4 * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
5 * Copyright (C) 2001 Greg Kroah-Hartman <greg@kroah.com>
6 * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
7 * Copyright (C) 2001 James Morris <jmorris@intercode.com.au>
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/key.h>
27 #include <linux/capability.h>
29 #include <linux/slab.h>
30 #include <linux/err.h>
31 #include <linux/string.h>
37 struct kernel_siginfo;
50 struct file_operations;
60 /* Default (no) options for the capable function */
61 #define CAP_OPT_NONE 0x0
62 /* If capable should audit the security request */
63 #define CAP_OPT_NOAUDIT BIT(1)
64 /* If capable is being called by a setid function */
65 #define CAP_OPT_INSETID BIT(2)
67 /* LSM Agnostic defines for fs_context::lsm_flags */
68 #define SECURITY_LSM_NATIVE_LABELS 1
72 struct user_namespace;
80 * These are reasons that can be passed to the security_locked_down()
81 * LSM hook. Lockdown reasons that protect kernel integrity (ie, the
82 * ability for userland to modify kernel code) are placed before
83 * LOCKDOWN_INTEGRITY_MAX. Lockdown reasons that protect kernel
84 * confidentiality (ie, the ability for userland to extract
85 * information from the running kernel that would otherwise be
86 * restricted) are placed before LOCKDOWN_CONFIDENTIALITY_MAX.
88 * LSM authors should note that the semantics of any given lockdown
89 * reason are not guaranteed to be stable - the same reason may block
90 * one set of features in one kernel release, and a slightly different
91 * set of features in a later kernel release. LSMs that seek to expose
92 * lockdown policy at any level of granularity other than "none",
93 * "integrity" or "confidentiality" are responsible for either
94 * ensuring that they expose a consistent level of functionality to
95 * userland, or ensuring that userland is aware that this is
96 * potentially a moving target. It is easy to misuse this information
97 * in a way that could break userspace. Please be careful not to do
100 * If you add to this, remember to extend lockdown_reasons in
101 * security/lockdown/lockdown.c.
103 enum lockdown_reason {
105 LOCKDOWN_MODULE_SIGNATURE,
109 LOCKDOWN_HIBERNATION,
113 LOCKDOWN_ACPI_TABLES,
115 LOCKDOWN_TIOCSSERIAL,
116 LOCKDOWN_MODULE_PARAMETERS,
120 LOCKDOWN_INTEGRITY_MAX,
127 LOCKDOWN_CONFIDENTIALITY_MAX,
130 extern const char *const lockdown_reasons[LOCKDOWN_CONFIDENTIALITY_MAX+1];
132 /* These functions are in security/commoncap.c */
133 extern int cap_capable(const struct cred *cred, struct user_namespace *ns,
134 int cap, unsigned int opts);
135 extern int cap_settime(const struct timespec64 *ts, const struct timezone *tz);
136 extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode);
137 extern int cap_ptrace_traceme(struct task_struct *parent);
138 extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted);
139 extern int cap_capset(struct cred *new, const struct cred *old,
140 const kernel_cap_t *effective,
141 const kernel_cap_t *inheritable,
142 const kernel_cap_t *permitted);
143 extern int cap_bprm_repopulate_creds(struct linux_binprm *bprm);
144 extern int cap_inode_setxattr(struct dentry *dentry, const char *name,
145 const void *value, size_t size, int flags);
146 extern int cap_inode_removexattr(struct dentry *dentry, const char *name);
147 extern int cap_inode_need_killpriv(struct dentry *dentry);
148 extern int cap_inode_killpriv(struct dentry *dentry);
149 extern int cap_inode_getsecurity(struct inode *inode, const char *name,
150 void **buffer, bool alloc);
151 extern int cap_mmap_addr(unsigned long addr);
152 extern int cap_mmap_file(struct file *file, unsigned long reqprot,
153 unsigned long prot, unsigned long flags);
154 extern int cap_task_fix_setuid(struct cred *new, const struct cred *old, int flags);
155 extern int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3,
156 unsigned long arg4, unsigned long arg5);
157 extern int cap_task_setscheduler(struct task_struct *p);
158 extern int cap_task_setioprio(struct task_struct *p, int ioprio);
159 extern int cap_task_setnice(struct task_struct *p, int nice);
160 extern int cap_vm_enough_memory(struct mm_struct *mm, long pages);
169 struct xfrm_selector;
172 struct xfrm_user_sec_ctx;
174 struct sctp_endpoint;
177 extern unsigned long mmap_min_addr;
178 extern unsigned long dac_mmap_min_addr;
180 #define mmap_min_addr 0UL
181 #define dac_mmap_min_addr 0UL
185 * Values used in the task_security_ops calls
187 /* setuid or setgid, id0 == uid or gid */
188 #define LSM_SETID_ID 1
190 /* setreuid or setregid, id0 == real, id1 == eff */
191 #define LSM_SETID_RE 2
193 /* setresuid or setresgid, id0 == real, id1 == eff, uid2 == saved */
194 #define LSM_SETID_RES 4
196 /* setfsuid or setfsgid, id0 == fsuid or fsgid */
197 #define LSM_SETID_FS 8
199 /* Flags for security_task_prlimit(). */
200 #define LSM_PRLIMIT_READ 1
201 #define LSM_PRLIMIT_WRITE 2
203 /* forward declares to avoid warnings */
207 /* bprm->unsafe reasons */
208 #define LSM_UNSAFE_SHARE 1
209 #define LSM_UNSAFE_PTRACE 2
210 #define LSM_UNSAFE_NO_NEW_PRIVS 4
213 extern int mmap_min_addr_handler(struct ctl_table *table, int write,
214 void __user *buffer, size_t *lenp, loff_t *ppos);
217 /* security_inode_init_security callback function to write xattrs */
218 typedef int (*initxattrs) (struct inode *inode,
219 const struct xattr *xattr_array, void *fs_data);
222 /* Keep the kernel_load_data_id enum in sync with kernel_read_file_id */
223 #define __data_id_enumify(ENUM, dummy) LOADING_ ## ENUM,
224 #define __data_id_stringify(dummy, str) #str,
226 enum kernel_load_data_id {
227 __kernel_read_file_id(__data_id_enumify)
230 static const char * const kernel_load_data_str[] = {
231 __kernel_read_file_id(__data_id_stringify)
234 static inline const char *kernel_load_data_id_str(enum kernel_load_data_id id)
236 if ((unsigned)id >= LOADING_MAX_ID)
237 return kernel_load_data_str[LOADING_UNKNOWN];
239 return kernel_load_data_str[id];
242 #ifdef CONFIG_SECURITY
244 int call_blocking_lsm_notifier(enum lsm_event event, void *data);
245 int register_blocking_lsm_notifier(struct notifier_block *nb);
246 int unregister_blocking_lsm_notifier(struct notifier_block *nb);
249 extern int security_init(void);
250 extern int early_security_init(void);
252 /* Security operations */
253 int security_binder_set_context_mgr(struct task_struct *mgr);
254 int security_binder_transaction(struct task_struct *from,
255 struct task_struct *to);
256 int security_binder_transfer_binder(struct task_struct *from,
257 struct task_struct *to);
258 int security_binder_transfer_file(struct task_struct *from,
259 struct task_struct *to, struct file *file);
260 int security_ptrace_access_check(struct task_struct *child, unsigned int mode);
261 int security_ptrace_traceme(struct task_struct *parent);
262 int security_capget(struct task_struct *target,
263 kernel_cap_t *effective,
264 kernel_cap_t *inheritable,
265 kernel_cap_t *permitted);
266 int security_capset(struct cred *new, const struct cred *old,
267 const kernel_cap_t *effective,
268 const kernel_cap_t *inheritable,
269 const kernel_cap_t *permitted);
270 int security_capable(const struct cred *cred,
271 struct user_namespace *ns,
274 int security_quotactl(int cmds, int type, int id, struct super_block *sb);
275 int security_quota_on(struct dentry *dentry);
276 int security_syslog(int type);
277 int security_settime64(const struct timespec64 *ts, const struct timezone *tz);
278 int security_vm_enough_memory_mm(struct mm_struct *mm, long pages);
279 int security_bprm_creds_for_exec(struct linux_binprm *bprm);
280 int security_bprm_repopulate_creds(struct linux_binprm *bprm);
281 int security_bprm_check(struct linux_binprm *bprm);
282 void security_bprm_committing_creds(struct linux_binprm *bprm);
283 void security_bprm_committed_creds(struct linux_binprm *bprm);
284 int security_fs_context_dup(struct fs_context *fc, struct fs_context *src_fc);
285 int security_fs_context_parse_param(struct fs_context *fc, struct fs_parameter *param);
286 int security_sb_alloc(struct super_block *sb);
287 void security_sb_free(struct super_block *sb);
288 void security_free_mnt_opts(void **mnt_opts);
289 int security_sb_eat_lsm_opts(char *options, void **mnt_opts);
290 int security_sb_remount(struct super_block *sb, void *mnt_opts);
291 int security_sb_kern_mount(struct super_block *sb);
292 int security_sb_show_options(struct seq_file *m, struct super_block *sb);
293 int security_sb_statfs(struct dentry *dentry);
294 int security_sb_mount(const char *dev_name, const struct path *path,
295 const char *type, unsigned long flags, void *data);
296 int security_sb_umount(struct vfsmount *mnt, int flags);
297 int security_sb_pivotroot(const struct path *old_path, const struct path *new_path);
298 int security_sb_set_mnt_opts(struct super_block *sb,
300 unsigned long kern_flags,
301 unsigned long *set_kern_flags);
302 int security_sb_clone_mnt_opts(const struct super_block *oldsb,
303 struct super_block *newsb,
304 unsigned long kern_flags,
305 unsigned long *set_kern_flags);
306 int security_add_mnt_opt(const char *option, const char *val,
307 int len, void **mnt_opts);
308 int security_move_mount(const struct path *from_path, const struct path *to_path);
309 int security_dentry_init_security(struct dentry *dentry, int mode,
310 const struct qstr *name, void **ctx,
312 int security_dentry_create_files_as(struct dentry *dentry, int mode,
314 const struct cred *old,
316 int security_path_notify(const struct path *path, u64 mask,
317 unsigned int obj_type);
318 int security_inode_alloc(struct inode *inode);
319 void security_inode_free(struct inode *inode);
320 int security_inode_init_security(struct inode *inode, struct inode *dir,
321 const struct qstr *qstr,
322 initxattrs initxattrs, void *fs_data);
323 int security_old_inode_init_security(struct inode *inode, struct inode *dir,
324 const struct qstr *qstr, const char **name,
325 void **value, size_t *len);
326 int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode);
327 int security_inode_link(struct dentry *old_dentry, struct inode *dir,
328 struct dentry *new_dentry);
329 int security_inode_unlink(struct inode *dir, struct dentry *dentry);
330 int security_inode_symlink(struct inode *dir, struct dentry *dentry,
331 const char *old_name);
332 int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
333 int security_inode_rmdir(struct inode *dir, struct dentry *dentry);
334 int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev);
335 int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
336 struct inode *new_dir, struct dentry *new_dentry,
338 int security_inode_readlink(struct dentry *dentry);
339 int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
341 int security_inode_permission(struct inode *inode, int mask);
342 int security_inode_setattr(struct dentry *dentry, struct iattr *attr);
343 int security_inode_getattr(const struct path *path);
344 int security_inode_setxattr(struct dentry *dentry, const char *name,
345 const void *value, size_t size, int flags);
346 void security_inode_post_setxattr(struct dentry *dentry, const char *name,
347 const void *value, size_t size, int flags);
348 int security_inode_getxattr(struct dentry *dentry, const char *name);
349 int security_inode_listxattr(struct dentry *dentry);
350 int security_inode_removexattr(struct dentry *dentry, const char *name);
351 int security_inode_need_killpriv(struct dentry *dentry);
352 int security_inode_killpriv(struct dentry *dentry);
353 int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc);
354 int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
355 int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size);
356 void security_inode_getsecid(struct inode *inode, u32 *secid);
357 int security_inode_copy_up(struct dentry *src, struct cred **new);
358 int security_inode_copy_up_xattr(const char *name);
359 int security_kernfs_init_security(struct kernfs_node *kn_dir,
360 struct kernfs_node *kn);
361 int security_file_permission(struct file *file, int mask);
362 int security_file_alloc(struct file *file);
363 void security_file_free(struct file *file);
364 int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
365 int security_mmap_file(struct file *file, unsigned long prot,
366 unsigned long flags);
367 int security_mmap_addr(unsigned long addr);
368 int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
370 int security_file_lock(struct file *file, unsigned int cmd);
371 int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
372 void security_file_set_fowner(struct file *file);
373 int security_file_send_sigiotask(struct task_struct *tsk,
374 struct fown_struct *fown, int sig);
375 int security_file_receive(struct file *file);
376 int security_file_open(struct file *file);
377 int security_task_alloc(struct task_struct *task, unsigned long clone_flags);
378 void security_task_free(struct task_struct *task);
379 int security_cred_alloc_blank(struct cred *cred, gfp_t gfp);
380 void security_cred_free(struct cred *cred);
381 int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp);
382 void security_transfer_creds(struct cred *new, const struct cred *old);
383 void security_cred_getsecid(const struct cred *c, u32 *secid);
384 int security_kernel_act_as(struct cred *new, u32 secid);
385 int security_kernel_create_files_as(struct cred *new, struct inode *inode);
386 int security_kernel_module_request(char *kmod_name);
387 int security_kernel_load_data(enum kernel_load_data_id id);
388 int security_kernel_read_file(struct file *file, enum kernel_read_file_id id);
389 int security_kernel_post_read_file(struct file *file, char *buf, loff_t size,
390 enum kernel_read_file_id id);
391 int security_task_fix_setuid(struct cred *new, const struct cred *old,
393 int security_task_setpgid(struct task_struct *p, pid_t pgid);
394 int security_task_getpgid(struct task_struct *p);
395 int security_task_getsid(struct task_struct *p);
396 void security_task_getsecid(struct task_struct *p, u32 *secid);
397 int security_task_setnice(struct task_struct *p, int nice);
398 int security_task_setioprio(struct task_struct *p, int ioprio);
399 int security_task_getioprio(struct task_struct *p);
400 int security_task_prlimit(const struct cred *cred, const struct cred *tcred,
402 int security_task_setrlimit(struct task_struct *p, unsigned int resource,
403 struct rlimit *new_rlim);
404 int security_task_setscheduler(struct task_struct *p);
405 int security_task_getscheduler(struct task_struct *p);
406 int security_task_movememory(struct task_struct *p);
407 int security_task_kill(struct task_struct *p, struct kernel_siginfo *info,
408 int sig, const struct cred *cred);
409 int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
410 unsigned long arg4, unsigned long arg5);
411 void security_task_to_inode(struct task_struct *p, struct inode *inode);
412 int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag);
413 void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid);
414 int security_msg_msg_alloc(struct msg_msg *msg);
415 void security_msg_msg_free(struct msg_msg *msg);
416 int security_msg_queue_alloc(struct kern_ipc_perm *msq);
417 void security_msg_queue_free(struct kern_ipc_perm *msq);
418 int security_msg_queue_associate(struct kern_ipc_perm *msq, int msqflg);
419 int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd);
420 int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
421 struct msg_msg *msg, int msqflg);
422 int security_msg_queue_msgrcv(struct kern_ipc_perm *msq, struct msg_msg *msg,
423 struct task_struct *target, long type, int mode);
424 int security_shm_alloc(struct kern_ipc_perm *shp);
425 void security_shm_free(struct kern_ipc_perm *shp);
426 int security_shm_associate(struct kern_ipc_perm *shp, int shmflg);
427 int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd);
428 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg);
429 int security_sem_alloc(struct kern_ipc_perm *sma);
430 void security_sem_free(struct kern_ipc_perm *sma);
431 int security_sem_associate(struct kern_ipc_perm *sma, int semflg);
432 int security_sem_semctl(struct kern_ipc_perm *sma, int cmd);
433 int security_sem_semop(struct kern_ipc_perm *sma, struct sembuf *sops,
434 unsigned nsops, int alter);
435 void security_d_instantiate(struct dentry *dentry, struct inode *inode);
436 int security_getprocattr(struct task_struct *p, const char *lsm, char *name,
438 int security_setprocattr(const char *lsm, const char *name, void *value,
440 int security_netlink_send(struct sock *sk, struct sk_buff *skb);
441 int security_ismaclabel(const char *name);
442 int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
443 int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid);
444 void security_release_secctx(char *secdata, u32 seclen);
445 void security_inode_invalidate_secctx(struct inode *inode);
446 int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen);
447 int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen);
448 int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen);
449 int security_locked_down(enum lockdown_reason what);
450 #else /* CONFIG_SECURITY */
452 static inline int call_blocking_lsm_notifier(enum lsm_event event, void *data)
457 static inline int register_blocking_lsm_notifier(struct notifier_block *nb)
462 static inline int unregister_blocking_lsm_notifier(struct notifier_block *nb)
467 static inline void security_free_mnt_opts(void **mnt_opts)
472 * This is the default capabilities functionality. Most of these functions
473 * are just stubbed out, but a few must call the proper capable code.
476 static inline int security_init(void)
481 static inline int early_security_init(void)
486 static inline int security_binder_set_context_mgr(struct task_struct *mgr)
491 static inline int security_binder_transaction(struct task_struct *from,
492 struct task_struct *to)
497 static inline int security_binder_transfer_binder(struct task_struct *from,
498 struct task_struct *to)
503 static inline int security_binder_transfer_file(struct task_struct *from,
504 struct task_struct *to,
510 static inline int security_ptrace_access_check(struct task_struct *child,
513 return cap_ptrace_access_check(child, mode);
516 static inline int security_ptrace_traceme(struct task_struct *parent)
518 return cap_ptrace_traceme(parent);
521 static inline int security_capget(struct task_struct *target,
522 kernel_cap_t *effective,
523 kernel_cap_t *inheritable,
524 kernel_cap_t *permitted)
526 return cap_capget(target, effective, inheritable, permitted);
529 static inline int security_capset(struct cred *new,
530 const struct cred *old,
531 const kernel_cap_t *effective,
532 const kernel_cap_t *inheritable,
533 const kernel_cap_t *permitted)
535 return cap_capset(new, old, effective, inheritable, permitted);
538 static inline int security_capable(const struct cred *cred,
539 struct user_namespace *ns,
543 return cap_capable(cred, ns, cap, opts);
546 static inline int security_quotactl(int cmds, int type, int id,
547 struct super_block *sb)
552 static inline int security_quota_on(struct dentry *dentry)
557 static inline int security_syslog(int type)
562 static inline int security_settime64(const struct timespec64 *ts,
563 const struct timezone *tz)
565 return cap_settime(ts, tz);
568 static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
570 return __vm_enough_memory(mm, pages, cap_vm_enough_memory(mm, pages));
573 static inline int security_bprm_creds_for_exec(struct linux_binprm *bprm)
578 static inline int security_bprm_repopulate_creds(struct linux_binprm *bprm)
580 return cap_bprm_repopulate_creds(bprm);
583 static inline int security_bprm_check(struct linux_binprm *bprm)
588 static inline void security_bprm_committing_creds(struct linux_binprm *bprm)
592 static inline void security_bprm_committed_creds(struct linux_binprm *bprm)
596 static inline int security_fs_context_dup(struct fs_context *fc,
597 struct fs_context *src_fc)
601 static inline int security_fs_context_parse_param(struct fs_context *fc,
602 struct fs_parameter *param)
607 static inline int security_sb_alloc(struct super_block *sb)
612 static inline void security_sb_free(struct super_block *sb)
615 static inline int security_sb_eat_lsm_opts(char *options,
621 static inline int security_sb_remount(struct super_block *sb,
627 static inline int security_sb_kern_mount(struct super_block *sb)
632 static inline int security_sb_show_options(struct seq_file *m,
633 struct super_block *sb)
638 static inline int security_sb_statfs(struct dentry *dentry)
643 static inline int security_sb_mount(const char *dev_name, const struct path *path,
644 const char *type, unsigned long flags,
650 static inline int security_sb_umount(struct vfsmount *mnt, int flags)
655 static inline int security_sb_pivotroot(const struct path *old_path,
656 const struct path *new_path)
661 static inline int security_sb_set_mnt_opts(struct super_block *sb,
663 unsigned long kern_flags,
664 unsigned long *set_kern_flags)
669 static inline int security_sb_clone_mnt_opts(const struct super_block *oldsb,
670 struct super_block *newsb,
671 unsigned long kern_flags,
672 unsigned long *set_kern_flags)
677 static inline int security_add_mnt_opt(const char *option, const char *val,
678 int len, void **mnt_opts)
683 static inline int security_move_mount(const struct path *from_path,
684 const struct path *to_path)
689 static inline int security_path_notify(const struct path *path, u64 mask,
690 unsigned int obj_type)
695 static inline int security_inode_alloc(struct inode *inode)
700 static inline void security_inode_free(struct inode *inode)
703 static inline int security_dentry_init_security(struct dentry *dentry,
705 const struct qstr *name,
712 static inline int security_dentry_create_files_as(struct dentry *dentry,
713 int mode, struct qstr *name,
714 const struct cred *old,
721 static inline int security_inode_init_security(struct inode *inode,
723 const struct qstr *qstr,
724 const initxattrs xattrs,
730 static inline int security_old_inode_init_security(struct inode *inode,
732 const struct qstr *qstr,
734 void **value, size_t *len)
739 static inline int security_inode_create(struct inode *dir,
740 struct dentry *dentry,
746 static inline int security_inode_link(struct dentry *old_dentry,
748 struct dentry *new_dentry)
753 static inline int security_inode_unlink(struct inode *dir,
754 struct dentry *dentry)
759 static inline int security_inode_symlink(struct inode *dir,
760 struct dentry *dentry,
761 const char *old_name)
766 static inline int security_inode_mkdir(struct inode *dir,
767 struct dentry *dentry,
773 static inline int security_inode_rmdir(struct inode *dir,
774 struct dentry *dentry)
779 static inline int security_inode_mknod(struct inode *dir,
780 struct dentry *dentry,
786 static inline int security_inode_rename(struct inode *old_dir,
787 struct dentry *old_dentry,
788 struct inode *new_dir,
789 struct dentry *new_dentry,
795 static inline int security_inode_readlink(struct dentry *dentry)
800 static inline int security_inode_follow_link(struct dentry *dentry,
807 static inline int security_inode_permission(struct inode *inode, int mask)
812 static inline int security_inode_setattr(struct dentry *dentry,
818 static inline int security_inode_getattr(const struct path *path)
823 static inline int security_inode_setxattr(struct dentry *dentry,
824 const char *name, const void *value, size_t size, int flags)
826 return cap_inode_setxattr(dentry, name, value, size, flags);
829 static inline void security_inode_post_setxattr(struct dentry *dentry,
830 const char *name, const void *value, size_t size, int flags)
833 static inline int security_inode_getxattr(struct dentry *dentry,
839 static inline int security_inode_listxattr(struct dentry *dentry)
844 static inline int security_inode_removexattr(struct dentry *dentry,
847 return cap_inode_removexattr(dentry, name);
850 static inline int security_inode_need_killpriv(struct dentry *dentry)
852 return cap_inode_need_killpriv(dentry);
855 static inline int security_inode_killpriv(struct dentry *dentry)
857 return cap_inode_killpriv(dentry);
860 static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
865 static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
870 static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
875 static inline void security_inode_getsecid(struct inode *inode, u32 *secid)
880 static inline int security_inode_copy_up(struct dentry *src, struct cred **new)
885 static inline int security_kernfs_init_security(struct kernfs_node *kn_dir,
886 struct kernfs_node *kn)
891 static inline int security_inode_copy_up_xattr(const char *name)
896 static inline int security_file_permission(struct file *file, int mask)
901 static inline int security_file_alloc(struct file *file)
906 static inline void security_file_free(struct file *file)
909 static inline int security_file_ioctl(struct file *file, unsigned int cmd,
915 static inline int security_mmap_file(struct file *file, unsigned long prot,
921 static inline int security_mmap_addr(unsigned long addr)
923 return cap_mmap_addr(addr);
926 static inline int security_file_mprotect(struct vm_area_struct *vma,
927 unsigned long reqprot,
933 static inline int security_file_lock(struct file *file, unsigned int cmd)
938 static inline int security_file_fcntl(struct file *file, unsigned int cmd,
944 static inline void security_file_set_fowner(struct file *file)
949 static inline int security_file_send_sigiotask(struct task_struct *tsk,
950 struct fown_struct *fown,
956 static inline int security_file_receive(struct file *file)
961 static inline int security_file_open(struct file *file)
966 static inline int security_task_alloc(struct task_struct *task,
967 unsigned long clone_flags)
972 static inline void security_task_free(struct task_struct *task)
975 static inline int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
980 static inline void security_cred_free(struct cred *cred)
983 static inline int security_prepare_creds(struct cred *new,
984 const struct cred *old,
990 static inline void security_transfer_creds(struct cred *new,
991 const struct cred *old)
995 static inline int security_kernel_act_as(struct cred *cred, u32 secid)
1000 static inline int security_kernel_create_files_as(struct cred *cred,
1001 struct inode *inode)
1006 static inline int security_kernel_module_request(char *kmod_name)
1011 static inline int security_kernel_load_data(enum kernel_load_data_id id)
1016 static inline int security_kernel_read_file(struct file *file,
1017 enum kernel_read_file_id id)
1022 static inline int security_kernel_post_read_file(struct file *file,
1023 char *buf, loff_t size,
1024 enum kernel_read_file_id id)
1029 static inline int security_task_fix_setuid(struct cred *new,
1030 const struct cred *old,
1033 return cap_task_fix_setuid(new, old, flags);
1036 static inline int security_task_setpgid(struct task_struct *p, pid_t pgid)
1041 static inline int security_task_getpgid(struct task_struct *p)
1046 static inline int security_task_getsid(struct task_struct *p)
1051 static inline void security_task_getsecid(struct task_struct *p, u32 *secid)
1056 static inline int security_task_setnice(struct task_struct *p, int nice)
1058 return cap_task_setnice(p, nice);
1061 static inline int security_task_setioprio(struct task_struct *p, int ioprio)
1063 return cap_task_setioprio(p, ioprio);
1066 static inline int security_task_getioprio(struct task_struct *p)
1071 static inline int security_task_prlimit(const struct cred *cred,
1072 const struct cred *tcred,
1078 static inline int security_task_setrlimit(struct task_struct *p,
1079 unsigned int resource,
1080 struct rlimit *new_rlim)
1085 static inline int security_task_setscheduler(struct task_struct *p)
1087 return cap_task_setscheduler(p);
1090 static inline int security_task_getscheduler(struct task_struct *p)
1095 static inline int security_task_movememory(struct task_struct *p)
1100 static inline int security_task_kill(struct task_struct *p,
1101 struct kernel_siginfo *info, int sig,
1102 const struct cred *cred)
1107 static inline int security_task_prctl(int option, unsigned long arg2,
1112 return cap_task_prctl(option, arg2, arg3, arg4, arg5);
1115 static inline void security_task_to_inode(struct task_struct *p, struct inode *inode)
1118 static inline int security_ipc_permission(struct kern_ipc_perm *ipcp,
1124 static inline void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
1129 static inline int security_msg_msg_alloc(struct msg_msg *msg)
1134 static inline void security_msg_msg_free(struct msg_msg *msg)
1137 static inline int security_msg_queue_alloc(struct kern_ipc_perm *msq)
1142 static inline void security_msg_queue_free(struct kern_ipc_perm *msq)
1145 static inline int security_msg_queue_associate(struct kern_ipc_perm *msq,
1151 static inline int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd)
1156 static inline int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
1157 struct msg_msg *msg, int msqflg)
1162 static inline int security_msg_queue_msgrcv(struct kern_ipc_perm *msq,
1163 struct msg_msg *msg,
1164 struct task_struct *target,
1165 long type, int mode)
1170 static inline int security_shm_alloc(struct kern_ipc_perm *shp)
1175 static inline void security_shm_free(struct kern_ipc_perm *shp)
1178 static inline int security_shm_associate(struct kern_ipc_perm *shp,
1184 static inline int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd)
1189 static inline int security_shm_shmat(struct kern_ipc_perm *shp,
1190 char __user *shmaddr, int shmflg)
1195 static inline int security_sem_alloc(struct kern_ipc_perm *sma)
1200 static inline void security_sem_free(struct kern_ipc_perm *sma)
1203 static inline int security_sem_associate(struct kern_ipc_perm *sma, int semflg)
1208 static inline int security_sem_semctl(struct kern_ipc_perm *sma, int cmd)
1213 static inline int security_sem_semop(struct kern_ipc_perm *sma,
1214 struct sembuf *sops, unsigned nsops,
1220 static inline void security_d_instantiate(struct dentry *dentry,
1221 struct inode *inode)
1224 static inline int security_getprocattr(struct task_struct *p, const char *lsm,
1225 char *name, char **value)
1230 static inline int security_setprocattr(const char *lsm, char *name,
1231 void *value, size_t size)
1236 static inline int security_netlink_send(struct sock *sk, struct sk_buff *skb)
1241 static inline int security_ismaclabel(const char *name)
1246 static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
1251 static inline int security_secctx_to_secid(const char *secdata,
1258 static inline void security_release_secctx(char *secdata, u32 seclen)
1262 static inline void security_inode_invalidate_secctx(struct inode *inode)
1266 static inline int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
1270 static inline int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
1274 static inline int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
1278 static inline int security_locked_down(enum lockdown_reason what)
1282 #endif /* CONFIG_SECURITY */
1284 #ifdef CONFIG_SECURITY_NETWORK
1286 int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk);
1287 int security_unix_may_send(struct socket *sock, struct socket *other);
1288 int security_socket_create(int family, int type, int protocol, int kern);
1289 int security_socket_post_create(struct socket *sock, int family,
1290 int type, int protocol, int kern);
1291 int security_socket_socketpair(struct socket *socka, struct socket *sockb);
1292 int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen);
1293 int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen);
1294 int security_socket_listen(struct socket *sock, int backlog);
1295 int security_socket_accept(struct socket *sock, struct socket *newsock);
1296 int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size);
1297 int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
1298 int size, int flags);
1299 int security_socket_getsockname(struct socket *sock);
1300 int security_socket_getpeername(struct socket *sock);
1301 int security_socket_getsockopt(struct socket *sock, int level, int optname);
1302 int security_socket_setsockopt(struct socket *sock, int level, int optname);
1303 int security_socket_shutdown(struct socket *sock, int how);
1304 int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb);
1305 int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1306 int __user *optlen, unsigned len);
1307 int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid);
1308 int security_sk_alloc(struct sock *sk, int family, gfp_t priority);
1309 void security_sk_free(struct sock *sk);
1310 void security_sk_clone(const struct sock *sk, struct sock *newsk);
1311 void security_sk_classify_flow(struct sock *sk, struct flowi *fl);
1312 void security_req_classify_flow(const struct request_sock *req, struct flowi *fl);
1313 void security_sock_graft(struct sock*sk, struct socket *parent);
1314 int security_inet_conn_request(struct sock *sk,
1315 struct sk_buff *skb, struct request_sock *req);
1316 void security_inet_csk_clone(struct sock *newsk,
1317 const struct request_sock *req);
1318 void security_inet_conn_established(struct sock *sk,
1319 struct sk_buff *skb);
1320 int security_secmark_relabel_packet(u32 secid);
1321 void security_secmark_refcount_inc(void);
1322 void security_secmark_refcount_dec(void);
1323 int security_tun_dev_alloc_security(void **security);
1324 void security_tun_dev_free_security(void *security);
1325 int security_tun_dev_create(void);
1326 int security_tun_dev_attach_queue(void *security);
1327 int security_tun_dev_attach(struct sock *sk, void *security);
1328 int security_tun_dev_open(void *security);
1329 int security_sctp_assoc_request(struct sctp_endpoint *ep, struct sk_buff *skb);
1330 int security_sctp_bind_connect(struct sock *sk, int optname,
1331 struct sockaddr *address, int addrlen);
1332 void security_sctp_sk_clone(struct sctp_endpoint *ep, struct sock *sk,
1333 struct sock *newsk);
1335 #else /* CONFIG_SECURITY_NETWORK */
1336 static inline int security_unix_stream_connect(struct sock *sock,
1343 static inline int security_unix_may_send(struct socket *sock,
1344 struct socket *other)
1349 static inline int security_socket_create(int family, int type,
1350 int protocol, int kern)
1355 static inline int security_socket_post_create(struct socket *sock,
1358 int protocol, int kern)
1363 static inline int security_socket_socketpair(struct socket *socka,
1364 struct socket *sockb)
1369 static inline int security_socket_bind(struct socket *sock,
1370 struct sockaddr *address,
1376 static inline int security_socket_connect(struct socket *sock,
1377 struct sockaddr *address,
1383 static inline int security_socket_listen(struct socket *sock, int backlog)
1388 static inline int security_socket_accept(struct socket *sock,
1389 struct socket *newsock)
1394 static inline int security_socket_sendmsg(struct socket *sock,
1395 struct msghdr *msg, int size)
1400 static inline int security_socket_recvmsg(struct socket *sock,
1401 struct msghdr *msg, int size,
1407 static inline int security_socket_getsockname(struct socket *sock)
1412 static inline int security_socket_getpeername(struct socket *sock)
1417 static inline int security_socket_getsockopt(struct socket *sock,
1418 int level, int optname)
1423 static inline int security_socket_setsockopt(struct socket *sock,
1424 int level, int optname)
1429 static inline int security_socket_shutdown(struct socket *sock, int how)
1433 static inline int security_sock_rcv_skb(struct sock *sk,
1434 struct sk_buff *skb)
1439 static inline int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1440 int __user *optlen, unsigned len)
1442 return -ENOPROTOOPT;
1445 static inline int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
1447 return -ENOPROTOOPT;
1450 static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
1455 static inline void security_sk_free(struct sock *sk)
1459 static inline void security_sk_clone(const struct sock *sk, struct sock *newsk)
1463 static inline void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
1467 static inline void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
1471 static inline void security_sock_graft(struct sock *sk, struct socket *parent)
1475 static inline int security_inet_conn_request(struct sock *sk,
1476 struct sk_buff *skb, struct request_sock *req)
1481 static inline void security_inet_csk_clone(struct sock *newsk,
1482 const struct request_sock *req)
1486 static inline void security_inet_conn_established(struct sock *sk,
1487 struct sk_buff *skb)
1491 static inline int security_secmark_relabel_packet(u32 secid)
1496 static inline void security_secmark_refcount_inc(void)
1500 static inline void security_secmark_refcount_dec(void)
1504 static inline int security_tun_dev_alloc_security(void **security)
1509 static inline void security_tun_dev_free_security(void *security)
1513 static inline int security_tun_dev_create(void)
1518 static inline int security_tun_dev_attach_queue(void *security)
1523 static inline int security_tun_dev_attach(struct sock *sk, void *security)
1528 static inline int security_tun_dev_open(void *security)
1533 static inline int security_sctp_assoc_request(struct sctp_endpoint *ep,
1534 struct sk_buff *skb)
1539 static inline int security_sctp_bind_connect(struct sock *sk, int optname,
1540 struct sockaddr *address,
1546 static inline void security_sctp_sk_clone(struct sctp_endpoint *ep,
1551 #endif /* CONFIG_SECURITY_NETWORK */
1553 #ifdef CONFIG_SECURITY_INFINIBAND
1554 int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey);
1555 int security_ib_endport_manage_subnet(void *sec, const char *name, u8 port_num);
1556 int security_ib_alloc_security(void **sec);
1557 void security_ib_free_security(void *sec);
1558 #else /* CONFIG_SECURITY_INFINIBAND */
1559 static inline int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey)
1564 static inline int security_ib_endport_manage_subnet(void *sec, const char *dev_name, u8 port_num)
1569 static inline int security_ib_alloc_security(void **sec)
1574 static inline void security_ib_free_security(void *sec)
1577 #endif /* CONFIG_SECURITY_INFINIBAND */
1579 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1581 int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
1582 struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp);
1583 int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp);
1584 void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx);
1585 int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx);
1586 int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
1587 int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1588 struct xfrm_sec_ctx *polsec, u32 secid);
1589 int security_xfrm_state_delete(struct xfrm_state *x);
1590 void security_xfrm_state_free(struct xfrm_state *x);
1591 int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);
1592 int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1593 struct xfrm_policy *xp,
1594 const struct flowi *fl);
1595 int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid);
1596 void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl);
1598 #else /* CONFIG_SECURITY_NETWORK_XFRM */
1600 static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
1601 struct xfrm_user_sec_ctx *sec_ctx,
1607 static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx *old, struct xfrm_sec_ctx **new_ctxp)
1612 static inline void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
1616 static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
1621 static inline int security_xfrm_state_alloc(struct xfrm_state *x,
1622 struct xfrm_user_sec_ctx *sec_ctx)
1627 static inline int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1628 struct xfrm_sec_ctx *polsec, u32 secid)
1633 static inline void security_xfrm_state_free(struct xfrm_state *x)
1637 static inline int security_xfrm_state_delete(struct xfrm_state *x)
1642 static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
1647 static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1648 struct xfrm_policy *xp, const struct flowi *fl)
1653 static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
1658 static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
1662 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
1664 #ifdef CONFIG_SECURITY_PATH
1665 int security_path_unlink(const struct path *dir, struct dentry *dentry);
1666 int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode);
1667 int security_path_rmdir(const struct path *dir, struct dentry *dentry);
1668 int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode,
1670 int security_path_truncate(const struct path *path);
1671 int security_path_symlink(const struct path *dir, struct dentry *dentry,
1672 const char *old_name);
1673 int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
1674 struct dentry *new_dentry);
1675 int security_path_rename(const struct path *old_dir, struct dentry *old_dentry,
1676 const struct path *new_dir, struct dentry *new_dentry,
1677 unsigned int flags);
1678 int security_path_chmod(const struct path *path, umode_t mode);
1679 int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid);
1680 int security_path_chroot(const struct path *path);
1681 #else /* CONFIG_SECURITY_PATH */
1682 static inline int security_path_unlink(const struct path *dir, struct dentry *dentry)
1687 static inline int security_path_mkdir(const struct path *dir, struct dentry *dentry,
1693 static inline int security_path_rmdir(const struct path *dir, struct dentry *dentry)
1698 static inline int security_path_mknod(const struct path *dir, struct dentry *dentry,
1699 umode_t mode, unsigned int dev)
1704 static inline int security_path_truncate(const struct path *path)
1709 static inline int security_path_symlink(const struct path *dir, struct dentry *dentry,
1710 const char *old_name)
1715 static inline int security_path_link(struct dentry *old_dentry,
1716 const struct path *new_dir,
1717 struct dentry *new_dentry)
1722 static inline int security_path_rename(const struct path *old_dir,
1723 struct dentry *old_dentry,
1724 const struct path *new_dir,
1725 struct dentry *new_dentry,
1731 static inline int security_path_chmod(const struct path *path, umode_t mode)
1736 static inline int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
1741 static inline int security_path_chroot(const struct path *path)
1745 #endif /* CONFIG_SECURITY_PATH */
1748 #ifdef CONFIG_SECURITY
1750 int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags);
1751 void security_key_free(struct key *key);
1752 int security_key_permission(key_ref_t key_ref,
1753 const struct cred *cred, unsigned perm);
1754 int security_key_getsecurity(struct key *key, char **_buffer);
1758 static inline int security_key_alloc(struct key *key,
1759 const struct cred *cred,
1760 unsigned long flags)
1765 static inline void security_key_free(struct key *key)
1769 static inline int security_key_permission(key_ref_t key_ref,
1770 const struct cred *cred,
1776 static inline int security_key_getsecurity(struct key *key, char **_buffer)
1783 #endif /* CONFIG_KEYS */
1786 #ifdef CONFIG_SECURITY
1787 int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule);
1788 int security_audit_rule_known(struct audit_krule *krule);
1789 int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule);
1790 void security_audit_rule_free(void *lsmrule);
1794 static inline int security_audit_rule_init(u32 field, u32 op, char *rulestr,
1800 static inline int security_audit_rule_known(struct audit_krule *krule)
1805 static inline int security_audit_rule_match(u32 secid, u32 field, u32 op,
1811 static inline void security_audit_rule_free(void *lsmrule)
1814 #endif /* CONFIG_SECURITY */
1815 #endif /* CONFIG_AUDIT */
1817 #ifdef CONFIG_SECURITYFS
1819 extern struct dentry *securityfs_create_file(const char *name, umode_t mode,
1820 struct dentry *parent, void *data,
1821 const struct file_operations *fops);
1822 extern struct dentry *securityfs_create_dir(const char *name, struct dentry *parent);
1823 struct dentry *securityfs_create_symlink(const char *name,
1824 struct dentry *parent,
1826 const struct inode_operations *iops);
1827 extern void securityfs_remove(struct dentry *dentry);
1829 #else /* CONFIG_SECURITYFS */
1831 static inline struct dentry *securityfs_create_dir(const char *name,
1832 struct dentry *parent)
1834 return ERR_PTR(-ENODEV);
1837 static inline struct dentry *securityfs_create_file(const char *name,
1839 struct dentry *parent,
1841 const struct file_operations *fops)
1843 return ERR_PTR(-ENODEV);
1846 static inline struct dentry *securityfs_create_symlink(const char *name,
1847 struct dentry *parent,
1849 const struct inode_operations *iops)
1851 return ERR_PTR(-ENODEV);
1854 static inline void securityfs_remove(struct dentry *dentry)
1859 #ifdef CONFIG_BPF_SYSCALL
1863 struct bpf_prog_aux;
1864 #ifdef CONFIG_SECURITY
1865 extern int security_bpf(int cmd, union bpf_attr *attr, unsigned int size);
1866 extern int security_bpf_map(struct bpf_map *map, fmode_t fmode);
1867 extern int security_bpf_prog(struct bpf_prog *prog);
1868 extern int security_bpf_map_alloc(struct bpf_map *map);
1869 extern void security_bpf_map_free(struct bpf_map *map);
1870 extern int security_bpf_prog_alloc(struct bpf_prog_aux *aux);
1871 extern void security_bpf_prog_free(struct bpf_prog_aux *aux);
1873 static inline int security_bpf(int cmd, union bpf_attr *attr,
1879 static inline int security_bpf_map(struct bpf_map *map, fmode_t fmode)
1884 static inline int security_bpf_prog(struct bpf_prog *prog)
1889 static inline int security_bpf_map_alloc(struct bpf_map *map)
1894 static inline void security_bpf_map_free(struct bpf_map *map)
1897 static inline int security_bpf_prog_alloc(struct bpf_prog_aux *aux)
1902 static inline void security_bpf_prog_free(struct bpf_prog_aux *aux)
1904 #endif /* CONFIG_SECURITY */
1905 #endif /* CONFIG_BPF_SYSCALL */
1907 #ifdef CONFIG_PERF_EVENTS
1908 struct perf_event_attr;
1911 #ifdef CONFIG_SECURITY
1912 extern int security_perf_event_open(struct perf_event_attr *attr, int type);
1913 extern int security_perf_event_alloc(struct perf_event *event);
1914 extern void security_perf_event_free(struct perf_event *event);
1915 extern int security_perf_event_read(struct perf_event *event);
1916 extern int security_perf_event_write(struct perf_event *event);
1918 static inline int security_perf_event_open(struct perf_event_attr *attr,
1924 static inline int security_perf_event_alloc(struct perf_event *event)
1929 static inline void security_perf_event_free(struct perf_event *event)
1933 static inline int security_perf_event_read(struct perf_event *event)
1938 static inline int security_perf_event_write(struct perf_event *event)
1942 #endif /* CONFIG_SECURITY */
1943 #endif /* CONFIG_PERF_EVENTS */
1945 #endif /* ! __LINUX_SECURITY_H */