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authorTheodore Ts'o2016-12-13 03:50:28 +0100
committerTheodore Ts'o2016-12-13 03:50:28 +0100
commita551d7c8deefb6d9fb45a1de03a617dd064e0419 (patch)
treec58f83ef3edd83d55f8f574cfe7ba023e029090b /include/uapi/linux/fs.h
parentdax: Fix sleep in atomic contex in grab_mapping_entry() (diff)
parentfscrypt: Rename FS_WRITE_PATH_FL to FS_CTX_HAS_BOUNCE_BUFFER_FL (diff)
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Merge branch 'fscrypt' into dev
Diffstat (limited to 'include/uapi/linux/fs.h')
-rw-r--r--include/uapi/linux/fs.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index acb2b6152ba0..0496d37abe28 100644
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -254,6 +254,20 @@ struct fsxattr {
/* Policy provided via an ioctl on the topmost directory */
#define FS_KEY_DESCRIPTOR_SIZE 8
+#define FS_POLICY_FLAGS_PAD_4 0x00
+#define FS_POLICY_FLAGS_PAD_8 0x01
+#define FS_POLICY_FLAGS_PAD_16 0x02
+#define FS_POLICY_FLAGS_PAD_32 0x03
+#define FS_POLICY_FLAGS_PAD_MASK 0x03
+#define FS_POLICY_FLAGS_VALID 0x03
+
+/* Encryption algorithms */
+#define FS_ENCRYPTION_MODE_INVALID 0
+#define FS_ENCRYPTION_MODE_AES_256_XTS 1
+#define FS_ENCRYPTION_MODE_AES_256_GCM 2
+#define FS_ENCRYPTION_MODE_AES_256_CBC 3
+#define FS_ENCRYPTION_MODE_AES_256_CTS 4
+
struct fscrypt_policy {
__u8 version;
__u8 contents_encryption_mode;