4 * Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
9 static char rcsid[] = "$Id$";
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166 :al=\E[L:dc=\E[P:dl=\E[M:ei=\E[4l:im=\E[4h:tc=vt100:
168 vt100|vt100-am|dec vt100 (w/advanced video):\
170 :co#80:it#8:li#24:vt#3:\
171 :DO=\E[%dB:LE=\E[%dD:RA=\E[?7l:RI=\E[%dC:SA=\E[?7h:\
173 :ac=``aaffggjjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~:\
174 :ae=^O:as=^N:bl=^G:cb=\E[1K:cd=\E[J:ce=\E[K:cl=\E[H\E[J:\
175 :cm=\E[%i%d;%dH:cr=^M:cs=\E[%i%d;%dr:ct=\E[3g:do=^J:\
176 :eA=\E(B\E)0:ho=\E[H:kb=^H:kd=\EOB:ke=\E[?1l\E>:kl=\EOD:\
177 :kr=\EOC:ks=\E[?1h\E=:ku=\EOA:le=^H:mb=\E[5m:md=\E[1m:\
178 :me=\E[m\017:mr=\E[7m:nd=\E[C:rc=\E8:\
179 :rs=\E>\E[?3l\E[?4l\E[?5l\E[?7h\E[?8h:sc=\E7:se=\E[m:\
180 :sf=^J:so=\E[7m:sr=\EM:st=\EH:ta=^I:ue=\E[m:up=\E[A:\
181 :us=\E[4m:tc=vt100+fnkeys:
183 vt100+fnkeys|dec vt100 numeric keypad:\
184 :k0=\EOy:k5=\EOt:k6=\EOu:k7=\EOv:k8=\EOl:k9=\EOw:k;=\EOx:\
187 vt100+pfkeys|dec vt100 numeric keypad:\
188 :@8=\EOM:k1=\EOP:k2=\EOQ:k3=\EOR:k4=\EOS:tc=vt100+keypad:
190 vt100+keypad|dec vt100 numeric keypad no fkeys:\
191 :K1=\EOq:K2=\EOr:K3=\EOs:K4=\EOp:K5=\EOn:
196 so the parser needs to be able to at least do
258 ansi|ansi/pc-term compatible with color:\
259 :u6=\E[%i%d;%dR:u7=\E[6n:u9=\E[c:tc=ecma+color:\
260 :tc=klone+sgr:tc=ansi-m:
261 ansi-m|ansi-mono|ANSI X3.64-1979 terminal with ANSI.SYS compatible attributes:\
263 :AL=\E[%dL:DC=\E[%dP:DL=\E[%dM:DO=\E[%dB:IC=\E[%d@:\
264 :LE=\E[%dD:RI=\E[%dC:SF=\E[%dS:SR=\E[%dT:UP=\E[%dA:\
265 :cb=\E[1K:ch=\E[%i%dG:ct=\E[2g:cv=\E[%i%dd:ec=\E[%dX:ei=:\
266 :im=:kB=\E[Z:kI=\E[L:kb=^H:kd=\E[B:kl=\E[D:kr=\E[C:ku=\E[A:\
267 :nw=\r\E[S:pf=\E[4i:po=\E[5i:s0=\E(B:s1=\E)B:s2=\E*B:\
268 :s3=\E+B:ta=\E[I:tc=pcansi-m:
269 pcansi-m|pcansi-mono|ibm-pc terminal programs claiming to be ansi (mono mode):\
272 :al=\E[L:bl=^G:bt=\E[Z:cd=\E[J:ce=\E[K:cl=\E[H\E[J:\
273 :cm=\E[%i%d;%dH:cr=^M:ct=\E[2g:dc=\E[P:dl=\E[M:do=\E[B:\
274 :ho=\E[H:kb=^H:kd=\E[B:kh=\E[H:kl=\E[D:kr=\E[C:ku=\E[A:\
275 :le=\E[D:nd=\E[C:sf=^J:st=\EH:ta=^I:up=\E[A:\
277 klone+sgr-dumb|attribute control for ansi.sys displays (no ESC [ 11 m):\
278 :as=\E[12m:mb=\E[5m:md=\E[1m:me=\E[0;10m:mk=\E[8m:\
279 :mr=\E[7m:se=\E[m:so=\E[7m:ue=\E[m:us=\E[4m:tc=klone+acs:
280 klone+acs|alternate character set for ansi.sys displays:\
281 :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:\
282 :ae=\E[10m:as=\E[11m:
283 ecma+color|color control for ECMA-48-compatible terminals:\
285 :AB=\E[4%dm:AF=\E[3%dm:op=\E[39;49m:
288 Ignoreing ones in the VT102 spec
318 #define TABLE_LENGTH 128
322 static char terminal_id[] = "vt102";
324 /* number of aditional chars after \033 ... to complete the escape if it's fixed length*/
325 int vt102_cmd_length[TABLE_LENGTH] = {
335 /* method for determining end if if's not fixed length, -ve numbers from #defines, +ve are literals */
337 int vt102_cmd_termination[TABLE_LENGTH] = {
359 if ((c >= 'a') && (c <= 'z'))
361 if ((c >= 'A') && (c <= 'Z'))
369 ctrl_chr (int ch, int term)
371 if ((term > 0) && (ch == term))
375 if ((ch > 0) && (ch < 040))
382 in_margins (VT102 * v, CRT_Pos p)
384 if (v->pos.x < v->top_margin.x)
386 if (v->pos.y < v->top_margin.y)
389 if (v->pos.x > v->bottom_margin.x)
391 if (v->pos.y > v->bottom_margin.y)
398 vt102_log_line (Context * c, int line)
400 CRT_Pos e = { c->v->current_size.x - 1, line };
401 CRT_Pos p = { 0, line };
402 char logbuf[4 * (VT102_MAX_COLS + 1)], *logptr = logbuf;
408 for (; e.x > 0; --e.x)
410 if (c->v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ')
414 for (; p.x <= e.x; ++p.x)
416 int ch = c->v->crt.screen[CRT_ADDR_POS (&p)].chr;
419 logptr += utf8_encode (logptr, ch);
423 c->l->log (c->l, logbuf);
426 /*Called for every upward scroll with same args*/
428 vt102_history (Context * c, CRT_Pos t, CRT_Pos b)
430 /*Only log if it scrolls off the top*/
435 history_add (c->h, &(c->v->crt.screen[CRT_ADDR_POS (&t)]));
439 vt102_clip_cursor (VT102 * v, CRT_Pos tl, CRT_Pos br)
454 vt102_cursor_normalize (VT102 * v)
456 CRT_Pos *top, *bottom;
458 if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE])
460 vt102_clip_cursor (v, v->top_margin, v->bottom_margin);
464 vt102_clip_cursor (v, v->screen_start, v->screen_end);
470 vt102_cursor_carriage_return (VT102 * v)
472 /*FISH*/ v->pos.x = v->top_margin.x;
477 vt102_cursor_advance_line (Context * c)
480 int couldscroll = in_margins (v, v->pos);
482 /*have wraped off end of last line in scrolling region */
483 /* (|| not necessary, but shuts compiler up */
484 if (((v->pos.y == v->bottom_margin.y) || (v->pos.y == v->screen_end.y)) &&
487 vt102_log_line (c, v->pos.y);
489 vt102_history (c, v->top_margin, v->bottom_margin);
491 crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
495 if (v->pos.y != v->screen_end.y)
502 vt102_cursor_retreat_line (Context * c)
505 int couldscroll = in_margins (v, v->pos);
507 /*have wraped off end of last line in scrolling region */
508 /* (|| not necessary, but shuts compiler up */
509 if (((v->pos.y == v->top_margin.y) || (v->pos.y == v->screen_start.y)) &&
512 vt102_log_line (c, v->pos.y);
514 crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
518 if (v->pos.y != v->screen_start.y)
525 vt102_do_pending_wrap (Context * c)
528 int couldscroll = in_margins (v, v->pos);
529 int autowrap = v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP];
531 if (!v->pending_wrap)
535 fprintf (stderr, "ca: (%d,%d) autowrap %d couldscroll %d\n", v->pos.x,
536 v->pos.y, autowrap, couldscroll);
539 /*End of line but no autowrap, nothing to do*/
543 /*End of screen and not allowed to scroll, nothing to do*/
544 if ((v->pos.y == v->screen_end.y) && (!couldscroll))
549 v->pos.x = v->top_margin.x;
556 vt102_cursor_advance_line (c);
560 vt102_cursor_advance (Context * c)
564 if (v->pos.x < v->bottom_margin.x)
572 if (!c->v->xn_glitch)
573 vt102_do_pending_wrap (c);
579 vt102_cursor_retreat (VT102 * v)
581 if (v->pos.x != v->top_margin.x)
590 vt102_reset_tabs (VT102 * v)
594 memset (v->tabs, 0, sizeof (v->tabs));
596 for (i = 0; i < VT102_MAX_COLS; i += 8)
602 vt102_cursor_advance_tab (VT102 * v)
604 if (v->pos.x == v->bottom_margin.x)
606 while (v->pos.x < v->bottom_margin.x)
609 if (v->tabs[v->pos.x])
616 vt102_cursor_retreat_tab (VT102 * v)
618 if (v->pos.x == v->top_margin.x)
620 while (v->pos.x > v->top_margin.x)
623 if (v->tabs[v->pos.x])
629 vt102_cursor_home (VT102 * v)
631 v->pos = v->top_margin;
632 vt102_cursor_normalize (v);
637 vt102_cursor_absolute (VT102 * v, int x, int y)
639 if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE])
641 v->pos.x = x + v->top_margin.x;
642 v->pos.y = y + v->top_margin.y;
649 vt102_cursor_normalize (v);
653 vt102_cursor_relative (VT102 * v, int x, int y)
657 vt102_cursor_normalize (v);
664 vt102_delete_from_line (VT102 * v, CRT_Pos p)
666 int n = v->bottom_margin.x - p.x;
674 memmove (&v->crt.screen[CRT_ADDR_POS (&p)],
675 &v->crt.screen[CRT_ADDR_POS (&p) + 1], sizeof (CRT_CA) * n);
678 v->crt.screen[CRT_ADDR (p.y, v->bottom_margin.x)].chr = ' ';
679 /*But not attr due to vt102 bug*/
683 vt102_insert_into_line (VT102 * v, CRT_Pos p)
685 int n = v->bottom_margin.x - p.x;
693 memmove (&v->crt.screen[CRT_ADDR_POS (&p) + 1],
694 &v->crt.screen[CRT_ADDR_POS (&p)], sizeof (CRT_CA) * n);
697 v->crt.screen[CRT_ADDR_POS (&p)].chr = ' ';
698 v->crt.screen[CRT_ADDR_POS (&p)].attr = CRT_ATTR_NORMAL;
699 v->crt.screen[CRT_ADDR_POS (&p)].color = CRT_COLOR_NORMAL;
705 vt102_change_mode (VT102 * v, int private, char *ns, int set)
721 if (m >= VT102_NMODES)
726 v->private_modes[m] = set;
729 case VT102_PRIVATE_MODE_CURSOR_MODE:
730 if (v->application_keypad_mode)
731 v->private_modes[m] = 0;
733 fprintf (stderr, "APPLICATION CURSOR MODE %d wanted %d\n",
734 v->private_modes[m], set);
737 case VT102_PRIVATE_MODE_ORIGIN_MODE:
738 vt102_cursor_home (v);
740 case VT102_PRIVATE_MODE_132COLS:
741 /* We don't implement 132 col mode - yet */
745 private_modes[VT102_PRIVATE_MODE_132COLS] ? VT102_COLS_132 :
748 v->crt.size = v->current_size;
750 v->screen_end = v->current_size;
753 v->top_margin = v->screen_start;
754 v->bottom_margin = v->screen_end;
755 vt102_cursor_home (v);
767 fprintf (stderr, "mode set=%d private=%d num=%d\n", set, private, m);
772 vt102_parse_mode_string (VT102 * v, char *buf, int len)
775 char last = buf[len - 1];
779 memset (num, 0, sizeof (num));
780 o = sizeof (num) - 1;
798 vt102_change_mode (v, private, &num[o], last == 'h');
799 memset (num, 0, sizeof (num));
800 o = sizeof (num) - 1;
815 vt102_change_mode (v, private, &num[o], last == 'h');
821 vt102_change_attr (VT102 * v, char *na)
838 v->attr = CRT_ATTR_NORMAL;
839 v->color = CRT_COLOR_NORMAL;
842 v->attr |= CRT_ATTR_BOLD;
846 v->attr &= ~CRT_ATTR_BOLD;
849 v->attr |= CRT_ATTR_UNDERLINE;
852 v->attr &= ~CRT_ATTR_UNDERLINE;
855 v->attr |= CRT_ATTR_BLINK;
858 v->attr &= ~CRT_ATTR_BLINK;
861 v->attr |= CRT_ATTR_REVERSE;
864 v->attr &= ~CRT_ATTR_REVERSE;
874 v->color &= ~CRT_COLOR_FG_MASK;
875 v->color |= ((a - 30) << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
885 v->color &= ~CRT_COLOR_FG_MASK;
888 90) | CRT_COLOR_INTENSITY) << CRT_COLOR_FG_SHIFT) &
893 v->color &= ~CRT_COLOR_FG_MASK;
895 (CRT_FGCOLOR_NORMAL << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
905 v->color &= ~CRT_COLOR_BG_MASK;
906 v->color |= ((a - 40) << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
916 v->color &= ~CRT_COLOR_BG_MASK;
919 100) | CRT_COLOR_INTENSITY) << CRT_COLOR_BG_SHIFT) &
924 v->color &= ~CRT_COLOR_BG_MASK;
926 (CRT_BGCOLOR_NORMAL << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
932 fprintf (stderr, "unhandled SGR %d\n", a);
940 vt102_parse_attr_string (VT102 * v, char *buf, int len)
943 char last = buf[len - 1];
947 memset (num, 0, sizeof (num));
948 o = sizeof (num) - 1;
959 vt102_change_attr (v, &num[o]);
960 memset (num, 0, sizeof (num));
961 o = sizeof (num) - 1;
975 vt102_change_attr (v, &num[o]);
979 vt102_save_state (VT102 * v)
981 v->saved.pos = v->pos;
982 v->saved.attr = v->attr;
983 v->saved.color = v->color;
984 v->saved.origin_mode = v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE];
988 vt102_restore_state (VT102 * v)
990 v->pos = v->saved.pos;
991 v->attr = v->saved.attr;
992 v->color = v->saved.color;
993 v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE] = v->saved.origin_mode;
994 vt102_cursor_normalize (v);
999 vt102_regular_char (Context * c, VT102 * v, uint32_t ch)
1003 vt102_do_pending_wrap (c);
1006 if (v->modes[VT102_MODE_INSERT])
1007 vt102_insert_into_line (v, v->pos);
1009 v->last_reg_char = ch;
1012 if (ch < VT102_CHARSET_SIZE)
1015 if ((cs = vt102_charset_c0[ch]))
1019 else if ((cs = charset_from_csid[v->g[v->cs]][ch]))
1024 v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = ch;
1025 v->crt.screen[CRT_ADDR_POS (&v->pos)].attr = v->attr;
1026 v->crt.screen[CRT_ADDR_POS (&v->pos)].color = v->color;
1027 vt102_cursor_advance (c);
1031 vt102_send_id (Context * c, char *buf)
1036 int l = strlen (buf);
1037 c->t->xmit (c->t, buf, l);
1042 vt102_scs (Context * c, int g, int s)
1045 int cs = VT102_CSID_US;
1076 vt102_parse_csi (Context * c, char *buf, int len)
1080 char *arg = buf + 1;
1087 last = buf[len - 1];
1108 vt102_insert_into_line (v, v->pos);
1111 vt102_cursor_relative (v, 0, -narg);
1115 vt102_cursor_relative (v, 0, narg);
1119 vt102_cursor_relative (v, narg, 0);
1122 vt102_cursor_relative (v, -narg, 0);
1125 vt102_cursor_relative (v, 0, narg);
1126 vt102_cursor_carriage_return (v);
1129 vt102_cursor_relative (v, 0, -narg);
1130 vt102_cursor_carriage_return (v);
1133 vt102_cursor_absolute (v, narg - 1, v->pos.y);
1142 ptr = index (arg, ';');
1144 x = atoi (ptr + 1) - 1;
1148 vt102_cursor_absolute (v, x, y);
1153 vt102_cursor_advance_tab (c->v);
1157 narg = 0; /*Different default */
1161 crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
1164 crt_erase (&v->crt, v->screen_start, v->pos, 1, v->color);
1167 crt_erase (&v->crt, v->screen_start, v->screen_end, 1,
1174 CRT_Pos ls = { 0, v->pos.y };
1175 CRT_Pos le = { v->current_size.x - 1, v->pos.y };
1177 narg = 0; /*Different default */
1182 crt_erase (&v->crt, v->pos, le, 1, v->color);
1185 crt_erase (&v->crt, ls, v->pos, 1, v->color);
1188 crt_erase (&v->crt, ls, le, 1, v->color);
1195 if ((v->pos.y >= v->top_margin.y)
1196 && (v->pos.y <= v->bottom_margin.y))
1199 crt_scroll_down (&v->crt, v->pos, v->bottom_margin, 1,
1205 if ((v->pos.y >= v->top_margin.y)
1206 && (v->pos.y <= v->bottom_margin.y))
1210 vt102_history (c, v->pos, v->bottom_margin);
1211 crt_scroll_up (&v->crt, v->pos, v->bottom_margin, 1,
1218 vt102_delete_from_line (v, v->pos);
1223 vt102_history (c, v->top_margin, v->bottom_margin);
1224 crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1,
1230 crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1,
1235 CRT_Pos end = v->pos;
1240 if (end.x > v->bottom_margin.x)
1241 end.x = v->bottom_margin.x;
1243 crt_erase (&v->crt, v->pos, end, 1, v->color);
1248 vt102_cursor_retreat_tab (c->v);
1251 vt102_cursor_absolute (v, narg - 1, v->pos.y);
1255 vt102_regular_char (c, v, v->last_reg_char);
1258 vt102_send_id (c, "\033[?2c");
1261 vt102_cursor_absolute (v, v->pos.x, narg - 1);
1265 narg = 0; /*Different default */
1270 v->tabs[v->pos.x] = 0;
1272 case 2: //FIXME: - LA120 says current line only WTF?
1274 memset (v->tabs, 0, sizeof (v->tabs));
1279 case 'i': //Printer commands
1284 vt102_parse_mode_string (v, &buf[1], len - 1);
1289 vt102_parse_attr_string (v, &buf[1], len - 1);
1291 case 'n': //Device status report
1295 vt102_send_id (c, "\033[0n");
1303 sprintf (buf, "\033[%d;%dR", v->pos.y + 1, v->pos.x + 1);
1304 c->t->xmit (c->t, buf, i);
1308 //?15n printer status
1309 log_f (c->l, "<%s:%d unhandled DSR: \\033%s>", __FILE__,
1313 case 'q': //Load LED on off
1316 v->top_margin = v->screen_start;
1317 v->bottom_margin = v->screen_end;
1319 if ((len > 2) && (ptr = index (arg, ';')))
1322 v->top_margin.y = narg - 1;
1323 v->bottom_margin.y = atoi (ptr) - 1;
1326 if (v->top_margin.y < v->screen_start.y)
1327 v->top_margin.y = v->screen_start.y;
1328 if (v->top_margin.y > v->screen_end.y)
1329 v->top_margin.y = v->screen_end.y;
1330 if (v->bottom_margin.y < v->screen_start.y)
1331 v->bottom_margin.y = v->screen_start.y;
1332 if (v->bottom_margin.y > v->screen_end.y)
1333 v->bottom_margin.y = v->screen_end.y;
1335 vt102_cursor_home (v);
1338 v->saved.pos = v->pos;
1341 v->pos = v->saved.pos;
1342 vt102_cursor_normalize (v);
1343 v->pending_wrap = 0;
1345 case 'y': //Invoke confidence test
1347 case 'z': //request terminal parameters
1351 log_f (c->l, "<%s:%d unhandled CSI: \\033%s>", __FILE__, __LINE__,
1358 log_f (c->l, "<%s:%d unhandled sequence: \\033%s>", __FILE__,
1368 vt102_parse_esc (Context * c)
1371 VT102_parser *p = &v->parser;
1374 p->cmd_buf[p->cmd_ptr] = 0;
1375 log_f (c->l, "<cmd in x=%3d y=%2d aw=%d vt=%d <ESC>%s >", v->pos.x,
1376 v->pos.y, v->pending_wrap,
1377 !v->private_modes[VT102_PRIVATE_MODE_VT52], p->cmd_buf);
1380 if (!v->private_modes[VT102_PRIVATE_MODE_VT52])
1384 switch (p->cmd_buf[0])
1387 vt102_cursor_relative (v, 0, -1);
1390 vt102_cursor_relative (v, 0, 1);
1393 vt102_cursor_relative (v, 1, 0);
1396 vt102_cursor_relative (v, -1, 0);
1400 v->g[1] = VT102_CSID_VT52;
1404 v->g[0] = VT102_CSID_US;
1407 vt102_cursor_absolute (v, 0, 0);
1410 vt102_cursor_retreat_line (c);
1413 crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
1417 CRT_Pos le = { v->current_size.x - 1, v->pos.y };
1418 crt_erase (&v->crt, v->pos, le, 1, v->color);
1422 vt102_cursor_absolute (v, p->cmd_buf[2] - 040, p->cmd_buf[1] - 040);
1424 case 'V': //Print current line
1426 case 'W': //Printer on
1428 case 'X': //printer off
1430 case ']': //print screen
1433 vt102_send_id (c, "\033/K");
1435 case '^': //Autoprint on
1437 case '_': //Autoprint off
1440 v->application_keypad_mode = 1;
1443 v->application_keypad_mode = 0;
1453 /*If you edit this switch don't forget to edit the length and termination tables*/
1454 switch (p->cmd_buf[0])
1457 vt102_cursor_advance_line (c);
1461 vt102_cursor_advance_line (c);
1462 v->pos.x = v->top_margin.x;
1463 vt102_cursor_normalize (v);
1464 v->pending_wrap = 0;
1467 v->tabs[v->pos.x]++;
1470 vt102_cursor_retreat_line (c);
1472 case 'N': //select G2 for one char
1474 case 'O': //select G3 for one char
1477 vt102_send_id (c, terminal_id);
1485 v->application_keypad_mode = 1;
1488 v->application_keypad_mode = 0;
1492 switch (p->cmd_buf[1])
1494 case '3': //top of double height line
1495 case '4': //bottom of double height line
1496 case '5': //single width line
1497 case '6': //double width line
1503 crt_erase (&v->crt, v->screen_start, v->screen_end, 1,
1505 for (i = 0; i < CRT_ADDR_POS (&v->screen_end); ++i)
1506 v->crt.screen[i].chr = 'E';
1512 "<%s:%d unhandled ESC: \\033 \\043 \\%03o (ESC # %c)>",
1513 __FILE__, __LINE__, p->cmd_buf[1], safe_ch (p->cmd_buf[1]));
1518 /*Set ansi mode - ignored */
1522 vt102_save_state (v);
1525 vt102_restore_state (v);
1527 case ']': /*Set various titles */
1531 vt102_parse_csi (c, p->cmd_buf, p->cmd_ptr);
1533 case '(': /*Charsets */
1538 vt102_scs (c, p->cmd_buf[0], p->cmd_buf[1]);
1541 log_f (c->l, "<%s:%d unhandled ESC: \\033 \\%03o (ESC %c)>", __FILE__,
1542 __LINE__, p->cmd_buf[0], safe_ch (p->cmd_buf[0]));
1547 p->cmd_buf[p->cmd_ptr] = 0;
1549 log_f (c->l, "<cmd out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,
1555 vt102_status_line (VT102 * v, char *str)
1558 CRT_CA *ca = &v->crt.screen[CRT_ADDR (v->current_size.y, 0)];
1560 for (i = 0; i < v->current_size.x; ++i)
1562 ca->attr = CRT_ATTR_REVERSE;
1563 ca->color = CRT_COLOR_NORMAL;
1564 ca->chr = *str ? *str : ' ';
1570 for (; i < VT102_MAX_COLS; ++i)
1572 ca->attr = CRT_ATTR_NORMAL;
1573 ca->color = CRT_COLOR_NORMAL;
1582 vt102_parser_reset (VT102_parser * p)
1585 p->cmd_more_bytes = 0;
1586 p->cmd_termination = 0;
1592 vt102_reset_state (VT102 * v)
1594 vt102_parser_reset (&v->parser);
1596 v->attr = CRT_ATTR_NORMAL;
1597 v->color = CRT_COLOR_NORMAL;
1599 v->application_keypad_mode = 0;
1601 v->current_size = v->original_size;
1602 v->crt.size = v->current_size;
1604 v->screen_end = v->current_size;
1608 v->top_margin = v->screen_start;
1609 v->bottom_margin = v->screen_end;
1611 memset (v->modes, 0, VT102_NMODES);
1612 memset (v->private_modes, 0, VT102_NMODES);
1614 v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP] = 1;
1615 v->private_modes[VT102_PRIVATE_MODE_AUTO_REPEAT] = 1;
1616 v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] = 1;
1617 v->private_modes[VT102_PRIVATE_MODE_VT52] = 1;
1618 v->modes[VT102_MODE_LOCAL_ECHO_OFF] = 1;
1620 vt102_reset_tabs (v);
1622 v->g[0] = v->g[1] = VT102_CSID_US;
1627 pre_parse_cmd (int ch, VT102_parser * p)
1629 if (ch > TABLE_LENGTH)
1634 p->cmd_more_bytes = 0;
1637 p->cmd_termination = vt102_cmd_termination[ch];
1638 if (p->cmd_termination)
1644 p->cmd_more_bytes = vt102_cmd_length[ch];
1646 if (p->cmd_more_bytes)
1654 vt102_parse_char (Context * c, int ch)
1657 VT102_parser *p = &v->parser;
1660 log_f (c->l, "char %3d %c ie=%d ic=%d cmb=%d ct=%3d %2d %2d %d", ch,
1661 safe_ch (ch), p->in_escape, p->in_cmd, p->cmd_more_bytes,
1662 p->cmd_termination, v->pos.x, v->pos.y, v->pending_wrap);
1665 /* Turn anything non-ascii into '?' */
1667 if ((ch != SYM_CHAR_RESET) && (ch != 0xb9) && (ch > 127))
1675 if (p->dca_ptr == 2)
1680 if (ch == SYM_CHAR_RESET)
1682 vt102_reset_state (v);
1684 else if (p->in_cmd && !ctrl_chr (ch, p->cmd_termination))
1686 p->cmd_buf[p->cmd_ptr++] = ch;
1687 if (p->cmd_ptr == VT102_CMD_LEN)
1689 if (p->cmd_more_bytes)
1691 p->cmd_more_bytes--;
1694 if (!p->cmd_more_bytes == 1)
1698 switch (p->cmd_termination)
1703 if (p->cmd_termination == ch)
1714 vt102_parse_esc (c);
1715 p->cmd_more_bytes = 0;
1716 p->cmd_termination = 0;
1719 else if (p->in_escape && !ctrl_chr (ch, 0))
1722 p->cmd_buf[p->cmd_ptr++] = ch;
1725 pre_parse_cmd (ch, p);
1728 vt102_parse_esc (c);
1730 else if (ch == 0x9b) /*One byte CSI */
1733 p->cmd_buf[p->cmd_ptr++] = '[';
1735 pre_parse_cmd (ch, p);
1742 "<chr in x=%3d y=%2d aw=%d \\%03o %3d %c",
1743 v->pos.x, v->pos.y, v->pending_wrap, ch, ch, safe_ch (ch));
1758 vt102_send_id (c, terminal_id);
1768 vt102_cursor_retreat (c->v);
1771 vt102_cursor_advance_tab (c->v);
1776 vt102_cursor_advance_line (c);
1777 if (!v->modes[VT102_MODE_NEWLINE_MODE])
1780 vt102_cursor_carriage_return (v);
1815 /*regular character */ default:
1816 vt102_regular_char (c, v, ch);
1821 log_f (c->l, "<chr out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,
1826 v->crt.pos = v->pos;
1827 v->crt.hide_cursor =
1828 v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] ? 0 : 1;
1830 if (v->current_line.y != v->pos.y)
1832 vt102_log_line (c, v->current_line.y);
1833 v->current_line = v->pos;
1837 cmd_show_status (c->d, c);
1841 vt102_send (Context * c, uint8_t key)
1849 fprintf (stderr, "vts: %d(%c)\n", key, (key > 31) ? key : ' ');
1851 if ((key > 31) && (key < 127))
1853 c->t->xmit (c->t, &key, 1);
1872 c->t->xmit (c->t, &key, 1);
1875 c->t->xmit (c->t, &key, 1);
1876 if (c->v->modes[VT102_MODE_NEWLINE_MODE])
1879 c->t->xmit (c->t, &ch, 1);
1895 c->t->xmit (c->t, &key, 1);
1903 c->t->xmit (c->t, &key, 1);
1914 if (c->v->private_modes[VT102_PRIVATE_MODE_CURSOR_MODE])
1916 uint8_t buf[] = { 033, 'O', 'A' + (key - KEY_UP) };
1917 c->t->xmit (c->t, &buf, sizeof (buf));
1921 uint8_t buf[] = { 033, '[', 'A' + (key - KEY_UP) };
1922 c->t->xmit (c->t, &buf, sizeof (buf));
1940 if (c->v->application_keypad_mode)
1942 uint8_t buf[] = { 033, 'O', 'a' + (key - KEY_154) };
1943 c->t->xmit (c->t, &buf, sizeof (buf));
1947 static char kpoff[KEY_NUM] = {
1966 c->t->xmit (c->t, &kpoff[key], 1);
1970 if (c->v->application_keypad_mode)
1972 uint8_t buf[] = { 033, 'O', 'M' };
1973 c->t->xmit (c->t, &buf, sizeof (buf));
1978 c->t->xmit (c->t, &ch, 1);
1979 if (c->v->modes[VT102_MODE_NEWLINE_MODE])
1982 c->t->xmit (c->t, &ch, 1);
1991 uint8_t buf[] = { 033, 'O', 'P' + (key - KEY_PF1) };
1992 c->t->xmit (c->t, &buf, sizeof (buf));
2000 uint8_t buf[] = { 033, '[', '0' + (key - KEY_180), '~' };
2001 c->t->xmit (c->t, &buf, sizeof (buf));
2009 vt102_reset (VT102 * v)
2011 VT102_parser *p = &v->parser;
2015 v->current_line = v->pos;
2016 v->pending_wrap = 0;
2018 v->screen_start.x = 0;
2019 v->screen_start.y = 0;
2020 v->current_size = v->original_size;
2021 v->crt.size = v->current_size;
2023 v->screen_end = v->current_size;
2027 vt102_cursor_home (v);
2028 vt102_status_line (v, "");
2030 vt102_reset_tabs (v);
2031 v->current_line = v->pos;
2033 vt102_parser_reset (p);
2034 vt102_reset_state (v);
2036 vt102_save_state (v);
2038 v->last_reg_char = ' ';
2042 vt102_new (CRT_Pos * size)
2046 v = (VT102 *) malloc (sizeof (VT102));
2053 v->original_size = *size;
2055 if (v->original_size.x < 1)
2056 v->original_size.x = 1;
2057 if (v->original_size.y < 1)
2058 v->original_size.y = 1;
2060 if (v->original_size.x > VT102_MAX_COLS)
2061 v->original_size.x = VT102_MAX_COLS;
2062 if (v->original_size.y > VT102_ROWS)
2063 v->original_size.y = VT102_ROWS;
2068 v->original_size.x = VT102_COLS_80;
2069 v->original_size.y = VT102_ROWS;
2078 vt102_set_ansi (VT102 * v, int ansi)
2080 v->xn_glitch = ansi ? 0 : 1;
2084 vt102_free (VT102 * v)