--- deliantra/server/socket/lowlevel.C	2007/03/01 12:28:17	1.34
+++ deliantra/server/socket/lowlevel.C	2007/05/28 21:22:26	1.42
@@ -1,26 +1,26 @@
 /*
- * CrossFire, A Multiplayer game for X-windows
+ * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game.
  * 
- * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
- * Copyright (C) 1992 Frank Tore Johansen
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
+ * Copyright (©) 1992,2007 Frank Tore Johansen
+ * 
+ * Crossfire TRT is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
  * 
- * The author can be reached via e-mail to mark@pyramid.com
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51
+ * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * 
+ * The authors can be reached via e-mail to <crossfire@schmorp.de>
  */
- 
+
 /**
  * \file
  * Low-level socket-related functions.
@@ -192,19 +192,20 @@
   {"command",     PC(PlayerCmd)    PF_PLAYING | PF_COMMAND0 },
 
   {"examine",     PC(ExamineCmd)   PF_PLAYING },
+  {"ex",          PC(ExCmd)        PF_PLAYING },
   {"apply",       PC(ApplyCmd)     PF_PLAYING },
   {"lookat",      PC(LookAt)       PF_PLAYING },
   {"lock",        PC(LockItem)     PF_PLAYING },
   {"mark",        PC(MarkItem)     PF_PLAYING },
   {"move",        PC(MoveCmd)      PF_PLAYING },
-  {"ext",         PC(ExtCmd)       0 },            /* CF+ */
-  {"mapredraw",   PC(MapRedrawCmd) 0 },       /* Added: phil */
-  {"mapinfo",     PC(MapInfoCmd)   0 },   /* CF+ */
+  {"ext",         PC(ExtCmd)       0 }, // CF+
+  {"mapredraw",   PC(MapRedrawCmd) 0 },
+  {"mapinfo",     PC(MapInfoCmd)   0 }, // CF+
 
   {"reply",       SC(ReplyCmd)     0 },
-  {"exti",        SC(ExtiCmd)      0 }, /* CF+ */
+  {"exti",        SC(ExtiCmd)      0 }, // CF+
   {"addme",       SC(AddMeCmd)     0 },
-  {"askface",     SC(SendFaceCmd)  0 },     /* Added: phil */
+  {"askface",     SC(AskFaceCmd)   0 },
   {"requestinfo", SC(RequestInfo)  0 },
   {"setfacemode", SC(SetFaceMode)  0 },
   {"setsound",    SC(SetSound)     0 },
@@ -418,7 +419,9 @@
   if (len + outputbuffer.len > SOCKETBUFSIZE)
     {
       LOG (llevDebug, "socket on fd %d has overrun internal buffer - marking as dead\n", fd);
-      destroy ();
+      // shutdown the socket, this is safer than destroying it immediately
+      // as lots of code in the callchain might still access the map etc.
+      shutdown (fd, SHUT_RDWR);
       return;
     }
 
@@ -504,6 +507,28 @@
   send_packet (sl);
 }
 
+void
+client::send_drawinfo (const char *msg, int flags)
+{
+  send_packet_printf ("drawinfo %d %s", flags, msg);
+}
+
+void
+client::send_msg (int color, const char *type, const char *msg)
+{
+  if (can_msg)
+    send_packet_printf ("msg %d %s %s", color, type, msg);
+  else if (color < 0)
+    return; // client cannot handle this
+  else if (strchr (msg, '<') || strchr (msg, '&'))
+    {
+      //TODO: should escape/modify to old syntax
+      send_packet_printf ("drawinfo %d %s", color, msg);
+    }
+  else
+    send_packet_printf ("drawinfo %d %s", color, msg);
+}
+
 /***********************************************************************
  *
  * packet functions/utilities
@@ -519,6 +544,24 @@
   *cur++ = ' ';
 }
 
+packet &packet::operator <<(const ber32 v)
+{
+  enum { maxlen = 32 / 7 + 1};
+  uint8 buf[maxlen];
+  uint8 *p = buf + maxlen;
+  uint32 val = v.val;
+
+  *--p = val & 0x7F;
+
+  while (val > 0x7F)
+    {
+      val >>= 7;
+      *--p = (val & 0x7F) | 0x80;
+    }
+
+  return *this << data (p, buf + maxlen - p);
+}
+
 packet &packet::operator <<(const data   &v)
 {
   if (room () < v.len)