1 files changed, 11 insertions, 0 deletions

diff --git a/xdelta3/xdelta3-decode.h b/xdelta3/xdelta3-decode.h
index b44dae4..dc28323 100644
--- a/xdelta3/xdelta3-decode.h
+++ b/xdelta3/xdelta3-decode.h
@@ -162,6 +162,9 @@ xd3_decode_allocate (xd3_stream  *stream,
                      uint8_t    **buf_ptr,
                      usize_t      *buf_alloc)
 {
+  IF_DEBUG2 (DP(RINT "[xd3_decode_allocate] size %u alloc %u\n",
+                size, *buf_alloc));
+  
   if (*buf_ptr != NULL && *buf_alloc < size)
     {
       xd3_free (stream, *buf_ptr);
@@ -204,6 +207,9 @@ xd3_decode_section (xd3_stream *stream,
           /* No allocation/copy needed */
           section->buf = stream->next_in;
           sect_take    = section->size;
+
+          IF_DEBUG2 (DP(RINT "[xd3_decode_section] copy==0 @ 0 %u\n",
+                        sect_take, section->alloc1));
         }
       else
         {
@@ -227,6 +233,11 @@ xd3_decode_section (xd3_stream *stream,
               section->buf = section->copied1;
             }
 
+          IF_DEBUG2 (DP(RINT "[xd3_decode_section] take %u @ %u[%u] size %u\n",
+                        section->pos, sect_take, section->alloc1, section->size));
+                        
+          XD3_ASSERT (section->pos + sect_take < section->alloc1);
+
           memcpy (section->copied1 + section->pos,
                   stream->next_in,
                   sect_take);