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