games/ezquake: Updated for version 3.6.2.

Signed-off-by: bedlam <dave@slackbuilds.org>

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

3 files changed, 603 insertions, 5 deletions

diff --git a/games/ezquake/ezquake.SlackBuild b/games/ezquake/ezquake.SlackBuild
index c1eb9b4f49..2fc73dbc3f 100644
--- a/games/ezquake/ezquake.SlackBuild
+++ b/games/ezquake/ezquake.SlackBuild
@@ -25,7 +25,7 @@
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=ezquake
-VERSION=${VERSION:-3.6.1}
+VERSION=${VERSION:-3.6.2}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
@@ -82,6 +82,10 @@ find -L . \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
+# add back the missing protocol.h file
+# https://github.com/QW-Group/ezquake-source/issues/765
+cat $CWD/protocol.h > src/protocol.h
+
 # dont use precompiled binary, make our own
 CFLAGS="$SLKCFLAGS" \
 CXXFLAGS="$SLKCFLAGS" \
@@ -124,7 +128,7 @@ find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | gr
   | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
 
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
-cp -a CHANGELOG LICENSE README.md $PKG/usr/doc/$PRGNAM-$VERSION
+cp -a LICENSE README.md $PKG/usr/doc/$PRGNAM-$VERSION
 cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
 
 mkdir -p $PKG/install
diff --git a/games/ezquake/ezquake.info b/games/ezquake/ezquake.info
index ba3e86526d..e25121e603 100644
--- a/games/ezquake/ezquake.info
+++ b/games/ezquake/ezquake.info
@@ -1,9 +1,9 @@
 PRGNAM="ezquake"
-VERSION="3.6.1"
+VERSION="3.6.2"
 HOMEPAGE="https://ezquake.com/"
-DOWNLOAD="https://github.com/QW-Group/ezquake-source/archive/3.6.1/ezquake-source-3.6.1.tar.gz \
+DOWNLOAD="https://github.com/QW-Group/ezquake-source/archive/3.6.2/ezquake-source-3.6.2.tar.gz \
           https://github.com/QW-Group/ezquake-source/releases/download/3.2.3/ezquake-ubuntu-3.2.3-full.tar.gz"
-MD5SUM="92fcc6c450a032bef44c40d6eb480caf \
+MD5SUM="b69a48b0d3302256be36113270212095 \
         18a642c80d60bc01c04b8cb86c94bc5f"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
diff --git a/games/ezquake/protocol.h b/games/ezquake/protocol.h
new file mode 100644
index 0000000000..3a636d522f
--- /dev/null
+++ b/games/ezquake/protocol.h
@@ -0,0 +1,594 @@
+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+// protocol.h -- communications protocols
+#ifndef __PROTOCOL_H__
+#define __PROTOCOL_H__
+
+#define	PROTOCOL_VERSION	28
+
+//=========================================
+
+// fte protocol extensions.
+#define PROTOCOL_VERSION_FTE    (('F'<<0) + ('T'<<8) + ('E'<<16) + ('X' << 24)) //fte extensions.
+#define PROTOCOL_VERSION_FTE2   (('F'<<0) + ('T'<<8) + ('E'<<16) + ('2' << 24)) //fte extensions.
+#define PROTOCOL_VERSION_MVD1   (('M'<<0) + ('V'<<8) + ('D'<<16) + ('1' << 24)) //mvdsv extensions
+
+#ifdef PROTOCOL_VERSION_FTE 
+# define FTE_PEXT_TRANS				0x00000008	// .alpha support
+//#define FTE_PEXT_ACCURATETIMINGS	0x00000040  // qqshka: not actually used in ezquake.
+//												// I added it to ezquake in hope that someone made some
+//												// rockets(enitities) smoothing code...
+# define FTE_PEXT_HLBSP				0x00000200	// stops fte servers from complaining
+# define FTE_PEXT_MODELDBL			0x00001000  //
+# define FTE_PEXT_ENTITYDBL			0x00002000	// max of 1024 ents instead of 512
+# define FTE_PEXT_ENTITYDBL2		0x00004000	// max of 1024 ents instead of 512
+# define FTE_PEXT_FLOATCOORDS		0x00008000	// supports floating point origins.
+# define FTE_PEXT_SPAWNSTATIC2		0x00400000	// Sends an entity delta instead of a baseline.
+# define FTE_PEXT_256PACKETENTITIES	0x01000000	// Client can recieve 256 packet entities.
+# define FTE_PEXT_CHUNKEDDOWNLOADS	0x20000000	// alternate file download method. Hopefully it'll give
+												// quadroupled download speed, especially on higher pings.
+#endif // PROTOCOL_VERSION_FTE
+
+#ifdef PROTOCOL_VERSION_FTE2
+# ifdef WITH_SPEEX
+#  include <SDL_version.h>
+#  ifdef USE_SDL_VOICE
+#    undef USE_SDL_VOICE
+#  endif // USE_SDL_VOICE
+#  if SDL_VERSION_ATLEAST(2,0,5)
+#   define FTE_PEXT2_VOICECHAT			0x00000002
+#  endif // SDL_VERSION_ATLEAST(2,0,5)
+# endif // WITH_SPEEX
+#endif // PROTOCOL_VERSION_FTE2
+
+#ifdef PROTOCOL_VERSION_MVD1
+# define MVD_PEXT1_FLOATCOORDS       (1 <<  0) // FTE_PEXT_FLOATCOORDS but for entity/player coords only
+# define MVD_PEXT1_HIGHLAGTELEPORT   (1 <<  1) // Adjust movement direction for frames following teleport
+//# define MVD_PEXT1_SERVERSIDEWEAPON  (1 <<  2) // Server-side weapon selection. Can be defined in a project Makefile
+# define MVD_PEXT1_DEBUG_WEAPON      (1 <<  3) // Send weapon-choice explanation to server for logging
+# define MVD_PEXT1_DEBUG_ANTILAG     (1 <<  4) // Send predicted positions to server (compare to antilagged positions)
+# define MVD_PEXT1_HIDDEN_MESSAGES   (1 <<  5) // dem_multiple(0) packets are in format (<length> <type-id>+ <packet-data>)*
+//# define MVD_PEXT1_SERVERSIDEWEAPON2 (1 <<  6) // Server-side weapon selection supports clc_mvd_weapon_full_impulse.
+												 // Can be defined in a project Makefile
+
+# if defined(MVD_PEXT1_DEBUG_ANTILAG) || defined(MVD_PEXT1_DEBUG_WEAPON)
+#  define MVD_PEXT1_DEBUG
+#  define MVD_PEXT1_ANTILAG_CLIENTPOS	128 // flag set on the playernum if the client positions are also included
+#  define clc_mvd_debug					201
+#  define clc_mvd_debug_type_antilag		1
+#  define clc_mvd_debug_type_weapon		2
+# endif // defined(MVD_PEXT1_DEBUG_ANTILAG) || defined(MVD_PEXT1_DEBUG_WEAPON)
+
+# define MVD_PEXT1_INCLUDEINMVD      (MVD_PEXT1_HIDDEN_MESSAGES)
+
+#endif // PROTOCOL_VERSION_MVD1
+
+//=========================================
+
+// ZQuake protocol extensions (*z_ext serverinfo key)
+#define Z_EXT_PM_TYPE		(1<<0)	// basic PM_TYPE functionality (reliable jump_held)
+#define Z_EXT_PM_TYPE_NEW	(1<<1)	// adds PM_FLY, PM_SPECTATOR
+#define Z_EXT_VIEWHEIGHT	(1<<2)	// STAT_VIEWHEIGHT
+#define Z_EXT_SERVERTIME	(1<<3)	// STAT_TIME
+#define Z_EXT_PITCHLIMITS	(1<<4)	// serverinfo maxpitch & minpitch
+#define Z_EXT_JOIN_OBSERVE	(1<<5)	// server: "join" and "observe" commands are supported
+									// client: on-the-fly spectator <-> player switching supported
+#define Z_EXT_PF_ONGROUND	(1<<6)	// server: PF_ONGROUND is valid for all svc_playerinfo
+#define Z_EXT_VWEP			(1<<7)	// ZQ_VWEP extension
+#define Z_EXT_PF_SOLID		(1<<8)
+
+// what our client supports
+#define CLIENT_EXTENSIONS ( \
+		Z_EXT_PM_TYPE | \
+		Z_EXT_PM_TYPE_NEW | \
+		Z_EXT_VIEWHEIGHT | \
+		Z_EXT_SERVERTIME | \
+		Z_EXT_PITCHLIMITS | \
+		Z_EXT_JOIN_OBSERVE | \
+		Z_EXT_PF_ONGROUND | \
+		Z_EXT_VWEP | \
+		Z_EXT_PF_SOLID \
+)
+
+// what our server supports
+#define SERVER_EXTENSIONS ( \
+		Z_EXT_PM_TYPE | \
+		Z_EXT_PM_TYPE_NEW | \
+		Z_EXT_VIEWHEIGHT | \
+		Z_EXT_SERVERTIME | \
+		Z_EXT_PITCHLIMITS | \
+		Z_EXT_JOIN_OBSERVE | \
+		Z_EXT_PF_ONGROUND | \
+		Z_EXT_VWEP | \
+		Z_EXT_PF_SOLID \
+)
+
+//=========================================
+
+#define PORT_MASTER		27000
+#define	PORT_CLIENT		27001
+#define PORT_SERVER		27500
+#define PORT_QUAKETV	27900
+
+//=========================================
+
+// out of band message id bytes
+
+// M = master, S = server, C = client, A = any
+// the second character will always be \n if the message isn't a single byte long (?? not true anymore?)
+
+#define	S2C_CHALLENGE		'c'
+#define	S2C_CONNECTION		'j'
+#define	A2A_PING			'k'	// respond with an A2A_ACK
+#define	A2A_ACK				'l'	// general acknowledgement without info
+#define	A2A_NACK			'm'	// [+ comment] general failure
+#define A2A_ECHO			'e' // for echoing
+#define	A2C_PRINT			'n'	// print a message on client
+
+#define	S2M_HEARTBEAT		'a'	// + serverinfo + userlist + fraglist
+#define	A2C_CLIENT_COMMAND	'B'	// + command line
+#define	S2M_SHUTDOWN		'C'
+
+
+//==================
+// note that there are some defs.qc that mirror to these numbers
+// also related to svc_strings[] in cl_parse
+//==================
+
+// server to client
+#define	svc_bad					0
+#define	svc_nop					1
+#define	svc_disconnect			2
+#define	svc_updatestat			3		// [byte] [byte]
+#define	nq_svc_version			4		// [long] server version
+#define	nq_svc_setview			5		// [short] entity number
+#define	svc_sound				6		// <see code>
+#define	nq_svc_time				7		// [float] server time
+#define	svc_print				8		// [byte] id [string] null terminated string
+#define	svc_stufftext			9		// [string] stuffed into client's console buffer
+										// the string should be \n terminated
+#define	svc_setangle			10		// [angle3] set the view angle to this absolute value
+
+#define	svc_serverdata			11		// [long] protocol ...
+#define	svc_lightstyle			12		// [byte] [string]
+#define	nq_svc_updatename		13		// [byte] [string]
+#define	svc_updatefrags			14		// [byte] [short]
+#define	nq_svc_clientdata		15		// <shortbits + data>
+#define	svc_stopsound			16		// <see code>
+#define	nq_svc_updatecolors		17		// [byte] [byte] [byte]
+#define	nq_svc_particle			18		// [vec3] <variable>
+#define	svc_damage				19
+
+#define	svc_spawnstatic			20
+#define	svc_fte_spawnstatic2	21		// @!@!@!
+#define	svc_spawnbaseline		22
+
+#define	svc_temp_entity			23		// variable
+#define	svc_setpause			24		// [byte] on / off
+#define nq_svc_signonnum		25		// [byte]  used for the signon sequence
+
+#define	svc_centerprint			26		// [string] to put in center of the screen
+
+#define	svc_killedmonster		27
+#define	svc_foundsecret			28
+
+#define	svc_spawnstaticsound	29		// [coord3] [byte] samp [byte] vol [byte] aten
+
+#define	svc_intermission		30		// [vec3_t] origin [vec3_t] angle
+#define	svc_finale				31		// [string] text
+
+#define	svc_cdtrack				32		// [byte] track
+#define svc_sellscreen			33
+
+#define nq_svc_cutscene			34		// same as svc_smallkick
+
+#define	svc_smallkick			34		// set client punchangle to 2
+#define	svc_bigkick				35		// set client punchangle to 4
+
+#define	svc_updateping			36		// [byte] [short]
+#define	svc_updateentertime		37		// [byte] [float]
+
+#define	svc_updatestatlong		38		// [byte] [long]
+
+#define	svc_muzzleflash			39		// [short] entity
+
+#define	svc_updateuserinfo		40		// [byte] slot [long] uid
+										// [string] userinfo
+
+#define	svc_download			41		// [short] size [size bytes]
+#define	svc_playerinfo			42		// variable
+#define	svc_nails				43		// [byte] num [48 bits] xyzpy 12 12 12 4 8 
+#define	svc_chokecount			44		// [byte] packets choked
+#define	svc_modellist			45		// [strings]
+#define	svc_soundlist			46		// [strings]
+#define	svc_packetentities		47		// [...]
+#define	svc_deltapacketentities	48		// [...]
+#define svc_maxspeed			49		// maxspeed change, for prediction
+#define svc_entgravity			50		// gravity change, for prediction
+#define svc_setinfo				51		// setinfo on a client
+#define svc_serverinfo			52		// serverinfo
+#define svc_updatepl			53		// [byte] [byte]
+#define svc_nails2				54		// [byte] num [52 bits] nxyzpy 8 12 12 12 4 8
+										// mvdsv extended svcs (for mvd playback)
+#ifdef FTE_PEXT_MODELDBL
+# define	svc_fte_modellistshort	60	// [strings]
+#endif // FTE_PEXT_MODELDBL
+
+#define svc_fte_spawnbaseline2	66
+#define svc_qizmovoice			83
+
+#ifdef FTE_PEXT2_VOICECHAT
+# define svc_fte_voicechat		84
+#endif // FTE_PEXT2_VOICECHAT
+
+//==============================================
+
+// client to server
+#define	clc_bad			0
+#define	clc_nop 		1
+//define	clc_doublemove	2
+#define	clc_move		3		// [[usercmd_t]
+#define	clc_stringcmd	4		// [string] message
+#define	clc_delta		5		// [byte] sequence number, requests delta compression of message
+#define clc_tmove		6		// teleport request, spectator only
+#define clc_upload		7		// teleport request, spectator only
+
+#ifdef FTE_PEXT2_VOICECHAT
+#define clc_voicechat	83		// FTE voice chat.
+#endif // FTE_PEXT2_VOICECHAT
+
+#ifdef MVD_PEXT1_SERVERSIDEWEAPON
+#define clc_mvd_weapon 200		// server-side weapon selection
+#endif // MVD_PEXT1_SERVERSIDEWEAPON
+
+// these are used in mvd parsing of debug info, even if client doesn't support protocol itself
+// selection options
+#define clc_mvd_weapon_mode_presel		1	// preselect (don't send impulses until -attack/+attack)
+#define clc_mvd_weapon_mode_iffiring	2	// don't wait for -attack before pre-selecting weapon
+#define clc_mvd_weapon_forget_ranking	4	// forget priority list after initial selection (requires extra byte for age)
+
+// hide options
+#define clc_mvd_weapon_hide_axe			8	// on subsequent -attack, hide weapon and switch to axe
+#define clc_mvd_weapon_hide_sg			16	// on subsequent -attack, hide weapon and switch to sg
+#define clc_mvd_weapon_reset_on_death	32	// on death, go back to 2 1
+#define clc_mvd_weapon_switching		64	// if not set, disable all server-side weapon switching
+
+// others
+#define clc_mvd_weapon_full_impulse		128	// if set, each weapon set as a byte, rather than packing two into one
+
+//==============================================
+
+// playerinfo flags from server
+// playerinfo always sends: playernum, flags, origin[] and framenumber
+#define	PF_MSEC			(1 << 0)
+#define	PF_COMMAND		(1 << 1)
+#define	PF_VELOCITY1	(1 << 2)
+#define	PF_VELOCITY2	(1 << 3)
+#define	PF_VELOCITY3	(1 << 4)
+#define	PF_MODEL		(1 << 5)
+#define	PF_SKINNUM		(1 << 6)
+#define	PF_EFFECTS		(1 << 7)
+#define	PF_WEAPONFRAME	(1 << 8)		// only sent for view player
+#define	PF_DEAD			(1 << 9)		// don't block movement any more
+#define	PF_GIB			(1 << 10)		// offset the view height differently
+// bits 11..13 are player move type bits (ZQuake extension)
+#define PF_PMC_SHIFT	11
+#define	PF_PMC_MASK		7
+#define	PF_ONGROUND		(1<<14)			// ZQuake extension
+#define	PF_SOLID		(1<<15)			// ZQuake extension
+
+// encoded player move types
+#define PMC_NORMAL				0		// normal ground movement
+#define PMC_NORMAL_JUMP_HELD	1		// normal ground novement + jump_held
+#define PMC_OLD_SPECTATOR		2		// fly through walls (QW compatibility mode)
+#define PMC_SPECTATOR			3		// fly through walls
+#define PMC_FLY					4		// fly, bump into walls
+#define PMC_NONE				5		// can't move (client had better lerp the origin...)
+#define PMC_LOCK				6		// server controls view angles
+#define PMC_EXTRA3				7		// future extension
+
+//==============================================
+
+// if the high bit of the client to server byte is set, the low bits are
+// client move cmd bits
+// ms and angle2 are always sent, the others are optional
+#define	CM_ANGLE1	(1 << 0)
+#define	CM_ANGLE3	(1 << 1)
+#define	CM_FORWARD	(1 << 2)
+#define	CM_SIDE		(1 << 3)
+#define	CM_UP		(1 << 4)
+#define	CM_BUTTONS	(1 << 5)
+#define	CM_IMPULSE	(1 << 6)
+#define	CM_ANGLE2	(1 << 7)
+
+//==============================================
+
+// Player flags in mvd demos.
+// Should be in server.h but unfortunately shared with cl_demo.c.
+#define DF_ORIGIN		1
+#define DF_ANGLES		(1 << 3)
+#define DF_EFFECTS		(1 << 6)
+#define DF_SKINNUM		(1 << 7)
+#define DF_DEAD			(1 << 8)
+#define DF_GIB			(1 << 9)
+#define DF_WEAPONFRAME	(1 << 10)
+#define DF_MODEL		(1 << 11)
+
+//==============================================
+
+// the first 16 bits of a packetentities update holds 9 bits of entity number and 7 bits of flags
+// of entity number and 7 bits of flags
+#define	U_ORIGIN1	(1 << 9)
+#define	U_ORIGIN2	(1 << 10)
+#define	U_ORIGIN3	(1 << 11)
+#define	U_ANGLE2	(1 << 12)
+#define	U_FRAME		(1 << 13)
+#define	U_REMOVE	(1 << 14)	// REMOVE this entity, don't add it
+#define	U_MOREBITS	(1 << 15)
+
+// if MOREBITS is set, these additional flags are read in next
+#define	U_ANGLE1	(1 << 0)
+#define	U_ANGLE3	(1 << 1)
+#define	U_MODEL		(1 << 2)
+#define	U_COLORMAP	(1 << 3)
+#define	U_SKIN		(1 << 4)
+#define	U_EFFECTS	(1 << 5)
+#define	U_SOLID		(1 << 6)	// the entity should be solid for prediction
+
+#define	U_CHECKMOREBITS	((1<<9) - 1) /* MVDSV compatibility */
+
+//fte extensions
+#ifdef PROTOCOL_VERSION_FTE
+# define U_FTE_EVENMORE	(1<<7)		//extension info follows
+# ifdef FTE_PEXT_SCALE
+#  define U_FTE_SCALE		(1<<0)	//scaler of alias models
+# endif // FTE_PEXT_SCALE
+# ifdef FTE_PEXT_TRANS
+#  define U_FTE_TRANS		(1<<1)	//transparency value
+#  define	PF_TRANS_Z		(1<<17)
+# endif // FTE_PEXT_TRANS
+# ifdef FTE_PEXT_FATNESS
+#  define U_FTE_FATNESS		(1<<2)	//byte describing how fat an alias model should be.
+									//moves verticies along normals
+									// Useful for vacuum chambers...
+# endif // FTE_PEXT_FATNESS
+# ifdef FTE_PEXT_MODELDBL
+#  define U_FTE_MODELDBL	(1<<3)		//extra bit for modelindexes
+# endif // FTE_PEXT_MODELDBL
+# define U_FTE_UNUSED1	(1<<4)
+# ifdef FTE_PEXT_ENTITYDBL
+#  define U_FTE_ENTITYDBL	(1<<5)		//use an extra byte for origin parts, cos one of them is off
+# endif // FTE_PEXT_ENTITYDBL
+# ifdef FTE_PEXT_ENTITYDBL2
+#  define U_FTE_ENTITYDBL2 (1<<6)		//use an extra byte for origin parts, cos one of them is off
+# endif // FTE_PEXT_ENTITYDBL2
+# define U_FTE_YETMORE	(1<<7)		//even more extension info stuff.
+# define U_FTE_DRAWFLAGS	(1<<8)		//use an extra qbyte for origin parts, cos one of them is off
+# define U_FTE_ABSLIGHT	(1<<9)		//Force a lightlevel
+# define U_FTE_COLOURMOD	(1<<10)		//rgb
+# define U_FTE_DPFLAGS (1<<11)
+# define U_FTE_TAGINFO (1<<12)
+# define U_FTE_LIGHT (1<<13)
+# define U_FTE_EFFECTS16	(1<<14)
+# define U_FTE_FARMORE (1<<15)
+#endif // PROTOCOL_VERSION_FTE
+
+//==============================================
+
+// a sound with no channel is a local only sound
+// the sound field has bits 0-2: channel, 3-12: entity
+#define	SND_VOLUME		(1 << 15)		// a byte
+#define	SND_ATTENUATION	(1 << 14)		// a byte
+
+#define DEFAULT_SOUND_PACKET_VOLUME			255
+#define DEFAULT_SOUND_PACKET_ATTENUATION	1.0
+
+//==============================================
+
+// svc_print messages have an id, so messages can be filtered
+#define	PRINT_LOW			0
+#define	PRINT_MEDIUM		1
+#define	PRINT_HIGH			2
+#define	PRINT_CHAT			3	// also go to chat buffer
+
+//==============================================
+
+// temp entity events
+#define	TE_SPIKE			0
+#define	TE_SUPERSPIKE		1
+#define	TE_GUNSHOT			2
+#define	TE_EXPLOSION		3
+#define	TE_TAREXPLOSION		4
+#define	TE_LIGHTNING1		5
+#define	TE_LIGHTNING2		6
+#define	TE_WIZSPIKE			7
+#define	TE_KNIGHTSPIKE		8
+#define	TE_LIGHTNING3		9
+#define	TE_LAVASPLASH		10
+#define	TE_TELEPORT			11
+#define	TE_BLOOD			12
+#define	TE_LIGHTNINGBLOOD	13
+
+//==============================================
+
+#define NQ_TE_EXPLOSION2	12
+#define NQ_TE_BEAM			13
+
+//==============================================
+
+#define	DEFAULT_VIEWHEIGHT	22
+
+//==============================================
+
+/*
+==========================================================
+  ELEMENTS COMMUNICATED ACROSS THE NET
+==========================================================
+*/
+
+#define	MAX_CLIENTS		32
+
+#define	UPDATE_BACKUP	64	// copies of entity_state_t to keep buffered (must be power of two)
+#define	UPDATE_MASK		(UPDATE_BACKUP - 1)
+
+// entity_state_t is the information conveyed from the server
+// in an update message
+typedef struct entity_state_s {
+	int		number;			// edict index
+	int		flags;			// nolerp, etc
+	vec3_t	origin;
+	vec3_t	angles;
+	int		modelindex;
+	int		frame;
+	int		colormap;
+	int		skinnum;
+	int		effects;
+	byte	trans;
+} entity_state_t;
+
+#define	MAX_PACKET_ENTITIES			64	// doesn't include nails
+#define MAX_PEXT256_PACKET_ENTITIES 256	// up to 256 ents, look FTE_PEXT_256PACKETENTITIES
+#define	MAX_MVD_PACKET_ENTITIES		300	// !!! MUST not be less than any of above values!!!
+
+typedef struct packet_entities_s {
+	int				num_entities;
+	entity_state_t	entities[MAX_MVD_PACKET_ENTITIES];
+} packet_entities_t;
+
+typedef struct usercmd_s {
+	byte	msec;
+	vec3_t	angles;
+	short	forwardmove;
+	short	sidemove;
+	short	upmove;
+	byte	buttons;
+	byte	impulse;
+} usercmd_t;
+
+//==============================================
+
+// usercmd button bits
+#define BUTTON_ATTACK	(1 << 0)
+#define BUTTON_JUMP		(1 << 1)
+#define BUTTON_USE		(1 << 2)
+#define BUTTON_ATTACK2	(1 << 3)
+
+//==============================================
+
+// demo recording
+// TODO: Make into an enum.
+#define dem_cmd			0 // A user cmd movement message.
+#define dem_read		1 // A net message.
+#define dem_set			2 // Appears only once at the beginning of a demo, 
+						  // contains the outgoing / incoming sequence numbers at demo start.
+#define dem_multiple	3 // MVD ONLY. This message is directed to several clients.
+#define	dem_single		4 // MVD ONLY. This message is directed to a single client.
+#define dem_stats		5 // MVD ONLY. Stats update for a player.
+#define dem_all			6 // MVD ONLY. This message is directed to all clients.
+
+//==============================================
+
+//
+// Used for saving a temporary list of temp entities.
+
+#ifndef SERVERONLY
+# define	MAX_TEMP_ENTITIES 32
+typedef struct temp_entity_s {
+	vec3_t	pos;	// Position of temp entity.
+	float	time;	// Time of temp entity.
+	int		type;	// Type of temp entity.
+} temp_entity_t;
+
+typedef struct temp_entity_list_s {
+	temp_entity_t	list[MAX_TEMP_ENTITIES];
+	int				count;
+} temp_entity_list_t;
+#endif // !SERVERONLY
+
+//==============================================
+
+#ifdef MVD_PEXT1_HIDDEN_MESSAGES
+// hidden messages inserted into .mvd files
+// embedded in dem_multiple(0) - should be safely skipped in clients
+// format is <int:length> <short:type>*   where <type> is duplicated if 0xFFFF.  <length> is length of the data packet, not the header
+enum {
+	mvdhidden_antilag_position				= 0x0000,	// mvdhidden_antilag_position_header_t mvdhidden_antilag_position_t*
+	mvdhidden_usercmd						= 0x0001,	// <byte: playernum> <byte:dropnum> <byte: msec, vec3_t: angles, short[3]: forward side up> <byte: buttons> <byte: impulse>
+	mvdhidden_usercmd_weapons				= 0x0002,	// <byte: source playernum> <int: items> <byte[4]: ammo> <byte: result> <byte*: weapon priority (nul terminated)>
+	mvdhidden_demoinfo						= 0x0003,	// <short: block#> <byte[] content>
+	mvdhidden_commentary_track				= 0x0004,	// <byte: track#> [todo... <byte: audioformat> <string: short-name> <string: author(s)> <float: start-offset>?]
+	mvdhidden_commentary_data				= 0x0005,	// <byte: track#> [todo... format-specific]
+	mvdhidden_commentary_text_segment		= 0x0006,	// <byte: track#> [todo... <float: duration> <string: text (utf8)>]
+	mvdhidden_dmgdone						= 0x0007,	// <byte: type-flags> <short: damaged ent#> <short: damaged ent#> <short: damage>
+	mvdhidden_usercmd_weapons_ss			= 0x0008,	// (same format as mvdhidden_usercmd_weapons)
+	mvdhidden_usercmd_weapon_instruction	= 0x0009,	// <byte: playernum> <byte: flags> <int: sequence#> <int: mode> <byte[10]: weaponlist>
+	mvdhidden_paused_duration				= 0x000A,	// <byte: msec> ... actual time elapsed, not gametime (can be used to keep stream running) ... expected to be QTV only
+	mvdhidden_extended						= 0xFFFF	// doubt we'll ever get here: read next short...
+};
+
+#define sizeof_mvdhidden_block_header_t_usercmd (1 + 1 + 1 + 3 * 4 + 3 * 2 + 1 + 1)
+#define sizeof_mvdhidden_usercmd_weapon_instruction (1 + 1 + 4 + 4 + 10)
+
+typedef struct {
+	int				length;		// this is the number of bytes in the packet, not including this header
+	unsigned short	type_id;	// If 0xFFFF, read again to extend range
+} mvdhidden_block_header_t;
+
+#define sizeof_mvdhidden_block_header_t_range0 (4 + 2)
+
+typedef struct {
+	byte playernum;
+	byte players;
+	unsigned int incoming_seq;
+	float server_time;
+	float target_time;
+} mvdhidden_antilag_position_header_t;
+
+#define sizeof_mvdhidden_antilag_position_header_t (1 + 1 + 4 + 4 + 4)
+
+typedef struct {
+	float clientpos[3];
+	float pos[3];
+	byte playernum;
+	byte msec;
+	byte predmodel;
+} mvdhidden_antilag_position_t;
+
+#define sizeof_mvdhidden_antilag_position_t (12 + 12 + 1 + 1 + 1)
+
+#define MVDHIDDEN_DMGDONE_SPLASHDAMAGE    (1 << 15)
+
+// mvdhidden_usercmd_weapon_instruction
+#define MVDHIDDEN_SSWEAPON_PENDING        1
+#define MVDHIDDEN_SSWEAPON_HIDE_AXE       2
+#define MVDHIDDEN_SSWEAPON_HIDE_SG        4
+#define MVDHIDDEN_SSWEAPON_HIDEONDEATH    8
+#define MVDHIDDEN_SSWEAPON_WASFIRING     16
+#define MVDHIDDEN_SSWEAPON_ENABLED       32
+#define MVDHIDDEN_SSWEAPON_FORGETORDER   64
+
+#endif // MVD_PEXT1_HIDDEN_MESSAGES
+
+//==============================================
+
+#define MAX_SCOREBOARDNAME	16
+#define	MAX_INFO_STRING		1024
+
+#endif // __PROTOCOL_H__