(* Release 3.10 *)
(*-------------------------------------------------------------------------*
*                                                                          *
*  PASLIB.DEF - Modula-2 interface to PASLIB.ITF                           *
*                                                                          *
*  COPYRIGHT (C) 1989..1992 Clarion Software Corporation.                  *
*  All Rights Reserved                                                     *
*                                                                          *
*--------------------------------------------------------------------------*)

(*# project("#set tspas='on'") *)
(*# call(o_a_copy => off, o_a_size=>off) *)
(*# module(implementation=>off) *)
(*%F _fdata *)
(*# call(seg_name => null) *)
(*# data(seg_name => null) *)
(*%E *)

DEFINITION MODULE PasLib;

TYPE
  String80  = ARRAY [0..80] OF CHAR;  (* Byte 0 contains length *)
  maxstring = ARRAY [0..256] OF CHAR; (* Byte 0 contains length *)
  convstring = String80;              (* Byte 0 contains length *)
  namestring = String80;              (* Byte 0 contains length *)
  cmpres    = [-1..1];
  ifilemode = (rm,wm);
  States    = (Initialized, TextFile, TempFile, EOLinBuffer, Device, Assigned, ACrt, App);
  filetype  = RECORD
                bufferptr: ADDRESS;  (* must be first field of RECORD          *)
                objectsize:CARDINAL;    (* must be second field of RECORD         *)
                state: SET OF States;   (* must be third 3 field of RECORD, zero  *)
                                   (* length name indicates a temporary file *)
                mode: ifilemode;
                handle: CARDINAL;
                name:   String80;
                stream: ADDRESS;
              END;

VAR
  _input: filetype;
  _output: filetype;
  winio: BOOLEAN;
  ClearOnAllocate :BOOLEAN;
  IOCheck   : BOOLEAN;
  IsoFormatting: BOOLEAN;
  HeapError : PROCEDURE(CARDINAL): INTEGER;
  RandSeed  : LONGINT;
  IOBufferSize : CARDINAL;
  FileMode  : CARDINAL;

CONST
  DefaultBufferSize = 512;

PROCEDURE _allocate(VAR p:ADDRESS; s:CARDINAL);
PROCEDURE _deallocate(p:ADDRESS; s:CARDINAL);
PROCEDURE HALT;

PROCEDURE _wrint(i:LONGINT;w:INTEGER);
PROCEDURE _wrbool(b:BOOLEAN;w:INTEGER);
PROCEDURE _wrchar(c:CHAR;w:INTEGER);
PROCEDURE _wrastr(size, low, high: CARDINAL; s: ARRAY OF CHAR;w:INTEGER);
PROCEDURE _wrreal(r:LONGREAL;w:INTEGER;d:INTEGER);
PROCEDURE _wrcstr(l:INTEGER; s: ADDRESS; w:INTEGER);
PROCEDURE _wrln;
PROCEDURE _page;
PROCEDURE  _eoln():BOOLEAN;
PROCEDURE  _eof():BOOLEAN;

PROCEDURE _f_wrint(VAR f:filetype;i:LONGINT;w:INTEGER);
PROCEDURE _f_wrbool(VAR f:filetype;b:BOOLEAN;w:INTEGER);
PROCEDURE _f_wrchar(VAR f:filetype;c:CHAR;w:INTEGER);
PROCEDURE _f_wrastr(VAR f:filetype;size, low, high: CARDINAL; s: ARRAY OF CHAR;w:INTEGER);
PROCEDURE _f_wrcstr(VAR f:filetype;l:INTEGER;s: ADDRESS;w:INTEGER);
PROCEDURE _f_wrbin(VAR f:filetype;v: ADDRESS);
PROCEDURE _f_wrreal(VAR f:filetype;r:LONGREAL;w:INTEGER;d:INTEGER);
PROCEDURE _f_wrln(VAR f:filetype);
PROCEDURE _f_page(VAR f:filetype);
PROCEDURE  _f_eoln(VAR f:filetype):BOOLEAN;
PROCEDURE  _f_eof(VAR f:filetype):BOOLEAN;

PROCEDURE _rdint(VAR i:LONGINT);
PROCEDURE _rdchar(VAR c:CHAR);
PROCEDURE _rdbool(VAR b:BOOLEAN);
PROCEDURE _rdstr(size: BYTE; VAR s:maxstring;len:INTEGER);
PROCEDURE _rdreal(VAR r:LONGREAL);
PROCEDURE _rdln;

PROCEDURE _f_rdint(VAR f:filetype;VAR i:LONGINT);
PROCEDURE _f_rdchar(VAR f:filetype;VAR c:CHAR);
PROCEDURE _f_rdbool(VAR f:filetype;VAR b:BOOLEAN;w:INTEGER);
PROCEDURE _f_rdstr(VAR f:filetype;size: BYTE; VAR s:maxstring;len: INTEGER);
PROCEDURE _f_rdbin(VAR f:filetype;v: ADDRESS);
PROCEDURE _f_rdreal(VAR f:filetype;VAR r:LONGREAL);
PROCEDURE _f_rdln(VAR f:filetype);

PROCEDURE _rewrite(VAR f:filetype;rs:CARDINAL; IsText: BOOLEAN);
PROCEDURE _append(VAR f:filetype;rs:CARDINAL; IsText: BOOLEAN);
PROCEDURE _reset(VAR f:filetype;rs:CARDINAL; IsText: BOOLEAN);

PROCEDURE assign(VAR f:filetype; size: BYTE; name: namestring);
PROCEDURE put(VAR f:filetype);
PROCEDURE get(VAR f:filetype);
PROCEDURE close(VAR f:filetype);

(* I/O extensions *)

PROCEDURE  FilePos(VAR f: filetype): LONGINT;
PROCEDURE  FileSize(VAR f: filetype): LONGINT;
PROCEDURE  Seek(VAR f: filetype; pos: LONGINT);
PROCEDURE  Flush(VAR f: filetype);
PROCEDURE  IOresult(): CARDINAL;

PROCEDURE  Rename(VAR f: filetype; size: BYTE; newname: ARRAY OF CHAR );
PROCEDURE  Truncate(VAR f: filetype);
PROCEDURE  Exists(VAR f: filetype): BOOLEAN;
PROCEDURE  Erase(VAR f: filetype);

TYPE
  DateTime = RECORD
               Year, Month, Day, Hour, Min, Sec: CARDINAL;
             END;

PROCEDURE PackTime(VAR DT: DateTime; VAR Time: LONGINT);
PROCEDURE UnpackTime(Time: LONGINT; VAR DT: DateTime);
PROCEDURE GetFTime(f: ADDRESS; VAR Time: LONGINT);
PROCEDURE SetFTime(f: ADDRESS; Time: LONGINT);

PROCEDURE GetFAttr(f: ADDRESS; VAR Attr: CARDINAL);
PROCEDURE SetFAttr(f: ADDRESS; Attr: CARDINAL);

PROCEDURE SetIOR(code: CARDINAL);

(******************)

PROCEDURE  _strcompare(s1,s2: ADDRESS):cmpres;

PROCEDURE _bindfile(VAR f:filetype;n:CARDINAL);

(*# save *)
(*# call(seg_name=>null) *)

PROCEDURE   sin(r:LONGREAL):LONGREAL;
PROCEDURE   cos(r:LONGREAL):LONGREAL;
PROCEDURE   exp(r:LONGREAL):LONGREAL;
PROCEDURE   log10(r:LONGREAL):LONGREAL;
PROCEDURE   pow(x, y:LONGREAL):LONGREAL;
PROCEDURE   ln(r:LONGREAL):LONGREAL;
PROCEDURE   sqrt(r:LONGREAL):LONGREAL;
PROCEDURE   arctan(r:LONGREAL):LONGREAL;
PROCEDURE   frac(r:LONGREAL):LONGREAL;
PROCEDURE   sqr(r:LONGREAL):LONGREAL;

(* Math Extensions *)

PROCEDURE   arccos(x: LONGREAL): LONGREAL;
PROCEDURE   arcsin(x: LONGREAL): LONGREAL;
PROCEDURE   arctan2(x: LONGREAL; y: LONGREAL): LONGREAL;
PROCEDURE   cosh(x: LONGREAL): LONGREAL;
PROCEDURE   sinh(x: LONGREAL): LONGREAL;
PROCEDURE   tanh(x: LONGREAL): LONGREAL;
PROCEDURE   tan(x: LONGREAL): LONGREAL;

PROCEDURE   frexp(x: LONGREAL; VAR expo: INTEGER): LONGREAL;

PROCEDURE   hypot(x, y: LONGREAL): LONGREAL;

(*# restore *)

PROCEDURE randomize;
PROCEDURE random(range: CARDINAL): CARDINAL;

PROCEDURE FreeMem(VAR p: ADDRESS; size: CARDINAL);
PROCEDURE GetMem(VAR p: ADDRESS; size: CARDINAL);
PROCEDURE  MaxAvail(): LONGINT;
PROCEDURE  MemAvail(): LONGINT;

PROCEDURE FillChar(x: ADDRESS; count: CARDINAL; ch: BYTE);
PROCEDURE Move(source, dest: ADDRESS; count: CARDINAL);
PROCEDURE  Compare(Source: ADDRESS; Dest: ADDRESS; Len: CARDINAL) : CARDINAL;
PROCEDURE  ScanR(Dest: ADDRESS; Count: CARDINAL; Value: SHORTCARD) : CARDINAL;
PROCEDURE  ScanL(Dest: ADDRESS; Count: CARDINAL; Value: SHORTCARD) : CARDINAL;
PROCEDURE  ScanNeR(Dest: ADDRESS; Count: CARDINAL; Value: SHORTCARD) : CARDINAL;
PROCEDURE  ScanNeL(Dest: ADDRESS; Count: CARDINAL; Value: SHORTCARD) : CARDINAL;

CONST
(*%T _fptr *)
  Ret = 0CBH;
(*%E *)
(*%F _fptr *)
  Ret = 0C3H;
(*%E *)
TYPE
  A7 = ARRAY [0..6] OF SHORTCARD;
  A5 = ARRAY [0..4] OF SHORTCARD;
(*# save *)
(*%F _fptr *)
(*# call(reg_param=>(si,di,cx),reg_saved=>(ds,st1,st2), inline=>on) *)
INLINE PROCEDURE FastMove(source, dest: ADDRESS; num: CARDINAL)=A5(1EH,07H,0F3H,0A4H,Ret);
(*%E *)
(*%T _fptr *)
(*# call(reg_param=>(si,dx,es,di,cx),reg_saved=>(ds,st1,st2), inline=>on) *)
INLINE PROCEDURE FastMove(source, dest: ADDRESS; num: CARDINAL)=A7(1EH,8EH,0DAH,0F3H,0A4H,1FH,Ret);
(*%E *)
(*# restore *)

PROCEDURE IntToStr(V: LONGINT; size: BYTE; VAR S: convstring; Base: CARDINAL; VAR OK: BOOLEAN);

PROCEDURE  StrToInt(size: BYTE; VAR S: ARRAY OF CHAR; Base: CARDINAL; VAR OK: BOOLEAN) : LONGINT;

PROCEDURE  StrToReal(size: BYTE; VAR S: ARRAY OF CHAR; VAR OK: BOOLEAN) : LONGREAL;

PROCEDURE RealToStr(RN: LONGREAL; Digits: INTEGER; VAR Width: INTEGER;
                   size: BYTE; VAR S: ARRAY OF CHAR;
                   VAR OK: BOOLEAN);

PROCEDURE  Caps(size: BYTE; VAR s1: ARRAY OF CHAR);
PROCEDURE  CharPos(size: BYTE; Source: ARRAY OF CHAR; c: CHAR) : CARDINAL;
PROCEDURE  Delete(size: BYTE; VAR s: ARRAY OF CHAR; index: CARDINAL; count: CARDINAL);
PROCEDURE  Insert(size: BYTE; source: ARRAY OF CHAR; size: BYTE; VAR s: ARRAY OF CHAR; index: CARDINAL);
PROCEDURE  Lows(size: BYTE; VAR s1: ARRAY OF CHAR);
PROCEDURE  Match(size: BYTE; Source: ARRAY OF CHAR; Psize: BYTE; Pattern: ARRAY OF CHAR) : BOOLEAN;
PROCEDURE  NextPos(size: BYTE; substr: ARRAY OF CHAR; size: BYTE; s: ARRAY OF CHAR; place: SHORTCARD): SHORTCARD;
PROCEDURE  Pos(size: BYTE; substr: ARRAY OF CHAR; size: BYTE; s: ARRAY OF CHAR): SHORTCARD;
PROCEDURE  RCharPos(size: BYTE; Source: ARRAY OF CHAR; c: CHAR) : CARDINAL;

END PasLib.