X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fvt102.c;h=4778887fd6835fbfcefd66e9f7f5df69de409996;hb=3e2caf5802dc06dd38a2541d18d172995d0f276b;hp=9f32ce0b27db48173df6a3b03e1a4707a40d2bfb;hpb=47c08dfed55445da7ef0e2c15133822e3cad76af;p=sympathy.git

diff --git a/src/vt102.c b/src/vt102.c
index 9f32ce0..4778887 100644
--- a/src/vt102.c
+++ b/src/vt102.c
@@ -10,6 +10,90 @@ static char rcsid[] = "$Id$";
 
 /*
  * $Log$
+ * 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 ***
+ *
+ * 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 ***
  *
@@ -45,6 +129,8 @@ static char rcsid[] = "$Id$";
 
 /* 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:
@@ -135,18 +221,107 @@ ESC)0
 
 CTRL-O
 
-ESC7
-ESC8
-ESCH
-ESCM
-ESC> 
+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"
+
+//static char terminal_reply[]={033,0133,077,066,0143};
+static char terminal_reply[] = { 'v', 't', '1', '0', '2' };
+
+#define TABLE_LENGTH 128
+
+/* 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)
 {
@@ -154,20 +329,16 @@ 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)
+
+
+/*Stay or enter command acquision and exit after n more chars*/
+void redispatch_with_more(VT102_parser *p,int n)
 {
-  switch (c)
-    {
-    case '[':
-    case '(':
-    case ')':
-      return 1;
-    }
-  return 0;
 }
 
 static inline int
@@ -187,34 +358,46 @@ in_margins (VT102 * v, CRT_Pos p)
 }
 
 void
-vt102_log_line (VT102 * v, int line)
+vt102_log_line (Context * c, int line)
 {
-  static FILE *log;
   CRT_Pos e = { VT102_COLS - 1, line };
   CRT_Pos p = { 0, line };
+  char logbuf[VT102_COLS + 1];
 
-  if (!log) 
-	log=fopen("log","a+");
+  if (!c->l)
+    return;
 
-   if (!log) return;
-  
 
   for (; e.x > 0; --e.x)
     {
-      if (v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ')
+      if (c->v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ')
         break;
     }
 
   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);
+      int ch = c->v->crt.screen[CRT_ADDR_POS (&p)].chr;
+      if (ch < 32)
+        ch = ' ';
+      if (ch > 126)
+        ch = ' ';
+      logbuf[p.x] = ch;
     }
-  fputc ('\n', log);
+  logbuf[p.x] = 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
@@ -256,8 +439,9 @@ vt102_cursor_carriage_return (VT102 * v)
 }
 
 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 */
@@ -265,34 +449,47 @@ vt102_cursor_advance_line (VT102 * v)
   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);
+      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)
+/*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))
     {
-/*Normal advance*/
-      v->pos.x++;
-      v->pending_wrap = 0;
+      vt102_log_line (c, v->pos.y);
+
+      crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
       return;
     }
-  v->pending_wrap++;
+
+  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];
 
@@ -321,12 +518,30 @@ vt102_do_pending_wrap (VT102 * v)
       v->pos.x = 0;
     }
 
-  vt102_cursor_advance_line (v);
+  vt102_cursor_advance_line (c);
+}
+
+void
+vt102_cursor_advance (Context * 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_cursor_retard (VT102 * v)
+vt102_cursor_retreat (VT102 * v)
 {
   if (v->pos.x != v->top_margin.x)
     v->pos.x--;
@@ -360,12 +575,26 @@ vt102_cursor_advance_tab (VT102 * v)
   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)
@@ -430,6 +659,7 @@ vt102_insert_into_line (VT102 * v, CRT_Pos p)
 
   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;
 }
 
 
@@ -459,6 +689,14 @@ vt102_change_mode (VT102 * v, int private, char *ns, int set)
       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;
@@ -541,6 +779,7 @@ vt102_change_attr (VT102 * v, char *na)
     {
     case 0:
       v->attr = CRT_ATTR_NORMAL;
+      v->color = CRT_COLOR_NORMAL;
       break;
     case 1:
       v->attr |= CRT_ATTR_BOLD;
@@ -567,8 +806,71 @@ vt102_change_attr (VT102 * v, char *na)
     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
@@ -616,77 +918,181 @@ vt102_parse_attr_string (VT102 * v, char *buf, int len)
   vt102_change_attr (v, &num[o]);
 }
 
-void vt102_save_state(VT102 *v)
+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->saved.pos=v->pos;
-v->saved.attr=v->attr;
-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->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE] = v->saved.origin_mode;
+  vt102_cursor_normalize (v);
+  v->pending_wrap = 0;
 }
 
-void vt102_restore_state(VT102 *v)
+void
+vt102_regular_char (Context * c, VT102 * v, int ch)
 {
-v->pos=v->saved.pos;
-v->attr=v->saved.attr;
-v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE]=v->saved.origin_mode;
-vt102_cursor_normalize(v);
-v->pending_wrap = 0;
+
+  vt102_do_pending_wrap (c);
+
+  if (v->modes[VT102_MODE_INSERT])
+    vt102_insert_into_line (v, v->pos);
+
+  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);
+
+  v->last_reg_char = ch;
 }
 
 void
-vt102_parse_esc (VT102 * v, int c)
+vt102_scs (Context * c, int g, int s)
 {
-  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);
+/*Ignoring charsets*/
+}
+
+void
+vt102_parse_esc (Context * c)
+{
+  VT102 *v = c->v;
+  VT102_parser *p=&v->parser;
+
+/*If you edit this switch don't forget to edit the length and termination tables*/
+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 'E':
+      if (v->pos.y == v->bottom_margin.y)
+        {
+          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);
+        }
+      else
+        {
+          vt102_cursor_relative (v, 0, 1);
+        }
+      break;
+    case 'H':
+      v->tabs[v->pos.x]++;
+      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 = { VT102_COLS - 1, v->pos.y };
+        crt_erase (&v->crt, v->pos, le, 1, v->color);
+      }
+      break;
+    case 'M':
+      if (v->pos.y == v->top_margin.y)
+        {
+          crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1,
+                           v->color);
+        }
+      else
+        {
+          vt102_cursor_relative (v, 0, -1);
+        }
+      break;
+
+    case 'Y': 
+      vt102_cursor_absolute (v, p->cmd_buf[2] - 040, p->cmd_buf[1] - 040);
+      break;
+    case 'Z':
+      if (c->t)
+        {
+          c->t->xmit (c->t, terminal_reply, sizeof (terminal_reply));
+        }
+      break;
+    case '#':
+	{
+	switch(p->cmd_buf[1]) {
+	case '8':/*DECALN*/
+	   {
+		int i;
+           crt_erase (&v->crt, v->screen_start, v->screen_end, 1, CRT_NORMAL_COLOR);
+			for (i=0;i<CRT_ADDR_POS(&v->screen_end);++i) 
+				v->crt.screen[i].chr='E';
+	   }
+	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 '7':
-	vt102_save_state(v);
-	break;
-case '8':
-	vt102_restore_state(v);
-	break;
-#if 0
+    case '<':
+      /*Set ansi mode - ignored */
+      break;
+
+    case '7':
+      vt102_save_state (v);
+      break;
+    case '8':
+      vt102_restore_state (v);
+      break;
     case '=':
+      v->application_keypad_mode = 1;
+      break;
     case '>':
-      {
-        char s[] = { 033, c };
-/*Horrid hack for the moment in testing change the key mode of the upstream te*/
-        write (1, s, 2);
-      }
+      v->application_keypad_mode = 0;
       break;
-#endif
+    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:
-#if 0
-      fprintf (stderr, "unhandled ESC \\033 \\%03o (ESC %c)\n", c,
-               (c < 32) ? '?' : c);
-#endif
-	;
+      log_f (c->l, "<%s:%d unhandled ESC: \\033 \\%03o (ESC %c)>", __FILE__,
+             __LINE__, p->cmd_buf[0], safe_ch (p->cmd_buf[0]));
+
+      ;
     }
 }
 void
-vt102_parse_csi (VT102 * v, char *buf, int len)
+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];
@@ -708,31 +1114,37 @@ vt102_parse_csi (VT102 * v, char *buf, int len)
     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':
+        case 'E':
           vt102_cursor_relative (v, 0, narg);
           vt102_cursor_carriage_return (v);
-	    break;
-	case 'F':
+          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;
+          break;
+        case 'G':
+          vt102_cursor_absolute (v, narg - 1, v->pos.y);
+          break;
         case 'H':
-	case 'f':
+        case 'f':
           {
             int x, y;
 
@@ -747,14 +1159,24 @@ vt102_parse_csi (VT102 * v, char *buf, int len)
             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->pos, v->screen_end, 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);
+              crt_erase (&v->crt, v->screen_start, v->screen_end, 1,
+                         v->color);
               break;
             }
           break;
@@ -768,28 +1190,25 @@ vt102_parse_csi (VT102 * v, char *buf, int len)
             switch (narg)
               {
               case 0:
-                crt_erase (&v->crt, v->pos, le, 1);
+                crt_erase (&v->crt, v->pos, le, 1, v->color);
                 break;
               case 1:
-                crt_erase (&v->crt, ls, v->pos, 1);
+                crt_erase (&v->crt, ls, v->pos, 1, v->color);
                 break;
               case 2:
-                crt_erase (&v->crt, ls, le, 1);
+                crt_erase (&v->crt, ls, le, 1, v->color);
                 break;
               }
           }
           break;
 
-        case 'P':
-          while (narg--)
-            vt102_delete_from_line (v, v->pos);
-          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);
+                crt_scroll_down (&v->crt, v->pos, v->bottom_margin, 1,
+                                 v->color);
             }
           break;
 
@@ -798,10 +1217,63 @@ vt102_parse_csi (VT102 * v, char *buf, int len)
               && (v->pos.y <= v->bottom_margin.y))
             {
               while (narg--)
-                crt_scroll_up (&v->crt, v->pos, v->bottom_margin, 0);
+                {
+                  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 'R':
+          //FIXME: cursor position report - does anything use that?
+          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':
+          //FIXME:
+          break;
+        case 'd':
+          vt102_cursor_absolute (v, v->pos.x, narg - 1);
+          break;
         case 'g':
           if (len == 2)
             narg = 0;           /*Different default */
@@ -811,20 +1283,28 @@ vt102_parse_csi (VT102 * v, char *buf, int len)
             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':              //4,5 Turn printer on and off WTF?
+          //FIXME
+          break;
         case 'h':
         case 'l':
           vt102_parse_mode_string (v, &buf[1], len - 1);
           break;
 
+
         case 'm':
           vt102_parse_attr_string (v, &buf[1], len - 1);
           break;
+        case 'n':              // 6 request cursor position
+          //FIXME 
+          break;
         case 'r':
           v->top_margin = v->screen_start;
           v->bottom_margin = v->screen_end;
@@ -847,27 +1327,26 @@ vt102_parse_csi (VT102 * v, char *buf, int len)
 
           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 's':
+          v->saved.pos = v->pos;
+          break;
+        case 'u':
+          v->pos = v->saved.pos;
+          vt102_cursor_normalize (v);
+          v->pending_wrap = 0;
+          break;
 
         default:
-#if 0
-          fprintf (stderr, "unhandled CSI  \\033%s\n", buf, buf[0]);
-#endif
-	;
+          log_f (c->l, "<%s:%d unhandled CSI: \\033%s>", __FILE__, __LINE__,
+                 buf);
+
+          ;
         }
       break;
     default:
-#if 0
-      fprintf (stderr, "unhandled CSI  \\033%s\n", buf, buf[0]);
-#endif
-	;
+      log_f (c->l, "<%s:%d unhandled sequence: \\033%s>", __FILE__, __LINE__,
+             buf);
+      ;
     }
 
 
@@ -883,6 +1362,7 @@ vt102_status_line (VT102 * v, char *str)
   while (i--)
     {
       ca->attr = CRT_ATTR_REVERSE;
+      ca->color = CRT_COLOR_NORMAL;
       ca->chr = *str;
       if (*str)
         str++;
@@ -893,72 +1373,178 @@ vt102_status_line (VT102 * v, char *str)
 
 
 void
-vt102_parse_char (VT102 * v, int c)
+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 (VT102 * v)
+{
+  vt102_parser_reset (&v->parser);
+
+  v->attr = CRT_ATTR_NORMAL;
+  v->color = CRT_COLOR_NORMAL;
+
+  v->application_keypad_mode = 0;
+
+  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;
+
+  vt102_reset_tabs (v);
+}
+
+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
-  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);
+#if 1
+  log_f (c->l, "char %3d %c   ie=%d ic=%d cmb=%d ct=%d    %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 (p->in_csi)
+
+/* Turn anything non-ascii into '?' */
+#if 0
+  if ((ch != SYM_CHAR_RESET) && (ch != 0xb9) && (ch > 127))
     {
-      p->csi_buf[p->csi_ptr++] = c;
-      if (csi_ender (c) || (p->csi_ptr == VT102_CSI_LEN))
+      ch = '?';
+    }
+#endif
+
+
+#if 0
+      if (p->dca_ptr == 2)
         {
-          vt102_parse_csi (v, p->csi_buf, p->csi_ptr);
-          p->in_csi = 0;
+          p->in_dca = 0;
         }
+#endif
+  if (ch == SYM_CHAR_RESET)
+    {
+      vt102_reset_state (v);
+    }
+  else if (p->in_cmd)
+    {
+      p->cmd_buf[p->cmd_ptr++] = ch;
+      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;
+	}
     }
   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
-        {
-          p->in_escape = 0;
-          vt102_parse_esc (v, c);
-        }
+
+     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
     {
 
-      switch (c)
+      switch (ch)
         {
          /*NUL*/ case 0:
          /*SOH*/ case 1:
          /*STX*/ case 2:
          /*ETX*/ case 3:
          /*EOT*/ case 4:
-		break;
+          break;
          /*ENQ*/ case 5:
-	  /*FIXME: Should send ack*/
-	break;
+          if (c->t)
+            {
+              c->t->xmit (c->t, "vt102", 5);
+            }
+          break;
          /*ACK*/ case 6:
          /*BEL*/ case 7:
           break;
          /*BS*/ case 8:
-          vt102_cursor_retard (v);
+          vt102_cursor_retreat (c->v);
           break;
          /*HT*/ case 9:
-          vt102_cursor_advance_tab (v);
+          vt102_cursor_advance_tab (c->v);
           break;
          /*LF*/ case 10:
          /*VT*/ case 11:
          /*FF*/ case 12:
-          vt102_cursor_advance_line (v);
+          vt102_cursor_advance_line (c);
           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:
@@ -981,35 +1567,190 @@ vt102_parse_char (VT102 * v, int c)
          /*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);
-
-          v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = c;
-          v->crt.screen[CRT_ADDR_POS (&v->pos)].attr = v->attr;
-          vt102_cursor_advance (v);
+          vt102_regular_char (c, v, ch);
         }
     }
 
   v->crt.pos = v->pos;
-  v->crt.hide_cursor=v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] ? 0:1;
+  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);
+      vt102_log_line (c, v->current_line.y);
       v->current_line = v->pos;
     }
 
-  vt102_status_line (v, "VT102 foo bar baz I'm the urban spaceman baby");
+  if (c->d)
+    cmd_show_status (c->d, c);
 }
 
 void
-vt102_parser_reset (VT102_parser * p)
+vt102_send (Context * c, uint8_t key)
 {
-  p->in_csi = 0;
-  p->in_escape = 0;
-  p->csi_ptr = 0;
+  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
@@ -1017,11 +1758,8 @@ vt102_reset (VT102 * v)
 {
   VT102_parser *p = &v->parser;
 
-  vt102_parser_reset (p);
-  crt_cls (&v->crt);
-
-
 
+  crt_cls (&v->crt);
   v->current_line = v->pos;
   v->pending_wrap = 0;
 
@@ -1030,47 +1768,43 @@ vt102_reset (VT102 * v)
   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;
-
   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 (v);
+
+  vt102_save_state (v);
 
-#if 0
-{
-char buf[3];
-int i;
-  for (i=0;i<200;++i) {
-	sprintf(buf,"%3d",i);
-	vt102_parse_char (v,buf[0]);
-	vt102_parse_char (v,buf[1]);
-	vt102_parse_char (v,buf[2]);
-	vt102_parse_char (v,13);
-	vt102_parse_char (v,27);
-	vt102_parse_char (v,'M');
-  }
-  vt102_parse_char(v,'f');
-	vt102_parse_char (v,13);
-   for (i=0;i<23;++i) {
-	vt102_parse_char (v,27);
-	vt102_parse_char (v,'M');
-   }
-  vt102_parse_char(v,'b');
-	vt102_parse_char (v,13);
+  v->last_reg_char = ' ';
 }
-#endif
 
+VT102 *
+vt102_new (void)
+{
+  VT102 *v;
+
+  v = (VT102 *) malloc (sizeof (VT102));
+
+  v->xn_glitch = 1;
 
-  vt102_status_line (v, "VT102 foo bar baz I'm the urban spaceman baby");
+  vt102_reset (v);
+
+
+  return v;
+}
 
+void
+vt102_set_ansi (VT102 * v, int ansi)
+{
+  v->xn_glitch = ansi ? 0 : 1;
+}
+
+void
+vt102_free (VT102 * v)
+{
+  free (v);
 }