/* set approx position -------------------------------------------------------*/
static void setapppos(strfile_t *str, rnxopt_t *opt)
{
prcopt_t prcopt=prcopt_default;
sol_t sol={{0}};
char msg[128];
prcopt.navsys=opt->navsys;
/* point positioning with last obs data */
#ifdef WAAS_STUDY
if (!pntpos(str->obs->data,str->obs->n,str->nav,&prcopt,&sol,NULL,NULL,
NULL,msg)) {
#else
if (!pntpos(str->obs->data,str->obs->n,str->nav,&prcopt,&sol,NULL,NULL,
msg)) {
#endif
trace(2,"point position error (%s)\n",msg);
return;
}
matcpy(opt->apppos,sol.rr,3,1);
}
/* show status message -------------------------------------------------------*/
static int showstat(int sess, gtime_t ts, gtime_t te, int *n)
{
const char type[]="ONGHQLSE";
char msg[1024]="",*p=msg,s[64];
int i;
if (sess>0) {
p+=sprintf(p,"(%d) ",sess);
}
if (ts.time!=0) {
time2str(ts,s,0);
p+=sprintf(p,"%s",s);
}
if (te.time!=0&&timediff(te,ts)>0.9) {
time2str(te,s,0);
p+=sprintf(p,"-%s",s+5);
}
p+=sprintf(p,": ");
for (i=0;i<NOUTFILE+1;i++) {
if (n[i]==0) continue;
p+=sprintf(p,"%c=%d%s",type[i],n[i],i<NOUTFILE?" ":"");
}
return showmsg(msg);
}
/* rinex converter for single-session ----------------------------------------*/
static int convrnx_s(int sess, int format, rnxopt_t *opt, const char *file,
char **ofile)
{
FILE *ofp[NOUTFILE]={NULL};
strfile_t *str;
gtime_t ts={0},te={0},tend={0},time={0};
unsigned char slips[MAXSAT][NFREQ+NEXOBS]={{0}};
int i,j,nf,type,n[NOUTFILE+1]={0},abort=0;
char path[1024],*paths[NOUTFILE],s[NOUTFILE][1024];
char *epath[MAXEXFILE]={0},*staid=*opt->staid?opt->staid:"0000";
trace(3,"convrnx_s: sess=%d format=%d file=%s ofile=%s %s %s %s %s %s %s\n",
sess,format,file,ofile[0],ofile[1],ofile[2],ofile[3],ofile[4],
ofile[5],ofile[6]);
/* replace keywords in input file */
if (reppath(file,path,opt->ts,staid,"")<0) {
showmsg("no time for input file: %s",file);
return 0;
}
/* expand wild-cards in input file */
for (i=0;i<MAXEXFILE;i++) {
if (!(epath[i]=(char *)malloc(1024))) {
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
return 0;
}
}
nf=expath(path,epath,MAXEXFILE);
if (format==STRFMT_RTCM2||format==STRFMT_RTCM3) time=opt->trtcm;
if (opt->scanobs) {
/* scan observation types */
if (!scan_obstype(format,epath[0],opt,&time)) return 0;
}
else {
/* set observation types by format */
set_obstype(format,opt);
}
if (!(str=gen_strfile(format,opt->rcvopt,time))) {
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
return 0;
}
time=opt->ts.time?opt->ts:(time.time?timeadd(time,TSTARTMARGIN):time);
/* replace keywords in output file */
for (i=0;i<NOUTFILE;i++) {
paths[i]=s[i];
if (reppath(ofile[i],paths[i],time,staid,"")<0) {
showmsg("no time for output path: %s",ofile[i]);
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
free_strfile(str);
return 0;
}
}
/* open output files */
if (!openfile(ofp,paths,path,opt,str->nav)) {
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
free_strfile(str);
return 0;
}
for (i=0;i<nf&&!abort;i++) {
/* open stream file */
if (!open_strfile(str,epath[i])) continue;
/* input message */
for (j=0;(type=input_strfile(str))>=-1;j++) {
if (j%11==1&&(abort=showstat(sess,te,te,n))) break;
/* avioid duplicated if overlapped data */
if (tend.time&&timediff(str->time,tend)<=0.0) continue;
/* convert message */
switch (type) {
case 1: convobs(ofp,opt,str,n,slips); break;
case 2: convnav(ofp,opt,str,n); break;
case 3: convsbs(ofp,opt,str,n); break;
case 31: convlex(ofp,opt,str,n); break;
case -1: n[NOUTFILE]++; break; /* error */
}
te=str->time; if (ts.time==0) ts=te;
/* set approx position */
if (type==1&&!opt->autopos&&norm(opt->apppos,3)<=0.0) {
setapppos(str,opt);
}
if (opt->te.time&&timediff(te,opt->te)>10.0) break;
}
/* close stream file */
close_strfile(str);
tend=te; /* end time of a file */
}
/* set receiver and antenna information to option */
if (format==STRFMT_RTCM2||format==STRFMT_RTCM3) {
rtcm2opt(&str->rtcm,opt);
}
else if (format==STRFMT_RINEX) {
rnx2opt(&str->rnx,opt);
}
/* close output files */
closefile(ofp,opt,str->nav);
/* remove empty output files */
for (i=0;i<NOUTFILE;i++) {
if (ofp[i]&&n[i]<=0) remove(ofile[i]);
}
if (ts.time>0) showstat(sess,ts,te,n);
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
free_strfile(str);
if (opt->tstart.time==0) opt->tstart=opt->ts;
if (opt->tend .time==0) opt->tend =opt->te;
return abort?-1:1;
}
/* rinex converter for single-session ----------------------------------------*/
static int convrnx_s(int sess, int format, rnxopt_t *opt, const char *file,
char **ofile)
{
FILE *ofp[NOUTFILE]={NULL};
strfile_t *str;
gtime_t ts={0},te={0},tend={0},time={0};
unsigned char slips[MAXSAT][NFREQ+NEXOBS]={{0}};
int i,j,nf,type,n[NOUTFILE+1]={0},abort=0;
char path[1024],*paths[NOUTFILE],s[NOUTFILE][1024];
char *epath[MAXEXFILE]={0},*staid=*opt->staid?opt->staid:"0000";
trace(3,"convrnx_s: sess=%d format=%d file=%s ofile=%s %s %s %s %s %s %s\n",
sess,format,file,ofile[0],ofile[1],ofile[2],ofile[3],ofile[4],
ofile[5],ofile[6]);
/* replace keywords in input file */
if (reppath(file,path,opt->ts,staid,"")<0) {
showmsg("no time for input file: %s",file);
return 0;
}
/* expand wild-cards in input file */
for (i=0;i<MAXEXFILE;i++) {
if (!(epath[i]=(char *)malloc(1024))) {
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
return 0;
}
}
nf=expath(path,epath,MAXEXFILE);
if (format==STRFMT_RTCM2||format==STRFMT_RTCM3) time=opt->trtcm;
if (opt->scanobs) {
/* scan observation types */
if (!scan_obstype(format,epath[0],opt,&time)) return 0;
}
else {
/* set observation types by format */
set_obstype(format,opt);
}
if (!(str=gen_strfile(format,opt->rcvopt,time))) {
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
return 0;
}
time=opt->ts.time?opt->ts:(time.time?timeadd(time,TSTARTMARGIN):time);
/* replace keywords in output file */
for (i=0;i<NOUTFILE;i++) {
paths[i]=s[i];
if (reppath(ofile[i],paths[i],time,staid,"")<0) {
showmsg("no time for output path: %s",ofile[i]);
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
free_strfile(str);
return 0;
}
}
/* open output files */
if (!openfile(ofp,paths,path,opt,str->nav)) {
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
free_strfile(str);
return 0;
}
for (i=0;i<nf&&!abort;i++) {
/* open stream file */
if (!open_strfile(str,epath[i])) continue;
/* input message */
for (j=0;(type=input_strfile(str))>=-1;j++) {
if (j%11==1&&(abort=showstat(sess,te,te,n))) break;
/* avioid duplicated if overlapped data */
if (tend.time&&timediff(str->time,tend)<=0.0) continue;
/* convert message */
switch (type) {
case 1: convobs(ofp,opt,str,n,slips); break;
case 2: convnav(ofp,opt,str,n); break;
case 3: convsbs(ofp,opt,str,n); break;
case 31: convlex(ofp,opt,str,n); break;
case -1: n[NOUTFILE]++; break; /* error */
}
te=str->time; if (ts.time==0) ts=te;
/* set approx position */
if (type==1&&!opt->autopos&&norm(opt->apppos,3)<=0.0) {
setapppos(str,opt);
}
if (opt->te.time&&timediff(te,opt->te)>10.0) break;
}
/* close stream file */
close_strfile(str);
tend=te; /* end time of a file */
}
/* set receiver and antenna information to option */
if (format==STRFMT_RTCM2||format==STRFMT_RTCM3) {
rtcm2opt(&str->rtcm,opt);
}
else if (format==STRFMT_RINEX) {
rnx2opt(&str->rnx,opt);
}
/* close output files */
closefile(ofp,opt,str->nav);
/* remove empty output files */
for (i=0;i<NOUTFILE;i++) {
if (ofp[i]&&n[i]<=0) remove(ofile[i]);
}
if (ts.time>0) showstat(sess,ts,te,n);
for (i=0;i<MAXEXFILE;i++) free(epath[i]);
free_strfile(str);
if (opt->tstart.time==0) opt->tstart=opt->ts;
if (opt->tend .time==0) opt->tend =opt->te;
return abort?-1:1;
}