32 op, char *rulestr,
1848 static inline int security_audit_rule_known(struct audit_krule *krule)
1853 static inline int security_audit_rule_match(u32 secid, u32 field, u32 op,
1859 static inline void security_audit_rule_free(void *lsmrule)
1862 #endif /* CONFIG_SECURITY */
1863 #endif /* CONFIG_AUDIT */
1865 #ifdef CONFIG_SECURITYFS
1867 extern struct dentry *securityfs_create_file(const char *name, umode_t mode,
1868 struct dentry *parent, void *data,
1869 const struct file_operations *fops);
1870 extern struct dentry *securityfs_create_dir(const char *name, struct dentry *parent);
1871 struct dentry *securityfs_create_symlink(const char *name,
1872 struct dentry *parent,
1874 const struct inode_operations *iops);
1875 extern void securityfs_remove(struct dentry *dentry);
1877 #else /* CONFIG_SECURITYFS */
1879 static inline struct dentry *securityfs_create_dir(const char *name,
1880 struct dentry *parent)
1882 return ERR_PTR(-ENODEV);
1885 static inline struct dentry *securityfs_create_file(const char *name,
1887 struct dentry *parent,
1889 const struct file_operations *fops)
1891 return ERR_PTR(-ENODEV);
1894 static inline struct dentry *securityfs_create_symlink(const char *name,
1895 struct dentry *parent,
1897 const struct inode_operations *iops)
1899 return ERR_PTR(-ENODEV);
1902 static inline void securityfs_remove(struct dentry *dentry)
1907 #ifdef CONFIG_BPF_SYSCALL
1911 struct bpf_prog_aux;
1912 #ifdef CONFIG_SECURITY
1913 extern int security_bpf(int cmd, union bpf_attr *attr, unsigned int size);
1914 extern int security_bpf_map(struct bpf_map *map, fmode_t fmode);
1915 extern int security_bpf_prog(struct bpf_prog *prog);
1916 extern int security_bpf_map_alloc(struct bpf_map *map);
1917 extern void security_bpf_map_free(struct bpf_map *map);
1918 extern int security_bpf_prog_alloc(struct bpf_prog_aux *aux);
1919 extern void security_bpf_prog_free(struct bpf_prog_aux *aux);
1921 static inline int security_bpf(int cmd, union bpf_attr *attr,
1927 static inline int security_bpf_map(struct bpf_map *map, fmode_t fmode)
1932 static inline int security_bpf_prog(struct bpf_prog *prog)
1937 static inline int security_bpf_map_alloc(struct bpf_map *map)
1942 static inline void security_bpf_map_free(struct bpf_map *map)
1945 static inline int security_bpf_prog_alloc(struct bpf_prog_aux *aux)
1950 static inline void security_bpf_prog_free(struct bpf_prog_aux *aux)
1952 #endif /* CONFIG_SECURITY */
1953 #endif /* CONFIG_BPF_SYSCALL */
1955 #ifdef CONFIG_PERF_EVENTS
1956 struct perf_event_attr;
1959 #ifdef CONFIG_SECURITY
1960 extern int security_perf_event_open(struct perf_event_attr *attr, int type);
1961 extern int security_perf_event_alloc(struct perf_event *event);
1962 extern void security_perf_event_free(struct perf_event *event);
1963 extern int security_perf_event_read(struct perf_event *event);
1964 extern int security_perf_event_write(struct perf_event *event);
1966 static inline int security_perf_event_open(struct perf_event_attr *attr,
1972 static inline int security_perf_event_alloc(struct perf_event *event)
1977 static inline void security_perf_event_free(struct perf_event *event)
1981 static inline int security_perf_event_read(struct perf_event *event)
1986 static inline int security_perf_event_write(struct perf_event *event)
1990 #endif /* CONFIG_SECURITY */
1991 #endif /* CONFIG_PERF_EVENTS */
1993 #endif /* ! __LINUX_SECURITY_H */