diff options
Diffstat (limited to 'internal/fusefrontend_reverse/rpath_cache.go')
| -rw-r--r-- | internal/fusefrontend_reverse/rpath_cache.go | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/internal/fusefrontend_reverse/rpath_cache.go b/internal/fusefrontend_reverse/rpath_cache.go deleted file mode 100644 index 221f578..0000000 --- a/internal/fusefrontend_reverse/rpath_cache.go +++ /dev/null @@ -1,45 +0,0 @@ -package fusefrontend_reverse - -import ( - "sync" -) - -// rPathCacheContainer is a simple one entry path cache. Because the dirIV -// is generated deterministically from the directory path, there is no need -// to ever invalidate entries. -type rPathCacheContainer struct { - sync.Mutex - // Relative ciphertext path to the directory - cPath string - // Relative plaintext path - pPath string - // Directory IV of the directory - dirIV []byte -} - -// lookup relative ciphertext path "cPath". Returns dirIV, relative -// plaintext path. -func (c *rPathCacheContainer) lookup(cPath string) ([]byte, string) { - c.Lock() - defer c.Unlock() - if cPath == c.cPath { - // hit - return c.dirIV, c.pPath - } - // miss - return nil, "" -} - -// store - write entry for the directory at relative ciphertext path "cPath" -// into the cache. -// "dirIV" = directory IV of the directory, "pPath" = relative plaintext path -func (c *rPathCacheContainer) store(cPath string, dirIV []byte, pPath string) { - c.Lock() - defer c.Unlock() - c.cPath = cPath - c.dirIV = dirIV - c.pPath = pPath -} - -// rPathCache: see rPathCacheContainer above for a detailed description -var rPathCache rPathCacheContainer |