blob: c645e263ca8d8612ce9011b0beddcc956655c537 [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>
Mimi Zohar6c21a7f2009-10-22 17:30:13 -040019#include <linux/ima.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070020
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020021/* Boot-time LSM user choice */
John Johansen6e65f922009-11-05 17:03:20 -080022static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] =
23 CONFIG_DEFAULT_SECURITY;
Linus Torvalds1da177e2005-04-16 15:20:36 -070024
Miklos Szeredi5915eb52008-07-03 20:56:05 +020025/* things that live in capability.c */
Tetsuo Handac80901f2010-05-14 12:01:26 +090026extern void __init security_fixup_ops(struct security_operations *ops);
Linus Torvalds1da177e2005-04-16 15:20:36 -070027
wzt.wzt@gmail.com189b3b12010-02-23 23:15:28 +080028static struct security_operations *security_ops;
29static struct security_operations default_security_ops = {
30 .name = "default",
31};
Eric Parisa5ecbcb2008-01-31 15:11:22 -050032
Tetsuo Handac80901f2010-05-14 12:01:26 +090033static inline int __init verify(struct security_operations *ops)
Linus Torvalds1da177e2005-04-16 15:20:36 -070034{
35 /* verify the security_operations structure exists */
36 if (!ops)
37 return -EINVAL;
38 security_fixup_ops(ops);
39 return 0;
40}
41
42static void __init do_security_initcalls(void)
43{
44 initcall_t *call;
45 call = __security_initcall_start;
46 while (call < __security_initcall_end) {
47 (*call) ();
48 call++;
49 }
50}
51
52/**
53 * security_init - initializes the security framework
54 *
55 * This should be called early in the kernel initialization sequence.
56 */
57int __init security_init(void)
58{
James Morris20510f22007-10-16 23:31:32 -070059 printk(KERN_INFO "Security Framework initialized\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -070060
Miklos Szeredi5915eb52008-07-03 20:56:05 +020061 security_fixup_ops(&default_security_ops);
62 security_ops = &default_security_ops;
Linus Torvalds1da177e2005-04-16 15:20:36 -070063 do_security_initcalls();
64
65 return 0;
66}
67
wzt.wzt@gmail.com189b3b12010-02-23 23:15:28 +080068void reset_security_ops(void)
69{
70 security_ops = &default_security_ops;
71}
72
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020073/* Save user chosen LSM */
74static int __init choose_lsm(char *str)
75{
76 strncpy(chosen_lsm, str, SECURITY_NAME_MAX);
77 return 1;
78}
79__setup("security=", choose_lsm);
80
81/**
82 * security_module_enable - Load given security module on boot ?
83 * @ops: a pointer to the struct security_operations that is to be checked.
84 *
85 * Each LSM must pass this method before registering its own operations
86 * to avoid security registration races. This method may also be used
James Morris7cea51b2008-03-07 12:23:49 +110087 * to check if your LSM is currently loaded during kernel initialization.
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020088 *
89 * Return true if:
90 * -The passed LSM is the one chosen by user at boot time,
John Johansen6e65f922009-11-05 17:03:20 -080091 * -or the passed LSM is configured as the default and the user did not
Tetsuo Handa065d78a2010-08-28 14:58:44 +090092 * choose an alternate LSM at boot time.
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020093 * Otherwise, return false.
94 */
95int __init security_module_enable(struct security_operations *ops)
96{
Tetsuo Handa065d78a2010-08-28 14:58:44 +090097 return !strcmp(ops->name, chosen_lsm);
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +020098}
99
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100/**
101 * register_security - registers a security framework with the kernel
102 * @ops: a pointer to the struct security_options that is to be registered
103 *
Randy Dunlap3f23d812008-08-17 21:44:22 -0700104 * This function allows a security module to register itself with the
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105 * kernel security subsystem. Some rudimentary checking is done on the @ops
Ahmed S. Darwish076c54c2008-03-06 18:09:10 +0200106 * value passed to this function. You'll need to check first if your LSM
107 * is allowed to register its @ops by calling security_module_enable(@ops).
Linus Torvalds1da177e2005-04-16 15:20:36 -0700108 *
109 * If there is already a security module registered with the kernel,
Randy Dunlap3f23d812008-08-17 21:44:22 -0700110 * an error will be returned. Otherwise %0 is returned on success.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111 */
wzt.wzt@gmail.comc1e992b2010-02-26 22:49:55 +0800112int __init register_security(struct security_operations *ops)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700113{
114 if (verify(ops)) {
115 printk(KERN_DEBUG "%s could not verify "
Harvey Harrisondd6f9532008-03-06 10:03:59 +1100116 "security_operations structure.\n", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700117 return -EINVAL;
118 }
119
Miklos Szeredi5915eb52008-07-03 20:56:05 +0200120 if (security_ops != &default_security_ops)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700121 return -EAGAIN;
122
123 security_ops = ops;
124
125 return 0;
126}
127
James Morris20510f22007-10-16 23:31:32 -0700128/* Security operations */
129
Ingo Molnar9e488582009-05-07 19:26:19 +1000130int security_ptrace_access_check(struct task_struct *child, unsigned int mode)
James Morris20510f22007-10-16 23:31:32 -0700131{
Ingo Molnar9e488582009-05-07 19:26:19 +1000132 return security_ops->ptrace_access_check(child, mode);
David Howells5cd9c582008-08-14 11:37:28 +0100133}
134
135int security_ptrace_traceme(struct task_struct *parent)
136{
137 return security_ops->ptrace_traceme(parent);
James Morris20510f22007-10-16 23:31:32 -0700138}
139
140int security_capget(struct task_struct *target,
141 kernel_cap_t *effective,
142 kernel_cap_t *inheritable,
143 kernel_cap_t *permitted)
144{
145 return security_ops->capget(target, effective, inheritable, permitted);
146}
147
David Howellsd84f4f92008-11-14 10:39:23 +1100148int security_capset(struct cred *new, const struct cred *old,
149 const kernel_cap_t *effective,
150 const kernel_cap_t *inheritable,
151 const kernel_cap_t *permitted)
James Morris20510f22007-10-16 23:31:32 -0700152{
David Howellsd84f4f92008-11-14 10:39:23 +1100153 return security_ops->capset(new, old,
154 effective, inheritable, permitted);
James Morris20510f22007-10-16 23:31:32 -0700155}
156
David Howells3699c532009-01-06 22:27:01 +0000157int security_capable(int cap)
James Morris20510f22007-10-16 23:31:32 -0700158{
David Howells3699c532009-01-06 22:27:01 +0000159 return security_ops->capable(current, current_cred(), cap,
160 SECURITY_CAP_AUDIT);
Eric Paris06112162008-11-11 22:02:50 +1100161}
162
David Howells3699c532009-01-06 22:27:01 +0000163int security_real_capable(struct task_struct *tsk, int cap)
Eric Paris06112162008-11-11 22:02:50 +1100164{
David Howells3699c532009-01-06 22:27:01 +0000165 const struct cred *cred;
166 int ret;
167
168 cred = get_task_cred(tsk);
169 ret = security_ops->capable(tsk, cred, cap, SECURITY_CAP_AUDIT);
170 put_cred(cred);
171 return ret;
172}
173
174int security_real_capable_noaudit(struct task_struct *tsk, int cap)
175{
176 const struct cred *cred;
177 int ret;
178
179 cred = get_task_cred(tsk);
180 ret = security_ops->capable(tsk, cred, cap, SECURITY_CAP_NOAUDIT);
181 put_cred(cred);
182 return ret;
James Morris20510f22007-10-16 23:31:32 -0700183}
184
James Morris20510f22007-10-16 23:31:32 -0700185int security_sysctl(struct ctl_table *table, int op)
186{
187 return security_ops->sysctl(table, op);
188}
189
190int security_quotactl(int cmds, int type, int id, struct super_block *sb)
191{
192 return security_ops->quotactl(cmds, type, id, sb);
193}
194
195int security_quota_on(struct dentry *dentry)
196{
197 return security_ops->quota_on(dentry);
198}
199
Eric Paris12b30522010-11-15 18:36:29 -0500200int security_syslog(int type)
James Morris20510f22007-10-16 23:31:32 -0700201{
Eric Paris12b30522010-11-15 18:36:29 -0500202 return security_ops->syslog(type);
James Morris20510f22007-10-16 23:31:32 -0700203}
204
205int security_settime(struct timespec *ts, struct timezone *tz)
206{
207 return security_ops->settime(ts, tz);
208}
209
210int security_vm_enough_memory(long pages)
211{
Alan Cox731572d2008-10-29 14:01:20 -0700212 WARN_ON(current->mm == NULL);
James Morris20510f22007-10-16 23:31:32 -0700213 return security_ops->vm_enough_memory(current->mm, pages);
214}
215
216int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
217{
Alan Cox731572d2008-10-29 14:01:20 -0700218 WARN_ON(mm == NULL);
James Morris20510f22007-10-16 23:31:32 -0700219 return security_ops->vm_enough_memory(mm, pages);
220}
221
Alan Cox731572d2008-10-29 14:01:20 -0700222int security_vm_enough_memory_kern(long pages)
223{
224 /* If current->mm is a kernel thread then we will pass NULL,
225 for this specific case that is fine */
226 return security_ops->vm_enough_memory(current->mm, pages);
227}
228
David Howellsa6f76f22008-11-14 10:39:24 +1100229int security_bprm_set_creds(struct linux_binprm *bprm)
James Morris20510f22007-10-16 23:31:32 -0700230{
David Howellsa6f76f22008-11-14 10:39:24 +1100231 return security_ops->bprm_set_creds(bprm);
James Morris20510f22007-10-16 23:31:32 -0700232}
233
234int security_bprm_check(struct linux_binprm *bprm)
235{
Mimi Zohar6c21a7f2009-10-22 17:30:13 -0400236 int ret;
237
238 ret = security_ops->bprm_check_security(bprm);
239 if (ret)
240 return ret;
241 return ima_bprm_check(bprm);
James Morris20510f22007-10-16 23:31:32 -0700242}
243
David Howellsa6f76f22008-11-14 10:39:24 +1100244void security_bprm_committing_creds(struct linux_binprm *bprm)
245{
Hannes Eder200036c2008-11-24 22:14:43 +0100246 security_ops->bprm_committing_creds(bprm);
David Howellsa6f76f22008-11-14 10:39:24 +1100247}
248
249void security_bprm_committed_creds(struct linux_binprm *bprm)
250{
Hannes Eder200036c2008-11-24 22:14:43 +0100251 security_ops->bprm_committed_creds(bprm);
David Howellsa6f76f22008-11-14 10:39:24 +1100252}
253
James Morris20510f22007-10-16 23:31:32 -0700254int security_bprm_secureexec(struct linux_binprm *bprm)
255{
256 return security_ops->bprm_secureexec(bprm);
257}
258
259int security_sb_alloc(struct super_block *sb)
260{
261 return security_ops->sb_alloc_security(sb);
262}
263
264void security_sb_free(struct super_block *sb)
265{
266 security_ops->sb_free_security(sb);
267}
268
Eric Parise0007522008-03-05 10:31:54 -0500269int security_sb_copy_data(char *orig, char *copy)
James Morris20510f22007-10-16 23:31:32 -0700270{
Eric Parise0007522008-03-05 10:31:54 -0500271 return security_ops->sb_copy_data(orig, copy);
James Morris20510f22007-10-16 23:31:32 -0700272}
Eric Parise0007522008-03-05 10:31:54 -0500273EXPORT_SYMBOL(security_sb_copy_data);
James Morris20510f22007-10-16 23:31:32 -0700274
James Morris12204e22008-12-19 10:44:42 +1100275int security_sb_kern_mount(struct super_block *sb, int flags, void *data)
James Morris20510f22007-10-16 23:31:32 -0700276{
James Morris12204e22008-12-19 10:44:42 +1100277 return security_ops->sb_kern_mount(sb, flags, data);
James Morris20510f22007-10-16 23:31:32 -0700278}
279
Eric Paris2069f452008-07-04 09:47:13 +1000280int security_sb_show_options(struct seq_file *m, struct super_block *sb)
281{
282 return security_ops->sb_show_options(m, sb);
283}
284
James Morris20510f22007-10-16 23:31:32 -0700285int security_sb_statfs(struct dentry *dentry)
286{
287 return security_ops->sb_statfs(dentry);
288}
289
Al Virob5266eb2008-03-22 17:48:24 -0400290int security_sb_mount(char *dev_name, struct path *path,
James Morris20510f22007-10-16 23:31:32 -0700291 char *type, unsigned long flags, void *data)
292{
Al Virob5266eb2008-03-22 17:48:24 -0400293 return security_ops->sb_mount(dev_name, path, type, flags, data);
James Morris20510f22007-10-16 23:31:32 -0700294}
295
James Morris20510f22007-10-16 23:31:32 -0700296int security_sb_umount(struct vfsmount *mnt, int flags)
297{
298 return security_ops->sb_umount(mnt, flags);
299}
300
Al Virob5266eb2008-03-22 17:48:24 -0400301int security_sb_pivotroot(struct path *old_path, struct path *new_path)
James Morris20510f22007-10-16 23:31:32 -0700302{
Al Virob5266eb2008-03-22 17:48:24 -0400303 return security_ops->sb_pivotroot(old_path, new_path);
James Morris20510f22007-10-16 23:31:32 -0700304}
305
Eric Parisc9180a52007-11-30 13:00:35 -0500306int security_sb_set_mnt_opts(struct super_block *sb,
Eric Parise0007522008-03-05 10:31:54 -0500307 struct security_mnt_opts *opts)
Eric Parisc9180a52007-11-30 13:00:35 -0500308{
Eric Parise0007522008-03-05 10:31:54 -0500309 return security_ops->sb_set_mnt_opts(sb, opts);
Eric Parisc9180a52007-11-30 13:00:35 -0500310}
Eric Parise0007522008-03-05 10:31:54 -0500311EXPORT_SYMBOL(security_sb_set_mnt_opts);
Eric Parisc9180a52007-11-30 13:00:35 -0500312
313void security_sb_clone_mnt_opts(const struct super_block *oldsb,
314 struct super_block *newsb)
315{
316 security_ops->sb_clone_mnt_opts(oldsb, newsb);
317}
Eric Parise0007522008-03-05 10:31:54 -0500318EXPORT_SYMBOL(security_sb_clone_mnt_opts);
319
320int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
321{
322 return security_ops->sb_parse_opts_str(options, opts);
323}
324EXPORT_SYMBOL(security_sb_parse_opts_str);
Eric Parisc9180a52007-11-30 13:00:35 -0500325
James Morris20510f22007-10-16 23:31:32 -0700326int security_inode_alloc(struct inode *inode)
327{
328 inode->i_security = NULL;
Eric Parisbc7d2a32010-10-25 14:42:05 -0400329 return security_ops->inode_alloc_security(inode);
James Morris20510f22007-10-16 23:31:32 -0700330}
331
332void security_inode_free(struct inode *inode)
333{
Mimi Zohar6c21a7f2009-10-22 17:30:13 -0400334 ima_inode_free(inode);
James Morris20510f22007-10-16 23:31:32 -0700335 security_ops->inode_free_security(inode);
336}
337
338int security_inode_init_security(struct inode *inode, struct inode *dir,
339 char **name, void **value, size_t *len)
340{
341 if (unlikely(IS_PRIVATE(inode)))
342 return -EOPNOTSUPP;
343 return security_ops->inode_init_security(inode, dir, name, value, len);
344}
345EXPORT_SYMBOL(security_inode_init_security);
346
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900347#ifdef CONFIG_SECURITY_PATH
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900348int security_path_mknod(struct path *dir, struct dentry *dentry, int mode,
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900349 unsigned int dev)
350{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900351 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900352 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900353 return security_ops->path_mknod(dir, dentry, mode, dev);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900354}
355EXPORT_SYMBOL(security_path_mknod);
356
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900357int security_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900358{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900359 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900360 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900361 return security_ops->path_mkdir(dir, dentry, mode);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900362}
363
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900364int security_path_rmdir(struct path *dir, struct dentry *dentry)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900365{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900366 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900367 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900368 return security_ops->path_rmdir(dir, dentry);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900369}
370
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900371int security_path_unlink(struct path *dir, struct dentry *dentry)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900372{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900373 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900374 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900375 return security_ops->path_unlink(dir, dentry);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900376}
377
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900378int security_path_symlink(struct path *dir, struct dentry *dentry,
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900379 const char *old_name)
380{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900381 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900382 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900383 return security_ops->path_symlink(dir, dentry, old_name);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900384}
385
386int security_path_link(struct dentry *old_dentry, struct path *new_dir,
387 struct dentry *new_dentry)
388{
389 if (unlikely(IS_PRIVATE(old_dentry->d_inode)))
390 return 0;
391 return security_ops->path_link(old_dentry, new_dir, new_dentry);
392}
393
394int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
395 struct path *new_dir, struct dentry *new_dentry)
396{
397 if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
398 (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
399 return 0;
400 return security_ops->path_rename(old_dir, old_dentry, new_dir,
401 new_dentry);
402}
403
Tetsuo Handaea0d3ab2010-06-02 13:24:43 +0900404int security_path_truncate(struct path *path)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900405{
406 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
407 return 0;
Tetsuo Handaea0d3ab2010-06-02 13:24:43 +0900408 return security_ops->path_truncate(path);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900409}
Tetsuo Handa89eda062009-10-04 21:49:47 +0900410
411int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
412 mode_t mode)
413{
414 if (unlikely(IS_PRIVATE(dentry->d_inode)))
415 return 0;
416 return security_ops->path_chmod(dentry, mnt, mode);
417}
418
419int security_path_chown(struct path *path, uid_t uid, gid_t gid)
420{
421 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
422 return 0;
423 return security_ops->path_chown(path, uid, gid);
424}
Tetsuo Handa8b8efb42009-10-04 21:49:48 +0900425
426int security_path_chroot(struct path *path)
427{
428 return security_ops->path_chroot(path);
429}
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900430#endif
431
James Morris20510f22007-10-16 23:31:32 -0700432int security_inode_create(struct inode *dir, struct dentry *dentry, int mode)
433{
434 if (unlikely(IS_PRIVATE(dir)))
435 return 0;
436 return security_ops->inode_create(dir, dentry, mode);
437}
David Howells800a9642009-04-03 16:42:40 +0100438EXPORT_SYMBOL_GPL(security_inode_create);
James Morris20510f22007-10-16 23:31:32 -0700439
440int security_inode_link(struct dentry *old_dentry, struct inode *dir,
441 struct dentry *new_dentry)
442{
443 if (unlikely(IS_PRIVATE(old_dentry->d_inode)))
444 return 0;
445 return security_ops->inode_link(old_dentry, dir, new_dentry);
446}
447
448int security_inode_unlink(struct inode *dir, struct dentry *dentry)
449{
450 if (unlikely(IS_PRIVATE(dentry->d_inode)))
451 return 0;
452 return security_ops->inode_unlink(dir, dentry);
453}
454
455int security_inode_symlink(struct inode *dir, struct dentry *dentry,
456 const char *old_name)
457{
458 if (unlikely(IS_PRIVATE(dir)))
459 return 0;
460 return security_ops->inode_symlink(dir, dentry, old_name);
461}
462
463int security_inode_mkdir(struct inode *dir, struct dentry *dentry, int mode)
464{
465 if (unlikely(IS_PRIVATE(dir)))
466 return 0;
467 return security_ops->inode_mkdir(dir, dentry, mode);
468}
David Howells800a9642009-04-03 16:42:40 +0100469EXPORT_SYMBOL_GPL(security_inode_mkdir);
James Morris20510f22007-10-16 23:31:32 -0700470
471int security_inode_rmdir(struct inode *dir, struct dentry *dentry)
472{
473 if (unlikely(IS_PRIVATE(dentry->d_inode)))
474 return 0;
475 return security_ops->inode_rmdir(dir, dentry);
476}
477
478int security_inode_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev)
479{
480 if (unlikely(IS_PRIVATE(dir)))
481 return 0;
482 return security_ops->inode_mknod(dir, dentry, mode, dev);
483}
484
485int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
486 struct inode *new_dir, struct dentry *new_dentry)
487{
488 if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
489 (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
490 return 0;
491 return security_ops->inode_rename(old_dir, old_dentry,
492 new_dir, new_dentry);
493}
494
495int security_inode_readlink(struct dentry *dentry)
496{
497 if (unlikely(IS_PRIVATE(dentry->d_inode)))
498 return 0;
499 return security_ops->inode_readlink(dentry);
500}
501
502int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd)
503{
504 if (unlikely(IS_PRIVATE(dentry->d_inode)))
505 return 0;
506 return security_ops->inode_follow_link(dentry, nd);
507}
508
Al Virob77b0642008-07-17 09:37:02 -0400509int security_inode_permission(struct inode *inode, int mask)
James Morris20510f22007-10-16 23:31:32 -0700510{
511 if (unlikely(IS_PRIVATE(inode)))
512 return 0;
Al Virob77b0642008-07-17 09:37:02 -0400513 return security_ops->inode_permission(inode, mask);
James Morris20510f22007-10-16 23:31:32 -0700514}
515
Nick Piggin31e6b012011-01-07 17:49:52 +1100516int security_inode_exec_permission(struct inode *inode, unsigned int flags)
517{
518 if (unlikely(IS_PRIVATE(inode)))
519 return 0;
520 if (flags)
521 return -ECHILD;
522 return security_ops->inode_permission(inode, MAY_EXEC);
523}
524
James Morris20510f22007-10-16 23:31:32 -0700525int security_inode_setattr(struct dentry *dentry, struct iattr *attr)
526{
527 if (unlikely(IS_PRIVATE(dentry->d_inode)))
528 return 0;
529 return security_ops->inode_setattr(dentry, attr);
530}
Miklos Szeredib1da47e2008-07-01 15:01:28 +0200531EXPORT_SYMBOL_GPL(security_inode_setattr);
James Morris20510f22007-10-16 23:31:32 -0700532
533int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
534{
535 if (unlikely(IS_PRIVATE(dentry->d_inode)))
536 return 0;
537 return security_ops->inode_getattr(mnt, dentry);
538}
539
David Howells8f0cfa52008-04-29 00:59:41 -0700540int security_inode_setxattr(struct dentry *dentry, const char *name,
541 const void *value, size_t size, int flags)
James Morris20510f22007-10-16 23:31:32 -0700542{
543 if (unlikely(IS_PRIVATE(dentry->d_inode)))
544 return 0;
545 return security_ops->inode_setxattr(dentry, name, value, size, flags);
546}
547
David Howells8f0cfa52008-04-29 00:59:41 -0700548void security_inode_post_setxattr(struct dentry *dentry, const char *name,
549 const void *value, size_t size, int flags)
James Morris20510f22007-10-16 23:31:32 -0700550{
551 if (unlikely(IS_PRIVATE(dentry->d_inode)))
552 return;
553 security_ops->inode_post_setxattr(dentry, name, value, size, flags);
554}
555
David Howells8f0cfa52008-04-29 00:59:41 -0700556int security_inode_getxattr(struct dentry *dentry, const char *name)
James Morris20510f22007-10-16 23:31:32 -0700557{
558 if (unlikely(IS_PRIVATE(dentry->d_inode)))
559 return 0;
560 return security_ops->inode_getxattr(dentry, name);
561}
562
563int security_inode_listxattr(struct dentry *dentry)
564{
565 if (unlikely(IS_PRIVATE(dentry->d_inode)))
566 return 0;
567 return security_ops->inode_listxattr(dentry);
568}
569
David Howells8f0cfa52008-04-29 00:59:41 -0700570int security_inode_removexattr(struct dentry *dentry, const char *name)
James Morris20510f22007-10-16 23:31:32 -0700571{
572 if (unlikely(IS_PRIVATE(dentry->d_inode)))
573 return 0;
574 return security_ops->inode_removexattr(dentry, name);
575}
576
Serge E. Hallynb5376772007-10-16 23:31:36 -0700577int security_inode_need_killpriv(struct dentry *dentry)
578{
579 return security_ops->inode_need_killpriv(dentry);
580}
581
582int security_inode_killpriv(struct dentry *dentry)
583{
584 return security_ops->inode_killpriv(dentry);
585}
586
David P. Quigley42492592008-02-04 22:29:39 -0800587int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
James Morris20510f22007-10-16 23:31:32 -0700588{
589 if (unlikely(IS_PRIVATE(inode)))
James Morris8d952502010-01-14 09:33:28 +1100590 return -EOPNOTSUPP;
David P. Quigley42492592008-02-04 22:29:39 -0800591 return security_ops->inode_getsecurity(inode, name, buffer, alloc);
James Morris20510f22007-10-16 23:31:32 -0700592}
593
594int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
595{
596 if (unlikely(IS_PRIVATE(inode)))
James Morris8d952502010-01-14 09:33:28 +1100597 return -EOPNOTSUPP;
James Morris20510f22007-10-16 23:31:32 -0700598 return security_ops->inode_setsecurity(inode, name, value, size, flags);
599}
600
601int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
602{
603 if (unlikely(IS_PRIVATE(inode)))
604 return 0;
605 return security_ops->inode_listsecurity(inode, buffer, buffer_size);
606}
607
Ahmed S. Darwish8a076192008-03-01 21:51:09 +0200608void security_inode_getsecid(const struct inode *inode, u32 *secid)
609{
610 security_ops->inode_getsecid(inode, secid);
611}
612
James Morris20510f22007-10-16 23:31:32 -0700613int security_file_permission(struct file *file, int mask)
614{
Eric Parisc4ec54b2009-12-17 21:24:34 -0500615 int ret;
616
617 ret = security_ops->file_permission(file, mask);
618 if (ret)
619 return ret;
620
621 return fsnotify_perm(file, mask);
James Morris20510f22007-10-16 23:31:32 -0700622}
623
624int security_file_alloc(struct file *file)
625{
626 return security_ops->file_alloc_security(file);
627}
628
629void security_file_free(struct file *file)
630{
631 security_ops->file_free_security(file);
632}
633
634int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
635{
636 return security_ops->file_ioctl(file, cmd, arg);
637}
638
639int security_file_mmap(struct file *file, unsigned long reqprot,
640 unsigned long prot, unsigned long flags,
641 unsigned long addr, unsigned long addr_only)
642{
Mimi Zohar6c21a7f2009-10-22 17:30:13 -0400643 int ret;
644
645 ret = security_ops->file_mmap(file, reqprot, prot, flags, addr, addr_only);
646 if (ret)
647 return ret;
648 return ima_file_mmap(file, prot);
James Morris20510f22007-10-16 23:31:32 -0700649}
650
651int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
652 unsigned long prot)
653{
654 return security_ops->file_mprotect(vma, reqprot, prot);
655}
656
657int security_file_lock(struct file *file, unsigned int cmd)
658{
659 return security_ops->file_lock(file, cmd);
660}
661
662int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
663{
664 return security_ops->file_fcntl(file, cmd, arg);
665}
666
667int security_file_set_fowner(struct file *file)
668{
669 return security_ops->file_set_fowner(file);
670}
671
672int security_file_send_sigiotask(struct task_struct *tsk,
673 struct fown_struct *fown, int sig)
674{
675 return security_ops->file_send_sigiotask(tsk, fown, sig);
676}
677
678int security_file_receive(struct file *file)
679{
680 return security_ops->file_receive(file);
681}
682
David Howells745ca242008-11-14 10:39:22 +1100683int security_dentry_open(struct file *file, const struct cred *cred)
James Morris20510f22007-10-16 23:31:32 -0700684{
Eric Parisc4ec54b2009-12-17 21:24:34 -0500685 int ret;
686
687 ret = security_ops->dentry_open(file, cred);
688 if (ret)
689 return ret;
690
691 return fsnotify_perm(file, MAY_OPEN);
James Morris20510f22007-10-16 23:31:32 -0700692}
693
694int security_task_create(unsigned long clone_flags)
695{
696 return security_ops->task_create(clone_flags);
697}
698
David Howellsee18d642009-09-02 09:14:21 +0100699int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
700{
701 return security_ops->cred_alloc_blank(cred, gfp);
702}
703
David Howellsf1752ee2008-11-14 10:39:17 +1100704void security_cred_free(struct cred *cred)
James Morris20510f22007-10-16 23:31:32 -0700705{
David Howellsf1752ee2008-11-14 10:39:17 +1100706 security_ops->cred_free(cred);
James Morris20510f22007-10-16 23:31:32 -0700707}
708
David Howellsd84f4f92008-11-14 10:39:23 +1100709int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp)
710{
711 return security_ops->cred_prepare(new, old, gfp);
712}
713
David Howellsee18d642009-09-02 09:14:21 +0100714void security_transfer_creds(struct cred *new, const struct cred *old)
715{
716 security_ops->cred_transfer(new, old);
717}
718
David Howells3a3b7ce2008-11-14 10:39:28 +1100719int security_kernel_act_as(struct cred *new, u32 secid)
720{
721 return security_ops->kernel_act_as(new, secid);
722}
723
724int security_kernel_create_files_as(struct cred *new, struct inode *inode)
725{
726 return security_ops->kernel_create_files_as(new, inode);
727}
728
Eric Parisdd8dbf22009-11-03 16:35:32 +1100729int security_kernel_module_request(char *kmod_name)
Eric Paris91884992009-08-13 09:44:57 -0400730{
Eric Parisdd8dbf22009-11-03 16:35:32 +1100731 return security_ops->kernel_module_request(kmod_name);
Eric Paris91884992009-08-13 09:44:57 -0400732}
733
David Howellsd84f4f92008-11-14 10:39:23 +1100734int security_task_fix_setuid(struct cred *new, const struct cred *old,
735 int flags)
James Morris20510f22007-10-16 23:31:32 -0700736{
David Howellsd84f4f92008-11-14 10:39:23 +1100737 return security_ops->task_fix_setuid(new, old, flags);
James Morris20510f22007-10-16 23:31:32 -0700738}
739
James Morris20510f22007-10-16 23:31:32 -0700740int security_task_setpgid(struct task_struct *p, pid_t pgid)
741{
742 return security_ops->task_setpgid(p, pgid);
743}
744
745int security_task_getpgid(struct task_struct *p)
746{
747 return security_ops->task_getpgid(p);
748}
749
750int security_task_getsid(struct task_struct *p)
751{
752 return security_ops->task_getsid(p);
753}
754
755void security_task_getsecid(struct task_struct *p, u32 *secid)
756{
757 security_ops->task_getsecid(p, secid);
758}
759EXPORT_SYMBOL(security_task_getsecid);
760
James Morris20510f22007-10-16 23:31:32 -0700761int security_task_setnice(struct task_struct *p, int nice)
762{
763 return security_ops->task_setnice(p, nice);
764}
765
766int security_task_setioprio(struct task_struct *p, int ioprio)
767{
768 return security_ops->task_setioprio(p, ioprio);
769}
770
771int security_task_getioprio(struct task_struct *p)
772{
773 return security_ops->task_getioprio(p);
774}
775
Jiri Slaby8fd00b42009-08-26 18:41:16 +0200776int security_task_setrlimit(struct task_struct *p, unsigned int resource,
777 struct rlimit *new_rlim)
James Morris20510f22007-10-16 23:31:32 -0700778{
Jiri Slaby8fd00b42009-08-26 18:41:16 +0200779 return security_ops->task_setrlimit(p, resource, new_rlim);
James Morris20510f22007-10-16 23:31:32 -0700780}
781
KOSAKI Motohirob0ae1982010-10-15 04:21:18 +0900782int security_task_setscheduler(struct task_struct *p)
James Morris20510f22007-10-16 23:31:32 -0700783{
KOSAKI Motohirob0ae1982010-10-15 04:21:18 +0900784 return security_ops->task_setscheduler(p);
James Morris20510f22007-10-16 23:31:32 -0700785}
786
787int security_task_getscheduler(struct task_struct *p)
788{
789 return security_ops->task_getscheduler(p);
790}
791
792int security_task_movememory(struct task_struct *p)
793{
794 return security_ops->task_movememory(p);
795}
796
797int security_task_kill(struct task_struct *p, struct siginfo *info,
798 int sig, u32 secid)
799{
800 return security_ops->task_kill(p, info, sig, secid);
801}
802
803int security_task_wait(struct task_struct *p)
804{
805 return security_ops->task_wait(p);
806}
807
808int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
David Howellsd84f4f92008-11-14 10:39:23 +1100809 unsigned long arg4, unsigned long arg5)
James Morris20510f22007-10-16 23:31:32 -0700810{
David Howellsd84f4f92008-11-14 10:39:23 +1100811 return security_ops->task_prctl(option, arg2, arg3, arg4, arg5);
James Morris20510f22007-10-16 23:31:32 -0700812}
813
814void security_task_to_inode(struct task_struct *p, struct inode *inode)
815{
816 security_ops->task_to_inode(p, inode);
817}
818
819int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
820{
821 return security_ops->ipc_permission(ipcp, flag);
822}
823
Ahmed S. Darwish8a076192008-03-01 21:51:09 +0200824void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
825{
826 security_ops->ipc_getsecid(ipcp, secid);
827}
828
James Morris20510f22007-10-16 23:31:32 -0700829int security_msg_msg_alloc(struct msg_msg *msg)
830{
831 return security_ops->msg_msg_alloc_security(msg);
832}
833
834void security_msg_msg_free(struct msg_msg *msg)
835{
836 security_ops->msg_msg_free_security(msg);
837}
838
839int security_msg_queue_alloc(struct msg_queue *msq)
840{
841 return security_ops->msg_queue_alloc_security(msq);
842}
843
844void security_msg_queue_free(struct msg_queue *msq)
845{
846 security_ops->msg_queue_free_security(msq);
847}
848
849int security_msg_queue_associate(struct msg_queue *msq, int msqflg)
850{
851 return security_ops->msg_queue_associate(msq, msqflg);
852}
853
854int security_msg_queue_msgctl(struct msg_queue *msq, int cmd)
855{
856 return security_ops->msg_queue_msgctl(msq, cmd);
857}
858
859int security_msg_queue_msgsnd(struct msg_queue *msq,
860 struct msg_msg *msg, int msqflg)
861{
862 return security_ops->msg_queue_msgsnd(msq, msg, msqflg);
863}
864
865int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
866 struct task_struct *target, long type, int mode)
867{
868 return security_ops->msg_queue_msgrcv(msq, msg, target, type, mode);
869}
870
871int security_shm_alloc(struct shmid_kernel *shp)
872{
873 return security_ops->shm_alloc_security(shp);
874}
875
876void security_shm_free(struct shmid_kernel *shp)
877{
878 security_ops->shm_free_security(shp);
879}
880
881int security_shm_associate(struct shmid_kernel *shp, int shmflg)
882{
883 return security_ops->shm_associate(shp, shmflg);
884}
885
886int security_shm_shmctl(struct shmid_kernel *shp, int cmd)
887{
888 return security_ops->shm_shmctl(shp, cmd);
889}
890
891int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg)
892{
893 return security_ops->shm_shmat(shp, shmaddr, shmflg);
894}
895
896int security_sem_alloc(struct sem_array *sma)
897{
898 return security_ops->sem_alloc_security(sma);
899}
900
901void security_sem_free(struct sem_array *sma)
902{
903 security_ops->sem_free_security(sma);
904}
905
906int security_sem_associate(struct sem_array *sma, int semflg)
907{
908 return security_ops->sem_associate(sma, semflg);
909}
910
911int security_sem_semctl(struct sem_array *sma, int cmd)
912{
913 return security_ops->sem_semctl(sma, cmd);
914}
915
916int security_sem_semop(struct sem_array *sma, struct sembuf *sops,
917 unsigned nsops, int alter)
918{
919 return security_ops->sem_semop(sma, sops, nsops, alter);
920}
921
922void security_d_instantiate(struct dentry *dentry, struct inode *inode)
923{
924 if (unlikely(inode && IS_PRIVATE(inode)))
925 return;
926 security_ops->d_instantiate(dentry, inode);
927}
928EXPORT_SYMBOL(security_d_instantiate);
929
930int security_getprocattr(struct task_struct *p, char *name, char **value)
931{
932 return security_ops->getprocattr(p, name, value);
933}
934
935int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
936{
937 return security_ops->setprocattr(p, name, value, size);
938}
939
940int security_netlink_send(struct sock *sk, struct sk_buff *skb)
941{
942 return security_ops->netlink_send(sk, skb);
943}
James Morris20510f22007-10-16 23:31:32 -0700944
945int security_netlink_recv(struct sk_buff *skb, int cap)
946{
947 return security_ops->netlink_recv(skb, cap);
948}
949EXPORT_SYMBOL(security_netlink_recv);
950
951int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
952{
953 return security_ops->secid_to_secctx(secid, secdata, seclen);
954}
955EXPORT_SYMBOL(security_secid_to_secctx);
956
David Howells7bf570d2008-04-29 20:52:51 +0100957int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
David Howells63cb3442008-01-15 23:47:35 +0000958{
959 return security_ops->secctx_to_secid(secdata, seclen, secid);
960}
961EXPORT_SYMBOL(security_secctx_to_secid);
962
James Morris20510f22007-10-16 23:31:32 -0700963void security_release_secctx(char *secdata, u32 seclen)
964{
James Morris65fc7662008-06-12 01:00:10 +1000965 security_ops->release_secctx(secdata, seclen);
James Morris20510f22007-10-16 23:31:32 -0700966}
967EXPORT_SYMBOL(security_release_secctx);
968
David P. Quigley1ee65e32009-09-03 14:25:57 -0400969int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
970{
971 return security_ops->inode_notifysecctx(inode, ctx, ctxlen);
972}
973EXPORT_SYMBOL(security_inode_notifysecctx);
974
975int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
976{
977 return security_ops->inode_setsecctx(dentry, ctx, ctxlen);
978}
979EXPORT_SYMBOL(security_inode_setsecctx);
980
981int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
982{
983 return security_ops->inode_getsecctx(inode, ctx, ctxlen);
984}
985EXPORT_SYMBOL(security_inode_getsecctx);
986
James Morris20510f22007-10-16 23:31:32 -0700987#ifdef CONFIG_SECURITY_NETWORK
988
989int security_unix_stream_connect(struct socket *sock, struct socket *other,
990 struct sock *newsk)
991{
992 return security_ops->unix_stream_connect(sock, other, newsk);
993}
994EXPORT_SYMBOL(security_unix_stream_connect);
995
996int security_unix_may_send(struct socket *sock, struct socket *other)
997{
998 return security_ops->unix_may_send(sock, other);
999}
1000EXPORT_SYMBOL(security_unix_may_send);
1001
1002int security_socket_create(int family, int type, int protocol, int kern)
1003{
1004 return security_ops->socket_create(family, type, protocol, kern);
1005}
1006
1007int security_socket_post_create(struct socket *sock, int family,
1008 int type, int protocol, int kern)
1009{
1010 return security_ops->socket_post_create(sock, family, type,
1011 protocol, kern);
1012}
1013
1014int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen)
1015{
1016 return security_ops->socket_bind(sock, address, addrlen);
1017}
1018
1019int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen)
1020{
1021 return security_ops->socket_connect(sock, address, addrlen);
1022}
1023
1024int security_socket_listen(struct socket *sock, int backlog)
1025{
1026 return security_ops->socket_listen(sock, backlog);
1027}
1028
1029int security_socket_accept(struct socket *sock, struct socket *newsock)
1030{
1031 return security_ops->socket_accept(sock, newsock);
1032}
1033
James Morris20510f22007-10-16 23:31:32 -07001034int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
1035{
1036 return security_ops->socket_sendmsg(sock, msg, size);
1037}
1038
1039int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
1040 int size, int flags)
1041{
1042 return security_ops->socket_recvmsg(sock, msg, size, flags);
1043}
1044
1045int security_socket_getsockname(struct socket *sock)
1046{
1047 return security_ops->socket_getsockname(sock);
1048}
1049
1050int security_socket_getpeername(struct socket *sock)
1051{
1052 return security_ops->socket_getpeername(sock);
1053}
1054
1055int security_socket_getsockopt(struct socket *sock, int level, int optname)
1056{
1057 return security_ops->socket_getsockopt(sock, level, optname);
1058}
1059
1060int security_socket_setsockopt(struct socket *sock, int level, int optname)
1061{
1062 return security_ops->socket_setsockopt(sock, level, optname);
1063}
1064
1065int security_socket_shutdown(struct socket *sock, int how)
1066{
1067 return security_ops->socket_shutdown(sock, how);
1068}
1069
1070int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
1071{
1072 return security_ops->socket_sock_rcv_skb(sk, skb);
1073}
1074EXPORT_SYMBOL(security_sock_rcv_skb);
1075
1076int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1077 int __user *optlen, unsigned len)
1078{
1079 return security_ops->socket_getpeersec_stream(sock, optval, optlen, len);
1080}
1081
1082int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
1083{
1084 return security_ops->socket_getpeersec_dgram(sock, skb, secid);
1085}
1086EXPORT_SYMBOL(security_socket_getpeersec_dgram);
1087
1088int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
1089{
1090 return security_ops->sk_alloc_security(sk, family, priority);
1091}
1092
1093void security_sk_free(struct sock *sk)
1094{
James Morris65fc7662008-06-12 01:00:10 +10001095 security_ops->sk_free_security(sk);
James Morris20510f22007-10-16 23:31:32 -07001096}
1097
1098void security_sk_clone(const struct sock *sk, struct sock *newsk)
1099{
James Morris65fc7662008-06-12 01:00:10 +10001100 security_ops->sk_clone_security(sk, newsk);
James Morris20510f22007-10-16 23:31:32 -07001101}
1102
1103void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
1104{
1105 security_ops->sk_getsecid(sk, &fl->secid);
1106}
1107EXPORT_SYMBOL(security_sk_classify_flow);
1108
1109void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
1110{
1111 security_ops->req_classify_flow(req, fl);
1112}
1113EXPORT_SYMBOL(security_req_classify_flow);
1114
1115void security_sock_graft(struct sock *sk, struct socket *parent)
1116{
1117 security_ops->sock_graft(sk, parent);
1118}
1119EXPORT_SYMBOL(security_sock_graft);
1120
1121int security_inet_conn_request(struct sock *sk,
1122 struct sk_buff *skb, struct request_sock *req)
1123{
1124 return security_ops->inet_conn_request(sk, skb, req);
1125}
1126EXPORT_SYMBOL(security_inet_conn_request);
1127
1128void security_inet_csk_clone(struct sock *newsk,
1129 const struct request_sock *req)
1130{
1131 security_ops->inet_csk_clone(newsk, req);
1132}
1133
1134void security_inet_conn_established(struct sock *sk,
1135 struct sk_buff *skb)
1136{
1137 security_ops->inet_conn_established(sk, skb);
1138}
1139
Eric Paris2606fd12010-10-13 16:24:41 -04001140int security_secmark_relabel_packet(u32 secid)
1141{
1142 return security_ops->secmark_relabel_packet(secid);
1143}
1144EXPORT_SYMBOL(security_secmark_relabel_packet);
1145
1146void security_secmark_refcount_inc(void)
1147{
1148 security_ops->secmark_refcount_inc();
1149}
1150EXPORT_SYMBOL(security_secmark_refcount_inc);
1151
1152void security_secmark_refcount_dec(void)
1153{
1154 security_ops->secmark_refcount_dec();
1155}
1156EXPORT_SYMBOL(security_secmark_refcount_dec);
1157
Paul Moore2b980db2009-08-28 18:12:43 -04001158int security_tun_dev_create(void)
1159{
1160 return security_ops->tun_dev_create();
1161}
1162EXPORT_SYMBOL(security_tun_dev_create);
1163
1164void security_tun_dev_post_create(struct sock *sk)
1165{
1166 return security_ops->tun_dev_post_create(sk);
1167}
1168EXPORT_SYMBOL(security_tun_dev_post_create);
1169
1170int security_tun_dev_attach(struct sock *sk)
1171{
1172 return security_ops->tun_dev_attach(sk);
1173}
1174EXPORT_SYMBOL(security_tun_dev_attach);
1175
James Morris20510f22007-10-16 23:31:32 -07001176#endif /* CONFIG_SECURITY_NETWORK */
1177
1178#ifdef CONFIG_SECURITY_NETWORK_XFRM
1179
Paul Moore03e1ad72008-04-12 19:07:52 -07001180int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx)
James Morris20510f22007-10-16 23:31:32 -07001181{
Paul Moore03e1ad72008-04-12 19:07:52 -07001182 return security_ops->xfrm_policy_alloc_security(ctxp, sec_ctx);
James Morris20510f22007-10-16 23:31:32 -07001183}
1184EXPORT_SYMBOL(security_xfrm_policy_alloc);
1185
Paul Moore03e1ad72008-04-12 19:07:52 -07001186int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx,
1187 struct xfrm_sec_ctx **new_ctxp)
James Morris20510f22007-10-16 23:31:32 -07001188{
Paul Moore03e1ad72008-04-12 19:07:52 -07001189 return security_ops->xfrm_policy_clone_security(old_ctx, new_ctxp);
James Morris20510f22007-10-16 23:31:32 -07001190}
1191
Paul Moore03e1ad72008-04-12 19:07:52 -07001192void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
James Morris20510f22007-10-16 23:31:32 -07001193{
Paul Moore03e1ad72008-04-12 19:07:52 -07001194 security_ops->xfrm_policy_free_security(ctx);
James Morris20510f22007-10-16 23:31:32 -07001195}
1196EXPORT_SYMBOL(security_xfrm_policy_free);
1197
Paul Moore03e1ad72008-04-12 19:07:52 -07001198int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
James Morris20510f22007-10-16 23:31:32 -07001199{
Paul Moore03e1ad72008-04-12 19:07:52 -07001200 return security_ops->xfrm_policy_delete_security(ctx);
James Morris20510f22007-10-16 23:31:32 -07001201}
1202
1203int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
1204{
1205 return security_ops->xfrm_state_alloc_security(x, sec_ctx, 0);
1206}
1207EXPORT_SYMBOL(security_xfrm_state_alloc);
1208
1209int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1210 struct xfrm_sec_ctx *polsec, u32 secid)
1211{
1212 if (!polsec)
1213 return 0;
1214 /*
1215 * We want the context to be taken from secid which is usually
1216 * from the sock.
1217 */
1218 return security_ops->xfrm_state_alloc_security(x, NULL, secid);
1219}
1220
1221int security_xfrm_state_delete(struct xfrm_state *x)
1222{
1223 return security_ops->xfrm_state_delete_security(x);
1224}
1225EXPORT_SYMBOL(security_xfrm_state_delete);
1226
1227void security_xfrm_state_free(struct xfrm_state *x)
1228{
1229 security_ops->xfrm_state_free_security(x);
1230}
1231
Paul Moore03e1ad72008-04-12 19:07:52 -07001232int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
James Morris20510f22007-10-16 23:31:32 -07001233{
Paul Moore03e1ad72008-04-12 19:07:52 -07001234 return security_ops->xfrm_policy_lookup(ctx, fl_secid, dir);
James Morris20510f22007-10-16 23:31:32 -07001235}
1236
1237int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1238 struct xfrm_policy *xp, struct flowi *fl)
1239{
1240 return security_ops->xfrm_state_pol_flow_match(x, xp, fl);
1241}
1242
1243int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
1244{
1245 return security_ops->xfrm_decode_session(skb, secid, 1);
1246}
1247
1248void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
1249{
1250 int rc = security_ops->xfrm_decode_session(skb, &fl->secid, 0);
1251
1252 BUG_ON(rc);
1253}
1254EXPORT_SYMBOL(security_skb_classify_flow);
1255
1256#endif /* CONFIG_SECURITY_NETWORK_XFRM */
1257
1258#ifdef CONFIG_KEYS
1259
David Howellsd84f4f92008-11-14 10:39:23 +11001260int security_key_alloc(struct key *key, const struct cred *cred,
1261 unsigned long flags)
James Morris20510f22007-10-16 23:31:32 -07001262{
David Howellsd84f4f92008-11-14 10:39:23 +11001263 return security_ops->key_alloc(key, cred, flags);
James Morris20510f22007-10-16 23:31:32 -07001264}
1265
1266void security_key_free(struct key *key)
1267{
1268 security_ops->key_free(key);
1269}
1270
1271int security_key_permission(key_ref_t key_ref,
David Howellsd84f4f92008-11-14 10:39:23 +11001272 const struct cred *cred, key_perm_t perm)
James Morris20510f22007-10-16 23:31:32 -07001273{
David Howellsd84f4f92008-11-14 10:39:23 +11001274 return security_ops->key_permission(key_ref, cred, perm);
James Morris20510f22007-10-16 23:31:32 -07001275}
1276
David Howells70a5bb72008-04-29 01:01:26 -07001277int security_key_getsecurity(struct key *key, char **_buffer)
1278{
1279 return security_ops->key_getsecurity(key, _buffer);
1280}
1281
James Morris20510f22007-10-16 23:31:32 -07001282#endif /* CONFIG_KEYS */
Ahmed S. Darwish03d37d22008-03-01 22:00:05 +02001283
1284#ifdef CONFIG_AUDIT
1285
1286int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
1287{
1288 return security_ops->audit_rule_init(field, op, rulestr, lsmrule);
1289}
1290
1291int security_audit_rule_known(struct audit_krule *krule)
1292{
1293 return security_ops->audit_rule_known(krule);
1294}
1295
1296void security_audit_rule_free(void *lsmrule)
1297{
1298 security_ops->audit_rule_free(lsmrule);
1299}
1300
1301int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
1302 struct audit_context *actx)
1303{
1304 return security_ops->audit_rule_match(secid, field, op, lsmrule, actx);
1305}
1306
1307#endif /* CONFIG_AUDIT */