| 0,0 → 1,127 |
|---|
| (* |
| Copyright 2021 Anton Krotov |
| |
| This file is part of CEdit. |
| |
| CEdit 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. |
| |
| CEdit 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 CEdit. If not, see <http://www.gnu.org/licenses/>. |
| *) |
| |
| MODULE Encodings; |
| |
| CONST |
| CP866* = 0; W1251* = 1; UTF8* = 2; UTF8BOM* = 3; UTF16LE* = 4; |
| |
| UNDEF* = -1; |
| |
| TYPE |
| CP = ARRAY 256 OF INTEGER; |
| |
| VAR |
| cpW1251*, cp866*: CP; |
| UNI*: ARRAY 65536, 2 OF INTEGER; |
| |
| |
| PROCEDURE InitCP (VAR cp: CP); |
| VAR |
| i: INTEGER; |
| BEGIN |
| FOR i := 0H TO 7FH DO |
| cp[i] := i |
| END |
| END InitCP; |
| |
| |
| PROCEDURE Init8 (VAR cp: CP; VAR n: INTEGER; a, b, c, d, e, f, g, h: INTEGER); |
| BEGIN |
| cp[n] := a; INC(n); |
| cp[n] := b; INC(n); |
| cp[n] := c; INC(n); |
| cp[n] := d; INC(n); |
| cp[n] := e; INC(n); |
| cp[n] := f; INC(n); |
| cp[n] := g; INC(n); |
| cp[n] := h; INC(n); |
| END Init8; |
| |
| |
| PROCEDURE InitW1251 (VAR cp: CP); |
| VAR |
| n, i: INTEGER; |
| BEGIN |
| n := 80H; |
| Init8(cp, n, 0402H, 0403H, 201AH, 0453H, 201EH, 2026H, 2020H, 2021H); |
| Init8(cp, n, 20ACH, 2030H, 0409H, 2039H, 040AH, 040CH, 040BH, 040FH); |
| Init8(cp, n, 0452H, 2018H, 2019H, 201CH, 201DH, 2022H, 2013H, 2014H); |
| Init8(cp, n, UNDEF, 2122H, 0459H, 203AH, 045AH, 045CH, 045BH, 045FH); |
| Init8(cp, n, 00A0H, 040EH, 045EH, 0408H, 00A4H, 0490H, 00A6H, 00A7H); |
| Init8(cp, n, 0401H, 00A9H, 0404H, 00ABH, 00ACH, 00ADH, 00AEH, 0407H); |
| Init8(cp, n, 00B0H, 00B1H, 0406H, 0456H, 0491H, 00B5H, 00B6H, 00B7H); |
| Init8(cp, n, 0451H, 2116H, 0454H, 00BBH, 0458H, 0405H, 0455H, 0457H); |
| FOR i := 0410H TO 044FH DO |
| cp[i - 350H] := i |
| END; |
| InitCP(cp) |
| END InitW1251; |
| |
| |
| PROCEDURE InitCP866 (VAR cp: CP); |
| VAR |
| n, i: INTEGER; |
| BEGIN |
| FOR i := 0410H TO 043FH DO |
| cp[i - 0410H + 80H] := i |
| END; |
| FOR i := 0440H TO 044FH DO |
| cp[i - 0440H + 0E0H] := i |
| END; |
| n := 0B0H; |
| Init8(cp, n, 2591H, 2592H, 2593H, 2502H, 2524H, 2561H, 2562H, 2556H); |
| Init8(cp, n, 2555H, 2563H, 2551H, 2557H, 255DH, 255CH, 255BH, 2510H); |
| Init8(cp, n, 2514H, 2534H, 252CH, 251CH, 2500H, 253CH, 255EH, 255FH); |
| Init8(cp, n, 255AH, 2554H, 2569H, 2566H, 2560H, 2550H, 256CH, 2567H); |
| Init8(cp, n, 2568H, 2564H, 2565H, 2559H, 2558H, 2552H, 2553H, 256BH); |
| Init8(cp, n, 256AH, 2518H, 250CH, 2588H, 2584H, 258CH, 2590H, 2580H); |
| |
| n := 0F0H; |
| Init8(cp, n, 0401H, 0451H, 0404H, 0454H, 0407H, 0457H, 040EH, 045EH); |
| Init8(cp, n, 00B0H, 2219H, 00B7H, 221AH, 2116H, 00A4H, 25A0H, 00A0H); |
| |
| InitCP(cp) |
| END InitCP866; |
| |
| |
| PROCEDURE setUNI; |
| VAR |
| i: INTEGER; |
| BEGIN |
| FOR i := 0 TO 65535 DO |
| UNI[i, CP866] := UNDEF; |
| UNI[i, W1251] := UNDEF; |
| END; |
| FOR i := 0 TO 255 DO |
| IF cpW1251[i] # UNDEF THEN |
| UNI[cpW1251[i], W1251] := i |
| END; |
| IF cp866[i] # UNDEF THEN |
| UNI[cp866[i], CP866] := i |
| END |
| END |
| END setUNI; |
| |
| |
| BEGIN |
| InitW1251(cpW1251); |
| InitCP866(cp866); |
| setUNI |
| END Encodings. |