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author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-08 11:40:34 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-08 11:40:34 -0700 |
commit | 677375cef8cb7763ef620e007873117b9bad72a0 (patch) | |
tree | 9bddb2ce01662aee47f9232a1c92b4416105b813 /include/uapi | |
parent | dd727dad37297f497dc69ac00182abf9651e7b6c (diff) | |
parent | 6f9d696f016f5b42f6c6e8c9f723f8d3380e5903 (diff) | |
download | linux-677375cef8cb7763ef620e007873117b9bad72a0.tar.bz2 |
Merge tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt
Pull fscrypt updates from Ted Ts'o:
"Only bug fixes and cleanups for this merge window"
* tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt:
fscrypt: correct collision claim for digested names
MAINTAINERS: fscrypt: update mailing list, patchwork, and git
ext4: clean up ext4_match() and callers
f2fs: switch to using fscrypt_match_name()
ext4: switch to using fscrypt_match_name()
fscrypt: introduce helper function for filename matching
fscrypt: avoid collisions when presenting long encrypted filenames
f2fs: check entire encrypted bigname when finding a dentry
ubifs: check for consistent encryption contexts in ubifs_lookup()
f2fs: sync f2fs_lookup() with ext4_lookup()
ext4: remove "nokey" check from ext4_lookup()
fscrypt: fix context consistency check when key(s) unavailable
fscrypt: Remove __packed from fscrypt_policy
fscrypt: Move key structure and constants to uapi
fscrypt: remove fscrypt_symlink_data_len()
fscrypt: remove unnecessary checks for NULL operations
Diffstat (limited to 'include/uapi')
-rw-r--r-- | include/uapi/linux/fs.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h index 048a85e9f017..24e61a54feaa 100644 --- a/include/uapi/linux/fs.h +++ b/include/uapi/linux/fs.h @@ -279,12 +279,25 @@ struct fscrypt_policy { __u8 filenames_encryption_mode; __u8 flags; __u8 master_key_descriptor[FS_KEY_DESCRIPTOR_SIZE]; -} __packed; +}; #define FS_IOC_SET_ENCRYPTION_POLICY _IOR('f', 19, struct fscrypt_policy) #define FS_IOC_GET_ENCRYPTION_PWSALT _IOW('f', 20, __u8[16]) #define FS_IOC_GET_ENCRYPTION_POLICY _IOW('f', 21, struct fscrypt_policy) +/* Parameters for passing an encryption key into the kernel keyring */ +#define FS_KEY_DESC_PREFIX "fscrypt:" +#define FS_KEY_DESC_PREFIX_SIZE 8 + +/* Structure that userspace passes to the kernel keyring */ +#define FS_MAX_KEY_SIZE 64 + +struct fscrypt_key { + __u32 mode; + __u8 raw[FS_MAX_KEY_SIZE]; + __u32 size; +}; + /* * Inode flags (FS_IOC_GETFLAGS / FS_IOC_SETFLAGS) * |