mirror of https://github.com/ecmwf/eccodes.git
199 lines
6.9 KiB
C
199 lines
6.9 KiB
C
/*
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* Copyright 2005-2018 ECMWF.
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*
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* This software is licensed under the terms of the Apache Licence Version 2.0
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* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
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*
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* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
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* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
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*/
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#include "grib_api_internal.h"
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/*
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This is used by make_class.pl
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START_CLASS_DEF
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CLASS = accessor
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SUPER = grib_accessor_class_long
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IMPLEMENTS = unpack_long;pack_long
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IMPLEMENTS = init;dump
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MEMBERS = const char* forecast_time
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MEMBERS = const char* unit
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END_CLASS_DEF
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*/
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/* START_CLASS_IMP */
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/*
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Don't edit anything between START_CLASS_IMP and END_CLASS_IMP
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Instead edit values between START_CLASS_DEF and END_CLASS_DEF
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or edit "accessor.class" and rerun ./make_class.pl
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*/
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static int pack_long(grib_accessor*, const long* val,size_t *len);
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static int unpack_long(grib_accessor*, long* val,size_t *len);
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static void dump(grib_accessor*, grib_dumper*);
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static void init(grib_accessor*,const long, grib_arguments* );
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static void init_class(grib_accessor_class*);
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typedef struct grib_accessor_g2step {
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grib_accessor att;
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/* Members defined in gen */
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/* Members defined in long */
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/* Members defined in g2step */
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const char* forecast_time;
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const char* unit;
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} grib_accessor_g2step;
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extern grib_accessor_class* grib_accessor_class_long;
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static grib_accessor_class _grib_accessor_class_g2step = {
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&grib_accessor_class_long, /* super */
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"g2step", /* name */
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sizeof(grib_accessor_g2step), /* size */
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0, /* inited */
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&init_class, /* init_class */
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&init, /* init */
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0, /* post_init */
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0, /* free mem */
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&dump, /* describes himself */
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0, /* get length of section */
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0, /* get length of string */
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0, /* get number of values */
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0, /* get number of bytes */
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0, /* get offset to bytes */
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0, /* get native type */
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0, /* get sub_section */
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0, /* grib_pack procedures long */
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0, /* grib_pack procedures long */
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&pack_long, /* grib_pack procedures long */
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&unpack_long, /* grib_unpack procedures long */
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0, /* grib_pack procedures double */
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0, /* grib_unpack procedures double */
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0, /* grib_pack procedures string */
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0, /* grib_unpack procedures string */
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0, /* grib_pack array procedures string */
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0, /* grib_unpack array procedures string */
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0, /* grib_pack procedures bytes */
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0, /* grib_unpack procedures bytes */
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0, /* pack_expression */
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0, /* notify_change */
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0, /* update_size */
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0, /* preferred_size */
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0, /* resize */
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0, /* nearest_smaller_value */
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0, /* next accessor */
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0, /* compare vs. another accessor */
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0, /* unpack only ith value */
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0, /* unpack a subarray */
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0, /* clear */
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0, /* clone accessor */
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};
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grib_accessor_class* grib_accessor_class_g2step = &_grib_accessor_class_g2step;
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static void init_class(grib_accessor_class* c)
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{
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c->next_offset = (*(c->super))->next_offset;
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c->string_length = (*(c->super))->string_length;
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c->value_count = (*(c->super))->value_count;
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c->byte_count = (*(c->super))->byte_count;
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c->byte_offset = (*(c->super))->byte_offset;
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c->get_native_type = (*(c->super))->get_native_type;
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c->sub_section = (*(c->super))->sub_section;
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c->pack_missing = (*(c->super))->pack_missing;
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c->is_missing = (*(c->super))->is_missing;
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c->pack_double = (*(c->super))->pack_double;
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c->unpack_double = (*(c->super))->unpack_double;
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c->pack_string = (*(c->super))->pack_string;
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c->unpack_string = (*(c->super))->unpack_string;
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c->pack_string_array = (*(c->super))->pack_string_array;
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c->unpack_string_array = (*(c->super))->unpack_string_array;
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c->pack_bytes = (*(c->super))->pack_bytes;
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c->unpack_bytes = (*(c->super))->unpack_bytes;
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c->pack_expression = (*(c->super))->pack_expression;
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c->notify_change = (*(c->super))->notify_change;
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c->update_size = (*(c->super))->update_size;
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c->preferred_size = (*(c->super))->preferred_size;
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c->resize = (*(c->super))->resize;
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c->nearest_smaller_value = (*(c->super))->nearest_smaller_value;
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c->next = (*(c->super))->next;
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c->compare = (*(c->super))->compare;
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c->unpack_double_element = (*(c->super))->unpack_double_element;
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c->unpack_double_subarray = (*(c->super))->unpack_double_subarray;
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c->clear = (*(c->super))->clear;
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c->make_clone = (*(c->super))->make_clone;
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}
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/* END_CLASS_IMP */
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static void init(grib_accessor* a,const long l, grib_arguments* c)
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{
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grib_accessor_g2step* self = (grib_accessor_g2step*)a;
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int n = 0;
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self->forecast_time = grib_arguments_get_name(grib_handle_of_accessor(a),c,n++);
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self->unit = grib_arguments_get_name(grib_handle_of_accessor(a),c,n++);
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}
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static void dump(grib_accessor* a, grib_dumper* dumper)
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{
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grib_dump_double(dumper,a,NULL);
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}
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static const int units[] = {
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0, /* (0) minutes */
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1, /* (1) hour */
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24, /* (2) day */
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0, 0, 0, 0, 0, 0, 0,
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3, /* (10) 3 hours */
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6, /* (11) 6 hours */
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12, /* (12) 12 hours */
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};
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static int unpack_long(grib_accessor* a, long* val, size_t *len)
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{
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grib_accessor_g2step* self = (grib_accessor_g2step*)a;
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int err = 0;
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long forecast_time = 0,unit = 0;
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err = grib_get_long_internal(grib_handle_of_accessor(a),self->unit,&unit);
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if(err) return err;
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err = grib_get_long_internal(grib_handle_of_accessor(a),self->forecast_time,&forecast_time);
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if(err) return err;
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if(!units[unit])
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return GRIB_NOT_IMPLEMENTED;
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*val = forecast_time * units[unit];
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return GRIB_SUCCESS;
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}
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static int pack_long(grib_accessor* a, const long* val, size_t *len)
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{
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grib_accessor_g2step* self = (grib_accessor_g2step*)a;
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int err = 0;
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long forecast_time = *val;
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long unit = 1;
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Assert(forecast_time >= 0);
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err = grib_set_long_internal(grib_handle_of_accessor(a),self->unit,unit);
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if(err) return err;
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err = grib_set_long_internal(grib_handle_of_accessor(a),self->forecast_time,forecast_time);
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if(err) return err;
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return GRIB_SUCCESS;
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}
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