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Diffstat (limited to 'usr.bin/window/ttzapple.c')
-rw-r--r--usr.bin/window/ttzapple.c486
1 files changed, 0 insertions, 486 deletions
diff --git a/usr.bin/window/ttzapple.c b/usr.bin/window/ttzapple.c
deleted file mode 100644
index 80e13518f434..000000000000
--- a/usr.bin/window/ttzapple.c
+++ /dev/null
@@ -1,486 +0,0 @@
-/*
- * Copyright (c) 1989, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Edward Wang at The University of California, Berkeley.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef lint
-static char sccsid[] = "@(#)ttzapple.c 8.1 (Berkeley) 6/6/93";
-static char rcsid[] =
- "$FreeBSD$";
-#endif /* not lint */
-
-#include "ww.h"
-#include "tt.h"
-#include "char.h"
-#include <stdio.h>
-
-/*
-zz|zapple|perfect apple:\
- :am:pt:co#80:li#24:le=^H:nd=^F:up=^K:do=^J:\
- :ho=\E0:ll=\E1:cm=\E=%+ %+ :ch=\E<%+ :cv=\E>%+ :\
- :cl=\E4:ce=\E2:cd=\E3:rp=\E@%.%+ :\
- :so=\E+:se=\E-:\
- :dc=\Ec:DC=\EC%+ :ic=\Ei:IC=\EI%+ :\
- :al=\Ea:AL=\EA%+ :dl=\Ed:DL=\ED%+ :\
- :sf=\Ef:SF=\EF%+ :sr=\Er:SR=\ER%+ :cs=\E?%+ %+ :\
- :is=\E-\ET :
-*/
-
-#define NCOL 80
-#define NROW 24
-#define TOKEN_MAX 32
-
-extern short gen_frame[];
-
- /* for error correction */
-int zz_ecc;
-int zz_lastc;
-
- /* for checkpointing */
-int zz_sum;
-
-zz_setmodes(new)
-{
- if (new & WWM_REV) {
- if ((tt.tt_modes & WWM_REV) == 0)
- ttesc('+');
- } else
- if (tt.tt_modes & WWM_REV)
- ttesc('-');
- tt.tt_modes = new;
-}
-
-zz_insline(n)
-{
- if (n == 1)
- ttesc('a');
- else {
- ttesc('A');
- ttputc(n + ' ');
- }
-}
-
-zz_delline(n)
-{
- if (n == 1)
- ttesc('d');
- else {
- ttesc('D');
- ttputc(n + ' ');
- }
-}
-
-zz_putc(c)
- char c;
-{
- if (tt.tt_nmodes != tt.tt_modes)
- zz_setmodes(tt.tt_nmodes);
- ttputc(c);
- if (++tt.tt_col == NCOL)
- tt.tt_col = 0, tt.tt_row++;
-}
-
-zz_write(p, n)
- register char *p;
- register n;
-{
- if (tt.tt_nmodes != tt.tt_modes)
- zz_setmodes(tt.tt_nmodes);
- ttwrite(p, n);
- tt.tt_col += n;
- if (tt.tt_col == NCOL)
- tt.tt_col = 0, tt.tt_row++;
-}
-
-zz_move(row, col)
- register row, col;
-{
- register x;
-
- if (tt.tt_row == row) {
-same_row:
- if ((x = col - tt.tt_col) == 0)
- return;
- if (col == 0) {
- ttctrl('m');
- goto out;
- }
- switch (x) {
- case 2:
- ttctrl('f');
- case 1:
- ttctrl('f');
- goto out;
- case -2:
- ttctrl('h');
- case -1:
- ttctrl('h');
- goto out;
- }
- if ((col & 7) == 0 && x > 0 && x <= 16) {
- ttctrl('i');
- if (x > 8)
- ttctrl('i');
- goto out;
- }
- ttesc('<');
- ttputc(col + ' ');
- goto out;
- }
- if (tt.tt_col == col) {
- switch (row - tt.tt_row) {
- case 2:
- ttctrl('j');
- case 1:
- ttctrl('j');
- goto out;
- case -2:
- ttctrl('k');
- case -1:
- ttctrl('k');
- goto out;
- }
- if (col == 0) {
- if (row == 0)
- goto home;
- if (row == NROW - 1)
- goto ll;
- }
- ttesc('>');
- ttputc(row + ' ');
- goto out;
- }
- if (col == 0) {
- if (row == 0) {
-home:
- ttesc('0');
- goto out;
- }
- if (row == tt.tt_row + 1) {
- /*
- * Do newline first to match the sequence
- * for scroll down and return
- */
- ttctrl('j');
- ttctrl('m');
- goto out;
- }
- if (row == NROW - 1) {
-ll:
- ttesc('1');
- goto out;
- }
- }
- /* favor local motion for better compression */
- if (row == tt.tt_row + 1) {
- ttctrl('j');
- goto same_row;
- }
- if (row == tt.tt_row - 1) {
- ttctrl('k');
- goto same_row;
- }
- ttesc('=');
- ttputc(' ' + row);
- ttputc(' ' + col);
-out:
- tt.tt_col = col;
- tt.tt_row = row;
-}
-
-zz_start()
-{
- ttesc('T');
- ttputc(TOKEN_MAX + ' ');
- ttesc('U');
- ttputc('!');
- zz_ecc = 1;
- zz_lastc = -1;
- ttesc('v');
- ttflush();
- zz_sum = 0;
- zz_setscroll(0, NROW - 1);
- zz_clear();
- zz_setmodes(0);
-}
-
-zz_reset()
-{
- zz_setscroll(0, NROW - 1);
- tt.tt_modes = WWM_REV;
- zz_setmodes(0);
- tt.tt_col = tt.tt_row = -10;
-}
-
-zz_end()
-{
- ttesc('T');
- ttputc(' ');
- ttesc('U');
- ttputc(' ');
- zz_ecc = 0;
-}
-
-zz_clreol()
-{
- ttesc('2');
-}
-
-zz_clreos()
-{
- ttesc('3');
-}
-
-zz_clear()
-{
- ttesc('4');
- tt.tt_col = tt.tt_row = 0;
-}
-
-zz_insspace(n)
-{
- if (n == 1)
- ttesc('i');
- else {
- ttesc('I');
- ttputc(n + ' ');
- }
-}
-
-zz_delchar(n)
-{
- if (n == 1)
- ttesc('c');
- else {
- ttesc('C');
- ttputc(n + ' ');
- }
-}
-
-zz_scroll_down(n)
-{
- if (n == 1)
- if (tt.tt_row == NROW - 1)
- ttctrl('j');
- else
- ttesc('f');
- else {
- ttesc('F');
- ttputc(n + ' ');
- }
-}
-
-zz_scroll_up(n)
-{
- if (n == 1)
- ttesc('r');
- else {
- ttesc('R');
- ttputc(n + ' ');
- }
-}
-
-zz_setscroll(top, bot)
-{
- ttesc('?');
- ttputc(top + ' ');
- ttputc(bot + ' ');
- tt.tt_scroll_top = top;
- tt.tt_scroll_bot = bot;
-}
-
-int zz_debug = 0;
-
-zz_set_token(t, s, n)
- char *s;
-{
- if (tt.tt_nmodes != tt.tt_modes)
- zz_setmodes(tt.tt_nmodes);
- if (zz_debug) {
- char buf[100];
- zz_setmodes(WWM_REV);
- (void) sprintf(buf, "%02x=", t);
- ttputs(buf);
- tt.tt_col += 3;
- }
- ttputc(0x80);
- ttputc(t + 1);
- s[n - 1] |= 0x80;
- ttwrite(s, n);
- s[n - 1] &= ~0x80;
-}
-
-/*ARGSUSED*/
-zz_put_token(t, s, n)
- char *s;
-{
- if (tt.tt_nmodes != tt.tt_modes)
- zz_setmodes(tt.tt_nmodes);
- if (zz_debug) {
- char buf[100];
- zz_setmodes(WWM_REV);
- (void) sprintf(buf, "%02x>", t);
- ttputs(buf);
- tt.tt_col += 3;
- }
- ttputc(t + 0x81);
-}
-
-zz_rint(p, n)
- char *p;
-{
- register i;
- register char *q;
-
- if (!zz_ecc)
- return n;
- for (i = n, q = p; --i >= 0;) {
- register c = (unsigned char) *p++;
-
- if (zz_lastc == 0) {
- switch (c) {
- case 0:
- *q++ = 0;
- zz_lastc = -1;
- break;
- case 1: /* start input ecc */
- zz_ecc = 2;
- zz_lastc = -1;
- wwnreadstat++;
- break;
- case 2: /* ack checkpoint */
- tt.tt_ack = 1;
- zz_lastc = -1;
- wwnreadack++;
- break;
- case 3: /* nack checkpoint */
- tt.tt_ack = -1;
- zz_lastc = -1;
- wwnreadnack++;
- break;
- default:
- zz_lastc = c;
- wwnreadec++;
- }
- } else if (zz_ecc == 1) {
- if (c)
- *q++ = c;
- else
- zz_lastc = 0;
- } else {
- if (zz_lastc < 0) {
- zz_lastc = c;
- } else if (zz_lastc == c) {
- *q++ = zz_lastc;
- zz_lastc = -1;
- } else {
- wwnreadec++;
- zz_lastc = c;
- }
- }
- }
- return q - (p - n);
-}
-
-zz_checksum(p, n)
- register char *p;
- register n;
-{
- while (--n >= 0) {
- register c = *p++ & 0x7f;
- c ^= zz_sum;
- zz_sum = c << 1 | c >> 11 & 1;
- }
-}
-
-zz_compress(flag)
-{
- if (flag)
- tt.tt_checksum = 0;
- else
- tt.tt_checksum = zz_checksum;
-}
-
-zz_checkpoint()
-{
- static char x[] = { ctrl('['), 'V', 0, 0 };
-
- zz_checksum(x, sizeof x);
- ttesc('V');
- ttputc(' ' + (zz_sum & 0x3f));
- ttputc(' ' + (zz_sum >> 6 & 0x3f));
- ttflush();
- zz_sum = 0;
-}
-
-tt_zapple()
-{
- tt.tt_insspace = zz_insspace;
- tt.tt_delchar = zz_delchar;
- tt.tt_insline = zz_insline;
- tt.tt_delline = zz_delline;
- tt.tt_clreol = zz_clreol;
- tt.tt_clreos = zz_clreos;
- tt.tt_scroll_down = zz_scroll_down;
- tt.tt_scroll_up = zz_scroll_up;
- tt.tt_setscroll = zz_setscroll;
- tt.tt_availmodes = WWM_REV;
- tt.tt_wrap = 1;
- tt.tt_retain = 0;
- tt.tt_ncol = NCOL;
- tt.tt_nrow = NROW;
- tt.tt_start = zz_start;
- tt.tt_reset = zz_reset;
- tt.tt_end = zz_end;
- tt.tt_write = zz_write;
- tt.tt_putc = zz_putc;
- tt.tt_move = zz_move;
- tt.tt_clear = zz_clear;
- tt.tt_setmodes = zz_setmodes;
- tt.tt_frame = gen_frame;
- tt.tt_padc = TT_PADC_NONE;
- tt.tt_ntoken = 127;
- tt.tt_set_token = zz_set_token;
- tt.tt_put_token = zz_put_token;
- tt.tt_token_min = 1;
- tt.tt_token_max = TOKEN_MAX;
- tt.tt_set_token_cost = 2;
- tt.tt_put_token_cost = 1;
- tt.tt_compress = zz_compress;
- tt.tt_checksum = zz_checksum;
- tt.tt_checkpoint = zz_checkpoint;
- tt.tt_reset = zz_reset;
- tt.tt_rint = zz_rint;
- return 0;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-17 18:38:11 +0000