LXR linux/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>
  14struct linux_binprm;
  15
  16#ifdef CONFIG_IMA
  17extern int ima_bprm_check(struct linux_binprm *bprm);
  18extern int ima_file_check(struct file *file, int mask, int opened);
  19extern void ima_file_free(struct file *file);
  20extern int ima_file_mmap(struct file *file, unsigned long prot);
  21extern int ima_module_check(struct file *file);
  22extern int ima_fw_from_file(struct file *file, char *buf, size_t size);
  23
  24#else
  25static inline int ima_bprm_check(struct linux_binprm *bprm)
  26{
  27        return 0;
  28}
  29
  30static inline int ima_file_check(struct file *file, int mask, int opened)
  31{
  32        return 0;
  33}
  34
  35static inline void ima_file_free(struct file *file)
  36{
  37        return;
  38}
  39
  40static inline int ima_file_mmap(struct file *file, unsigned long prot)
  41{
  42        return 0;
  43}
  44
  45static inline int ima_module_check(struct file *file)
  46{
  47        return 0;
  48}
  49
  50static inline int ima_fw_from_file(struct file *file, char *buf, size_t size)
  51{
  52        return 0;
  53}
  54
  55#endif /* CONFIG_IMA */
  56
  57#ifdef CONFIG_IMA_APPRAISE
  58extern void ima_inode_post_setattr(struct dentry *dentry);
  59extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name,
  60                       const void *xattr_value, size_t xattr_value_len);
  61extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name);
  62#else
  63static inline void ima_inode_post_setattr(struct dentry *dentry)
  64{
  65        return;
  66}
  67
  68static inline int ima_inode_setxattr(struct dentry *dentry,
  69                                     const char *xattr_name,
  70                                     const void *xattr_value,
  71                                     size_t xattr_value_len)
  72{
  73        return 0;
  74}
  75
  76static inline int ima_inode_removexattr(struct dentry *dentry,
  77                                        const char *xattr_name)
  78{
  79        return 0;
  80}
  81#endif /* CONFIG_IMA_APPRAISE */
  82#endif /* _LINUX_IMA_H */
  83