/*
* $Log$
+ * 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 ***
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+ * 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 ***
+ *
+ * Revision 1.20 2008/02/07 12:16:04 james
+ * *** empty log message ***
+ *
+ * Revision 1.19 2008/02/07 11:27:02 james
+ * *** empty log message ***
+ *
+ * Revision 1.18 2008/02/07 01:59:25 james
+ * *** empty log message ***
+ *
+ * Revision 1.17 2008/02/07 01:58:28 james
+ * *** empty log message ***
+ *
+ * Revision 1.16 2008/02/07 01:57:46 james
+ * *** empty log message ***
+ *
+ * Revision 1.15 2008/02/07 00:43:27 james
+ * *** empty log message ***
+ *
+ * Revision 1.14 2008/02/07 00:40:23 james
+ * *** empty log message ***
+ *
+ * Revision 1.13 2008/02/07 00:39:59 james
+ * *** empty log message ***
+ *
+ * Revision 1.12 2008/02/07 00:39:13 james
+ * *** empty log message ***
+ *
+ * Revision 1.11 2008/02/06 20:26:58 james
+ * *** empty log message ***
+ *
+ * Revision 1.10 2008/02/06 17:53:28 james
+ * *** empty log message ***
+ *
+ * Revision 1.9 2008/02/06 15:53:22 james
+ * *** empty log message ***
+ *
+ * Revision 1.8 2008/02/06 11:49:47 james
+ * *** empty log message ***
+ *
+ * Revision 1.7 2008/02/06 11:30:37 james
+ * *** empty log message ***
+ *
+ * Revision 1.6 2008/02/05 01:11:46 james
+ * *** empty log message ***
+ *
+ * Revision 1.5 2008/02/04 20:23:55 james
+ * *** empty log message ***
+ *
* Revision 1.4 2008/02/04 05:45:55 james
* ::
*
/* 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:
CTRL-J
CTRL-M
CTRL-N
-CTRL-O
+CTRL-O
ESC7
ESC8
ESCH
ESC[7m
ESC[%d;%dr
-ESC(B
-ESC)0
ESC[?3l
ESC[?4l
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
-csi_starter (int c)
+ctrl_chr (int ch, int term)
{
- switch (c)
- {
- case '[':
- 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;
}
-void vt102_scroll(VT102 *v,int start,int end)
+
+static inline int
+in_margins (VT102 * v, CRT_Pos p)
+{
+ if (v->pos.x < v->top_margin.x)
+ return 0;
+ if (v->pos.y < v->top_margin.y)
+ return 0;
+
+ if (v->pos.x > v->bottom_margin.x)
+ return 0;
+ if (v->pos.y > v->bottom_margin.y)
+ return 0;
+
+ return 1;
+}
+
+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 (c->t)
+ tty_winch(c->t,v->current_size);
}
+
void
-vt102_cursor_normalize (VT102 * v, int wrap, int scroll)
+vt102_log_line (Context * c, int line)
{
- if (v->pos.x < -1) /*don't wrap backwards */
- v->pos.x = 0;
+ 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)
+ return;
- if (v->pos.x >= CRT_COLS)
+
+ for (; e.x > 0; --e.x)
{
- if (wrap)
- {
- v->pos.x = 0;
- v->pos.y++;
- }
- else
- {
- v->pos.x = CRT_COLS - 1;
- }
+ if (c->v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ')
+ break;
}
- if (v->pos.y < 0)
- v->pos.y = 0;
-
- if (v->pos.y >= CRT_ROWS)
+ for (; p.x <= e.x; ++p.x)
{
- if (scroll)
- vt102_scroll (v, 0, CRT_ROWS - 1);
- v->pos.y = CRT_ROWS - 1;
+ int ch = c->v->crt.screen[CRT_ADDR_POS (&p)].chr;
+ if (ch < 32)
+ ch = ' ';
+ logptr += utf8_encode (logptr, ch);
}
+ *logptr = 0;
+
+ c->l->log (c->l, logbuf);
+}
+
+/*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
+vt102_clip_cursor (VT102 * v, CRT_Pos tl, CRT_Pos br)
+{
+ if (v->pos.x < tl.x)
+ v->pos.x = tl.x;
+ if (v->pos.y < tl.y)
+ v->pos.y = tl.y;
+
+ if (v->pos.x > br.x)
+ v->pos.x = br.x;
+ if (v->pos.y > br.y)
+ v->pos.y = br.y;
}
void
-vt102_cursor_motion (VT102 * v, int x, int y, int wrap, int scroll)
+vt102_cursor_normalize (VT102 * v)
{
- while (x > 0)
+ CRT_Pos *top, *bottom;
+
+ if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE])
{
- x--;
- v->pos.x++;
- vt102_cursor_normalize (v, wrap, scroll);
+ 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->pending_wrap = 0;
+}
+
+void
+vt102_cursor_advance_line (Context * c)
+{
+ VT102 *v = c->v;
+ int couldscroll = in_margins (v, v->pos);
- while (x < 0)
+/*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))
{
- x++;
- v->pos.x--;
- vt102_cursor_normalize (v, wrap, scroll);
+ 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;
}
- while (y > 0)
+ if (v->pos.y != v->screen_end.y)
+ v->pos.y++;
+ v->pending_wrap = 0;
+}
+
+
+void
+vt102_cursor_retreat_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->top_margin.y) || (v->pos.y == v->screen_start.y)) &&
+ (couldscroll))
{
- y--;
- v->pos.y++;
- vt102_cursor_normalize (v, wrap, scroll);
+ vt102_log_line (c, v->pos.y);
+
+ crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
+ return;
}
- while (y < 0)
+ if (v->pos.y != v->screen_start.y)
+ v->pos.y--;
+ v->pending_wrap = 0;
+}
+
+
+void
+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*/
+ if (!autowrap)
+ return;
+
+/*End of screen and not allowed to scroll, nothing to do*/
+ if ((v->pos.y == v->screen_end.y) && (!couldscroll))
+ return;
+
+ if (couldscroll)
{
- y++;
- v->pos.y--;
- vt102_cursor_normalize (v, wrap, scroll);
+ v->pos.x = v->top_margin.x;
}
+ else
+ {
+ v->pos.x = 0;
+ }
+
+ vt102_cursor_advance_line (c);
}
-void vt102_parse_esc(VT102 *v,int c)
+void
+vt102_cursor_advance (Context * c)
{
-fprintf(stderr, "ESC %d(%c)\n",c,c);
+ VT102 *v = c->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_parse_csi(VT102 *v,char *buf,int len)
+
+
+void
+vt102_cursor_retreat (VT102 * v)
{
-buf[len]=0;
-fprintf(stderr, "CSI %s\n",buf);
+ if (v->pos.x != v->top_margin.x)
+ {
+ v->pos.x--;
+ }
+
+ v->pending_wrap = 0;
}
void
-vt102_parse_char (VT102 * v, int c)
+vt102_reset_tabs (VT102 * v)
{
- VT102_parser *p = &v->parser;
+ int i;
+
+ memset (v->tabs, 0, sizeof (v->tabs));
- fprintf(stderr,"%c pc %d %d %d %d %d\n",c,c,p->in_csi,p->in_escape,v->pos.x,v->pos.y);
- if (p->in_csi)
+ for (i = 0; i < VT102_MAX_COLS; i += 8)
{
- 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;
- }
+ v->tabs[i]++;
}
- else if (p->in_escape)
+}
+void
+vt102_cursor_advance_tab (VT102 * v)
+{
+ if (v->pos.x == v->bottom_margin.x)
+ return;
+ while (v->pos.x < v->bottom_margin.x)
{
- if (csi_starter (c))
- {
- p->csi_ptr = 0;
- p->csi_buf[p->csi_ptr++] = c;
- p->in_csi++;
- p->in_escape = 0;
- }
- else
- {
- p->in_escape = 0;
- vt102_parse_esc (v, c);
- }
+ 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_home (VT102 * v)
+{
+ v->pos = v->top_margin;
+ vt102_cursor_normalize (v);
+ 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.y;
}
else
{
+ v->pos.x = x;
+ v->pos.y = y;
+ }
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+}
- switch (c)
- {
- /*NUL*/ case 0:
- /*SOH*/ case 1:
- /*STX*/ case 2:
- /*ETX*/ case 3:
- /*EOT*/ case 4:
- /*ENQ*/ case 5:
- /*ACK*/ case 6:
- /*BEL*/ case 7:
+vt102_cursor_relative (VT102 * v, int x, int y)
+{
+ v->pos.x += x;
+ v->pos.y += y;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+}
+
+
+
+void
+vt102_delete_from_line (VT102 * v, CRT_Pos p)
+{
+ int n = v->bottom_margin.x - p.x;
+
+ if (n < 0)
+ return;
+
+ if (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*/
+}
+
+void
+vt102_insert_into_line (VT102 * v, CRT_Pos p)
+{
+ int n = v->bottom_margin.x - p.x;
+
+ if (n < 0)
+ return;
+
+ if (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_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 (Context *c, int private, char *ns, int set)
+{
+ VT102 *v=c->v;
+ int m;
+
+
+ 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;
+ case VT102_PRIVATE_MODE_132COLS:
+ /* We don't implement 132 col mode - yet */
+
+ 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
+}
+
+void
+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];
+ int o;
+
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+
+ len--;
+
+ if (*buf == '?')
+ {
+ private++;
+ buf++;
+ len--;
+ }
+
+ if (len < 0)
+ return;
+
+ 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;
+
+ if (o)
+ o--;
+
+ buf++;
+ }
+
+ vt102_change_mode (c, private, &num[o], last == 'h');
+
+}
+
+
+void
+vt102_change_attr (VT102 * v, char *na)
+{
+ int a;
+
+
+ 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
+ }
+
+}
+
+
+void
+vt102_parse_attr_string (VT102 * v, char *buf, int len)
+{
+ int private = 0;
+ char last = buf[len - 1];
+ char num[4];
+ int o;
+
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+
+ len--;
+
+ 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;
+ }
+
+ num[0] = num[1];
+ num[1] = num[2];
+ num[2] = *buf;
+
+ if (o)
+ o--;
+
+ buf++;
+ }
+ vt102_change_attr (v, &num[o]);
+}
+
+void
+vt102_save_state (VT102 * v)
+{
+ v->saved.pos = v->pos;
+ v->saved.attr = v->attr;
+ v->saved.color = v->color;
+ v->saved.origin_mode = v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE];
+}
+
+void
+vt102_restore_state (VT102 * v)
+{
+ v->pos = v->saved.pos;
+ v->attr = v->saved.attr;
+ 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_regular_char (Context * c, VT102 * v, uint32_t ch)
+{
+
+
+ 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);
+
+}
+
+vt102_send_id (Context * c, char *buf)
+{
+
+ if (c->t)
+ {
+ int l = strlen (buf);
+ c->t->xmit (c->t, buf, l);
+ }
+}
+
+void
+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;
+ }
+
+}
+
+void
+vt102_parse_csi (Context * c, char *buf, int len)
+{
+ char last;
+ char *ptr;
+ char *arg = buf + 1;
+ int narg;
+
+ 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;
+ }
+
+ switch (buf[0])
+ {
+ case '[':
+ switch (last)
+ {
+ case '@':
+ while (narg--)
+ vt102_insert_into_line (v, v->pos);
+ break;
+ case 'A':
+ vt102_cursor_relative (v, 0, -narg);
+ break;
+ case 'e':
+ case 'B':
+ vt102_cursor_relative (v, 0, narg);
+ break;
+ case 'a':
+ 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;
+
+ y = narg - 1;
+
+ ptr = index (arg, ';');
+ if (ptr)
+ x = atoi (ptr + 1) - 1;
+ else
+ x = 0;
+
+ vt102_cursor_absolute (v, x, y);
+ }
+ break;
+ case 'I':
+ while (narg--)
+ vt102_cursor_advance_tab (c->v);
+ break;
+ case 'J':
+ if (len == 2)
+ narg = 0; /*Different default */
+ 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':
+ {
+ CRT_Pos ls = { 0, v->pos.y };
+ CRT_Pos le = { v->current_size.x - 1, v->pos.y };
+ if (len == 2)
+ narg = 0; /*Different default */
+
+ switch (narg)
+ {
+ case 0:
+ crt_erase (&v->crt, v->pos, le, 1, v->color);
+ break;
+ case 1:
+ crt_erase (&v->crt, ls, v->pos, 1, v->color);
+ break;
+ case 2:
+ crt_erase (&v->crt, ls, le, 1, v->color);
+ break;
+ }
+ }
+ 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,
+ v->color);
+ }
+ break;
+
+ case 'M':
+ 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':
+ while (narg--)
+ vt102_delete_from_line (v, v->pos);
+ break;
+ case 'S':
+ 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':
+ while (narg--)
+ crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1,
+ v->color);
+ break;
+ case 'X':
+ {
+ CRT_Pos end = v->pos;
+ if (!narg)
+ narg++;
+
+ end.x += narg - 1;
+ if (end.x > v->bottom_margin.x)
+ end.x = v->bottom_margin.x;
+
+ crt_erase (&v->crt, v->pos, end, 1, v->color);
+ }
+ break;
+ case 'Z':
+ while (narg--)
+ vt102_cursor_retreat_tab (c->v);
+ break;
+ case '`':
+ vt102_cursor_absolute (v, narg - 1, v->pos.y);
+ break;
+ case 'b':
+ while (narg--)
+ vt102_regular_char (c, v, v->last_reg_char);
+ break;
+ case 'c':
+ vt102_send_id (c, "\033[?2c");
+ break;
+ case 'd':
+ vt102_cursor_absolute (v, v->pos.x, narg - 1);
+ break;
+ case 'g':
+ if (len == 2)
+ narg = 0; /*Different default */
+
+ 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;
+
+ case 'i': //Printer commands
+ //FIXME
+ break;
+ case 'h':
+ case 'l':
+ vt102_parse_mode_string (c, &buf[1], len - 1);
+ break;
+
+
+ case 'm':
+ vt102_parse_attr_string (v, &buf[1], len - 1);
+ break;
+ case 'n': //Device status report
+ switch (buf[1])
+ {
+ case '5':
+ vt102_send_id (c, "\033[0n");
+ break;
+ case '6':
+ 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;
+ case 'q': //Load LED on off
+ 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;
+ case 'y': //Invoke confidence test
+ break;
+ case 'z': //request terminal parameters
+ break;
+
+ default:
+ log_f (c->l, "<%s:%d unhandled CSI: \\033%s>", __FILE__, __LINE__,
+ buf);
+
+ ;
+ }
+ break;
+ default:
+ log_f (c->l, "<%s:%d unhandled sequence: \\033%s>", __FILE__,
+ __LINE__, buf);
+ ;
+ }
+
+
+
+}
+
+void
+vt102_parse_esc (Context * c)
+{
+ VT102 *v = c->v;
+ VT102_parser *p = &v->parser;
+
+#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 (!v->private_modes[VT102_PRIVATE_MODE_VT52])
+ {
+ int ate = 1;
+
+ switch (p->cmd_buf[0])
+ {
+ case 'A':
+ vt102_cursor_relative (v, 0, -1);
+ break;
+ case 'B':
+ vt102_cursor_relative (v, 0, 1);
+ break;
+ case 'C':
+ vt102_cursor_relative (v, 1, 0);
+ break;
+ case 'D':
+ vt102_cursor_relative (v, -1, 0);
+ break;
+ case 'F':
+ v->cs = 1;
+ v->g[1] = VT102_CSID_VT52;
+ break;
+ case 'G':
+ v->cs = 0;
+ v->g[0] = VT102_CSID_US;
+ break;
+ case 'H':
+ vt102_cursor_absolute (v, 0, 0);
+ break;
+ case 'I':
+ vt102_cursor_retreat_line (c);
+ break;
+ case 'J':
+ crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
+ break;
+ case 'K':
+ {
+ CRT_Pos le = { v->current_size.x - 1, v->pos.y };
+ crt_erase (&v->crt, v->pos, le, 1, v->color);
+ }
+ break;
+ case 'Y':
+ vt102_cursor_absolute (v, p->cmd_buf[2] - 040, p->cmd_buf[1] - 040);
+ break;
+ case 'V': //Print current line
+ break;
+ case 'W': //Printer on
+ break;
+ case 'X': //printer off
+ break;
+ case ']': //print screen
+ break;
+ case 'Z': //ID
+ vt102_send_id (c, "\033/K");
+ break;
+ case '^': //Autoprint on
+ break;
+ case '_': //Autoprint off
+ break;
+ case '=':
+ v->application_keypad_mode = 1;
+ break;
+ case '>':
+ v->application_keypad_mode = 0;
+ break;
+ default:
+ ate = 0;
+ }
+ if (ate)
+ return;
+ }
+
+
+/*If you edit this switch don't forget to edit the length and termination tables*/
+ switch (p->cmd_buf[0])
+ {
+ case 'D':
+ vt102_cursor_advance_line (c);
+ break;
+
+ case 'E':
+ vt102_cursor_advance_line (c);
+ v->pos.x = v->top_margin.x;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+ break;
+ case 'H':
+ v->tabs[v->pos.x]++;
+ break;
+ case 'M':
+ vt102_cursor_retreat_line (c);
+ break;
+ case 'N': //select G2 for one char
+ break;
+ case 'O': //select G3 for one char
+ break;
+ case 'Z':
+ vt102_send_id (c, terminal_id);
+ break;
+ case 'c':
+ vt102_reset (c);
+ break;
+ case '=':
+ v->application_keypad_mode = 1;
+ break;
+ case '>':
+ v->application_keypad_mode = 0;
+ break;
+
+ case '#':
+ switch (p->cmd_buf[1])
+ {
+ case '3': //top of double height line
+ case '4': //bottom of double height line
+ case '5': //single width line
+ case '6': //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:
+
+ 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]));
+
+ }
+ break;
+ case '<':
+ /*Set ansi mode - ignored */
+ break;
+
+ case '7':
+ vt102_save_state (v);
+ break;
+ case '8':
+ vt102_restore_state (v);
+ break;
+ case ']': /*Set various titles */
+ //FIXME:
+ break;
+ case '[':
+ vt102_parse_csi (c, p->cmd_buf, p->cmd_ptr);
+ break;
+ case '(': /*Charsets */
+ case ')':
+ case '+':
+ case '*':
+ case '%':
+ 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]));
+
+ ;
+ }
+
+ 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
+}
+
+void
+vt102_status_line (VT102 * v, char *str)
+{
+ 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_cmd = 0;
+ p->cmd_more_bytes = 0;
+ p->cmd_termination = 0;
+ p->in_escape = 0;
+}
+
+
+void
+vt102_reset_state (Context *c)
+{
+ 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;
+ }
+}
+
+void
+vt102_parse_char (Context * c, int ch)
+{
+ VT102 *v = c->v;
+ VT102_parser *p = &v->parser;
+
+#if 0
+ 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
+
+/* Turn anything non-ascii into '?' */
+#if 0
+ if ((ch != SYM_CHAR_RESET) && (ch != 0xb9) && (ch > 127))
+ {
+ ch = '?';
+ }
+#endif
+
+
+#if 0
+ if (p->dca_ptr == 2)
+ {
+ p->in_dca = 0;
+ }
+#endif
+ 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 (p->cmd_termination)
+ {
+ case 0:
+ break;
+ default:
+ if (p->cmd_termination == ch)
+ p->in_cmd = 0;
+ break;
+ case CSI_ENDER:
+ if (csi_ender (ch))
+ p->in_cmd = 0;
+ break;
+ }
+
+ if (!p->in_cmd)
+ {
+ 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)
+ vt102_parse_esc (c);
+ }
+ else if (ch == 0x9b) /*One byte CSI */
+ {
+ p->cmd_ptr = 0;
+ p->cmd_buf[p->cmd_ptr++] = '[';
+
+ pre_parse_cmd (ch, p);
+ }
+ 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)
+ {
+#if 0
+ /*NUL*/ case 0:
+ /*SOH*/ case 1:
+ /*STX*/ case 2:
+ /*ETX*/ case 3:
+ /*EOT*/ case 4:
+ break;
+#endif
+ /*ENQ*/ case 5:
+ vt102_send_id (c, terminal_id);
+ break;
+#if 0
+ /*ACK*/ case 6:
+ break;
+#endif
+ /*BEL*/ case 7:
+ //FIXME beep
+ break;
/*BS*/ case 8:
- vt102_cursor_motion (v, -1, 0, 0, 0);
+ vt102_cursor_retreat (c->v);
break;
/*HT*/ case 9:
+ vt102_cursor_advance_tab (c->v);
break;
/*LF*/ case 10:
- vt102_cursor_motion (v, 0, 1, 0, 1);
- break;
/*VT*/ case 11:
- break;
/*FF*/ case 12:
- break;
+ vt102_cursor_advance_line (c);
+ if (!v->modes[VT102_MODE_NEWLINE_MODE])
+ break;
/*CR*/ case 13:
- v->pos.x = 0;
+ vt102_cursor_carriage_return (v);
break;
/*SO*/ case 14:
+ /*select G1 */
+ v->cs = 1;
+ break;
/*SI*/ case 15:
+ /*select G0 */
+ v->cs = 0;
+ break;
+#if 0
/*DLE*/ case 16:
/*DC1 */ case 17:
/*DC2 */ case 18:
/*EM*/ case 25:
/*SUB*/ case 26:
break;
+#endif
/*ESC*/ case 27:
p->in_escape++;
return;
+#if 0
/*FS*/ case 28:
/*GS*/ case 29:
/*RS*/ case 30:
/*US*/ case 31:
/*DEL*/ case 127:
break;
+#endif
/*regular character */ default:
- v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = c;
- v->crt.screen[CRT_ADDR_POS (&v->pos)].attr = v->attr;
- vt102_cursor_motion (v, 1, 0, 1, 1);
+ vt102_regular_char (c, v, 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
+ }
+
+ 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_send (Context * c, uint8_t key)
+{
+ uint8_t ch;
+
+ if (!c->t)
+ return;
+
+#if 0
+ fprintf (stderr, "vts: %d(%c)\n", key, (key > 31) ? key : ' ');
+#endif
+ if ((key > 31) && (key < 127))
+ {
+ c->t->xmit (c->t, &key, 1);
+ return;
+ }
+
+ 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:
+ c->t->xmit (c->t, &key, 1);
+ break;
+ /*CR*/ case 13:
+ 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;
+ /*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:
+ c->t->xmit (c->t, &key, 1);
+ break;
+ /*ESC*/ case 27:
+ /*FS*/ case 28:
+ /*GS*/ case 29:
+ /*RS*/ case 30:
+ /*US*/ case 31:
+ /*DEL*/ case 127:
+ 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_INSERT:
+ case KEY_DELETE:
+ case KEY_PGUP:
+ case KEY_PGDN:
+ {
+ uint8_t buf[] = { 033, '[', '0' + (key - KEY_180), '~' };
+ c->t->xmit (c->t, &buf, sizeof (buf));
+ }
+ break;
+ }
+
+}
+
+void
+vt102_reset (Context * c)
+{
+ VT102 *v=c->v;
+ VT102_parser *p = &v->parser;
+
+
+ crt_cls (&v->crt);
+ v->current_line = v->pos;
+ v->pending_wrap = 0;
+
+ v->screen_start.x = 0;
+ v->screen_start.y = 0;
+ 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_parser_reset (p);
+ vt102_reset_state (c);
+
+ vt102_save_state (v);
+
+ v->last_reg_char = ' ';
+}
+
+VT102 *
+vt102_new (CRT_Pos * size)
+{
+ VT102 *v;
+
+ v = (VT102 *) malloc (sizeof (VT102));
+
+ v->xn_glitch = 1;
+
+
+ if (size)
+ {
+ v->original_size = *size;
+
+ 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_ROWS)
+ v->original_size.y = VT102_ROWS;
+
}
+ else
+ {
+ v->original_size.x = VT102_COLS_80;
+ v->original_size.y = VT102_ROWS;
+ }
+
+ return v;
+}
+
+void
+vt102_set_ansi (VT102 * v, int ansi)
+{
+ v->xn_glitch = ansi ? 0 : 1;
+}
+
+void vt102_resize(Context *c,CRT_Pos size)
+{
- v->crt.pos=v->pos;
+ if (!size.x) size.x=c->v->current_size.x;
+ if (!size.y) size.x=c->v->current_size.y;
+
+ if (size.x < 1)
+ size.x = 1;
+ if (size.y < 1)
+ size.y = 1;
+
+ if (size.x > VT102_MAX_COLS)
+ size.x = VT102_MAX_COLS;
+ if (size.y > VT102_ROWS)
+ size.y = VT102_ROWS;
+
+ c->v->current_size=size;
+ vt102_do_resize(c);
+}
+
+void
+vt102_free (VT102 * v)
+{
+ free (v);
}