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 extern void ima_post_path_mknod(struct dentry *dentry); 25 26 #else 27 static inline int ima_bprm_check(struct linux_binprm *bprm) 28 { 29 return 0; 30 } 31 32 static inline int ima_file_check(struct file *file, int mask, int opened) 33 { 34 return 0; 35 } 36 37 static inline void ima_file_free(struct file *file) 38 { 39 return; 40 } 41 42 static inline int ima_file_mmap(struct file *file, unsigned long prot) 43 { 44 return 0; 45 } 46 47 static inline int ima_read_file(struct file *file, enum kernel_read_file_id id) 48 { 49 return 0; 50 } 51 52 static inline int ima_post_read_file(struct file *file, void *buf, loff_t size, 53 enum kernel_read_file_id id) 54 { 55 return 0; 56 } 57 58 static inline void ima_post_path_mknod(struct dentry *dentry) 59 { 60 return; 61 } 62 63 #endif /* CONFIG_IMA */ 64 65 #ifdef CONFIG_IMA_APPRAISE 66 extern void ima_inode_post_setattr(struct dentry *dentry); 67 extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name, 68 const void *xattr_value, size_t xattr_value_len); 69 extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name); 70 #else 71 static inline void ima_inode_post_setattr(struct dentry *dentry) 72 { 73 return; 74 } 75 76 static inline int ima_inode_setxattr(struct dentry *dentry, 77 const char *xattr_name, 78 const void *xattr_value, 79 size_t xattr_value_len) 80 { 81 return 0; 82 } 83 84 static inline int ima_inode_removexattr(struct dentry *dentry, 85 const char *xattr_name) 86 { 87 return 0; 88 } 89 #endif /* CONFIG_IMA_APPRAISE */ 90 #endif /* _LINUX_IMA_H */ 91