1 files changed, 7 insertions, 2 deletions

diff --git a/src/connection.h b/src/connection.h
index efb8630..dd4112b 100644
--- a/src/connection.h
+++ b/src/connection.h
@@ -272,11 +272,16 @@ public:
          * Reads all pending input from the connection, blocking up to nSec
          * seconds and nUSec micro-seconds for the data.  This uses select to
          * simulate blocking, but has the same effect as standard io blocking.
-         * If you don't want to block, just set both values to zero.
+         * If you don't want to block, just set both values to zero.  The back
+         * parameters are optional, set to null to not use them.  The variables
+         * you pass in through the back parameters will contain the remaining
+         * time if data arrived before the max timeout was reached.
          *@param nSec Max seconds to wait.
          *@param nUSec Max micro-seconds to wait.
+         *@param pnSecBack The number of seconds remaining.
+         *@param pnUSecBack The number of micro-seconds remaining.
          */
-        bool readInput( int nSec, int nUSec );
+        bool readInput( int nSec, int nUSec, int *pnSecBack=NULL, int *pnUSecBack=NULL );
 
         /** Writes all data that is pending to the socket.
           *@returns True if all data was written succesfully, false otherwise.