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Diffstat (limited to 'internal/configfile/feature_flags.go')
-rw-r--r--internal/configfile/feature_flags.go17
1 files changed, 3 insertions, 14 deletions
diff --git a/internal/configfile/feature_flags.go b/internal/configfile/feature_flags.go
index be5616f..e28abd6 100644
--- a/internal/configfile/feature_flags.go
+++ b/internal/configfile/feature_flags.go
@@ -11,7 +11,8 @@ const (
// This flag is mandatory since gocryptfs v1.0.
FlagEMENames
// FlagGCMIV128 indicates 128-bit GCM IVs.
- // This flag is mandatory since gocryptfs v1.0.
+ // This flag is mandatory since gocryptfs v1.0,
+ // except when XChaCha20Poly1305 is used.
FlagGCMIV128
// FlagLongNames allows file names longer than 176 bytes.
FlagLongNames
@@ -46,20 +47,8 @@ var knownFlags = map[flagIota]string{
FlagXChaCha20Poly1305: "XChaCha20Poly1305",
}
-// Filesystems that do not have these feature flags set are deprecated.
-var requiredFlagsNormal = []flagIota{
- FlagEMENames,
- FlagGCMIV128,
-}
-
-// Filesystems without filename encryption obviously don't have or need the
-// filename related feature flags.
-var requiredFlagsPlaintextNames = []flagIota{
- FlagGCMIV128,
-}
-
// isFeatureFlagKnown verifies that we understand a feature flag.
-func (cf *ConfFile) isFeatureFlagKnown(flag string) bool {
+func isFeatureFlagKnown(flag string) bool {
for _, knownFlag := range knownFlags {
if knownFlag == flag {
return true