package fusefrontend_reverse import ( "path/filepath" "strings" "golang.org/x/sys/unix" "github.com/rfjakob/gocryptfs/internal/ctlsocksrv" "github.com/rfjakob/gocryptfs/internal/pathiv" ) var _ ctlsocksrv.Interface = &ReverseFS{} // Verify that interface is implemented. // EncryptPath implements ctlsock.Backend. // This is used for the control socket and for the "-exclude" logic. func (rfs *ReverseFS) EncryptPath(plainPath string) (string, error) { if rfs.args.PlaintextNames || plainPath == "" { return plainPath, nil } cipherPath := "" parts := strings.Split(plainPath, "/") for _, part := range parts { dirIV := pathiv.Derive(cipherPath, pathiv.PurposeDirIV) encryptedPart := rfs.nameTransform.EncryptName(part, dirIV) if rfs.args.LongNames && len(encryptedPart) > unix.NAME_MAX { encryptedPart = rfs.nameTransform.HashLongName(encryptedPart) } cipherPath = filepath.Join(cipherPath, encryptedPart) } return cipherPath, nil } // DecryptPath implements ctlsock.Backend func (rfs *ReverseFS) DecryptPath(cipherPath string) (string, error) { p, err := rfs.decryptPath(cipherPath) return p, err }