buffer: more constness

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/include/buffer.h b/src/include/buffer.h
index 6e354b04a5637eeb2ec423e84a92f6b5dec89315..8bbede17666bb6583ff7c6f0b2604ef3db63e1e5 100644 (file)
--- a/src/include/buffer.h
+++ b/src/include/buffer.h
@@ -829,7 +829,7 @@ inline namespace v14_2_0 {
        pos += len;
        return r;
       }
-      char *get_pos() {
+      char *get_pos() const {
        return pos;
       }
 
@@ -860,7 +860,7 @@ inline namespace v14_2_0 {
        }
       }
 
-      size_t get_logical_offset() {
+      size_t get_logical_offset() const {
        return out_of_band_offset + (pos - space.bp_data);
       }
     };