blob: c4c673240c1c6761beadc94f3746e99d09c6a703 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Security plug functions
3 *
4 * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
5 * Copyright (C) 2001-2002 Greg Kroah-Hartman <greg@kroah.com>
6 * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 */
13
Randy.Dunlapc59ede72006-01-11 12:17:46 -080014#include <linux/capability.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070015#include <linux/module.h>
16#include <linux/init.h>
17#include <linux/kernel.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070018#include <linux/security.h>
19
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020020/* Boot-time LSM user choice */
21static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1];
Linus Torvalds1da177e2005-04-16 15:20:36 -070022
Miklos Szeredi5915eb52008-07-03 20:56:05 +020023/* things that live in capability.c */
24extern struct security_operations default_security_ops;
Linus Torvalds1da177e2005-04-16 15:20:36 -070025extern void security_fixup_ops(struct security_operations *ops);
26
27struct security_operations *security_ops; /* Initialized to NULL */
Eric Parisa5ecbcb2008-01-31 15:11:22 -050028
Linus Torvalds1da177e2005-04-16 15:20:36 -070029static inline int verify(struct security_operations *ops)
30{
31 /* verify the security_operations structure exists */
32 if (!ops)
33 return -EINVAL;
34 security_fixup_ops(ops);
35 return 0;
36}
37
38static void __init do_security_initcalls(void)
39{
40 initcall_t *call;
41 call = __security_initcall_start;
42 while (call < __security_initcall_end) {
43 (*call) ();
44 call++;
45 }
46}
47
48/**
49 * security_init - initializes the security framework
50 *
51 * This should be called early in the kernel initialization sequence.
52 */
53int __init security_init(void)
54{
James Morris20510f22007-10-16 23:31:32 -070055 printk(KERN_INFO "Security Framework initialized\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -070056
Miklos Szeredi5915eb52008-07-03 20:56:05 +020057 security_fixup_ops(&default_security_ops);
58 security_ops = &default_security_ops;
Linus Torvalds1da177e2005-04-16 15:20:36 -070059 do_security_initcalls();
60
61 return 0;
62}
63
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020064/* Save user chosen LSM */
65static int __init choose_lsm(char *str)
66{
67 strncpy(chosen_lsm, str, SECURITY_NAME_MAX);
68 return 1;
69}
70__setup("security=", choose_lsm);
71
72/**
73 * security_module_enable - Load given security module on boot ?
74 * @ops: a pointer to the struct security_operations that is to be checked.
75 *
76 * Each LSM must pass this method before registering its own operations
77 * to avoid security registration races. This method may also be used
James Morris7cea51b2008-03-07 12:23:49 +110078 * to check if your LSM is currently loaded during kernel initialization.
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020079 *
80 * Return true if:
81 * -The passed LSM is the one chosen by user at boot time,
Randy Dunlap3f23d812008-08-17 21:44:22 -070082 * -or user didn't specify a specific LSM and we're the first to ask
83 * for registration permission,
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020084 * -or the passed LSM is currently loaded.
85 * Otherwise, return false.
86 */
87int __init security_module_enable(struct security_operations *ops)
88{
89 if (!*chosen_lsm)
90 strncpy(chosen_lsm, ops->name, SECURITY_NAME_MAX);
91 else if (strncmp(ops->name, chosen_lsm, SECURITY_NAME_MAX))
92 return 0;
93
94 return 1;
95}
96
Linus Torvalds1da177e2005-04-16 15:20:36 -070097/**
98 * register_security - registers a security framework with the kernel
99 * @ops: a pointer to the struct security_options that is to be registered
100 *
Randy Dunlap3f23d812008-08-17 21:44:22 -0700101 * This function allows a security module to register itself with the
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102 * kernel security subsystem. Some rudimentary checking is done on the @ops
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +0200103 * value passed to this function. You'll need to check first if your LSM
104 * is allowed to register its @ops by calling security_module_enable(@ops).
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105 *
106 * If there is already a security module registered with the kernel,
Randy Dunlap3f23d812008-08-17 21:44:22 -0700107 * an error will be returned. Otherwise %0 is returned on success.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700108 */
109int register_security(struct security_operations *ops)
110{
111 if (verify(ops)) {
112 printk(KERN_DEBUG "%s could not verify "
Harvey Harrisondd6f9532008-03-06 10:03:59 +1100113 "security_operations structure.\n", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114 return -EINVAL;
115 }
116
Miklos Szeredi5915eb52008-07-03 20:56:05 +0200117 if (security_ops != &default_security_ops)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118 return -EAGAIN;
119
120 security_ops = ops;
121
122 return 0;
123}
124
James Morris20510f22007-10-16 23:31:32 -0700125/* Security operations */
126
Ingo Molnar9e488582009-05-07 19:26:19 +1000127int security_ptrace_access_check(struct task_struct *child, unsigned int mode)
James Morris20510f22007-10-16 23:31:32 -0700128{
Ingo Molnar9e488582009-05-07 19:26:19 +1000129 return security_ops->ptrace_access_check(child, mode);
David Howells5cd9c582008-08-14 11:37:28 +0100130}
131
132int security_ptrace_traceme(struct task_struct *parent)
133{
134 return security_ops->ptrace_traceme(parent);
James Morris20510f22007-10-16 23:31:32 -0700135}
136
137int security_capget(struct task_struct *target,
138 kernel_cap_t *effective,
139 kernel_cap_t *inheritable,
140 kernel_cap_t *permitted)
141{
142 return security_ops->capget(target, effective, inheritable, permitted);
143}
144
David Howellsd84f4f92008-11-14 10:39:23 +1100145int security_capset(struct cred *new, const struct cred *old,
146 const kernel_cap_t *effective,
147 const kernel_cap_t *inheritable,
148 const kernel_cap_t *permitted)
James Morris20510f22007-10-16 23:31:32 -0700149{
David Howellsd84f4f92008-11-14 10:39:23 +1100150 return security_ops->capset(new, old,
151 effective, inheritable, permitted);
James Morris20510f22007-10-16 23:31:32 -0700152}
153
David Howells3699c532009-01-06 22:27:01 +0000154int security_capable(int cap)
James Morris20510f22007-10-16 23:31:32 -0700155{
David Howells3699c532009-01-06 22:27:01 +0000156 return security_ops->capable(current, current_cred(), cap,
157 SECURITY_CAP_AUDIT);
Eric Paris06112162008-11-11 22:02:50 +1100158}
159
David Howells3699c532009-01-06 22:27:01 +0000160int security_real_capable(struct task_struct *tsk, int cap)
Eric Paris06112162008-11-11 22:02:50 +1100161{
David Howells3699c532009-01-06 22:27:01 +0000162 const struct cred *cred;
163 int ret;
164
165 cred = get_task_cred(tsk);
166 ret = security_ops->capable(tsk, cred, cap, SECURITY_CAP_AUDIT);
167 put_cred(cred);
168 return ret;
169}
170
171int security_real_capable_noaudit(struct task_struct *tsk, int cap)
172{
173 const struct cred *cred;
174 int ret;
175
176 cred = get_task_cred(tsk);
177 ret = security_ops->capable(tsk, cred, cap, SECURITY_CAP_NOAUDIT);
178 put_cred(cred);
179 return ret;
James Morris20510f22007-10-16 23:31:32 -0700180}
181
182int security_acct(struct file *file)
183{
184 return security_ops->acct(file);
185}
186
187int security_sysctl(struct ctl_table *table, int op)
188{
189 return security_ops->sysctl(table, op);
190}
191
192int security_quotactl(int cmds, int type, int id, struct super_block *sb)
193{
194 return security_ops->quotactl(cmds, type, id, sb);
195}
196
197int security_quota_on(struct dentry *dentry)
198{
199 return security_ops->quota_on(dentry);
200}
201
202int security_syslog(int type)
203{
204 return security_ops->syslog(type);
205}
206
207int security_settime(struct timespec *ts, struct timezone *tz)
208{
209 return security_ops->settime(ts, tz);
210}
211
212int security_vm_enough_memory(long pages)
213{
Alan Cox731572d2008-10-29 14:01:20 -0700214 WARN_ON(current->mm == NULL);
James Morris20510f22007-10-16 23:31:32 -0700215 return security_ops->vm_enough_memory(current->mm, pages);
216}
217
218int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
219{
Alan Cox731572d2008-10-29 14:01:20 -0700220 WARN_ON(mm == NULL);
James Morris20510f22007-10-16 23:31:32 -0700221 return security_ops->vm_enough_memory(mm, pages);
222}
223
Alan Cox731572d2008-10-29 14:01:20 -0700224int security_vm_enough_memory_kern(long pages)
225{
226 /* If current->mm is a kernel thread then we will pass NULL,
227 for this specific case that is fine */
228 return security_ops->vm_enough_memory(current->mm, pages);
229}
230
David Howellsa6f76f22008-11-14 10:39:24 +1100231int security_bprm_set_creds(struct linux_binprm *bprm)
James Morris20510f22007-10-16 23:31:32 -0700232{
David Howellsa6f76f22008-11-14 10:39:24 +1100233 return security_ops->bprm_set_creds(bprm);
James Morris20510f22007-10-16 23:31:32 -0700234}
235
236int security_bprm_check(struct linux_binprm *bprm)
237{
238 return security_ops->bprm_check_security(bprm);
239}
240
David Howellsa6f76f22008-11-14 10:39:24 +1100241void security_bprm_committing_creds(struct linux_binprm *bprm)
242{
Hannes Eder200036c2008-11-24 22:14:43 +0100243 security_ops->bprm_committing_creds(bprm);
David Howellsa6f76f22008-11-14 10:39:24 +1100244}
245
246void security_bprm_committed_creds(struct linux_binprm *bprm)
247{
Hannes Eder200036c2008-11-24 22:14:43 +0100248 security_ops->bprm_committed_creds(bprm);
David Howellsa6f76f22008-11-14 10:39:24 +1100249}
250
James Morris20510f22007-10-16 23:31:32 -0700251int security_bprm_secureexec(struct linux_binprm *bprm)
252{
253 return security_ops->bprm_secureexec(bprm);
254}
255
256int security_sb_alloc(struct super_block *sb)
257{
258 return security_ops->sb_alloc_security(sb);
259}
260
261void security_sb_free(struct super_block *sb)
262{
263 security_ops->sb_free_security(sb);
264}
265
Eric Parise0007522008-03-05 10:31:54 -0500266int security_sb_copy_data(char *orig, char *copy)
James Morris20510f22007-10-16 23:31:32 -0700267{
Eric Parise0007522008-03-05 10:31:54 -0500268 return security_ops->sb_copy_data(orig, copy);
James Morris20510f22007-10-16 23:31:32 -0700269}
Eric Parise0007522008-03-05 10:31:54 -0500270EXPORT_SYMBOL(security_sb_copy_data);
James Morris20510f22007-10-16 23:31:32 -0700271
James Morris12204e22008-12-19 10:44:42 +1100272int security_sb_kern_mount(struct super_block *sb, int flags, void *data)
James Morris20510f22007-10-16 23:31:32 -0700273{
James Morris12204e22008-12-19 10:44:42 +1100274 return security_ops->sb_kern_mount(sb, flags, data);
James Morris20510f22007-10-16 23:31:32 -0700275}
276
Eric Paris2069f452008-07-04 09:47:13 +1000277int security_sb_show_options(struct seq_file *m, struct super_block *sb)
278{
279 return security_ops->sb_show_options(m, sb);
280}
281
James Morris20510f22007-10-16 23:31:32 -0700282int security_sb_statfs(struct dentry *dentry)
283{
284 return security_ops->sb_statfs(dentry);
285}
286
Al Virob5266eb2008-03-22 17:48:24 -0400287int security_sb_mount(char *dev_name, struct path *path,
James Morris20510f22007-10-16 23:31:32 -0700288 char *type, unsigned long flags, void *data)
289{
Al Virob5266eb2008-03-22 17:48:24 -0400290 return security_ops->sb_mount(dev_name, path, type, flags, data);
James Morris20510f22007-10-16 23:31:32 -0700291}
292
Al Virob5266eb2008-03-22 17:48:24 -0400293int security_sb_check_sb(struct vfsmount *mnt, struct path *path)
James Morris20510f22007-10-16 23:31:32 -0700294{
Al Virob5266eb2008-03-22 17:48:24 -0400295 return security_ops->sb_check_sb(mnt, path);
James Morris20510f22007-10-16 23:31:32 -0700296}
297
298int security_sb_umount(struct vfsmount *mnt, int flags)
299{
300 return security_ops->sb_umount(mnt, flags);
301}
302
303void security_sb_umount_close(struct vfsmount *mnt)
304{
305 security_ops->sb_umount_close(mnt);
306}
307
308void security_sb_umount_busy(struct vfsmount *mnt)
309{
310 security_ops->sb_umount_busy(mnt);
311}
312
313void security_sb_post_remount(struct vfsmount *mnt, unsigned long flags, void *data)
314{
315 security_ops->sb_post_remount(mnt, flags, data);
316}
317
Al Virob5266eb2008-03-22 17:48:24 -0400318void security_sb_post_addmount(struct vfsmount *mnt, struct path *mountpoint)
James Morris20510f22007-10-16 23:31:32 -0700319{
Al Virob5266eb2008-03-22 17:48:24 -0400320 security_ops->sb_post_addmount(mnt, mountpoint);
James Morris20510f22007-10-16 23:31:32 -0700321}
322
Al Virob5266eb2008-03-22 17:48:24 -0400323int security_sb_pivotroot(struct path *old_path, struct path *new_path)
James Morris20510f22007-10-16 23:31:32 -0700324{
Al Virob5266eb2008-03-22 17:48:24 -0400325 return security_ops->sb_pivotroot(old_path, new_path);
James Morris20510f22007-10-16 23:31:32 -0700326}
327
Al Virob5266eb2008-03-22 17:48:24 -0400328void security_sb_post_pivotroot(struct path *old_path, struct path *new_path)
James Morris20510f22007-10-16 23:31:32 -0700329{
Al Virob5266eb2008-03-22 17:48:24 -0400330 security_ops->sb_post_pivotroot(old_path, new_path);
James Morris20510f22007-10-16 23:31:32 -0700331}
332
Eric Parisc9180a52007-11-30 13:00:35 -0500333int security_sb_set_mnt_opts(struct super_block *sb,
Eric Parise0007522008-03-05 10:31:54 -0500334 struct security_mnt_opts *opts)
Eric Parisc9180a52007-11-30 13:00:35 -0500335{
Eric Parise0007522008-03-05 10:31:54 -0500336 return security_ops->sb_set_mnt_opts(sb, opts);
Eric Parisc9180a52007-11-30 13:00:35 -0500337}
Eric Parise0007522008-03-05 10:31:54 -0500338EXPORT_SYMBOL(security_sb_set_mnt_opts);
Eric Parisc9180a52007-11-30 13:00:35 -0500339
340void security_sb_clone_mnt_opts(const struct super_block *oldsb,
341 struct super_block *newsb)
342{
343 security_ops->sb_clone_mnt_opts(oldsb, newsb);
344}
Eric Parise0007522008-03-05 10:31:54 -0500345EXPORT_SYMBOL(security_sb_clone_mnt_opts);
346
347int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
348{
349 return security_ops->sb_parse_opts_str(options, opts);
350}
351EXPORT_SYMBOL(security_sb_parse_opts_str);
Eric Parisc9180a52007-11-30 13:00:35 -0500352
James Morris20510f22007-10-16 23:31:32 -0700353int security_inode_alloc(struct inode *inode)
354{
355 inode->i_security = NULL;
356 return security_ops->inode_alloc_security(inode);
357}
358
359void security_inode_free(struct inode *inode)
360{
361 security_ops->inode_free_security(inode);
362}
363
364int security_inode_init_security(struct inode *inode, struct inode *dir,
365 char **name, void **value, size_t *len)
366{
367 if (unlikely(IS_PRIVATE(inode)))
368 return -EOPNOTSUPP;
369 return security_ops->inode_init_security(inode, dir, name, value, len);
370}
371EXPORT_SYMBOL(security_inode_init_security);
372
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900373#ifdef CONFIG_SECURITY_PATH
374int security_path_mknod(struct path *path, struct dentry *dentry, int mode,
375 unsigned int dev)
376{
377 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
378 return 0;
379 return security_ops->path_mknod(path, dentry, mode, dev);
380}
381EXPORT_SYMBOL(security_path_mknod);
382
383int security_path_mkdir(struct path *path, struct dentry *dentry, int mode)
384{
385 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
386 return 0;
387 return security_ops->path_mkdir(path, dentry, mode);
388}
389
390int security_path_rmdir(struct path *path, struct dentry *dentry)
391{
392 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
393 return 0;
394 return security_ops->path_rmdir(path, dentry);
395}
396
397int security_path_unlink(struct path *path, struct dentry *dentry)
398{
399 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
400 return 0;
401 return security_ops->path_unlink(path, dentry);
402}
403
404int security_path_symlink(struct path *path, struct dentry *dentry,
405 const char *old_name)
406{
407 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
408 return 0;
409 return security_ops->path_symlink(path, dentry, old_name);
410}
411
412int security_path_link(struct dentry *old_dentry, struct path *new_dir,
413 struct dentry *new_dentry)
414{
415 if (unlikely(IS_PRIVATE(old_dentry->d_inode)))
416 return 0;
417 return security_ops->path_link(old_dentry, new_dir, new_dentry);
418}
419
420int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
421 struct path *new_dir, struct dentry *new_dentry)
422{
423 if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
424 (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
425 return 0;
426 return security_ops->path_rename(old_dir, old_dentry, new_dir,
427 new_dentry);
428}
429
430int security_path_truncate(struct path *path, loff_t length,
431 unsigned int time_attrs)
432{
433 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
434 return 0;
435 return security_ops->path_truncate(path, length, time_attrs);
436}
437#endif
438
James Morris20510f22007-10-16 23:31:32 -0700439int security_inode_create(struct inode *dir, struct dentry *dentry, int mode)
440{
441 if (unlikely(IS_PRIVATE(dir)))
442 return 0;
443 return security_ops->inode_create(dir, dentry, mode);
444}
David Howells800a9642009-04-03 16:42:40 +0100445EXPORT_SYMBOL_GPL(security_inode_create);
James Morris20510f22007-10-16 23:31:32 -0700446
447int security_inode_link(struct dentry *old_dentry, struct inode *dir,
448 struct dentry *new_dentry)
449{
450 if (unlikely(IS_PRIVATE(old_dentry->d_inode)))
451 return 0;
452 return security_ops->inode_link(old_dentry, dir, new_dentry);
453}
454
455int security_inode_unlink(struct inode *dir, struct dentry *dentry)
456{
457 if (unlikely(IS_PRIVATE(dentry->d_inode)))
458 return 0;
459 return security_ops->inode_unlink(dir, dentry);
460}
461
462int security_inode_symlink(struct inode *dir, struct dentry *dentry,
463 const char *old_name)
464{
465 if (unlikely(IS_PRIVATE(dir)))
466 return 0;
467 return security_ops->inode_symlink(dir, dentry, old_name);
468}
469
470int security_inode_mkdir(struct inode *dir, struct dentry *dentry, int mode)
471{
472 if (unlikely(IS_PRIVATE(dir)))
473 return 0;
474 return security_ops->inode_mkdir(dir, dentry, mode);
475}
David Howells800a9642009-04-03 16:42:40 +0100476EXPORT_SYMBOL_GPL(security_inode_mkdir);
James Morris20510f22007-10-16 23:31:32 -0700477
478int security_inode_rmdir(struct inode *dir, struct dentry *dentry)
479{
480 if (unlikely(IS_PRIVATE(dentry->d_inode)))
481 return 0;
482 return security_ops->inode_rmdir(dir, dentry);
483}
484
485int security_inode_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev)
486{
487 if (unlikely(IS_PRIVATE(dir)))
488 return 0;
489 return security_ops->inode_mknod(dir, dentry, mode, dev);
490}
491
492int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
493 struct inode *new_dir, struct dentry *new_dentry)
494{
495 if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
496 (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
497 return 0;
498 return security_ops->inode_rename(old_dir, old_dentry,
499 new_dir, new_dentry);
500}
501
502int security_inode_readlink(struct dentry *dentry)
503{
504 if (unlikely(IS_PRIVATE(dentry->d_inode)))
505 return 0;
506 return security_ops->inode_readlink(dentry);
507}
508
509int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd)
510{
511 if (unlikely(IS_PRIVATE(dentry->d_inode)))
512 return 0;
513 return security_ops->inode_follow_link(dentry, nd);
514}
515
Al Virob77b0642008-07-17 09:37:02 -0400516int security_inode_permission(struct inode *inode, int mask)
James Morris20510f22007-10-16 23:31:32 -0700517{
518 if (unlikely(IS_PRIVATE(inode)))
519 return 0;
Al Virob77b0642008-07-17 09:37:02 -0400520 return security_ops->inode_permission(inode, mask);
James Morris20510f22007-10-16 23:31:32 -0700521}
522
523int security_inode_setattr(struct dentry *dentry, struct iattr *attr)
524{
525 if (unlikely(IS_PRIVATE(dentry->d_inode)))
526 return 0;
527 return security_ops->inode_setattr(dentry, attr);
528}
Miklos Szeredib1da47e2008-07-01 15:01:28 +0200529EXPORT_SYMBOL_GPL(security_inode_setattr);
James Morris20510f22007-10-16 23:31:32 -0700530
531int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
532{
533 if (unlikely(IS_PRIVATE(dentry->d_inode)))
534 return 0;
535 return security_ops->inode_getattr(mnt, dentry);
536}
537
538void security_inode_delete(struct inode *inode)
539{
540 if (unlikely(IS_PRIVATE(inode)))
541 return;
542 security_ops->inode_delete(inode);
543}
544
David Howells8f0cfa52008-04-29 00:59:41 -0700545int security_inode_setxattr(struct dentry *dentry, const char *name,
546 const void *value, size_t size, int flags)
James Morris20510f22007-10-16 23:31:32 -0700547{
548 if (unlikely(IS_PRIVATE(dentry->d_inode)))
549 return 0;
550 return security_ops->inode_setxattr(dentry, name, value, size, flags);
551}
552
David Howells8f0cfa52008-04-29 00:59:41 -0700553void security_inode_post_setxattr(struct dentry *dentry, const char *name,
554 const void *value, size_t size, int flags)
James Morris20510f22007-10-16 23:31:32 -0700555{
556 if (unlikely(IS_PRIVATE(dentry->d_inode)))
557 return;
558 security_ops->inode_post_setxattr(dentry, name, value, size, flags);
559}
560
David Howells8f0cfa52008-04-29 00:59:41 -0700561int security_inode_getxattr(struct dentry *dentry, const char *name)
James Morris20510f22007-10-16 23:31:32 -0700562{
563 if (unlikely(IS_PRIVATE(dentry->d_inode)))
564 return 0;
565 return security_ops->inode_getxattr(dentry, name);
566}
567
568int security_inode_listxattr(struct dentry *dentry)
569{
570 if (unlikely(IS_PRIVATE(dentry->d_inode)))
571 return 0;
572 return security_ops->inode_listxattr(dentry);
573}
574
David Howells8f0cfa52008-04-29 00:59:41 -0700575int security_inode_removexattr(struct dentry *dentry, const char *name)
James Morris20510f22007-10-16 23:31:32 -0700576{
577 if (unlikely(IS_PRIVATE(dentry->d_inode)))
578 return 0;
579 return security_ops->inode_removexattr(dentry, name);
580}
581
Serge E. Hallynb5376772007-10-16 23:31:36 -0700582int security_inode_need_killpriv(struct dentry *dentry)
583{
584 return security_ops->inode_need_killpriv(dentry);
585}
586
587int security_inode_killpriv(struct dentry *dentry)
588{
589 return security_ops->inode_killpriv(dentry);
590}
591
David P. Quigley42492592008-02-04 22:29:39 -0800592int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
James Morris20510f22007-10-16 23:31:32 -0700593{
594 if (unlikely(IS_PRIVATE(inode)))
595 return 0;
David P. Quigley42492592008-02-04 22:29:39 -0800596 return security_ops->inode_getsecurity(inode, name, buffer, alloc);
James Morris20510f22007-10-16 23:31:32 -0700597}
598
599int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
600{
601 if (unlikely(IS_PRIVATE(inode)))
602 return 0;
603 return security_ops->inode_setsecurity(inode, name, value, size, flags);
604}
605
606int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
607{
608 if (unlikely(IS_PRIVATE(inode)))
609 return 0;
610 return security_ops->inode_listsecurity(inode, buffer, buffer_size);
611}
612
Ahmed S. Darwish8a076192008-03-01 21:51:09 +0200613void security_inode_getsecid(const struct inode *inode, u32 *secid)
614{
615 security_ops->inode_getsecid(inode, secid);
616}
617
James Morris20510f22007-10-16 23:31:32 -0700618int security_file_permission(struct file *file, int mask)
619{
620 return security_ops->file_permission(file, mask);
621}
622
623int security_file_alloc(struct file *file)
624{
625 return security_ops->file_alloc_security(file);
626}
627
628void security_file_free(struct file *file)
629{
630 security_ops->file_free_security(file);
631}
632
633int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
634{
635 return security_ops->file_ioctl(file, cmd, arg);
636}
637
638int security_file_mmap(struct file *file, unsigned long reqprot,
639 unsigned long prot, unsigned long flags,
640 unsigned long addr, unsigned long addr_only)
641{
642 return security_ops->file_mmap(file, reqprot, prot, flags, addr, addr_only);
643}
644
645int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
646 unsigned long prot)
647{
648 return security_ops->file_mprotect(vma, reqprot, prot);
649}
650
651int security_file_lock(struct file *file, unsigned int cmd)
652{
653 return security_ops->file_lock(file, cmd);
654}
655
656int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
657{
658 return security_ops->file_fcntl(file, cmd, arg);
659}
660
661int security_file_set_fowner(struct file *file)
662{
663 return security_ops->file_set_fowner(file);
664}
665
666int security_file_send_sigiotask(struct task_struct *tsk,
667 struct fown_struct *fown, int sig)
668{
669 return security_ops->file_send_sigiotask(tsk, fown, sig);
670}
671
672int security_file_receive(struct file *file)
673{
674 return security_ops->file_receive(file);
675}
676
David Howells745ca242008-11-14 10:39:22 +1100677int security_dentry_open(struct file *file, const struct cred *cred)
James Morris20510f22007-10-16 23:31:32 -0700678{
David Howells745ca242008-11-14 10:39:22 +1100679 return security_ops->dentry_open(file, cred);
James Morris20510f22007-10-16 23:31:32 -0700680}
681
682int security_task_create(unsigned long clone_flags)
683{
684 return security_ops->task_create(clone_flags);
685}
686
David Howellsee18d642009-09-02 09:14:21 +0100687int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
688{
689 return security_ops->cred_alloc_blank(cred, gfp);
690}
691
David Howellsf1752ee2008-11-14 10:39:17 +1100692void security_cred_free(struct cred *cred)
James Morris20510f22007-10-16 23:31:32 -0700693{
David Howellsf1752ee2008-11-14 10:39:17 +1100694 security_ops->cred_free(cred);
James Morris20510f22007-10-16 23:31:32 -0700695}
696
David Howellsd84f4f92008-11-14 10:39:23 +1100697int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp)
698{
699 return security_ops->cred_prepare(new, old, gfp);
700}
701
702void security_commit_creds(struct cred *new, const struct cred *old)
703{
Hannes Eder200036c2008-11-24 22:14:43 +0100704 security_ops->cred_commit(new, old);
David Howellsd84f4f92008-11-14 10:39:23 +1100705}
706
David Howellsee18d642009-09-02 09:14:21 +0100707void security_transfer_creds(struct cred *new, const struct cred *old)
708{
709 security_ops->cred_transfer(new, old);
710}
711
David Howells3a3b7ce2008-11-14 10:39:28 +1100712int security_kernel_act_as(struct cred *new, u32 secid)
713{
714 return security_ops->kernel_act_as(new, secid);
715}
716
717int security_kernel_create_files_as(struct cred *new, struct inode *inode)
718{
719 return security_ops->kernel_create_files_as(new, inode);
720}
721
Eric Paris91884992009-08-13 09:44:57 -0400722int security_kernel_module_request(void)
723{
724 return security_ops->kernel_module_request();
725}
726
James Morris20510f22007-10-16 23:31:32 -0700727int security_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags)
728{
729 return security_ops->task_setuid(id0, id1, id2, flags);
730}
731
David Howellsd84f4f92008-11-14 10:39:23 +1100732int security_task_fix_setuid(struct cred *new, const struct cred *old,
733 int flags)
James Morris20510f22007-10-16 23:31:32 -0700734{
David Howellsd84f4f92008-11-14 10:39:23 +1100735 return security_ops->task_fix_setuid(new, old, flags);
James Morris20510f22007-10-16 23:31:32 -0700736}
737
738int security_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags)
739{
740 return security_ops->task_setgid(id0, id1, id2, flags);
741}
742
743int security_task_setpgid(struct task_struct *p, pid_t pgid)
744{
745 return security_ops->task_setpgid(p, pgid);
746}
747
748int security_task_getpgid(struct task_struct *p)
749{
750 return security_ops->task_getpgid(p);
751}
752
753int security_task_getsid(struct task_struct *p)
754{
755 return security_ops->task_getsid(p);
756}
757
758void security_task_getsecid(struct task_struct *p, u32 *secid)
759{
760 security_ops->task_getsecid(p, secid);
761}
762EXPORT_SYMBOL(security_task_getsecid);
763
764int security_task_setgroups(struct group_info *group_info)
765{
766 return security_ops->task_setgroups(group_info);
767}
768
769int security_task_setnice(struct task_struct *p, int nice)
770{
771 return security_ops->task_setnice(p, nice);
772}
773
774int security_task_setioprio(struct task_struct *p, int ioprio)
775{
776 return security_ops->task_setioprio(p, ioprio);
777}
778
779int security_task_getioprio(struct task_struct *p)
780{
781 return security_ops->task_getioprio(p);
782}
783
784int security_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
785{
786 return security_ops->task_setrlimit(resource, new_rlim);
787}
788
789int security_task_setscheduler(struct task_struct *p,
790 int policy, struct sched_param *lp)
791{
792 return security_ops->task_setscheduler(p, policy, lp);
793}
794
795int security_task_getscheduler(struct task_struct *p)
796{
797 return security_ops->task_getscheduler(p);
798}
799
800int security_task_movememory(struct task_struct *p)
801{
802 return security_ops->task_movememory(p);
803}
804
805int security_task_kill(struct task_struct *p, struct siginfo *info,
806 int sig, u32 secid)
807{
808 return security_ops->task_kill(p, info, sig, secid);
809}
810
811int security_task_wait(struct task_struct *p)
812{
813 return security_ops->task_wait(p);
814}
815
816int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
David Howellsd84f4f92008-11-14 10:39:23 +1100817 unsigned long arg4, unsigned long arg5)
James Morris20510f22007-10-16 23:31:32 -0700818{
David Howellsd84f4f92008-11-14 10:39:23 +1100819 return security_ops->task_prctl(option, arg2, arg3, arg4, arg5);
James Morris20510f22007-10-16 23:31:32 -0700820}
821
822void security_task_to_inode(struct task_struct *p, struct inode *inode)
823{
824 security_ops->task_to_inode(p, inode);
825}
826
827int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
828{
829 return security_ops->ipc_permission(ipcp, flag);
830}
831
Ahmed S. Darwish8a076192008-03-01 21:51:09 +0200832void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
833{
834 security_ops->ipc_getsecid(ipcp, secid);
835}
836
James Morris20510f22007-10-16 23:31:32 -0700837int security_msg_msg_alloc(struct msg_msg *msg)
838{
839 return security_ops->msg_msg_alloc_security(msg);
840}
841
842void security_msg_msg_free(struct msg_msg *msg)
843{
844 security_ops->msg_msg_free_security(msg);
845}
846
847int security_msg_queue_alloc(struct msg_queue *msq)
848{
849 return security_ops->msg_queue_alloc_security(msq);
850}
851
852void security_msg_queue_free(struct msg_queue *msq)
853{
854 security_ops->msg_queue_free_security(msq);
855}
856
857int security_msg_queue_associate(struct msg_queue *msq, int msqflg)
858{
859 return security_ops->msg_queue_associate(msq, msqflg);
860}
861
862int security_msg_queue_msgctl(struct msg_queue *msq, int cmd)
863{
864 return security_ops->msg_queue_msgctl(msq, cmd);
865}
866
867int security_msg_queue_msgsnd(struct msg_queue *msq,
868 struct msg_msg *msg, int msqflg)
869{
870 return security_ops->msg_queue_msgsnd(msq, msg, msqflg);
871}
872
873int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
874 struct task_struct *target, long type, int mode)
875{
876 return security_ops->msg_queue_msgrcv(msq, msg, target, type, mode);
877}
878
879int security_shm_alloc(struct shmid_kernel *shp)
880{
881 return security_ops->shm_alloc_security(shp);
882}
883
884void security_shm_free(struct shmid_kernel *shp)
885{
886 security_ops->shm_free_security(shp);
887}
888
889int security_shm_associate(struct shmid_kernel *shp, int shmflg)
890{
891 return security_ops->shm_associate(shp, shmflg);
892}
893
894int security_shm_shmctl(struct shmid_kernel *shp, int cmd)
895{
896 return security_ops->shm_shmctl(shp, cmd);
897}
898
899int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg)
900{
901 return security_ops->shm_shmat(shp, shmaddr, shmflg);
902}
903
904int security_sem_alloc(struct sem_array *sma)
905{
906 return security_ops->sem_alloc_security(sma);
907}
908
909void security_sem_free(struct sem_array *sma)
910{
911 security_ops->sem_free_security(sma);
912}
913
914int security_sem_associate(struct sem_array *sma, int semflg)
915{
916 return security_ops->sem_associate(sma, semflg);
917}
918
919int security_sem_semctl(struct sem_array *sma, int cmd)
920{
921 return security_ops->sem_semctl(sma, cmd);
922}
923
924int security_sem_semop(struct sem_array *sma, struct sembuf *sops,
925 unsigned nsops, int alter)
926{
927 return security_ops->sem_semop(sma, sops, nsops, alter);
928}
929
930void security_d_instantiate(struct dentry *dentry, struct inode *inode)
931{
932 if (unlikely(inode && IS_PRIVATE(inode)))
933 return;
934 security_ops->d_instantiate(dentry, inode);
935}
936EXPORT_SYMBOL(security_d_instantiate);
937
938int security_getprocattr(struct task_struct *p, char *name, char **value)
939{
940 return security_ops->getprocattr(p, name, value);
941}
942
943int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
944{
945 return security_ops->setprocattr(p, name, value, size);
946}
947
948int security_netlink_send(struct sock *sk, struct sk_buff *skb)
949{
950 return security_ops->netlink_send(sk, skb);
951}
James Morris20510f22007-10-16 23:31:32 -0700952
953int security_netlink_recv(struct sk_buff *skb, int cap)
954{
955 return security_ops->netlink_recv(skb, cap);
956}
957EXPORT_SYMBOL(security_netlink_recv);
958
959int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
960{
961 return security_ops->secid_to_secctx(secid, secdata, seclen);
962}
963EXPORT_SYMBOL(security_secid_to_secctx);
964
David Howells7bf570d2008-04-29 20:52:51 +0100965int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
David Howells63cb3442008-01-15 23:47:35 +0000966{
967 return security_ops->secctx_to_secid(secdata, seclen, secid);
968}
969EXPORT_SYMBOL(security_secctx_to_secid);
970
James Morris20510f22007-10-16 23:31:32 -0700971void security_release_secctx(char *secdata, u32 seclen)
972{
James Morris65fc7662008-06-12 01:00:10 +1000973 security_ops->release_secctx(secdata, seclen);
James Morris20510f22007-10-16 23:31:32 -0700974}
975EXPORT_SYMBOL(security_release_secctx);
976
David P. Quigley1ee65e32009-09-03 14:25:57 -0400977int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
978{
979 return security_ops->inode_notifysecctx(inode, ctx, ctxlen);
980}
981EXPORT_SYMBOL(security_inode_notifysecctx);
982
983int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
984{
985 return security_ops->inode_setsecctx(dentry, ctx, ctxlen);
986}
987EXPORT_SYMBOL(security_inode_setsecctx);
988
989int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
990{
991 return security_ops->inode_getsecctx(inode, ctx, ctxlen);
992}
993EXPORT_SYMBOL(security_inode_getsecctx);
994
James Morris20510f22007-10-16 23:31:32 -0700995#ifdef CONFIG_SECURITY_NETWORK
996
997int security_unix_stream_connect(struct socket *sock, struct socket *other,
998 struct sock *newsk)
999{
1000 return security_ops->unix_stream_connect(sock, other, newsk);
1001}
1002EXPORT_SYMBOL(security_unix_stream_connect);
1003
1004int security_unix_may_send(struct socket *sock, struct socket *other)
1005{
1006 return security_ops->unix_may_send(sock, other);
1007}
1008EXPORT_SYMBOL(security_unix_may_send);
1009
1010int security_socket_create(int family, int type, int protocol, int kern)
1011{
1012 return security_ops->socket_create(family, type, protocol, kern);
1013}
1014
1015int security_socket_post_create(struct socket *sock, int family,
1016 int type, int protocol, int kern)
1017{
1018 return security_ops->socket_post_create(sock, family, type,
1019 protocol, kern);
1020}
1021
1022int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen)
1023{
1024 return security_ops->socket_bind(sock, address, addrlen);
1025}
1026
1027int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen)
1028{
1029 return security_ops->socket_connect(sock, address, addrlen);
1030}
1031
1032int security_socket_listen(struct socket *sock, int backlog)
1033{
1034 return security_ops->socket_listen(sock, backlog);
1035}
1036
1037int security_socket_accept(struct socket *sock, struct socket *newsock)
1038{
1039 return security_ops->socket_accept(sock, newsock);
1040}
1041
James Morris20510f22007-10-16 23:31:32 -07001042int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
1043{
1044 return security_ops->socket_sendmsg(sock, msg, size);
1045}
1046
1047int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
1048 int size, int flags)
1049{
1050 return security_ops->socket_recvmsg(sock, msg, size, flags);
1051}
1052
1053int security_socket_getsockname(struct socket *sock)
1054{
1055 return security_ops->socket_getsockname(sock);
1056}
1057
1058int security_socket_getpeername(struct socket *sock)
1059{
1060 return security_ops->socket_getpeername(sock);
1061}
1062
1063int security_socket_getsockopt(struct socket *sock, int level, int optname)
1064{
1065 return security_ops->socket_getsockopt(sock, level, optname);
1066}
1067
1068int security_socket_setsockopt(struct socket *sock, int level, int optname)
1069{
1070 return security_ops->socket_setsockopt(sock, level, optname);
1071}
1072
1073int security_socket_shutdown(struct socket *sock, int how)
1074{
1075 return security_ops->socket_shutdown(sock, how);
1076}
1077
1078int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
1079{
1080 return security_ops->socket_sock_rcv_skb(sk, skb);
1081}
1082EXPORT_SYMBOL(security_sock_rcv_skb);
1083
1084int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1085 int __user *optlen, unsigned len)
1086{
1087 return security_ops->socket_getpeersec_stream(sock, optval, optlen, len);
1088}
1089
1090int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
1091{
1092 return security_ops->socket_getpeersec_dgram(sock, skb, secid);
1093}
1094EXPORT_SYMBOL(security_socket_getpeersec_dgram);
1095
1096int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
1097{
1098 return security_ops->sk_alloc_security(sk, family, priority);
1099}
1100
1101void security_sk_free(struct sock *sk)
1102{
James Morris65fc7662008-06-12 01:00:10 +10001103 security_ops->sk_free_security(sk);
James Morris20510f22007-10-16 23:31:32 -07001104}
1105
1106void security_sk_clone(const struct sock *sk, struct sock *newsk)
1107{
James Morris65fc7662008-06-12 01:00:10 +10001108 security_ops->sk_clone_security(sk, newsk);
James Morris20510f22007-10-16 23:31:32 -07001109}
1110
1111void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
1112{
1113 security_ops->sk_getsecid(sk, &fl->secid);
1114}
1115EXPORT_SYMBOL(security_sk_classify_flow);
1116
1117void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
1118{
1119 security_ops->req_classify_flow(req, fl);
1120}
1121EXPORT_SYMBOL(security_req_classify_flow);
1122
1123void security_sock_graft(struct sock *sk, struct socket *parent)
1124{
1125 security_ops->sock_graft(sk, parent);
1126}
1127EXPORT_SYMBOL(security_sock_graft);
1128
1129int security_inet_conn_request(struct sock *sk,
1130 struct sk_buff *skb, struct request_sock *req)
1131{
1132 return security_ops->inet_conn_request(sk, skb, req);
1133}
1134EXPORT_SYMBOL(security_inet_conn_request);
1135
1136void security_inet_csk_clone(struct sock *newsk,
1137 const struct request_sock *req)
1138{
1139 security_ops->inet_csk_clone(newsk, req);
1140}
1141
1142void security_inet_conn_established(struct sock *sk,
1143 struct sk_buff *skb)
1144{
1145 security_ops->inet_conn_established(sk, skb);
1146}
1147
Paul Moore2b980db2009-08-28 18:12:43 -04001148int security_tun_dev_create(void)
1149{
1150 return security_ops->tun_dev_create();
1151}
1152EXPORT_SYMBOL(security_tun_dev_create);
1153
1154void security_tun_dev_post_create(struct sock *sk)
1155{
1156 return security_ops->tun_dev_post_create(sk);
1157}
1158EXPORT_SYMBOL(security_tun_dev_post_create);
1159
1160int security_tun_dev_attach(struct sock *sk)
1161{
1162 return security_ops->tun_dev_attach(sk);
1163}
1164EXPORT_SYMBOL(security_tun_dev_attach);
1165
James Morris20510f22007-10-16 23:31:32 -07001166#endif /* CONFIG_SECURITY_NETWORK */
1167
1168#ifdef CONFIG_SECURITY_NETWORK_XFRM
1169
Paul Moore03e1ad72008-04-12 19:07:52 -07001170int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx)
James Morris20510f22007-10-16 23:31:32 -07001171{
Paul Moore03e1ad72008-04-12 19:07:52 -07001172 return security_ops->xfrm_policy_alloc_security(ctxp, sec_ctx);
James Morris20510f22007-10-16 23:31:32 -07001173}
1174EXPORT_SYMBOL(security_xfrm_policy_alloc);
1175
Paul Moore03e1ad72008-04-12 19:07:52 -07001176int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx,
1177 struct xfrm_sec_ctx **new_ctxp)
James Morris20510f22007-10-16 23:31:32 -07001178{
Paul Moore03e1ad72008-04-12 19:07:52 -07001179 return security_ops->xfrm_policy_clone_security(old_ctx, new_ctxp);
James Morris20510f22007-10-16 23:31:32 -07001180}
1181
Paul Moore03e1ad72008-04-12 19:07:52 -07001182void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
James Morris20510f22007-10-16 23:31:32 -07001183{
Paul Moore03e1ad72008-04-12 19:07:52 -07001184 security_ops->xfrm_policy_free_security(ctx);
James Morris20510f22007-10-16 23:31:32 -07001185}
1186EXPORT_SYMBOL(security_xfrm_policy_free);
1187
Paul Moore03e1ad72008-04-12 19:07:52 -07001188int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
James Morris20510f22007-10-16 23:31:32 -07001189{
Paul Moore03e1ad72008-04-12 19:07:52 -07001190 return security_ops->xfrm_policy_delete_security(ctx);
James Morris20510f22007-10-16 23:31:32 -07001191}
1192
1193int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
1194{
1195 return security_ops->xfrm_state_alloc_security(x, sec_ctx, 0);
1196}
1197EXPORT_SYMBOL(security_xfrm_state_alloc);
1198
1199int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1200 struct xfrm_sec_ctx *polsec, u32 secid)
1201{
1202 if (!polsec)
1203 return 0;
1204 /*
1205 * We want the context to be taken from secid which is usually
1206 * from the sock.
1207 */
1208 return security_ops->xfrm_state_alloc_security(x, NULL, secid);
1209}
1210
1211int security_xfrm_state_delete(struct xfrm_state *x)
1212{
1213 return security_ops->xfrm_state_delete_security(x);
1214}
1215EXPORT_SYMBOL(security_xfrm_state_delete);
1216
1217void security_xfrm_state_free(struct xfrm_state *x)
1218{
1219 security_ops->xfrm_state_free_security(x);
1220}
1221
Paul Moore03e1ad72008-04-12 19:07:52 -07001222int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
James Morris20510f22007-10-16 23:31:32 -07001223{
Paul Moore03e1ad72008-04-12 19:07:52 -07001224 return security_ops->xfrm_policy_lookup(ctx, fl_secid, dir);
James Morris20510f22007-10-16 23:31:32 -07001225}
1226
1227int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1228 struct xfrm_policy *xp, struct flowi *fl)
1229{
1230 return security_ops->xfrm_state_pol_flow_match(x, xp, fl);
1231}
1232
1233int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
1234{
1235 return security_ops->xfrm_decode_session(skb, secid, 1);
1236}
1237
1238void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
1239{
1240 int rc = security_ops->xfrm_decode_session(skb, &fl->secid, 0);
1241
1242 BUG_ON(rc);
1243}
1244EXPORT_SYMBOL(security_skb_classify_flow);
1245
1246#endif /* CONFIG_SECURITY_NETWORK_XFRM */
1247
1248#ifdef CONFIG_KEYS
1249
David Howellsd84f4f92008-11-14 10:39:23 +11001250int security_key_alloc(struct key *key, const struct cred *cred,
1251 unsigned long flags)
James Morris20510f22007-10-16 23:31:32 -07001252{
David Howellsd84f4f92008-11-14 10:39:23 +11001253 return security_ops->key_alloc(key, cred, flags);
James Morris20510f22007-10-16 23:31:32 -07001254}
1255
1256void security_key_free(struct key *key)
1257{
1258 security_ops->key_free(key);
1259}
1260
1261int security_key_permission(key_ref_t key_ref,
David Howellsd84f4f92008-11-14 10:39:23 +11001262 const struct cred *cred, key_perm_t perm)
James Morris20510f22007-10-16 23:31:32 -07001263{
David Howellsd84f4f92008-11-14 10:39:23 +11001264 return security_ops->key_permission(key_ref, cred, perm);
James Morris20510f22007-10-16 23:31:32 -07001265}
1266
David Howells70a5bb72008-04-29 01:01:26 -07001267int security_key_getsecurity(struct key *key, char **_buffer)
1268{
1269 return security_ops->key_getsecurity(key, _buffer);
1270}
1271
David Howellsee18d642009-09-02 09:14:21 +01001272int security_key_session_to_parent(const struct cred *cred,
1273 const struct cred *parent_cred,
1274 struct key *key)
1275{
1276 return security_ops->key_session_to_parent(cred, parent_cred, key);
1277}
1278
James Morris20510f22007-10-16 23:31:32 -07001279#endif /* CONFIG_KEYS */
Ahmed S. Darwish03d37d22008-03-01 22:00:05 +02001280
1281#ifdef CONFIG_AUDIT
1282
1283int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
1284{
1285 return security_ops->audit_rule_init(field, op, rulestr, lsmrule);
1286}
1287
1288int security_audit_rule_known(struct audit_krule *krule)
1289{
1290 return security_ops->audit_rule_known(krule);
1291}
1292
1293void security_audit_rule_free(void *lsmrule)
1294{
1295 security_ops->audit_rule_free(lsmrule);
1296}
1297
1298int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
1299 struct audit_context *actx)
1300{
1301 return security_ops->audit_rule_match(secid, field, op, lsmrule, actx);
1302}
1303
1304#endif /* CONFIG_AUDIT */