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ext4 crypto: add encryption xattr support 

Signed-off-by: Michael Halcrow <mhalcrow@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
wifi-calibration
Michael Halcrow 2015-04-11 07:47:00 -04:00 committed by Theodore Ts'o
parent e875a2ddba
commit 887e2c4522
1 changed files with 3 additions and 0 deletions
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3
fs/ext4/xattr.h
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@ -23,6 +23,7 @@
#define EXT4_XATTR_INDEX_SECURITY 6
#define EXT4_XATTR_INDEX_SYSTEM 7
#define EXT4_XATTR_INDEX_RICHACL 8
#define EXT4_XATTR_INDEX_ENCRYPTION 9
struct ext4_xattr_header {
__le32 h_magic; /* magic number for identification */
@ -98,6 +99,8 @@ extern const struct xattr_handler ext4_xattr_user_handler;
extern const struct xattr_handler ext4_xattr_trusted_handler;
extern const struct xattr_handler ext4_xattr_security_handler;
#define EXT4_XATTR_NAME_ENCRYPTION_CONTEXT "c"
extern ssize_t ext4_listxattr(struct dentry *, char *, size_t);
extern int ext4_xattr_get(struct inode *, int, const char *, void *, size_t);