mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-11-17 17:42:02 -05:00
d98baf2573
Enlarge the system packet buffersize. Include executable plrr.exe git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/map65@475 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
129 lines
3.1 KiB
Fortran
129 lines
3.1 KiB
Fortran
!---------------------------------------------------- recvpkt
|
|
subroutine recvpkt(iarg)
|
|
|
|
! Receive timf2 packets from Linrad, stuff data into id().
|
|
! This routine runs in a background thread and will never return.
|
|
|
|
!#ifdef Win32
|
|
! use dflib
|
|
!#endif
|
|
|
|
parameter (NSZ=2*60*96000)
|
|
real*8 d8(NSZ)
|
|
integer*1 userx_no,iusb
|
|
integer*2 nblock,nblock0
|
|
integer txnow
|
|
logical first
|
|
real*8 center_freq,buf8
|
|
common/plrscom/center_freq,msec,fqso,iptr,nblock,userx_no,iusb,buf8(174)
|
|
include 'datcom.f90'
|
|
include 'gcom1.f90'
|
|
include 'gcom2.f90'
|
|
equivalence (id,d8)
|
|
data nblock0/0/,first/.true./,kb/1/,ntx/0/,npkt/0/,nw/0/
|
|
data sqave/0.0/,u/0.001/,rxnoise/0.0/,kbuf/1/,lost_tot/0/
|
|
save
|
|
|
|
call setup_rsocket ! Open socket to receive multicast data
|
|
nreset=-1
|
|
k=0
|
|
nsec0=-999
|
|
|
|
10 call recv_pkt(center_freq)
|
|
|
|
isec=sec_midn()
|
|
imin=isec/60
|
|
if((monitoring.eq.0) .or. (lauto.eq.1 .and. mod(imin,2).eq.(1-TxFirst))) then
|
|
first=.true.
|
|
go to 10
|
|
endif
|
|
|
|
lost=nblock-nblock0-1
|
|
if(lost.ne.0 .and. .not.first) then
|
|
nb=nblock
|
|
if(nb.lt.0) nb=nb+65536
|
|
nb0=nblock0
|
|
if(nb0.lt.0) nb0=nb0+65536
|
|
if(ndebug.eq.2) print*,'Lost packets:',nb0,nb,lost
|
|
lost_tot=lost_tot + lost ! Insert zeros for the lost data.
|
|
do i=1,174*lost
|
|
k=k+1
|
|
d8(k)=0
|
|
enddo
|
|
endif
|
|
nblock0=nblock
|
|
|
|
nsec=msec/1000
|
|
if(mod(nsec,60).eq.1) nreset=1
|
|
if(mod(nsec,60).eq.0 .and. nreset.eq.1) then
|
|
! This is the start of a new minute, switch buffers
|
|
nreset=0
|
|
kb=3-kb
|
|
k=0
|
|
if(kb.eq.2) k=NSMAX
|
|
lost_tot=0
|
|
endif
|
|
|
|
if(kb.eq.1 .and. (k+174).gt.NSMAX) go to 20
|
|
if(kb.eq.2 .and. (k+174).gt.2*NSMAX) go to 20
|
|
|
|
sq=0.
|
|
do i=1,174
|
|
k=k+1
|
|
d8(k)=buf8(i)
|
|
sq=sq + float(int(id(1,k,1)))**2 + float(int(id(1,k,1)))**2 + &
|
|
float(int(id(1,k,1)))**2 + float(int(id(1,k,1)))**2
|
|
enddo
|
|
sqave=sqave + u*(sq-sqave)
|
|
rxnoise=10.0*log10(sqave) - 48.0
|
|
|
|
if(mode.eq.'Measur') then
|
|
npkt=npkt+1
|
|
if(npkt.ge.551) then
|
|
npkt=0
|
|
nw=nw+1
|
|
rewind 11
|
|
write(11,1000) nw,rxnoise
|
|
1000 format(i6,f8.2)
|
|
write(11,*) '$EOF'
|
|
call flushqqq(11)
|
|
ndecdone=1
|
|
write(24,1000) nw,rxnoise
|
|
endif
|
|
else
|
|
nw=0
|
|
endif
|
|
|
|
if(k.lt.1 .or. k.gt.NSZ) then
|
|
print*,'Error in recvpkt: ',k,NSZ,NSMAX
|
|
stop
|
|
endif
|
|
|
|
20 if(nsec.ne.nsec0) then
|
|
mutch=nsec/3600
|
|
mutcm=mod(nsec/60,60)
|
|
mutc=100*mutch + mutcm
|
|
ns=mod(nsec,60)
|
|
nsec0=nsec
|
|
ntx=ntx+transmitting
|
|
|
|
if(ns.eq.48) then
|
|
nutc=mutc
|
|
kbuf=kb
|
|
kk=k
|
|
ndiskdat=0
|
|
if(ndebug.eq.2) write(*,3001) nutc,mod(int(sec_midn()),60),ns
|
|
3001 format('recvpkt 1:',i5.4,2i3.2)
|
|
endif
|
|
if(ns.eq.52) then
|
|
kk=k
|
|
if(ndebug.eq.2) write(*,3002) nutc,mod(int(sec_midn()),60),ns
|
|
3002 format('recvpkt 2:',i5.4,2i3.2)
|
|
nlost=lost_tot ! Save stats for printout
|
|
endif
|
|
endif
|
|
first=.false.
|
|
go to 10
|
|
|
|
end subroutine recvpkt
|