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gtkradiant/tools/quake3/common/inout.c

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/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
//-----------------------------------------------------------------------------
//
//
// DESCRIPTION:
// deal with in/out tasks, for either stdin/stdout or network/XML stream
//
#include "cmdlib.h"
#include "mathlib.h"
#include "polylib.h"
#include "inout.h"
#include <sys/types.h>
#include <sys/stat.h>
#ifdef WIN32
#include <direct.h>
#include <windows.h>
#endif
// network broadcasting
#include "l_net/l_net.h"
#include "libxml/tree.h"
// utf8 conversion
#include <glib/gconvert.h>
#include <glib/gmem.h>
#ifdef WIN32
HWND hwndOut = NULL;
qboolean lookedForServer = qfalse;
UINT wm_BroadcastCommand = -1;
#endif
socket_t *brdcst_socket;
netmessage_t msg;
qboolean verbose = qfalse;
// our main document
// is streamed through the network to Radiant
// possibly written to disk at the end of the run
//++timo FIXME: need to be global, required when creating nodes?
xmlDocPtr doc;
xmlNodePtr tree;
// some useful stuff
xmlNodePtr xml_NodeForVec( vec3_t v )
{
xmlNodePtr ret;
char buf[1024];
sprintf (buf, "%f %f %f", v[0], v[1], v[2]);
ret = xmlNewNode (NULL, "point");
xmlNodeSetContent (ret, buf);
return ret;
}
// send a node down the stream, add it to the document
void xml_SendNode (xmlNodePtr node)
{
xmlBufferPtr xml_buf;
char xmlbuf[MAX_NETMESSAGE]; // we have to copy content from the xmlBufferPtr into an aux buffer .. that sucks ..
// this index loops through the node buffer
int pos = 0;
int size;
xmlAddChild( doc->children, node );
if (brdcst_socket)
{
xml_buf = xmlBufferCreate();
xmlNodeDump( xml_buf, doc, node, 0, 0 );
// the XML node might be too big to fit in a single network message
// l_net library defines an upper limit of MAX_NETMESSAGE
// there are some size check errors, so we use MAX_NETMESSAGE-10 to be safe
// if the size of the buffer exceeds MAX_NETMESSAGE-10 we'll send in several network messages
while (pos < xml_buf->use)
{
// what size are we gonna send now?
(xml_buf->use - pos < MAX_NETMESSAGE - 10) ? (size = xml_buf->use - pos) : (size = MAX_NETMESSAGE - 10);
//++timo just a debug thing
if (size == MAX_NETMESSAGE - 10)
Sys_FPrintf (SYS_NOXML, "Got to split the buffer\n");
memcpy( xmlbuf, xml_buf->content+pos, size);
xmlbuf[size] = '\0';
NMSG_Clear( &msg );
NMSG_WriteString (&msg, xmlbuf );
Net_Send(brdcst_socket, &msg );
// now that the thing is sent prepare to loop again
pos += size;
}
#if 0
// NOTE: the NMSG_WriteString is limited to MAX_NETMESSAGE
// we will need to split into chunks
// (we could also go lower level, in the end it's using send and receiv which are not size limited)
//++timo FIXME: MAX_NETMESSAGE is not exactly the max size we can stick in the message
// there's some tweaking to do in l_net for that .. so let's give us a margin for now
//++timo we need to handle the case of a buffer too big to fit in a single message
// try without checks for now
if (xml_buf->use > MAX_NETMESSAGE-10 )
{
// if we send that we are probably gonna break the stream at the other end..
// and Error will call right there
//Error( "MAX_NETMESSAGE exceeded for XML feedback stream in FPrintf (%d)\n", xml_buf->use);
Sys_FPrintf (SYS_NOXML, "MAX_NETMESSAGE exceeded for XML feedback stream in FPrintf (%d)\n", xml_buf->use);
xml_buf->content[xml_buf->use]='\0'; //++timo this corrupts the buffer but we don't care it's for printing
Sys_FPrintf (SYS_NOXML, xml_buf->content);
}
size = xml_buf->use;
memcpy( xmlbuf, xml_buf->content, size );
xmlbuf[size] = '\0';
NMSG_Clear( &msg );
NMSG_WriteString (&msg, xmlbuf );
Net_Send(brdcst_socket, &msg );
#endif
xmlBufferFree( xml_buf );
}
}
void xml_Select (char *msg, int entitynum, int brushnum, qboolean bError)
{
xmlNodePtr node, select;
char buf[1024];
char level[2];
// now build a proper "select" XML node
sprintf (buf, "Entity %i, Brush %i: %s", entitynum, brushnum, msg);
node = xmlNewNode (NULL, "select");
xmlNodeSetContent (node, buf);
level[0] = (int)'0' + (bError ? SYS_ERR : SYS_WRN) ;
level[1] = 0;
xmlSetProp (node, "level", (char *)&level);
// a 'select' information
sprintf (buf, "%i %i", entitynum, brushnum);
select = xmlNewNode (NULL, "brush");
xmlNodeSetContent (select, buf);
xmlAddChild (node, select);
xml_SendNode (node);
sprintf (buf, "Entity %i, Brush %i: %s", entitynum, brushnum, msg);
if (bError)
Error(buf);
else
Sys_FPrintf (SYS_NOXML, "%s\n", buf);
}
void xml_Point (char *msg, vec3_t pt)
{
xmlNodePtr node, point;
char buf[1024];
char level[2];
node = xmlNewNode (NULL, "pointmsg");
xmlNodeSetContent (node, msg);
level[0] = (int)'0' + SYS_ERR;
level[1] = 0;
xmlSetProp (node, "level", (char *)&level);
// a 'point' node
sprintf (buf, "%g %g %g", pt[0], pt[1], pt[2]);
point = xmlNewNode (NULL, "point");
xmlNodeSetContent (point, buf);
xmlAddChild (node, point);
xml_SendNode (node);
sprintf (buf, "%s (%g %g %g)", msg, pt[0], pt[1], pt[2]);
Error (buf);
}
#define WINDING_BUFSIZE 2048
void xml_Winding (char *msg, vec3_t p[], int numpoints, qboolean die)
{
xmlNodePtr node, winding;
char buf[WINDING_BUFSIZE];
char smlbuf[128];
char level[2];
int i;
node = xmlNewNode (NULL, "windingmsg");
xmlNodeSetContent (node, msg);
level[0] = (int)'0' + SYS_ERR;
level[1] = 0;
xmlSetProp (node, "level", (char *)&level);
// a 'winding' node
sprintf( buf, "%i ", numpoints);
for(i = 0; i < numpoints; i++)
{
sprintf (smlbuf, "(%g %g %g)", p[i][0], p[i][1], p[i][2]);
// don't overflow
if (strlen(buf)+strlen(smlbuf)>WINDING_BUFSIZE)
break;
strcat( buf, smlbuf);
}
winding = xmlNewNode (NULL, "winding");
xmlNodeSetContent (winding, buf);
xmlAddChild (node, winding);
xml_SendNode (node);
if(die)
Error (msg);
else
{
Sys_Printf(msg);
Sys_Printf("\n");
}
}
// in include
#include "stream_version.h"
void Broadcast_Setup( const char *dest )
{
address_t address;
char sMsg[1024];
Net_Setup();
Net_StringToAddress((char *)dest, &address);
brdcst_socket = Net_Connect(&address, 0);
if (brdcst_socket)
{
// send in a header
sprintf (sMsg, "<?xml version=\"1.0\"?><q3map_feedback version=\"" Q3MAP_STREAM_VERSION "\">");
NMSG_Clear( &msg );
NMSG_WriteString(&msg, sMsg );
Net_Send(brdcst_socket, &msg );
}
}
void Broadcast_Shutdown()
{
if (brdcst_socket)
{
Sys_Printf("Disconnecting\n");
Net_Disconnect(brdcst_socket);
brdcst_socket = NULL;
}
}
// all output ends up through here
void FPrintf (int flag, char *buf)
{
xmlNodePtr node;
static qboolean bGotXML = qfalse;
char level[2];
printf(buf);
// the following part is XML stuff only.. but maybe we don't want that message to go down the XML pipe?
if (flag == SYS_NOXML)
return;
// ouput an XML file of the run
// use the DOM interface to build a tree
/*
<message level='flag'>
message string
.. various nodes to describe corresponding geometry ..
</message>
*/
if (!bGotXML)
{
// initialize
doc = xmlNewDoc("1.0");
doc->children = xmlNewDocRawNode(doc, NULL, "q3map_feedback", NULL);
bGotXML = qtrue;
}
node = xmlNewNode (NULL, "message");
{
gchar* utf8 = g_locale_to_utf8(buf, -1, NULL, NULL, NULL);
xmlNodeSetContent(node, utf8);
g_free(utf8);
}
level[0] = (int)'0' + flag;
level[1] = 0;
xmlSetProp (node, "level", (char *)&level );
xml_SendNode (node);
}
#ifdef DBG_XML
void DumpXML()
{
xmlSaveFile( "XMLDump.xml", doc );
}
#endif
void Sys_FPrintf (int flag, const char *format, ...)
{
char out_buffer[4096];
va_list argptr;
if ((flag == SYS_VRB) && (verbose == qfalse))
return;
va_start (argptr, format);
vsprintf (out_buffer, format, argptr);
va_end (argptr);
FPrintf (flag, out_buffer);
}
void Sys_Printf (const char *format, ...)
{
char out_buffer[4096];
va_list argptr;
va_start (argptr, format);
vsprintf (out_buffer, format, argptr);
va_end (argptr);
FPrintf (SYS_STD, out_buffer);
}
/*
=================
Error
For abnormal program terminations
=================
*/
void Error( const char *error, ...)
{
char out_buffer[4096];
char tmp[4096];
va_list argptr;
va_start (argptr,error);
vsprintf (tmp, error, argptr);
va_end (argptr);
sprintf( out_buffer, "************ ERROR ************\n%s\n", tmp );
FPrintf( SYS_ERR, out_buffer );
#ifdef DBG_XML
DumpXML();
#endif
//++timo HACK ALERT .. if we shut down too fast the xml stream won't reach the listener.
// a clean solution is to send a sync request node in the stream and wait for an answer before exiting
Sys_Sleep( 1000 );
Broadcast_Shutdown();
exit (1);
}
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