ChangeLogTag:Tue Feb 29 16:40:43 2000 Carlos O'Ryan <coryan@uci.edu>

1 files changed, 19 insertions, 0 deletions

diff --git a/ace/CDR_Stream.h b/ace/CDR_Stream.h
index a6aac43ade4..e88ea07613c 100644
--- a/ace/CDR_Stream.h
+++ b/ace/CDR_Stream.h
@@ -459,6 +459,11 @@ public:
   ACE_WChar_Codeset_Translator *wchar_translator (void) const;
   // Access the codeset translators. They can be nil!
 
+  size_t current_alignment (void) const;
+  // Return alignment of the wr_ptr(), with respect to the start of
+  // the CDR stream.  This is not the same as the alignment of
+  // current->wr_ptr()!
+
 private:
   ACE_OutputCDR (const ACE_OutputCDR& rhs);
   ACE_OutputCDR& operator= (const ACE_OutputCDR& rhs);
@@ -517,6 +522,20 @@ private:
   ACE_Message_Block *current_;
   // The current block in the chain were we are writing.
 
+  int current_is_writable_;
+  // Is the current block writable.  When we steal a buffer from the
+  // user and just chain it into the message block we are not supposed
+  // to write on it, even if it is past the start and end of the
+  // buffer.
+
+  size_t current_alignment_;
+  // The current alignment as measured from the start of the buffer.
+  // Usually this coincides with the alignment of the buffer in
+  // memory, but, when we chain another buffer this "quasi invariant"
+  // is broken.
+  // The current_alignment is used to readjust the buffer following
+  // the stolen message block.
+
   int do_byte_swap_;
   // If not zero swap bytes at writing so the created CDR stream byte
   // order does *not* match the machine byte order.  The motivation