mirror of https://github.com/ecmwf/eccodes.git
83 lines
2.5 KiB
C
83 lines
2.5 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.h"
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static void usage(const char* prog)
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{
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printf("usage: %s infile\n", prog);
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exit(1);
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}
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static unsigned char buffer[50000000];
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int main(int argc, char* argv[])
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{
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char* filename;
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FILE* f;
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grib_handle* h = NULL;
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grib_context* c;
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size_t size = 0;
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int ret = 0;
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size_t bufsize = sizeof(buffer);
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long count, step, edition, totalLength;
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char gridType[50], levelType[50], level[50], shortName[50];
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size_t gridTypelen = sizeof(gridType);
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size_t levelTypelen = sizeof(levelType);
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size_t levellen = sizeof(level);
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size_t shortNamelen = sizeof(shortName);
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size_t len;
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if (argc != 2)
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usage(argv[0]);
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filename = argv[1];
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f = fopen(filename, "rb");
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if (!f) {
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perror(filename);
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exit(1);
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}
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c = grib_context_get_default();
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size = bufsize;
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count = 1;
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while ((ret = grib_read_any_from_file(c, f, buffer, &size)) == GRIB_SUCCESS) {
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if ((1)) {
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h = grib_handle_new_from_message_copy(c, buffer, size);
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if (!h) {
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printf("unable to new from message\n");
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exit(1);
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}
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else {
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grib_get_long(h, "edition", &edition);
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grib_get_long(h, "step", &step);
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grib_get_long(h, "totalLength", &totalLength);
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len = gridTypelen;
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grib_get_string(h, "gridType", gridType, &len);
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len = levelTypelen;
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GRIB_CHECK(grib_get_string(h, "levelType", levelType, &len), 0);
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len = levellen;
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grib_get_string(h, "level", level, &len);
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len = shortNamelen;
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grib_get_string(h, "shortName", shortName, &len);
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printf("- %3ld -\t ed=%ld\t size=%8ld totalLength=%8ld \t %s\t %s\t %s\t level=%s\t step=%ld\n",
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count, edition, (long)size, totalLength, shortName, gridType, levelType, level, step);
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grib_handle_delete(h);
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}
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}
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else {
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printf("MESSAGE #%ld\n", count);
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}
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size = bufsize;
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count++;
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}
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return 0;
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}
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