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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"
/*
This is used by make_class.pl
START_CLASS_DEF
CLASS = accessor
SUPER = grib_accessor_class_ascii
IMPLEMENTS = pack_string;unpack_string;value_count
IMPLEMENTS = init
MEMBERS = int gts_offset
MEMBERS = int gts_length
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_string(grib_accessor*, const char*, size_t *len);
static int unpack_string (grib_accessor*, char*, size_t *len);
static long value_count(grib_accessor*);
static void init(grib_accessor*,const long, grib_arguments* );
static void init_class(grib_accessor_class*);
typedef struct grib_accessor_gts_header {
grib_accessor att;
/* Members defined in gen */
/* Members defined in ascii */
/* Members defined in gts_header */
int gts_offset;
int gts_length;
} grib_accessor_gts_header;
extern grib_accessor_class* grib_accessor_class_ascii;
static grib_accessor_class _grib_accessor_class_gts_header = {
&grib_accessor_class_ascii, /* super */
"gts_header", /* name */
sizeof(grib_accessor_gts_header), /* size */
0, /* inited */
&init_class, /* init_class */
&init, /* init */
0, /* post_init */
0, /* free mem */
0, /* describes himself */
0, /* get length of section */
&value_count, /* 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 */
0, /* grib_unpack procedures long */
0, /* grib_pack procedures double */
0, /* grib_unpack procedures double */
&pack_string, /* grib_pack procedures string */
&unpack_string, /* 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_gts_header = &_grib_accessor_class_gts_header;
static void init_class(grib_accessor_class* c)
{
c->dump = (*(c->super))->dump;
c->next_offset = (*(c->super))->next_offset;
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->unpack_long = (*(c->super))->unpack_long;
c->pack_double = (*(c->super))->pack_double;
c->unpack_double = (*(c->super))->unpack_double;
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 void init(grib_accessor* a,const long l, grib_arguments* c)
{
grib_accessor_gts_header* self = (grib_accessor_gts_header*)a;
self->gts_offset = -1;
self->gts_length = -1;
self->gts_offset = grib_arguments_get_long(a->parent->h,c,0);
self->gts_length = grib_arguments_get_long(a->parent->h,c,1);
}
static int pack_string(grib_accessor* a, const char* val, size_t *len){
return GRIB_NOT_IMPLEMENTED;
}
static int unpack_string(grib_accessor* a, char* val, size_t *len)
{
grib_accessor_gts_header* self=(grib_accessor_gts_header*)a;
grib_handle* h=a->parent->h;
int offset=0;
int length=0;
if (h->gts_header==NULL || h->gts_header_len<8) {
if (*len < 8) return GRIB_ARRAY_TOO_SMALL;
sprintf(val,"missing");
return GRIB_SUCCESS;
}
if (*len < h->gts_header_len ) return GRIB_ARRAY_TOO_SMALL;
offset = self->gts_offset > 0 ? self->gts_offset : 0;
length = self->gts_length > 0 ? self->gts_length : h->gts_header_len;
memcpy(val,h->gts_header+offset , length);
*len = length;
return GRIB_SUCCESS;
}
static long value_count(grib_accessor* a)
{
char result[1024] ;
size_t s = sizeof(result);
unpack_string(a,result,&s);
return s;
}
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