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Text File | 1989-06-12 | 11.7 KB | 603 lines

.sbttl define macros from IN:K11MAC.MAC .nlist ; include file for kermit-11 ; ; Brian Nelson 01-Dec-83 13:56:12 k11inc = 1 ; the $RWDAT psect MUST be first for RT11 so that the added ; QUEUE words are never mapped by APR1 for the XM exec. .psect $rtque ,rw,d,gbl,rel,ovr .psect $rwdat ,rw,d,gbl,rel,con .psect $code ,ro,i,lcl,rel,con .psect $pdata ,ro,d,lcl,rel,con .psect soh = 1 ; packet start for synch cr = 15 ; a lonely carriage return lf = 12 ; it's normal companion ff = 14 ; sometimes a form feed is nice space = 40 ; don't ask del = 177 ; the RUBOUT esc = 33 ; and at last, escape r0 = %0 r1 = %1 r2 = %2 r3 = %3 r4 = %4 r5 = %5 sp = %6 pc = %7 .macro strcat dst,src mov src ,-(sp) mov dst ,-(sp) jsr pc ,strcat .globl strcat .endm strcat .macro strcmp s1,s2 mov s2 ,-(sp) mov s1 ,-(sp) call strcmp .globl strcmp .endm strcmp .macro strcpy dst,src mov src ,-(sp) mov dst ,-(sp) jsr pc ,strcpy .globl strcpy .endm strcpy .macro textsrc text .if b ,text .ift mov #fgetcr0,getcroutine clr tgetaddr .iff mov #tgetcr0,getcroutine mov text ,tgetaddr .endc .globl getcroutine,tgetaddr,fgetcr0,tgetcr0 .endm textsrc ; The following macro is for RT systems w/o clock. It will loop for ; the .twait, you must insert check as in: ; ; tst clkflg ; does this systems have a clock ; bne 10$ ; yes ; cpuwait #time ; no ; br 20$ ; ; 10$: .twait #rtwork,#timarg ; clock is present with twait support ; 20$: .macro cpuwait ticks ; loop for specified number of ticks mov ticks ,-(sp) ; Adjust the inner loop for timing of clr -(sp) ; 1/60 of a second (one clock tick) mov #13700/2,(sp) ; this inner loop takes 1/60 second dec (sp) ; with a vaule of 13700 (8) on a bne .-2 ; PDP 11/44, try 13700/2 for default. dec 2(sp) ; end of inner loop, now do the outer bne .-14 ; loop cmp (sp)+ ,(sp)+ ; all done .endm cpuwait ; Define IXOR macro to get around the mode restrictions for ; the hardware XOR instruction and to fix for RT11 systems ; that don't have the EIS chip option. .macro indexm reg ; check for auto increment/decrement .ntype $$$0 ,reg ; modes for macro's that can't have .if ne ,$$$0-27 ; always allow pc autoincrement $$$0 = <$$$0 & 177770>/10 ; these modes in their arg list. .ift ; .if ge ,$$$0-2 ; get the mode into 0..7 .ift ; if mode >= 2 and mode <= 5 then error .iif ge ,5-$$$0, .error ; can't use auto inc/dec mode here .endc ; .endc ; .endm indexm ; end of indexm macro .macro ixor reg,dst ; do this for rt11 versions .chksp reg ; can't allow SP args .chksp dst ; can't allow SP args indexm reg ; check for allowed addressing mode indexm dst ; check for allowed addressing mode mov reg ,-(sp) ; it's much simpler to do this bic dst ,@sp ; for all rt systems rather than bic reg ,dst ; to be selective bis (sp)+ ,dst ; all done .endm ixor ; for RT11 xor .macro xor reg,dst ixor reg,dst .endm xor .macro clrpar reg clr -(sp) bisb reg ,@sp call clrpar clr reg bisb (sp)+ ,reg .globl clrpar .endm clrpar .macro setpar src,dst movb src ,-(sp) call dopari movb (sp)+ ,dst global <dopari> .endm setpar .macro tochar src,dst clr -(sp) bisb src ,@sp add #40 ,@sp movb (sp)+ ,dst .endm tochar .macro unchar src,dst clr -(sp) bisb src ,@sp sub #40 ,@sp movb (sp)+ ,dst .endm unchar .macro ctl src,dst clr -(sp) bisb src ,@sp call l$xor movb (sp)+ ,dst global <l$xor> .endm ctl .macro spack type,pnum,len,msg .if b ,len .ift .iif nb ,msg ,.error ; bad call to SPACK macro calls spack$ ,<type,pnum,#0,#null> .iff calls spack$ ,<type,pnum,len,msg> .endc .globl null .endm spack .macro rpack len.a,pakn.a,msg.a sub #10 ,sp mov sp ,r1 calls rpack$ ,<msg.a,r1> mov (r1)+ ,len.a mov (r1)+ ,pakn.a mov @r1 ,r1 add #10 ,sp .endm rpack .macro strlen string mov string ,r0 call l$len global <l$len> .endm strlen .macro push reg mov reg ,-(sp) .endm push .macro pop reg mov (sp)+ ,reg .endm pop .macro rodata .psect $pdata .endm rodata .macro code .psect $code .endm code .macro direrr val mov val ,-(sp) call direr$ .globl direr$ .endm direrr .macro copyz from,to,maxlen .if b,maxlen .ift clr -(sp) .iff mov maxlen ,-(sp) .endc mov from ,-(sp) mov to ,-(sp) call copyz$ .globl copyz$ .endm copyz .macro message txt,docr .save .psect $pdata $$ = . .if b ,<txt> .ift .byte 15,12,0 .iff .asciz @txt@ .endc .even .restore mov #$$ ,-(sp) ; dump the text next please call mout ; to the terminal .globl mout ; perhaps .if nb ,<txt> .ift .iif nb,docr, message .endc .endm message .macro scan ch,str mov str ,-(sp) clr -(sp) bisb ch ,@sp call scanch .globl scanch .endm scan .macro incm64 val save <r2,r3> mov val ,r3 inc r3 clr r2 div #100 ,r2 mov r3 ,val unsave <r3,r2> .endm incm64 .macro iferr lab tst r0 bne lab .endm iferr .macro .newline ; print crlf on channel 0 (KB:) call l$pcrlf .globl l$pcrlf .endm .newline .macro save list .if b , <list> .ift save <r0,r1,r2,r3,r4,r5> .iff .irp x,<list> mov x,-(sp) .endr .endc .endm save .macro unsave list .if b , <list> .ift unsave <r5,r4,r3,r2,r1,r0> .iff .irp x,<list> mov (sp)+,x .endr .endc .endm unsave .macro print s,l .print s,l .endm print .macro .print stradr ,strlen .ntype $$6 ,stradr .iif eq, $$6 - 25, .error stradr; can't use (r5)+ in .print .iif eq, $$6 - 45, .error stradr; can't use -(r5) in .print save <r5> ; Same as the RT11 .print but .if b ,strlen ; allows an optional length .ift ; to be passed as an argument. clr -(sp) .iff mov strlen ,-(sp) .endc mov stradr ,-(sp) mov sp ,r5 call l$ttyou ; Example: .print r5,#12. .globl l$ttyou add #4 ,sp ; .print #str unsave <r5> ; str: .asciz /HELLO/ .endm .print .MACRO GLOBAL LIST .GLOBL LIST .ENDM GLOBAL .MACRO .ASSUME ARG1,COND,ARG2 .IF COND <ARG1>-<ARG2> .IFF .ERROR ARG1 ;"COND ARG2" FAILS .ENDC .ENDM .ASSUME .macro .chksp arg .ntype $$5 ,arg .iif eq,<$$5 & 7>-6, .error arg ; Illegal use of SP(r6) in call .endm .chksp .macro decout val mov r5 ,-(sp) clr -(sp) mov val ,-(sp) mov sp ,r5 call l$wrdec cmp (sp)+ ,(sp)+ mov (sp)+ ,r5 .globl l$wrdec .endm decout .macro octout val calls l$wroct ,<val> .endm octout .macro deccvt val,buf,width mov r5 ,-(sp) .if b,width .ift clr -(sp) .iff mov width ,-(sp) .endc mov val ,-(sp) mov buf ,-(sp) mov sp ,r5 call l$cvtnum add #6 ,sp mov (sp)+ ,r5 .globl l$cvtn .endm deccvt ; CALLS macro ; ; subroutine call with arguements passed in an area ; pointed to by R5 (similiar to F4 and BP2). All args ; are pushed onto the stack, with the first args at ; the lower address and the last ones at the higher ; addresses. R5 will point to the SP before the call. ; R5 is saved and restored. .macro calls name,arglst,gbl ; standard call macro using ; the hardware stack (%6) for .if b, gbl .ift .globl name .iff .iif dif, 'gbl ,nogbl, .globl name .iif dif, 'gbl ,NOGBL, .globl name .endc $$ = 0 ; arguement transmission with .irp x ,<arglst> ; r5 passed as a pointer to $$ = $$ + 1 ; to the arguement list. The .endr ; called name is declared globl .if eq ,$$ ; No args present ? If so, gen .ift ; a simple jsr pc call to sub. jsr pc ,name ; No argument list given. .iff push r5 ; At least one arg in <arglst> .if eq , $$ - 1 ; One arguement in the list .ift mov arglst ,-(sp) ; One arg. Generate less code .chksp arglst ; Check for SP modes on param. mov sp ,r5 ; Set pointer to argument list jsr pc ,name ; call the subroutine tst (sp)+ ; pop parameter list from stack pop r5 ; restore r5 pointer .iff ; argcount > 1 $$2 = $$ ; more than 1 arguement. Thus .rept $$ ; extract the args in reverse $$1 = 0 ; order so that we might save .irp x ,<arglst> ; a little core (4 words). $$1 = $$1 + 1 ; Scan the arg list until we .if eq , $$2 - $$1 ; we come to the last one we .ift ; before the one we just did. .chksp x ; Check for SP addressing mode. mov x ,-(sp) ; Push it, and exit the .irp. .mexit ; exit .endc .endr $$2 = $$2 - 1 ; backwards to previous arg. .endr mov sp ,r5 ; Set up the argument lst ptr. jsr pc ,name ; and go to the routine. .if ne , $$ - 2 ; Gen 'Add 2*argnum, sp' ? .ift ; yes, else gen CMP (sp)+,(sp)+ add #$$*2 ,sp ; fix the stack up, restore r5 .iff cmp (sp)+ ,(sp)+ .endc unsave <r5> ; restore r5 pointer .endc .endc .endm calls ; thats all .macro bdump adr,siz mov siz ,-(sp) mov adr ,-(sp) call dump$b global <dump$b> .endm bdump .macro dispat val,dsp,baseval,basedsp,default .save .if nb ,baseval .ift .psect genval ,ro,d,lcl,rel,con baseval: .psect gendsp ,ro,d,lcl,rel,con basedsp: .word default .iff .psect genval ,ro,d,lcl,rel,con .if b ,val .ift .byte 0 .even .iff .byte val .psect gendsp ro,d,lcl,rel,con .word dsp .endc .endc .restore .endm .macro prsbuf dst mov dst ,r0 call prsarg .globl prsarg .endm prsbuf .macro malloc size mov size ,r0 call malloc .globl malloc .endm malloc ; offset into local and remote's parameter vectors p.spsiz = 0 ; spsizinelength p.time = 1 ; timeout p.npad = 2 ; number of pad characters p.padc = 3 ; the pad character p.eol = 4 ; eol char p.qctl = 5 ; control chracter quoting p.qbin = 6 ; 8 bit quote p.chkt = 7 ; flavor of checksuming to do p.rept = 10 ; repeated character prefix p.capas = 11 ; capability bitmask p.winds = 12 ; /43/ window size p.mxl1 = 13 ; /43/ High order, long packet size p.mxl2 = 14 ; /43/ Low order of long packet size p.vend = 17 ; end of parameter vector CAPA.A = 10 ; bit set for attribute handling CAPA.S = 4 ; /42/ Bit set for sliding windows CAPA.L = 2 ; /42/ Bit mask for long packets log$pa = 1 ; if set in TRACE then log all packets log$fi = 2 ; if set in TRACE then log all files log$co = 4 ; virtual terminal logging to disk log$st = 10 ; state logging log$rp = 20 ; dump each rpack character to local tt log$io = 40 ; dump anything read or sent log$al = log$fi ! log$pa ; all bits possible in TRACE log$al = log$co ! log$st ! log$al ! log$rp ! log$io log$op = 100000 ; the logfile is open now par$od = 1 ; set parity odd par$ev = 2 ; set parity even par$ma = 3 ; set parity mark par$sp = 4 ; set parity space par$no = 5 ; set parity none terminal= -1 ; terminal TEXT = 0 ; normal ascii text files BINARY = 1 ; image mode DECNAT = 2 ; 8bit record type /52/ ter$cc = 1 ; if set for ttyini then allow ^C ter$xo = 2 ; if ter$bi then set xon/xoff back ter$bi = 4 ; use raw binary mode please ; NOTE: ter$bi overrides ter$cc always ter$pa = 10 con$esc = '\-100 sy$11m = 1 ; for rsx11m sy$ias = 3 ; for ias sy$rsts = 4 ; for rsts sy$vms = 5 ; for vms ame sy$mpl = 6 ; for m+ sy$rt = 7 ; for rt11 sy$pos = 11 sy$pro = 11 ; for p/os ?? ; The PRO$XXX values directly correspond to the values used in RSTS ; The JOB$XXX values are the values we would need to know at runtime ; PRO$XXX value is stored (only ONCE, at startup) in PROCTYP ; JOB$XXX value is stored (only ONCE, at startup) in JOBTYPE PRO$LOC =: 0 ; /45/ Process is a real user PRO$DIA =: 1 ; /45/ Dialup user PRO$BAT =: 2 ; /45/ Process is a batch user PRO$NET =: 4 ; /45/ Process is via DECNET PRO$SER =: 6 ; /45/ Process is Decnet server JOB$INT =: 0 ; /45/ Job is local,dial or net JOB$BAT =: 1 ; /45/ Job is batch LN$MAX = 80. LN$CNT = 5 LN$ALL = 10. tty = 0 ; vt100 = 1 ; vt200 = 2 vtpos = 3 vtprt11 = 4 $rdata = 1 $sdata = 2 MAXLNG = 600. ; /42/ Long packet buffer size .list