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Diffstat (limited to 'internal/contentenc')
-rw-r--r--internal/contentenc/content.go5
-rw-r--r--internal/contentenc/content_test.go6
2 files changed, 6 insertions, 5 deletions
diff --git a/internal/contentenc/content.go b/internal/contentenc/content.go
index 5a628c8..7561859 100644
--- a/internal/contentenc/content.go
+++ b/internal/contentenc/content.go
@@ -16,8 +16,9 @@ type NonceMode int
const (
// Default plaintext block size
DefaultBS = 4096
- // We always use 128-bit IVs for file content encryption
- IVBitLen = 128
+ // We always use 128-bit IVs for file content, but the
+ // key in the config file is encrypted with a 96-bit IV.
+ DefaultIVBits = 128
_ = iota // skip zero
RandomNonce NonceMode = iota
diff --git a/internal/contentenc/content_test.go b/internal/contentenc/content_test.go
index faa2780..70b71fe 100644
--- a/internal/contentenc/content_test.go
+++ b/internal/contentenc/content_test.go
@@ -23,7 +23,7 @@ func TestSplitRange(t *testing.T) {
testRange{6654, 8945})
key := make([]byte, cryptocore.KeyLen)
- cc := cryptocore.New(key, cryptocore.BackendOpenSSL, IVBitLen)
+ cc := cryptocore.New(key, cryptocore.BackendOpenSSL, DefaultIVBits)
f := New(cc, DefaultBS)
for _, r := range ranges {
@@ -51,7 +51,7 @@ func TestCiphertextRange(t *testing.T) {
testRange{6654, 8945})
key := make([]byte, cryptocore.KeyLen)
- cc := cryptocore.New(key, cryptocore.BackendOpenSSL, IVBitLen)
+ cc := cryptocore.New(key, cryptocore.BackendOpenSSL, DefaultIVBits)
f := New(cc, DefaultBS)
for _, r := range ranges {
@@ -74,7 +74,7 @@ func TestCiphertextRange(t *testing.T) {
func TestBlockNo(t *testing.T) {
key := make([]byte, cryptocore.KeyLen)
- cc := cryptocore.New(key, cryptocore.BackendOpenSSL, IVBitLen)
+ cc := cryptocore.New(key, cryptocore.BackendOpenSSL, DefaultIVBits)
f := New(cc, DefaultBS)
b := f.CipherOffToBlockNo(788)