include/linux/ima.h

   1 /*
   2  * Copyright (C) 2008 IBM Corporation
   3  * Author: Mimi Zohar <zohar@us.ibm.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, version 2 of the License.
   8  */
   9
  10 #ifndef _LINUX_IMA_H
  11 #define _LINUX_IMA_H
  12
  13 #include <linux/fs.h>
  14 struct linux_binprm;
  15
  16 #ifdef CONFIG_IMA
  17 extern int ima_bprm_check(struct linux_binprm *bprm);
  18 extern int ima_file_check(struct file *file, int mask);
  19 extern void ima_file_free(struct file *file);
  20 extern int ima_file_mmap(struct file *file, unsigned long prot);
  21 extern int ima_module_check(struct file *file);
  22
  23 #else
  24 static inline int ima_bprm_check(struct linux_binprm *bprm)
  25 {
  26         return 0;
  27 }
  28
  29 static inline int ima_file_check(struct file *file, int mask)
  30 {
  31         return 0;
  32 }
  33
  34 static inline void ima_file_free(struct file *file)
  35 {
  36         return;
  37 }
  38
  39 static inline int ima_file_mmap(struct file *file, unsigned long prot)
  40 {
  41         return 0;
  42 }
  43
  44 static inline int ima_module_check(struct file *file)
  45 {
  46         return 0;
  47 }
  48
  49 #endif /* CONFIG_IMA */
  50
  51 #ifdef CONFIG_IMA_APPRAISE
  52 extern void ima_inode_post_setattr(struct dentry *dentry);
  53 extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name,
  54                        const void *xattr_value, size_t xattr_value_len);
  55 extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name);
  56 #else
  57 static inline void ima_inode_post_setattr(struct dentry *dentry)
  58 {
  59         return;
  60 }
  61
  62 static inline int ima_inode_setxattr(struct dentry *dentry,
  63                                      const char *xattr_name,
  64                                      const void *xattr_value,
  65                                      size_t xattr_value_len)
  66 {
  67         return 0;
  68 }
  69
  70 static inline int ima_inode_removexattr(struct dentry *dentry,
  71                                         const char *xattr_name)
  72 {
  73         return 0;
  74 }
  75 #endif /* CONFIG_IMA_APPRAISE */
  76 #endif /* _LINUX_IMA_H */