int main(int argc,char *argv[]) {
FILE *fp;
struct RfileIndex *inx=NULL;
int yr=2005,mo=3,dy=31,hr=10,mt=30;
double sc=0,atme;
int s;
if (argc>2) {
fp=fopen(argv[2],"r");
if (fp==NULL) {
fprintf(stderr,"Index not found.\n");
exit(-1);
}
inx=RfileLoadIndex(fp);
fclose(fp);
if (inx==NULL) {
fprintf(stderr,"Error loading index.\n");
exit(-1);
}
}
fp=fopen(argv[1],"r");
if (fp==NULL) {
fprintf(stderr,"File not found.\n");
exit(-1);
}
s=OldCnvMapFseek(fp,yr,mo,dy,hr,mt,(int) sc,inx,&atme);
if (s==-1) {
fprintf(stderr,"file does not contain that interval.\n");
exit(-1);
}
fprintf(stdout,"Requested:%.4d-%.2d-%.2d %.2d:%.2d:%.2d\n",
yr,mo,dy,hr,mt,(int) sc);
TimeEpochToYMDHMS(atme,&yr,&mo,&dy,&hr,&mt,&sc);
fprintf(stdout,"Found:%.4d-%.2d-%.2d %.2d:%.2d:%.2d\n",
yr,mo,dy,hr,mt,(int) sc);
while(OldCnvMapFread(fp,&map,&grd) !=-1) {
TimeEpochToYMDHMS(map.st_time,&yr,&mo,&dy,&hr,&mt,&sc);
fprintf(stdout,"%.4d-%.2d-%.2d %.2d:%.2d:%.2d pnts=%d\n",
yr,mo,dy,hr,mt,(int) sc,grd.vcnum);
}
fclose(fp);
return 0;
}
static IDL_VPTR IDLOldCnvMapSeek(int argc,IDL_VPTR *argv,char *argk) {
struct OldCnvMapIDLInx *ifptr;
int s=0,n;
struct RfileIndex *finx=NULL;
static IDL_VPTR vatme;
double atme=0;
int outargc=0;
IDL_VPTR outargv[8];
static IDL_KW_PAR kw_pars[]={IDL_KW_FAST_SCAN,
{"ATME",IDL_TYP_UNDEF,1,
IDL_KW_OUT | IDL_KW_ZERO,0,
IDL_CHARA(vatme)},
{NULL}};
IDL_LONG unit=0,yr=0,mo=0,dy=0,hr=0,mt=0,sc=0;
IDL_FILE_STAT stat;
FILE *fp=NULL;
IDL_KWCleanup(IDL_KW_MARK);
outargc=IDL_KWGetParams(argc,argv,argk,kw_pars,outargv,1);
IDL_ENSURE_SCALAR(outargv[0]);
IDL_ENSURE_SCALAR(outargv[1]);
IDL_ENSURE_SCALAR(outargv[2]);
IDL_ENSURE_SCALAR(outargv[3]);
IDL_ENSURE_SCALAR(outargv[4]);
IDL_ENSURE_SCALAR(outargv[5]);
IDL_ENSURE_SCALAR(outargv[6]);
if (outargc>7) IDL_ENSURE_ARRAY(outargv[7]);
unit=IDL_LongScalar(outargv[0]);
s=IDL_FileEnsureStatus(IDL_MSG_RET,unit,IDL_EFS_USER);
if (s==FALSE) {
s=-1;
return (IDL_GettmpLong(s));
}
/* Get information about the file */
IDL_FileFlushUnit(unit);
IDL_FileStat(unit,&stat);
/* Find the file pointer */
fp=stat.fptr;
if (fp==NULL) {
s=-1;
return (IDL_GettmpLong(s));
}
yr=IDL_LongScalar(outargv[1]);
mo=IDL_LongScalar(outargv[2]);
dy=IDL_LongScalar(outargv[3]);
hr=IDL_LongScalar(outargv[4]);
mt=IDL_LongScalar(outargv[5]);
sc=IDL_LongScalar(outargv[6]);
/* test for existence of index */
if (outargc>7) {
/* decode index here */
finx=malloc(sizeof(struct RfileIndex));
if (finx==NULL) {
s=-1;
return (IDL_GettmpLong(s));
}
finx->num=outargv[7]->value.s.arr->n_elts;
finx->time.start=malloc(sizeof(double)*finx->num);
if (finx->time.start==NULL) {
s=-1;
free(finx);
return (IDL_GettmpLong(s));
}
finx->time.end=malloc(sizeof(double)*finx->num);
if (finx->time.end==NULL) {
s=-1;
free(finx->time.start);
free(finx);
return (IDL_GettmpLong(s));
}
finx->offset=malloc(sizeof(int)*finx->num);
if (finx->offset==NULL) {
s=-1;
free(finx->time.start);
free(finx->time.end);
free(finx);
return (IDL_GettmpLong(s));
}
for (n=0;n<finx->num;n++) {
ifptr=(struct OldCnvMapIDLInx *) (outargv[7]->value.s.arr->data+
n*outargv[7]->value.s.arr->elt_len);
finx->time.start[n]=ifptr->st_time;
finx->time.end[n]=ifptr->ed_time;
finx->offset[n]=ifptr->offset;
}
finx->st_time=finx->time.start[0];
finx->ed_time=finx->time.end[finx->num-1];
}
s=OldCnvMapFseek(fp,yr,mo,dy,hr,mt,sc,finx,&atme);
if (vatme) IDL_StoreScalar(vatme,IDL_TYP_DOUBLE,(IDL_ALLTYPES *) &atme);
if (finx !=NULL) {
free(finx->time.start);
free(finx->time.end);
free(finx->offset);
free(finx);
}
IDL_KWCleanup(IDL_KW_CLEAN);
return (IDL_GettmpLong(s));
}
int32 OldCnvMapIDLSeek(int argc,char *argv[]) {
struct RfileIndex inx;
IDL_FILE_STAT stat;
FILE *fp;
int unit,s;
int32 yr,mo,dy,hr,mt;
double sc;
double *atme;
inx.num=0;
inx.time.start=NULL;
inx.time.end=NULL;
inx.offset=NULL;
unit = *( (int32 *) argv[0]);
/* Make sure that the "STDIO" keyword was used to
* open the file in IDL.
*/
s=IDL_FileEnsureStatus(IDL_MSG_RET,unit,IDL_EFS_STDIO);
if (s==FALSE) return -1;
/* Get information about the file */
IDL_FileStat(unit,&stat);
/* Find the file pointer */
fp=stat.fptr;
if (fp==NULL) return -1;
fflush(fp);
yr=*( (int32 *) argv[1]);
mo=*( (int32 *) argv[2]);
dy=*( (int32 *) argv[3]);
hr=*( (int32 *) argv[4]);
mt=*( (int32 *) argv[5]);
sc=*( (double *) argv[6]);
atme=(double *) argv[7];
if (argc>8) {
inx.num=*( (int32 *) argv[8]);
if (inx.num !=0) inx.time.start=malloc(sizeof(double)*inx.num);
if (inx.time.start !=NULL) inx.time.end=malloc(sizeof(double)*inx.num);
if ((inx.time.start !=NULL) && (inx.time.end !=NULL))
inx.offset=malloc(sizeof(int32)*inx.num);
if (inx.offset==NULL) {
if (inx.time.start !=NULL) free(inx.time.start);
if (inx.time.end !=NULL) free(inx.time.end);
inx.time.start=NULL;
inx.time.end=NULL;
inx.num=0;
}
if ((inx.time.start !=NULL) && (inx.time.end !=NULL) &&
(inx.offset !=NULL)) {
memcpy(inx.time.start,argv[9],sizeof(double)*inx.num);
memcpy(inx.time.end,argv[10],sizeof(double)*inx.num);
memcpy(inx.offset,argv[11],sizeof(int32)*inx.num);
inx.st_time=inx.time.start[0];
inx.ed_time=inx.time.end[inx.num-1];
}
}
if (inx.num !=0) s=OldCnvMapFseek(fp,yr,mo,dy,hr,mt,(int) sc,&inx,atme);
else s=OldCnvMapFseek(fp,yr,mo,dy,hr,mt,(int) sc,NULL,atme);
if (inx.num !=0) {
free(inx.offset);
free(inx.time.start);
free(inx.time.end);
}
return s;
}