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/*
* Copyright 2005-2016 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_gen
IMPLEMENTS = unpack_long
IMPLEMENTS = pack_long
IMPLEMENTS = get_native_type
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 get_native_type(grib_accessor*);
static int pack_long(grib_accessor*, const long* val,size_t *len);
static int unpack_long(grib_accessor*, long* val,size_t *len);
static void init_class(grib_accessor_class*);
typedef struct grib_accessor_uint64 {
grib_accessor att;
/* Members defined in gen */
/* Members defined in uint64 */
} grib_accessor_uint64;
extern grib_accessor_class* grib_accessor_class_gen;
static grib_accessor_class _grib_accessor_class_uint64 = {
&grib_accessor_class_gen, /* super */
"uint64", /* name */
sizeof(grib_accessor_uint64), /* size */
0, /* inited */
&init_class, /* init_class */
0, /* 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 */
&get_native_type, /* 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 */
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, /* unpack a subarray */
0, /* clear */
};
grib_accessor_class* grib_accessor_class_uint64 = &_grib_accessor_class_uint64;
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->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->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->unpack_double_subarray = (*(c->super))->unpack_double_subarray;
c->clear = (*(c->super))->clear;
}
/* END_CLASS_IMP */
static int unpack_long(grib_accessor* a, long* val, size_t *len)
{
long value = 0;
long pos = a->offset;
unsigned char* data = a->parent->h->buffer->data;
unsigned long long result = 0, tmp;
int i;
if(*len < 1)
{
grib_context_log(a->parent->h->context, GRIB_LOG_ERROR, "Wrong size for %s it contains %d values ", a->name , 1 );
*len = 0;
return GRIB_ARRAY_TOO_SMALL;
}
for(i = 0 ; i < 8; i ++) {
result <<= 8;
result |= data[pos + i];
}
value = result;
tmp = value;
/* Result does not fit in long */
if(tmp != result) {
grib_context_log(a->parent->h->context, GRIB_LOG_ERROR, "Value for %s cannot be decoded as a 'long' (%llu)", a->name , result );
return GRIB_DECODING_ERROR;
}
*val = value;
*len = 1;
return GRIB_SUCCESS;
}
static int pack_long(grib_accessor* a, const long* val, size_t *len) {
return GRIB_NOT_IMPLEMENTED;
}
static int get_native_type(grib_accessor* a) {
return GRIB_TYPE_LONG;
}
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