ima.h 1.9 KB

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