X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fvt102.c;h=52f7fb959f60f70d8a22e88a223394214fd68a8e;hb=8a3aac5f5287422699c9c7c5ee8969561da7317f;hp=721886bd6f32e6fdf1b1b5aae6c6365c3badd5f1;hpb=475b8d78f7920a0b9d1e35aaefc89fa162ba226a;p=sympathy.git

diff --git a/src/vt102.c b/src/vt102.c
index 721886b..52f7fb9 100644
--- a/src/vt102.c
+++ b/src/vt102.c
@@ -10,6 +10,21 @@ static char rcsid[] = "$Id$";
 
 /*
  * $Log$
+ * 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 ***
  *
@@ -294,9 +309,9 @@ ESC+B
 #include "project.h"
 #include "syslog.h"
 
-//static char terminal_reply[]={033,0133,077,066,0143};
-
 #define TABLE_LENGTH 128
+#undef DEBUG
+
 
 static char terminal_id[] = "vt102";
 
@@ -344,12 +359,16 @@ csi_ender (int c)
   return 0;
 }
 
-static inline int ctrl_chr(int ch,int term)
+static inline int
+ctrl_chr (int ch, int term)
 {
-if ((term>0) && (ch==term)) return 0;
-if (ch==033) return 0;
-if ((ch>0) && (ch<040)) return 1;
-return 0;
+  if ((term > 0) && (ch == term))
+    return 0;
+  if (ch == 033)
+    return 0;
+  if ((ch > 0) && (ch < 040))
+    return 1;
+  return 0;
 }
 
 
@@ -374,7 +393,7 @@ vt102_log_line (Context * c, int line)
 {
   CRT_Pos e = { c->v->current_width - 1, line };
   CRT_Pos p = { 0, line };
-  char logbuf[VT102_MAX_COLS + 1];
+  char logbuf[4 * (VT102_MAX_COLS + 1)], *logptr = logbuf;
 
   if (!c->l)
     return;
@@ -391,11 +410,9 @@ vt102_log_line (Context * c, int line)
       int ch = c->v->crt.screen[CRT_ADDR_POS (&p)].chr;
       if (ch < 32)
         ch = ' ';
-      if (ch > 126)
-        ch = ' ';
-      logbuf[p.x] = ch;
+      logptr += utf8_encode (logptr, ch);
     }
-  logbuf[p.x] = 0;
+  *logptr = 0;
 
   c->l->log (c->l, logbuf);
 }
@@ -555,9 +572,10 @@ vt102_cursor_advance (Context * c)
 void
 vt102_cursor_retreat (VT102 * v)
 {
-  if (v->pos.x != v->top_margin.x) {
-    v->pos.x--;
-  }
+  if (v->pos.x != v->top_margin.x)
+    {
+      v->pos.x--;
+    }
 
   v->pending_wrap = 0;
 }
@@ -670,9 +688,9 @@ vt102_insert_into_line (VT102 * v, CRT_Pos p)
                &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;
 }
 
 
@@ -716,10 +734,13 @@ vt102_change_mode (VT102 * v, int private, char *ns, int set)
         case VT102_PRIVATE_MODE_132COLS:
           /* We don't implement 132 col mode - yet */
 
-	  v->current_width=v->private_modes[VT102_PRIVATE_MODE_132COLS] ? VT102_COLS_132:VT102_COLS_80;
+          v->current_width =
+            v->
+            private_modes[VT102_PRIVATE_MODE_132COLS] ? VT102_COLS_132 :
+            VT102_COLS_80;
 
-  	  v->crt.width=v->current_width;
-	  v->screen_end.x=v->current_width-1;
+          v->crt.width = v->current_width;
+          v->screen_end.x = v->current_width - 1;
           v->top_margin = v->screen_start;
           v->bottom_margin = v->screen_end;
           vt102_cursor_home (v);
@@ -969,22 +990,33 @@ 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);
 
-  if (ch < VT102_CHARSET_SIZE ){ 
-	int cs=charset_from_csid[v->g[v->cs]][ch];
-  	v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = cs ?cs:ch;
-  }  else {
-	v->crt.screen[CRT_ADDR_POS (&v->pos)].chr=ch;
-  }
+  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);
 
-  v->last_reg_char = ch;
 }
 
 vt102_send_id (Context * c, char *buf)
@@ -1000,32 +1032,34 @@ vt102_send_id (Context * c, char *buf)
 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;
-}
+  VT102 *v = c->v;
+  int cs = VT102_CSID_US;
 
-switch(g) {
-case '(':
-	v->g[0]=cs;
-	break;
-case ')':
-	v->g[1]=cs;
-	break;
-}
+
+  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;
+    }
 
 }
 
@@ -1129,7 +1163,7 @@ vt102_parse_csi (Context * c, char *buf, int len)
         case 'K':
           {
             CRT_Pos ls = { 0, v->pos.y };
-            CRT_Pos le = { v->current_width -1, v->pos.y };
+            CRT_Pos le = { v->current_width - 1, v->pos.y };
             if (len == 2)
               narg = 0;         /*Different default */
 
@@ -1174,9 +1208,6 @@ vt102_parse_csi (Context * c, char *buf, int len)
           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--)
             {
@@ -1215,7 +1246,7 @@ vt102_parse_csi (Context * c, char *buf, int len)
             vt102_regular_char (c, v, v->last_reg_char);
           break;
         case 'c':
-          vt102_send_id (c, terminal_id);
+          vt102_send_id (c, "\033[?2c");
           break;
         case 'd':
           vt102_cursor_absolute (v, v->pos.x, narg - 1);
@@ -1249,9 +1280,26 @@ vt102_parse_csi (Context * c, char *buf, int len)
           vt102_parse_attr_string (v, &buf[1], len - 1);
           break;
         case 'n':              //Device status report
-          //5 requestion status
-          // 6 request cursor position FIXME
-          //?15n printer status
+          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;
@@ -1287,6 +1335,8 @@ vt102_parse_csi (Context * c, char *buf, int len)
           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__,
@@ -1311,81 +1361,84 @@ vt102_parse_esc (Context * c)
   VT102 *v = c->v;
   VT102_parser *p = &v->parser;
 
-#if 1
+#ifdef DEBUG
   p->cmd_buf[p->cmd_ptr] = 0;
-  log_f (c->l, "<cmd in  x=%3d y=%2d aw=%d <ESC>%s >", v->pos.x, v->pos.y,v->pending_wrap,
-         p->cmd_buf);
+  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])
+  if (!v->private_modes[VT102_PRIVATE_MODE_VT52])
     {
-    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_width - 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/Z");
-      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;
-}
+      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_width - 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*/
@@ -1483,31 +1536,35 @@ if(ate) return;
     }
 
   p->cmd_buf[p->cmd_ptr] = 0;
-  log_f (c->l, "<cmd out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,v->pending_wrap);
+#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 = v->current_width -1;
+  int i = v->current_width - 1;
   CRT_CA *ca = &v->crt.screen[CRT_ADDR (VT102_STATUS_ROW, 0)];
 
-  for (i=0;i<v->current_width;++i)
+  for (i = 0; i < v->current_width; ++i)
     {
       ca->attr = CRT_ATTR_REVERSE;
       ca->color = CRT_COLOR_NORMAL;
-      ca->chr = *str ? *str:' ';
+      ca->chr = *str ? *str : ' ';
       if (*str)
         str++;
       ca++;
     }
-  
-  for (;i<VT102_MAX_COLS;++i) {
+
+  for (; i < VT102_MAX_COLS; ++i)
+    {
       ca->attr = CRT_ATTR_NORMAL;
       ca->color = CRT_COLOR_NORMAL;
-	ca->chr=' ';
+      ca->chr = ' ';
       ca++;
-  }
+    }
 
 }
 
@@ -1532,9 +1589,9 @@ vt102_reset_state (VT102 * v)
 
   v->application_keypad_mode = 0;
 
-  v->current_width=VT102_COLS_80;
-  v->crt.width=v->current_width;
-  v->screen_end.x = v->current_width -1;
+  v->current_width = VT102_COLS_80;
+  v->crt.width = v->current_width;
+  v->screen_end.x = v->current_width - 1;
 
   v->top_margin = v->screen_start;
   v->bottom_margin = v->screen_end;
@@ -1545,12 +1602,13 @@ vt102_reset_state (VT102 * v)
   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;
+  v->g[0] = v->g[1] = VT102_CSID_US;
+  v->cs = 0;
 }
 
 static void
@@ -1611,11 +1669,11 @@ vt102_parse_char (Context * c, int ch)
     {
       vt102_reset_state (v);
     }
-  else if (p->in_cmd && !ctrl_chr(ch,p->cmd_termination))
+  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_ptr == VT102_CMD_LEN)
+        p->in_cmd = 0;
       if (p->cmd_more_bytes)
         {
           p->cmd_more_bytes--;
@@ -1646,7 +1704,7 @@ vt102_parse_char (Context * c, int ch)
           p->cmd_termination = 0;
         }
     }
-  else if (p->in_escape && !ctrl_chr(ch,0))
+  else if (p->in_escape && !ctrl_chr (ch, 0))
     {
       p->cmd_ptr = 0;
       p->cmd_buf[p->cmd_ptr++] = ch;
@@ -1666,27 +1724,33 @@ vt102_parse_char (Context * c, int ch)
     }
   else
     {
-#if 1
-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));
+#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_retreat (c->v);
@@ -1705,12 +1769,13 @@ if (ch!=27)
           break;
          /*SO*/ case 14:
           /*select G1 */
-	v->cs=1;
+          v->cs = 1;
           break;
          /*SI*/ case 15:
           /*select G0 */
-	v->cs=0;
+          v->cs = 0;
           break;
+#if 0
          /*DLE*/ case 16:
         /*DC1 */ case 17:
         /*DC2 */ case 18:
@@ -1723,22 +1788,26 @@ if (ch!=27)
          /*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:
           vt102_regular_char (c, v, ch);
         }
 
-#if 1
-	if (ch!=27)
-  	log_f (c->l, "<chr out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,v->pending_wrap);
+#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
     }
 
@@ -1936,9 +2005,9 @@ vt102_reset (VT102 * v)
 
   v->screen_start.x = 0;
   v->screen_start.y = 0;
-  v->current_width=VT102_COLS_80;
-  v->crt.width=v->current_width;
-  v->screen_end.x = v->current_width -1;
+  v->current_width = VT102_COLS_80;
+  v->crt.width = v->current_width;
+  v->screen_end.x = v->current_width - 1;
   v->screen_end.y = VT102_ROWS - 1;
 
   vt102_cursor_home (v);
@@ -1956,7 +2025,7 @@ vt102_reset (VT102 * v)
 }
 
 VT102 *
-vt102_new (void)
+vt102_new (int width)
 {
   VT102 *v;
 
@@ -1966,6 +2035,15 @@ vt102_new (void)
 
   vt102_reset (v);
 
+  if (width)
+    {
+      v->current_width = width;
+      v->crt.width = v->current_width;
+      v->screen_end.x = v->current_width - 1;
+      v->top_margin = v->screen_start;
+      v->bottom_margin = v->screen_end;
+      vt102_cursor_home (v);
+    }
 
   return v;
 }