mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2024-08-21 22:06:34 -04:00
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7654 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
339 lines
10 KiB
Fortran
339 lines
10 KiB
Fortran
!-------------------------------------------------------------------------------
|
|
!
|
|
! This file is part of the WSPR application, Weak Signal Propagation Reporter
|
|
!
|
|
! File Name: wqdecode.f90
|
|
! Description:
|
|
!
|
|
! Copyright (C) 2001-2014 Joseph Taylor, K1JT
|
|
! License: GPL-3
|
|
!
|
|
! This program is free software; you can redistribute it and/or modify it under
|
|
! the terms of the GNU General Public License as published by the Free Software
|
|
! Foundation; either version 3 of the License, or (at your option) any later
|
|
! version.
|
|
!
|
|
! This program is distributed in the hope that it will be useful, but WITHOUT
|
|
! ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
! FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
|
! details.
|
|
!
|
|
! You should have received a copy of the GNU General Public License along with
|
|
! this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
|
|
! Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
!
|
|
!-------------------------------------------------------------------------------
|
|
subroutine wqdecode(data0,message,ntype)
|
|
|
|
parameter (N15=32768)
|
|
integer*1 data0(11)
|
|
character*22 message
|
|
character*12 callsign
|
|
character*3 cdbm
|
|
character grid4*4,grid6*6
|
|
logical first
|
|
character*12 dcall(0:N15-1)
|
|
data first/.true./
|
|
save first,dcall
|
|
|
|
! May want to have a timeout (say, one hour?) on calls fetched
|
|
! from the hash table.
|
|
|
|
if(first) then
|
|
dcall=' '
|
|
first=.false.
|
|
endif
|
|
|
|
message=' '
|
|
call unpack50(data0,n1,n2)
|
|
! print*,data0,n1,n2
|
|
call unpackcall(n1,callsign)
|
|
i1=index(callsign,' ')
|
|
call unpackgrid(n2/128,grid4)
|
|
ntype=iand(n2,127) -64
|
|
|
|
! Standard WSPR message (types 0 3 7 10 13 17 ... 60)
|
|
if(ntype.ge.0 .and. ntype.le.62) then
|
|
nu=mod(ntype,10)
|
|
if(nu.eq.0 .or. nu.eq.3 .or. nu.eq.7) then
|
|
write(cdbm,'(i3)'),ntype
|
|
if(cdbm(1:1).eq.' ') cdbm=cdbm(2:)
|
|
if(cdbm(1:1).eq.' ') cdbm=cdbm(2:)
|
|
message=callsign(1:i1)//grid4//' '//cdbm
|
|
call hash(callsign,i1-1,ih)
|
|
dcall(ih)=callsign(:i1)
|
|
else
|
|
nadd=nu
|
|
if(nu.gt.3) nadd=nu-3
|
|
if(nu.gt.7) nadd=nu-7
|
|
ng=n2/128 + 32768*(nadd-1)
|
|
call unpackpfx(ng,callsign)
|
|
ndbm=ntype-nadd
|
|
write(cdbm,'(i3)'),ndbm
|
|
if(cdbm(1:1).eq.' ') cdbm=cdbm(2:)
|
|
if(cdbm(1:1).eq.' ') cdbm=cdbm(2:)
|
|
i2=index(callsign,' ')
|
|
message=callsign(:i2)//cdbm
|
|
call hash(callsign,i2-1,ih)
|
|
dcall(ih)=callsign(:i2)
|
|
endif
|
|
else if(ntype.lt.0) then
|
|
ndbm=-(ntype+1)
|
|
grid6=callsign(6:6)//callsign(1:5)
|
|
ih=(n2-ntype-64)/128
|
|
callsign=dcall(ih)
|
|
write(cdbm,'(i3)'),ndbm
|
|
if(cdbm(1:1).eq.' ') cdbm=cdbm(2:)
|
|
if(cdbm(1:1).eq.' ') cdbm=cdbm(2:)
|
|
i2=index(callsign,' ')
|
|
if(dcall(ih)(1:1).ne.' ') then
|
|
message='<'//callsign(:i2-1)//'> '//grid6//' '//cdbm
|
|
else
|
|
message='<...> '//grid6//' '//cdbm
|
|
endif
|
|
endif
|
|
|
|
return
|
|
end subroutine wqdecode
|
|
|
|
!-------------------------------------------------------------------------------
|
|
!
|
|
! This file is part of the WSPR application, Weak Signal Propagation Reporter
|
|
!
|
|
! File Name: unpack50.f90
|
|
! Description:
|
|
!
|
|
! Copyright (C) 2001-2014 Joseph Taylor, K1JT
|
|
! License: GPL-3
|
|
!
|
|
! This program is free software; you can redistribute it and/or modify it under
|
|
! the terms of the GNU General Public License as published by the Free Software
|
|
! Foundation; either version 3 of the License, or (at your option) any later
|
|
! version.
|
|
!
|
|
! This program is distributed in the hope that it will be useful, but WITHOUT
|
|
! ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
! FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
|
! details.
|
|
!
|
|
! You should have received a copy of the GNU General Public License along with
|
|
! this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
|
|
! Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
!
|
|
!-------------------------------------------------------------------------------
|
|
subroutine unpack50(dat,n1,n2)
|
|
|
|
integer*1 dat(11)
|
|
|
|
i=dat(1)
|
|
i4=iand(i,255)
|
|
n1=ishft(i4,20)
|
|
i=dat(2)
|
|
i4=iand(i,255)
|
|
n1=n1 + ishft(i4,12)
|
|
i=dat(3)
|
|
i4=iand(i,255)
|
|
n1=n1 + ishft(i4,4)
|
|
i=dat(4)
|
|
i4=iand(i,255)
|
|
n1=n1 + iand(ishft(i4,-4),15)
|
|
n2=ishft(iand(i4,15),18)
|
|
i=dat(5)
|
|
i4=iand(i,255)
|
|
n2=n2 + ishft(i4,10)
|
|
i=dat(6)
|
|
i4=iand(i,255)
|
|
n2=n2 + ishft(i4,2)
|
|
i=dat(7)
|
|
i4=iand(i,255)
|
|
n2=n2 + iand(ishft(i4,-6),3)
|
|
|
|
return
|
|
end subroutine unpack50
|
|
|
|
!-------------------------------------------------------------------------------
|
|
!
|
|
! This file is part of the WSPR application, Weak Signal Propagation Reporter
|
|
!
|
|
! File Name: unpackcall.f90
|
|
! Description:
|
|
!
|
|
! Copyright (C) 2001-2014 Joseph Taylor, K1JT
|
|
! License: GPL-3
|
|
!
|
|
! This program is free software; you can redistribute it and/or modify it under
|
|
! the terms of the GNU General Public License as published by the Free Software
|
|
! Foundation; either version 3 of the License, or (at your option) any later
|
|
! version.
|
|
!
|
|
! This program is distributed in the hope that it will be useful, but WITHOUT
|
|
! ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
! FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
|
! details.
|
|
!
|
|
! You should have received a copy of the GNU General Public License along with
|
|
! this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
|
|
! Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
!
|
|
!-------------------------------------------------------------------------------
|
|
subroutine unpackcall(ncall,word)
|
|
|
|
character word*12,c*37
|
|
|
|
data c/'0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ '/
|
|
|
|
n=ncall
|
|
word='......'
|
|
if(n.ge.262177560) go to 999 !Plain text message ...
|
|
i=mod(n,27)+11
|
|
word(6:6)=c(i:i)
|
|
n=n/27
|
|
i=mod(n,27)+11
|
|
word(5:5)=c(i:i)
|
|
n=n/27
|
|
i=mod(n,27)+11
|
|
word(4:4)=c(i:i)
|
|
n=n/27
|
|
i=mod(n,10)+1
|
|
word(3:3)=c(i:i)
|
|
n=n/10
|
|
i=mod(n,36)+1
|
|
word(2:2)=c(i:i)
|
|
n=n/36
|
|
i=n+1
|
|
word(1:1)=c(i:i)
|
|
do i=1,4
|
|
if(word(i:i).ne.' ') go to 10
|
|
enddo
|
|
go to 999
|
|
10 word=word(i:)
|
|
|
|
999 if(word(1:3).eq.'3D0') word='3DA0'//word(4:)
|
|
return
|
|
end subroutine unpackcall
|
|
|
|
!-------------------------------------------------------------------------------
|
|
!
|
|
! This file is part of the WSPR application, Weak Signal Propagation Reporter
|
|
!
|
|
! File Name: unpackgrid.f90
|
|
! Description:
|
|
!
|
|
! Copyright (C) 2001-2014 Joseph Taylor, K1JT
|
|
! License: GPL-3
|
|
!
|
|
! This program is free software; you can redistribute it and/or modify it under
|
|
! the terms of the GNU General Public License as published by the Free Software
|
|
! Foundation; either version 3 of the License, or (at your option) any later
|
|
! version.
|
|
!
|
|
! This program is distributed in the hope that it will be useful, but WITHOUT
|
|
! ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
! FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
|
! details.
|
|
!
|
|
! You should have received a copy of the GNU General Public License along with
|
|
! this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
|
|
! Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
!
|
|
!-------------------------------------------------------------------------------
|
|
subroutine unpackgrid(ng,grid)
|
|
|
|
parameter (NGBASE=180*180)
|
|
character grid*4,grid6*6,digit*10
|
|
data digit/'0123456789'/
|
|
|
|
grid=' '
|
|
if(ng.ge.32400) go to 10
|
|
dlat=mod(ng,180)-90
|
|
dlong=(ng/180)*2 - 180 + 2
|
|
call deg2grid(dlong,dlat,grid6)
|
|
grid=grid6(1:4) !XXX explicitly truncate this -db
|
|
go to 100
|
|
|
|
10 n=ng-NGBASE-1
|
|
if(n.ge.1 .and.n.le.30) then
|
|
grid(1:1)='-'
|
|
grid(2:2)=char(48+n/10)
|
|
grid(3:3)=char(48+mod(n,10))
|
|
else if(n.ge.31 .and.n.le.60) then
|
|
n=n-30
|
|
grid(1:2)='R-'
|
|
grid(3:3)=char(48+n/10)
|
|
grid(4:4)=char(48+mod(n,10))
|
|
else if(n.eq.61) then
|
|
grid='RO'
|
|
else if(n.eq.62) then
|
|
grid='RRR'
|
|
else if(n.eq.63) then
|
|
grid='73'
|
|
endif
|
|
|
|
100 return
|
|
end subroutine unpackgrid
|
|
|
|
!-------------------------------------------------------------------------------
|
|
!
|
|
! This file is part of the WSPR application, Weak Signal Propagation Reporter
|
|
!
|
|
! File Name: unpackpfx.f90
|
|
! Description:
|
|
!
|
|
! Copyright (C) 2001-2014 Joseph Taylor, K1JT
|
|
! License: GPL-3
|
|
!
|
|
! This program is free software; you can redistribute it and/or modify it under
|
|
! the terms of the GNU General Public License as published by the Free Software
|
|
! Foundation; either version 3 of the License, or (at your option) any later
|
|
! version.
|
|
!
|
|
! This program is distributed in the hope that it will be useful, but WITHOUT
|
|
! ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
|
! FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
|
|
! details.
|
|
!
|
|
! You should have received a copy of the GNU General Public License along with
|
|
! this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
|
|
! Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
!
|
|
!-------------------------------------------------------------------------------
|
|
subroutine unpackpfx(ng,call1)
|
|
|
|
character*12 call1
|
|
character*3 pfx
|
|
|
|
if(ng.lt.60000) then
|
|
! Add-on prefix of 1 to 3 characters
|
|
n=ng
|
|
do i=3,1,-1
|
|
nc=mod(n,37)
|
|
if(nc.ge.0 .and. nc.le.9) then
|
|
pfx(i:i)=char(nc+48)
|
|
else if(nc.ge.10 .and. nc.le.35) then
|
|
pfx(i:i)=char(nc+55)
|
|
else
|
|
pfx(i:i)=' '
|
|
endif
|
|
n=n/37
|
|
enddo
|
|
call1=pfx//'/'//call1
|
|
if(call1(1:1).eq.' ') call1=call1(2:)
|
|
if(call1(1:1).eq.' ') call1=call1(2:)
|
|
else
|
|
! Add-on suffix, one or teo characters
|
|
i1=index(call1,' ')
|
|
nc=ng-60000
|
|
if(nc.ge.0 .and. nc.le.9) then
|
|
call1=call1(:i1-1)//'/'//char(nc+48)
|
|
else if(nc.ge.10 .and. nc.le.35) then
|
|
call1=call1(:i1-1)//'/'//char(nc+55)
|
|
else if(nc.ge.36 .and. nc.le.125) then
|
|
nc1=(nc-26)/10
|
|
nc2=mod(nc-26,10)
|
|
call1=call1(:i1-1)//'/'//char(nc1+48)//char(nc2+48)
|
|
endif
|
|
endif
|
|
|
|
return
|
|
end subroutine unpackpfx
|