Refactor ciphertext <-> plaintext offset translation functions

Move all the intelligence into the new file address_translation.go.
That the calculations were spread out too much became apparent when adding
the file header. This should make the code much easier to modify in the
future.

1 files changed, 5 insertions, 5 deletions

diff --git a/cryptfs/file_header.go b/cryptfs/file_header.go
index 3fd7266..e16cbab 100644
--- a/cryptfs/file_header.go
+++ b/cryptfs/file_header.go
@@ -10,15 +10,15 @@ import (
 )
 
 const (
-	HEADER_CURRENT_VERSION  = 1 // Current on-disk-format version
-	HEADER_VERSION_LEN = 2 // uint16
-	HEADER_ID_LEN = 16 // 128 bit random file id
-	HEADER_LEN = HEADER_VERSION_LEN + HEADER_ID_LEN // Total header length
+	HEADER_CURRENT_VERSION = 1                                  // Current on-disk-format version
+	HEADER_VERSION_LEN     = 2                                  // uint16
+	HEADER_ID_LEN          = 16                                 // 128 bit random file id
+	HEADER_LEN             = HEADER_VERSION_LEN + HEADER_ID_LEN // Total header length
 )
 
 type FileHeader struct {
 	Version uint16
-	Id []byte
+	Id      []byte
 }
 
 // Pack - serialize fileHeader object