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Trailing-Edge - PDP-10 Archives - BB-D480F-BB_1985_short - tbl.bli
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!COPYRIGHT (C) DIGITAL EQUIPMENT CORPORATION 1976, 1985
!ALL RIGHTS RESERVED.
!
!THIS SOFTWARE IS FURNISHED UNDER A LICENSE AND MAY BE USED AND COPIED
!ONLY  IN  ACCORDANCE  WITH  THE  TERMS  OF  SUCH LICENSE AND WITH THE
!INCLUSION OF THE ABOVE COPYRIGHT NOTICE.  THIS SOFTWARE OR ANY  OTHER
!COPIES THEREOF MAY NOT BE PROVIDED OR OTHERWISE MADE AVAILABLE TO ANY
!OTHER PERSON.  NO TITLE TO AND OWNERSHIP OF THE  SOFTWARE  IS  HEREBY
!TRANSFERRED.
!
!THE INFORMATION IN THIS SOFTWARE IS SUBJECT TO CHANGE WITHOUT  NOTICE
!AND  SHOULD  NOT  BE  CONSTRUED  AS A COMMITMENT BY DIGITAL EQUIPMENT
!CORPORATION.
!
!DIGITAL ASSUMES NO RESPONSIBILITY FOR THE USE OR RELIABILITY  OF  ITS
!SOFTWARE ON EQUIPMENT WHICH IS NOT SUPPLIED BY DIGITAL.

! Author: *

MODULE TBL=
BEGIN


GLOBAL BIND TBLV = #10^24 + 0^18 + 0;	! Version Date:	25-Nov-80

%(

***** Begin Revision History *****

***** End Revision History *****

)%

%(
	THE CHANNEL TABLE
)%
	MACRO TABMAX=16$, TABSIZ=15$; % MAX CHANNELS AND SIZE %
	STRUCTURE CHTB[I,J]=[(I+1)*(J+1)]((.CHTB+.I*(J+1)+.J)<0,36>);
	EXTERNAL CHTB CHNLTAB[TABMAX,TABSIZ];
%(
	C H A N N E L   T A B L E   M A C R O S
)%
MACRO	FMODE=CHAN[0]$,
	FDEV=CHAN[1]$,
	FBUF=CHAN[2]$,
	FBUFO=CHAN[2]<18,18>$,
	FBUFI=CHAN[2]<0,18>$,
	FOBUFH=CHAN[3]$,
	FOPTR=CHAN[4]$,
	FOCNT=CHAN[5]$,
	FIBUFH=CHAN[6]$,
	FIPTR=CHAN[7]$,
	FICNT=CHAN[8]$,
	FFILE=CHAN[9]$,
	FEXT=CHAN[10]$,
	FERR=CHAN[10]<0,12>$,
	FBLK=CHAN[10]<0,18>$,
	FPROT=CHAN[11]<27,9>$,
	FDMODE=CHAN[11]<23,4>$,
	FTIME=CHAN[11]<13,10>$,
	FDATE=CHAN[11]<0,12>$,
	FPPN=CHAN[12]$,
	FPRJ=CHAN[12]<18,18>$,
	FPRG=CHAN[12]<0,18>$,
	FSIZ=CHAN[12]<18,18>$,
	FSTATUS=CHAN[13]$,
	FSWITCH=CHAN[14]$,
	FNEWPR=CHAN[15]<0,10>$,
%(
	STATUS WORD BITS
)%
	FUSER=0,18$,	% ENTIRE USER FIELD %
	FYEND=0,1$,	% ENDFILE ALLOWED %
	FYREW=1,1$,	% REWIND ALLOWED  %
	FYREAD=2,1$,	% READING ALLOWED %
	FYWRITE=3,1$,	% WRITING ALLOWED %
	FYUPDAT=4,1$,	% UPDATING ALLOWED %
	FYDUMMY=5,1$,	% DUMMY CHANNEL   %
	FYERR=6,1$,	% WRITE ERRORS NOT TRAPPED %
	FPRIMARY=7,1$,	% PRIMARY DEFAULT VALUE %

% SYSTEM BITS OF STATUS WORD %
	FSYS=18,18$,	% ENTIRE SYSTEM FIELD %
	FROPEN=18,1$,	% FILE OPEN FOR INPUT %
	FWOPEN=19,1$,	% FILE OPEN FOR OUTPUT %
	FEOF=20,1$,	% ENDFILE ENCOUNTERED %
	FIS35=21,1$,	% BIT 35 IS SET %
	FSET35=22,1$,	% SET BIT 35 ON NEXT WRITE %
	FSEQ=24,1$,	% PROCESSING SEQUENCE NO. %
	FPGMK=25,1$,	% PROCESSING PAGE MARK %
	FFISTAR=26,1$,	% FILE NAME IS "*" %
	FXSTAR=27,1$,	% EXTENSION NAME IS "*" %
	FUOPEN=28,1$,	% FILE OPEN FOR UPDATE %
	FDEVAS=29,1$,	% DEVICE ASSIGNED %
	FIOERR=30,1$,	% I/O ERROR DETECTED %
	FNSET=35,1$;	% CHANNEL NOT SET %
MACRO
	XFYEND=1^0$,	% ENDFILE ALLOWED %
	XFYREW=1^1$,	% REWIND ALLOWED  %
	XFYREAD=1^2$,	% READING ALLOWED %
	XFYWRITE=1^3$,	% WRITING ALLOWED %
	XFYUPDAT=1^4$,	% UPDATE ALLOWED %
	XFYDUMMY=1^5$,	% DUMMY CHANNEL %
	XFYERR=1^6$,	% ALLOW WRITE ERROR TRAP %
	XFPRIMARY=1^7$;	% PRIMARY DEFAULT VALUE %
MACRO	OTHER=-1$;
%(
	MACROS WHICH DEFINE THE CALLS
)%
MACRO	UMAX=0$,	% MAXIMUM CHANNEL %
	UMODE=1$,	% DATA MODE %
	UDEV=2$,	% DEVICE IN SIXBIT %
	UOBUFF=3$,	% OUTPUT BUFFER HEADER POINTER %
	UIBUFF=4$,	% INPUT BUFFER HEADER POINTER %
	UOBUFFR=5$,	% ADDR OF OUTPUT BUFFER %
	UOPTR=6$,	% OUTPUT BUFFER BYTE POINTER %
	UOCNT=7$,	% OUTPUT BUFFER BYTE COUNT %
	UIBUFFR=8$,	% ADDR OF INPUT BUFFER %
	UIPTR=9$,	% INPUT BUFFER BYTE POINTER %
	UICNT=10$,	% INPUT BUFFER BYTE COUNT %
	UFILE=11$,	% FILE NAME IN SIXBIT %
	UEXT=12$,	% EXTENSION NAME IN SIXBIT %
	UBLK=13$,	% %
	UERR=14$,	% ERROR NUMBER %
	UPROT=15$,	% PROTECTION KEY %
	UDMODE=16$,	% CREATION DATA MODE %
	UTIME=17$,	% CREATION TIME %
	UDATE=18$,	% CREATION DATE %
	UPPN=19$,	% PPN %
	USTAT=20$,	% USER BITS OF STATUS WORD %
	USSTAT=21$,	% SYSTEM BITS OF STATUS WORD %
	USWITCH=22$,	% SWITCH WORD %
	UREPROT=23$;	% REPROTECTION WORD %
MACRO	USIZ=24$;	% FILE SIZE %
MACRO	MAX=24$;	% MAXIMUM CODE ALLOWED %
EXTERNAL IOZERROR,IOERR;
EXTERNAL CHNLMAX,INVALID;
GLOBAL ROUTINE GETTBL(CHNL,CODE)=
    BEGIN
	BIND VECTOR CHAN=CHNLTAB[.CHNL,0]<0,36>;
	IF .CODE EQL UMAX THEN RETURN .CHNLMAX;
	IF INVALID(.CHNL,14) THEN RETURN 0;
	IF .CODE GTR MAX OR .CODE LSS 0 THEN (IOZERROR_.CODE;IOERR(40); RETURN 0);
	CASE .CODE OF
		SET
	%UMAX:%		.CHNLMAX;
	%UMODE:%	.FMODE;
	%UDEV:%		.FDEV;
	%UOBUFF:%	.FBUFO;
	%UIBUFF:%	.FBUFI;
	%UOBUFFR:%	.FOBUFH;
	%UOPTR:%	.FOPTR;
	%UOCNT:%	.FOCNT;
	%UIBUFFR:%	.FIBUFH;
	%UIPTR:%	.FIPTR;
	%UICNT:%	.FICNT;
	%UFILE:%	.FFILE;
	%UEXT:%		.FEXT<18,18>^18;
	%UBLK:%		.FBLK;
	%UERR:%		.FERR;
	%UPROT:%	.FPROT;
	%UDMODE:%	.FDMODE;
	%UTIME:%	.FTIME;
	%UDATE:%	.FDATE;
	%UPPN:%		.FPPN;
	%USTAT:%	.FSTATUS<FUSER>;
	%USSTAT:%	.FSTATUS<FSYS>^18;
	%USWITCH:%	.FSWITCH;
	%UREPROT:%	.FNEWPR;
	%USIZ:%		.FSIZ;
	TES
    END;
GLOBAL ROUTINE SETTBL(CHNL,CODE,DATA)=
BEGIN
	BIND VECTOR CHAN=CHNLTAB[.CHNL,0]<0,36>;
	IF .CODE EQL UMAX THEN (IF .DATA GTR TABMAX OR .DATA LSS 0
		THEN (IOZERROR_.DATA; IOERR(43); RETURN 0) ELSE
			(CHNLMAX_.DATA; RETURN 0));
	IF INVALID(.CHNL,20) THEN RETURN 0;
	IF .CODE GTR MAX OR .CODE LSS 0 THEN (IOZERROR_.CODE; IOERR(41); RETURN 0);
	IF .CODE EQL USSTAT THEN DATA_.DATA^(-18);
	(CASE .CODE OF
		SET
	%UMAX:%		CHNLMAX;
	%UMODE:%	FMODE;
	%UDEV:%		FDEV;
	%UOBUFF:%	FBUFO;
	%UIBUFF:%	FBUFI;
	%UOBUFFR:%	FOBUFH;
	%UOPTR:%	FOPTR;
	%UOCNT:%	FOCNT;
	%UIBUFFR:%	FIBUFH;
	%UIPTR:%	FIPTR;
	%UICNT:%	FICNT;
	%UFILE:%	FFILE;
	%UEXT:%		FEXT<18,18>;
	%UBLK:%		FBLK;
	%UERR:%		FERR;
	%UPROT:%	FPROT;
	%UDMODE:%	FDMODE;
	%UTIME:%	FTIME;
	%UDATE:%	FDATE;
	%UPPN:%		FPPN;
	%USTAT:%	FSTATUS<FUSER>;
	%USSTAT:%	FSTATUS<FSYS>;
	%USWITCH:%	FSWITCH;
	%UREPROT:%	FNEWPR;
	%USIZ:%		FSIZ;
	TES)
	_ .DATA;
END;
END ELUDOM