4 * Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
9 static char rcsid[] = "$Id$";
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172 :al=\E[L:dc=\E[P:dl=\E[M:ei=\E[4l:im=\E[4h:tc=vt100:
174 vt100|vt100-am|dec vt100 (w/advanced video):\
176 :co#80:it#8:li#24:vt#3:\
177 :DO=\E[%dB:LE=\E[%dD:RA=\E[?7l:RI=\E[%dC:SA=\E[?7h:\
179 :ac=``aaffggjjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~:\
180 :ae=^O:as=^N:bl=^G:cb=\E[1K:cd=\E[J:ce=\E[K:cl=\E[H\E[J:\
181 :cm=\E[%i%d;%dH:cr=^M:cs=\E[%i%d;%dr:ct=\E[3g:do=^J:\
182 :eA=\E(B\E)0:ho=\E[H:kb=^H:kd=\EOB:ke=\E[?1l\E>:kl=\EOD:\
183 :kr=\EOC:ks=\E[?1h\E=:ku=\EOA:le=^H:mb=\E[5m:md=\E[1m:\
184 :me=\E[m\017:mr=\E[7m:nd=\E[C:rc=\E8:\
185 :rs=\E>\E[?3l\E[?4l\E[?5l\E[?7h\E[?8h:sc=\E7:se=\E[m:\
186 :sf=^J:so=\E[7m:sr=\EM:st=\EH:ta=^I:ue=\E[m:up=\E[A:\
187 :us=\E[4m:tc=vt100+fnkeys:
189 vt100+fnkeys|dec vt100 numeric keypad:\
190 :k0=\EOy:k5=\EOt:k6=\EOu:k7=\EOv:k8=\EOl:k9=\EOw:k;=\EOx:\
193 vt100+pfkeys|dec vt100 numeric keypad:\
194 :@8=\EOM:k1=\EOP:k2=\EOQ:k3=\EOR:k4=\EOS:tc=vt100+keypad:
196 vt100+keypad|dec vt100 numeric keypad no fkeys:\
197 :K1=\EOq:K2=\EOr:K3=\EOs:K4=\EOp:K5=\EOn:
202 so the parser needs to be able to at least do
264 ansi|ansi/pc-term compatible with color:\
265 :u6=\E[%i%d;%dR:u7=\E[6n:u9=\E[c:tc=ecma+color:\
266 :tc=klone+sgr:tc=ansi-m:
267 ansi-m|ansi-mono|ANSI X3.64-1979 terminal with ANSI.SYS compatible attributes:\
269 :AL=\E[%dL:DC=\E[%dP:DL=\E[%dM:DO=\E[%dB:IC=\E[%d@:\
270 :LE=\E[%dD:RI=\E[%dC:SF=\E[%dS:SR=\E[%dT:UP=\E[%dA:\
271 :cb=\E[1K:ch=\E[%i%dG:ct=\E[2g:cv=\E[%i%dd:ec=\E[%dX:ei=:\
272 :im=:kB=\E[Z:kI=\E[L:kb=^H:kd=\E[B:kl=\E[D:kr=\E[C:ku=\E[A:\
273 :nw=\r\E[S:pf=\E[4i:po=\E[5i:s0=\E(B:s1=\E)B:s2=\E*B:\
274 :s3=\E+B:ta=\E[I:tc=pcansi-m:
275 pcansi-m|pcansi-mono|ibm-pc terminal programs claiming to be ansi (mono mode):\
278 :al=\E[L:bl=^G:bt=\E[Z:cd=\E[J:ce=\E[K:cl=\E[H\E[J:\
279 :cm=\E[%i%d;%dH:cr=^M:ct=\E[2g:dc=\E[P:dl=\E[M:do=\E[B:\
280 :ho=\E[H:kb=^H:kd=\E[B:kh=\E[H:kl=\E[D:kr=\E[C:ku=\E[A:\
281 :le=\E[D:nd=\E[C:sf=^J:st=\EH:ta=^I:up=\E[A:\
283 klone+sgr-dumb|attribute control for ansi.sys displays (no ESC [ 11 m):\
284 :as=\E[12m:mb=\E[5m:md=\E[1m:me=\E[0;10m:mk=\E[8m:\
285 :mr=\E[7m:se=\E[m:so=\E[7m:ue=\E[m:us=\E[4m:tc=klone+acs:
286 klone+acs|alternate character set for ansi.sys displays:\
287 :ac=+\020,\021-\030.^Y0\333`\004a\261f\370g\361h\260j\331k\277l\332m\300n\305o~p\304q\304r\304s_t\303u\264v\301w\302x\263y\363z\362{\343|\330}\234~\376:\
288 :ae=\E[10m:as=\E[11m:
289 ecma+color|color control for ECMA-48-compatible terminals:\
291 :AB=\E[4%dm:AF=\E[3%dm:op=\E[39;49m:
294 Ignoreing ones in the VT102 spec
324 #define TABLE_LENGTH 128
328 static char terminal_id[] = "vt102";
330 /* number of aditional chars after \033 ... to complete the escape if it's fixed length*/
331 int vt102_cmd_length[TABLE_LENGTH] = {
341 /* method for determining end if if's not fixed length, -ve numbers from #defines, +ve are literals */
343 int vt102_cmd_termination[TABLE_LENGTH] = {
365 if ((c >= 'a') && (c <= 'z'))
367 if ((c >= 'A') && (c <= 'Z'))
375 ctrl_chr (int ch, int term)
377 if ((term > 0) && (ch == term))
381 if ((ch > 0) && (ch < 040))
388 in_margins (VT102 * v, CRT_Pos p)
390 if (v->pos.x < v->top_margin.x)
392 if (v->pos.y < v->top_margin.y)
395 if (v->pos.x > v->bottom_margin.x)
397 if (v->pos.y > v->bottom_margin.y)
403 void vt102_do_resize(Context *c)
408 v->crt.size = v->current_size;
410 v->screen_end = v->current_size;
413 v->top_margin = v->screen_start;
414 v->bottom_margin = v->screen_end;
415 vt102_cursor_home (v);
419 tty_winch(c->t,v->current_size);
424 vt102_log_line (Context * c, int line)
426 CRT_Pos e = { c->v->current_size.x - 1, line };
427 CRT_Pos p = { 0, line };
428 char logbuf[4 * (VT102_MAX_COLS + 1)], *logptr = logbuf;
434 for (; e.x > 0; --e.x)
436 if (c->v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ')
440 for (; p.x <= e.x; ++p.x)
442 int ch = c->v->crt.screen[CRT_ADDR_POS (&p)].chr;
445 logptr += utf8_encode (logptr, ch);
449 c->l->log (c->l, logbuf);
452 /*Called for every upward scroll with same args*/
454 vt102_history (Context * c, CRT_Pos t, CRT_Pos b)
456 /*Only log if it scrolls off the top*/
461 history_add (c->h, &(c->v->crt.screen[CRT_ADDR_POS (&t)]));
465 vt102_clip_cursor (VT102 * v, CRT_Pos tl, CRT_Pos br)
480 vt102_cursor_normalize (VT102 * v)
482 CRT_Pos *top, *bottom;
484 if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE])
486 vt102_clip_cursor (v, v->top_margin, v->bottom_margin);
490 vt102_clip_cursor (v, v->screen_start, v->screen_end);
496 vt102_cursor_carriage_return (VT102 * v)
498 /*FISH*/ v->pos.x = v->top_margin.x;
503 vt102_cursor_advance_line (Context * c)
506 int couldscroll = in_margins (v, v->pos);
508 /*have wraped off end of last line in scrolling region */
509 /* (|| not necessary, but shuts compiler up */
510 if (((v->pos.y == v->bottom_margin.y) || (v->pos.y == v->screen_end.y)) &&
513 vt102_log_line (c, v->pos.y);
515 vt102_history (c, v->top_margin, v->bottom_margin);
517 crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
521 if (v->pos.y != v->screen_end.y)
528 vt102_cursor_retreat_line (Context * c)
531 int couldscroll = in_margins (v, v->pos);
533 /*have wraped off end of last line in scrolling region */
534 /* (|| not necessary, but shuts compiler up */
535 if (((v->pos.y == v->top_margin.y) || (v->pos.y == v->screen_start.y)) &&
538 vt102_log_line (c, v->pos.y);
540 crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
544 if (v->pos.y != v->screen_start.y)
551 vt102_do_pending_wrap (Context * c)
554 int couldscroll = in_margins (v, v->pos);
555 int autowrap = v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP];
557 if (!v->pending_wrap)
561 fprintf (stderr, "ca: (%d,%d) autowrap %d couldscroll %d\n", v->pos.x,
562 v->pos.y, autowrap, couldscroll);
565 /*End of line but no autowrap, nothing to do*/
569 /*End of screen and not allowed to scroll, nothing to do*/
570 if ((v->pos.y == v->screen_end.y) && (!couldscroll))
575 v->pos.x = v->top_margin.x;
582 vt102_cursor_advance_line (c);
586 vt102_cursor_advance (Context * c)
590 if (v->pos.x < v->bottom_margin.x)
598 if (!c->v->xn_glitch)
599 vt102_do_pending_wrap (c);
605 vt102_cursor_retreat (VT102 * v)
607 if (v->pos.x != v->top_margin.x)
616 vt102_reset_tabs (VT102 * v)
620 memset (v->tabs, 0, sizeof (v->tabs));
622 for (i = 0; i < VT102_MAX_COLS; i += 8)
628 vt102_cursor_advance_tab (VT102 * v)
630 if (v->pos.x == v->bottom_margin.x)
632 while (v->pos.x < v->bottom_margin.x)
635 if (v->tabs[v->pos.x])
642 vt102_cursor_retreat_tab (VT102 * v)
644 if (v->pos.x == v->top_margin.x)
646 while (v->pos.x > v->top_margin.x)
649 if (v->tabs[v->pos.x])
655 vt102_cursor_home (VT102 * v)
657 v->pos = v->top_margin;
658 vt102_cursor_normalize (v);
663 vt102_cursor_absolute (VT102 * v, int x, int y)
665 if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE])
667 v->pos.x = x + v->top_margin.x;
668 v->pos.y = y + v->top_margin.y;
675 vt102_cursor_normalize (v);
679 vt102_cursor_relative (VT102 * v, int x, int y)
683 vt102_cursor_normalize (v);
690 vt102_delete_from_line (VT102 * v, CRT_Pos p)
692 int n = v->bottom_margin.x - p.x;
700 memmove (&v->crt.screen[CRT_ADDR_POS (&p)],
701 &v->crt.screen[CRT_ADDR_POS (&p) + 1], sizeof (CRT_CA) * n);
704 v->crt.screen[CRT_ADDR (p.y, v->bottom_margin.x)].chr = ' ';
705 /*But not attr due to vt102 bug*/
709 vt102_insert_into_line (VT102 * v, CRT_Pos p)
711 int n = v->bottom_margin.x - p.x;
719 memmove (&v->crt.screen[CRT_ADDR_POS (&p) + 1],
720 &v->crt.screen[CRT_ADDR_POS (&p)], sizeof (CRT_CA) * n);
723 v->crt.screen[CRT_ADDR_POS (&p)].chr = ' ';
724 v->crt.screen[CRT_ADDR_POS (&p)].attr = CRT_ATTR_NORMAL;
725 v->crt.screen[CRT_ADDR_POS (&p)].color = CRT_COLOR_NORMAL;
731 vt102_change_mode (Context *c, int private, char *ns, int set)
748 if (m >= VT102_NMODES)
753 v->private_modes[m] = set;
756 case VT102_PRIVATE_MODE_CURSOR_MODE:
757 if (v->application_keypad_mode)
758 v->private_modes[m] = 0;
760 fprintf (stderr, "APPLICATION CURSOR MODE %d wanted %d\n",
761 v->private_modes[m], set);
764 case VT102_PRIVATE_MODE_ORIGIN_MODE:
765 vt102_cursor_home (v);
767 case VT102_PRIVATE_MODE_132COLS:
768 /* We don't implement 132 col mode - yet */
772 private_modes[VT102_PRIVATE_MODE_132COLS] ? VT102_COLS_132 :
784 fprintf (stderr, "mode set=%d private=%d num=%d\n", set, private, m);
789 vt102_parse_mode_string (Context *c, char *buf, int len)
793 char last = buf[len - 1];
797 memset (num, 0, sizeof (num));
798 o = sizeof (num) - 1;
816 vt102_change_mode (c, private, &num[o], last == 'h');
817 memset (num, 0, sizeof (num));
818 o = sizeof (num) - 1;
833 vt102_change_mode (c, private, &num[o], last == 'h');
839 vt102_change_attr (VT102 * v, char *na)
856 v->attr = CRT_ATTR_NORMAL;
857 v->color = CRT_COLOR_NORMAL;
860 v->attr |= CRT_ATTR_BOLD;
864 v->attr &= ~CRT_ATTR_BOLD;
867 v->attr |= CRT_ATTR_UNDERLINE;
870 v->attr &= ~CRT_ATTR_UNDERLINE;
873 v->attr |= CRT_ATTR_BLINK;
876 v->attr &= ~CRT_ATTR_BLINK;
879 v->attr |= CRT_ATTR_REVERSE;
882 v->attr &= ~CRT_ATTR_REVERSE;
892 v->color &= ~CRT_COLOR_FG_MASK;
893 v->color |= ((a - 30) << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
903 v->color &= ~CRT_COLOR_FG_MASK;
906 90) | CRT_COLOR_INTENSITY) << CRT_COLOR_FG_SHIFT) &
911 v->color &= ~CRT_COLOR_FG_MASK;
913 (CRT_FGCOLOR_NORMAL << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
923 v->color &= ~CRT_COLOR_BG_MASK;
924 v->color |= ((a - 40) << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
934 v->color &= ~CRT_COLOR_BG_MASK;
937 100) | CRT_COLOR_INTENSITY) << CRT_COLOR_BG_SHIFT) &
942 v->color &= ~CRT_COLOR_BG_MASK;
944 (CRT_BGCOLOR_NORMAL << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
950 fprintf (stderr, "unhandled SGR %d\n", a);
958 vt102_parse_attr_string (VT102 * v, char *buf, int len)
961 char last = buf[len - 1];
965 memset (num, 0, sizeof (num));
966 o = sizeof (num) - 1;
977 vt102_change_attr (v, &num[o]);
978 memset (num, 0, sizeof (num));
979 o = sizeof (num) - 1;
993 vt102_change_attr (v, &num[o]);
997 vt102_save_state (VT102 * v)
999 v->saved.pos = v->pos;
1000 v->saved.attr = v->attr;
1001 v->saved.color = v->color;
1002 v->saved.origin_mode = v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE];
1006 vt102_restore_state (VT102 * v)
1008 v->pos = v->saved.pos;
1009 v->attr = v->saved.attr;
1010 v->color = v->saved.color;
1011 v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE] = v->saved.origin_mode;
1012 vt102_cursor_normalize (v);
1013 v->pending_wrap = 0;
1017 vt102_regular_char (Context * c, VT102 * v, uint32_t ch)
1021 vt102_do_pending_wrap (c);
1024 if (v->modes[VT102_MODE_INSERT])
1025 vt102_insert_into_line (v, v->pos);
1027 v->last_reg_char = ch;
1030 if (ch < VT102_CHARSET_SIZE)
1033 if ((cs = vt102_charset_c0[ch]))
1037 else if ((cs = charset_from_csid[v->g[v->cs]][ch]))
1042 v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = ch;
1043 v->crt.screen[CRT_ADDR_POS (&v->pos)].attr = v->attr;
1044 v->crt.screen[CRT_ADDR_POS (&v->pos)].color = v->color;
1045 vt102_cursor_advance (c);
1049 vt102_send_id (Context * c, char *buf)
1054 int l = strlen (buf);
1055 c->t->xmit (c->t, buf, l);
1060 vt102_scs (Context * c, int g, int s)
1063 int cs = VT102_CSID_US;
1094 vt102_parse_csi (Context * c, char *buf, int len)
1098 char *arg = buf + 1;
1105 last = buf[len - 1];
1126 vt102_insert_into_line (v, v->pos);
1129 vt102_cursor_relative (v, 0, -narg);
1133 vt102_cursor_relative (v, 0, narg);
1137 vt102_cursor_relative (v, narg, 0);
1140 vt102_cursor_relative (v, -narg, 0);
1143 vt102_cursor_relative (v, 0, narg);
1144 vt102_cursor_carriage_return (v);
1147 vt102_cursor_relative (v, 0, -narg);
1148 vt102_cursor_carriage_return (v);
1151 vt102_cursor_absolute (v, narg - 1, v->pos.y);
1160 ptr = index (arg, ';');
1162 x = atoi (ptr + 1) - 1;
1166 vt102_cursor_absolute (v, x, y);
1171 vt102_cursor_advance_tab (c->v);
1175 narg = 0; /*Different default */
1179 crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
1182 crt_erase (&v->crt, v->screen_start, v->pos, 1, v->color);
1185 crt_erase (&v->crt, v->screen_start, v->screen_end, 1,
1192 CRT_Pos ls = { 0, v->pos.y };
1193 CRT_Pos le = { v->current_size.x - 1, v->pos.y };
1195 narg = 0; /*Different default */
1200 crt_erase (&v->crt, v->pos, le, 1, v->color);
1203 crt_erase (&v->crt, ls, v->pos, 1, v->color);
1206 crt_erase (&v->crt, ls, le, 1, v->color);
1213 if ((v->pos.y >= v->top_margin.y)
1214 && (v->pos.y <= v->bottom_margin.y))
1217 crt_scroll_down (&v->crt, v->pos, v->bottom_margin, 1,
1223 if ((v->pos.y >= v->top_margin.y)
1224 && (v->pos.y <= v->bottom_margin.y))
1228 vt102_history (c, v->pos, v->bottom_margin);
1229 crt_scroll_up (&v->crt, v->pos, v->bottom_margin, 1,
1236 vt102_delete_from_line (v, v->pos);
1241 vt102_history (c, v->top_margin, v->bottom_margin);
1242 crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1,
1248 crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1,
1253 CRT_Pos end = v->pos;
1258 if (end.x > v->bottom_margin.x)
1259 end.x = v->bottom_margin.x;
1261 crt_erase (&v->crt, v->pos, end, 1, v->color);
1266 vt102_cursor_retreat_tab (c->v);
1269 vt102_cursor_absolute (v, narg - 1, v->pos.y);
1273 vt102_regular_char (c, v, v->last_reg_char);
1276 vt102_send_id (c, "\033[?2c");
1279 vt102_cursor_absolute (v, v->pos.x, narg - 1);
1283 narg = 0; /*Different default */
1288 v->tabs[v->pos.x] = 0;
1290 case 2: //FIXME: - LA120 says current line only WTF?
1292 memset (v->tabs, 0, sizeof (v->tabs));
1297 case 'i': //Printer commands
1302 vt102_parse_mode_string (c, &buf[1], len - 1);
1307 vt102_parse_attr_string (v, &buf[1], len - 1);
1309 case 'n': //Device status report
1313 vt102_send_id (c, "\033[0n");
1321 sprintf (buf, "\033[%d;%dR", v->pos.y + 1, v->pos.x + 1);
1322 c->t->xmit (c->t, buf, i);
1326 //?15n printer status
1327 log_f (c->l, "<%s:%d unhandled DSR: \\033%s>", __FILE__,
1331 case 'q': //Load LED on off
1334 v->top_margin = v->screen_start;
1335 v->bottom_margin = v->screen_end;
1337 if ((len > 2) && (ptr = index (arg, ';')))
1340 v->top_margin.y = narg - 1;
1341 v->bottom_margin.y = atoi (ptr) - 1;
1344 if (v->top_margin.y < v->screen_start.y)
1345 v->top_margin.y = v->screen_start.y;
1346 if (v->top_margin.y > v->screen_end.y)
1347 v->top_margin.y = v->screen_end.y;
1348 if (v->bottom_margin.y < v->screen_start.y)
1349 v->bottom_margin.y = v->screen_start.y;
1350 if (v->bottom_margin.y > v->screen_end.y)
1351 v->bottom_margin.y = v->screen_end.y;
1353 vt102_cursor_home (v);
1356 v->saved.pos = v->pos;
1359 v->pos = v->saved.pos;
1360 vt102_cursor_normalize (v);
1361 v->pending_wrap = 0;
1363 case 'y': //Invoke confidence test
1365 case 'z': //request terminal parameters
1369 log_f (c->l, "<%s:%d unhandled CSI: \\033%s>", __FILE__, __LINE__,
1376 log_f (c->l, "<%s:%d unhandled sequence: \\033%s>", __FILE__,
1386 vt102_parse_esc (Context * c)
1389 VT102_parser *p = &v->parser;
1392 p->cmd_buf[p->cmd_ptr] = 0;
1393 log_f (c->l, "<cmd in x=%3d y=%2d aw=%d vt=%d <ESC>%s >", v->pos.x,
1394 v->pos.y, v->pending_wrap,
1395 !v->private_modes[VT102_PRIVATE_MODE_VT52], p->cmd_buf);
1398 if (!v->private_modes[VT102_PRIVATE_MODE_VT52])
1402 switch (p->cmd_buf[0])
1405 vt102_cursor_relative (v, 0, -1);
1408 vt102_cursor_relative (v, 0, 1);
1411 vt102_cursor_relative (v, 1, 0);
1414 vt102_cursor_relative (v, -1, 0);
1418 v->g[1] = VT102_CSID_VT52;
1422 v->g[0] = VT102_CSID_US;
1425 vt102_cursor_absolute (v, 0, 0);
1428 vt102_cursor_retreat_line (c);
1431 crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
1435 CRT_Pos le = { v->current_size.x - 1, v->pos.y };
1436 crt_erase (&v->crt, v->pos, le, 1, v->color);
1440 vt102_cursor_absolute (v, p->cmd_buf[2] - 040, p->cmd_buf[1] - 040);
1442 case 'V': //Print current line
1444 case 'W': //Printer on
1446 case 'X': //printer off
1448 case ']': //print screen
1451 vt102_send_id (c, "\033/K");
1453 case '^': //Autoprint on
1455 case '_': //Autoprint off
1458 v->application_keypad_mode = 1;
1461 v->application_keypad_mode = 0;
1471 /*If you edit this switch don't forget to edit the length and termination tables*/
1472 switch (p->cmd_buf[0])
1475 vt102_cursor_advance_line (c);
1479 vt102_cursor_advance_line (c);
1480 v->pos.x = v->top_margin.x;
1481 vt102_cursor_normalize (v);
1482 v->pending_wrap = 0;
1485 v->tabs[v->pos.x]++;
1488 vt102_cursor_retreat_line (c);
1490 case 'N': //select G2 for one char
1492 case 'O': //select G3 for one char
1495 vt102_send_id (c, terminal_id);
1501 v->application_keypad_mode = 1;
1504 v->application_keypad_mode = 0;
1508 switch (p->cmd_buf[1])
1510 case '3': //top of double height line
1511 case '4': //bottom of double height line
1512 case '5': //single width line
1513 case '6': //double width line
1519 crt_erase (&v->crt, v->screen_start, v->screen_end, 1,
1521 for (i = 0; i < CRT_ADDR_POS (&v->screen_end); ++i)
1522 v->crt.screen[i].chr = 'E';
1528 "<%s:%d unhandled ESC: \\033 \\043 \\%03o (ESC # %c)>",
1529 __FILE__, __LINE__, p->cmd_buf[1], safe_ch (p->cmd_buf[1]));
1534 /*Set ansi mode - ignored */
1538 vt102_save_state (v);
1541 vt102_restore_state (v);
1543 case ']': /*Set various titles */
1547 vt102_parse_csi (c, p->cmd_buf, p->cmd_ptr);
1549 case '(': /*Charsets */
1554 vt102_scs (c, p->cmd_buf[0], p->cmd_buf[1]);
1557 log_f (c->l, "<%s:%d unhandled ESC: \\033 \\%03o (ESC %c)>", __FILE__,
1558 __LINE__, p->cmd_buf[0], safe_ch (p->cmd_buf[0]));
1563 p->cmd_buf[p->cmd_ptr] = 0;
1565 log_f (c->l, "<cmd out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,
1571 vt102_status_line (VT102 * v, char *str)
1574 CRT_CA *ca = &v->crt.screen[CRT_ADDR (v->current_size.y, 0)];
1576 for (i = 0; i < v->current_size.x; ++i)
1578 ca->attr = CRT_ATTR_REVERSE;
1579 ca->color = CRT_COLOR_NORMAL;
1580 ca->chr = *str ? *str : ' ';
1586 for (; i < VT102_MAX_COLS; ++i)
1588 ca->attr = CRT_ATTR_NORMAL;
1589 ca->color = CRT_COLOR_NORMAL;
1598 vt102_parser_reset (VT102_parser * p)
1601 p->cmd_more_bytes = 0;
1602 p->cmd_termination = 0;
1608 vt102_reset_state (Context *c)
1611 vt102_parser_reset (&v->parser);
1613 v->attr = CRT_ATTR_NORMAL;
1614 v->color = CRT_COLOR_NORMAL;
1616 v->application_keypad_mode = 0;
1618 v->current_size = v->original_size;
1622 memset (v->modes, 0, VT102_NMODES);
1623 memset (v->private_modes, 0, VT102_NMODES);
1625 v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP] = 1;
1626 v->private_modes[VT102_PRIVATE_MODE_AUTO_REPEAT] = 1;
1627 v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] = 1;
1628 v->private_modes[VT102_PRIVATE_MODE_VT52] = 1;
1629 v->modes[VT102_MODE_LOCAL_ECHO_OFF] = 1;
1631 vt102_reset_tabs (v);
1633 v->g[0] = v->g[1] = VT102_CSID_US;
1638 pre_parse_cmd (int ch, VT102_parser * p)
1640 if (ch > TABLE_LENGTH)
1645 p->cmd_more_bytes = 0;
1648 p->cmd_termination = vt102_cmd_termination[ch];
1649 if (p->cmd_termination)
1655 p->cmd_more_bytes = vt102_cmd_length[ch];
1657 if (p->cmd_more_bytes)
1665 vt102_parse_char (Context * c, int ch)
1668 VT102_parser *p = &v->parser;
1671 log_f (c->l, "char %3d %c ie=%d ic=%d cmb=%d ct=%3d %2d %2d %d", ch,
1672 safe_ch (ch), p->in_escape, p->in_cmd, p->cmd_more_bytes,
1673 p->cmd_termination, v->pos.x, v->pos.y, v->pending_wrap);
1676 /* Turn anything non-ascii into '?' */
1678 if ((ch != SYM_CHAR_RESET) && (ch != 0xb9) && (ch > 127))
1686 if (p->dca_ptr == 2)
1691 if (ch == SYM_CHAR_RESET)
1693 vt102_reset_state (c);
1695 else if (p->in_cmd && !ctrl_chr (ch, p->cmd_termination))
1697 p->cmd_buf[p->cmd_ptr++] = ch;
1698 if (p->cmd_ptr == VT102_CMD_LEN)
1700 if (p->cmd_more_bytes)
1702 p->cmd_more_bytes--;
1705 if (!p->cmd_more_bytes == 1)
1709 switch (p->cmd_termination)
1714 if (p->cmd_termination == ch)
1725 vt102_parse_esc (c);
1726 p->cmd_more_bytes = 0;
1727 p->cmd_termination = 0;
1730 else if (p->in_escape && !ctrl_chr (ch, 0))
1733 p->cmd_buf[p->cmd_ptr++] = ch;
1736 pre_parse_cmd (ch, p);
1739 vt102_parse_esc (c);
1741 else if (ch == 0x9b) /*One byte CSI */
1744 p->cmd_buf[p->cmd_ptr++] = '[';
1746 pre_parse_cmd (ch, p);
1753 "<chr in x=%3d y=%2d aw=%d \\%03o %3d %c",
1754 v->pos.x, v->pos.y, v->pending_wrap, ch, ch, safe_ch (ch));
1769 vt102_send_id (c, terminal_id);
1779 vt102_cursor_retreat (c->v);
1782 vt102_cursor_advance_tab (c->v);
1787 vt102_cursor_advance_line (c);
1788 if (!v->modes[VT102_MODE_NEWLINE_MODE])
1791 vt102_cursor_carriage_return (v);
1826 /*regular character */ default:
1827 vt102_regular_char (c, v, ch);
1832 log_f (c->l, "<chr out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,
1837 v->crt.pos = v->pos;
1838 v->crt.hide_cursor =
1839 v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] ? 0 : 1;
1841 if (v->current_line.y != v->pos.y)
1843 vt102_log_line (c, v->current_line.y);
1844 v->current_line = v->pos;
1848 cmd_show_status (c->d, c);
1852 vt102_send (Context * c, uint8_t key)
1860 fprintf (stderr, "vts: %d(%c)\n", key, (key > 31) ? key : ' ');
1862 if ((key > 31) && (key < 127))
1864 c->t->xmit (c->t, &key, 1);
1883 c->t->xmit (c->t, &key, 1);
1886 c->t->xmit (c->t, &key, 1);
1887 if (c->v->modes[VT102_MODE_NEWLINE_MODE])
1890 c->t->xmit (c->t, &ch, 1);
1906 c->t->xmit (c->t, &key, 1);
1914 c->t->xmit (c->t, &key, 1);
1925 if (c->v->private_modes[VT102_PRIVATE_MODE_CURSOR_MODE])
1927 uint8_t buf[] = { 033, 'O', 'A' + (key - KEY_UP) };
1928 c->t->xmit (c->t, &buf, sizeof (buf));
1932 uint8_t buf[] = { 033, '[', 'A' + (key - KEY_UP) };
1933 c->t->xmit (c->t, &buf, sizeof (buf));
1951 if (c->v->application_keypad_mode)
1953 uint8_t buf[] = { 033, 'O', 'a' + (key - KEY_154) };
1954 c->t->xmit (c->t, &buf, sizeof (buf));
1958 static char kpoff[KEY_NUM] = {
1977 c->t->xmit (c->t, &kpoff[key], 1);
1981 if (c->v->application_keypad_mode)
1983 uint8_t buf[] = { 033, 'O', 'M' };
1984 c->t->xmit (c->t, &buf, sizeof (buf));
1989 c->t->xmit (c->t, &ch, 1);
1990 if (c->v->modes[VT102_MODE_NEWLINE_MODE])
1993 c->t->xmit (c->t, &ch, 1);
2002 uint8_t buf[] = { 033, 'O', 'P' + (key - KEY_PF1) };
2003 c->t->xmit (c->t, &buf, sizeof (buf));
2011 uint8_t buf[] = { 033, '[', '0' + (key - KEY_180), '~' };
2012 c->t->xmit (c->t, &buf, sizeof (buf));
2020 vt102_reset (Context * c)
2023 VT102_parser *p = &v->parser;
2027 v->current_line = v->pos;
2028 v->pending_wrap = 0;
2030 v->screen_start.x = 0;
2031 v->screen_start.y = 0;
2032 v->current_size = v->original_size;
2033 v->crt.size = v->current_size;
2035 v->screen_end = v->current_size;
2039 vt102_cursor_home (v);
2040 vt102_status_line (v, "");
2042 vt102_reset_tabs (v);
2043 v->current_line = v->pos;
2045 vt102_parser_reset (p);
2046 vt102_reset_state (c);
2048 vt102_save_state (v);
2050 v->last_reg_char = ' ';
2054 vt102_new (CRT_Pos * size)
2058 v = (VT102 *) malloc (sizeof (VT102));
2065 v->original_size = *size;
2067 if (v->original_size.x < 1)
2068 v->original_size.x = 1;
2069 if (v->original_size.y < 1)
2070 v->original_size.y = 1;
2072 if (v->original_size.x > VT102_MAX_COLS)
2073 v->original_size.x = VT102_MAX_COLS;
2074 if (v->original_size.y > VT102_ROWS)
2075 v->original_size.y = VT102_ROWS;
2080 v->original_size.x = VT102_COLS_80;
2081 v->original_size.y = VT102_ROWS;
2088 vt102_set_ansi (VT102 * v, int ansi)
2090 v->xn_glitch = ansi ? 0 : 1;
2093 void vt102_resize(Context *c,CRT_Pos size)
2096 if (!size.x) size.x=c->v->current_size.x;
2097 if (!size.y) size.x=c->v->current_size.y;
2104 if (size.x > VT102_MAX_COLS)
2105 size.x = VT102_MAX_COLS;
2106 if (size.y > VT102_ROWS)
2107 size.y = VT102_ROWS;
2109 c->v->current_size=size;
2114 vt102_free (VT102 * v)