The Quake 2 tools as originally released under the GPL license.

qdata/qdata.h

@@ -0,0 +1,89 @@
+/*
+===========================================================================
+Copyright (C) 1997-2006 Id Software, Inc.
+
+This file is part of Quake 2 Tools source code.
+
+Quake 2 Tools source code 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.
+
+Quake 2 Tools source code 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 Quake 2 Tools source code; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+
+// qdata.h
+
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <math.h>
+#include <string.h>
+#include <sys/stat.h>
+
+#include "cmdlib.h"
+#include "scriplib.h"
+#include "mathlib.h"
+#include "trilib.h"
+#include "lbmlib.h"
+#include "threads.h"
+#include "l3dslib.h"
+#include "bspfile.h"
+
+void Cmd_Modelname (void);
+void Cmd_Base (void);
+void Cmd_Cd (void);
+void Cmd_Origin (void);
+void Cmd_ScaleUp (void);
+void Cmd_Frame (void);
+void Cmd_Modelname (void);
+void Cmd_Skin (void);
+void Cmd_Skinsize (void);
+void FinishModel (void);
+
+void Cmd_Inverse16Table( void );
+
+void Cmd_SpriteName (void);
+void Cmd_Load (void);
+void Cmd_SpriteFrame (void);
+void FinishSprite (void);
+
+void Cmd_Grab (void);
+void Cmd_Raw (void);
+void Cmd_Mip (void);
+void Cmd_Environment (void);
+void Cmd_Colormap (void);
+
+void Cmd_File (void);
+void Cmd_Dir (void);
+void Cmd_StartWad (void);
+void Cmd_EndWad (void);
+void Cmd_Mippal (void);
+void Cmd_Mipdir (void);
+void Cmd_Alphalight (void);
+
+void Cmd_Video (void);
+
+void RemapZero (byte *pixels, byte *palette, int width, int height);
+
+void ReleaseFile (char *filename);
+
+extern	byte		*byteimage, *lbmpalette;
+extern	int			byteimagewidth, byteimageheight;
+
+extern	qboolean	g_release;			// don't grab, copy output data to new tree
+extern	char		g_releasedir[1024];	// c:\quake2\baseq2, etc
+extern	qboolean	g_archive;			// don't grab, copy source data to new tree
+extern	qboolean	do3ds;
+extern	char		g_only[256];		// if set, only grab this cd
+extern	qboolean	g_skipmodel;		// set true when a cd is not g_only
+
+extern	char		*trifileext;