95 	int (*get_context)(struct inode *inode, void *ctx, size_t len);
113 	int (*set_context)(struct inode *inode, const void *ctx, size_t len,
130 	bool (*empty_dir)(struct inode *inode);
181 static inline struct fscrypt_info *fscrypt_get_info(const struct inode *inode)  in fscrypt_get_info()  argument
189 	return smp_load_acquire(&inode->i_crypt_info);  in fscrypt_get_info()
203 static inline bool fscrypt_needs_contents_encryption(const struct inode *inode)  in fscrypt_needs_contents_encryption()  argument
205 	return IS_ENCRYPTED(inode) && S_ISREG(inode->i_mode);  in fscrypt_needs_contents_encryption()
256 int fscrypt_encrypt_block_inplace(const struct inode *inode, struct page *page,
262 int fscrypt_decrypt_block_inplace(const struct inode *inode, struct page *page,
293 int fscrypt_has_permitted_context(struct inode *parent, struct inode *child);
294 int fscrypt_context_for_new_inode(void *ctx, struct inode *inode);
295 int fscrypt_set_context(struct inode *inode, void *fs_data);
327 int fscrypt_prepare_new_inode(struct inode *dir, struct inode *inode,
329 void fscrypt_put_encryption_info(struct inode *inode);
330 void fscrypt_free_inode(struct inode *inode);
331 int fscrypt_drop_inode(struct inode *inode);
334 int fscrypt_fname_encrypt(const struct inode *inode, const struct qstr *iname,
336 bool fscrypt_fname_encrypted_size(const struct inode *inode, u32 orig_len,
338 int fscrypt_setup_filename(struct inode *inode, const struct qstr *iname,
349 int fscrypt_fname_disk_to_usr(const struct inode *inode,
355 u64 fscrypt_fname_siphash(const struct inode *dir, const struct qstr *name);
360 int fscrypt_zeroout_range(const struct inode *inode, pgoff_t lblk,
364 int fscrypt_file_open(struct inode *inode, struct file *filp);
365 int __fscrypt_prepare_link(struct inode *inode, struct inode *dir,
367 int __fscrypt_prepare_rename(struct inode *old_dir, struct dentry *old_dentry,
368 			     struct inode *new_dir, struct dentry *new_dentry,
370 int __fscrypt_prepare_lookup(struct inode *dir, struct dentry *dentry,
372 int fscrypt_prepare_lookup_partial(struct inode *dir, struct dentry *dentry);
373 int __fscrypt_prepare_readdir(struct inode *dir);
375 int fscrypt_prepare_setflags(struct inode *inode,
377 int fscrypt_prepare_symlink(struct inode *dir, const char *target,
380 int __fscrypt_encrypt_symlink(struct inode *inode, const char *target,
382 const char *fscrypt_get_symlink(struct inode *inode, const void *caddr,
393 static inline struct fscrypt_info *fscrypt_get_info(const struct inode *inode)  in fscrypt_get_info()  argument
398 static inline bool fscrypt_needs_contents_encryption(const struct inode *inode)  in fscrypt_needs_contents_encryption()  argument
425 static inline int fscrypt_encrypt_block_inplace(const struct inode *inode,  in fscrypt_encrypt_block_inplace()  argument
440 static inline int fscrypt_decrypt_block_inplace(const struct inode *inode,  in fscrypt_decrypt_block_inplace()  argument
497 static inline int fscrypt_has_permitted_context(struct inode *parent,  in fscrypt_has_permitted_context()
498 						struct inode *child)  in fscrypt_has_permitted_context()
503 static inline int fscrypt_set_context(struct inode *inode, void *fs_data)  in fscrypt_set_context()  argument
571 static inline int fscrypt_prepare_new_inode(struct inode *dir,  in fscrypt_prepare_new_inode()
572 					    struct inode *inode,  in fscrypt_prepare_new_inode()  argument
580 static inline void fscrypt_put_encryption_info(struct inode *inode)  in fscrypt_put_encryption_info()  argument
585 static inline void fscrypt_free_inode(struct inode *inode)  in fscrypt_free_inode()  argument
589 static inline int fscrypt_drop_inode(struct inode *inode)  in fscrypt_drop_inode()  argument
595 static inline int fscrypt_setup_filename(struct inode *dir,  in fscrypt_setup_filename()
625 static inline int fscrypt_fname_disk_to_usr(const struct inode *inode,  in fscrypt_fname_disk_to_usr()  argument
642 static inline u64 fscrypt_fname_siphash(const struct inode *dir,  in fscrypt_fname_siphash()
661 static inline int fscrypt_zeroout_range(const struct inode *inode, pgoff_t lblk,  in fscrypt_zeroout_range()  argument
669 static inline int fscrypt_file_open(struct inode *inode, struct file *filp)  in fscrypt_file_open()  argument
671 	if (IS_ENCRYPTED(inode))  in fscrypt_file_open()
676 static inline int __fscrypt_prepare_link(struct inode *inode, struct inode *dir,  in __fscrypt_prepare_link()  argument
682 static inline int __fscrypt_prepare_rename(struct inode *old_dir,  in __fscrypt_prepare_rename()
684 					   struct inode *new_dir,  in __fscrypt_prepare_rename()
691 static inline int __fscrypt_prepare_lookup(struct inode *dir,  in __fscrypt_prepare_lookup()
698 static inline int fscrypt_prepare_lookup_partial(struct inode *dir,  in fscrypt_prepare_lookup_partial()
704 static inline int __fscrypt_prepare_readdir(struct inode *dir)  in __fscrypt_prepare_readdir()
715 static inline int fscrypt_prepare_setflags(struct inode *inode,  in fscrypt_prepare_setflags()  argument
722 static inline int fscrypt_prepare_symlink(struct inode *dir,  in fscrypt_prepare_symlink()
737 static inline int __fscrypt_encrypt_symlink(struct inode *inode,  in __fscrypt_encrypt_symlink()  argument
745 static inline const char *fscrypt_get_symlink(struct inode *inode,  in fscrypt_get_symlink()  argument
769 bool __fscrypt_inode_uses_inline_crypto(const struct inode *inode);
772 			       const struct inode *inode, u64 first_lblk,
779 bool fscrypt_mergeable_bio(struct bio *bio, const struct inode *inode,
785 bool fscrypt_dio_supported(struct inode *inode);
787 u64 fscrypt_limit_io_blocks(const struct inode *inode, u64 lblk, u64 nr_blocks);
791 static inline bool __fscrypt_inode_uses_inline_crypto(const struct inode *inode)  in __fscrypt_inode_uses_inline_crypto()  argument
797 					     const struct inode *inode,  in fscrypt_set_bio_crypt_ctx()  argument
806 					 const struct inode *inode,  in fscrypt_mergeable_bio()  argument
818 static inline bool fscrypt_dio_supported(struct inode *inode)  in fscrypt_dio_supported()  argument
820 	return !fscrypt_needs_contents_encryption(inode);  in fscrypt_dio_supported()
823 static inline u64 fscrypt_limit_io_blocks(const struct inode *inode, u64 lblk,  in fscrypt_limit_io_blocks()  argument
839 static inline bool fscrypt_inode_uses_inline_crypto(const struct inode *inode)  in fscrypt_inode_uses_inline_crypto()  argument
841 	return fscrypt_needs_contents_encryption(inode) &&  in fscrypt_inode_uses_inline_crypto()
842 	       __fscrypt_inode_uses_inline_crypto(inode);  in fscrypt_inode_uses_inline_crypto()
854 static inline bool fscrypt_inode_uses_fs_layer_crypto(const struct inode *inode)  in fscrypt_inode_uses_fs_layer_crypto()  argument
856 	return fscrypt_needs_contents_encryption(inode) &&  in fscrypt_inode_uses_fs_layer_crypto()
857 	       !__fscrypt_inode_uses_inline_crypto(inode);  in fscrypt_inode_uses_fs_layer_crypto()
869 static inline bool fscrypt_has_encryption_key(const struct inode *inode)  in fscrypt_has_encryption_key()  argument
871 	return fscrypt_get_info(inode) != NULL;  in fscrypt_has_encryption_key()
893 				       struct inode *dir,  in fscrypt_prepare_link()
923 static inline int fscrypt_prepare_rename(struct inode *old_dir,  in fscrypt_prepare_rename()
925 					 struct inode *new_dir,  in fscrypt_prepare_rename()
958 static inline int fscrypt_prepare_lookup(struct inode *dir,  in fscrypt_prepare_lookup()
985 static inline int fscrypt_prepare_readdir(struct inode *dir)  in fscrypt_prepare_readdir()
1033 static inline int fscrypt_encrypt_symlink(struct inode *inode,  in fscrypt_encrypt_symlink()  argument
1038 	if (IS_ENCRYPTED(inode))  in fscrypt_encrypt_symlink()
1039 		return __fscrypt_encrypt_symlink(inode, target, len, disk_link);  in fscrypt_encrypt_symlink()