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-rw-r--r--internal/siv_aead/siv_aead.go4
1 files changed, 3 insertions, 1 deletions
diff --git a/internal/siv_aead/siv_aead.go b/internal/siv_aead/siv_aead.go
index d5df4ac..9b85fde 100644
--- a/internal/siv_aead/siv_aead.go
+++ b/internal/siv_aead/siv_aead.go
@@ -16,13 +16,15 @@ type sivAead struct {
var _ cipher.AEAD = &sivAead{}
const (
+ // KeyLen is the required key length. The SIV algorithm supports other lengths,
+ // but we only support 64.
KeyLen = 64
)
// New returns a new cipher.AEAD implementation.
func New(key []byte) cipher.AEAD {
if len(key) != KeyLen {
- // SIV supports more 32, 48 or 64-byte keys, but in gocryptfs we
+ // SIV supports 32, 48 or 64-byte keys, but in gocryptfs we
// exclusively use 64.
log.Panicf("Key must be %d byte long (you passed %d)", KeyLen, len(key))
}