-/*
+/*
* vt102.c:
*
* Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
*
*/
-static char rcsid[] = "$Id$";
+static char rcsid[] = "$Id: vt102.c,v 1.67 2010/07/27 14:49:35 james Exp $";
-/*
- * $Log$
+/*
+ * $Log: vt102.c,v $
+ * Revision 1.67 2010/07/27 14:49:35 james
+ * add support for byte logging
+ *
+ * Revision 1.66 2008/03/07 13:16:02 james
+ * *** empty log message ***
+ *
+ * Revision 1.65 2008/03/07 12:42:08 james
+ * *** empty log message ***
+ *
+ * Revision 1.64 2008/03/07 12:37:04 james
+ * *** empty log message ***
+ *
+ * Revision 1.63 2008/03/07 12:00:58 james
+ * *** empty log message ***
+ *
+ * Revision 1.62 2008/03/06 21:34:09 james
+ * *** empty log message ***
+ *
+ * Revision 1.61 2008/03/06 17:21:41 james
+ * *** empty log message ***
+ *
+ * Revision 1.60 2008/03/06 16:49:39 james
+ * *** empty log message ***
+ *
+ * Revision 1.59 2008/03/06 16:49:05 james
+ * *** empty log message ***
+ *
+ * Revision 1.58 2008/03/06 01:41:48 james
+ * *** empty log message ***
+ *
+ * Revision 1.57 2008/03/03 06:20:14 james
+ * *** empty log message ***
+ *
+ * Revision 1.56 2008/03/03 06:04:42 james
+ * *** empty log message ***
+ *
+ * Revision 1.55 2008/03/02 12:32:57 staffcvs
+ * *** empty log message ***
+ *
+ * Revision 1.54 2008/03/02 10:37:56 james
+ * *** empty log message ***
+ *
+ * Revision 1.53 2008/02/29 18:33:39 james
+ * *** empty log message ***
+ *
+ * Revision 1.52 2008/02/28 16:57:52 james
+ * *** empty log message ***
+ *
+ * Revision 1.51 2008/02/28 16:37:16 james
+ * *** empty log message ***
+ *
+ * Revision 1.50 2008/02/28 12:12:25 james
+ * *** empty log message ***
+ *
+ * Revision 1.49 2008/02/28 11:27:48 james
+ * *** empty log message ***
+ *
+ * Revision 1.48 2008/02/27 09:42:53 james
+ * *** empty log message ***
+ *
+ * Revision 1.47 2008/02/27 09:42:22 james
+ * *** empty log message ***
+ *
+ * Revision 1.46 2008/02/27 01:31:38 james
+ * *** empty log message ***
+ *
+ * Revision 1.45 2008/02/27 01:31:14 james
+ * *** empty log message ***
+ *
+ * Revision 1.44 2008/02/27 00:54:16 james
+ * *** empty log message ***
+ *
+ * Revision 1.43 2008/02/27 00:27:22 james
+ * *** empty log message ***
+ *
+ * Revision 1.42 2008/02/26 23:56:12 james
+ * *** empty log message ***
+ *
+ * Revision 1.41 2008/02/26 23:23:17 james
+ * *** empty log message ***
+ *
+ * Revision 1.40 2008/02/26 19:00:59 james
+ * *** empty log message ***
+ *
+ * Revision 1.39 2008/02/26 16:54:06 james
+ * *** empty log message ***
+ *
+ * Revision 1.38 2008/02/26 16:53:24 james
+ * *** empty log message ***
+ *
+ * Revision 1.37 2008/02/24 12:22:53 james
+ * *** empty log message ***
+ *
+ * Revision 1.36 2008/02/24 12:22:42 james
+ * *** empty log message ***
+ *
+ * Revision 1.35 2008/02/24 00:42:53 james
+ * *** empty log message ***
+ *
+ * Revision 1.34 2008/02/23 11:48:37 james
+ * *** empty log message ***
+ *
+ * Revision 1.33 2008/02/22 23:39:27 james
+ * *** empty log message ***
+ *
+ * Revision 1.32 2008/02/22 19:12:05 james
+ * *** empty log message ***
+ *
+ * Revision 1.31 2008/02/22 17:07:00 james
+ * *** empty log message ***
+ *
+ * Revision 1.30 2008/02/22 14:51:54 james
+ * *** empty log message ***
+ *
+ * Revision 1.29 2008/02/15 03:32:07 james
+ * *** empty log message ***
+ *
+ * Revision 1.28 2008/02/14 10:34:30 james
+ * *** empty log message ***
+ *
+ * Revision 1.27 2008/02/14 02:46:45 james
+ * *** empty log message ***
+ *
+ * Revision 1.26 2008/02/14 01:55:57 james
+ * *** empty log message ***
+ *
+ * Revision 1.25 2008/02/13 16:57:29 james
+ * *** empty log message ***
+ *
+ * Revision 1.24 2008/02/13 09:12:21 james
+ * *** empty log message ***
+ *
+ * Revision 1.23 2008/02/07 13:26:35 james
+ * *** empty log message ***
+ *
+ * Revision 1.22 2008/02/07 13:22:51 james
+ * *** empty log message ***
+ *
* Revision 1.21 2008/02/07 12:21:16 james
* *** empty log message ***
*
*/
-/* Termcap he say:
-
-vt102|dec vt102:\
- :mi:\
- :al=\E[L:dc=\E[P:dl=\E[M:ei=\E[4l:im=\E[4h:tc=vt100:
-
-vt100|vt100-am|dec vt100 (w/advanced video):\
- :am:bs:ms:xn:xo:\
- :co#80:it#8:li#24:vt#3:\
- :DO=\E[%dB:LE=\E[%dD:RA=\E[?7l:RI=\E[%dC:SA=\E[?7h:\
- :UP=\E[%dA:\
- :ac=``aaffggjjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~:\
- :ae=^O:as=^N:bl=^G:cb=\E[1K:cd=\E[J:ce=\E[K:cl=\E[H\E[J:\
- :cm=\E[%i%d;%dH:cr=^M:cs=\E[%i%d;%dr:ct=\E[3g:do=^J:\
- :eA=\E(B\E)0:ho=\E[H:kb=^H:kd=\EOB:ke=\E[?1l\E>:kl=\EOD:\
- :kr=\EOC:ks=\E[?1h\E=:ku=\EOA:le=^H:mb=\E[5m:md=\E[1m:\
- :me=\E[m\017:mr=\E[7m:nd=\E[C:rc=\E8:\
- :rs=\E>\E[?3l\E[?4l\E[?5l\E[?7h\E[?8h:sc=\E7:se=\E[m:\
- :sf=^J:so=\E[7m:sr=\EM:st=\EH:ta=^I:ue=\E[m:up=\E[A:\
- :us=\E[4m:tc=vt100+fnkeys:
-
-vt100+fnkeys|dec vt100 numeric keypad:\
- :k0=\EOy:k5=\EOt:k6=\EOu:k7=\EOv:k8=\EOl:k9=\EOw:k;=\EOx:\
- :tc=vt100+pfkeys:
-
-vt100+pfkeys|dec vt100 numeric keypad:\
- :@8=\EOM:k1=\EOP:k2=\EOQ:k3=\EOR:k4=\EOS:tc=vt100+keypad:
-
-vt100+keypad|dec vt100 numeric keypad no fkeys:\
- :K1=\EOq:K2=\EOr:K3=\EOs:K4=\EOp:K5=\EOn:
-
-*/
-
-/*
-so the parser needs to be able to at least do
-CTRL-G
-CTRL-H
-CTRL-I
-CTRL-J
-CTRL-M
-CTRL-N
-
-CTRL-O
-ESC7
-ESC8
-ESCH
-ESCM
-ESC>
-
-ESC[%dA
-ESC[%dB
-ESC[%dC
-ESC[%dD
-ESC[H
-ESC[%d;%dH
-ESC[J
-ESC[K
-ESC[1K
-ESC[L
-ESC[M
-ESC[P
-
-ESC[3g
-ESC[4h
-ESC[4l
-ESC[m
-ESC[1m
-ESC[4m
-ESC[5m
-ESC[7m
-ESC[%d;%dr
-
-
-ESC[?3l
-ESC[?4l
-ESC[?5l
-ESC[?7h
-ESC[?7h
-ESC[?7l
-ESC[?8h
-
-ESC(B
-ESC)0
-
-
-TODO:
-
-ESC(B
-ESC)0
-
-CTRL-O
-
-
-*/
+/*
+ * Termcap he say:
+ *
+ * VT102:
+ *
+ * vt102|dec vt102:\ :mi:\
+ * :al=\E[L:dc=\E[P:dl=\E[M:ei=\E[4l:im=\E[4h:tc=vt100:
+ *
+ * vt100|vt100-am|dec vt100 (w/advanced video):\ :am:bs:ms:xn:xo:\
+ * :co#80:it#8:li#24:vt#3:\
+ * :DO=\E[%dB:LE=\E[%dD:RA=\E[?7l:RI=\E[%dC:SA=\E[?7h:\ :UP=\E[%dA:\
+ * :ac=``aaffggjjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~:\
+ * :ae=^O:as=^N:bl=^G:cb=\E[1K:cd=\E[J:ce=\E[K:cl=\E[H\E[J:\
+ * :cm=\E[%i%d;%dH:cr=^M:cs=\E[%i%d;%dr:ct=\E[3g:do=^J:\
+ * :eA=\E(B\E)0:ho=\E[H:kb=^H:kd=\EOB:ke=\E[?1l\E>:kl=\EOD:\
+ * :kr=\EOC:ks=\E[?1h\E=:ku=\EOA:le=^H:mb=\E[5m:md=\E[1m:\
+ * :me=\E[m\017:mr=\E[7m:nd=\E[C:rc=\E8:\
+ * :rs=\E>\E[?3l\E[?4l\E[?5l\E[?7h\E[?8h:sc=\E7:se=\E[m:\
+ * :sf=^J:so=\E[7m:sr=\EM:st=\EH:ta=^I:ue=\E[m:up=\E[A:\
+ * :us=\E[4m:tc=vt100+fnkeys:
+ *
+ * vt100+fnkeys|dec vt100 numeric keypad:\
+ * :k0=\EOy:k5=\EOt:k6=\EOu:k7=\EOv:k8=\EOl:k9=\EOw:k;=\EOx:\
+ * :tc=vt100+pfkeys:
+ *
+ * vt100+pfkeys|dec vt100 numeric keypad:\
+ * :@8=\EOM:k1=\EOP:k2=\EOQ:k3=\EOR:k4=\EOS:tc=vt100+keypad:
+ *
+ * vt100+keypad|dec vt100 numeric keypad no fkeys:\
+ * :K1=\EOq:K2=\EOr:K3=\EOs:K4=\EOp:K5=\EOn:
+ *
+ */
+
+/*
+ * so the parser needs to be able to at least do CTRL-G CTRL-H CTRL-I
+ * CTRL-J CTRL-M CTRL-N
+ *
+ * CTRL-O ESC7 ESC8 ESCH ESCM ESC>
+ *
+ * ESC[%dA ESC[%dB ESC[%dC ESC[%dD ESC[H ESC[%d;%dH ESC[J ESC[K ESC[1K
+ * ESC[L ESC[M ESC[P
+ *
+ * ESC[3g ESC[4h ESC[4l ESC[m ESC[1m ESC[4m ESC[5m ESC[7m ESC[%d;%dr
+ *
+ *
+ * ESC[?3l ESC[?4l ESC[?5l ESC[?7h ESC[?7h ESC[?7l ESC[?8h
+ *
+ * ESC(B ESC)0
+ *
+ *
+ * TODO:
+ *
+ * ESC(B ESC)0
+ *
+ * CTRL-O
+ *
+ * ANSI:
+ *
+ *
+ *
+ * ansi|ansi/pc-term compatible with color:\
+ * :u6=\E[%i%d;%dR:u7=\E[6n:u9=\E[c:tc=ecma+color:\
+ * :tc=klone+sgr:tc=ansi-m: ansi-m|ansi-mono|ANSI X3.64-1979 terminal with
+ * ANSI.SYS compatible attributes:\ :5i:\
+ * :AL=\E[%dL:DC=\E[%dP:DL=\E[%dM:DO=\E[%dB:IC=\E[%d@:\
+ * :LE=\E[%dD:RI=\E[%dC:SF=\E[%dS:SR=\E[%dT:UP=\E[%dA:\
+ * :cb=\E[1K:ch=\E[%i%dG:ct=\E[2g:cv=\E[%i%dd:ec=\E[%dX:ei=:\
+ * :im=:kB=\E[Z:kI=\E[L:kb=^H:kd=\E[B:kl=\E[D:kr=\E[C:ku=\E[A:\
+ * :nw=\r\E[S:pf=\E[4i:po=\E[5i:s0=\E(B:s1=\E)B:s2=\E*B:\
+ * :s3=\E+B:ta=\E[I:tc=pcansi-m: pcansi-m|pcansi-mono|ibm-pc terminal
+ * programs claiming to be ansi (mono mode):\ :am:bs:mi:ms:\
+ * :co#80:it#8:li#24:\
+ * :al=\E[L:bl=^G:bt=\E[Z:cd=\E[J:ce=\E[K:cl=\E[H\E[J:\
+ * :cm=\E[%i%d;%dH:cr=^M:ct=\E[2g:dc=\E[P:dl=\E[M:do=\E[B:\
+ * :ho=\E[H:kb=^H:kd=\E[B:kh=\E[H:kl=\E[D:kr=\E[C:ku=\E[A:\
+ * :le=\E[D:nd=\E[C:sf=^J:st=\EH:ta=^I:up=\E[A:\ :tc=klone+sgr-dumb:
+ * klone+sgr-dumb|attribute control for ansi.sys displays (no ESC [ 11
+ * m):\ :as=\E[12m:mb=\E[5m:md=\E[1m:me=\E[0;10m:mk=\E[8m:\
+ * :mr=\E[7m:se=\E[m:so=\E[7m:ue=\E[m:us=\E[4m:tc=klone+acs:
+ * klone+acs|alternate character set for ansi.sys displays:\
+ * :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:\
+ * :ae=\E[10m:as=\E[11m: ecma+color|color control for ECMA-48-compatible terminals:\ :Co#8:NC#3:pa#64:\ :AB=\E[4%dm:AF=\E[3%dm:op=\E[39;49m:
+ *
+ *
+ * Ignoreing ones in the VT102 spec
+ *
+ * ESC[%d@ ESC[I ESC[....R ESC[%dS ESC[%dT ESC[X ESC[Z
+ *
+ * ESC[c *ESC[%db ESC[....d ESC[....f ESC[2g ESC[4i ESC[5i ESC[6n
+ *
+ * ESC(B ESC)B ESC*B ESC+B
+ *
+ *
+ */
#include "project.h"
+#include "syslog.h"
+
+#define TABLE_LENGTH 128
+#undef DEBUG
+
+static char terminal_id[] = "vt102";
+/*
+ * number of aditional chars after \033 ... to complete the escape if it's
+ * fixed length
+ */
+int vt102_cmd_length[TABLE_LENGTH] = {
+ ['('] = 1,
+ [')'] = 1,
+ ['+'] = 1,
+ ['*'] = 1,
+ ['%'] = 1,
+ ['#'] = 1,
+ ['Y'] = 2,
+};
+
+/*
+ * method for determining end if if's not fixed length, -ve numbers from
+ * #defines, +ve are literals
+ */
+#define CSI_ENDER -1
+int vt102_cmd_termination[TABLE_LENGTH] = {
+ [']'] = 7,
+ ['['] = CSI_ENDER,
+};
+
+
+
+
+
+static inline int
+safe_ch (int c)
+{
+ if (c < 32)
+ return ' ';
+ if (c > 126)
+ return ' ';
+ return c;
+}
static inline int
csi_ender (int c)
return 1;
if ((c >= 'A') && (c <= 'Z'))
return 1;
+ if ((c == '@'))
+ return 1;
return 0;
}
static inline int
-scs_starter (int c)
+ctrl_chr (int ch, int term)
{
- switch (c)
- {
- case '(':
- case ')':
- return 1;
- }
+ if ((term > 0) && (ch == term))
+ return 0;
+ if (ch == 033)
+ return 0;
+ if ((ch > 0) && (ch < 040))
+ return 1;
return 0;
}
-static inline int
-csi_starter (int c)
-{
- switch (c)
- {
- case '[':
- return 1;
- }
- return 0;
-}
static inline int
in_margins (VT102 * v, CRT_Pos p)
}
void
-vt102_log_line (VT102 * v, int line)
+vt102_crt_update (Context * c)
{
- static FILE *log;
- CRT_Pos e = { VT102_COLS - 1, line };
- CRT_Pos p = { 0, line };
+ VT102 *v = c->v;
+
+ v->crt.pos = v->pos;
+ v->crt.hide_cursor =
+ v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] ? 0 : 1;
+
+ if (v->current_line.y != v->pos.y) {
+ vt102_log_line (c, v->current_line.y);
+ v->current_line = v->pos;
+ }
+
+ if (c->d)
+ cmd_show_status (c->d, c);
+}
+
+void
+vt102_do_resize (Context * c)
+{
+
+ VT102 *v = c->v;
+
+ v->crt.size = v->current_size;
+ v->crt.size.y++;
+ v->screen_end = v->current_size;
+ v->screen_end.x--;
+ v->screen_end.y--;
+ v->top_margin = v->screen_start;
+ v->bottom_margin = v->screen_end;
+ vt102_cursor_home (v);
+ crt_cls (&v->crt);
- if (!log)
- log = fopen ("log", "a+");
+ if (c->t)
+ tty_winch (c->t, v->current_size);
- if (!log)
+ log_f (c->l, "<size now %dx%d>", v->current_size.x, v->current_size.y);
+ vt102_crt_update (c);
+}
+
+
+void
+vt102_log_line (Context * c, int line)
+{
+ CRT_Pos e = { c->v->current_size.x - 1, line };
+ CRT_Pos p = { 0, line };
+ char logbuf[4 * (VT102_MAX_COLS + 1)], *logptr = logbuf;
+
+ if (!c->l || c->byte_logging)
return;
+ for (; e.x > 0; --e.x) {
+ if (c->v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ')
+ break;
+ }
+
+ for (; p.x <= e.x; ++p.x) {
+ int ch = c->v->crt.screen[CRT_ADDR_POS (&p)].chr;
+ if (ch < 32)
+ ch = ' ';
+ logptr += utf8_encode (logptr, ch);
+ }
+ *logptr = 0;
- for (; e.x > 0; --e.x)
- {
- if (v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ')
- break;
- }
+ c->l->log (c->l, logbuf);
+}
- for (; p.x <= e.x; ++p.x)
- {
- int c = v->crt.screen[CRT_ADDR_POS (&p)].chr;
- if (c < 32)
- c = ' ';
- if (c > 126)
- c = ' ';
- fputc (c, log);
- }
- fputc ('\n', log);
+/*
+ * Called for every upward scroll with same args
+ */
+void
+vt102_history (Context * c, CRT_Pos t, CRT_Pos b)
+{
+ /*
+ * Only log if it scrolls off the top
+ */
+ if (t.y)
+ return;
+
+ t.x = 0;
+ history_add (c->h, &(c->v->crt.screen[CRT_ADDR_POS (&t)]));
}
void
{
CRT_Pos *top, *bottom;
- if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE])
- {
- vt102_clip_cursor (v, v->top_margin, v->bottom_margin);
- }
- else
- {
- vt102_clip_cursor (v, v->screen_start, v->screen_end);
- }
+ if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE]) {
+ vt102_clip_cursor (v, v->top_margin, v->bottom_margin);
+ } else {
+ vt102_clip_cursor (v, v->screen_start, v->screen_end);
+ }
}
void
vt102_cursor_carriage_return (VT102 * v)
{
- /*FISH*/ v->pos.x = v->top_margin.x;
+ v->pos.x = v->top_margin.x;
v->pending_wrap = 0;
}
void
-vt102_cursor_advance_line (VT102 * v)
+vt102_cursor_advance_line (Context * c)
{
+ VT102 *v = c->v;
int couldscroll = in_margins (v, v->pos);
-/*have wraped off end of last line in scrolling region */
-/* (|| not necessary, but shuts compiler up */
- if (((v->pos.y == v->bottom_margin.y) || (v->pos.y == v->screen_end.y)) &&
- (couldscroll))
- {
- vt102_log_line (v, v->pos.y);
- crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1);
- return;
- }
+ /* have wraped off end of last line in scrolling region */
+ /* not necessary, but shuts compiler up */
+ if (((v->pos.y == v->bottom_margin.y) || (v->pos.y == v->screen_end.y))
+ && (couldscroll)) {
+ vt102_log_line (c, v->pos.y);
+
+ vt102_history (c, v->top_margin, v->bottom_margin);
+
+ crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
+ return;
+ }
- v->pos.y++;
+ if (v->pos.y != v->screen_end.y)
+ v->pos.y++;
v->pending_wrap = 0;
}
void
-vt102_cursor_advance (VT102 * v)
+vt102_cursor_retreat_line (Context * c)
{
+ VT102 *v = c->v;
+ int couldscroll = in_margins (v, v->pos);
- if (v->pos.x < v->bottom_margin.x)
- {
-/*Normal advance*/
- v->pos.x++;
- v->pending_wrap = 0;
- return;
- }
- v->pending_wrap++;
+ /* have wraped off end of first line in scrolling region */
+ /* (|| not necessary, but shuts compiler up */
+ if (((v->pos.y == v->top_margin.y) || (v->pos.y == v->screen_start.y)) &&
+ (couldscroll)) {
+ vt102_log_line (c, v->pos.y);
+
+ crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
+ return;
+ }
+
+ if (v->pos.y != v->screen_start.y)
+ v->pos.y--;
+ v->pending_wrap = 0;
}
void
-vt102_do_pending_wrap (VT102 * v)
+vt102_do_pending_wrap (Context * c)
{
+ VT102 *v = c->v;
int couldscroll = in_margins (v, v->pos);
int autowrap = v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP];
if (!v->pending_wrap)
return;
-#if 0
- fprintf (stderr, "ca: (%d,%d) autowrap %d couldscroll %d\n", v->pos.x,
- v->pos.y, autowrap, couldscroll);
-#endif
-
-/*End of line but no autowrap, nothing to do*/
+ /* End of line but no autowrap, nothing to do */
if (!autowrap)
return;
-/*End of screen and not allowed to scroll, nothing to do*/
+ /* End of screen and not allowed to scroll, nothing to do */
if ((v->pos.y == v->screen_end.y) && (!couldscroll))
return;
- if (couldscroll)
- {
- v->pos.x = v->top_margin.x;
- }
- else
- {
- v->pos.x = 0;
- }
+ if (couldscroll) {
+ v->pos.x = v->top_margin.x;
+ } else {
+ v->pos.x = 0;
+ }
+
+ vt102_cursor_advance_line (c);
+}
+
+void
+vt102_cursor_advance (Context * c)
+{
+ VT102 *v = c->v;
- vt102_cursor_advance_line (v);
+ if (v->pos.x < v->bottom_margin.x) {
+ /* Normal advance */
+ v->pos.x++;
+ v->pending_wrap = 0;
+ return;
+ }
+ v->pending_wrap++;
+ if (!c->v->xn_glitch)
+ vt102_do_pending_wrap (c);
}
+
void
-vt102_cursor_retard (VT102 * v)
+vt102_cursor_retreat (VT102 * v)
{
- if (v->pos.x != v->top_margin.x)
+ if (v->pos.x != v->top_margin.x) {
v->pos.x--;
+ }
v->pending_wrap = 0;
}
memset (v->tabs, 0, sizeof (v->tabs));
- for (i = 0; i < VT102_COLS; i += 8)
- {
- v->tabs[i]++;
- }
+ for (i = 0; i < VT102_MAX_COLS; i += 8) {
+ v->tabs[i]++;
+ }
}
void
vt102_cursor_advance_tab (VT102 * v)
{
if (v->pos.x == v->bottom_margin.x)
return;
- while (v->pos.x < v->bottom_margin.x)
- {
- v->pos.x++;
- if (v->tabs[v->pos.x])
- break;
- }
+ while (v->pos.x < v->bottom_margin.x) {
+ v->pos.x++;
+ if (v->tabs[v->pos.x])
+ break;
+ }
+ v->pending_wrap = 0;
+}
+
+void
+vt102_cursor_retreat_tab (VT102 * v)
+{
+ if (v->pos.x == v->top_margin.x)
+ return;
+ while (v->pos.x > v->top_margin.x) {
+ v->pos.x--;
+ if (v->tabs[v->pos.x])
+ break;
+ }
v->pending_wrap = 0;
}
vt102_cursor_absolute (VT102 * v, int x, int y)
{
- if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE])
- {
- v->pos.x = x + v->top_margin.x;
- v->pos.y = y + v->top_margin.x;
- }
- else
- {
- v->pos.x = x;
- v->pos.y = y;
- }
+ if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE]) {
+ v->pos.x = x + v->top_margin.x;
+ v->pos.y = y + v->top_margin.y;
+ } else {
+ v->pos.x = x;
+ v->pos.y = y;
+ }
vt102_cursor_normalize (v);
v->pending_wrap = 0;
}
if (n < 0)
return;
- if (n)
- {
+ if (n) {
- memmove (&v->crt.screen[CRT_ADDR_POS (&p)],
- &v->crt.screen[CRT_ADDR_POS (&p) + 1], sizeof (CRT_CA) * n);
- }
+ memmove (&v->crt.screen[CRT_ADDR_POS (&p)],
+ &v->crt.screen[CRT_ADDR_POS (&p) + 1], sizeof (CRT_CA) * n);
+ }
v->crt.screen[CRT_ADDR (p.y, v->bottom_margin.x)].chr = ' ';
-/*But not attr due to vt102 bug*/
+ /* But not attr due to vt102 bug */
}
void
if (n < 0)
return;
- if (n)
- {
+ if (n) {
- memmove (&v->crt.screen[CRT_ADDR_POS (&p) + 1],
- &v->crt.screen[CRT_ADDR_POS (&p)], sizeof (CRT_CA) * n);
- }
+ memmove (&v->crt.screen[CRT_ADDR_POS (&p) + 1],
+ &v->crt.screen[CRT_ADDR_POS (&p)], sizeof (CRT_CA) * n);
+ }
- v->crt.screen[CRT_ADDR (p.y, v->bottom_margin.x)].chr = ' ';
- v->crt.screen[CRT_ADDR (p.y, v->bottom_margin.x)].attr = CRT_ATTR_NORMAL;
- v->crt.screen[CRT_ADDR (p.y, v->bottom_margin.x)].color = CRT_COLOR_NORMAL;
+ v->crt.screen[CRT_ADDR_POS (&p)].chr = ' ';
+ v->crt.screen[CRT_ADDR_POS (&p)].attr = CRT_ATTR_NORMAL;
+ v->crt.screen[CRT_ADDR_POS (&p)].color = CRT_COLOR_NORMAL;
}
void
-vt102_change_mode (VT102 * v, int private, char *ns, int set)
+vt102_change_mode (Context * c, int private, char *ns, int set)
{
+ VT102 *v = c->v;
int m;
- if (*ns)
- {
- m = atoi (ns);
- }
- else
- {
- m = 1;
- }
+ if (*ns) {
+ m = atoi (ns);
+ } else {
+ m = 1;
+ }
if (m < 0)
return;
if (m >= VT102_NMODES)
return;
- if (private)
- {
- v->private_modes[m] = set;
- switch (m)
- {
- case VT102_PRIVATE_MODE_CURSOR_MODE:
- if (v->application_keypad_mode)
- v->private_modes[m] = 0;
-#if 0
- fprintf (stderr, "APPLICATION CURSOR MODE %d wanted %d\n",
- v->private_modes[m],set);
-#endif
- break;
- case VT102_PRIVATE_MODE_ORIGIN_MODE:
- vt102_cursor_home (v);
- break;
- }
+ if (private) {
+ v->private_modes[m] = set;
+ switch (m) {
+ case VT102_PRIVATE_MODE_CURSOR_MODE:
+ if (v->application_keypad_mode)
+ v->private_modes[m] = 0;
+ break;
+ case VT102_PRIVATE_MODE_ORIGIN_MODE:
+ vt102_cursor_home (v);
+ break;
+ case VT102_PRIVATE_MODE_132COLS:
+ v->current_size.x =
+ v->
+ private_modes[VT102_PRIVATE_MODE_132COLS] ? VT102_COLS_132 :
+ VT102_COLS_80;
+ vt102_do_resize (c);
+ break;
}
- else
- v->modes[m] = set;
-#if 0
- fprintf (stderr, "mode set=%d private=%d num=%d\n", set, private, m);
-#endif
+ } else
+ v->modes[m] = set;
}
void
-vt102_parse_mode_string (VT102 * v, char *buf, int len)
+vt102_parse_mode_string (Context * c, char *buf, int len)
{
+ VT102 *v = c->v;
int private = 0;
char last = buf[len - 1];
char num[4];
len--;
- if (*buf == '?')
- {
- private++;
- buf++;
- len--;
- }
+ if (*buf == '?') {
+ private++;
+ buf++;
+ len--;
+ }
if (len < 0)
return;
- while (len--)
- {
- if (*buf == ';')
- {
- vt102_change_mode (v, private, &num[o], last == 'h');
- memset (num, 0, sizeof (num));
- o = sizeof (num) - 1;
- buf++;
- continue;
- }
+ while (len--) {
+ if (*buf == ';') {
+ vt102_change_mode (c, private, &num[o], last == 'h');
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+ buf++;
+ continue;
+ }
- num[0] = num[1];
- num[1] = num[2];
- num[2] = *buf;
+ num[0] = num[1];
+ num[1] = num[2];
+ num[2] = *buf;
- if (o)
- o--;
+ if (o)
+ o--;
- buf++;
- }
+ buf++;
+ }
- vt102_change_mode (v, private, &num[o], last == 'h');
+ vt102_change_mode (c, private, &num[o], last == 'h');
}
int a;
- if (*na)
- {
- a = atoi (na);
- }
- else
- {
- a = 0;
- }
+ if (*na) {
+ a = atoi (na);
+ } else {
+ a = 0;
+ }
- switch (a)
- {
- case 0:
- v->attr = CRT_ATTR_NORMAL;
- v->color= CRT_COLOR_NORMAL;
- break;
- case 1:
- v->attr |= CRT_ATTR_BOLD;
- break;
- case 21:
- case 22:
- v->attr &= ~CRT_ATTR_BOLD;
- break;
- case 4:
- v->attr |= CRT_ATTR_UNDERLINE;
- break;
- case 24:
- v->attr &= ~CRT_ATTR_UNDERLINE;
- break;
- case 5:
- v->attr |= CRT_ATTR_BLINK;
- break;
- case 25:
- v->attr &= ~CRT_ATTR_BLINK;
- break;
- case 7:
- v->attr |= CRT_ATTR_REVERSE;
- break;
- case 27:
- v->attr &= ~CRT_ATTR_REVERSE;
- break;
- case 30:
- case 31:
- case 32:
- case 33:
- case 34:
- case 35:
- case 36:
- case 37:
- v->color &= ~CRT_COLOR_FG_MASK;
- v->color |= ((a-30) << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
- break;
- case 90:
- case 91:
- case 92:
- case 93:
- case 94:
- case 95:
- case 96:
- case 97:
- v->color &= ~CRT_COLOR_FG_MASK;
- v->color |= (((a-90)|CRT_COLOR_INTENSITY) << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
- break;
- case 39:
- case 99:
- v->color &= ~CRT_COLOR_FG_MASK;
- v->color |= (CRT_FGCOLOR_NORMAL << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
- break;
- case 40:
- case 41:
- case 42:
- case 43:
- case 44:
- case 45:
- case 46:
- case 47:
- v->color &= ~CRT_COLOR_BG_MASK;
- v->color |= ((a-40) << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
- break;
- case 100:
- case 101:
- case 102:
- case 103:
- case 104:
- case 105:
- case 106:
- case 107:
- v->color &= ~CRT_COLOR_BG_MASK;
- v->color |= (((a-100)|CRT_COLOR_INTENSITY) << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
- break;
- case 49:
- case 109:
- v->color &= ~CRT_COLOR_BG_MASK;
- v->color |= (CRT_BGCOLOR_NORMAL << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
- break;
-
- default:
- ;
-#if 0
- fprintf (stderr, "unhandled SGR %d\n", a);
-#endif
- }
+ switch (a) {
+ case 0:
+ v->attr = CRT_ATTR_NORMAL;
+ v->color = CRT_COLOR_NORMAL;
+ break;
+ case 1:
+ v->attr |= CRT_ATTR_BOLD;
+ break;
+ case 21:
+ case 22:
+ v->attr &= ~CRT_ATTR_BOLD;
+ break;
+ case 4:
+ v->attr |= CRT_ATTR_UNDERLINE;
+ break;
+ case 24:
+ v->attr &= ~CRT_ATTR_UNDERLINE;
+ break;
+ case 5:
+ v->attr |= CRT_ATTR_BLINK;
+ break;
+ case 25:
+ v->attr &= ~CRT_ATTR_BLINK;
+ break;
+ case 7:
+ v->attr |= CRT_ATTR_REVERSE;
+ break;
+ case 27:
+ v->attr &= ~CRT_ATTR_REVERSE;
+ break;
+ case 30:
+ case 31:
+ case 32:
+ case 33:
+ case 34:
+ case 35:
+ case 36:
+ case 37:
+ v->color &= ~CRT_COLOR_FG_MASK;
+ v->color |= ((a - 30) << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
+ break;
+ case 90:
+ case 91:
+ case 92:
+ case 93:
+ case 94:
+ case 95:
+ case 96:
+ case 97:
+ v->color &= ~CRT_COLOR_FG_MASK;
+ v->color |=
+ (((a -
+ 90) | CRT_COLOR_INTENSITY) << CRT_COLOR_FG_SHIFT) &
+ CRT_COLOR_FG_MASK;
+ break;
+ case 39:
+ case 99:
+ v->color &= ~CRT_COLOR_FG_MASK;
+ v->color |=
+ (CRT_FGCOLOR_NORMAL << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
+ break;
+ case 40:
+ case 41:
+ case 42:
+ case 43:
+ case 44:
+ case 45:
+ case 46:
+ case 47:
+ v->color &= ~CRT_COLOR_BG_MASK;
+ v->color |= ((a - 40) << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
+ break;
+ case 100:
+ case 101:
+ case 102:
+ case 103:
+ case 104:
+ case 105:
+ case 106:
+ case 107:
+ v->color &= ~CRT_COLOR_BG_MASK;
+ v->color |=
+ (((a -
+ 100) | CRT_COLOR_INTENSITY) << CRT_COLOR_BG_SHIFT) &
+ CRT_COLOR_BG_MASK;
+ break;
+ case 49:
+ case 109:
+ v->color &= ~CRT_COLOR_BG_MASK;
+ v->color |=
+ (CRT_BGCOLOR_NORMAL << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
+ break;
+ }
}
if (len < 0)
return;
- while (len--)
- {
- if (*buf == ';')
- {
- vt102_change_attr (v, &num[o]);
- memset (num, 0, sizeof (num));
- o = sizeof (num) - 1;
- buf++;
- continue;
- }
+ while (len--) {
+ if (*buf == ';') {
+ vt102_change_attr (v, &num[o]);
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+ buf++;
+ continue;
+ }
- num[0] = num[1];
- num[1] = num[2];
- num[2] = *buf;
+ num[0] = num[1];
+ num[1] = num[2];
+ num[2] = *buf;
- if (o)
- o--;
+ if (o)
+ o--;
- buf++;
- }
+ buf++;
+ }
vt102_change_attr (v, &num[o]);
}
{
v->saved.pos = v->pos;
v->saved.attr = v->attr;
- v->saved.color= v->color;
+ v->saved.color = v->color;
v->saved.origin_mode = v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE];
}
{
v->pos = v->saved.pos;
v->attr = v->saved.attr;
- v->color= v->saved.color;
+ v->color = v->saved.color;
v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE] = v->saved.origin_mode;
vt102_cursor_normalize (v);
v->pending_wrap = 0;
}
-void vt102_scs(VT102 *c,int g,int s)
+void
+vt102_regular_char (Context * c, VT102 * v, uint32_t ch)
{
-/*Ignoring charsets*/
+
+
+ vt102_do_pending_wrap (c);
+
+
+ if (v->modes[VT102_MODE_INSERT])
+ vt102_insert_into_line (v, v->pos);
+
+ v->last_reg_char = ch;
+
+
+ if (ch < VT102_CHARSET_SIZE) {
+ int cs;
+ if ((cs = vt102_charset_c0[ch])) {
+ ch = cs;
+ } else if ((cs = charset_from_csid[v->g[v->cs]][ch])) {
+ ch = cs;
+ }
+ }
+ v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = ch;
+ v->crt.screen[CRT_ADDR_POS (&v->pos)].attr = v->attr;
+ v->crt.screen[CRT_ADDR_POS (&v->pos)].color = v->color;
+ vt102_cursor_advance (c);
+
}
-void
-vt102_parse_esc (VT102 * v, int c)
+vt102_send_id (Context * c, char *buf)
{
- switch (c)
- {
- case 'E':
- if (v->pos.y == v->bottom_margin.y)
- {
- vt102_log_line (v, v->pos.y);
- crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1);
- }
- else
- {
- vt102_cursor_relative (v, 0, 1);
- }
- break;
- case 'H':
- v->tabs[v->pos.x]++;
- break;
- case 'M':
- if (v->pos.y == v->top_margin.y)
- {
- crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1);
- }
- else
- {
- vt102_cursor_relative (v, 0, -1);
- }
- break;
- case '7':
- vt102_save_state (v);
- break;
- case '8':
- vt102_restore_state (v);
- break;
- case '=':
- v->application_keypad_mode = 1;
- break;
- case '>':
- v->application_keypad_mode = 0;
- break;
- default:
-#if 0
- fprintf (stderr, "unhandled ESC \\033 \\%03o (ESC %c)\n", c,
- (c < 32) ? '?' : c);
-#endif
- ;
- }
+
+ if (c->t) {
+ int l = strlen (buf);
+ c->t->xmit (c->t, buf, l);
+ }
}
+
void
-vt102_parse_csi (VT102 * v, char *buf, int len)
+vt102_scs (Context * c, int g, int s)
+{
+ VT102 *v = c->v;
+ int cs = VT102_CSID_US;
+
+
+ switch (s) {
+ case 'A':
+ cs = VT102_CSID_UK;
+ break;
+ case '1':
+ case '2':
+ case 'B':
+ cs = VT102_CSID_US;
+ break;
+ case '0':
+ cs = VT102_CSID_GL;
+ break;
+ }
+
+ switch (g) {
+ case '(':
+ v->g[0] = cs;
+ break;
+ case ')':
+ v->g[1] = cs;
+ break;
+ }
+
+}
+
+static int
+vt102_parse_csi (Context * c, char *buf, int len)
{
char last;
char *ptr;
char *arg = buf + 1;
int narg;
+ int err = 0;
+
+ VT102 *v = c->v;
buf[len] = 0;
last = buf[len - 1];
-#if 0
- buf[len - 1] = 0;
-#endif
- if (len > 2)
- {
- narg = atoi (arg);
- }
- else
- {
- narg = 1;
- }
+ if (len > 2) {
+ narg = atoi (arg);
+ } else {
+ narg = 1;
+ }
- switch (buf[0])
- {
- case '[':
- switch (last)
- {
- case 'A':
- vt102_cursor_relative (v, 0, -narg);
- break;
- case 'B':
- vt102_cursor_relative (v, 0, narg);
- break;
- case 'C':
- vt102_cursor_relative (v, narg, 0);
- break;
- case 'D':
- vt102_cursor_relative (v, -narg, 0);
- break;
- case 'E':
- vt102_cursor_relative (v, 0, narg);
- vt102_cursor_carriage_return (v);
- break;
- case 'F':
- vt102_cursor_relative (v, 0, -narg);
- vt102_cursor_carriage_return (v);
- break;
- case 'G':
- vt102_cursor_absolute (v, narg - 1, v->pos.y);
- break;
- case 'H':
- case 'f':
- {
- int x, y;
+ switch (buf[0]) {
+ case '[': /* CSI */
+ switch (last) {
+ case '@': /* ICH */
+ while (narg--)
+ vt102_insert_into_line (v, v->pos);
+ break;
+ case 'A': /* CUU */
+ vt102_cursor_relative (v, 0, -narg);
+ break;
+ case 'e': /* VPR */
+ case 'B': /* CUD */
+ vt102_cursor_relative (v, 0, narg);
+ break;
+ case 'a': /* HPR */
+ case 'C': /* CUF */
+ vt102_cursor_relative (v, narg, 0);
+ break;
+ case 'D': /* CUB */
+ vt102_cursor_relative (v, -narg, 0);
+ break;
+ case 'E': /* CNL */
+ vt102_cursor_relative (v, 0, narg);
+ vt102_cursor_carriage_return (v);
+ break;
+ case 'F': /* CPL */
+ vt102_cursor_relative (v, 0, -narg);
+ vt102_cursor_carriage_return (v);
+ break;
+ case 'G': /* CHG */
+ vt102_cursor_absolute (v, narg - 1, v->pos.y);
+ break;
+ case 'H': /* CUP */
+ case 'f': /* HVP */
+ {
+ int x, y;
- y = narg - 1;
+ y = narg - 1;
- ptr = index (arg, ';');
- if (ptr)
- x = atoi (ptr + 1) - 1;
- else
- x = 0;
+ ptr = index (arg, ';');
+ if (ptr)
+ x = atoi (ptr + 1) - 1;
+ else
+ x = 0;
- vt102_cursor_absolute (v, x, y);
- }
- break;
- case 'J':
- switch (narg)
- {
- case 1:
- crt_erase (&v->crt, v->pos, v->screen_end, 1);
- break;
- case 2:
- crt_erase (&v->crt, v->screen_start, v->screen_end, 1);
- break;
- }
- break;
- case 'K':
- {
- CRT_Pos ls = { 0, v->pos.y };
- CRT_Pos le = { VT102_COLS - 1, v->pos.y };
- if (len == 2)
- narg = 0; /*Different default */
-
- switch (narg)
- {
- case 0:
- crt_erase (&v->crt, v->pos, le, 1);
- break;
- case 1:
- crt_erase (&v->crt, ls, v->pos, 1);
- break;
- case 2:
- crt_erase (&v->crt, ls, le, 1);
- break;
- }
- }
+ vt102_cursor_absolute (v, x, y);
+ }
+ break;
+ case 'I': /* CHT */
+ while (narg--)
+ vt102_cursor_advance_tab (c->v);
+ break;
+ case 'J': /* ED */
+ /* Different default */
+ if (len == 2)
+ narg = 0;
+ switch (narg) {
+ case 0:
+ crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
+ break;
+ case 1:
+ crt_erase (&v->crt, v->screen_start, v->pos, 1, v->color);
+ break;
+ case 2:
+ crt_erase (&v->crt, v->screen_start, v->screen_end, 1, v->color);
+ break;
+ }
+ break;
+ case 'K': /* EL */
+ {
+ CRT_Pos ls = { 0, v->pos.y };
+ CRT_Pos le = { v->current_size.x - 1, v->pos.y };
+ /* Different default */
+ if (len == 2)
+ narg = 0;
+
+ switch (narg) {
+ case 0:
+ crt_erase (&v->crt, v->pos, le, 1, v->color);
break;
-
- case 'P':
- while (narg--)
- vt102_delete_from_line (v, v->pos);
+ case 1:
+ crt_erase (&v->crt, ls, v->pos, 1, v->color);
break;
- case 'L':
- if ((v->pos.y >= v->top_margin.y)
- && (v->pos.y <= v->bottom_margin.y))
- {
- while (narg--)
- crt_scroll_down (&v->crt, v->pos, v->bottom_margin, 1);
- }
+ case 2:
+ crt_erase (&v->crt, ls, le, 1, v->color);
break;
+ }
+ }
+ break;
- case 'M':
- if ((v->pos.y >= v->top_margin.y)
- && (v->pos.y <= v->bottom_margin.y))
- {
- while (narg--)
- crt_scroll_up (&v->crt, v->pos, v->bottom_margin, 0);
- }
- break;
+ case 'L': /* IL */
+ if ((v->pos.y >= v->top_margin.y)
+ && (v->pos.y <= v->bottom_margin.y)) {
+ while (narg--)
+ crt_scroll_down (&v->crt, v->pos, v->bottom_margin, 1, v->color);
+ }
+ break;
- case 'g':
- if (len == 2)
- narg = 0; /*Different default */
-
- switch (narg)
- {
- case 0:
- v->tabs[v->pos.x] = 0;
- break;
- case 3:
- memset (v->tabs, 0, sizeof (v->tabs));
- break;
- }
- break;
+ case 'M': /* DL */
+ if ((v->pos.y >= v->top_margin.y)
+ && (v->pos.y <= v->bottom_margin.y)) {
+ while (narg--) {
+ vt102_history (c, v->pos, v->bottom_margin);
+ crt_scroll_up (&v->crt, v->pos, v->bottom_margin, 1, v->color);
+ }
+ }
+ break;
+ case 'P': /* DCH */
+ while (narg--)
+ vt102_delete_from_line (v, v->pos);
+ break;
+ case 'S': /* SU */
+ while (narg--) {
+ vt102_history (c, v->top_margin, v->bottom_margin);
+ crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
+ }
+ break;
+ case 'T': /* SD */
+ while (narg--)
+ crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1,
+ v->color);
+ break;
+ case 'X': /* ECH */
+ {
+ CRT_Pos end = v->pos;
+ if (!narg)
+ narg++;
- case 'h':
- case 'l':
- vt102_parse_mode_string (v, &buf[1], len - 1);
- break;
+ end.x += narg - 1;
+ if (end.x > v->bottom_margin.x)
+ end.x = v->bottom_margin.x;
- case 'm':
- vt102_parse_attr_string (v, &buf[1], len - 1);
- break;
- case 'r':
- v->top_margin = v->screen_start;
- v->bottom_margin = v->screen_end;
-
- if ((len > 2) && (ptr = index (arg, ';')))
- {
- ptr++;
- v->top_margin.y = narg - 1;
- v->bottom_margin.y = atoi (ptr) - 1;
- }
-
- if (v->top_margin.y < v->screen_start.y)
- v->top_margin.y = v->screen_start.y;
- if (v->top_margin.y > v->screen_end.y)
- v->top_margin.y = v->screen_end.y;
- if (v->bottom_margin.y < v->screen_start.y)
- v->bottom_margin.y = v->screen_start.y;
- if (v->bottom_margin.y > v->screen_end.y)
- v->bottom_margin.y = v->screen_end.y;
-
- vt102_cursor_home (v);
- break;
- case 's':
- v->saved.pos = v->pos;
- break;
- case 'u':
- v->pos = v->saved.pos;
- vt102_cursor_normalize (v);
- v->pending_wrap = 0;
- break;
+ crt_erase (&v->crt, v->pos, end, 1, v->color);
+ }
+ break;
+ case 'Z': /* CBT */
+ while (narg--)
+ vt102_cursor_retreat_tab (c->v);
+ break;
+ case '`': /* HPA */
+ vt102_cursor_absolute (v, narg - 1, v->pos.y);
+ break;
+ case 'b': /* REP */
+ while (narg--) {
+ vt102_regular_char (c, v, v->last_reg_char);
+ err += vt102_rx_hook (c, v->last_reg_char);
+ }
+ break;
+ case 'c': /* DA */
+ /* For some obscure reason some programs seem to send */
+ /* CSI [ ? .. c, which we ignore */
+ if (buf[1] != '?')
+ vt102_send_id (c, "\033[?2c");
+ break;
+ case 'd': /* VPA */
+ vt102_cursor_absolute (v, v->pos.x, narg - 1);
+ break;
+ case 'g': /* TBC */
+ /* Different default */
+ if (len == 2)
+ narg = 0;
+
+ switch (narg) {
+ case 0:
+ v->tabs[v->pos.x] = 0;
+ break;
+ case 2:
+ // FIXME: - LA120 says current line only WTF?
+ case 3:
+ memset (v->tabs, 0, sizeof (v->tabs));
+ break;
+ }
+ break;
- default:
-#if 0
- fprintf (stderr, "unhandled CSI \\033%s\n", buf, buf[0]);
-#endif
- ;
+ case 'i': /* MC */
+ // Printer commands
+ // FIXME
+ break;
+ case 'h': /* SM */
+ case 'l': /* RM */
+ vt102_parse_mode_string (c, &buf[1], len - 1);
+ break;
+ case 'm': /* SGR */
+ vt102_parse_attr_string (v, &buf[1], len - 1);
+ break;
+ case 'n': /* DSR */
+ // Device status report
+ switch (buf[1]) {
+ case '5':
+ vt102_send_id (c, "\033[0n");
+ break;
+ case '6': /* CPR */
+ if (c->t) {
+ char buf[16];
+ int i;
+ i = sprintf (buf, "\033[%d;%dR", v->pos.y + 1, v->pos.x + 1);
+ c->t->xmit (c->t, buf, i);
}
+ break;
+ default:
+ // ?15n printer status
+ log_f (c->l, "<%s:%d unhandled DSR: \\033%s>", __FILE__,
+ __LINE__, buf);
+ }
break;
- default:
-#if 0
- fprintf (stderr, "unhandled CSI \\033%s\n", buf, buf[0]);
-#endif
- ;
- }
-
+ case 'q': /* DECLL */
+ // Load LED on off
+ break;
+ case 'r': /* DECSTBM */
+ v->top_margin = v->screen_start;
+ v->bottom_margin = v->screen_end;
+
+ if ((len > 2) && (ptr = index (arg, ';'))) {
+ ptr++;
+ v->top_margin.y = narg - 1;
+ v->bottom_margin.y = atoi (ptr) - 1;
+ }
+ if (v->top_margin.y < v->screen_start.y)
+ v->top_margin.y = v->screen_start.y;
+ if (v->top_margin.y > v->screen_end.y)
+ v->top_margin.y = v->screen_end.y;
+ if (v->bottom_margin.y < v->screen_start.y)
+ v->bottom_margin.y = v->screen_start.y;
+ if (v->bottom_margin.y > v->screen_end.y)
+ v->bottom_margin.y = v->screen_end.y;
-}
+ vt102_cursor_home (v);
+ break;
+ case 's': /* SCP */
+ v->saved.pos = v->pos;
+ break;
+ case 'u': /* RCP */
+ v->pos = v->saved.pos;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+ break;
+ case 'y': /* DECTST */
+ // Invoke confidence test
+ break;
+ case 'z': /* DECVERP */
+ // request terminal parameters
+ break;
-void
-vt102_status_line (VT102 * v, char *str)
-{
- int i = VT102_COLS;
- CRT_CA *ca = &v->crt.screen[CRT_ADDR (VT102_STATUS_ROW, 0)];
+ default:
+ log_f (c->l, "<%s:%d unhandled CSI: \\033%s>", __FILE__, __LINE__, buf);
- while (i--)
- {
- ca->attr = CRT_ATTR_REVERSE;
- ca->color=CRT_COLOR_NORMAL;
- ca->chr = *str;
- if (*str)
- str++;
- ca++;
+ ;
}
+ break;
+ default:
+ log_f (c->l, "<%s:%d unhandled sequence: \\033%s>", __FILE__,
+ __LINE__, buf);
+ ;
+ }
-}
-void
-vt102_parse_char (VT102 * v, int c,TTY *tty)
+ return err;
+}
+
+static int
+vt102_parse_esc (Context * c)
{
+ int err = 0;
+ VT102 *v = c->v;
VT102_parser *p = &v->parser;
-
-#if 0
- fprintf (stderr, "char %c pc %d %d %d %d %d\n", (c < 32) ? 32 : c, c,
- p->in_csi, p->in_escape, v->pos.x, v->pos.y);
+#ifdef DEBUG
+ p->cmd_buf[p->cmd_ptr] = 0;
+ log_f (c->l, "<cmd in x=%3d y=%2d aw=%d vt=%d <ESC>%s >", v->pos.x,
+ v->pos.y, v->pending_wrap,
+ !v->private_modes[VT102_PRIVATE_MODE_VT52], p->cmd_buf);
#endif
- if (p->in_csi)
- {
- p->csi_buf[p->csi_ptr++] = c;
- if (csi_ender (c) || (p->csi_ptr == VT102_CSI_LEN))
- {
- vt102_parse_csi (v, p->csi_buf, p->csi_ptr);
- p->in_csi = 0;
- }
- }
- else if (p->in_escape)
- {
- if (csi_starter (c))
- {
- p->csi_ptr = 0;
- p->csi_buf[p->csi_ptr++] = c;
- p->in_csi++;
- p->in_escape = 0;
- }
- else if (scs_starter(c)) {
- p->in_scs=c;
- p->in_escape = 0;
- }
- else
- {
- p->in_escape = 0;
- vt102_parse_esc (v, c);
- }
+
+ if (!v->private_modes[VT102_PRIVATE_MODE_VT52]) {
+ int ate = 1;
+
+ switch (p->cmd_buf[0]) {
+ case 'A': /* CURSOR UP */
+ vt102_cursor_relative (v, 0, -1);
+ break;
+ case 'B': /* CURSOR DOWN */
+ vt102_cursor_relative (v, 0, 1);
+ break;
+ case 'C': /* CURSOR RIGHT */
+ vt102_cursor_relative (v, 1, 0);
+ break;
+ case 'D': /* CURSOR LEFT */
+ vt102_cursor_relative (v, -1, 0);
+ break;
+ case 'F': /* ENTER GRAPHICS MODE */
+ v->cs = 1;
+ v->g[1] = VT102_CSID_VT52;
+ break;
+ case 'G': /* EXIT GRAPHICS MODE */
+ v->cs = 0;
+ v->g[0] = VT102_CSID_US;
+ break;
+ case 'H': /* CURSOR HOME */
+ vt102_cursor_absolute (v, 0, 0);
+ break;
+ case 'I': /* REVERSE LINE FEED */
+ vt102_cursor_retreat_line (c);
+ break;
+ case 'J': /* ERASE TO END OF SCREEN */
+ crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
+ break;
+ case 'K': /* ERASE TO END OF LINE */
+ {
+ CRT_Pos le = { v->current_size.x - 1, v->pos.y };
+ crt_erase (&v->crt, v->pos, le, 1, v->color);
+ }
+ break;
+ case 'Y': /* DIRECT CURSOR ADDRESS */
+ vt102_cursor_absolute (v, p->cmd_buf[2] - 040, p->cmd_buf[1] - 040);
+ break;
+ case 'V': /* PRINT CURSOR LINE */
+ // Print current line
+ break;
+ case 'W':
+ // Printer on
+ break;
+ case 'X':
+ // printer off
+ break;
+ case ']': /* PRINT SCREEN */
+ // print screen
+ break;
+ case 'Z': // ID
+ vt102_send_id (c, "\033/K");
+ break;
+ case '^':
+ // Autoprint on
+ break;
+ case '_':
+ // Autoprint off
+ break;
+ case '=': /* ENTER ALTERNATE KEYPAD MODE */
+ v->application_keypad_mode = 1;
+ break;
+ case '>': /* EXIT ALTERNATE KEYPAD MODE */
+ v->application_keypad_mode = 0;
+ break;
+ default:
+ ate = 0;
}
- else if (p->in_scs) {
- vt102_scs(v,p->in_scs,c);
- p->in_scs=0;
+ if (ate)
+ return;
}
- else
- {
- switch (c)
- {
- /*NUL*/ case 0:
- /*SOH*/ case 1:
- /*STX*/ case 2:
- /*ETX*/ case 3:
- /*EOT*/ case 4:
- break;
- /*ENQ*/ case 5:
- tty_write (tty, "vt102", 5);
- break;
- /*ACK*/ case 6:
- /*BEL*/ case 7:
- break;
- /*BS*/ case 8:
- vt102_cursor_retard (v);
- break;
- /*HT*/ case 9:
- vt102_cursor_advance_tab (v);
- break;
- /*LF*/ case 10:
- /*VT*/ case 11:
- /*FF*/ case 12:
- vt102_cursor_advance_line (v);
- if (!v->modes[VT102_MODE_NEWLINE_MODE])
- break;
- /*CR*/ case 13:
- vt102_cursor_carriage_return (v);
- break;
- /*SO*/ case 14:
- /*select G1*/
- /*Ignoring charsets*/
- break;
- /*SI*/ case 15:
- /*select G0*/
- /*Ignoring charsets*/
- break;
- /*DLE*/ case 16:
- /*DC1 */ case 17:
- /*DC2 */ case 18:
- /*DC3 */ case 19:
- /*DC4 */ case 20:
- /*NAK*/ case 21:
- /*SYN*/ case 22:
- /*ETB*/ case 23:
- /*CAN*/ case 24:
- /*EM*/ case 25:
- /*SUB*/ case 26:
- break;
- /*ESC*/ case 27:
- p->in_escape++;
- return;
- /*FS*/ case 28:
- /*GS*/ case 29:
- /*RS*/ case 30:
- /*US*/ case 31:
- /*DEL*/ case 127:
- break;
- /*regular character */ default:
- vt102_do_pending_wrap (v);
- if (v->modes[VT102_MODE_INSERT])
- vt102_insert_into_line (v, v->pos);
+ /*
+ * If you edit this switch don't forget to edit the length and
+ * termination tables
+ */
+ switch (p->cmd_buf[0]) {
+ case 'D': /* IND */
+ vt102_cursor_advance_line (c);
+ break;
+
+ case 'E': /* NEL */
+ vt102_cursor_advance_line (c);
+ v->pos.x = v->top_margin.x;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+ break;
+ /* F SSA */
+ /* G ESA */
+ case 'H': /* HTS */
+ v->tabs[v->pos.x]++;
+ break;
+ /* I HTJ */
+ /* J VTS */
+ /* K PLD */
+ /* L PLU */
+ case 'M': /* RI */
+ vt102_cursor_retreat_line (c);
+ break;
+ case 'N': /* SS2 */
+ // select G2 for one char
+ break;
+ case 'O': /* SS3 */
+ // select G3 for one char
+ break;
+ /* P DCS */
+ /* Q PU1 */
+ /* R PU2 */
+ /* S STS */
+ /* T CCH */
+ /* U MW */
+ /* V SPA */
+ /* W EPA */
+ /* X SOS */
+ /* Y SGCI */
+ case 'Z': /* DECID */
+ vt102_send_id (c, terminal_id);
+ break;
+ case 'c': /* RIS */
+ vt102_reset (c);
+ break;
+ case '=':
+ /* DECKPAM */
+ v->application_keypad_mode = 1;
+ break;
+ case '>':
+ /* DECKPNM */
+ v->application_keypad_mode = 0;
+ break;
+
+ case '#':
+ switch (p->cmd_buf[1]) {
+ case '3': /* DECDHL */
+ // top of double height line
+ case '4': /* DECDHL */
+ // bottom of double height line
+ case '5': /* DECSWL */
+ // single width line
+ case '6': /* DECDWL */
+ // double width line
+ break;
+ case '8': /* DECALN */
+ {
+ int i;
+ crt_erase (&v->crt, v->screen_start, v->screen_end, 1,
+ CRT_COLOR_NORMAL);
+ for (i = 0; i < CRT_ADDR_POS (&v->screen_end); ++i)
+ v->crt.screen[i].chr = 'E';
+ }
+ break;
+ default:
- v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = c;
- v->crt.screen[CRT_ADDR_POS (&v->pos)].attr = v->attr;
- v->crt.screen[CRT_ADDR_POS (&v->pos)].color = v->color;
- vt102_cursor_advance (v);
- }
- }
+ log_f (c->l,
+ "<%s:%d unhandled ESC: \\033 \\043 \\%03o (ESC # %c)>",
+ __FILE__, __LINE__, p->cmd_buf[1], safe_ch (p->cmd_buf[1]));
- v->crt.pos = v->pos;
- v->crt.hide_cursor =
- v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] ? 0 : 1;
-
- if (v->current_line.y != v->pos.y)
- {
- vt102_log_line (v, v->current_line.y);
- v->current_line = v->pos;
}
+ break;
+ case '<': /* DECANM */
+ // Set ansi mode - ignored
+ break;
+ case '7': /* DECSC */
+ vt102_save_state (v);
+ break;
+ case '8': /* DECRC */
+ vt102_restore_state (v);
+ break;
+ case ']':
+ /* Set various titles in xterm - ignored */
+ break;
+ case '[': /* CSI */
+ err += vt102_parse_csi (c, p->cmd_buf, p->cmd_ptr);
+ break;
+ /* Charsets */
+ case '(': /* SCS */
+ case ')': /* SCS */
+ case '+': /* SCS */
+ case '*': /* SCS */
+ case '%': /* SCS */
+ vt102_scs (c, p->cmd_buf[0], p->cmd_buf[1]);
+ break;
+ default:
+ log_f (c->l, "<%s:%d unhandled ESC: \\033 \\%03o (ESC %c)>", __FILE__,
+ __LINE__, p->cmd_buf[0], safe_ch (p->cmd_buf[0]));
+
+ ;
+ }
- vt102_status_line (v, "VT102 foo bar baz I'm the urban spaceman baby");
+ p->cmd_buf[p->cmd_ptr] = 0;
+#ifdef DEBUG
+ log_f (c->l, "<cmd out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,
+ v->pending_wrap);
+#endif
+ return err;
}
-vt102_parse (VT102 * v, char *buf, int len,TTY *t)
+void
+vt102_status_line (VT102 * v, char *str)
{
- while (len--)
- vt102_parse_char (v, *(buf++),t);
+ int i;
+ CRT_CA *ca = &v->crt.screen[CRT_ADDR (v->current_size.y, 0)];
+
+ for (i = 0; i < v->current_size.x; ++i) {
+ ca->attr = CRT_ATTR_REVERSE;
+ ca->color = CRT_COLOR_NORMAL;
+ ca->chr = *str ? *str : ' ';
+ if (*str)
+ str++;
+ ca++;
+ }
+
+ for (; i < VT102_MAX_COLS; ++i) {
+ ca->attr = CRT_ATTR_NORMAL;
+ ca->color = CRT_COLOR_NORMAL;
+ ca->chr = ' ';
+ ca++;
+ }
+
}
void
vt102_parser_reset (VT102_parser * p)
{
- p->in_csi = 0;
+ p->in_cmd = 0;
+ p->cmd_more_bytes = 0;
+ p->cmd_termination = 0;
p->in_escape = 0;
- p->csi_ptr = 0;
- p->in_scs=0;
}
void
-vt102_send (VT102 * v, uint8_t key,TTY *tty)
+vt102_reset_state (Context * c)
{
- uint8_t c;
-#if 0
- fprintf (stderr, "vts: %d(%c)\n", key, (key > 31) ? key : ' ');
+ VT102 *v = c->v;
+ vt102_parser_reset (&v->parser);
+
+ v->attr = CRT_ATTR_NORMAL;
+ v->color = CRT_COLOR_NORMAL;
+
+ v->application_keypad_mode = 0;
+
+ v->current_size = v->original_size;
+
+ vt102_do_resize (c);
+
+ memset (v->modes, 0, VT102_NMODES);
+ memset (v->private_modes, 0, VT102_NMODES);
+
+ v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP] = 1;
+ v->private_modes[VT102_PRIVATE_MODE_AUTO_REPEAT] = 1;
+ v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] = 1;
+ v->private_modes[VT102_PRIVATE_MODE_VT52] = 1;
+ v->modes[VT102_MODE_LOCAL_ECHO_OFF] = 1;
+
+ vt102_reset_tabs (v);
+
+ v->g[0] = v->g[1] = VT102_CSID_US;
+ v->cs = 0;
+}
+
+static void
+pre_parse_cmd (int ch, VT102_parser * p)
+{
+ if (ch > TABLE_LENGTH)
+ return;
+ if (ch < 0)
+ return;
+
+ p->cmd_more_bytes = 0;
+ p->in_cmd = 0;
+
+ p->cmd_termination = vt102_cmd_termination[ch];
+ if (p->cmd_termination) {
+ p->in_cmd++;
+ return;
+ }
+
+ p->cmd_more_bytes = vt102_cmd_length[ch];
+
+ if (p->cmd_more_bytes) {
+ p->in_cmd++;
+ return;
+ }
+}
+
+int
+vt102_rx_hook (Context * c, int ch)
+{
+ if (!c->r)
+ return 0;
+ if (!c->r->rx)
+ return 0;
+ return c->r->rx (c->r, ch);
+}
+
+int
+vt102_parse_char (Context * c, int ch)
+{
+ int err = 0;
+ VT102 *v = c->v;
+ VT102_parser *p = &v->parser;
+
+#ifdef DEBUG
+ log_f (c->l, "char %3d %c ie=%d ic=%d cmb=%d ct=%3d %2d %2d %d", ch,
+ safe_ch (ch), p->in_escape, p->in_cmd, p->cmd_more_bytes,
+ p->cmd_termination, v->pos.x, v->pos.y, v->pending_wrap);
#endif
- if ((key > 31) && (key < 127))
- {
- tty_write (tty, &key, 1);
- return;
+
+
+ if (ch == SYM_CHAR_RESET) {
+ vt102_reset_state (c);
+ } else if (p->in_cmd && !ctrl_chr (ch, p->cmd_termination)) {
+ p->cmd_buf[p->cmd_ptr++] = ch;
+ if (p->cmd_ptr == VT102_CMD_LEN)
+ p->in_cmd = 0;
+ if (p->cmd_more_bytes) {
+ p->cmd_more_bytes--;
+
+
+ if (!p->cmd_more_bytes == 1)
+ p->in_cmd = 0;
}
- switch (key)
- {
- /*NUL*/ case 0:
- /*SOH*/ case 1:
- /*STX*/ case 2:
- /*ETX*/ case 3:
- /*EOT*/ case 4:
- /*ENQ*/ case 5:
- /*ACK*/ case 6:
- /*BEL*/ case 7:
- /*BS*/ case 8:
- /*HT*/ case 9:
- /*LF*/ case 10:
- /*VT*/ case 11:
- /*FF*/ case 12:
- tty_write (tty, &key, 1);
- break;
- /*CR*/ case 13:
- tty_write (tty, &key, 1);
- if (v->modes[VT102_MODE_NEWLINE_MODE])
- {
- c = 10;
- tty_write (tty, &c, 1);
- }
+ switch (p->cmd_termination) {
+ case 0:
break;
- /*SO*/ case 14:
- /*SI*/ case 15:
- /*DLE*/ case 16:
- /*DC1 */ case 17:
- /*DC2 */ case 18:
- /*DC3 */ case 19:
- /*DC4 */ case 20:
- /*NAK*/ case 21:
- /*SYN*/ case 22:
- /*ETB*/ case 23:
- /*CAN*/ case 24:
- /*EM*/ case 25:
- /*SUB*/ case 26:
- tty_write (tty, &key, 1);
- break;
- /*ESC*/ case 27:
- /*FS*/ case 28:
- /*GS*/ case 29:
- /*RS*/ case 30:
- /*US*/ case 31:
- /*DEL*/ case 127:
- tty_write (tty, &key, 1);
- break;
-
- case KEY_UP:
- case KEY_DOWN:
- case KEY_RIGHT:
- case KEY_LEFT:
- case KEY_HOME:
- case KEY_MIDDLE:
- case KEY_END:
-
- if (v->private_modes[VT102_PRIVATE_MODE_CURSOR_MODE])
- {
- uint8_t buf[] = { 033, 'O', 'A' + (key - KEY_UP) };
- tty_write (tty, &buf, sizeof (buf));
- }
- else
- {
- uint8_t buf[] = { 033, '[', 'A' + (key - KEY_UP) };
- tty_write (tty, &buf, sizeof (buf));
- }
+ default:
+ if (p->cmd_termination == ch)
+ p->in_cmd = 0;
break;
- case KEY_STAR:
- case KEY_PLUS:
- case KEY_COMMA:
- case KEY_PERIOD:
- case KEY_DIVIDE:
- case KEY_0:
- case KEY_1:
- case KEY_2:
- case KEY_3:
- case KEY_4:
- case KEY_5:
- case KEY_6:
- case KEY_7:
- case KEY_8:
- case KEY_9:
- if (v->application_keypad_mode)
- {
- uint8_t buf[] = { 033, 'O', 'a' + (key - KEY_154) };
- tty_write (tty, &buf, sizeof (buf));
- }
- else
- {
- static char kpoff[KEY_NUM] = {
- [KEY_STAR] = '*',
- [KEY_PLUS] = '+',
- [KEY_COMMA] = ',',
- [KEY_MINUS] = '-',
- [KEY_PERIOD] = '.',
- [KEY_DIVIDE] = '/',
- [KEY_0] = '0',
- [KEY_1] = '1',
- [KEY_2] = '2',
- [KEY_3] = '3',
- [KEY_4] = '4',
- [KEY_5] = '5',
- [KEY_6] = '6',
- [KEY_7] = '7',
- [KEY_8] = '8',
- [KEY_9] = '9'
- };
-
- tty_write (tty, &kpoff[key], 1);
- }
+ case CSI_ENDER:
+ if (csi_ender (ch))
+ p->in_cmd = 0;
break;
- case KEY_ENTER:
- if (v->application_keypad_mode)
- {
- uint8_t buf[] = { 033, 'O', 'M' };
- tty_write (tty, &buf, sizeof (buf));
- }
- else
- {
- c = 13;
- tty_write (tty, &c, 1);
- if (v->modes[VT102_MODE_NEWLINE_MODE])
- {
- c = 10;
- tty_write (tty, &c, 1);
- }
- }
+ }
+
+ if (!p->in_cmd) {
+ err += vt102_parse_esc (c);
+ p->cmd_more_bytes = 0;
+ p->cmd_termination = 0;
+ }
+ } else if (p->in_escape && !ctrl_chr (ch, 0)) {
+ p->cmd_ptr = 0;
+ p->cmd_buf[p->cmd_ptr++] = ch;
+ p->in_escape = 0;
+
+ pre_parse_cmd (ch, p);
+
+ if (!p->in_cmd)
+ err += vt102_parse_esc (c);
+ } else if ((ch >= 0x80) && (ch < 0xa0)) {
+ /* C1 characters */
+ switch (ch) {
+ case 0x80: /* @ PAD */
+ case 0x81: /* A HOP */
+ case 0x82: /* B BPH */
+ case 0x83: /* C NBH */
+ case 0x84: /* D IND */
+ case 0x85: /* E NEL */
+ case 0x86: /* F SSA */
+ case 0x87: /* G ESA */
+ case 0x88: /* H HTS */
+ case 0x89: /* I HTJ */
+ case 0x8a: /* J VTS */
+ case 0x8b: /* K PLD */
+ case 0x8c: /* L PLU */
+ case 0x8d: /* M RI */
+ case 0x8e: /* N SS2 */
+ case 0x8f: /* O SS3 */
+ case 0x90: /* P DCS */
+ case 0x91: /* Q PU1 */
+ case 0x92: /* R PU2 */
+ case 0x93: /* S STS */
+ case 0x94: /* T CCH */
+ case 0x95: /* U MW */
+ case 0x96: /* V SPA */
+ case 0x97: /* W EPA */
+ case 0x98: /* X SOS */
+ case 0x99: /* Y SGCI */
+ case 0x9a: /* Z DECID */
+ case 0x9b: /* [ CSI */
+ case 0x9c: /* \ ST */
+ case 0x9d: /* ] OSC */
+ case 0x9e: /* ^ PM */
+ case 0x9f: /* _ APC */
+ /* C1 chars are equavlent to ESC ch-0x40 */
+ p->cmd_ptr = 0;
+ p->cmd_buf[p->cmd_ptr++] = ch;
+ p->in_escape = 0;
+
+ pre_parse_cmd (ch, p);
+
+ if (!p->in_cmd)
+ err += vt102_parse_esc (c);
break;
- case KEY_PF1:
- case KEY_PF2:
- case KEY_PF3:
- case KEY_PF4:
- {
- uint8_t buf[] = { 033, 'O', 'P' + (key - KEY_PF1) };
- tty_write (tty, &buf, sizeof (buf));
- }
+ }
+ } else {
+#ifdef DEBUG
+ if (ch != 27)
+ log_f (c->l,
+ "<chr in x=%3d y=%2d aw=%d \\%03o %3d %c",
+ v->pos.x, v->pos.y, v->pending_wrap, ch, ch, safe_ch (ch));
+
+#endif
+
+ switch (ch) {
+ case 0: /* NUL */
break;
- case KEY_INSERT:
- case KEY_DELETE:
- case KEY_PGUP:
- case KEY_PGDN:
- {
- uint8_t buf[] = { 033, '[', '0' + (key - KEY_180), '~' };
- tty_write (tty, &buf, sizeof (buf));
- }
+#ifdef HIDE_NON_PRINTABLES
+ case 1: /* SOH */
+ case 2: /* STX */
+ case 3: /* ETX */
+ case 4: /* EOT */
+ break;
+#endif
+ case 5: /* ENQ */
+ vt102_send_id (c, terminal_id);
+ break;
+#ifdef HIDE_NON_PRINTABLES
+ case 6: /* ACK */
+ break;
+#endif
+ case 7: /* BEL */
+ // FIXME beep
+ break;
+ case 8: /* BS */
+ vt102_cursor_retreat (c->v);
+ err += vt102_rx_hook (c, ch);
+ break;
+ case 9: /* HT */
+ vt102_cursor_advance_tab (c->v);
+ err += vt102_rx_hook (c, ch);
+ break;
+ case 10: /* LF */
+ case 11: /* VT */
+ case 12: /* FF */
+ vt102_cursor_advance_line (c);
+ err += vt102_rx_hook (c, 10);
+ if (!v->modes[VT102_MODE_NEWLINE_MODE])
+ break;
+ case 13: /* CR */
+ vt102_cursor_carriage_return (v);
+ err += vt102_rx_hook (c, 13);
+ break;
+ case 14: /* SO */
+ /* select G1 */
+ v->cs = 1;
break;
+ case 15: /* SI */
+ /* select G0 */
+ v->cs = 0;
+ break;
+#ifdef HIDE_NON_PRINTABLES
+ case 16: /* DLE */
+ case 17: /* DC1 */
+ case 18: /* DC2 */
+ case 19: /* DC3 */
+ case 20: /* DC4 */
+ case 21: /* NAK */
+ case 22: /* SYN */
+ case 23: /* ETB */
+ case 24: /* CAN */
+ case 25: /* EM */
+ case 26: /* SUB */
+ break;
+#endif
+ case 27: /* ESC */
+ p->in_escape++;
+ break;
+#ifdef HIDE_NON_PRINTABLES
+ case 28: /* FS */
+ case 29: /* GS */
+ case 30: /* RS */
+ case 31: /* US */
+ case 127: /* DEL */
+ break;
+#endif
+ default: /* regular character */
+ vt102_regular_char (c, v, ch);
+ err += vt102_rx_hook (c, ch);
}
+#ifdef DEBUG
+ if (ch != 27)
+ log_f (c->l, "<chr out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,
+ v->pending_wrap);
+#endif
+ }
+
+ vt102_crt_update (c);
+
+ return err;
}
+
void
-vt102_reset (VT102 * v)
+vt102_send (Context * c, uint8_t key)
{
- VT102_parser *p = &v->parser;
+ uint8_t ch;
- vt102_parser_reset (p);
- crt_cls (&v->crt);
+ if (!c->t)
+ return;
- v->attr=CRT_ATTR_NORMAL;
- v->color=CRT_COLOR_NORMAL;
+ if ((key > 31) && (key < 127)) {
+ c->t->xmit (c->t, &key, 1);
+ return;
+ }
+
+ switch (key) {
+ case 0: /* NUL */
+ case 1: /* SOH */
+ case 2: /* STX */
+ case 3: /* ETX */
+ case 4: /* EOT */
+ case 5: /* ENQ */
+ case 6: /* ACK */
+ case 7: /* BEL */
+ case 8: /* BS */
+ case 9: /* HT */
+ case 10: /* LF */
+ case 11: /* VT */
+ case 12: /* FF */
+ c->t->xmit (c->t, &key, 1);
+ break;
+ case 13: /* CR */
+ c->t->xmit (c->t, &key, 1);
+ if (c->v->modes[VT102_MODE_NEWLINE_MODE]) {
+ ch = 10;
+ c->t->xmit (c->t, &ch, 1);
+ }
+ break;
+ case 14: /* SO */
+ case 15: /* SI */
+ case 16: /* DLE */
+ case 17: /* DC1 */
+ case 18: /* DC2 */
+ case 19: /* DC3 */
+ case 20: /* DC4 */
+ case 21: /* NAK */
+ case 22: /* SYN */
+ case 23: /* ETB */
+ case 24: /* CAN */
+ case 25: /* EM */
+ case 26: /* SUB */
+ c->t->xmit (c->t, &key, 1);
+ break;
+ case 27: /* ESC */
+ case 28: /* FS */
+ case 29: /* GS */
+ case 30: /* RS */
+ case 31: /* US */
+ case 127: /* DEL */
+ c->t->xmit (c->t, &key, 1);
+ break;
+
+ case KEY_UP:
+ case KEY_DOWN:
+ case KEY_RIGHT:
+ case KEY_LEFT:
+ case KEY_HOME:
+ case KEY_MIDDLE:
+ case KEY_END:
+
+ if (c->v->private_modes[VT102_PRIVATE_MODE_CURSOR_MODE]) {
+ uint8_t buf[] = { 033, 'O', 'A' + (key - KEY_UP) };
+ c->t->xmit (c->t, &buf, sizeof (buf));
+ } else {
+ uint8_t buf[] = { 033, '[', 'A' + (key - KEY_UP) };
+ c->t->xmit (c->t, &buf, sizeof (buf));
+ }
+ break;
+ case KEY_STAR:
+ case KEY_PLUS:
+ case KEY_COMMA:
+ case KEY_PERIOD:
+ case KEY_DIVIDE:
+ case KEY_0:
+ case KEY_1:
+ case KEY_2:
+ case KEY_3:
+ case KEY_4:
+ case KEY_5:
+ case KEY_6:
+ case KEY_7:
+ case KEY_8:
+ case KEY_9:
+ if (c->v->application_keypad_mode) {
+ uint8_t buf[] = { 033, 'O', 'a' + (key - KEY_154) };
+ c->t->xmit (c->t, &buf, sizeof (buf));
+ } else {
+ static char kpoff[KEY_NUM] = {
+ [KEY_STAR] = '*',
+ [KEY_PLUS] = '+',
+ [KEY_COMMA] = ',',
+ [KEY_MINUS] = '-',
+ [KEY_PERIOD] = '.',
+ [KEY_DIVIDE] = '/',
+ [KEY_0] = '0',
+ [KEY_1] = '1',
+ [KEY_2] = '2',
+ [KEY_3] = '3',
+ [KEY_4] = '4',
+ [KEY_5] = '5',
+ [KEY_6] = '6',
+ [KEY_7] = '7',
+ [KEY_8] = '8',
+ [KEY_9] = '9'
+ };
+
+ c->t->xmit (c->t, &kpoff[key], 1);
+ }
+ break;
+ case KEY_ENTER:
+ if (c->v->application_keypad_mode) {
+ uint8_t buf[] = { 033, 'O', 'M' };
+ c->t->xmit (c->t, &buf, sizeof (buf));
+ } else {
+ ch = 13;
+ c->t->xmit (c->t, &ch, 1);
+ if (c->v->modes[VT102_MODE_NEWLINE_MODE]) {
+ ch = 10;
+ c->t->xmit (c->t, &ch, 1);
+ }
+ }
+ break;
+ case KEY_PF1:
+ case KEY_PF2:
+ case KEY_PF3:
+ case KEY_PF4:
+ {
+ uint8_t buf[] = { 033, 'O', 'P' + (key - KEY_PF1) };
+ c->t->xmit (c->t, &buf, sizeof (buf));
+ }
+ break;
+ case KEY_VT220_HOME:
+ case KEY_INSERT:
+ case KEY_DELETE:
+ case KEY_VT220_END:
+ case KEY_PGUP:
+ case KEY_PGDN:
+ case KEY_F1:
+ case KEY_F2:
+ case KEY_F3:
+ case KEY_F4:
+ case KEY_F5:
+ case KEY_F6:
+ case KEY_F7:
+ case KEY_F8:
+ case KEY_F9:
+ case KEY_F10:
+ case KEY_F11:
+ case KEY_F12:
+ case KEY_F13:
+ case KEY_F14:
+ case KEY_F15:
+ case KEY_F16:
+ case KEY_F17:
+ case KEY_F18:
+ case KEY_F19:
+ case KEY_F20:
+ {
+ uint8_t buf[16];
+ int i;
+ i = sprintf (buf, "\033[%d~", (key - KEY_180));
+ c->t->xmit (c->t, &buf, i);
+ }
+ break;
+ }
+
+}
+
+void
+vt102_reset (Context * c)
+{
+ VT102 *v = c->v;
+ VT102_parser *p = &v->parser;
- v->application_keypad_mode = 0;
+ crt_cls (&v->crt);
v->current_line = v->pos;
v->pending_wrap = 0;
v->screen_start.x = 0;
v->screen_start.y = 0;
- v->screen_end.x = VT102_COLS - 1;
- v->screen_end.y = VT102_ROWS - 1;
-
- v->top_margin = v->screen_start;
- v->bottom_margin = v->screen_end;
-
- memset (v->modes, 0, VT102_NMODES);
- memset (v->private_modes, 0, VT102_NMODES);
-
- v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP] = 1;
- v->private_modes[VT102_PRIVATE_MODE_AUTO_REPEAT] = 1;
- v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] = 1;
- v->modes[VT102_MODE_LOCAL_ECHO_OFF] = 1;
+ v->current_size = v->original_size;
+ v->crt.size = v->current_size;
+ v->crt.size.y++;
+ v->screen_end = v->current_size;
+ v->screen_end.x--;
+ v->screen_end.y--;
vt102_cursor_home (v);
+ vt102_status_line (v, "");
+
vt102_reset_tabs (v);
v->current_line = v->pos;
- vt102_save_state (v);
+ vt102_parser_reset (p);
+ vt102_reset_state (c);
- vt102_status_line (v, "VT102 foo bar baz I'm the urban spaceman baby");
+ vt102_save_state (v);
+ v->last_reg_char = ' ';
}
-int
-vt102_dispatch (VT102 * v,TTY *tty)
+VT102 *
+vt102_new (CRT_Pos * size)
{
- char buf[1024];
- int red;
+ VT102 *v;
- red = tty_read (tty, buf, sizeof (buf));
+ v = (VT102 *) xmalloc (sizeof (VT102));
- if (red < 0)
- return -1;
- if (!red)
- return 0;
+ v->xn_glitch = 1;
- vt102_parse (v, buf, red,tty);
+ if (size) {
+ v->original_size = *size;
- return 0;
+ if (v->original_size.x < 1)
+ v->original_size.x = 1;
+ if (v->original_size.y < 1)
+ v->original_size.y = 1;
+
+ if (v->original_size.x > VT102_MAX_COLS)
+ v->original_size.x = VT102_MAX_COLS;
+ if (v->original_size.y > VT102_MAX_ROWS)
+ v->original_size.y = VT102_MAX_ROWS;
+
+ } else {
+ v->original_size.x = VT102_COLS_80;
+ v->original_size.y = VT102_ROWS_24;
+ }
+
+ return v;
}
-VT102 *
-vt102_new (void)
+void
+vt102_set_ansi (VT102 * v, int ansi)
{
- VT102 *v;
+ v->xn_glitch = ansi ? 0 : 1;
+}
- v = (VT102 *) malloc (sizeof (VT102));
+void
+vt102_resize (Context * c, CRT_Pos size)
+{
+ log_f (c->l, "<size change to %dx%d requested>", size.x, size.y);
- vt102_reset (v);
+ if (!size.x)
+ size.x = c->v->current_size.x;
+ if (!size.y)
+ size.y = c->v->current_size.y;
+ if (size.x < 1)
+ size.x = 1;
+ if (size.y < 1)
+ size.y = 1;
- return v;
+ if (size.x > VT102_MAX_COLS)
+ size.x = VT102_MAX_COLS;
+ if (size.y > VT102_MAX_ROWS)
+ size.y = VT102_MAX_ROWS;
+
+ c->v->current_size = size;
+ vt102_do_resize (c);
}
void