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Release 4.14 include/linux/fscrypt_notsupp.h

Directory: include/linux
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * fscrypt_notsupp.h
 *
 * This stubs out the fscrypt functions for filesystems configured without
 * encryption support.
 */

#ifndef _LINUX_FSCRYPT_NOTSUPP_H

#define _LINUX_FSCRYPT_NOTSUPP_H

#include <linux/fscrypt_common.h>

/* crypto.c */

static inline struct fscrypt_ctx *fscrypt_get_ctx(const struct inode *inode, gfp_t gfp_flags) { return ERR_PTR(-EOPNOTSUPP); }

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Eric Biggers25100.00%1100.00%
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static inline void fscrypt_release_ctx(struct fscrypt_ctx *ctx) { return; }

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Eric Biggers13100.00%1100.00%
Total13100.00%1100.00%


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); }

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Eric Biggers41100.00%1100.00%
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static inline int fscrypt_decrypt_page(const struct inode *inode, struct page *page, unsigned int len, unsigned int offs, u64 lblk_num) { return -EOPNOTSUPP; }

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Eric Biggers33100.00%1100.00%
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static inline void fscrypt_restore_control_page(struct page *page) { return; }

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Eric Biggers13100.00%1100.00%
Total13100.00%1100.00%


static inline void fscrypt_set_d_op(struct dentry *dentry) { return; }

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Eric Biggers13100.00%1100.00%
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static inline void fscrypt_set_encrypted_dentry(struct dentry *dentry) { return; }

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Eric Biggers13100.00%1100.00%
Total13100.00%1100.00%

/* policy.c */
static inline int fscrypt_ioctl_set_policy(struct file *filp, const void __user *arg) { return -EOPNOTSUPP; }

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Eric Biggers22100.00%1100.00%
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static inline int fscrypt_ioctl_get_policy(struct file *filp, void __user *arg) { return -EOPNOTSUPP; }

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Eric Biggers21100.00%1100.00%
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static inline int fscrypt_has_permitted_context(struct inode *parent, struct inode *child) { return 0; }

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Eric Biggers20100.00%1100.00%
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static inline int fscrypt_inherit_context(struct inode *parent, struct inode *child, void *fs_data, bool preload) { return -EOPNOTSUPP; }

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Eric Biggers28100.00%1100.00%
Total28100.00%1100.00%

/* keyinfo.c */
static inline int fscrypt_get_encryption_info(struct inode *inode) { return -EOPNOTSUPP; }

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Eric Biggers16100.00%1100.00%
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static inline void fscrypt_put_encryption_info(struct inode *inode, struct fscrypt_info *ci) { return; }

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Eric Biggers18100.00%1100.00%
Total18100.00%1100.00%

/* fname.c */
static inline int fscrypt_setup_filename(struct inode *dir, const struct qstr *iname, int lookup, struct fscrypt_name *fname) { if (dir->i_sb->s_cop->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; }

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Eric Biggers90100.00%1100.00%
Total90100.00%1100.00%


static inline void fscrypt_free_filename(struct fscrypt_name *fname) { return; }

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Eric Biggers13100.00%1100.00%
Total13100.00%1100.00%


static inline u32 fscrypt_fname_encrypted_size(const struct inode *inode, u32 ilen) { /* never happens */ WARN_ON(1); return 0; }

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Eric Biggers25100.00%1100.00%
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static inline int fscrypt_fname_alloc_buffer(const struct inode *inode, u32 ilen, struct fscrypt_str *crypto_str) { return -EOPNOTSUPP; }

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Eric Biggers25100.00%1100.00%
Total25100.00%1100.00%


static inline void fscrypt_fname_free_buffer(struct fscrypt_str *crypto_str) { return; }

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Eric Biggers13100.00%1100.00%
Total13100.00%1100.00%


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; }

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Eric Biggers33100.00%1100.00%
Total33100.00%1100.00%


static inline int fscrypt_fname_usr_to_disk(struct inode *inode, const struct qstr *iname, struct fscrypt_str *oname) { return -EOPNOTSUPP; }

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Eric Biggers27100.00%1100.00%
Total27100.00%1100.00%


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); }

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Eric Biggers54100.00%1100.00%
Total54100.00%1100.00%

/* bio.c */
static inline void fscrypt_decrypt_bio_pages(struct fscrypt_ctx *ctx, struct bio *bio) { return; }

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Eric Biggers18100.00%1100.00%
Total18100.00%1100.00%


static inline void fscrypt_pullback_bio_page(struct page **page, bool restore) { return; }

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Eric Biggers17100.00%1100.00%
Total17100.00%1100.00%


static inline int fscrypt_zeroout_range(const struct inode *inode, pgoff_t lblk, sector_t pblk, unsigned int len) { return -EOPNOTSUPP; }

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Eric Biggers27100.00%1100.00%
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#endif /* _LINUX_FSCRYPT_NOTSUPP_H */

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Eric Biggers63699.84%266.67%
Greg Kroah-Hartman10.16%133.33%
Total637100.00%3100.00%
Directory: include/linux
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