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-rw-r--r--internal/nametransform/diriv.go6
-rw-r--r--internal/nametransform/dirivcache/dirivcache.go (renamed from internal/nametransform/diriv_cache.go)10
-rw-r--r--internal/nametransform/names.go3
3 files changed, 10 insertions, 9 deletions
diff --git a/internal/nametransform/diriv.go b/internal/nametransform/diriv.go
index 5fca1ef..6746f04 100644
--- a/internal/nametransform/diriv.go
+++ b/internal/nametransform/diriv.go
@@ -125,7 +125,7 @@ func (be *NameTransform) EncryptPathDirIV(plainPath string, rootDir string) (cip
// Check if the DirIV is cached. This catches the case of the user iterating
// over files in a directory pretty well.
parentDir := filepath.Dir(plainPath)
- iv, cParentDir := be.DirIVCache.lookup(parentDir)
+ iv, cParentDir := be.DirIVCache.Lookup(parentDir)
if iv != nil {
cBaseName := be.encryptAndHashName(baseName, iv)
return filepath.Join(cParentDir, cBaseName), nil
@@ -138,7 +138,7 @@ func (be *NameTransform) EncryptPathDirIV(plainPath string, rootDir string) (cip
// cached. Then we can skip a few items in the directory walk.
// This catches the case of walking directories recursively.
parentDir2 := filepath.Dir(parentDir)
- iv, cParentDir = be.DirIVCache.lookup(parentDir2)
+ iv, cParentDir = be.DirIVCache.Lookup(parentDir2)
if iv != nil {
parentDirBase := filepath.Base(parentDir)
cBaseName := be.encryptAndHashName(parentDirBase, iv)
@@ -159,6 +159,6 @@ func (be *NameTransform) EncryptPathDirIV(plainPath string, rootDir string) (cip
}
// Cache the final DirIV
cParentDir = filepath.Dir(cipherPath)
- be.DirIVCache.store(parentDir, iv, cParentDir)
+ be.DirIVCache.Store(parentDir, iv, cParentDir)
return cipherPath, nil
}
diff --git a/internal/nametransform/diriv_cache.go b/internal/nametransform/dirivcache/dirivcache.go
index 82c5bd3..890ebac 100644
--- a/internal/nametransform/diriv_cache.go
+++ b/internal/nametransform/dirivcache/dirivcache.go
@@ -1,4 +1,4 @@
-package nametransform
+package dirivcache
import (
"sync"
@@ -7,7 +7,7 @@ import (
// Single-entry DirIV cache. Stores the directory IV and the encrypted
// path.
-type dirIVCache struct {
+type DirIVCache struct {
// Directory the DirIV belongs to
dir string
// Time the entry expires.
@@ -28,7 +28,7 @@ type dirIVCache struct {
}
// lookup - fetch entry for "dir" from the cache
-func (c *dirIVCache) lookup(dir string) ([]byte, string) {
+func (c *DirIVCache) Lookup(dir string) ([]byte, string) {
c.RLock()
defer c.RUnlock()
if c.cleared || c.dir != dir {
@@ -42,7 +42,7 @@ func (c *dirIVCache) lookup(dir string) ([]byte, string) {
}
// store - write entry for "dir" into the cache
-func (c *dirIVCache) store(dir string, iv []byte, cDir string) {
+func (c *DirIVCache) Store(dir string, iv []byte, cDir string) {
c.Lock()
defer c.Unlock()
c.cleared = false
@@ -56,7 +56,7 @@ func (c *dirIVCache) store(dir string, iv []byte, cDir string) {
// Clear ... clear the cache.
// Exported because it is called from fusefrontend when directories are
// renamed or deleted.
-func (c *dirIVCache) Clear() {
+func (c *DirIVCache) Clear() {
c.Lock()
defer c.Unlock()
c.cleared = true
diff --git a/internal/nametransform/names.go b/internal/nametransform/names.go
index 3447583..94fa453 100644
--- a/internal/nametransform/names.go
+++ b/internal/nametransform/names.go
@@ -9,6 +9,7 @@ import (
"github.com/rfjakob/eme"
+ "github.com/rfjakob/gocryptfs/internal/nametransform/dirivcache"
"github.com/rfjakob/gocryptfs/internal/tlog"
)
@@ -16,7 +17,7 @@ import (
type NameTransform struct {
emeCipher *eme.EMECipher
longNames bool
- DirIVCache dirIVCache
+ DirIVCache dirivcache.DirIVCache
// B64 = either base64.URLEncoding or base64.RawURLEncoding, depeding
// on the Raw64 feature flag
B64 *base64.Encoding