1 /* 2 * Copyright (C) 2008 IBM Corporation 3 * Author: Mimi Zohar <[email protected]> 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, int opened); 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_read_file(struct file *file, enum kernel_read_file_id id); 22 extern int ima_post_read_file(struct file *file, void *buf, loff_t size, 23 enum kernel_read_file_id id); 24 25 #else 26 static inline int ima_bprm_check(struct linux_binprm *bprm) 27 { 28 return 0; 29 } 30 31 static inline int ima_file_check(struct file *file, int mask, int opened) 32 { 33 return 0; 34 } 35 36 static inline void ima_file_free(struct file *file) 37 { 38 return; 39 } 40 41 static inline int ima_file_mmap(struct file *file, unsigned long prot) 42 { 43 return 0; 44 } 45 46 static inline int ima_read_file(struct file *file, enum kernel_read_file_id id) 47 { 48 return 0; 49 } 50 51 static inline int ima_post_read_file(struct file *file, void *buf, loff_t size, 52 enum kernel_read_file_id id) 53 { 54 return 0; 55 } 56 57 #endif /* CONFIG_IMA */ 58 59 #ifdef CONFIG_IMA_APPRAISE 60 extern void ima_inode_post_setattr(struct dentry *dentry); 61 extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name, 62 const void *xattr_value, size_t xattr_value_len); 63 extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name); 64 #else 65 static inline void ima_inode_post_setattr(struct dentry *dentry) 66 { 67 return; 68 } 69 70 static inline int ima_inode_setxattr(struct dentry *dentry, 71 const char *xattr_name, 72 const void *xattr_value, 73 size_t xattr_value_len) 74 { 75 return 0; 76 } 77 78 static inline int ima_inode_removexattr(struct dentry *dentry, 79 const char *xattr_name) 80 { 81 return 0; 82 } 83 #endif /* CONFIG_IMA_APPRAISE */ 84 #endif /* _LINUX_IMA_H */ 85