eccodes/src/grib_iterator_class.c

60 lines
2.0 KiB
C

/*
* Copyright 2005-2019 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.
*/
/***************************************************************************
* Jean Baptiste Filippi - 01.11.2005 *
* Enrico Fucile
* *
***************************************************************************/
#include "grib_api_internal.h"
#define NUMBER(x) (sizeof(x)/sizeof(x[0]))
/* This file is generated by ./make_class.pl */
#include "grib_iterator_class.h"
struct table_entry
{
char *type;
grib_iterator_class **cclass;
};
static const struct table_entry table[] =
{
/* This file is generated by ./make_class.pl */
#include "grib_iterator_factory.h"
};
grib_iterator* grib_iterator_factory( grib_handle* h, grib_arguments* args, unsigned long flags,int *ret)
{
int i;
char* type = (char*)grib_arguments_get_name(h,args,0);
for(i = 0; i < NUMBER(table) ; i++)
if(strcmp(type,table[i].type) == 0)
{
grib_iterator_class* c = *(table[i].cclass);
grib_iterator* it = (grib_iterator*) grib_context_malloc_clear(h->context,c->size);
it->cclass = c;
it->flags = flags;
*ret = GRIB_SUCCESS;
*ret = grib_iterator_init(it,h,args);
if(*ret == GRIB_SUCCESS) return it;
grib_context_log(h->context,GRIB_LOG_DEBUG,"grib_iterator_factory: error %d instantiating iterator %s", *ret, table[i].type);
grib_iterator_delete(it);
return NULL;
}
grib_context_log(h->context,GRIB_LOG_ERROR,"grib_iterator_factory : Unknown type : %s for iterator", type);
return NULL;
}