mirror of https://github.com/ecmwf/eccodes.git
80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
/*
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* Copyright 2005-2017 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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void usage(char* prog) {
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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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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) usage(argv[0]);
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filename=argv[1];
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f=fopen(filename,"r");
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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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} 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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} 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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