diff options
Diffstat (limited to 'cryptfs/names_diriv.go')
| -rw-r--r-- | cryptfs/names_diriv.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/cryptfs/names_diriv.go b/cryptfs/names_diriv.go index c9debab..1415bcb 100644 --- a/cryptfs/names_diriv.go +++ b/cryptfs/names_diriv.go @@ -21,6 +21,15 @@ func (be *CryptFS) readDirIV(dir string) (iv []byte, err error) { return iv, nil } +// WriteDirIV - create diriv file inside "dir" (absolute path) +// This function is exported because it is used from pathfs_frontend +func (be *CryptFS) WriteDirIV(dir string) error { + iv := RandBytes(DIRIV_LEN) + file := filepath.Join(dir, DIRIV_FILENAME) + // 0444 permissions: the file is not secret but should not be written to + return ioutil.WriteFile(file, iv, 0444) +} + // EncryptPathDirIV - encrypt path using CBC with DirIV func (be *CryptFS) EncryptPathDirIV(plainPath string, rootDir string) (string, error) { if be.plaintextNames { |