1# SPDX-License-Identifier: GPL-2.0-only
2config FS_ENCRYPTION
3	bool "FS Encryption (Per-file encryption)"
4	select CRYPTO
5	select CRYPTO_HASH
6	select CRYPTO_SKCIPHER
7	select CRYPTO_LIB_SHA256
8	select KEYS
9	help
10	  Enable encryption of files and directories.  This
11	  feature is similar to ecryptfs, but it is more memory
12	  efficient since it avoids caching the encrypted and
13	  decrypted pages in the page cache.  Currently Ext4,
14	  F2FS and UBIFS make use of this feature.
15
16# Filesystems supporting encryption must select this if FS_ENCRYPTION.  This
17# allows the algorithms to be built as modules when all the filesystems are.
18config FS_ENCRYPTION_ALGS
19	tristate
20	select CRYPTO_AES
21	select CRYPTO_CBC
22	select CRYPTO_CTS
23	select CRYPTO_ECB
24	select CRYPTO_HMAC
25	select CRYPTO_SHA512
26	select CRYPTO_XTS
27
28config FS_ENCRYPTION_INLINE_CRYPT
29	bool "Enable fscrypt to use inline crypto"
30	depends on FS_ENCRYPTION && BLK_INLINE_ENCRYPTION
31	help
32	  Enable fscrypt to use inline encryption hardware if available.
33