mirror of https://github.com/ecmwf/eccodes.git
152 lines
4.7 KiB
C++
152 lines
4.7 KiB
C++
/*
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* (C) Copyright 2005- 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_bytes
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IMPLEMENTS = init;update_size;resize; value_count
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IMPLEMENTS = compare;string_length;byte_count
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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 size_t string_length(grib_accessor*);
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static long byte_count(grib_accessor*);
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static int value_count(grib_accessor*, long*);
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static void init(grib_accessor*, const long, grib_arguments*);
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static void update_size(grib_accessor*, size_t);
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static void resize(grib_accessor*,size_t);
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static int compare(grib_accessor*, grib_accessor*);
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typedef struct grib_accessor_padding
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{
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grib_accessor att;
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/* Members defined in gen */
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/* Members defined in bytes */
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/* Members defined in padding */
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} grib_accessor_padding;
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extern grib_accessor_class* grib_accessor_class_bytes;
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static grib_accessor_class _grib_accessor_class_padding = {
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&grib_accessor_class_bytes, /* super */
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"padding", /* name */
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sizeof(grib_accessor_padding), /* size */
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0, /* inited */
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0, /* init_class */
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&init, /* init */
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0, /* post_init */
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0, /* destroy */
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0, /* dump */
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0, /* next_offset */
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&string_length, /* get length of string */
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&value_count, /* get number of values */
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&byte_count, /* 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, /* pack_missing */
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0, /* is_missing */
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0, /* pack_long */
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0, /* unpack_long */
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0, /* pack_double */
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0, /* pack_float */
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0, /* unpack_double */
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0, /* unpack_float */
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0, /* pack_string */
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0, /* unpack_string */
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0, /* pack_string_array */
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0, /* unpack_string_array */
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0, /* pack_bytes */
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0, /* unpack_bytes */
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0, /* pack_expression */
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0, /* notify_change */
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&update_size, /* update_size */
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0, /* preferred_size */
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&resize, /* resize */
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0, /* nearest_smaller_value */
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0, /* next accessor */
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&compare, /* compare vs. another accessor */
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0, /* unpack only ith value (double) */
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0, /* unpack only ith value (float) */
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0, /* unpack a given set of elements (double) */
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0, /* unpack a given set of elements (float) */
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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_padding = &_grib_accessor_class_padding;
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/* END_CLASS_IMP */
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static void init(grib_accessor* a, const long len, grib_arguments* arg)
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{
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a->flags |= GRIB_ACCESSOR_FLAG_EDITION_SPECIFIC;
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a->flags |= GRIB_ACCESSOR_FLAG_READ_ONLY;
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}
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static int compare(grib_accessor* a, grib_accessor* b)
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{
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if (a->length != b->length)
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return GRIB_COUNT_MISMATCH;
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return GRIB_SUCCESS;
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}
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static void update_size(grib_accessor* a, size_t new_size)
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{
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a->length = new_size;
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}
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static void resize(grib_accessor* a, size_t new_size)
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{
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void* zero = grib_context_malloc_clear(a->context, new_size);
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grib_buffer_replace(a, (const unsigned char*)zero, new_size,
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/*update_lengths=*/1, /*update_paddings=*/0);
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grib_context_free(a->context, zero);
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grib_context_log(a->context, GRIB_LOG_DEBUG,
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"grib_accessor_class_padding::resize new_size=%zu a->length=%ld %s %s",
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new_size, a->length, a->cclass->name, a->name);
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Assert(new_size == a->length);
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}
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static int value_count(grib_accessor* a, long* c)
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{
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*c = a->length;
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return 0;
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}
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static long byte_count(grib_accessor* a)
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{
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return a->length;
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}
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static size_t string_length(grib_accessor* a)
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{
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return (size_t)a->length;
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}
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