blob: 0e4fccfef12cb495fcf059a4dc964e3b45ee136c [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
Serge E. Hallyn34867402011-03-23 16:43:17 -0700157int security_capable(struct user_namespace *ns, const struct cred *cred,
158 int cap)
James Morris20510f22007-10-16 23:31:32 -0700159{
Serge E. Hallyn34867402011-03-23 16:43:17 -0700160 return security_ops->capable(current, cred, ns, cap,
161 SECURITY_CAP_AUDIT);
Eric Paris06112162008-11-11 22:02:50 +1100162}
163
Serge E. Hallyn34867402011-03-23 16:43:17 -0700164int security_real_capable(struct task_struct *tsk, struct user_namespace *ns,
165 int cap)
Eric Paris06112162008-11-11 22:02:50 +1100166{
David Howells3699c532009-01-06 22:27:01 +0000167 const struct cred *cred;
168 int ret;
169
170 cred = get_task_cred(tsk);
Serge E. Hallyn34867402011-03-23 16:43:17 -0700171 ret = security_ops->capable(tsk, cred, ns, cap, SECURITY_CAP_AUDIT);
David Howells3699c532009-01-06 22:27:01 +0000172 put_cred(cred);
173 return ret;
174}
175
Serge E. Hallyn34867402011-03-23 16:43:17 -0700176int security_real_capable_noaudit(struct task_struct *tsk,
177 struct user_namespace *ns, int cap)
David Howells3699c532009-01-06 22:27:01 +0000178{
179 const struct cred *cred;
180 int ret;
181
182 cred = get_task_cred(tsk);
Serge E. Hallyn34867402011-03-23 16:43:17 -0700183 ret = security_ops->capable(tsk, cred, ns, cap, SECURITY_CAP_NOAUDIT);
David Howells3699c532009-01-06 22:27:01 +0000184 put_cred(cred);
185 return ret;
James Morris20510f22007-10-16 23:31:32 -0700186}
187
James Morris20510f22007-10-16 23:31:32 -0700188int security_quotactl(int cmds, int type, int id, struct super_block *sb)
189{
190 return security_ops->quotactl(cmds, type, id, sb);
191}
192
193int security_quota_on(struct dentry *dentry)
194{
195 return security_ops->quota_on(dentry);
196}
197
Eric Paris12b30522010-11-15 18:36:29 -0500198int security_syslog(int type)
James Morris20510f22007-10-16 23:31:32 -0700199{
Eric Paris12b30522010-11-15 18:36:29 -0500200 return security_ops->syslog(type);
James Morris20510f22007-10-16 23:31:32 -0700201}
202
Richard Cochran1e6d7672011-02-01 13:50:58 +0000203int security_settime(const struct timespec *ts, const struct timezone *tz)
James Morris20510f22007-10-16 23:31:32 -0700204{
205 return security_ops->settime(ts, tz);
206}
207
208int security_vm_enough_memory(long pages)
209{
Alan Cox731572d2008-10-29 14:01:20 -0700210 WARN_ON(current->mm == NULL);
James Morris20510f22007-10-16 23:31:32 -0700211 return security_ops->vm_enough_memory(current->mm, pages);
212}
213
214int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
215{
Alan Cox731572d2008-10-29 14:01:20 -0700216 WARN_ON(mm == NULL);
James Morris20510f22007-10-16 23:31:32 -0700217 return security_ops->vm_enough_memory(mm, pages);
218}
219
Alan Cox731572d2008-10-29 14:01:20 -0700220int security_vm_enough_memory_kern(long pages)
221{
222 /* If current->mm is a kernel thread then we will pass NULL,
223 for this specific case that is fine */
224 return security_ops->vm_enough_memory(current->mm, pages);
225}
226
David Howellsa6f76f22008-11-14 10:39:24 +1100227int security_bprm_set_creds(struct linux_binprm *bprm)
James Morris20510f22007-10-16 23:31:32 -0700228{
David Howellsa6f76f22008-11-14 10:39:24 +1100229 return security_ops->bprm_set_creds(bprm);
James Morris20510f22007-10-16 23:31:32 -0700230}
231
232int security_bprm_check(struct linux_binprm *bprm)
233{
Mimi Zohar6c21a7f2009-10-22 17:30:13 -0400234 int ret;
235
236 ret = security_ops->bprm_check_security(bprm);
237 if (ret)
238 return ret;
239 return ima_bprm_check(bprm);
James Morris20510f22007-10-16 23:31:32 -0700240}
241
David Howellsa6f76f22008-11-14 10:39:24 +1100242void security_bprm_committing_creds(struct linux_binprm *bprm)
243{
Hannes Eder200036c2008-11-24 22:14:43 +0100244 security_ops->bprm_committing_creds(bprm);
David Howellsa6f76f22008-11-14 10:39:24 +1100245}
246
247void security_bprm_committed_creds(struct linux_binprm *bprm)
248{
Hannes Eder200036c2008-11-24 22:14:43 +0100249 security_ops->bprm_committed_creds(bprm);
David Howellsa6f76f22008-11-14 10:39:24 +1100250}
251
James Morris20510f22007-10-16 23:31:32 -0700252int security_bprm_secureexec(struct linux_binprm *bprm)
253{
254 return security_ops->bprm_secureexec(bprm);
255}
256
257int security_sb_alloc(struct super_block *sb)
258{
259 return security_ops->sb_alloc_security(sb);
260}
261
262void security_sb_free(struct super_block *sb)
263{
264 security_ops->sb_free_security(sb);
265}
266
Eric Parise0007522008-03-05 10:31:54 -0500267int security_sb_copy_data(char *orig, char *copy)
James Morris20510f22007-10-16 23:31:32 -0700268{
Eric Parise0007522008-03-05 10:31:54 -0500269 return security_ops->sb_copy_data(orig, copy);
James Morris20510f22007-10-16 23:31:32 -0700270}
Eric Parise0007522008-03-05 10:31:54 -0500271EXPORT_SYMBOL(security_sb_copy_data);
James Morris20510f22007-10-16 23:31:32 -0700272
Eric Parisff36fe22011-03-03 16:09:14 -0500273int security_sb_remount(struct super_block *sb, void *data)
274{
275 return security_ops->sb_remount(sb, data);
276}
277
James Morris12204e22008-12-19 10:44:42 +1100278int security_sb_kern_mount(struct super_block *sb, int flags, void *data)
James Morris20510f22007-10-16 23:31:32 -0700279{
James Morris12204e22008-12-19 10:44:42 +1100280 return security_ops->sb_kern_mount(sb, flags, data);
James Morris20510f22007-10-16 23:31:32 -0700281}
282
Eric Paris2069f452008-07-04 09:47:13 +1000283int security_sb_show_options(struct seq_file *m, struct super_block *sb)
284{
285 return security_ops->sb_show_options(m, sb);
286}
287
James Morris20510f22007-10-16 23:31:32 -0700288int security_sb_statfs(struct dentry *dentry)
289{
290 return security_ops->sb_statfs(dentry);
291}
292
Al Virob5266eb2008-03-22 17:48:24 -0400293int security_sb_mount(char *dev_name, struct path *path,
James Morris20510f22007-10-16 23:31:32 -0700294 char *type, unsigned long flags, void *data)
295{
Al Virob5266eb2008-03-22 17:48:24 -0400296 return security_ops->sb_mount(dev_name, path, type, flags, data);
James Morris20510f22007-10-16 23:31:32 -0700297}
298
James Morris20510f22007-10-16 23:31:32 -0700299int security_sb_umount(struct vfsmount *mnt, int flags)
300{
301 return security_ops->sb_umount(mnt, flags);
302}
303
Al Virob5266eb2008-03-22 17:48:24 -0400304int security_sb_pivotroot(struct path *old_path, struct path *new_path)
James Morris20510f22007-10-16 23:31:32 -0700305{
Al Virob5266eb2008-03-22 17:48:24 -0400306 return security_ops->sb_pivotroot(old_path, new_path);
James Morris20510f22007-10-16 23:31:32 -0700307}
308
Eric Parisc9180a52007-11-30 13:00:35 -0500309int security_sb_set_mnt_opts(struct super_block *sb,
Eric Parise0007522008-03-05 10:31:54 -0500310 struct security_mnt_opts *opts)
Eric Parisc9180a52007-11-30 13:00:35 -0500311{
Eric Parise0007522008-03-05 10:31:54 -0500312 return security_ops->sb_set_mnt_opts(sb, opts);
Eric Parisc9180a52007-11-30 13:00:35 -0500313}
Eric Parise0007522008-03-05 10:31:54 -0500314EXPORT_SYMBOL(security_sb_set_mnt_opts);
Eric Parisc9180a52007-11-30 13:00:35 -0500315
316void security_sb_clone_mnt_opts(const struct super_block *oldsb,
317 struct super_block *newsb)
318{
319 security_ops->sb_clone_mnt_opts(oldsb, newsb);
320}
Eric Parise0007522008-03-05 10:31:54 -0500321EXPORT_SYMBOL(security_sb_clone_mnt_opts);
322
323int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
324{
325 return security_ops->sb_parse_opts_str(options, opts);
326}
327EXPORT_SYMBOL(security_sb_parse_opts_str);
Eric Parisc9180a52007-11-30 13:00:35 -0500328
James Morris20510f22007-10-16 23:31:32 -0700329int security_inode_alloc(struct inode *inode)
330{
331 inode->i_security = NULL;
Eric Parisbc7d2a32010-10-25 14:42:05 -0400332 return security_ops->inode_alloc_security(inode);
James Morris20510f22007-10-16 23:31:32 -0700333}
334
335void security_inode_free(struct inode *inode)
336{
Mimi Zohar6c21a7f2009-10-22 17:30:13 -0400337 ima_inode_free(inode);
James Morris20510f22007-10-16 23:31:32 -0700338 security_ops->inode_free_security(inode);
339}
340
341int security_inode_init_security(struct inode *inode, struct inode *dir,
Eric Paris2a7dba32011-02-01 11:05:39 -0500342 const struct qstr *qstr, char **name,
343 void **value, size_t *len)
James Morris20510f22007-10-16 23:31:32 -0700344{
345 if (unlikely(IS_PRIVATE(inode)))
346 return -EOPNOTSUPP;
Eric Paris2a7dba32011-02-01 11:05:39 -0500347 return security_ops->inode_init_security(inode, dir, qstr, name, value,
348 len);
James Morris20510f22007-10-16 23:31:32 -0700349}
350EXPORT_SYMBOL(security_inode_init_security);
351
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900352#ifdef CONFIG_SECURITY_PATH
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900353int security_path_mknod(struct path *dir, struct dentry *dentry, int mode,
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900354 unsigned int dev)
355{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900356 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900357 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900358 return security_ops->path_mknod(dir, dentry, mode, dev);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900359}
360EXPORT_SYMBOL(security_path_mknod);
361
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900362int security_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900363{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900364 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900365 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900366 return security_ops->path_mkdir(dir, dentry, mode);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900367}
David Howells82140442010-12-24 14:48:35 +0000368EXPORT_SYMBOL(security_path_mkdir);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900369
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900370int security_path_rmdir(struct path *dir, struct dentry *dentry)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900371{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900372 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900373 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900374 return security_ops->path_rmdir(dir, dentry);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900375}
376
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900377int security_path_unlink(struct path *dir, struct dentry *dentry)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900378{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900379 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900380 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900381 return security_ops->path_unlink(dir, dentry);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900382}
David Howells82140442010-12-24 14:48:35 +0000383EXPORT_SYMBOL(security_path_unlink);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900384
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900385int security_path_symlink(struct path *dir, struct dentry *dentry,
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900386 const char *old_name)
387{
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900388 if (unlikely(IS_PRIVATE(dir->dentry->d_inode)))
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900389 return 0;
Tetsuo Handa5d0901a2009-11-26 15:24:49 +0900390 return security_ops->path_symlink(dir, dentry, old_name);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900391}
392
393int security_path_link(struct dentry *old_dentry, struct path *new_dir,
394 struct dentry *new_dentry)
395{
396 if (unlikely(IS_PRIVATE(old_dentry->d_inode)))
397 return 0;
398 return security_ops->path_link(old_dentry, new_dir, new_dentry);
399}
400
401int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
402 struct path *new_dir, struct dentry *new_dentry)
403{
404 if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
405 (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
406 return 0;
407 return security_ops->path_rename(old_dir, old_dentry, new_dir,
408 new_dentry);
409}
David Howells82140442010-12-24 14:48:35 +0000410EXPORT_SYMBOL(security_path_rename);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900411
Tetsuo Handaea0d3ab2010-06-02 13:24:43 +0900412int security_path_truncate(struct path *path)
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900413{
414 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
415 return 0;
Tetsuo Handaea0d3ab2010-06-02 13:24:43 +0900416 return security_ops->path_truncate(path);
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900417}
Tetsuo Handa89eda062009-10-04 21:49:47 +0900418
419int security_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
420 mode_t mode)
421{
422 if (unlikely(IS_PRIVATE(dentry->d_inode)))
423 return 0;
424 return security_ops->path_chmod(dentry, mnt, mode);
425}
426
427int security_path_chown(struct path *path, uid_t uid, gid_t gid)
428{
429 if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
430 return 0;
431 return security_ops->path_chown(path, uid, gid);
432}
Tetsuo Handa8b8efb42009-10-04 21:49:48 +0900433
434int security_path_chroot(struct path *path)
435{
436 return security_ops->path_chroot(path);
437}
Kentaro Takedabe6d3e52008-12-17 13:24:15 +0900438#endif
439
James Morris20510f22007-10-16 23:31:32 -0700440int security_inode_create(struct inode *dir, struct dentry *dentry, int mode)
441{
442 if (unlikely(IS_PRIVATE(dir)))
443 return 0;
444 return security_ops->inode_create(dir, dentry, mode);
445}
David Howells800a9642009-04-03 16:42:40 +0100446EXPORT_SYMBOL_GPL(security_inode_create);
James Morris20510f22007-10-16 23:31:32 -0700447
448int security_inode_link(struct dentry *old_dentry, struct inode *dir,
449 struct dentry *new_dentry)
450{
451 if (unlikely(IS_PRIVATE(old_dentry->d_inode)))
452 return 0;
453 return security_ops->inode_link(old_dentry, dir, new_dentry);
454}
455
456int security_inode_unlink(struct inode *dir, struct dentry *dentry)
457{
458 if (unlikely(IS_PRIVATE(dentry->d_inode)))
459 return 0;
460 return security_ops->inode_unlink(dir, dentry);
461}
462
463int security_inode_symlink(struct inode *dir, struct dentry *dentry,
464 const char *old_name)
465{
466 if (unlikely(IS_PRIVATE(dir)))
467 return 0;
468 return security_ops->inode_symlink(dir, dentry, old_name);
469}
470
471int security_inode_mkdir(struct inode *dir, struct dentry *dentry, int mode)
472{
473 if (unlikely(IS_PRIVATE(dir)))
474 return 0;
475 return security_ops->inode_mkdir(dir, dentry, mode);
476}
David Howells800a9642009-04-03 16:42:40 +0100477EXPORT_SYMBOL_GPL(security_inode_mkdir);
James Morris20510f22007-10-16 23:31:32 -0700478
479int security_inode_rmdir(struct inode *dir, struct dentry *dentry)
480{
481 if (unlikely(IS_PRIVATE(dentry->d_inode)))
482 return 0;
483 return security_ops->inode_rmdir(dir, dentry);
484}
485
486int security_inode_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev)
487{
488 if (unlikely(IS_PRIVATE(dir)))
489 return 0;
490 return security_ops->inode_mknod(dir, dentry, mode, dev);
491}
492
493int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
494 struct inode *new_dir, struct dentry *new_dentry)
495{
496 if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
497 (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
498 return 0;
499 return security_ops->inode_rename(old_dir, old_dentry,
500 new_dir, new_dentry);
501}
502
503int security_inode_readlink(struct dentry *dentry)
504{
505 if (unlikely(IS_PRIVATE(dentry->d_inode)))
506 return 0;
507 return security_ops->inode_readlink(dentry);
508}
509
510int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd)
511{
512 if (unlikely(IS_PRIVATE(dentry->d_inode)))
513 return 0;
514 return security_ops->inode_follow_link(dentry, nd);
515}
516
Al Virob77b0642008-07-17 09:37:02 -0400517int security_inode_permission(struct inode *inode, int mask)
James Morris20510f22007-10-16 23:31:32 -0700518{
519 if (unlikely(IS_PRIVATE(inode)))
520 return 0;
Al Viroe74f71e2011-06-20 19:38:15 -0400521 return security_ops->inode_permission(inode, mask);
James Morris20510f22007-10-16 23:31:32 -0700522}
523
524int security_inode_setattr(struct dentry *dentry, struct iattr *attr)
525{
526 if (unlikely(IS_PRIVATE(dentry->d_inode)))
527 return 0;
528 return security_ops->inode_setattr(dentry, attr);
529}
Miklos Szeredib1da47e2008-07-01 15:01:28 +0200530EXPORT_SYMBOL_GPL(security_inode_setattr);
James Morris20510f22007-10-16 23:31:32 -0700531
532int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
533{
534 if (unlikely(IS_PRIVATE(dentry->d_inode)))
535 return 0;
536 return security_ops->inode_getattr(mnt, dentry);
537}
538
David Howells8f0cfa52008-04-29 00:59:41 -0700539int security_inode_setxattr(struct dentry *dentry, const char *name,
540 const void *value, size_t size, int flags)
James Morris20510f22007-10-16 23:31:32 -0700541{
542 if (unlikely(IS_PRIVATE(dentry->d_inode)))
543 return 0;
544 return security_ops->inode_setxattr(dentry, name, value, size, flags);
545}
546
David Howells8f0cfa52008-04-29 00:59:41 -0700547void security_inode_post_setxattr(struct dentry *dentry, const char *name,
548 const void *value, size_t size, int flags)
James Morris20510f22007-10-16 23:31:32 -0700549{
550 if (unlikely(IS_PRIVATE(dentry->d_inode)))
551 return;
552 security_ops->inode_post_setxattr(dentry, name, value, size, flags);
553}
554
David Howells8f0cfa52008-04-29 00:59:41 -0700555int security_inode_getxattr(struct dentry *dentry, const char *name)
James Morris20510f22007-10-16 23:31:32 -0700556{
557 if (unlikely(IS_PRIVATE(dentry->d_inode)))
558 return 0;
559 return security_ops->inode_getxattr(dentry, name);
560}
561
562int security_inode_listxattr(struct dentry *dentry)
563{
564 if (unlikely(IS_PRIVATE(dentry->d_inode)))
565 return 0;
566 return security_ops->inode_listxattr(dentry);
567}
568
David Howells8f0cfa52008-04-29 00:59:41 -0700569int security_inode_removexattr(struct dentry *dentry, const char *name)
James Morris20510f22007-10-16 23:31:32 -0700570{
571 if (unlikely(IS_PRIVATE(dentry->d_inode)))
572 return 0;
573 return security_ops->inode_removexattr(dentry, name);
574}
575
Serge E. Hallynb5376772007-10-16 23:31:36 -0700576int security_inode_need_killpriv(struct dentry *dentry)
577{
578 return security_ops->inode_need_killpriv(dentry);
579}
580
581int security_inode_killpriv(struct dentry *dentry)
582{
583 return security_ops->inode_killpriv(dentry);
584}
585
David P. Quigley42492592008-02-04 22:29:39 -0800586int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
James Morris20510f22007-10-16 23:31:32 -0700587{
588 if (unlikely(IS_PRIVATE(inode)))
James Morris8d952502010-01-14 09:33:28 +1100589 return -EOPNOTSUPP;
David P. Quigley42492592008-02-04 22:29:39 -0800590 return security_ops->inode_getsecurity(inode, name, buffer, alloc);
James Morris20510f22007-10-16 23:31:32 -0700591}
592
593int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
594{
595 if (unlikely(IS_PRIVATE(inode)))
James Morris8d952502010-01-14 09:33:28 +1100596 return -EOPNOTSUPP;
James Morris20510f22007-10-16 23:31:32 -0700597 return security_ops->inode_setsecurity(inode, name, value, size, flags);
598}
599
600int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
601{
602 if (unlikely(IS_PRIVATE(inode)))
603 return 0;
604 return security_ops->inode_listsecurity(inode, buffer, buffer_size);
605}
606
Ahmed S. Darwish8a076192008-03-01 21:51:09 +0200607void security_inode_getsecid(const struct inode *inode, u32 *secid)
608{
609 security_ops->inode_getsecid(inode, secid);
610}
611
James Morris20510f22007-10-16 23:31:32 -0700612int security_file_permission(struct file *file, int mask)
613{
Eric Parisc4ec54b2009-12-17 21:24:34 -0500614 int ret;
615
616 ret = security_ops->file_permission(file, mask);
617 if (ret)
618 return ret;
619
620 return fsnotify_perm(file, mask);
James Morris20510f22007-10-16 23:31:32 -0700621}
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{
Mimi Zohar6c21a7f2009-10-22 17:30:13 -0400642 int ret;
643
644 ret = security_ops->file_mmap(file, reqprot, prot, flags, addr, addr_only);
645 if (ret)
646 return ret;
647 return ima_file_mmap(file, prot);
James Morris20510f22007-10-16 23:31:32 -0700648}
649
650int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
651 unsigned long prot)
652{
653 return security_ops->file_mprotect(vma, reqprot, prot);
654}
655
656int security_file_lock(struct file *file, unsigned int cmd)
657{
658 return security_ops->file_lock(file, cmd);
659}
660
661int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
662{
663 return security_ops->file_fcntl(file, cmd, arg);
664}
665
666int security_file_set_fowner(struct file *file)
667{
668 return security_ops->file_set_fowner(file);
669}
670
671int security_file_send_sigiotask(struct task_struct *tsk,
672 struct fown_struct *fown, int sig)
673{
674 return security_ops->file_send_sigiotask(tsk, fown, sig);
675}
676
677int security_file_receive(struct file *file)
678{
679 return security_ops->file_receive(file);
680}
681
David Howells745ca242008-11-14 10:39:22 +1100682int security_dentry_open(struct file *file, const struct cred *cred)
James Morris20510f22007-10-16 23:31:32 -0700683{
Eric Parisc4ec54b2009-12-17 21:24:34 -0500684 int ret;
685
686 ret = security_ops->dentry_open(file, cred);
687 if (ret)
688 return ret;
689
690 return fsnotify_perm(file, MAY_OPEN);
James Morris20510f22007-10-16 23:31:32 -0700691}
692
693int security_task_create(unsigned long clone_flags)
694{
695 return security_ops->task_create(clone_flags);
696}
697
David Howellsee18d642009-09-02 09:14:21 +0100698int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
699{
700 return security_ops->cred_alloc_blank(cred, gfp);
701}
702
David Howellsf1752ee2008-11-14 10:39:17 +1100703void security_cred_free(struct cred *cred)
James Morris20510f22007-10-16 23:31:32 -0700704{
David Howellsf1752ee2008-11-14 10:39:17 +1100705 security_ops->cred_free(cred);
James Morris20510f22007-10-16 23:31:32 -0700706}
707
David Howellsd84f4f92008-11-14 10:39:23 +1100708int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp)
709{
710 return security_ops->cred_prepare(new, old, gfp);
711}
712
David Howellsee18d642009-09-02 09:14:21 +0100713void security_transfer_creds(struct cred *new, const struct cred *old)
714{
715 security_ops->cred_transfer(new, old);
716}
717
David Howells3a3b7ce2008-11-14 10:39:28 +1100718int security_kernel_act_as(struct cred *new, u32 secid)
719{
720 return security_ops->kernel_act_as(new, secid);
721}
722
723int security_kernel_create_files_as(struct cred *new, struct inode *inode)
724{
725 return security_ops->kernel_create_files_as(new, inode);
726}
727
Eric Parisdd8dbf22009-11-03 16:35:32 +1100728int security_kernel_module_request(char *kmod_name)
Eric Paris91884992009-08-13 09:44:57 -0400729{
Eric Parisdd8dbf22009-11-03 16:35:32 +1100730 return security_ops->kernel_module_request(kmod_name);
Eric Paris91884992009-08-13 09:44:57 -0400731}
732
David Howellsd84f4f92008-11-14 10:39:23 +1100733int security_task_fix_setuid(struct cred *new, const struct cred *old,
734 int flags)
James Morris20510f22007-10-16 23:31:32 -0700735{
David Howellsd84f4f92008-11-14 10:39:23 +1100736 return security_ops->task_fix_setuid(new, old, flags);
James Morris20510f22007-10-16 23:31:32 -0700737}
738
James Morris20510f22007-10-16 23:31:32 -0700739int security_task_setpgid(struct task_struct *p, pid_t pgid)
740{
741 return security_ops->task_setpgid(p, pgid);
742}
743
744int security_task_getpgid(struct task_struct *p)
745{
746 return security_ops->task_getpgid(p);
747}
748
749int security_task_getsid(struct task_struct *p)
750{
751 return security_ops->task_getsid(p);
752}
753
754void security_task_getsecid(struct task_struct *p, u32 *secid)
755{
756 security_ops->task_getsecid(p, secid);
757}
758EXPORT_SYMBOL(security_task_getsecid);
759
James Morris20510f22007-10-16 23:31:32 -0700760int security_task_setnice(struct task_struct *p, int nice)
761{
762 return security_ops->task_setnice(p, nice);
763}
764
765int security_task_setioprio(struct task_struct *p, int ioprio)
766{
767 return security_ops->task_setioprio(p, ioprio);
768}
769
770int security_task_getioprio(struct task_struct *p)
771{
772 return security_ops->task_getioprio(p);
773}
774
Jiri Slaby8fd00b42009-08-26 18:41:16 +0200775int security_task_setrlimit(struct task_struct *p, unsigned int resource,
776 struct rlimit *new_rlim)
James Morris20510f22007-10-16 23:31:32 -0700777{
Jiri Slaby8fd00b42009-08-26 18:41:16 +0200778 return security_ops->task_setrlimit(p, resource, new_rlim);
James Morris20510f22007-10-16 23:31:32 -0700779}
780
KOSAKI Motohirob0ae1982010-10-15 04:21:18 +0900781int security_task_setscheduler(struct task_struct *p)
James Morris20510f22007-10-16 23:31:32 -0700782{
KOSAKI Motohirob0ae1982010-10-15 04:21:18 +0900783 return security_ops->task_setscheduler(p);
James Morris20510f22007-10-16 23:31:32 -0700784}
785
786int security_task_getscheduler(struct task_struct *p)
787{
788 return security_ops->task_getscheduler(p);
789}
790
791int security_task_movememory(struct task_struct *p)
792{
793 return security_ops->task_movememory(p);
794}
795
796int security_task_kill(struct task_struct *p, struct siginfo *info,
797 int sig, u32 secid)
798{
799 return security_ops->task_kill(p, info, sig, secid);
800}
801
802int security_task_wait(struct task_struct *p)
803{
804 return security_ops->task_wait(p);
805}
806
807int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
David Howellsd84f4f92008-11-14 10:39:23 +1100808 unsigned long arg4, unsigned long arg5)
James Morris20510f22007-10-16 23:31:32 -0700809{
David Howellsd84f4f92008-11-14 10:39:23 +1100810 return security_ops->task_prctl(option, arg2, arg3, arg4, arg5);
James Morris20510f22007-10-16 23:31:32 -0700811}
812
813void security_task_to_inode(struct task_struct *p, struct inode *inode)
814{
815 security_ops->task_to_inode(p, inode);
816}
817
818int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
819{
820 return security_ops->ipc_permission(ipcp, flag);
821}
822
Ahmed S. Darwish8a076192008-03-01 21:51:09 +0200823void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
824{
825 security_ops->ipc_getsecid(ipcp, secid);
826}
827
James Morris20510f22007-10-16 23:31:32 -0700828int security_msg_msg_alloc(struct msg_msg *msg)
829{
830 return security_ops->msg_msg_alloc_security(msg);
831}
832
833void security_msg_msg_free(struct msg_msg *msg)
834{
835 security_ops->msg_msg_free_security(msg);
836}
837
838int security_msg_queue_alloc(struct msg_queue *msq)
839{
840 return security_ops->msg_queue_alloc_security(msq);
841}
842
843void security_msg_queue_free(struct msg_queue *msq)
844{
845 security_ops->msg_queue_free_security(msq);
846}
847
848int security_msg_queue_associate(struct msg_queue *msq, int msqflg)
849{
850 return security_ops->msg_queue_associate(msq, msqflg);
851}
852
853int security_msg_queue_msgctl(struct msg_queue *msq, int cmd)
854{
855 return security_ops->msg_queue_msgctl(msq, cmd);
856}
857
858int security_msg_queue_msgsnd(struct msg_queue *msq,
859 struct msg_msg *msg, int msqflg)
860{
861 return security_ops->msg_queue_msgsnd(msq, msg, msqflg);
862}
863
864int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
865 struct task_struct *target, long type, int mode)
866{
867 return security_ops->msg_queue_msgrcv(msq, msg, target, type, mode);
868}
869
870int security_shm_alloc(struct shmid_kernel *shp)
871{
872 return security_ops->shm_alloc_security(shp);
873}
874
875void security_shm_free(struct shmid_kernel *shp)
876{
877 security_ops->shm_free_security(shp);
878}
879
880int security_shm_associate(struct shmid_kernel *shp, int shmflg)
881{
882 return security_ops->shm_associate(shp, shmflg);
883}
884
885int security_shm_shmctl(struct shmid_kernel *shp, int cmd)
886{
887 return security_ops->shm_shmctl(shp, cmd);
888}
889
890int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg)
891{
892 return security_ops->shm_shmat(shp, shmaddr, shmflg);
893}
894
895int security_sem_alloc(struct sem_array *sma)
896{
897 return security_ops->sem_alloc_security(sma);
898}
899
900void security_sem_free(struct sem_array *sma)
901{
902 security_ops->sem_free_security(sma);
903}
904
905int security_sem_associate(struct sem_array *sma, int semflg)
906{
907 return security_ops->sem_associate(sma, semflg);
908}
909
910int security_sem_semctl(struct sem_array *sma, int cmd)
911{
912 return security_ops->sem_semctl(sma, cmd);
913}
914
915int security_sem_semop(struct sem_array *sma, struct sembuf *sops,
916 unsigned nsops, int alter)
917{
918 return security_ops->sem_semop(sma, sops, nsops, alter);
919}
920
921void security_d_instantiate(struct dentry *dentry, struct inode *inode)
922{
923 if (unlikely(inode && IS_PRIVATE(inode)))
924 return;
925 security_ops->d_instantiate(dentry, inode);
926}
927EXPORT_SYMBOL(security_d_instantiate);
928
929int security_getprocattr(struct task_struct *p, char *name, char **value)
930{
931 return security_ops->getprocattr(p, name, value);
932}
933
934int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
935{
936 return security_ops->setprocattr(p, name, value, size);
937}
938
939int security_netlink_send(struct sock *sk, struct sk_buff *skb)
940{
941 return security_ops->netlink_send(sk, skb);
942}
James Morris20510f22007-10-16 23:31:32 -0700943
944int security_netlink_recv(struct sk_buff *skb, int cap)
945{
946 return security_ops->netlink_recv(skb, cap);
947}
948EXPORT_SYMBOL(security_netlink_recv);
949
950int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
951{
952 return security_ops->secid_to_secctx(secid, secdata, seclen);
953}
954EXPORT_SYMBOL(security_secid_to_secctx);
955
David Howells7bf570d2008-04-29 20:52:51 +0100956int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
David Howells63cb3442008-01-15 23:47:35 +0000957{
958 return security_ops->secctx_to_secid(secdata, seclen, secid);
959}
960EXPORT_SYMBOL(security_secctx_to_secid);
961
James Morris20510f22007-10-16 23:31:32 -0700962void security_release_secctx(char *secdata, u32 seclen)
963{
James Morris65fc7662008-06-12 01:00:10 +1000964 security_ops->release_secctx(secdata, seclen);
James Morris20510f22007-10-16 23:31:32 -0700965}
966EXPORT_SYMBOL(security_release_secctx);
967
David P. Quigley1ee65e32009-09-03 14:25:57 -0400968int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
969{
970 return security_ops->inode_notifysecctx(inode, ctx, ctxlen);
971}
972EXPORT_SYMBOL(security_inode_notifysecctx);
973
974int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
975{
976 return security_ops->inode_setsecctx(dentry, ctx, ctxlen);
977}
978EXPORT_SYMBOL(security_inode_setsecctx);
979
980int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
981{
982 return security_ops->inode_getsecctx(inode, ctx, ctxlen);
983}
984EXPORT_SYMBOL(security_inode_getsecctx);
985
James Morris20510f22007-10-16 23:31:32 -0700986#ifdef CONFIG_SECURITY_NETWORK
987
David S. Miller3610cda2011-01-05 15:38:53 -0800988int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk)
James Morris20510f22007-10-16 23:31:32 -0700989{
990 return security_ops->unix_stream_connect(sock, other, newsk);
991}
992EXPORT_SYMBOL(security_unix_stream_connect);
993
994int security_unix_may_send(struct socket *sock, struct socket *other)
995{
996 return security_ops->unix_may_send(sock, other);
997}
998EXPORT_SYMBOL(security_unix_may_send);
999
1000int security_socket_create(int family, int type, int protocol, int kern)
1001{
1002 return security_ops->socket_create(family, type, protocol, kern);
1003}
1004
1005int security_socket_post_create(struct socket *sock, int family,
1006 int type, int protocol, int kern)
1007{
1008 return security_ops->socket_post_create(sock, family, type,
1009 protocol, kern);
1010}
1011
1012int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen)
1013{
1014 return security_ops->socket_bind(sock, address, addrlen);
1015}
1016
1017int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen)
1018{
1019 return security_ops->socket_connect(sock, address, addrlen);
1020}
1021
1022int security_socket_listen(struct socket *sock, int backlog)
1023{
1024 return security_ops->socket_listen(sock, backlog);
1025}
1026
1027int security_socket_accept(struct socket *sock, struct socket *newsock)
1028{
1029 return security_ops->socket_accept(sock, newsock);
1030}
1031
James Morris20510f22007-10-16 23:31:32 -07001032int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
1033{
1034 return security_ops->socket_sendmsg(sock, msg, size);
1035}
1036
1037int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
1038 int size, int flags)
1039{
1040 return security_ops->socket_recvmsg(sock, msg, size, flags);
1041}
1042
1043int security_socket_getsockname(struct socket *sock)
1044{
1045 return security_ops->socket_getsockname(sock);
1046}
1047
1048int security_socket_getpeername(struct socket *sock)
1049{
1050 return security_ops->socket_getpeername(sock);
1051}
1052
1053int security_socket_getsockopt(struct socket *sock, int level, int optname)
1054{
1055 return security_ops->socket_getsockopt(sock, level, optname);
1056}
1057
1058int security_socket_setsockopt(struct socket *sock, int level, int optname)
1059{
1060 return security_ops->socket_setsockopt(sock, level, optname);
1061}
1062
1063int security_socket_shutdown(struct socket *sock, int how)
1064{
1065 return security_ops->socket_shutdown(sock, how);
1066}
1067
1068int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
1069{
1070 return security_ops->socket_sock_rcv_skb(sk, skb);
1071}
1072EXPORT_SYMBOL(security_sock_rcv_skb);
1073
1074int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1075 int __user *optlen, unsigned len)
1076{
1077 return security_ops->socket_getpeersec_stream(sock, optval, optlen, len);
1078}
1079
1080int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
1081{
1082 return security_ops->socket_getpeersec_dgram(sock, skb, secid);
1083}
1084EXPORT_SYMBOL(security_socket_getpeersec_dgram);
1085
1086int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
1087{
1088 return security_ops->sk_alloc_security(sk, family, priority);
1089}
1090
1091void security_sk_free(struct sock *sk)
1092{
James Morris65fc7662008-06-12 01:00:10 +10001093 security_ops->sk_free_security(sk);
James Morris20510f22007-10-16 23:31:32 -07001094}
1095
1096void security_sk_clone(const struct sock *sk, struct sock *newsk)
1097{
James Morris65fc7662008-06-12 01:00:10 +10001098 security_ops->sk_clone_security(sk, newsk);
James Morris20510f22007-10-16 23:31:32 -07001099}
1100
1101void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
1102{
David S. Miller1d28f422011-03-12 00:29:39 -05001103 security_ops->sk_getsecid(sk, &fl->flowi_secid);
James Morris20510f22007-10-16 23:31:32 -07001104}
1105EXPORT_SYMBOL(security_sk_classify_flow);
1106
1107void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
1108{
1109 security_ops->req_classify_flow(req, fl);
1110}
1111EXPORT_SYMBOL(security_req_classify_flow);
1112
1113void security_sock_graft(struct sock *sk, struct socket *parent)
1114{
1115 security_ops->sock_graft(sk, parent);
1116}
1117EXPORT_SYMBOL(security_sock_graft);
1118
1119int security_inet_conn_request(struct sock *sk,
1120 struct sk_buff *skb, struct request_sock *req)
1121{
1122 return security_ops->inet_conn_request(sk, skb, req);
1123}
1124EXPORT_SYMBOL(security_inet_conn_request);
1125
1126void security_inet_csk_clone(struct sock *newsk,
1127 const struct request_sock *req)
1128{
1129 security_ops->inet_csk_clone(newsk, req);
1130}
1131
1132void security_inet_conn_established(struct sock *sk,
1133 struct sk_buff *skb)
1134{
1135 security_ops->inet_conn_established(sk, skb);
1136}
1137
Eric Paris2606fd12010-10-13 16:24:41 -04001138int security_secmark_relabel_packet(u32 secid)
1139{
1140 return security_ops->secmark_relabel_packet(secid);
1141}
1142EXPORT_SYMBOL(security_secmark_relabel_packet);
1143
1144void security_secmark_refcount_inc(void)
1145{
1146 security_ops->secmark_refcount_inc();
1147}
1148EXPORT_SYMBOL(security_secmark_refcount_inc);
1149
1150void security_secmark_refcount_dec(void)
1151{
1152 security_ops->secmark_refcount_dec();
1153}
1154EXPORT_SYMBOL(security_secmark_refcount_dec);
1155
Paul Moore2b980db2009-08-28 18:12:43 -04001156int security_tun_dev_create(void)
1157{
1158 return security_ops->tun_dev_create();
1159}
1160EXPORT_SYMBOL(security_tun_dev_create);
1161
1162void security_tun_dev_post_create(struct sock *sk)
1163{
1164 return security_ops->tun_dev_post_create(sk);
1165}
1166EXPORT_SYMBOL(security_tun_dev_post_create);
1167
1168int security_tun_dev_attach(struct sock *sk)
1169{
1170 return security_ops->tun_dev_attach(sk);
1171}
1172EXPORT_SYMBOL(security_tun_dev_attach);
1173
James Morris20510f22007-10-16 23:31:32 -07001174#endif /* CONFIG_SECURITY_NETWORK */
1175
1176#ifdef CONFIG_SECURITY_NETWORK_XFRM
1177
Paul Moore03e1ad72008-04-12 19:07:52 -07001178int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx)
James Morris20510f22007-10-16 23:31:32 -07001179{
Paul Moore03e1ad72008-04-12 19:07:52 -07001180 return security_ops->xfrm_policy_alloc_security(ctxp, sec_ctx);
James Morris20510f22007-10-16 23:31:32 -07001181}
1182EXPORT_SYMBOL(security_xfrm_policy_alloc);
1183
Paul Moore03e1ad72008-04-12 19:07:52 -07001184int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx,
1185 struct xfrm_sec_ctx **new_ctxp)
James Morris20510f22007-10-16 23:31:32 -07001186{
Paul Moore03e1ad72008-04-12 19:07:52 -07001187 return security_ops->xfrm_policy_clone_security(old_ctx, new_ctxp);
James Morris20510f22007-10-16 23:31:32 -07001188}
1189
Paul Moore03e1ad72008-04-12 19:07:52 -07001190void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
James Morris20510f22007-10-16 23:31:32 -07001191{
Paul Moore03e1ad72008-04-12 19:07:52 -07001192 security_ops->xfrm_policy_free_security(ctx);
James Morris20510f22007-10-16 23:31:32 -07001193}
1194EXPORT_SYMBOL(security_xfrm_policy_free);
1195
Paul Moore03e1ad72008-04-12 19:07:52 -07001196int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
James Morris20510f22007-10-16 23:31:32 -07001197{
Paul Moore03e1ad72008-04-12 19:07:52 -07001198 return security_ops->xfrm_policy_delete_security(ctx);
James Morris20510f22007-10-16 23:31:32 -07001199}
1200
1201int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx)
1202{
1203 return security_ops->xfrm_state_alloc_security(x, sec_ctx, 0);
1204}
1205EXPORT_SYMBOL(security_xfrm_state_alloc);
1206
1207int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1208 struct xfrm_sec_ctx *polsec, u32 secid)
1209{
1210 if (!polsec)
1211 return 0;
1212 /*
1213 * We want the context to be taken from secid which is usually
1214 * from the sock.
1215 */
1216 return security_ops->xfrm_state_alloc_security(x, NULL, secid);
1217}
1218
1219int security_xfrm_state_delete(struct xfrm_state *x)
1220{
1221 return security_ops->xfrm_state_delete_security(x);
1222}
1223EXPORT_SYMBOL(security_xfrm_state_delete);
1224
1225void security_xfrm_state_free(struct xfrm_state *x)
1226{
1227 security_ops->xfrm_state_free_security(x);
1228}
1229
Paul Moore03e1ad72008-04-12 19:07:52 -07001230int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
James Morris20510f22007-10-16 23:31:32 -07001231{
Paul Moore03e1ad72008-04-12 19:07:52 -07001232 return security_ops->xfrm_policy_lookup(ctx, fl_secid, dir);
James Morris20510f22007-10-16 23:31:32 -07001233}
1234
1235int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
David S. Millere33f7702011-02-22 18:13:15 -08001236 struct xfrm_policy *xp,
1237 const struct flowi *fl)
James Morris20510f22007-10-16 23:31:32 -07001238{
1239 return security_ops->xfrm_state_pol_flow_match(x, xp, fl);
1240}
1241
1242int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
1243{
1244 return security_ops->xfrm_decode_session(skb, secid, 1);
1245}
1246
1247void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
1248{
David S. Miller1d28f422011-03-12 00:29:39 -05001249 int rc = security_ops->xfrm_decode_session(skb, &fl->flowi_secid, 0);
James Morris20510f22007-10-16 23:31:32 -07001250
1251 BUG_ON(rc);
1252}
1253EXPORT_SYMBOL(security_skb_classify_flow);
1254
1255#endif /* CONFIG_SECURITY_NETWORK_XFRM */
1256
1257#ifdef CONFIG_KEYS
1258
David Howellsd84f4f92008-11-14 10:39:23 +11001259int security_key_alloc(struct key *key, const struct cred *cred,
1260 unsigned long flags)
James Morris20510f22007-10-16 23:31:32 -07001261{
David Howellsd84f4f92008-11-14 10:39:23 +11001262 return security_ops->key_alloc(key, cred, flags);
James Morris20510f22007-10-16 23:31:32 -07001263}
1264
1265void security_key_free(struct key *key)
1266{
1267 security_ops->key_free(key);
1268}
1269
1270int security_key_permission(key_ref_t key_ref,
David Howellsd84f4f92008-11-14 10:39:23 +11001271 const struct cred *cred, key_perm_t perm)
James Morris20510f22007-10-16 23:31:32 -07001272{
David Howellsd84f4f92008-11-14 10:39:23 +11001273 return security_ops->key_permission(key_ref, cred, perm);
James Morris20510f22007-10-16 23:31:32 -07001274}
1275
David Howells70a5bb72008-04-29 01:01:26 -07001276int security_key_getsecurity(struct key *key, char **_buffer)
1277{
1278 return security_ops->key_getsecurity(key, _buffer);
1279}
1280
James Morris20510f22007-10-16 23:31:32 -07001281#endif /* CONFIG_KEYS */
Ahmed S. Darwish03d37d22008-03-01 22:00:05 +02001282
1283#ifdef CONFIG_AUDIT
1284
1285int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
1286{
1287 return security_ops->audit_rule_init(field, op, rulestr, lsmrule);
1288}
1289
1290int security_audit_rule_known(struct audit_krule *krule)
1291{
1292 return security_ops->audit_rule_known(krule);
1293}
1294
1295void security_audit_rule_free(void *lsmrule)
1296{
1297 security_ops->audit_rule_free(lsmrule);
1298}
1299
1300int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
1301 struct audit_context *actx)
1302{
1303 return security_ops->audit_rule_match(secid, field, op, lsmrule, actx);
1304}
1305
1306#endif /* CONFIG_AUDIT */