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Enable q3 decoding for Q65 messages containing a nonstandard callsign.

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This commit is contained in:
Joe Taylor 2021-10-19 11:44:20 -04:00
parent 089e0b9ebe
commit ef438919e4
1 changed files with 51 additions and 4 deletions
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55
lib/qra/q65/q65_set_list.f90
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@ -4,6 +4,7 @@ subroutine q65_set_list(mycall,hiscall,hisgrid,codewords,ncw)
character*12 mycall,hiscall
character*6 hisgrid
character*37 msg0,msg,msgsent
logical my_std,his_std
integer codewords(63,MAX_NCW)
integer itone(85)
integer isync(22)
@ -11,12 +12,24 @@ subroutine q65_set_list(mycall,hiscall,hisgrid,codewords,ncw)
ncw=0
if(hiscall(1:1).eq. ' ') return
call stdcall(mycall,my_std)
call stdcall(hiscall,his_std)
ncw=MAX_NCW
msg0=trim(mycall)//' '//trim(hiscall)
j0=len(trim(msg0))+2
do i=1,ncw
msg=msg0
msg=trim(mycall)//' '//trim(hiscall)
if(.not.my_std) then
if(i.eq.1 .or. i.ge.6) msg='<'//trim(mycall)//'> '//trim(hiscall)
if(i.ge.2 .and. i.le.4) msg=trim(mycall)//' <'//trim(hiscall)//'>'
else if(.not.his_std) then
if(i.le.4) msg='<'//trim(mycall)//'> '//trim(hiscall)
if(i.ge.7) msg=trim(mycall)//' <'//trim(hiscall)//'>'
if(i.eq.6) then
msg='TNX 73 GL'
go to 10
endif
endif
j0=len(trim(msg))+2
if(i.eq.2) msg(j0:j0+2)='RRR'
if(i.eq.3) msg(j0:j0+3)='RR73'
if(i.eq.4) msg(j0:j0+1)='73'
@ -32,7 +45,8 @@ subroutine q65_set_list(mycall,hiscall,hisgrid,codewords,ncw)
if(msg(j0+1:j0+1).eq.' ') msg(j0+1:j0+1)='+'
endif
endif
call genq65(msg,0,msgsent,itone,i3,n3)
10 call genq65(msg,0,msgsent,itone,i3,n3)
i0=1
j=0
do k=1,85
@ -49,3 +63,36 @@ subroutine q65_set_list(mycall,hiscall,hisgrid,codewords,ncw)
return
end subroutine q65_set_list
subroutine stdcall(callsign,std)
character*12 callsign
character*1 c
logical is_digit,is_letter,std
!Statement functions:
is_digit(c)=c.ge.'0' .and. c.le.'9'
is_letter(c)=c.ge.'A' .and. c.le.'Z'
! Check for standard callsign
iarea=-1
n=len(trim(callsign))
do i=n,2,-1
if(is_digit(callsign(i:i))) exit
enddo
iarea=i !Right-most digit (call area)
npdig=0 !Digits before call area
nplet=0 !Letters before call area
do i=1,iarea-1
if(is_digit(callsign(i:i))) npdig=npdig+1
if(is_letter(callsign(i:i))) nplet=nplet+1
enddo
nslet=0 !Letters in suffix
do i=iarea+1,n
if(is_letter(callsign(i:i))) nslet=nslet+1
enddo
std=.true.
if(iarea.lt.2 .or. iarea.gt.3 .or. nplet.eq.0 .or. &
npdig.ge.iarea-1 .or. nslet.gt.3) std=.false.
return
end subroutine stdcall