asn1_createEntryField.c

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/*******************************************************************************
 * Copyright © 2014 The DTVKit Open Software Foundation Ltd (www.dtvkit.org)
 * Copyright © 2004 Ocean Blue Software Ltd
 * Copyright © 2000 Koninklijke Philips Electronics N.V
 *
 * This file is part of a DTVKit Software Component
 * You are permitted to copy, modify or distribute this file subject to the terms
 * of the DTVKit 1.0 Licence which can be found in licence.txt or at www.dtvkit.org
 * 
 * THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND,
 * EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * If you or your organisation is not a member of DTVKit then you have access
 * to this source code outside of the terms of the licence agreement
 * and you are expected to delete this and any associated files immediately.
 * Further information on DTVKit, membership and terms can be found at www.dtvkit.org
 *******************************************************************************/
/*---includes for this file--------------------------------------------------*/
#include <stdio.h>
#include "vpa1_sys.h"
#include "vpa1_tgs.h"
#include "fpa1_syn.h"
#include "asn1_sys.h"

#include "mh5base.h"
#include "mh5entryfield.h"
#include "asn1_createExtras.h"
#include "asn1_createInteractible.h"
#include "asn1_createText.h"
#include "asn1_createEntryField.h"

/*---constant definitions for this file--------------------------------------*/


/*---local typedef structs for this file-------------------------------------*/

/*---local (static) variable declarations for this file----------------------*/

/*---local function definitions----------------------------------------------*/

/*---global function definitions---------------------------------------------*/

MHEG5Ingredient* asn1_createEntryField( fpa1_syntaxList *listPtr )
{
   MHEG5Entryfield *entryField;
   asnErr errVal = 0;
   fpa1_syntaxList *currItem;
   MHEG5Int inputTypeInt;

   DPL5((">> asn1_createEntryField(%X)\n", listPtr));
   assert(listPtr);

   entryField = (MHEG5Entryfield *)MHEG5getMem( sizeof(MHEG5Entryfield));
   if (entryField != NULL)
   {
      memset(entryField, 0, sizeof(MHEG5Entryfield));
      entryField->text.visible.ingredient.root.clazz = MHEG5ENTRYFIELD;

      /* defaults */
      entryField->inputType = mh5any;
      /*
         entryField->obscuredInput = MHEG5FALSE;
         entryField->maxlength = 0;
       */

      /* searches current set of tags for local tags */
      currItem = listPtr->children;
      while (currItem != NULL)
      {
         /* most objects will have more than one local tag */
         switch (currItem->tag)
         {
            case INPUTTYPE:
               /* this is a bit nasty because the enum inputType is defined inside
                  the MHEG5Entryfield struct. */
               inputTypeInt = currItem->data.intData;
               switch (inputTypeInt)
               {
            #ifdef INCLUDE_IC
                  case 1:
                     entryField->inputType = mh5alpha;
                     break;
            #endif /* INCLUDE_IC */
                  case 2:
                     entryField->inputType = mh5numeric;
                     break;
            #ifdef INCLUDE_IC
                  case 3:
                     entryField->inputType = mh5any;
                     break;
                  case 4:
                     entryField->inputType = mh5listed;
                     break;
            #endif /* INCLUDE_IC  */
                  default:
                     DPL2(("WARNING:[ASN.1] Unknown entryfield inputType, default to mh5any\n"));
               }
               break;
         #ifdef INCLUDE_IC
            case CHARLIST:
               errVal |= asn1_decodeOctetString(currItem, &entryField->charList);
               break;
         #endif /* INCLUDE_IC */
            case OBSCURED:
               entryField->obscuredInput = (currItem->data.boolData == 0) ? MHEG5FALSE : MHEG5TRUE;
               break;
            case MAXLEN:
               entryField->maxlength = currItem->data.intData;
               break;
            default:
               break;
         }
         currItem = currItem->next;
      }
      /* decode inherited tags */
      errVal |= asn1_decodeText(listPtr, &(entryField->text));
      errVal |= asn1_decodeInteractible(listPtr, &(entryField->interactible));
      if (errVal != ASN_NO_ERROR)
      {
         #if (DPLEVEL >= 2)
         DPL2(("WARNING:[ASN.1] asn1_createEntryField() errVal = %d\n", errVal));
         #endif /* DPLEVEL >= 2 */
         MHEG5freeMem( entryField );
         entryField = NULL;
      }
   }

   DPL5(("<< asn1_createEntryField() %X\n", entryField));
   return (MHEG5Ingredient *)entryField;
}