engine: client: send engine build information to masterserver

* Model names are 64 bytes wide, adding texture character means we needs 65 byte wide string.
* It never gets stored in memory anyway.

.cirrus.yml

@@ -1,15 +1,3 @@
-task:
-  name: freebsd-13-amd64
-  freebsd_instance:
-    image_family: freebsd-13-2
-  setup_script:
-    - pkg update
-    - pkg install -y pkgconf git sdl2 python fontconfig opus
-    - git submodule update --init --recursive
-  test_script:
-    - ./scripts/cirrus/build_freebsd.sh dedicated
-    - ./scripts/cirrus/build_freebsd.sh full
-
 task:
   name: freebsd-14-amd64
   freebsd_instance:

common/boneinfo.h

@@ -1,25 +0,0 @@
-/*
-boneinfo.h - structure that send delta-compressed bones across network
-Copyright (C) 2018 Uncle Mike
-
-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 3 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.
-*/
-
-#ifndef BONEINFO_H
-#define BONEINFO_H
-
-typedef struct
-{
-	vec3_t	angles;
-	vec3_t	origin;
-} boneinfo_t;
-
-#endif//BONEINFO_H

common/xash3d_types.h

@@ -83,12 +83,15 @@ typedef uint64_t longtime_t;
 	#define NONNULL            __attribute__(( nonnull ))
 	#define _format( x )       __attribute__(( format( printf, x, x + 1 )))
 	#define ALLOC_CHECK( x )   __attribute__(( alloc_size( x )))
+	#define NO_ASAN            __attribute__(( no_sanitize( "address" )))
 	#define RENAME_SYMBOL( x ) asm( x )
 #else
 	#if defined( _MSC_VER )
 		#define EXPORT         __declspec( dllexport )
+		#define NO_ASAN        __declspec( no_sanitize_address )
 	#else
 		#define EXPORT
+		#define NO_ASAN
 	#endif
 	#define GAME_EXPORT
 	#define NORETURN
@@ -98,18 +101,17 @@ typedef uint64_t longtime_t;
 	#define RENAME_SYMBOL( x )
 #endif
 
-#if ( __GNUC__ >= 3 )
+#if __GNUC__ >= 3
 	#define unlikely( x )     __builtin_expect( x, 0 )
 	#define likely( x )       __builtin_expect( x, 1 )
 #elif defined( __has_builtin )
-	#if __has_builtin( __builtin_expect )
-		#define unlikely( x ) __builtin_expect( x, 0 )
-		#define likely( x )   __builtin_expect( x, 1 )
-	#else
-		#define unlikely( x ) ( x )
-		#define likely( x )   ( x )
+	#if __has_builtin( __builtin_expect ) // this must be after defined() check
+		#define unlikely( x )     __builtin_expect( x, 0 )
+		#define likely( x )       __builtin_expect( x, 1 )
 	#endif
-#else
+#endif
+
+#if !defined( unlikely ) || !defined( likely )
 	#define unlikely( x ) ( x )
 	#define likely( x )   ( x )
 #endif
@@ -128,6 +130,14 @@ typedef uint64_t longtime_t;
 	#define STATIC_ASSERT( x, y ) STATIC_ASSERT_2( __LINE__, x, y )
 #endif
 
+#if !defined( __cplusplus ) && __STDC_VERSION__ >= 199101L // not C++ and C99 or newer
+	#define XASH_RESTRICT restrict
+#elif _MSC_VER || __GNUC__ || __clang__ // compiler-specific extensions
+	#define XASH_RESTRICT __restrict
+#else
+	#define XASH_RESTRICT // nothing
+#endif
+
 #ifdef XASH_BIG_ENDIAN
 #define LittleLong(x) (((int)(((x)&255)<<24)) + ((int)((((x)>>8)&255)<<16)) + ((int)(((x)>>16)&255)<<8) + (((x) >> 24)&255))
 #define LittleLongSW(x) (x = LittleLong(x) )

engine/client/cl_custom.c

@@ -70,16 +70,17 @@ qboolean CL_CheckFile( sizebuf_t *msg, resource_t *pResource )
 		return true;
 	}
 
-	if( cl.downloadUrl[0] )
+	host.downloadcount++;
+
+	if( cl.http_download )
 	{
 		HTTP_AddDownload( filepath, pResource->nDownloadSize, true );
-		host.downloadcount++;
-		return false;
 	}
-
-	MSG_BeginClientCmd( msg, clc_stringcmd );
-	MSG_WriteStringf( msg, "dlfile %s", filepath );
-	host.downloadcount++;
+	else
+	{
+		MSG_BeginClientCmd( msg, clc_stringcmd );
+		MSG_WriteStringf( msg, "dlfile %s", filepath );
+	}
 
 	return false;
 }

engine/client/cl_gameui.c

@@ -1097,6 +1097,20 @@ static void GAME_EXPORT pfnCon_DefaultColor( int r, int g, int b )
 	Con_DefaultColor( r, g, b, true );
 }
 
+static void GAME_EXPORT pfnSetCursor( void *hCursor )
+{
+	uintptr_t cursor;
+
+	if( !gameui.use_extended_api )
+		return; // ignore original Xash menus
+
+	cursor = (uintptr_t)hCursor;
+	if( cursor < dc_user || cursor > dc_last )
+		return;
+
+	Platform_SetCursorType( cursor );
+}
+
 // engine callbacks
 static ui_enginefuncs_t gEngfuncs =
 {
@@ -1176,7 +1190,7 @@ static ui_enginefuncs_t gEngfuncs =
 	pfnHostEndGame,
 	COM_RandomFloat,
 	COM_RandomLong,
-	IN_SetCursor,
+	pfnSetCursor,
 	pfnIsMapValid,
 	GL_ProcessTexture,
 	COM_CompareFileTime,
@@ -1286,7 +1300,7 @@ qboolean UI_LoadProgs( void )
 	}
 
 
-	gameui.use_text_api = false;
+	gameui.use_extended_api = false;
 
 	// make local copy of engfuncs to prevent overwrite it with user dll
 	memcpy( &gpEngfuncs, &gEngfuncs, sizeof( gpEngfuncs ));
@@ -1313,7 +1327,7 @@ qboolean UI_LoadProgs( void )
 		if( GetExtAPI( MENU_EXTENDED_API_VERSION, &gameui.dllFuncs2, &gpExtendedfuncs ) )
 		{
 			Con_Reportf( "UI_LoadProgs: extended Menu API initialized\n" );
-			gameui.use_text_api = true;
+			gameui.use_extended_api = true;
 		}
 	}
 	else // otherwise, fallback to old and deprecated extensions
@@ -1325,7 +1339,7 @@ qboolean UI_LoadProgs( void )
 			if( GiveTextApi( &gpExtendedfuncs ) ) // they are binary compatible, so we can just pass extended funcs API to menu
 			{
 				Con_Reportf( "UI_LoadProgs: extended text API initialized\n" );
-				gameui.use_text_api = true;
+				gameui.use_extended_api = true;
 			}
 		}
 

engine/client/cl_main.c

@@ -587,21 +587,38 @@ CL_CreateCmd
 */
 static void CL_CreateCmd( void )
 {
-	usercmd_t	nullcmd, *cmd;
-	runcmd_t		*pcmd;
-	vec3_t		angles;
-	qboolean		active;
-	int		input_override;
-	int		i, ms;
+	usercmd_t nullcmd, *cmd;
+	runcmd_t  *pcmd;
+	qboolean  active;
+	double    accurate_ms;
+	vec3_t    angles;
+	int       input_override;
+	int       i, ms;
 
 	if( cls.state < ca_connected || cls.state == ca_cinematic )
 		return;
 
 	// store viewangles in case it's will be freeze
 	VectorCopy( cl.viewangles, angles );
-	ms = bound( 1, host.frametime * 1000, 255 );
 	input_override = 0;
 
+	// fix rounding error and framerate depending player move
+	accurate_ms = host.frametime * 1000;
+	ms = (int)accurate_ms;
+	cl.frametime_remainder += accurate_ms - ms; // accumulate rounding error each frame
+
+	// add a ms if error accumulates enough
+	if( cl.frametime_remainder >= 1.0 )
+	{
+		int ms2 = (int)cl.frametime_remainder;
+
+		ms += ms2;
+		cl.frametime_remainder -= ms2;
+	}
+
+	// ms can't be negative, rely on error accumulation only if FPS > 1000
+	ms = Q_min( ms, 255 );
+
 	CL_SetSolidEntities();
 	CL_PushPMStates();
 	CL_SetSolidPlayers( cl.playernum );
@@ -1618,9 +1635,17 @@ static size_t NONNULL CL_BuildMasterServerScanRequest( char *buf, size_t size, u
 #ifndef XASH_ALL_SERVERS
 	Info_SetValueForKey( info, "gamedir", GI->gamefolder, remaining );
 #endif
-	Info_SetValueForKey( info, "clver", XASH_VERSION, remaining ); // let master know about client version
+	// let master know about client version
+	Info_SetValueForKey( info, "clver", XASH_VERSION, remaining );
 	Info_SetValueForKey( info, "nat", nat ? "1" : "0", remaining );
+	Info_SetValueForKey( info, "commit", Q_buildcommit(), remaining );
+	Info_SetValueForKey( info, "branch", Q_buildbranch(), remaining );
+	Info_SetValueForKey( info, "os", Q_buildos(), remaining );
+	Info_SetValueForKey( info, "arch", Q_buildarch(), remaining );
 
+	Q_snprintf( temp, sizeof( temp ), "%d", Q_buildnum() );
+	Info_SetValueForKey( info, "buildnum", temp, remaining );
+	
 	Q_snprintf( temp, sizeof( temp ), "%x", *key );
 	Info_SetValueForKey( info, "key", temp, remaining );
 
@@ -2510,11 +2535,6 @@ void CL_ProcessFile( qboolean successfully_received, const char *filename )
 		return;
 	}
 
-	pfilename = filename;
-
-	if( !Q_strnicmp( filename, DEFAULT_SOUNDPATH, sound_len ))
-		pfilename += sound_len;
-
 	for( p = cl.resourcesneeded.pNext; p != &cl.resourcesneeded; p = p->pNext )
 	{
 		if( !Q_strnicmp( filename, "!MD5", 4 ))
@@ -2524,18 +2544,20 @@ void CL_ProcessFile( qboolean successfully_received, const char *filename )
 			if( !memcmp( p->rgucMD5_hash, rgucMD5_hash, 16 ))
 				break;
 		}
+		else if( p->type == t_sound )
+		{
+			const char *pfilename = filename;
+
+			if( !Q_strnicmp( filename, DEFAULT_SOUNDPATH, sound_len ))
+				pfilename += sound_len;
+
+			if( !Q_stricmp( p->szFileName, pfilename ))
+				break;
+		}
 		else
 		{
-			if( p->type == t_generic )
-			{
-				if( !Q_stricmp( p->szFileName, filename ))
+			if( !Q_stricmp( p->szFileName, filename ))
 					break;
-			}
-			else
-			{
-				if( !Q_stricmp( p->szFileName, pfilename ))
-					break;
-			}
 		}
 	}
 
@@ -2600,7 +2622,7 @@ void CL_ProcessFile( qboolean successfully_received, const char *filename )
 
 		if( cls.netchan.tempbuffer )
 		{
-			Con_Printf( "Received a decal %s, but didn't find it in resources needed list!\n", pfilename );
+			Con_Printf( "Received a decal %s, but didn't find it in resources needed list!\n", filename );
 			Mem_Free( cls.netchan.tempbuffer );
 		}
 
@@ -2693,10 +2715,32 @@ static void CL_Physinfo_f( void )
 	Con_Printf( "Total %i symbols\n", Q_strlen( cls.physinfo ));
 }
 
+static qboolean CL_ShouldRescanFilesystem( void )
+{
+	resource_t *res;
+
+	for( res = cl.resourcesonhand.pNext; res && res != &cl.resourcesonhand; res = res->pNext )
+	{
+		if( res->type == t_generic )
+		{
+			const char *ext = COM_FileExtension( res->szFileName );
+			// TODO: query supported archives format from fs_stdio
+			// TODO: query if was already opened
+			if( !Q_stricmp( ext, "wad" ) || !Q_stricmp( ext, "pk3" ) || !Q_stricmp( ext, "pak" ))
+				return true;
+		}
+	}
+	return false;
+}
+
 qboolean CL_PrecacheResources( void )
 {
 	resource_t	*pRes;
 
+	// if we downloaded new WAD files or any other archives they must be added to searchpath
+	if( CL_ShouldRescanFilesystem( ))
+		g_fsapi.Rescan();
+
 	// NOTE: world need to be loaded as first model
 	for( pRes = cl.resourcesonhand.pNext; pRes && pRes != &cl.resourcesonhand; pRes = pRes->pNext )
 	{

engine/client/cl_parse.c

@@ -458,6 +458,7 @@ void CL_BatchResourceRequest( qboolean initialize )
 	byte		data[MAX_INIT_MSG];
 	resource_t	*p, *n;
 	sizebuf_t		msg;
+	qboolean		done_downloading = true;
 
 	MSG_Init( &msg, "Resource Batch", data, sizeof( data ));
 
@@ -487,7 +488,10 @@ void CL_BatchResourceRequest( qboolean initialize )
 		case t_model:
 		case t_eventscript:
 			if( !CL_CheckFile( &msg, p ))
+			{
+				done_downloading = false;
 				break;
+			}
 			CL_MoveToOnHandList( p );
 			break;
 		case t_skin:
@@ -501,6 +505,7 @@ void CL_BatchResourceRequest( qboolean initialize )
 					MSG_BeginClientCmd( &msg, clc_stringcmd );
 					MSG_WriteStringf( &msg, "dlfile !MD5%s", MD5_Print( p->rgucMD5_hash ));;
 					SetBits( p->ucFlags, RES_REQUESTED );
+					done_downloading = false;
 				}
 				break;
 			}
@@ -525,11 +530,7 @@ void CL_BatchResourceRequest( qboolean initialize )
 
 	if( cls.state != ca_disconnected )
 	{
-		if( !cl.downloadUrl[0] && !MSG_GetNumBytesWritten( &msg ) && CL_PrecacheResources( ))
-		{
-			CL_RegisterResources( &msg );
-		}
-		if( cl.downloadUrl[0] && host.downloadcount == 0 &&  CL_PrecacheResources( ) )
+		if( done_downloading && CL_PrecacheResources( ))
 		{
 			CL_RegisterResources( &msg );
 		}
@@ -1840,13 +1841,10 @@ void CL_ParseResLocation( sizebuf_t *msg )
 		return;
 	}
 
-	while( ( data = COM_ParseFile( data, token, sizeof( token ) ) ) )
+	while(( data = COM_ParseFile( data, token, sizeof( token ))))
 	{
 		Con_Reportf( "Adding %s as download location\n", token );
-
-		if( !cl.downloadUrl[0] )
-			Q_strncpy( cl.downloadUrl, token, sizeof( token ) );
-
+		cl.http_download = true;
 		HTTP_AddCustomServer( token );
 	}
 }

engine/client/cl_qparse.c

@@ -844,7 +844,7 @@ static void CL_QuakeExecStuff( void )
 	while( 1 )
 	{
 		// skip whitespace up to a /n
-		while( *text && ((byte)*text) <= ' ' && *text != '\r' && *text != '\n' )
+		while( *text && ((byte)*text ) <= ' ' && *text != '\r' && *text != '\n' )
 			text++;
 
 		if( *text == '\n' || *text == '\r' )

engine/client/cl_render.c

@@ -20,7 +20,7 @@ GNU General Public License for more details.
 
 int R_FatPVS( const vec3_t org, float radius, byte *visbuffer, qboolean merge, qboolean fullvis )
 {
-	return Mod_FatPVS( org, radius, visbuffer, world.visbytes, merge, fullvis );
+	return Mod_FatPVS( org, radius, visbuffer, world.visbytes, merge, fullvis, false );
 }
 
 lightstyle_t *CL_GetLightStyle( int number )

engine/client/client.h

@@ -229,7 +229,7 @@ typedef struct
 	char		serverinfo[MAX_SERVERINFO_STRING];
 	player_info_t	players[MAX_CLIENTS];	// collected info about all other players include himself
 	double		lastresourcecheck;
-	string		downloadUrl;
+	qboolean		http_download;
 	event_state_t	events;
 
 	// predicting stuff but not only...
@@ -276,6 +276,8 @@ typedef struct
 	model_t		*worldmodel;			// pointer to world
 
 	int lostpackets;					// count lost packets and show dialog in menu
+
+	double frametime_remainder;
 } client_t;
 
 /*
@@ -518,7 +520,7 @@ typedef struct
 	int		logo_yres;
 	float		logo_length;
 
-	qboolean use_text_api;
+	qboolean use_extended_api;
 } gameui_static_t;
 
 typedef struct
@@ -630,6 +632,9 @@ typedef struct
 	int extensions;
 
 	netadr_t serveradr;
+
+	// do we accept utf8 as input
+	qboolean accept_utf8;
 } client_static_t;
 
 #ifdef __cplusplus

engine/client/console.c

@@ -35,7 +35,6 @@ static CVAR_DEFINE_AUTO( scr_drawversion, "1", FCVAR_ARCHIVE, "draw version in m
 static CVAR_DEFINE_AUTO( con_oldfont, "0", 0, "use legacy font from gfx.wad, might be missing or broken" );
 
 static int g_codepage = 0;
-static qboolean g_utf8 = false;
 
 static qboolean g_messagemode_privileged = true;
 
@@ -635,10 +634,13 @@ int Con_UtfProcessCharForce( int in )
 
 int GAME_EXPORT Con_UtfProcessChar( int in )
 {
-	if( !g_utf8 )
+	if( !cls.accept_utf8 ) // incoming character is not a UTF-8 sequence
 		return in;
+
+	// otherwise, decode it and convert to selected codepage
 	return Con_UtfProcessCharForce( in );
 }
+
 /*
 =================
 Con_UtfMoveLeft
@@ -652,7 +654,7 @@ int Con_UtfMoveLeft( char *str, int pos )
 	int k = 0;
 	int i;
 
-	if( !g_utf8 )
+	if( !cls.accept_utf8 ) // incoming character is not a UTF-8 sequence
 		return pos - 1;
 
 	if( pos == 1 )
@@ -679,7 +681,7 @@ int Con_UtfMoveRight( char *str, int pos, int length )
 	utfstate_t state = { 0 };
 	int i;
 
-	if( !g_utf8 )
+	if( !cls.accept_utf8 ) // incoming character is not a UTF-8 sequence
 		return pos + 1;
 
 	for( i = pos; i <= length; i++ )
@@ -2097,7 +2099,7 @@ void Con_RunConsole( void )
 			g_codepage = 1252;
 		}
 
-		g_utf8 = !Q_stricmp( cl_charset.string, "utf-8" );
+		cls.accept_utf8 = !Q_stricmp( cl_charset.string, "utf-8" );
 		Con_InvalidateFonts();
 		Con_LoadConchars();
 		ClearBits( con_charset.flags,   FCVAR_CHANGED );

engine/client/input.c

@@ -17,6 +17,7 @@ GNU General Public License for more details.
 #include "input.h"
 #include "client.h"
 #include "vgui_draw.h"
+#include "cursor_type.h"
 
 #if XASH_SDL
 #include <SDL.h>
@@ -123,11 +124,6 @@ static void IN_StartupMouse( void )
 	in_mouseinitialized = true;
 }
 
-void GAME_EXPORT IN_SetCursor( void *hCursor )
-{
-	// stub
-}
-
 /*
 ===========
 IN_MouseSavePos

engine/client/input.h

@@ -40,7 +40,6 @@ void IN_DeactivateMouse( void );
 void IN_MouseSavePos( void );
 void IN_MouseRestorePos( void );
 void IN_ToggleClientMouse( int newstate, int oldstate );
-void IN_SetCursor( void *hCursor );
 
 uint IN_CollectInputDevices( void );
 void IN_LockInputDevices( qboolean lock );

engine/client/keys.c

@@ -553,7 +553,7 @@ static void Key_AddKeyCommands( int key, const char *kb, qboolean down )
 			}
 
 			buttonPtr = button;
-			while(( kb[i] <= ' ' || kb[i] == ';' ) && kb[i] != 0 )
+			while((((byte)kb[i]) <= ' ' || kb[i] == ';' ) && kb[i] != 0 )
 				i++;
 		}
 
@@ -749,10 +749,10 @@ void GAME_EXPORT Key_Event( int key, int down )
 	if( cls.key_dest == key_menu )
 	{
 		// only non printable keys passed
-		if( !gameui.use_text_api )
+		if( !gameui.use_extended_api )
 			Key_EnableTextInput( true, false );
 		//pass printable chars for old menus
-		if( !gameui.use_text_api && !host.textmode && down && ( key >= 32 ) && ( key <= 'z' ) )
+		if( !gameui.use_extended_api && !host.textmode && down && ( key >= 32 ) && ( key <= 'z' ) )
 		{
 			if( Key_IsDown( K_SHIFT ) )
 			{
@@ -1055,15 +1055,16 @@ static qboolean OSK_KeyEvent( int key, int down )
 					break;
 				}
 
-				ch = Con_UtfProcessChar((byte)osk.curbutton.val );
+				ch = (byte)osk.curbutton.val;
+
+				// do not pass UTF-8 sequence into the engine, convert it here
+				if( !cls.accept_utf8 )
+					ch = Con_UtfProcessCharForce( ch );
 
 				if( !ch )
 					break;
 
-				Con_CharEvent( ch );
-				if( cls.key_dest == key_menu )
-					UI_CharEvent ( ch );
-
+				CL_CharEvent( ch );
 				break;
 			}
 		}
@@ -1118,7 +1119,6 @@ static void OSK_EnableTextInput( qboolean enable, qboolean force )
 	{
 		osk.curlayout = 0;
 		osk.curbutton.val = osk_keylayout[osk.curlayout][osk.curbutton.y][osk.curbutton.x];
-
 	}
 }
 

engine/client/mod_dbghulls.c

@@ -685,6 +685,9 @@ void Mod_CreatePolygonsForHull( int hullnum )
 	if( hullnum < 1 || hullnum > 3 )
 		return;
 
+	if( !world.num_hull_models )
+		Mod_InitDebugHulls( mod ); // FIXME: build hulls for separate bmodels (shells, medkits etc)
+
 	Con_Printf( "generating polygons for hull %u...\n", hullnum );
 	start = Sys_DoubleTime();
 

engine/client/s_dsp.c

@@ -154,7 +154,8 @@ static const sx_preset_t rgsxpre_hlalpha052[] =
 static const sx_preset_t *ptable = rgsxpre;
 
 // cvars
-static CVAR_DEFINE_AUTO( dsp_off, "0",  FCVAR_ARCHIVE, "disable DSP processing" );
+static CVAR_DEFINE_AUTO( dsp_off, "0",  FCVAR_ARCHIVE, "disable DSP processing (deprecated)" );
+static CVAR_DEFINE_AUTO( room_off, "0", FCVAR_ARCHIVE, "disable DSP processing (GoldSrc compatible cvar)" );
 static CVAR_DEFINE_AUTO( dsp_coeff_table, "0", FCVAR_ARCHIVE, "select DSP coefficient table: 0 for release or 1 for alpha 0.52" );
 static CVAR_DEFINE_AUTO( room_type, "0",  0, "current room type preset" );
 
@@ -232,6 +233,7 @@ void SX_Init( void )
 	sxmod2cur = sxmod2 = 450 * ( idsp_dma_speed / SOUND_11k );
 
 	Cvar_RegisterVariable( &dsp_off );
+	Cvar_RegisterVariable( &room_off );
 	Cvar_RegisterVariable( &dsp_coeff_table );
 
 	Cvar_RegisterVariable( &roomwater_type );
@@ -809,7 +811,7 @@ DSP_Process
 */
 void DSP_Process( portable_samplepair_t *pbfront, int sampleCount )
 {
-	if( dsp_off.value || !sampleCount )
+	if( dsp_off.value || room_off.value || !sampleCount )
 		return;
 
 	// preset is already installed by CheckNewDspPresets
@@ -843,7 +845,7 @@ CheckNewDspPresets
 */
 void CheckNewDspPresets( void )
 {
-	if( dsp_off.value != 0.0f )
+	if( dsp_off.value || room_off.value )
 		return;
 
 	if( FBitSet( dsp_coeff_table.flags, FCVAR_CHANGED ))

engine/common/cmd.c

@@ -640,7 +640,7 @@ void Cmd_TokenizeString( const char *text )
 	while( 1 )
 	{
 		// skip whitespace up to a /n
-		while( *text && *text <= ' ' && *text != '\r' && *text != '\n' )
+		while( *text && ((byte)*text ) <= ' ' && *text != '\r' && *text != '\n' )
 			text++;
 
 		if( *text == '\n' || *text == '\r' )

engine/common/common.c

@@ -25,16 +25,19 @@ GNU General Public License for more details.
 
 static const char *file_exts[] =
 {
-	"cfg",
-	"lst",
-	"exe",
-	"vbs",
-	"com",
-	"bat",
-	"dll",
-	"ini",
-	"log",
-	"sys",
+	// ban text files that don't make sense as resource
+	"cfg", "lst", "ini", "log",
+
+	// ban Windows code
+	"exe", "vbs", "com", "bat",
+	"dll", "sys", "ps1",
+
+	// ban common unix code
+	// NOTE: in unix anything can be executed as long it has access flag
+	"so", "sh", "dylib",
+
+	// ban mobile archives
+	"apk", "ipa",
 };
 
 #ifdef _DEBUG
@@ -900,7 +903,10 @@ qboolean COM_IsSafeFileToDownload( const char *filename )
 	if( !COM_CheckString( filename ))
 		return false;
 
-	if( !Q_strncmp( filename, "!MD5", 4 ))
+	ext = COM_FileExtension( lwrfilename );
+
+	// only allow extensionless files that start with !MD5
+	if( !Q_strncmp( filename, "!MD5", 4 ) && ext[0] == 0 )
 		return true;
 
 	Q_strnlwr( filename, lwrfilename, sizeof( lwrfilename ));
@@ -923,8 +929,6 @@ qboolean COM_IsSafeFileToDownload( const char *filename )
 	if( Q_strlen( first ) != 4 )
 		return false;
 
-	ext = COM_FileExtension( lwrfilename );
-
 	for( i = 0; i < ARRAYSIZE( file_exts ); i++ )
 	{
 		if( !Q_stricmp( ext, file_exts[i] ))

engine/common/crashhandler.c

@@ -129,6 +129,22 @@ static void Sys_StackTrace( PEXCEPTION_POINTERS pInfo )
 	stackframe.AddrBStore.Mode = AddrModeFlat;
 	stackframe.AddrStack.Offset = context.IntSp;
 	stackframe.AddrStack.Mode = AddrModeFlat;
+#elif _M_ARM
+	image = IMAGE_FILE_MACHINE_ARMNT;
+	stackframe.AddrPC.Offset = context.Pc;
+	stackframe.AddrPC.Mode = AddrModeFlat;
+	stackframe.AddrFrame.Offset = context.R11;
+	stackframe.AddrFrame.Mode = AddrModeFlat;
+	stackframe.AddrStack.Offset = context.Sp;
+	stackframe.AddrStack.Mode = AddrModeFlat;
+#elif _M_ARM64
+	image = IMAGE_FILE_MACHINE_ARM64;
+	stackframe.AddrPC.Offset = context.Pc;
+	stackframe.AddrPC.Mode = AddrModeFlat;
+	stackframe.AddrFrame.Offset = context.Fp;
+	stackframe.AddrFrame.Mode = AddrModeFlat;
+	stackframe.AddrStack.Offset = context.Sp;
+	stackframe.AddrStack.Mode = AddrModeFlat;	
 #elif
 #error
 #endif

engine/common/mod_bmodel.c

@@ -24,6 +24,9 @@ GNU General Public License for more details.
 #include "client.h"
 #include "server.h"			// LUMP_ error codes
 #include "ref_common.h"
+#if defined( HAVE_OPENMP )
+#include <omp.h>
+#endif // HAVE_OPENMP
 
 #define MIPTEX_CUSTOM_PALETTE_SIZE_BYTES ( sizeof( int16_t ) + 768 )
 
@@ -578,6 +581,42 @@ void Mod_PrintWorldStats_f( void )
 
 ===============================================================================
 */
+/*
+===================
+Mod_DecompressPVS
+
+TODO: replace all Mod_DecompressPVS calls by this
+===================
+*/
+static void Mod_DecompressPVSTo( byte *const out, const byte *in, size_t visbytes )
+{
+	byte *dst = out;
+
+	if( !in ) // no visinfo, make all visible
+	{
+		memset( out, 0xFF, visbytes );
+		return;
+	}
+
+	while( dst < out + visbytes )
+	{
+		if( *in ) // uncompressed
+		{
+			*dst++ = *in++;
+		}
+		else // zero repeated `c` times
+		{
+			size_t c = in[1];
+			if( c > out + visbytes - dst )
+				c = out + visbytes - dst;
+
+			memset( dst, 0, c );
+			in += 2;
+			dst += c;
+		}
+	}
+}
+
 /*
 ===================
 Mod_DecompressPVS
@@ -585,41 +624,36 @@ Mod_DecompressPVS
 */
 static byte *Mod_DecompressPVS( const byte *in, int visbytes )
 {
-	byte	*out;
-	int	c;
+	Mod_DecompressPVSTo( g_visdata, in, visbytes );
+	return g_visdata;
+}
 
-	out = g_visdata;
+static size_t Mod_CompressPVS( byte *const out, const byte *in, size_t inbytes )
+{
+	size_t i;
+	byte *dst = out;
 
-	if( !in )
+	for( i = 0; i < inbytes; i++ )
 	{
-		// no vis info, so make all visible
-		while( visbytes )
+		size_t j = i + 1, rep = 1;
+
+		*dst++ = in[i];
+
+		// only compress zeros
+		if( in[i] )
+			continue;
+
+		for( ; j < inbytes && rep != 255; j++, rep++ )
 		{
-			*out++ = 0xff;
-			visbytes--;
+			if( in[j] )
+				break;
 		}
-		return g_visdata;
+
+		*dst++ = rep;
+		i = j - 1;
 	}
 
-	do
-	{
-		if( *in )
-		{
-			*out++ = *in++;
-			continue;
-		}
-
-		c = in[1];
-		in += 2;
-
-		while( c )
-		{
-			*out++ = 0;
-			c--;
-		}
-	} while( out - g_visdata < visbytes );
-
-	return g_visdata;
+	return dst - out;
 }
 
 /*
@@ -653,22 +687,11 @@ NOTE: can return NULL
 */
 byte *Mod_GetPVSForPoint( const vec3_t p )
 {
-	mnode_t	*node;
-	mleaf_t	*leaf = NULL;
+	mleaf_t	*leaf;
 
 	ASSERT( worldmodel != NULL );
 
-	node = worldmodel->nodes;
-
-	while( 1 )
-	{
-		if( node->contents < 0 )
-		{
-			leaf = (mleaf_t *)node;
-			break; // we found a leaf
-		}
-		node = node->children[PlaneDiff( p, node->plane ) <= 0];
-	}
+	leaf = Mod_PointInLeaf( p, worldmodel->nodes );
 
 	if( leaf && leaf->cluster >= 0 )
 		return Mod_DecompressPVS( leaf->compressed_vis, world.visbytes );
@@ -681,7 +704,7 @@ Mod_FatPVS_RecursiveBSPNode
 
 ==================
 */
-static void Mod_FatPVS_RecursiveBSPNode( const vec3_t org, float radius, byte *visbuffer, int visbytes, mnode_t *node )
+static void Mod_FatPVS_RecursiveBSPNode( const vec3_t org, float radius, byte *visbuffer, int visbytes, mnode_t *node, qboolean phs )
 {
 	int	i;
 
@@ -696,7 +719,7 @@ static void Mod_FatPVS_RecursiveBSPNode( const vec3_t org, float radius, byte *v
 		else
 		{
 			// go down both sides
-			Mod_FatPVS_RecursiveBSPNode( org, radius, visbuffer, visbytes, node->children[0] );
+			Mod_FatPVS_RecursiveBSPNode( org, radius, visbuffer, visbytes, node->children[0], phs );
 			node = node->children[1];
 		}
 	}
@@ -704,10 +727,19 @@ static void Mod_FatPVS_RecursiveBSPNode( const vec3_t org, float radius, byte *v
 	// if this leaf is in a cluster, accumulate the vis bits
 	if(((mleaf_t *)node)->cluster >= 0 )
 	{
-		byte	*vis = Mod_DecompressPVS( ((mleaf_t *)node)->compressed_vis, world.visbytes );
+		byte *vis;
 
-		for( i = 0; i < visbytes; i++ )
-			visbuffer[i] |= vis[i];
+		if( phs )
+		{
+			int i = ((mleaf_t *)node)->cluster + 1;
+			vis = Mod_DecompressPVS( &world.compressed_phs[world.phsofs[i]], world.visbytes );
+		}
+		else
+		{
+			vis = Mod_DecompressPVS( ((mleaf_t *)node)->compressed_vis, world.visbytes );
+		}
+
+		Q_memor( visbuffer, vis, visbytes );
 	}
 }
 
@@ -719,7 +751,7 @@ Calculates a PVS that is the inclusive or of all leafs
 within radius pixels of the given point.
 ==================
 */
-int Mod_FatPVS( const vec3_t org, float radius, byte *visbuffer, int visbytes, qboolean merge, qboolean fullvis )
+int Mod_FatPVS( const vec3_t org, float radius, byte *visbuffer, int visbytes, qboolean merge, qboolean fullvis, qboolean phs )
 {
 	int	bytes = world.visbytes;
 	mleaf_t	*leaf = NULL;
@@ -736,9 +768,17 @@ int Mod_FatPVS( const vec3_t org, float radius, byte *visbuffer, int visbytes, q
 		return bytes;
 	}
 
+	// requested PHS but we don't have PHS for some reason
+	// enable full visibility
+	if( phs && !( world.compressed_phs && world.phsofs ))
+	{
+		memset( visbuffer, 0xFF, bytes );
+		return bytes;
+	}
+
 	if( !merge ) memset( visbuffer, 0x00, bytes );
 
-	Mod_FatPVS_RecursiveBSPNode( org, radius, visbuffer, bytes, worldmodel->nodes );
+	Mod_FatPVS_RecursiveBSPNode( org, radius, visbuffer, bytes, worldmodel->nodes, phs );
 
 	return bytes;
 }
@@ -1835,7 +1875,7 @@ static void Mod_LoadEntities( model_t *mod, dbspmodel_t *bmod )
 					COM_FixSlashes( pszWadFile );
 					COM_FileBase( pszWadFile, token, sizeof( token ));
 
-					// make sure what wad is really exist
+					// make sure that wad is really exist
 					if( FS_FileExists( va( "%s.wad", token ), false ))
 					{
 						int num = bmod->wadlist.count++;
@@ -2028,18 +2068,16 @@ static qboolean Mod_LooksLikeWaterTexture( const char *name )
 
 static void Mod_LoadTextureData( model_t *mod, dbspmodel_t *bmod, int textureIndex )
 {
-#if !XASH_DEDICATED
 	texture_t *texture = NULL;
 	mip_t *mipTex = NULL;
 	qboolean usesCustomPalette = false;
 	uint32_t txFlags = 0;
 
-	// Don't load texture data on dedicated server, as there is no renderer.
+	// don't load texture data on dedicated server, as there is no renderer.
+	// but count the wadusage for automatic precache
+	//
 	// FIXME: for ENGINE_IMPROVED_LINETRACE we need to load textures on server too
 	// but there is no facility for this yet
-	if( Host_IsDedicated( ))
-		return;
-
 	texture = mod->textures[textureIndex];
 	mipTex = Mod_GetMipTexForTexture( bmod, textureIndex );
 
@@ -2055,10 +2093,15 @@ static void Mod_LoadTextureData( model_t *mod, dbspmodel_t *bmod, int textureInd
 	// check for multi-layered sky texture (quake1 specific)
 	if( bmod->isworld && Q_strncmp( mipTex->name, "sky", 3 ) == 0 && ( mipTex->width / mipTex->height ) == 2 )
 	{
-		ref.dllFuncs.R_InitSkyClouds( mipTex, texture, usesCustomPalette ); // load quake sky
+#if !XASH_DEDICATED
+		if( !Host_IsDedicated( ))
+		{
+			ref.dllFuncs.R_InitSkyClouds( mipTex, texture, usesCustomPalette ); // load quake sky
 
-		if( R_GetBuiltinTexture( REF_SOLIDSKY_TEXTURE ) && R_GetBuiltinTexture( REF_ALPHASKY_TEXTURE ))
-			SetBits( world.flags, FWORLD_SKYSPHERE );
+			if( R_GetBuiltinTexture( REF_SOLIDSKY_TEXTURE ) && R_GetBuiltinTexture( REF_ALPHASKY_TEXTURE ))
+				SetBits( world.flags, FWORLD_SKYSPHERE );
+		}
+#endif // !XASH_DEDICATED
 
 		// No texture to load in this case, so just exit.
 		return;
@@ -2076,11 +2119,18 @@ static void Mod_LoadTextureData( model_t *mod, dbspmodel_t *bmod, int textureInd
 
 		if( wadIndex >= 0 )
 		{
-			texture->gl_texturenum = ref.dllFuncs.GL_LoadTexture( texpath, NULL, 0, txFlags );
+#if !XASH_DEDICATED
+			if( !Host_IsDedicated( ))
+				texture->gl_texturenum = ref.dllFuncs.GL_LoadTexture( texpath, NULL, 0, txFlags );
+#endif // !XASH_DEDICATED
 			bmod->wadlist.wadusage[wadIndex]++;
 		}
 	}
 
+#if !XASH_DEDICATED
+	if( Host_IsDedicated( ))
+		return;
+
 	// WAD failed, so use internal texture (if present)
 	if( mipTex->offsets[0] > 0 && texture->gl_texturenum == 0 )
 	{
@@ -2709,6 +2759,153 @@ static void Mod_LoadLeafs( model_t *mod, dbspmodel_t *bmod )
 		SetBits( world.flags, FWORLD_WATERALPHA );
 }
 
+/*
+===========
+Mod_CalcPHS
+
+To be called while loading world for multiplayer game server
+===========
+*/
+static void Mod_CalcPHS( model_t *mod )
+{
+	const qboolean vis_stats = host_developer.value >= DEV_EXTENDED;
+	const size_t rowbytes = ALIGN( world.visbytes, 4 ); // force align rows by 32-bit boundary
+	const size_t count = mod->numleafs + 1; // same as mod->submodels[0].visleafs + 1
+	double t1;
+	double t2;
+	size_t total_compressed_size = 0;
+	size_t hcount = 0;
+	size_t vcount = 0;
+	int i;
+	byte *uncompressed_pvs;
+	byte *uncompressed_phs;
+
+	if( !mod->visdata )
+		return;
+
+#if defined( HAVE_OPENMP )
+	Con_Reportf( "Building PHS in %d threads...\n", omp_get_max_threads( ));
+#else
+	Con_Reportf( "Building PHS...\n" );
+#endif
+
+	uncompressed_pvs = Mem_Calloc( mod->mempool, rowbytes * count * 2 );
+	uncompressed_phs = &uncompressed_pvs[rowbytes * count];
+
+	world.phsofs = Mem_Calloc( mod->mempool, sizeof( size_t ) * count );
+	world.compressed_phs = NULL;
+
+	t1 = Platform_DoubleTime();
+
+#pragma omp parallel
+	{
+		// uncompress pvs first
+#pragma omp for schedule( static, 256 ) // there might be thousands of leafs, split by 256
+		for( i = 0; i < count; i++ )
+			Mod_DecompressPVSTo( &uncompressed_pvs[rowbytes * i], mod->leafs[i].compressed_vis, world.visbytes );
+
+		// now create phs
+#pragma omp for schedule( static, 256 ) reduction( + : vcount, hcount )
+		for( i = 0; i < count; i++ )
+		{
+			const byte *scan = &uncompressed_pvs[rowbytes * i];
+			byte *dst = &uncompressed_phs[rowbytes * i]; // rowbytes, not rowwords!
+			size_t j;
+
+			memcpy( dst, scan, rowbytes );
+
+			for( j = 0; j < rowbytes; j++ )
+			{
+				size_t k;
+				uint bitbyte = scan[j];
+
+				if( bitbyte == 0 )
+					continue;
+
+				for( k = 0; k < 8; k++ )
+				{
+					size_t index;
+
+					if( !FBitSet( bitbyte, BIT( k )))
+						continue;
+
+					// OR this pvs row into the phs
+					// +1 because pvs is 1 based
+					index = (( j * 8 ) + k + 1 );
+					if( index >= count )
+						continue;
+
+					Q_memor( dst, &uncompressed_pvs[rowbytes * index], rowbytes );
+				}
+			}
+
+			if( vis_stats && i != 0 )
+			{
+				size_t j;
+
+				for( j = 0; j < count; j++ )
+				{
+					if( CHECKVISBIT( scan, j ))
+						vcount++;
+
+					if( CHECKVISBIT( dst, j ))
+						hcount++;
+				}
+			}
+		}
+	}
+
+	// since I can't predict at which spot compressed array
+	// should be put, this loop is single threaded
+	for( i = 0; i < count; i++ )
+	{
+		const byte *src = &uncompressed_phs[rowbytes * i];
+		byte temp_compressed_row[(MAX_MAP_LEAFS+1)/4]; // compression for this row might be ineffective
+		size_t compressed_size;
+
+		compressed_size = Mod_CompressPVS( temp_compressed_row, src, rowbytes );
+
+		world.compressed_phs = Mem_Realloc( mod->mempool, world.compressed_phs, total_compressed_size + compressed_size );
+		memcpy( &world.compressed_phs[total_compressed_size], temp_compressed_row, compressed_size );
+		world.phsofs[i]	= total_compressed_size;
+
+		total_compressed_size += compressed_size;
+	}
+
+	t2 = Platform_DoubleTime();
+
+	if( vis_stats )
+		Con_Reportf( "Average leaves visible / audible / total: %i / %i / %i\n", vcount / count, hcount / count, count );
+	Con_Reportf( "Uncompressed PHS size: %s\n", Q_memprint( rowbytes * count ));
+	Con_Reportf( "Compressed PHS size: %s\n", Q_memprint( total_compressed_size + sizeof( *world.phsofs ) * count ));
+	Con_Reportf( "PHS building time: %.2f ms\n", ( t2 - t1 ) * 1000.0f );
+
+	// TODO: rewrite this into a unit test
+	// NOTE: how to get GoldSrc fat PHS and PVS data
+	// start a multiplayer server with some op4_bootcamp (for example)
+	// attach to process with GDB:
+	// (gdb) p gPAS[0]
+	// $0 = (byte *) ...
+	// (gdb) p gPAS[gPVSRowBytes * (cl.worldmodel->numleafs + 1)]
+	// $1 = (byte *) ...
+	// (gdb) dump binary memory op4_bootcamp_gs.phs $0 $1
+	// (gdb) p gPVS[0]
+	// $2 = (byte *) ...
+	// (gdb) p gPVS[gPVSRowBytes * (cl.worldmodel->numleafs + 1)]
+	// $3 = (byte *) ...
+	// (gdb) dump binary memory op4_bootcamp_gs.pvs $0 $1
+	//
+	// NOTE: as of writing, uncompressed PVS and PHS data do match! hooray!
+	//
+	// FS_WriteFile( "op4_bootcamp.pvs", uncompressed_pvs, rowbytes * count );
+	// FS_WriteFile( "op4_bootcamp.phs", uncompressed_phs, rowbytes * count );
+
+	// release uncompressed data
+	Mem_Free( uncompressed_pvs );
+
+	// TODO: cache the PHS somewhere, it might take a long time on giant maps
+}
+
 /*
 =================
 Mod_LoadClipnodes
@@ -2906,6 +3103,7 @@ static qboolean Mod_LoadBmodelLumps( model_t *mod, const byte *mod_base, qboolea
 	char		wadvalue[2048];
 	size_t		len = 0;
 	int		i, ret, flags = 0;
+	qboolean wadlist_warn = false;
 
 	// always reset the intermediate struct
 	memset( bmod, 0, sizeof( dbspmodel_t ));
@@ -3000,23 +3198,37 @@ static qboolean Mod_LoadBmodelLumps( model_t *mod, const byte *mod_base, qboolea
 	{
 		world.version = bmod->version;
 #if !XASH_DEDICATED
-		Mod_InitDebugHulls( mod );	// FIXME: build hulls for separate bmodels (shells, medkits etc)
 		world.deluxedata = bmod->deluxedata_out;	// deluxemap data pointer
 		world.shadowdata = bmod->shadowdata_out;	// occlusion data pointer
 #endif // XASH_DEDICATED
+
+		if( SV_Active() && svs.maxclients > 1 )
+			Mod_CalcPHS( mod );
 	}
 
 	for( i = 0; i < bmod->wadlist.count; i++ )
 	{
+		string wadname;
+
 		if( !bmod->wadlist.wadusage[i] )
 			continue;
-		ret = Q_snprintf( &wadvalue[len], sizeof( wadvalue ), "%s.wad; ", bmod->wadlist.wadnames[i] );
-		if( ret == -1 )
+
+		Q_snprintf( wadname, sizeof( wadname ), "%s.wad", bmod->wadlist.wadnames[i] );
+
+		// a1ba: automatically precache used wad files so client will download it
+		if( SV_Active( ))
+			SV_GenericIndex( wadname );
+
+		if( !wadlist_warn )
 		{
-			Con_DPrintf( S_WARN "Too many wad files for output!\n" );
-			break;
+			ret = Q_snprintf( &wadvalue[len], sizeof( wadvalue ), "%s; ", wadname );
+			if( ret == -1 )
+			{
+				Con_DPrintf( S_WARN "Too many wad files for output!\n" );
+				wadlist_warn = true;
+			}
+			len += ret;
 		}
-		len += ret;
 	}
 
 	if( COM_CheckString( wadvalue ))

engine/common/mod_local.h

@@ -33,7 +33,7 @@ GNU General Public License for more details.
 
 #define REFPVS_RADIUS		2.0f	// radius for rendering
 #define FATPVS_RADIUS		8.0f	// FatPVS use radius smaller than the FatPHS
-#define FATPHS_RADIUS		16.0f
+#define FATPHS_RADIUS		8.0f	// see SV_AddToFatPAS in GoldSrc
 
 #define WORLD_INDEX			(1)	// world index is always 1
 
@@ -115,6 +115,10 @@ typedef struct world_static_s
 	int		max_recursion;
 
 	uint32_t version; // BSP version
+
+	// Potentially Hearable Set
+	byte   *compressed_phs;
+	size_t *phsofs;
 } world_static_t;
 
 #ifndef REF_DLL
@@ -151,7 +155,7 @@ void Mod_FreeUnused( void );
 void Mod_LoadBrushModel( model_t *mod, const void *buffer, qboolean *loaded );
 qboolean Mod_TestBmodelLumps( file_t *f, const char *name, const byte *mod_base, qboolean silent, dlump_t *entities );
 qboolean Mod_HeadnodeVisible( mnode_t *node, const byte *visbits, int *lastleaf );
-int Mod_FatPVS( const vec3_t org, float radius, byte *visbuffer, int visbytes, qboolean merge, qboolean fullvis );
+int Mod_FatPVS( const vec3_t org, float radius, byte *visbuffer, int visbytes, qboolean merge, qboolean fullvis, qboolean false );
 qboolean Mod_BoxVisible( const vec3_t mins, const vec3_t maxs, const byte *visbits );
 int Mod_CheckLump( const char *filename, const int lump, int *lumpsize );
 int Mod_ReadLump( const char *filename, const int lump, void **lumpdata, int *lumpsize );

engine/common/mod_studio.c

@@ -780,7 +780,7 @@ extract texture filename from modelname
 */
 const char *Mod_StudioTexName( const char *modname )
 {
-	static char	texname[MAX_QPATH];
+	static char	texname[MAX_QPATH+1];
 
 	Q_strncpy( texname, modname, sizeof( texname ));
 	COM_StripExtension( texname );
@@ -841,6 +841,22 @@ static studiohdr_t *R_StudioLoadHeader( model_t *mod, const void *buffer )
 	return (studiohdr_t *)buffer;
 }
 
+static studiohdr_t *Mod_MaybeTruncateStudioTextureData( model_t *mod )
+{
+#if XASH_LOW_MEMORY
+	studiohdr_t *phdr = (studiohdr_t *)mod->cache.data;
+
+	mod->cache.data = Mem_Realloc( mod->mempool, mod->cache.data, phdr->texturedataindex );
+	phdr = (studiohdr_t *)mod->cache.data; // get the new pointer on studiohdr
+	phdr->length = phdr->texturedataindex; // update model size
+
+	return phdr;
+#else
+	// NOTE: some mods potentially might require full studio model data
+	return (studiohdr_t *)mod->cache.data;
+#endif
+}
+
 /*
 =================
 Mod_LoadStudioModel
@@ -860,73 +876,62 @@ void Mod_LoadStudioModel( model_t *mod, const void *buffer, qboolean *loaded )
 	phdr = R_StudioLoadHeader( mod, buffer );
 	if( !phdr ) return;	// bad model
 
-	if( !Host_IsDedicated() )
+	if( !Host_IsDedicated( ) && phdr->numtextures == 0 )
 	{
-		if( phdr->numtextures == 0 )
+		studiohdr_t *thdr;
+		void *buffer2;
+
+		buffer2 = FS_LoadFile( Mod_StudioTexName( mod->name ), NULL, false );
+		thdr = R_StudioLoadHeader( mod, buffer2 );
+
+		if( thdr != NULL )
 		{
-			studiohdr_t	*thdr;
-			byte		*in, *out;
-			void		*buffer2 = NULL;
-			size_t		size1, size2;
+			byte *in, *out;
+			size_t size1, size2;
 
-			buffer2 = FS_LoadFile( Mod_StudioTexName( mod->name ), NULL, false );
-			thdr = R_StudioLoadHeader( mod, buffer2 );
-
-			if( !thdr )
-			{
-				Con_Printf( S_WARN "Mod_LoadStudioModel: %s missing textures file\n", mod->name );
-				if( buffer2 ) Mem_Free( buffer2 );
-			}
-			else
-			{
 #if !XASH_DEDICATED
-				ref.dllFuncs.Mod_StudioLoadTextures( mod, thdr );
+			// TODO: Mod_StudioLoadTextures will crash if passed a merged studio model!
+			ref.dllFuncs.Mod_StudioLoadTextures( mod, thdr );
 #endif
 
-				// give space for textures and skinrefs
-				size1 = thdr->numtextures * sizeof( mstudiotexture_t );
-				size2 = thdr->numskinfamilies * thdr->numskinref * sizeof( short );
-				mod->cache.data = Mem_Calloc( mod->mempool, phdr->length + size1 + size2 );
-				memcpy( mod->cache.data, buffer, phdr->length ); // copy main mdl buffer
-				phdr = (studiohdr_t *)mod->cache.data; // get the new pointer on studiohdr
-				phdr->numskinfamilies = thdr->numskinfamilies;
-				phdr->numtextures = thdr->numtextures;
-				phdr->numskinref = thdr->numskinref;
-				phdr->textureindex = phdr->length;
-				phdr->skinindex = phdr->textureindex + size1;
-
-				in = (byte *)thdr + thdr->textureindex;
-				out = (byte *)phdr + phdr->textureindex;
-				memcpy( out, in, size1 + size2 );	// copy textures + skinrefs
-				phdr->length += size1 + size2;
-				Mem_Free( buffer2 ); // release T.mdl
-			}
-		}
-		else
-		{
-			// NOTE: don't modify source buffer because it's used for CRC computing
-			mod->cache.data = Mem_Calloc( mod->mempool, phdr->length );
-			memcpy( mod->cache.data, buffer, phdr->length );
+			// give space for textures and skinrefs
+			size1 = thdr->numtextures * sizeof( mstudiotexture_t );
+			size2 = thdr->numskinfamilies * thdr->numskinref * sizeof( short );
+			mod->cache.data = Mem_Calloc( mod->mempool, phdr->length + size1 + size2 );
+			memcpy( mod->cache.data, buffer, phdr->length ); // copy main mdl buffer
 			phdr = (studiohdr_t *)mod->cache.data; // get the new pointer on studiohdr
-#if !XASH_DEDICATED
-			ref.dllFuncs.Mod_StudioLoadTextures( mod, phdr );
-#endif
+			phdr->numskinfamilies = thdr->numskinfamilies;
+			phdr->numtextures = thdr->numtextures;
+			phdr->numskinref = thdr->numskinref;
+			phdr->textureindex = phdr->length;
+			phdr->skinindex = phdr->textureindex + size1;
 
-			// NOTE: we wan't keep raw textures in memory. just cutoff model pointer above texture base
-			mod->cache.data = Mem_Realloc( mod->mempool, mod->cache.data, phdr->texturedataindex );
-			phdr = (studiohdr_t *)mod->cache.data; // get the new pointer on studiohdr
-			phdr->length = phdr->texturedataindex;	// update model size
+			in = (byte *)thdr + thdr->textureindex;
+			out = (byte *)phdr + phdr->textureindex;
+			memcpy( out, in, size1 + size2 );	// copy textures + skinrefs
+			phdr->length += size1 + size2;
 		}
+		else Con_Printf( S_WARN "%s: %s missing textures file\n", __func__, mod->name );
+
+		if( buffer2 )
+			Mem_Free( buffer2 ); // release T.mdl
 	}
 	else
 	{
-		// just copy model into memory
+		// NOTE: don't modify source buffer because it's used for CRC computing
 		mod->cache.data = Mem_Calloc( mod->mempool, phdr->length );
 		memcpy( mod->cache.data, buffer, phdr->length );
-
 		phdr = mod->cache.data;
+
+#if !XASH_DEDICATED
+		if( !Host_IsDedicated( ))
+			ref.dllFuncs.Mod_StudioLoadTextures( mod, phdr );
+#endif
 	}
 
+	// NOTE: we may not want to keep raw textures in memory. just cutoff model pointer above texture base
+	phdr = Mod_MaybeTruncateStudioTextureData( mod );
+
 	// setup bounding box
 	if( !VectorCompare( vec3_origin, phdr->bbmin ))
 	{

engine/common/model.c

@@ -114,6 +114,11 @@ void Mod_FreeModel( model_t *mod )
 		world.version = 0;
 		world.shadowdata = NULL;
 		world.deluxedata = NULL;
+
+		// data already freed by Mem_FreePool above
+		world.hull_models = NULL;
+		world.compressed_phs = NULL;
+		world.phsofs = NULL;
 	}
 
 	memset( mod, 0, sizeof( *mod ));

engine/common/net_buffer.h

@@ -174,7 +174,7 @@ void MSG_ExciseBits( sizebuf_t *sb, int startbit, int bitstoremove );
 
 // Bit-write functions
 void MSG_WriteOneBit( sizebuf_t *sb, int nValue );
-void MSG_WriteUBitLong( sizebuf_t *sb, uint curData, int numbits );
+NO_ASAN void MSG_WriteUBitLong( sizebuf_t *sb, uint curData, int numbits );
 void MSG_WriteSBitLong( sizebuf_t *sb, int data, int numbits );
 void MSG_WriteBitLong( sizebuf_t *sb, uint data, int numbits, qboolean bSigned );
 qboolean MSG_WriteBits( sizebuf_t *sb, const void *pData, int nBits );

engine/common/net_chan.c

@@ -919,13 +919,20 @@ int Netchan_CreateFileFragments( netchan_t *chan, const char *filename )
 	int		remaining;
 	int		bufferid = 1;
 	fs_offset_t	filesize = 0;
-	char		compressedfilename[MAX_OSPATH];
 	int		compressedFileTime;
 	int		fileTime;
 	qboolean		firstfragment = true;
 	qboolean		bCompressed = false;
 	fragbufwaiting_t	*wait, *p;
 	fragbuf_t		*buf;
+	char		compressedfilename[sizeof( buf->filename ) + 5];
+
+	// shouldn't be critical, but just in case
+	if( Q_strlen( filename ) > sizeof( buf->filename ) - 1 )
+	{
+		Con_Printf( S_WARN "Unable to transfer %s due to path length overflow\n", filename );
+		return 0;
+	}
 	
 	if(( filesize = FS_FileSize( filename, false )) <= 0 )
 	{
@@ -937,8 +944,7 @@ int Netchan_CreateFileFragments( netchan_t *chan, const char *filename )
 		chunksize = chan->pfnBlockSize( chan->client, FRAGSIZE_FRAG );
 	else chunksize = FRAGMENT_MAX_SIZE; // fallback
 
-	Q_strncpy( compressedfilename, filename, sizeof( compressedfilename ));
-	COM_ReplaceExtension( compressedfilename, ".ztmp", sizeof( compressedfilename ));
+	Q_snprintf( compressedfilename, sizeof( compressedfilename ), "%s.ztmp", filename );
 	compressedFileTime = FS_FileTime( compressedfilename, false );
 	fileTime = FS_FileTime( filename, false );
 
@@ -1521,10 +1527,9 @@ void Netchan_TransmitBits( netchan_t *chan, int length, byte *data )
 
 					if( pbuf->iscompressed )
 					{
-						char	compressedfilename[MAX_OSPATH];
+						char	compressedfilename[sizeof( pbuf->filename ) + 5];
 
-						Q_strncpy( compressedfilename, pbuf->filename, sizeof( compressedfilename ));
-						COM_ReplaceExtension( compressedfilename, ".ztmp", sizeof( compressedfilename ));
+						Q_snprintf( compressedfilename, sizeof( compressedfilename ), "%s.ztmp", pbuf->filename );
 						file = FS_Open( compressedfilename, "rb", false );
 					}
 					else file = FS_Open( pbuf->filename, "rb", false );

engine/common/net_ws.c

@@ -2375,7 +2375,7 @@ static qboolean HTTP_ProcessStream( httpfile_t *curfile )
 
 	if( curfile->header_size >= sizeof( buf ))
 	{
-		Con_Reportf( S_ERROR "Header too big, the size is %s\n", curfile->header_size );
+		Con_Reportf( S_ERROR "Header too big, the size is %d\n", curfile->header_size );
 		HTTP_FreeFile( curfile, true );
 		return false;
 	}
@@ -2395,8 +2395,6 @@ static qboolean HTTP_ProcessStream( httpfile_t *curfile )
 				int cutheadersize = begin - curfile->buf + 4; // after that begin of data
 				char *content_length_line;
 
-				Con_Reportf( "HTTP: Got response!\n" );
-
 				if( !Q_strstr( curfile->buf, "200 OK" ))
 				{
 					*begin = 0; // cut string to print out response
@@ -2420,10 +2418,10 @@ static qboolean HTTP_ProcessStream( httpfile_t *curfile )
 					content_length_line += sizeof( "Content-Length: " ) - 1;
 					size = Q_atoi( content_length_line );
 
-					Con_Reportf( "HTTP: File size is %d\n", size );
+					Con_Reportf( "HTTP: Got 200 OK! File size is %d\n", size );
 
 					if( ( curfile->size != -1 ) && ( curfile->size != size )) // check size if specified, not used
-						Con_Reportf( S_WARN "Server reports wrong file size!\n" );
+						Con_Reportf( S_WARN "Server reports wrong file size for %s!\n", curfile->path );
 
 					curfile->size = size;
 					curfile->header_size = 0;
@@ -2535,7 +2533,7 @@ void HTTP_Run( void )
 
 			if( !curfile->file )
 			{
-				Con_Printf( S_ERROR "cannot open %s!\n", name );
+				Con_Printf( S_ERROR "HTTP: cannot open %s!\n", name );
 				HTTP_FreeFile( curfile, true );
 				break;
 			}

engine/common/soundlib/libmpg/libmpg.c

@@ -87,7 +87,7 @@ int open_mpeg_stream( void *mpg, void *file, pfread f_read, pfseek f_seek, wavin
 
 	if( !mh || !sc ) return 0;
 
-	ret = mpg123_replace_reader_handle( mh, (void *)f_read, (void *)f_seek, NULL );
+	ret = mpg123_replace_reader_handle( mh, f_read, f_seek, NULL );
 	if( ret != MPG123_OK )
 		return 0;
 

engine/common/soundlib/libmpg/libmpg.h

@@ -34,9 +34,15 @@ typedef struct
 	int	playtime;		// stream size in milliseconds
 } wavinfo_t;
 
+#ifdef _MSC_VER // a1ba: MSVC6 don't have ssize_t
+typedef long		mpg_ssize_t;
+#else
+typedef ssize_t		mpg_ssize_t;
+#endif
+
 // custom stdio
-typedef long (*pfread)( void *handle, void *buf, size_t count );
-typedef long (*pfseek)( void *handle, long offset, int whence );
+typedef mpg_ssize_t (*pfread)( void *handle, void *buf, size_t count );
+typedef fs_offset_t (*pfseek)( void *handle, fs_offset_t offset, int whence );
 
 extern void *create_decoder( int *error );
 extern int feed_mpeg_header( void *mpg, const byte *data, long bufsize, long streamsize, wavinfo_t *sc );

engine/common/soundlib/libmpg/mpg123.h

@@ -32,6 +32,7 @@ typedef struct mpg123_handle_s	mpg123_handle_t;
 #include <stdlib.h>
 #include "fmt123.h"
 #include STDINT_H
+#include "xash3d_types.h"
 
 #ifndef FALSE
 #define FALSE 0
@@ -50,7 +51,7 @@ typedef unsigned char	byte;
 typedef unsigned short	word;
 typedef unsigned long	ulong;
 typedef unsigned int	uint;
-typedef long		mpg_off_t;
+typedef fs_offset_t	mpg_off_t;
 
 #ifdef _MSC_VER // a1ba: MSVC6 don't have ssize_t
 typedef long		mpg_ssize_t;

engine/common/soundlib/libmpg/reader.c

@@ -853,11 +853,21 @@ int open_feed( mpg123_handle_t *fr )
 	return 0;
 }
 
+static mpg_ssize_t read_mpgtypes( int fd, void *buf, size_t count )
+{
+	return read( fd, buf, count );
+}
+
+static mpg_off_t lseek_mpgtypes( int fd, mpg_off_t offset, int whence )
+{
+	return lseek( fd, offset, whence );
+}
+
 static int default_init( mpg123_handle_t *fr )
 {
 	fr->rdat.fdread = plain_read;
-	fr->rdat.read = fr->rdat.r_read  != NULL ? fr->rdat.r_read  : read;
-	fr->rdat.lseek = fr->rdat.r_lseek != NULL ? fr->rdat.r_lseek : lseek;
+	fr->rdat.read = fr->rdat.r_read  != NULL ? fr->rdat.r_read  : read_mpgtypes;
+	fr->rdat.lseek = fr->rdat.r_lseek != NULL ? fr->rdat.r_lseek : lseek_mpgtypes;
 	fr->rdat.filelen = get_fileinfo( fr );
 	fr->rdat.filepos = 0;
 

engine/common/soundlib/snd_mp3.c

@@ -291,14 +291,14 @@ qboolean Sound_LoadMPG( const char *name, const byte *buffer, fs_offset_t filesi
 	return true;
 }
 
-/*
-=================
-FS_SeekEx
-=================
-*/
-static fs_offset_t FS_SeekEx( file_t *file, fs_offset_t offset, int whence )
+static fs_offset_t FS_SeekMpg( void *file, fs_offset_t offset, int whence )
 {
-	return FS_Seek( file, offset, whence ) == -1 ? -1 : FS_Tell( file );
+	return g_fsapi.Seek((file_t *)file, offset, whence ) == -1 ? -1 : g_fsapi.Tell((file_t *)file );
+}
+
+static mpg_ssize_t FS_ReadMpg( void *file, void *buf, size_t count )
+{
+	return g_fsapi.Read((file_t *)file, buf, count );
 }
 
 /*
@@ -334,7 +334,7 @@ stream_t *Stream_OpenMPG( const char *filename )
 	if( ret ) Con_DPrintf( S_ERROR "%s\n", get_error( mpeg ));
 
 	// trying to open stream and read header
-	if( !open_mpeg_stream( mpeg, file, (void*)FS_Read, (void*)FS_SeekEx, &sc ))
+	if( !open_mpeg_stream( mpeg, file, FS_ReadMpg, FS_SeekMpg, &sc ))
 	{
 		Con_DPrintf( S_ERROR "Stream_OpenMPG: failed to load (%s): %s\n", filename, get_error( mpeg ));
 		close_decoder( mpeg );

engine/common/world.c

@@ -20,63 +20,6 @@ GNU General Public License for more details.
 #include "xash3d_mathlib.h"
 #include "studio.h"
 
-// just for debug
-const char *et_name[] =
-{
-	"normal",
-	"player",
-	"tempentity",
-	"beam",
-	"fragmented",
-};
-
-/*
-===============================================================================
-
-	ENTITY LINKING
-
-===============================================================================
-*/
-/*
-===============
-ClearLink
-
-ClearLink is used for new headnodes
-===============
-*/
-void ClearLink( link_t *l )
-{
-	l->prev = l->next = l;
-}
-
-/*
-===============
-RemoveLink
-
-remove link from chain
-===============
-*/
-void RemoveLink( link_t *l )
-{
-	l->next->prev = l->prev;
-	l->prev->next = l->next;
-}
-
-/*
-===============
-InsertLinkBefore
-
-kept trigger and solid entities seperate
-===============
-*/
-void InsertLinkBefore( link_t *l, link_t *before )
-{
-	l->next = before;
-	l->prev = before->prev;
-	l->prev->next = l;
-	l->next->prev = l;
-}
-
 /*
 ==================
 World_MoveBounds

engine/common/world.h

@@ -35,13 +35,6 @@ ENTITY AREA CHECKING
 
 #include "lightstyle.h"
 
-extern const char		*et_name[];
-
-// linked list
-void InsertLinkBefore( link_t *l, link_t *before );
-void RemoveLink( link_t *l );
-void ClearLink( link_t *l );
-
 // trace common
 void World_MoveBounds( const vec3_t start, vec3_t mins, vec3_t maxs, const vec3_t end, vec3_t boxmins, vec3_t boxmaxs );
 void World_TransformAABB( matrix4x4 transform, const vec3_t mins, const vec3_t maxs, vec3_t outmins, vec3_t outmaxs );

engine/platform/sdl/events.c

@@ -357,13 +357,17 @@ SDLash_InputEvent
 #if SDL_VERSION_ATLEAST( 2, 0, 0 )
 static void SDLash_InputEvent( SDL_TextInputEvent input )
 {
-	char *text;
+	const char *text;
+
 	VGui_ReportTextInput( input.text );
+
 	for( text = input.text; *text; text++ )
 	{
-		int ch;
+		int ch = (byte)*text;
 
-		ch = Con_UtfProcessChar((byte)*text );
+		// do not pass UTF-8 sequence into the engine, convert it here
+		if( !cls.accept_utf8 )
+			ch = Con_UtfProcessCharForce( ch );
 
 		if( !ch )
 			continue;
@@ -453,7 +457,7 @@ SDLash_EventFilter
 
 =============
 */
-static void SDLash_EventFilter( SDL_Event *event )
+static void SDLash_EventHandler( SDL_Event *event )
 {
 	switch ( event->type )
 	{
@@ -684,7 +688,7 @@ void Platform_RunEvents( void )
 	SDL_Event event;
 
 	while( !host.crashed && !host.shutdown_issued && SDL_PollEvent( &event ) )
-		SDLash_EventFilter( &event );
+		SDLash_EventHandler( &event );
 
 #if XASH_PSVITA
 	PSVita_InputUpdate();

engine/platform/sdl/vid_sdl.c

@@ -843,6 +843,8 @@ qboolean VID_CreateWindow( int width, int height, window_mode_t window_mode )
 #else // SDL_VERSION_ATLEAST( 2, 0, 0 )
 	Uint32 flags = 0;
 
+	Q_strncpy( wndname, GI->title, sizeof( wndname ));
+
 	if( window_mode != WINDOW_MODE_WINDOWED )
 		SetBits( flags, SDL_FULLSCREEN|SDL_HWSURFACE );
 

engine/server/server.h

@@ -475,6 +475,7 @@ extern convar_t		sv_fullupdate_penalty_time;
 extern convar_t		sv_log_outofband;
 extern convar_t		sv_allow_autoaim;
 extern convar_t		sv_aim;
+extern convar_t		sv_allow_testpacket;
 
 //===========================================================
 //
@@ -503,6 +504,7 @@ void SV_ActivateServer( int runPhysics );
 qboolean SV_SpawnServer( const char *server, const char *startspot, qboolean background );
 model_t *SV_ModelHandle( int modelindex );
 void SV_DeactivateServer( void );
+void SV_FreeTestPacket( void );
 
 //
 // sv_phys.c

engine/server/sv_client.c

@@ -108,7 +108,7 @@ static void SV_GetChallenge( netadr_t from )
 	if( i == MAX_CHALLENGES )
 	{
 		// this is the first time this client has asked for a challenge
-		svs.challenges[oldest].challenge = (COM_RandomLong( 0, 0xFFFF ) << 16) | COM_RandomLong( 0, 0xFFFF );
+		svs.challenges[oldest].challenge = (COM_RandomLong( 0, 0x7FFF ) << 16) | COM_RandomLong( 0, 0xFFFF );
 		svs.challenges[oldest].adr = from;
 		svs.challenges[oldest].time = host.realtime;
 		svs.challenges[oldest].connected = false;
@@ -852,7 +852,7 @@ static void SV_TestBandWidth( netadr_t from )
 	}
 
 	// quickly reject invalid packets
-	if( !svs.testpacket_buf ||
+	if( !sv_allow_testpacket.value || !svs.testpacket_buf ||
 		( packetsize <= FRAGMENT_MIN_SIZE ) ||
 		( packetsize > FRAGMENT_MAX_SIZE ))
 	{
@@ -2035,7 +2035,7 @@ static qboolean SV_Kill_f( sv_client_t *cl )
 {
 	if( !SV_IsValidEdict( cl->edict ))
 		return true;
-	
+
 	if( cl->state != cs_spawned )
 	{
 		SV_ClientPrintf( cl, "Can't suicide - not connected!\n" );
@@ -2424,7 +2424,7 @@ static qboolean SV_EntList_f( sv_client_t *cl )
 
 		// filter by string
 		if( Cmd_Argc() > 1 )
-		{ 
+		{
 			if( !Q_stricmpext( Cmd_Argv( 1 ), STRING( ent->v.classname ) ) && !Q_stricmpext( Cmd_Argv( 1 ), STRING( ent->v.targetname ) ) )
 				continue;
 		}

engine/server/sv_game.c

@@ -30,10 +30,8 @@ GNU General Public License for more details.
 static int GAME_EXPORT pfnModelIndex( const char *m );
 
 // fatpvs stuff
-static byte fatpvs[MAX_MAP_LEAFS/8];
-static byte fatphs[MAX_MAP_LEAFS/8];
-static byte clientpvs[MAX_MAP_LEAFS/8];	// for find client in PVS
-static vec3_t viewPoint[MAX_CLIENTS];
+static byte fatphs[(MAX_MAP_LEAFS+7)/8];
+static byte clientpvs[(MAX_MAP_LEAFS+7)/8];	// for find client in PVS
 
 // exports
 typedef void (__cdecl *LINK_ENTITY_FUNC)( entvars_t *pev );
@@ -258,7 +256,7 @@ void GAME_EXPORT SV_SetModel( edict_t *ent, const char *modelname )
 		return;
 	}
 
-	if( !modelname || modelname[0] <= ' ' )
+	if( !modelname || ((byte)modelname[0] ) <= ' ' )
 	{
 		Con_Printf( S_WARN "SV_SetModel: null name\n" );
 		return;
@@ -339,11 +337,12 @@ static qboolean SV_CheckClientVisiblity( sv_client_t *cl, const byte *mask )
 	if( !mask ) return true; // GoldSrc rules
 
 	clientnum = cl - svs.clients;
-	VectorCopy( viewPoint[clientnum], vieworg );
 
 	// Invasion issues: wrong camera position received in ENGINE_SET_PVS
-	if( cl->pViewEntity && !VectorCompare( vieworg, cl->pViewEntity->v.origin ))
+	if( cl->pViewEntity )
 		VectorCopy( cl->pViewEntity->v.origin, vieworg );
+	else
+		VectorCopy( cl->edict->v.origin, vieworg );
 
 	leaf = Mod_PointInLeaf( vieworg, sv.worldmodel->nodes );
 
@@ -422,7 +421,7 @@ static int SV_Multicast( int dest, const vec3_t origin, const edict_t *ent, qboo
 	case MSG_PAS:
 		if( origin == NULL ) return false;
 		// NOTE: GoldSource not using PHS for singleplayer
-		Mod_FatPVS( origin, FATPHS_RADIUS, fatphs, world.fatbytes, false, ( svs.maxclients == 1 ));
+		Mod_FatPVS( origin, FATPHS_RADIUS, fatphs, world.fatbytes, false, ( svs.maxclients == 1 ), true );
 		mask = fatphs; // using the FatPVS like a PHS
 		break;
 	case MSG_PVS_R:
@@ -4157,7 +4156,7 @@ void GAME_EXPORT SV_PlaybackEventFull( int flags, const edict_t *pInvoker, word
 	// setup pvs cluster for invoker
 	if( !FBitSet( flags, FEV_GLOBAL ))
 	{
-		Mod_FatPVS( pvspoint, FATPHS_RADIUS, fatphs, world.fatbytes, false, ( svs.maxclients == 1 ));
+		Mod_FatPVS( pvspoint, FATPHS_RADIUS, fatphs, world.fatbytes, false, ( svs.maxclients == 1 ), true );
 		mask = fatphs; // using the FatPVS like a PHS
 	}
 
@@ -4278,43 +4277,16 @@ so we can't use a single PVS point
 */
 static byte *GAME_EXPORT pfnSetFatPVS( const float *org )
 {
-	qboolean	fullvis = false;
+	static byte fatpvs[(MAX_MAP_LEAFS+7)/8];
+	qboolean	fullvis = false, merge = false;
 
 	if( !sv.worldmodel->visdata || sv_novis.value || !org || CL_DisableVisibility( ))
 		fullvis = true;
 
-	// portals can't change viewpoint!
-	if( !FBitSet( sv.hostflags, SVF_MERGE_VISIBILITY ))
-	{
-		vec3_t	viewPos, offset;
-		qboolean client_active = pfnGetCurrentPlayer() != -1;
+	if( FBitSet( sv.hostflags, SVF_MERGE_VISIBILITY ))
+		merge = true;
 
-		// see code from client.cpp for understanding:
-		// org = pView->v.origin + pView->v.view_ofs;
-		// if ( pView->v.flags & FL_DUCKING )
-		// {
-		//	org = org + ( VEC_HULL_MIN - VEC_DUCK_HULL_MIN );
-		// }
-		// so we have unneeded duck calculations who have affect when player
-		// is ducked into water. Remove offset to restore right PVS position
-		if( client_active && FBitSet( sv.current_client->edict->v.flags, FL_DUCKING ))
-		{
-			VectorSubtract( svgame.pmove->player_mins[0], svgame.pmove->player_mins[1], offset );
-			VectorSubtract( org, offset, viewPos );
-		}
-		else VectorCopy( org, viewPos );
-
-		// build a new PVS frame
-		Mod_FatPVS( viewPos, FATPVS_RADIUS, fatpvs, world.fatbytes, false, fullvis );
-
-		if( client_active )
-			VectorCopy( viewPos, viewPoint[pfnGetCurrentPlayer()] );
-	}
-	else
-	{
-		// merge PVS
-		Mod_FatPVS( org, FATPVS_RADIUS, fatpvs, world.fatbytes, true, fullvis );
-	}
+	Mod_FatPVS( org, FATPVS_RADIUS, fatpvs, world.fatbytes, merge, fullvis, false );
 
 	return fatpvs;
 }
@@ -4329,40 +4301,15 @@ so we can't use a single PHS point
 */
 static byte *GAME_EXPORT pfnSetFatPAS( const float *org )
 {
-	qboolean	fullvis = false;
+	qboolean	fullvis = false, merge = false;
 
 	if( !sv.worldmodel->visdata || sv_novis.value || !org || CL_DisableVisibility( ))
 		fullvis = true;
 
-	// portals can't change viewpoint!
-	if( !FBitSet( sv.hostflags, SVF_MERGE_VISIBILITY ))
-	{
-		vec3_t	viewPos, offset;
-		qboolean client_active = pfnGetCurrentPlayer() != -1;
+	if( FBitSet( sv.hostflags, SVF_MERGE_VISIBILITY ))
+		merge = true;
 
-		// see code from client.cpp for understanding:
-		// org = pView->v.origin + pView->v.view_ofs;
-		// if ( pView->v.flags & FL_DUCKING )
-		// {
-		//	org = org + ( VEC_HULL_MIN - VEC_DUCK_HULL_MIN );
-		// }
-		// so we have unneeded duck calculations who have affect when player
-		// is ducked into water. Remove offset to restore right PVS position
-		if( client_active && FBitSet( sv.current_client->edict->v.flags, FL_DUCKING ))
-		{
-			VectorSubtract( svgame.pmove->player_mins[0], svgame.pmove->player_mins[1], offset );
-			VectorSubtract( org, offset, viewPos );
-		}
-		else VectorCopy( org, viewPos );
-
-		// build a new PHS frame
-		Mod_FatPVS( viewPos, FATPHS_RADIUS, fatphs, world.fatbytes, false, fullvis );
-	}
-	else
-	{
-		// merge PHS
-		Mod_FatPVS( org, FATPHS_RADIUS, fatphs, world.fatbytes, true, fullvis );
-	}
+	Mod_FatPVS( org, FATPHS_RADIUS, fatphs, world.fatbytes, merge, fullvis, true );
 
 	return fatphs;
 }

engine/server/sv_init.c

@@ -906,6 +906,21 @@ qboolean CRC32_MapFile( dword *crcvalue, const char *filename, qboolean multipla
 	return 1;
 }
 
+void SV_FreeTestPacket( void )
+{
+	if( svs.testpacket_buf )
+	{
+		Mem_Free( svs.testpacket_buf );
+		svs.testpacket_buf = NULL;
+	}
+
+	if( svs.testpacket_crcs )
+	{
+		Mem_Free( svs.testpacket_crcs );
+		svs.testpacket_crcs = NULL;
+	}
+}
+
 /*
 ================
 SV_GenerateTestPacket
@@ -917,7 +932,13 @@ static void SV_GenerateTestPacket( void )
 	uint32_t crc;
 	file_t *file;
 	byte *filepos;
-	int i, filesize;
+	int i;
+
+	if( !sv_allow_testpacket.value )
+	{
+		SV_FreeTestPacket();
+		return;
+	}
 
 	// testpacket already generated once, exit
 	// testpacket and lookup table takes ~300k of memory

engine/server/sv_main.c

@@ -48,7 +48,7 @@ CVAR_DEFINE_AUTO( sv_proxies, "1", FCVAR_SERVER, "maximum count of allowed proxi
 CVAR_DEFINE_AUTO( sv_send_logos, "1", 0, "send custom decal logo to other players so they can view his too" );
 CVAR_DEFINE_AUTO( sv_send_resources, "1", 0, "allow to download missed resources for players" );
 CVAR_DEFINE_AUTO( sv_logbans, "0", 0, "print into the server log info about player bans" );
-CVAR_DEFINE_AUTO( sv_allow_upload, "1", FCVAR_SERVER, "allow uploading custom resources on a server" );
+CVAR_DEFINE( sv_allow_upload, "sv_allowupload", "1", FCVAR_SERVER, "allow uploading custom resources on a server" );
 CVAR_DEFINE( sv_allow_download, "sv_allowdownload", "1", FCVAR_SERVER, "allow downloading custom resources to the client" );
 static CVAR_DEFINE_AUTO( sv_allow_dlfile, "1", 0, "compatibility cvar, does nothing" );
 CVAR_DEFINE_AUTO( sv_uploadmax, "0.5", FCVAR_SERVER, "max size to upload custom resources (500 kB as default)" );
@@ -150,6 +150,8 @@ CVAR_DEFINE_AUTO( sv_userinfo_penalty_attempts, "4", FCVAR_ARCHIVE, "if max atte
 CVAR_DEFINE_AUTO( sv_fullupdate_penalty_time, "1", FCVAR_ARCHIVE, "allow fullupdate command only once in this timewindow (set 0 to disable)" );
 CVAR_DEFINE_AUTO( sv_log_outofband, "0", FCVAR_ARCHIVE, "log out of band messages, can be useful for server admins and for engine debugging" );
 
+CVAR_DEFINE_AUTO( sv_allow_testpacket, "1", FCVAR_ARCHIVE, "allow generating and sending a big blob of data to test maximum packet size" );
+
 //============================================================================
 /*
 ================
@@ -973,6 +975,7 @@ void SV_Init( void )
 	Cvar_RegisterVariable( &sv_userinfo_penalty_attempts );
 	Cvar_RegisterVariable( &sv_fullupdate_penalty_time );
 	Cvar_RegisterVariable( &sv_log_outofband );
+	Cvar_RegisterVariable( &sv_allow_testpacket );
 
 	// when we in developer-mode automatically turn cheats on
 	if( host_developer.value ) Cvar_SetValue( "sv_cheats", 1.0f );
@@ -1115,6 +1118,9 @@ void SV_Shutdown( const char *finalmsg )
 	SV_FreeClients();
 	svs.maxclients = 0;
 
+	// release test packet blob
+	SV_FreeTestPacket();
+
 	// release all models
 	Mod_FreeAll();
 

engine/server/sv_world.c

@@ -358,6 +358,53 @@ static hull_t *SV_HullForStudioModel( edict_t *ent, vec3_t mins, vec3_t maxs, ve
 	return SV_HullForEntity( ent, mins, maxs, offset );
 }
 
+/*
+===============================================================================
+
+	ENTITY LINKING
+
+===============================================================================
+*/
+/*
+===============
+ClearLink
+
+ClearLink is used for new headnodes
+===============
+*/
+static void ClearLink( link_t *l )
+{
+	l->prev = l->next = l;
+}
+
+/*
+===============
+RemoveLink
+
+remove link from chain
+===============
+*/
+static void RemoveLink( link_t *l )
+{
+	l->next->prev = l->prev;
+	l->prev->next = l->next;
+}
+
+/*
+===============
+InsertLinkBefore
+
+kept trigger and solid entities seperate
+===============
+*/
+static void InsertLinkBefore( link_t *l, link_t *before )
+{
+	l->next = before;
+	l->prev = before->prev;
+	l->prev->next = l;
+	l->next->prev = l;
+}
+
 /*
 ===============================================================================
 

filesystem/filesystem.c

@@ -2425,7 +2425,7 @@ static void *FS_CustomAlloc( size_t size )
 
 static void FS_CustomFree( void *data )
 {
-	return Mem_Free( data );
+	Mem_Free( data );
 }
 
 /*

public/crtlib.c

@@ -274,6 +274,13 @@ const byte *Q_memmem( const byte *haystack, size_t haystacklen, const byte *need
 	return NULL;
 }
 
+void Q_memor( byte *XASH_RESTRICT dst, const byte *XASH_RESTRICT src, size_t len )
+{
+	size_t i;
+	for( i = 0; i < len; i++ ) // msvc likes to optimize this loop form
+		dst[i] |= src[i];
+}
+
 const char* Q_timestamp( int format )
 {
 	static string	timestamp;

public/crtlib.h

@@ -45,6 +45,10 @@ enum
 #define PFILE_TOKEN_MAX_LENGTH 1024
 #define PFILE_FS_TOKEN_MAX_LENGTH 512
 
+#ifdef __cplusplus
+#define restrict
+#endif // __cplusplus
+
 //
 // build.c
 //
@@ -72,6 +76,7 @@ void Q_atov( float *vec, const char *str, size_t siz );
 qboolean Q_stricmpext( const char *pattern, const char *text );
 qboolean Q_strnicmpext( const char *pattern, const char *text, size_t minimumlen );
 const byte *Q_memmem( const byte *haystack, size_t haystacklen, const byte *needle, size_t needlelen );
+void Q_memor( byte *XASH_RESTRICT dst, const byte *XASH_RESTRICT src, size_t len );
 const char *Q_timestamp( int format );
 int Q_vsnprintf( char *buffer, size_t buffersize, const char *format, va_list args );
 int Q_snprintf( char *buffer, size_t buffersize, const char *format, ... ) _format( 3 );

ref/gl/gl_dbghulls.c

@@ -28,7 +28,7 @@ GNU General Public License for more details.
 // REFTODO: rewrite in triapi
 void R_DrawWorldHull( void )
 {
-	hull_model_t	*hull = &tr.world->hull_models[0];
+	hull_model_t	*hull;
 	winding_t		*poly;
 	int		i;
 
@@ -42,6 +42,8 @@ void R_DrawWorldHull( void )
 	if( !r_showhull->value )
 		return;
 
+	hull = &tr.world->hull_models[0];
+
 	pglDisable( GL_TEXTURE_2D );
 
 	list_for_each_entry( poly, &hull->polys, chain )

ref/soft/r_draw.c

@@ -66,10 +66,10 @@ Draw_StretchPicImplementation
 static void R_DrawStretchPicImplementation( int x, int y, int w, int h, int s1, int t1, int s2, int t2, image_t	*pic )
 {
 	pixel_t *source, *dest;
-	unsigned int				v, u, sv;
+	unsigned int				u, sv;
 	unsigned int				height;
 	unsigned int				f, fstep;
-	int				skip;
+	int				skip, v;
 	qboolean transparent = false;
 	pixel_t *buffer;
 
@@ -212,9 +212,9 @@ void GAME_EXPORT R_DrawStretchPic( float x, float y, float w, float h, float s1,
 void Draw_Fill (int x, int y, int w, int h)
 {
 	pixel_t *dest;
-	unsigned int				v, u;
+	unsigned int				u;
 	unsigned int				height;
-	int				skip;
+	int				skip, v;
 	pixel_t src = vid.color;
 	int alpha = vid.alpha;
 

ref/soft/r_local.h

@@ -410,19 +410,10 @@ void R_EntityRemoveDecals( model_t *mod );
 void R_ClearDecals( void );
 void R_DecalComputeBasis( msurface_t *surf, int flags, vec3_t textureSpaceBasis[3] );
 
-#if 0
-
-//
-// gl_drawhulls.c
-//
-void R_DrawWorldHull( void );
-void R_DrawModelHull( void );
-#endif
-
 void GL_Bind( int tmu, unsigned int texnum );
 
 //
-// gl_draw.cM_PI
+// gl_draw.c
 //
 void R_Set2DMode( qboolean enable );
 void R_DrawTileClear( int texnum, int x, int y, int w, int h );

scripts/waifulib/compiler_optimizations.py

@@ -122,9 +122,9 @@ POLLY_CFLAGS = {
 }
 
 OPENMP_CFLAGS = {
-	'gcc':   ['-fopenmp'],
-	'clang': ['-fopenmp'],
-	'msvc':  ['/openmp']
+	'gcc':   ['-fopenmp', '-DHAVE_OPENMP=1'],
+	'clang': ['-fopenmp', '-DHAVE_OPENMP=1'],
+	'msvc':  ['/openmp', '/DHAVE_OPENMP=1']
 }
 
 OPENMP_LINKFLAGS = {

waf.bat

@@ -25,7 +25,7 @@ Setlocal EnableDelayedExpansion
 set PYTHON_DIR_OK=FALSE
 set REGPATH=
 
-for %%i in (3.10 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.2 3.1 3.0 2.7 2.6 2.5) do (
+for %%i in (3.13 3.12 3.11 3.10 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.2 3.1 3.0 2.7) do (
 for %%j in (HKCU HKLM) do (
 for %%k in (SOFTWARE\Wow6432Node SOFTWARE) do (
 for %%l in (Python\PythonCore IronPython) do (