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diff --git a/src/qcommon/cm_public.h b/src/qcommon/cm_public.h
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+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+Copyright (C) 2000-2013 Darklegion Development
+Copyright (C) 2015-2019 GrangerHub
+
+This file is part of Tremulous.
+
+Tremulous 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 3 of the License,
+or (at your option) any later version.
+
+Tremulous 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 Tremulous; if not, see <https://www.gnu.org/licenses/>
+
+===========================================================================
+*/
+#ifndef _CM_PUBLIC_H_
+#define _CM_PUBLIC_H_
+
+#include "qfiles.h"
+
+void		CM_LoadMap( const char *name, bool clientload, int *checksum);
+void		CM_ClearMap( void );
+clipHandle_t CM_InlineModel( int index );		// 0 = world, 1 + are bmodels
+clipHandle_t CM_TempBoxModel( const vec3_t mins, const vec3_t maxs, int capsule );
+
+void		CM_ModelBounds( clipHandle_t model, vec3_t mins, vec3_t maxs );
+
+int			CM_NumClusters (void);
+int			CM_NumInlineModels( void );
+char		*CM_EntityString (void);
+
+// returns an ORed contents mask
+int			CM_PointContents( const vec3_t p, clipHandle_t model );
+int			CM_TransformedPointContents( const vec3_t p, clipHandle_t model, const vec3_t origin, const vec3_t angles );
+
+void		CM_BoxTrace ( trace_t *results, const vec3_t start, const vec3_t end,
+						  vec3_t mins, vec3_t maxs,
+						  clipHandle_t model, int brushmask, traceType_t type );
+void		CM_TransformedBoxTrace( trace_t *results, const vec3_t start, const vec3_t end,
+						  vec3_t mins, vec3_t maxs,
+						  clipHandle_t model, int brushmask,
+						  const vec3_t origin, const vec3_t angles, traceType_t type );
+void		CM_BiSphereTrace( trace_t *results, const vec3_t start,
+							const vec3_t end, float startRad, float endRad,
+							clipHandle_t model, int mask );
+void		CM_TransformedBiSphereTrace( trace_t *results, const vec3_t start,
+							const vec3_t end, float startRad, float endRad,
+							clipHandle_t model, int mask,
+							const vec3_t origin );
+
+byte		*CM_ClusterPVS (int cluster);
+
+int			CM_PointLeafnum( const vec3_t p );
+
+// only returns non-solid leafs
+// overflow if return listsize and if *lastLeaf != list[listsize-1]
+int			CM_BoxLeafnums( const vec3_t mins, const vec3_t maxs, int *list,
+		 					int listsize, int *lastLeaf );
+
+int			CM_LeafCluster (int leafnum);
+int			CM_LeafArea (int leafnum);
+
+void		CM_AdjustAreaPortalState( int area1, int area2, bool open );
+bool	CM_AreasConnected( int area1, int area2 );
+
+int			CM_WriteAreaBits( byte *buffer, int area );
+
+// cm_patch.c
+void CM_DrawDebugSurface( void (*drawPoly)(int color, int numPoints, float *points) );
+
+#endif