2012-05-22 13:09:48 -04:00
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subroutine recvpkt(nsam,nblock2,userx_no,k,buf4,buf8,buf16)
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! Reformat timf2 data from Linrad and stuff data into r*4 array dd().
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parameter (NSMAX=60*96000) !Total sample intervals per minute
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parameter (NFFT=32768)
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integer*1 userx_no
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real*4 d4,buf4(*) !(348)
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real*8 d8,buf8(*) !(174)
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complex*16 c16,buf16(*) !(87)
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integer*2 jd(4),kd(2),nblock2
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real*4 xd(4),yd(2)
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real*8 fcenter
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2021-07-15 11:55:04 -04:00
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common/datcom/dd(4,5760000),ss(4,322,NFFT),savg(4,NFFT),fcenter,nutc,junk(38)
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2012-05-22 13:09:48 -04:00
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equivalence (kd,d4)
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equivalence (jd,d8,yd)
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equivalence (xd,c16)
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2021-04-22 13:12:55 -04:00
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if(nblock2.eq.-9999) nblock2=-9998 !Silence a compiler warning
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2012-05-22 13:09:48 -04:00
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if(nsam.eq.-1) then
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! Move data from the UDP packet buffer into array dd().
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if(userx_no.eq.-1) then
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do i=1,174 !One RF channel, r*4 data
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k=k+1
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d8=buf8(i)
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dd(1,k)=yd(1)
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dd(2,k)=yd(2)
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enddo
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else if(userx_no.eq.1) then
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do i=1,348 !One RF channel, i*2 data
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k=k+1
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d4=buf4(i)
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dd(1,k)=kd(1)
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dd(2,k)=kd(2)
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enddo
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else if(userx_no.eq.-2) then
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do i=1,87 !Two RF channels, r*4 data
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k=k+1
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c16=buf16(i)
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dd(1,k)=xd(1)
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dd(2,k)=xd(2)
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dd(3,k)=xd(3)
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dd(4,k)=xd(4)
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enddo
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else if(userx_no.eq.2) then
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do i=1,174 !Two RF channels, i*2 data
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k=k+1
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d8=buf8(i)
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dd(1,k)=jd(1)
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dd(2,k)=jd(2)
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dd(3,k)=jd(3)
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dd(4,k)=jd(4)
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enddo
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endif
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else
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if(userx_no.eq.1) then
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do i=1,nsam !One RF channel, r*4 data
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k=k+1
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d4=buf4(i)
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dd(1,k)=kd(1)
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dd(2,k)=kd(2)
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k=k+1
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dd(1,k)=kd(1)
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dd(2,k)=kd(2)
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enddo
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endif
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endif
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return
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end subroutine recvpkt
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