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/**
* Copyright 2005-2007 ECMWF
*
* Licensed under the GNU Lesser General Public License which
* incorporates the terms and conditions of version 3 of the GNU
* General Public License.
* See LICENSE and gpl-3.0.txt for details.
*/
#include "grib_api_internal.h"
#include <assert.h>
/*
This is used by make_class.pl
START_CLASS_DEF
CLASS = accessor
SUPER = grib_accessor_class_long
IMPLEMENTS = unpack_long
IMPLEMENTS = init;dump
MEMBERS=const char* date
MEMBERS=const char* time
MEMBERS=const char* step
MEMBERS=const char* stepUnits
MEMBERS=const char* hours
MEMBERS=const char* minutes
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 unpack_long(grib_accessor*, long* val,size_t *len);
static void dump(grib_accessor*, grib_dumper*);
static void init(grib_accessor*,const long, grib_arguments* );
static void init_class(grib_accessor_class*);
typedef struct grib_accessor_validity_time {
grib_accessor att;
/* Members defined in gen */
/* Members defined in long */
/* Members defined in validity_time */
const char* date;
const char* time;
const char* step;
const char* stepUnits;
const char* hours;
const char* minutes;
} grib_accessor_validity_time;
extern grib_accessor_class* grib_accessor_class_long;
static grib_accessor_class _grib_accessor_class_validity_time = {
&grib_accessor_class_long, /* super */
"validity_time", /* name */
sizeof(grib_accessor_validity_time), /* size */
0, /* inited */
&init_class, /* init_class */
&init, /* init */
0, /* post_init */
0, /* free mem */
&dump, /* describes himself */
0, /* get length of section */
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 */
0, /* grib_pack procedures long */
&unpack_long, /* grib_unpack procedures long */
0, /* grib_pack procedures double */
0, /* grib_unpack procedures double */
0, /* grib_pack procedures string */
0, /* grib_unpack 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, /* clear */
};
grib_accessor_class* grib_accessor_class_validity_time = &_grib_accessor_class_validity_time;
static void init_class(grib_accessor_class* c)
{
c->next_offset = (*(c->super))->next_offset;
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_long = (*(c->super))->pack_long;
c->pack_double = (*(c->super))->pack_double;
c->unpack_double = (*(c->super))->unpack_double;
c->pack_string = (*(c->super))->pack_string;
c->unpack_string = (*(c->super))->unpack_string;
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->clear = (*(c->super))->clear;
}
/* END_CLASS_IMP */
static double u2h[] = {
1 / 60.0, /* (0) minutes */
1, /* (1) hour */
24, /* (2) day */
720, /* (3) month */
-1, -1, -1, -1, -1, -1,-1,
3, /* (10) 3 hours */
6, /* (11) 6 hours */
12, /* (12) 12 hours */
1 /3600.0 /* (13) seconds */
};
static void init(grib_accessor* a,const long l, grib_arguments* c)
{
grib_accessor_validity_time* self = (grib_accessor_validity_time*)a;
int n = 0;
self->date = grib_arguments_get_name(a->parent->h,c,n++);
self->time = grib_arguments_get_name(a->parent->h,c,n++);
self->step = grib_arguments_get_name(a->parent->h,c,n++);
self->stepUnits = grib_arguments_get_name(a->parent->h,c,n++);
self->hours = grib_arguments_get_name(a->parent->h,c,n++);
self->minutes = grib_arguments_get_name(a->parent->h,c,n++);
a->flags |= GRIB_ACCESSOR_FLAG_READ_ONLY;
}
static void dump(grib_accessor* a, grib_dumper* dumper)
{
grib_dump_long(dumper,a,NULL);
}
static int unpack_long(grib_accessor* a, long* val, size_t *len)
{
grib_accessor_validity_time* self = (grib_accessor_validity_time*)a;
int ret=0;
long date = 0;
long time = 0;
long step = 0;
long stepUnits = 0;
long minutes=0;
if (self->hours) {
long hours,minutes;
if ((ret=grib_get_long_internal(a->parent->h, self->hours,&hours))!=GRIB_SUCCESS) return ret;
if ((ret=grib_get_long_internal(a->parent->h, self->minutes,&minutes))!=GRIB_SUCCESS) return ret;
*val=hours*100+minutes;
return GRIB_SUCCESS;
}
if ((ret=grib_get_long_internal(a->parent->h, self->date,&date))!=GRIB_SUCCESS) return ret;
if ((ret=grib_get_long_internal(a->parent->h, self->time,&time))!=GRIB_SUCCESS) return ret;
if ((ret=grib_get_long_internal(a->parent->h, self->step,&step))!=GRIB_SUCCESS) return ret;
if (self->stepUnits) {
if ((ret=grib_get_long_internal(a->parent->h, self->stepUnits,&stepUnits))!=GRIB_SUCCESS) return ret;
switch (stepUnits) {
case 0:
step/=60;
break;
case 13:
step/=3600;
break;
default:
step*=u2h[stepUnits];
}
}
minutes = time % 100;
time /= 100;
time += step;
date = grib_date_to_julian (date);
while(time>=24) {
date ++;
time -= 24;
}
/* printf("\n********\n date %d, time %d, step %d, vdate: %d, cdate %d, vd %d\n********\n", date, time, step, vdate, cdate, vd); */
if(*len < 1)
return GRIB_ARRAY_TOO_SMALL;
*val = time * 100+ minutes;
/* fprintf(stdout,"\n********\n %d cdate %d vd %d\n********\n", vdate, cdate, step); */
return GRIB_SUCCESS;
}
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