contentenc: rename PlaintextRange and CiphertextRange

The name could be misunderstood and actually caused a bug:
doWrite used to always preallocate 4128 instead of the actual
data length.

1 files changed, 6 insertions, 0 deletions

diff --git a/internal/contentenc/content.go b/internal/contentenc/content.go
index 2298c5e..6ac766f 100644
--- a/internal/contentenc/content.go
+++ b/internal/contentenc/content.go
@@ -40,10 +40,16 @@ func New(cc *cryptocore.CryptoCore, plainBS uint64) *ContentEnc {
 	}
 }
 
+// PlainBS returns the plaintext block size
 func (be *ContentEnc) PlainBS() uint64 {
 	return be.plainBS
 }
 
+// CipherBS returns the ciphertext block size
+func (be *ContentEnc) CipherBS() uint64 {
+	return be.cipherBS
+}
+
 // DecryptBlocks - Decrypt a number of blocks
 func (be *ContentEnc) DecryptBlocks(ciphertext []byte, firstBlockNo uint64, fileId []byte) ([]byte, error) {
 	cBuf := bytes.NewBuffer(ciphertext)