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Diffstat (limited to 'include/linux/fscrypt_notsupp.h')
-rw-r--r--include/linux/fscrypt_notsupp.h231
1 files changed, 0 insertions, 231 deletions
diff --git a/include/linux/fscrypt_notsupp.h b/include/linux/fscrypt_notsupp.h
deleted file mode 100644
index ee8b43e4c15a..000000000000
--- a/include/linux/fscrypt_notsupp.h
+++ /dev/null
@@ -1,231 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * fscrypt_notsupp.h
- *
- * This stubs out the fscrypt functions for filesystems configured without
- * encryption support.
- *
- * Do not include this file directly. Use fscrypt.h instead!
- */
-#ifndef _LINUX_FSCRYPT_H
-#error "Incorrect include of linux/fscrypt_notsupp.h!"
-#endif
-
-#ifndef _LINUX_FSCRYPT_NOTSUPP_H
-#define _LINUX_FSCRYPT_NOTSUPP_H
-
-static inline bool fscrypt_has_encryption_key(const struct inode *inode)
-{
- return false;
-}
-
-static inline bool fscrypt_dummy_context_enabled(struct inode *inode)
-{
- return false;
-}
-
-/* crypto.c */
-static inline void fscrypt_enqueue_decrypt_work(struct work_struct *work)
-{
-}
-
-static inline struct fscrypt_ctx *fscrypt_get_ctx(const struct inode *inode,
- gfp_t gfp_flags)
-{
- return ERR_PTR(-EOPNOTSUPP);
-}
-
-static inline void fscrypt_release_ctx(struct fscrypt_ctx *ctx)
-{
- return;
-}
-
-static inline struct page *fscrypt_encrypt_page(const struct inode *inode,
- struct page *page,
- unsigned int len,
- unsigned int offs,
- u64 lblk_num, gfp_t gfp_flags)
-{
- return ERR_PTR(-EOPNOTSUPP);
-}
-
-static inline int fscrypt_decrypt_page(const struct inode *inode,
- struct page *page,
- unsigned int len, unsigned int offs,
- u64 lblk_num)
-{
- return -EOPNOTSUPP;
-}
-
-static inline struct page *fscrypt_control_page(struct page *page)
-{
- WARN_ON_ONCE(1);
- return ERR_PTR(-EINVAL);
-}
-
-static inline void fscrypt_restore_control_page(struct page *page)
-{
- return;
-}
-
-/* policy.c */
-static inline int fscrypt_ioctl_set_policy(struct file *filp,
- const void __user *arg)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int fscrypt_ioctl_get_policy(struct file *filp, void __user *arg)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int fscrypt_has_permitted_context(struct inode *parent,
- struct inode *child)
-{
- return 0;
-}
-
-static inline int fscrypt_inherit_context(struct inode *parent,
- struct inode *child,
- void *fs_data, bool preload)
-{
- return -EOPNOTSUPP;
-}
-
-/* keyinfo.c */
-static inline int fscrypt_get_encryption_info(struct inode *inode)
-{
- return -EOPNOTSUPP;
-}
-
-static inline void fscrypt_put_encryption_info(struct inode *inode)
-{
- return;
-}
-
- /* fname.c */
-static inline int fscrypt_setup_filename(struct inode *dir,
- const struct qstr *iname,
- int lookup, struct fscrypt_name *fname)
-{
- if (IS_ENCRYPTED(dir))
- return -EOPNOTSUPP;
-
- memset(fname, 0, sizeof(struct fscrypt_name));
- fname->usr_fname = iname;
- fname->disk_name.name = (unsigned char *)iname->name;
- fname->disk_name.len = iname->len;
- return 0;
-}
-
-static inline void fscrypt_free_filename(struct fscrypt_name *fname)
-{
- return;
-}
-
-static inline int fscrypt_fname_alloc_buffer(const struct inode *inode,
- u32 max_encrypted_len,
- struct fscrypt_str *crypto_str)
-{
- return -EOPNOTSUPP;
-}
-
-static inline void fscrypt_fname_free_buffer(struct fscrypt_str *crypto_str)
-{
- return;
-}
-
-static inline int fscrypt_fname_disk_to_usr(struct inode *inode,
- u32 hash, u32 minor_hash,
- const struct fscrypt_str *iname,
- struct fscrypt_str *oname)
-{
- return -EOPNOTSUPP;
-}
-
-static inline bool fscrypt_match_name(const struct fscrypt_name *fname,
- const u8 *de_name, u32 de_name_len)
-{
- /* Encryption support disabled; use standard comparison */
- if (de_name_len != fname->disk_name.len)
- return false;
- return !memcmp(de_name, fname->disk_name.name, fname->disk_name.len);
-}
-
-/* bio.c */
-static inline void fscrypt_decrypt_bio(struct bio *bio)
-{
-}
-
-static inline void fscrypt_enqueue_decrypt_bio(struct fscrypt_ctx *ctx,
- struct bio *bio)
-{
-}
-
-static inline void fscrypt_pullback_bio_page(struct page **page, bool restore)
-{
- return;
-}
-
-static inline int fscrypt_zeroout_range(const struct inode *inode, pgoff_t lblk,
- sector_t pblk, unsigned int len)
-{
- return -EOPNOTSUPP;
-}
-
-/* hooks.c */
-
-static inline int fscrypt_file_open(struct inode *inode, struct file *filp)
-{
- if (IS_ENCRYPTED(inode))
- return -EOPNOTSUPP;
- return 0;
-}
-
-static inline int __fscrypt_prepare_link(struct inode *inode,
- struct inode *dir)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int __fscrypt_prepare_rename(struct inode *old_dir,
- struct dentry *old_dentry,
- struct inode *new_dir,
- struct dentry *new_dentry,
- unsigned int flags)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int __fscrypt_prepare_lookup(struct inode *dir,
- struct dentry *dentry)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int __fscrypt_prepare_symlink(struct inode *dir,
- unsigned int len,
- unsigned int max_len,
- struct fscrypt_str *disk_link)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int __fscrypt_encrypt_symlink(struct inode *inode,
- const char *target,
- unsigned int len,
- struct fscrypt_str *disk_link)
-{
- return -EOPNOTSUPP;
-}
-
-static inline const char *fscrypt_get_symlink(struct inode *inode,
- const void *caddr,
- unsigned int max_size,
- struct delayed_call *done)
-{
- return ERR_PTR(-EOPNOTSUPP);
-}
-
-#endif /* _LINUX_FSCRYPT_NOTSUPP_H */