1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2008 IBM Corporation
11 #include <linux/security.h>
12 #include <linux/kexec.h>
16 extern int ima_bprm_check(struct linux_binprm *bprm);
17 extern int ima_file_check(struct file *file, int mask);
18 extern void ima_post_create_tmpfile(struct inode *inode);
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_load_data(enum kernel_load_data_id id);
22 extern int ima_read_file(struct file *file, enum kernel_read_file_id id);
23 extern int ima_post_read_file(struct file *file, void *buf, loff_t size,
24 enum kernel_read_file_id id);
25 extern void ima_post_path_mknod(struct dentry *dentry);
26 extern int ima_file_hash(struct file *file, char *buf, size_t buf_size);
27 extern void ima_kexec_cmdline(const void *buf, int size);
29 #ifdef CONFIG_IMA_KEXEC
30 extern void ima_add_kexec_buffer(struct kimage *image);
33 #ifdef CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT
34 extern bool arch_ima_get_secureboot(void);
35 extern const char * const *arch_get_ima_policy(void);
37 static inline bool arch_ima_get_secureboot(void)
42 static inline const char * const *arch_get_ima_policy(void)
49 static inline int ima_bprm_check(struct linux_binprm *bprm)
54 static inline int ima_file_check(struct file *file, int mask)
59 static inline void ima_post_create_tmpfile(struct inode *inode)
63 static inline void ima_file_free(struct file *file)
68 static inline int ima_file_mmap(struct file *file, unsigned long prot)
73 static inline int ima_load_data(enum kernel_load_data_id id)
78 static inline int ima_read_file(struct file *file, enum kernel_read_file_id id)
83 static inline int ima_post_read_file(struct file *file, void *buf, loff_t size,
84 enum kernel_read_file_id id)
89 static inline void ima_post_path_mknod(struct dentry *dentry)
94 static inline int ima_file_hash(struct file *file, char *buf, size_t buf_size)
99 static inline void ima_kexec_cmdline(const void *buf, int size) {}
100 #endif /* CONFIG_IMA */
102 #ifndef CONFIG_IMA_KEXEC
105 static inline void ima_add_kexec_buffer(struct kimage *image)
109 #ifdef CONFIG_IMA_MEASURE_ASYMMETRIC_KEYS
110 extern void ima_post_key_create_or_update(struct key *keyring,
112 const void *payload, size_t plen,
113 unsigned long flags, bool create);
115 static inline void ima_post_key_create_or_update(struct key *keyring,
121 #endif /* CONFIG_IMA_MEASURE_ASYMMETRIC_KEYS */
123 #ifdef CONFIG_IMA_APPRAISE
124 extern bool is_ima_appraise_enabled(void);
125 extern void ima_inode_post_setattr(struct dentry *dentry);
126 extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name,
127 const void *xattr_value, size_t xattr_value_len);
128 extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name);
130 static inline bool is_ima_appraise_enabled(void)
135 static inline void ima_inode_post_setattr(struct dentry *dentry)
140 static inline int ima_inode_setxattr(struct dentry *dentry,
141 const char *xattr_name,
142 const void *xattr_value,
143 size_t xattr_value_len)
148 static inline int ima_inode_removexattr(struct dentry *dentry,
149 const char *xattr_name)
153 #endif /* CONFIG_IMA_APPRAISE */
155 #if defined(CONFIG_IMA_APPRAISE) && defined(CONFIG_INTEGRITY_TRUSTED_KEYRING)
156 extern bool ima_appraise_signature(enum kernel_read_file_id func);
158 static inline bool ima_appraise_signature(enum kernel_read_file_id func)
162 #endif /* CONFIG_IMA_APPRAISE && CONFIG_INTEGRITY_TRUSTED_KEYRING */
163 #endif /* _LINUX_IMA_H */