Erster Parser Test

meddfnprs.rpgle

@@ -20,6 +20,94 @@ ctl-opt
 
 
 
+dcl-pr MD_ParseRetrieveBuffer;
+
+   ReceiverBuffer
+      char(32767) const
+      options(*varsize);
+
+   MediaDefinition
+      likeds(MD_MediaDefinition_T);
+
+end-pr;
+
+
+
+//=====================================================================
+//
+// MD_ParseRetrieveBuffer
+//
+// Parses a retrieved MEDDFN buffer.
+//
+// Currently supported:
+//    TAPE0200 header
+//
+//=====================================================================
+
+dcl-proc MD_ParseRetrieveBuffer;
+
+   dcl-pi *n;
+
+      ReceiverBuffer
+         char(32767) const
+         options(*varsize);
+
+      MediaDefinition
+         likeds(MD_MediaDefinition_T);
+
+   end-pi;
+
+
+   dcl-ds HeaderBuffer
+      char(%size(MD_Tape0200Header_T));
+
+   dcl-ds Header
+      likeds(MD_Tape0200Header_T)
+      overlay(HeaderBuffer);
+
+
+   //---------------------------------------------------------------
+   // Initialize result
+   //---------------------------------------------------------------
+
+   clear MediaDefinition;
+
+
+   //---------------------------------------------------------------
+   // Copy TAPE0200 header
+   //---------------------------------------------------------------
+
+   HeaderBuffer =
+      %subst(
+         ReceiverBuffer :
+         1 :
+         %size(MD_Tape0200Header_T));
+
+
+   //---------------------------------------------------------------
+   // Header -> Media Definition
+   //---------------------------------------------------------------
+
+   MediaDefinition.MaximumParallelResources =
+      Header.MaximumParallelDeviceResources;
+
+   MediaDefinition.MinimumParallelResources =
+      Header.MinimumParallelDeviceResources;
+
+   MediaDefinition.NumberOfDevices =
+      Header.NumberOfDeviceDefinitions;
+
+   MediaDefinition.DeviceAllocation =
+      Header.DeviceAllocation;
+
+   MediaDefinition.SaveFormat =
+      Header.SaveFormat;
+
+end-proc;
+
+
+
+
 //=====================================================================
 //
 // MD_RetrieveMediaDefinition