mirror of https://github.com/ecmwf/eccodes.git
90 lines
3.3 KiB
C++
90 lines
3.3 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 <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "grib_api_internal.h"
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#define MAX_VAL_LEN 1024
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int main(int argc, char* argv[])
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{
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grib_handle* h = NULL;
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int err = 0;
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ECCODES_ASSERT(argc == 2);
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FILE* f = fopen(argv[1], "rb");
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ECCODES_ASSERT(f);
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while ((h = grib_handle_new_from_file(0, f, &err)) != NULL) {
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grib_keys_iterator* kiter = NULL;
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/* Use namespace of NULL to get ALL keys */
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/* Set flags to 0 to not filter any keys */
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kiter = grib_keys_iterator_new(h, /*flags=*/0, /*namespace=*/NULL);
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ECCODES_ASSERT(kiter);
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while (grib_keys_iterator_next(kiter)) {
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const char* name = grib_keys_iterator_get_name(kiter);
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ECCODES_ASSERT(name);
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int type = 0;
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GRIB_CHECK(grib_get_native_type(h, name, &type), 0);
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ECCODES_ASSERT( type > 0 && type < 7 );
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int ktype = grib_keys_iterator_get_native_type(kiter);
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if (type != ktype) {
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fprintf(stderr, "ERROR: key=%s type=%s ktype=%s\n", name, grib_get_type_name(type), grib_get_type_name(ktype));
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return 1;
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}
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const char* type_name = grib_get_type_name(type);
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if (STR_EQUAL(type_name, "unknown")) {
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fprintf(stderr, "ERROR: key=%s type is unknown!\n", name);
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return 1;
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}
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printf("%s = %s (%d)\n", name, type_name, type);
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if (STR_EQUAL(type_name, "label")) {
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char value[MAX_VAL_LEN] = {0,};
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size_t vlen = MAX_VAL_LEN;
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GRIB_CHECK(grib_get_string(h, name, value, &vlen), name);
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ECCODES_ASSERT( strlen(value) > 0 );
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int e = grib_keys_iterator_get_string(kiter, value, &vlen);
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ECCODES_ASSERT(!e);
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ECCODES_ASSERT( STR_EQUAL(name, value) );
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}
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if (STR_EQUAL(name, "editionNumber")) {
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long lVal = 0;
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size_t llen = 1;
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int e = grib_keys_iterator_get_long(kiter, &lVal, &llen);
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ECCODES_ASSERT(!e);
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ECCODES_ASSERT(lVal == 1 || lVal == 2);
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ECCODES_ASSERT(codes_key_is_computed(h, name, &e) == 0 && !e);
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}
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if (STR_EQUAL(name, "gridType")) {
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int e = 0;
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ECCODES_ASSERT(codes_key_is_computed(h, name, &e) == 1 && !e);
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}
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if (STR_EQUAL(name, "longitudeOfLastGridPointInDegrees")) {
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int e = 0;
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ECCODES_ASSERT(codes_key_is_computed(h, name, &e) == 1 && !e);
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}
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if (STR_EQUAL(name, "longitudeOfLastGridPoint")) {
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int e = 0;
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ECCODES_ASSERT(codes_key_is_computed(h, name, &e) == 0 && !e);
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}
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}
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grib_keys_iterator_delete(kiter);
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grib_handle_delete(h);
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}
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fclose(f);
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return 0;
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}
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