diff options
| author | Jakob Unterwurzacher | 2017-05-28 20:44:54 +0200 |
|---|---|---|
| committer | Jakob Unterwurzacher | 2017-05-28 20:44:54 +0200 |
| commit | 791c78b203be199960274053ea2b1d44c63b07c6 (patch) | |
| tree | 82ad692eb25336802edf10f83528182772771df7 /internal/contentenc/content.go | |
| parent | e2341c93d5b113457905b338b414e41892113ec4 (diff) | |
fusefrontend: aessiv: enable deterministiv file id and block ivdet
Seems to work ok:
$ echo aaaaaaaaaaaaaaaaaaa > b/foo
$ gocryptfs-xray a/LAh7EiK-kjleJhStVZ1JGg
Header: Version: 2, Id: 8d76d368438112fb00cb807fa8210a74
Block 0: IV: b05bb152f77816678230885d09a4a596, Tag: c1c7d580fe01dd1eb543efd9d8eda8ad, Offset: 18 Len: 52
$ > b/foo
$ echo aaaaaaaaaaaaaaaaaaa > b/foo
$ gocryptfs-xray a/LAh7EiK-kjleJhStVZ1JGg
Header: Version: 2, Id: 8d76d368438112fb00cb807fa8210a74
Block 0: IV: b05bb152f77816678230885d09a4a596, Tag: c1c7d580fe01dd1eb543efd9d8eda8ad, Offset: 18 Len: 52
Deterministic diriv generation is still missing.
Part of https://github.com/rfjakob/gocryptfs/issues/108
Diffstat (limited to 'internal/contentenc/content.go')
| -rw-r--r-- | internal/contentenc/content.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/internal/contentenc/content.go b/internal/contentenc/content.go index 8220d89..2a5ddbb 100644 --- a/internal/contentenc/content.go +++ b/internal/contentenc/content.go @@ -75,6 +75,11 @@ func (be *ContentEnc) CipherBS() uint64 { return be.cipherBS } +// UsingSIV returns true if we are using AES-SIV for file content encryption. +func (be *ContentEnc) UsingSIV() bool { + return be.cryptoCore.AEADBackend == cryptocore.BackendAESSIV +} + // DecryptBlocks decrypts a number of blocks // TODO refactor to three-param for func (be *ContentEnc) DecryptBlocks(ciphertext []byte, firstBlockNo uint64, fileID []byte) ([]byte, error) { |