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62 lines
1.6 KiB
Fortran
62 lines
1.6 KiB
Fortran
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program test_wspr
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! This program provides examples of the source encoding, convolutional
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! error-control coding, bit and symbol ordering, and synchronizing
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! information contained in WSPR messages.
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character*22 msg,msg2
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character*23 msg3
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character*1 err2,err3
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integer*1 data0(11)
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logical lfile
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! Get command-line argument(s)
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nargs=iargc()
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if(nargs.ne.1) then
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print*,'Usage: test_wspr "message"'
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go to 999
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endif
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call getarg(1,msg) !Get message from command line
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call unpk(data0,1,msg3) !Read the C hashtable
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lfile=msg(1:2).eq."-t"
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if(lfile) open(10,file="messages.txt",status="old")
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do imsg=1,999
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if(lfile) read(10,1001,end=900) msg
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1001 format(a22)
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data0=0
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call wqencode(msg,ntype0,data0) !Source encoding
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! write(*,1002) data0(1:7)
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!1002 format('Source-encoded message (50 bits, hex):',7z3.2)
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! data0(8:11)=0
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call wqdecode(data0,msg2,ntype1)
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! write(*,1020) ntype1
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!1020 format('Message type: ',i7)
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! write(*,1030) msg2
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!1030 format('Decoded message: ',a22)
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call unpk(data0,0,msg3)
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do i=1,23
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if(ichar(msg3(i:i)).eq.0) then
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msg3(i:)=" "
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exit
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endif
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enddo
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err2=' '
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err3=' '
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if(msg2.ne.msg) err2='*'
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if(msg3.ne.msg) err3='*'
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write(*,1040) msg,err2,msg2,err3,msg3
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1040 format(a22,1x,a1,1x,a22,1x,a1,1x,a22)
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if(.not.lfile) exit
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enddo
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900 call unpk(data0,2,msg3)
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999 end program test_wspr
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