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git.proxmox.com Git - mirror_ubuntu-focal-kernel.git/blob - include/linux/ima.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2008 IBM Corporation
4 * Author: Mimi Zohar <zohar@us.ibm.com>
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 void ima_kexec_cmdline(const void *buf
, int size
);
28 #ifdef CONFIG_IMA_KEXEC
29 extern void ima_add_kexec_buffer(struct kimage
*image
);
32 #if (defined(CONFIG_X86) && defined(CONFIG_EFI)) || defined(CONFIG_S390) \
33 || defined(CONFIG_PPC_SECURE_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 void ima_kexec_cmdline(const void *buf
, int size
) {}
95 #endif /* CONFIG_IMA */
97 #ifndef CONFIG_IMA_KEXEC
100 static inline void ima_add_kexec_buffer(struct kimage
*image
)
104 #ifdef CONFIG_IMA_APPRAISE
105 extern bool is_ima_appraise_enabled(void);
106 extern void ima_inode_post_setattr(struct dentry
*dentry
);
107 extern int ima_inode_setxattr(struct dentry
*dentry
, const char *xattr_name
,
108 const void *xattr_value
, size_t xattr_value_len
);
109 extern int ima_inode_removexattr(struct dentry
*dentry
, const char *xattr_name
);
111 static inline bool is_ima_appraise_enabled(void)
116 static inline void ima_inode_post_setattr(struct dentry
*dentry
)
121 static inline int ima_inode_setxattr(struct dentry
*dentry
,
122 const char *xattr_name
,
123 const void *xattr_value
,
124 size_t xattr_value_len
)
129 static inline int ima_inode_removexattr(struct dentry
*dentry
,
130 const char *xattr_name
)
134 #endif /* CONFIG_IMA_APPRAISE */
136 #if defined(CONFIG_IMA_APPRAISE) && defined(CONFIG_INTEGRITY_TRUSTED_KEYRING)
137 extern bool ima_appraise_signature(enum kernel_read_file_id func
);
139 static inline bool ima_appraise_signature(enum kernel_read_file_id func
)
143 #endif /* CONFIG_IMA_APPRAISE && CONFIG_INTEGRITY_TRUSTED_KEYRING */
144 #endif /* _LINUX_IMA_H */