text: /*
   * (C) Copyright 2005- ECMWF.
   *
   * This software is licensed under the terms of the Apache Licence Version 2.0
   * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
   *
   * In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
   * virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
   */
  
  #include "grib_api_internal.h"
  
  /*
     This is used by make_class.pl
  
     START_CLASS_DEF
     CLASS      = accessor
     SUPER      = grib_accessor_class_ascii
     IMPLEMENTS = unpack_long;pack_string;
     IMPLEMENTS = pack_long
     IMPLEMENTS = init
     END_CLASS_DEF
  
   */
  
  /* START_CLASS_IMP */
  
  /*
  
  Don't edit anything between START_CLASS_IMP and END_CLASS_IMP
  Instead edit values between START_CLASS_DEF and END_CLASS_DEF
  or edit "accessor.class" and rerun ./make_class.pl
  
  */
  
  static int pack_long(grib_accessor*, const long* val, size_t* len);
  static int pack_string(grib_accessor*, const char*, size_t* len);
  static int unpack_long(grib_accessor*, long* val, size_t* len);
  static void init(grib_accessor*, const long, grib_arguments*);
  static void init_class(grib_accessor_class*);
  
  typedef struct grib_accessor_ksec1expver
  {
      grib_accessor att;
      /* Members defined in gen */
      /* Members defined in ascii */
      /* Members defined in ksec1expver */
  } grib_accessor_ksec1expver;
  
  extern grib_accessor_class* grib_accessor_class_ascii;
  
  static grib_accessor_class _grib_accessor_class_ksec1expver = {
      &grib_accessor_class_ascii,        /* super                     */
      "ksec1expver",                     /* name                      */
      sizeof(grib_accessor_ksec1expver), /* size                      */
      0,                                 /* inited */
      &init_class,                       /* init_class */
      &init,                             /* init                      */
      0,                                 /* post_init                      */
      0,                                 /* free mem                       */
      0,                                 /* describes himself         */
      0,                                 /* get length of section     */
      0,                                 /* get length of string      */
      0,                                 /* get number of values      */
      0,                                 /* get number of bytes      */
      0,                                 /* get offset to bytes           */
      0,                                 /* get native type               */
      0,                                 /* get sub_section                */
      0,                                 /* grib_pack procedures long      */
      0,                                 /* grib_pack procedures long      */
      &pack_long,                        /* grib_pack procedures long      */
      &unpack_long,                      /* grib_unpack procedures long    */
      0,                                 /* grib_pack procedures double    */
      0,                                 /* grib_unpack procedures double  */
      &pack_string,                      /* grib_pack procedures string    */
      0,                                 /* grib_unpack procedures string  */
      0,                                 /* grib_pack array procedures string    */
      0,                                 /* grib_unpack array procedures string  */
      0,                                 /* grib_pack procedures bytes     */
      0,                                 /* grib_unpack procedures bytes   */
      0,                                 /* pack_expression */
      0,                                 /* notify_change   */
      0,                                 /* update_size   */
      0,                                 /* preferred_size   */
      0,                                 /* resize   */
      0,                                 /* nearest_smaller_value */
      0,                                 /* next accessor    */
      0,                                 /* compare vs. another accessor   */
      0,                                 /* unpack only ith value          */
      0,                                 /* unpack a subarray         */
      0,                                 /* clear          */
      0,                                 /* clone accessor          */
  };
  
  
  grib_accessor_class* grib_accessor_class_ksec1expver = &_grib_accessor_class_ksec1expver;
  
  
  static void init_class(grib_accessor_class* c)
  {
      c->dump                   = (*(c->super))->dump;
      c->next_offset            = (*(c->super))->next_offset;
      c->string_length          = (*(c->super))->string_length;
      c->value_count            = (*(c->super))->value_count;
      c->byte_count             = (*(c->super))->byte_count;
      c->byte_offset            = (*(c->super))->byte_offset;
      c->get_native_type        = (*(c->super))->get_native_type;
      c->sub_section            = (*(c->super))->sub_section;
      c->pack_missing           = (*(c->super))->pack_missing;
      c->is_missing             = (*(c->super))->is_missing;
      c->pack_double            = (*(c->super))->pack_double;
      c->unpack_double          = (*(c->super))->unpack_double;
      c->unpack_string          = (*(c->super))->unpack_string;
      c->pack_string_array      = (*(c->super))->pack_string_array;
      c->unpack_string_array    = (*(c->super))->unpack_string_array;
      c->pack_bytes             = (*(c->super))->pack_bytes;
      c->unpack_bytes           = (*(c->super))->unpack_bytes;
      c->pack_expression        = (*(c->super))->pack_expression;
      c->notify_change          = (*(c->super))->notify_change;
      c->update_size            = (*(c->super))->update_size;
      c->preferred_size         = (*(c->super))->preferred_size;
      c->resize                 = (*(c->super))->resize;
      c->nearest_smaller_value  = (*(c->super))->nearest_smaller_value;
      c->next                   = (*(c->super))->next;
      c->compare                = (*(c->super))->compare;
      c->unpack_double_element  = (*(c->super))->unpack_double_element;
      c->unpack_double_subarray = (*(c->super))->unpack_double_subarray;
      c->clear                  = (*(c->super))->clear;
      c->make_clone             = (*(c->super))->make_clone;
  }
  
  /* END_CLASS_IMP */
  
  static void init(grib_accessor* a, const long len, grib_arguments* arg)
  {
      a->length = len;
      Assert(a->length >= 0);
  }
  
  static int unpack_long(grib_accessor* a, long* val, size_t* len)
  {
      long value = 0;
      long pos   = a->offset * 8;
      char* intc = NULL;
      char expver[5];
      char refexpver[5];
      size_t llen = a->length + 1;
      Assert(a->length == 4);
  
      if (*len < 1) {
          grib_context_log(a->context, GRIB_LOG_ERROR, "Wrong size for %s it contains %d values ", a->name, 1);
          *len = 0;
          return GRIB_ARRAY_TOO_SMALL;
      }
      value = grib_decode_unsigned_long(grib_handle_of_accessor(a)->buffer->data, &pos, a->length * 8);
  
      grib_unpack_string(a, refexpver, &llen);
  
      /* test for endian */
      intc = (char*)&value;
  
      expver[0] = intc[0];
      expver[1] = intc[1];
      expver[2] = intc[2];
      expver[3] = intc[3];
      expver[4] = 0;
  
      /* if there is a difference, have to reverse*/
      if (strcmp(refexpver, expver)) {
          intc[0] = expver[3];
          intc[1] = expver[2];
          intc[2] = expver[1];
          intc[3] = expver[0];
      }
  
      *val = value;
      *len = 1;
      return GRIB_SUCCESS;
  }
  
  static int pack_string(grib_accessor* a, const char* val, size_t* len)
  {
      int i = 0;
      if (len[0] != 4) {
          grib_context_log(a->context, GRIB_LOG_ERROR, "Wrong length for %s. It has to be 4", a->name);
          return GRIB_INVALID_KEY_VALUE;
      }
      if (len[0] > (a->length) + 1) {
          grib_context_log(a->context, GRIB_LOG_ERROR, "pack_string: Wrong size (%d) for %s it contains %d values ", len[0], a->name, a->length + 1);
          len[0] = 0;
          return GRIB_BUFFER_TOO_SMALL;
      }
  
      for (i = 0; i < a->length; i++)
          grib_handle_of_accessor(a)->buffer->data[a->offset + i] = val[i];
  
      return GRIB_SUCCESS;
  }
  
  static int pack_long(grib_accessor* a, const long* val, size_t* len)
  {
      char sval[5] = {0,};
      size_t slen = 4;
      sprintf(sval, "%04d", (int)(*val));
      return pack_string(a, sval, &slen);
  }
  