[MOAB-dev] r4820 - in MOAB/trunk/src/io/mhdf: include src

[kraftche at cae.wisc.edu]

Author: kraftche
Date: 2011-05-12 10:14:33 -0500 (Thu, 12 May 2011)
New Revision: 4820

Modified:
   MOAB/trunk/src/io/mhdf/include/mhdf.h
   MOAB/trunk/src/io/mhdf/src/file.c
Log:
add utility method to mhdf

Modified: MOAB/trunk/src/io/mhdf/include/mhdf.h
===================================================================
--- MOAB/trunk/src/io/mhdf/include/mhdf.h	2011-05-12 15:14:15 UTC (rev 4819)
+++ MOAB/trunk/src/io/mhdf/include/mhdf.h	2011-05-12 15:14:33 UTC (rev 4820)
@@ -627,6 +627,16 @@
                 hid_t handle,
                 mhdf_Status* status );
 
+/**\brief Get start ID that will be assigned to next created dataset
+ *
+ * Get the first_id parameter that will be returned from the next
+ * call to any of mhdf_createNodeCoords, mhdf_createConnectivity, 
+ * mhdf_createPolyConnectivity, or mhdf_createSetMeta
+ */
+void
+mhdf_getNextStartId( mhdf_FileHandle file,
+                     mhdf_index_t* start_id_out,
+                     mhdf_Status* status );
 
 /** \brief Write the file history as a list of strings.
  *

Modified: MOAB/trunk/src/io/mhdf/src/file.c
===================================================================
--- MOAB/trunk/src/io/mhdf/src/file.c	2011-05-12 15:14:15 UTC (rev 4819)
+++ MOAB/trunk/src/io/mhdf/src/file.c	2011-05-12 15:14:33 UTC (rev 4820)
@@ -962,3 +962,18 @@
   API_END;
   return array;
 }
+
+void
+mhdf_getNextStartId( mhdf_FileHandle file,
+                     mhdf_index_t* start_id_out,
+                     mhdf_Status* status )
+{
+  FileHandle* file_ptr = (FileHandle*)file;
+  API_BEGIN;
+  
+  mhdf_setOkay( status );
+  if (mhdf_check_valid_file( file_ptr, status )) 
+    *start_id_out = file_ptr->max_id+1;
+    
+  API_END;
+}