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,
283 int fscrypt_has_permitted_context(struct inode *parent, struct inode *child);
284 int fscrypt_context_for_new_inode(void *ctx, struct inode *inode);
285 int fscrypt_set_context(struct inode *inode, void *fs_data);
319 int fscrypt_prepare_new_inode(struct inode *dir, struct inode *inode,
321 void fscrypt_put_encryption_info(struct inode *inode);
322 void fscrypt_free_inode(struct inode *inode);
323 int fscrypt_drop_inode(struct inode *inode);
326 int fscrypt_fname_encrypt(const struct inode *inode, const struct qstr *iname,
328 bool fscrypt_fname_encrypted_size(const struct inode *inode, u32 orig_len,
330 int fscrypt_setup_filename(struct inode *inode, const struct qstr *iname,
341 int fscrypt_fname_disk_to_usr(const struct inode *inode,
347 u64 fscrypt_fname_siphash(const struct inode *dir, const struct qstr *name);
352 int fscrypt_zeroout_range(const struct inode *inode, pgoff_t lblk,
356 int fscrypt_file_open(struct inode *inode, struct file *filp);
357 int __fscrypt_prepare_link(struct inode *inode, struct inode *dir,
359 int __fscrypt_prepare_rename(struct inode *old_dir, struct dentry *old_dentry,
360 			     struct inode *new_dir, struct dentry *new_dentry,
362 int __fscrypt_prepare_lookup(struct inode *dir, struct dentry *dentry,
364 int __fscrypt_prepare_readdir(struct inode *dir);
366 int fscrypt_prepare_setflags(struct inode *inode,
368 int fscrypt_prepare_symlink(struct inode *dir, const char *target,
371 int __fscrypt_encrypt_symlink(struct inode *inode, const char *target,
373 const char *fscrypt_get_symlink(struct inode *inode, const void *caddr,
384 static inline struct fscrypt_info *fscrypt_get_info(const struct inode *inode)  in fscrypt_get_info()  argument
389 static inline bool fscrypt_needs_contents_encryption(const struct inode *inode)  in fscrypt_needs_contents_encryption()  argument
416 static inline int fscrypt_encrypt_block_inplace(const struct inode *inode,  in fscrypt_encrypt_block_inplace()  argument
432 static inline int fscrypt_decrypt_block_inplace(const struct inode *inode,  in fscrypt_decrypt_block_inplace()  argument
478 static inline int fscrypt_has_permitted_context(struct inode *parent,  in fscrypt_has_permitted_context()
479 						struct inode *child)  in fscrypt_has_permitted_context()
484 static inline int fscrypt_set_context(struct inode *inode, void *fs_data)  in fscrypt_set_context()  argument
559 static inline int fscrypt_prepare_new_inode(struct inode *dir,  in fscrypt_prepare_new_inode()
560 					    struct inode *inode,  in fscrypt_prepare_new_inode()  argument
568 static inline void fscrypt_put_encryption_info(struct inode *inode)  in fscrypt_put_encryption_info()  argument
573 static inline void fscrypt_free_inode(struct inode *inode)  in fscrypt_free_inode()  argument
577 static inline int fscrypt_drop_inode(struct inode *inode)  in fscrypt_drop_inode()  argument
583 static inline int fscrypt_setup_filename(struct inode *dir,  in fscrypt_setup_filename()
613 static inline int fscrypt_fname_disk_to_usr(const struct inode *inode,  in fscrypt_fname_disk_to_usr()  argument
630 static inline u64 fscrypt_fname_siphash(const struct inode *dir,  in fscrypt_fname_siphash()
649 static inline int fscrypt_zeroout_range(const struct inode *inode, pgoff_t lblk,  in fscrypt_zeroout_range()  argument
657 static inline int fscrypt_file_open(struct inode *inode, struct file *filp)  in fscrypt_file_open()  argument
659 	if (IS_ENCRYPTED(inode))  in fscrypt_file_open()
664 static inline int __fscrypt_prepare_link(struct inode *inode, struct inode *dir,  in __fscrypt_prepare_link()  argument
670 static inline int __fscrypt_prepare_rename(struct inode *old_dir,  in __fscrypt_prepare_rename()
672 					   struct inode *new_dir,  in __fscrypt_prepare_rename()
679 static inline int __fscrypt_prepare_lookup(struct inode *dir,  in __fscrypt_prepare_lookup()
686 static inline int __fscrypt_prepare_readdir(struct inode *dir)  in __fscrypt_prepare_readdir()
697 static inline int fscrypt_prepare_setflags(struct inode *inode,  in fscrypt_prepare_setflags()  argument
704 static inline int fscrypt_prepare_symlink(struct inode *dir,  in fscrypt_prepare_symlink()
719 static inline int __fscrypt_encrypt_symlink(struct inode *inode,  in __fscrypt_encrypt_symlink()  argument
727 static inline const char *fscrypt_get_symlink(struct inode *inode,  in fscrypt_get_symlink()  argument
751 bool __fscrypt_inode_uses_inline_crypto(const struct inode *inode);
754 			       const struct inode *inode, u64 first_lblk,
761 bool fscrypt_mergeable_bio(struct bio *bio, const struct inode *inode,
767 bool fscrypt_dio_supported(struct inode *inode);
769 u64 fscrypt_limit_io_blocks(const struct inode *inode, u64 lblk, u64 nr_blocks);
773 static inline bool __fscrypt_inode_uses_inline_crypto(const struct inode *inode)  in __fscrypt_inode_uses_inline_crypto()  argument
779 					     const struct inode *inode,  in fscrypt_set_bio_crypt_ctx()  argument
788 					 const struct inode *inode,  in fscrypt_mergeable_bio()  argument
800 static inline bool fscrypt_dio_supported(struct inode *inode)  in fscrypt_dio_supported()  argument
802 	return !fscrypt_needs_contents_encryption(inode);  in fscrypt_dio_supported()
805 static inline u64 fscrypt_limit_io_blocks(const struct inode *inode, u64 lblk,  in fscrypt_limit_io_blocks()  argument
821 static inline bool fscrypt_inode_uses_inline_crypto(const struct inode *inode)  in fscrypt_inode_uses_inline_crypto()  argument
823 	return fscrypt_needs_contents_encryption(inode) &&  in fscrypt_inode_uses_inline_crypto()
824 	       __fscrypt_inode_uses_inline_crypto(inode);  in fscrypt_inode_uses_inline_crypto()
836 static inline bool fscrypt_inode_uses_fs_layer_crypto(const struct inode *inode)  in fscrypt_inode_uses_fs_layer_crypto()  argument
838 	return fscrypt_needs_contents_encryption(inode) &&  in fscrypt_inode_uses_fs_layer_crypto()
839 	       !__fscrypt_inode_uses_inline_crypto(inode);  in fscrypt_inode_uses_fs_layer_crypto()
851 static inline bool fscrypt_has_encryption_key(const struct inode *inode)  in fscrypt_has_encryption_key()  argument
853 	return fscrypt_get_info(inode) != NULL;  in fscrypt_has_encryption_key()
875 				       struct inode *dir,  in fscrypt_prepare_link()
905 static inline int fscrypt_prepare_rename(struct inode *old_dir,  in fscrypt_prepare_rename()
907 					 struct inode *new_dir,  in fscrypt_prepare_rename()
940 static inline int fscrypt_prepare_lookup(struct inode *dir,  in fscrypt_prepare_lookup()
967 static inline int fscrypt_prepare_readdir(struct inode *dir)  in fscrypt_prepare_readdir()
1015 static inline int fscrypt_encrypt_symlink(struct inode *inode,  in fscrypt_encrypt_symlink()  argument
1020 	if (IS_ENCRYPTED(inode))  in fscrypt_encrypt_symlink()
1021 		return __fscrypt_encrypt_symlink(inode, target, len, disk_link);  in fscrypt_encrypt_symlink()