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/*

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.

*/

// cl_parse.c  -- parse a message received from the server

#include "quakedef.h"

char *svc_strings[] =

{

	"svc_bad",

	"svc_nop",

	"svc_disconnect",

	"svc_updatestat",

	"svc_version",		// [long] server version

	"svc_setview",		// [short] entity number

	"svc_sound",			// 

	"svc_time",			// [float] server time

	"svc_print",			// [string] null terminated string

	"svc_stufftext",		// [string] stuffed into client's console buffer

						// the string should be \n terminated

	"svc_setangle",		// [vec3] set the view angle to this absolute value

	"svc_serverinfo",		// [long] version

						// [string] signon string

						// [string]..[0]model cache [string]...[0]sounds cache

						// [string]..[0]item cache

	"svc_lightstyle",		// [byte] [string]

	"svc_updatename",		// [byte] [string]

	"svc_updatefrags",	// [byte] [short]

	"svc_clientdata",		// 

	"svc_stopsound",		// 

	"svc_updatecolors",	// [byte] [byte]

	"svc_particle",		// [vec3] 

	"svc_damage",			// [byte] impact [byte] blood [vec3] from

	"svc_spawnstatic",

	"OBSOLETE svc_spawnbinary",

	"svc_spawnbaseline",

	"svc_temp_entity",		// 

	"svc_setpause",

	"svc_signonnum",

	"svc_centerprint",

	"svc_killedmonster",

	"svc_foundsecret",

	"svc_spawnstaticsound",

	"svc_intermission",

	"svc_finale",			// [string] music [string] text

	"svc_cdtrack",			// [byte] track [byte] looptrack

	"svc_sellscreen",

	"svc_cutscene"

};

//=============================================================================

/*

===============

CL_EntityNum

This error checks and tracks the total number of entities

===============

*/

entity_t	*CL_EntityNum (int num)

{

	if (num >= cl.num_entities)

	{

		if (num >= MAX_EDICTS)

			Host_Error ("CL_EntityNum: %i is an invalid number",num);

		while (cl.num_entities<=num)

		{

			cl_entities[cl.num_entities].colormap = vid.colormap;

			cl.num_entities++;

		}

	}

	return &cl_entities[num];

}

/*

==================

CL_ParseStartSoundPacket

==================

*/

void CL_ParseStartSoundPacket(void)

{

    vec3_t  pos;

    int 	channel, ent;

    int 	sound_num;

    int 	volume;

    int 	field_mask;

    float 	attenuation;

 	int		i;

    field_mask = MSG_ReadByte();

    if (field_mask & SND_VOLUME)

		volume = MSG_ReadByte ();

	else

		volume = DEFAULT_SOUND_PACKET_VOLUME;

    if (field_mask & SND_ATTENUATION)

		attenuation = MSG_ReadByte () / 64.0;

	else

		attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;

	channel = MSG_ReadShort ();

	sound_num = MSG_ReadByte ();

	ent = channel >> 3;

	channel &= 7;

	if (ent > MAX_EDICTS)

		Host_Error ("CL_ParseStartSoundPacket: ent = %i", ent);

	for (i=0 ; i<3 ; i++)

		pos[i] = MSG_ReadCoord ();

    S_StartSound (ent, channel, cl.sound_precache[sound_num], pos, volume/255.0, attenuation);

}

/*

==================

CL_KeepaliveMessage

When the client is taking a long time to load stuff, send keepalive messages

so the server doesn't disconnect.

==================

*/

void CL_KeepaliveMessage (void)

{

	float	time;

	static float lastmsg;

	int		ret;

	sizebuf_t	old;

	byte		olddata[8192];

	if (sv.active)

		return;		// no need if server is local

	if (cls.demoplayback)

		return;

// read messages from server, should just be nops

	old = net_message;

	memcpy (olddata, net_message.data, net_message.cursize);

	do

	{

		ret = CL_GetMessage ();

		switch (ret)

		{

		default:

			Host_Error ("CL_KeepaliveMessage: CL_GetMessage failed");

		case 0:

			break;	// nothing waiting

		case 1:

			Host_Error ("CL_KeepaliveMessage: received a message");

			break;

		case 2:

			if (MSG_ReadByte() != svc_nop)

				Host_Error ("CL_KeepaliveMessage: datagram wasn't a nop");

			break;

		}

	} while (ret);

	net_message = old;

	memcpy (net_message.data, olddata, net_message.cursize);

// check time

	time = Sys_FloatTime ();

	if (time - lastmsg < 5)

		return;

	lastmsg = time;

// write out a nop

	Con_Printf ("--> client to server keepalive\n");

	MSG_WriteByte (&cls.message, clc_nop);

	NET_SendMessage (cls.netcon, &cls.message);

	SZ_Clear (&cls.message);

}

/*

==================

CL_ParseServerInfo

==================

*/

void CL_ParseServerInfo (void)

{

	char	*str;

	int		i;

	int		nummodels, numsounds;

	char	model_precache[MAX_MODELS][MAX_QPATH];

	char	sound_precache[MAX_SOUNDS][MAX_QPATH];

	Con_DPrintf ("Serverinfo packet received.\n");

//

// wipe the client_state_t struct

//

	CL_ClearState ();

// parse protocol version number

	i = MSG_ReadLong ();

	if (i != PROTOCOL_VERSION)

	{

		Con_Printf ("Server returned version %i, not %i", i, PROTOCOL_VERSION);

		return;

	}

// parse maxclients

	cl.maxclients = MSG_ReadByte ();

	if (cl.maxclients < 1 || cl.maxclients > MAX_SCOREBOARD)

	{

		Con_Printf("Bad maxclients (%u) from server\n", cl.maxclients);

		return;

	}

	cl.scores = Hunk_AllocName (cl.maxclients*sizeof(*cl.scores), "scores");

// parse gametype

	cl.gametype = MSG_ReadByte ();

// parse signon message

	str = MSG_ReadString ();

	strncpy (cl.levelname, str, sizeof(cl.levelname)-1);

// seperate the printfs so the server message can have a color

	Con_Printf("\n\n\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37\n\n");

	Con_Printf ("%c%s\n", 2, str);

//

// first we go through and touch all of the precache data that still

// happens to be in the cache, so precaching something else doesn't

// needlessly purge it

//

// precache models

	memset (cl.model_precache, 0, sizeof(cl.model_precache));

	for (nummodels=1 ; ; nummodels++)

	{

		str = MSG_ReadString ();

		if (!str[0])

			break;

		if (nummodels==MAX_MODELS)

		{

			Con_Printf ("Server sent too many model precaches\n");

			return;

		}

		strcpy (model_precache[nummodels], str);

		Mod_TouchModel (str);

	}

// precache sounds

	memset (cl.sound_precache, 0, sizeof(cl.sound_precache));

	for (numsounds=1 ; ; numsounds++)

	{

		str = MSG_ReadString ();

		if (!str[0])

			break;

		if (numsounds==MAX_SOUNDS)

		{

			Con_Printf ("Server sent too many sound precaches\n");

			return;

		}

		strcpy (sound_precache[numsounds], str);

		S_TouchSound (str);

	}

//

// now we try to load everything else until a cache allocation fails

//

	for (i=1 ; i

	{

		cl.model_precache[i] = Mod_ForName (model_precache[i], false);

		if (cl.model_precache[i] == NULL)

		{

			Con_Printf("Model %s not found\n", model_precache[i]);

			return;

		}

		CL_KeepaliveMessage ();

	}

	S_BeginPrecaching ();

	for (i=1 ; i

	{

		cl.sound_precache[i] = S_PrecacheSound (sound_precache[i]);

		CL_KeepaliveMessage ();

	}

	S_EndPrecaching ();

// local state

	cl_entities[0].model = cl.worldmodel = cl.model_precache[1];

	R_NewMap ();

	Hunk_Check ();		// make sure nothing is hurt

	noclip_anglehack = false;		// noclip is turned off at start

}

/*

==================

CL_ParseUpdate

Parse an entity update message from the server

If an entities model or origin changes from frame to frame, it must be

relinked.  Other attributes can change without relinking.

==================

*/

int	bitcounts[16];

void CL_ParseUpdate (int bits)

{

	int			i;

	model_t		*model;

	int			modnum;

	qboolean	forcelink;

	entity_t	*ent;

	int			num;

	int			skin;

	if (cls.signon == SIGNONS - 1)

	{	// first update is the final signon stage

		cls.signon = SIGNONS;

		CL_SignonReply ();

	}

	if (bits & U_MOREBITS)

	{

		i = MSG_ReadByte ();

		bits |= (i<<8);

	}

	if (bits & U_LONGENTITY)

		num = MSG_ReadShort ();

	else

		num = MSG_ReadByte ();

	ent = CL_EntityNum (num);

for (i=0 ; i<16 ; i++)

if (bits&(1<

	bitcounts[i]++;

	if (ent->msgtime != cl.mtime[1])

		forcelink = true;	// no previous frame to lerp from

	else

		forcelink = false;

	ent->msgtime = cl.mtime[0];

	if (bits & U_MODEL)

	{

		modnum = MSG_ReadByte ();

		if (modnum >= MAX_MODELS)

			Host_Error ("CL_ParseModel: bad modnum");

	}

	else

		modnum = ent->baseline.modelindex;

	model = cl.model_precache[modnum];

	if (model != ent->model)

	{

		ent->model = model;

	// automatic animation (torches, etc) can be either all together

	// or randomized

		if (model)

		{

			if (model->synctype == ST_RAND)

				ent->syncbase = (float)(rand()&0x7fff) / 0x7fff;

			else

				ent->syncbase = 0.0;

		}

		else

			forcelink = true;	// hack to make null model players work

#ifdef GLQUAKE

		if (num > 0 && num <= cl.maxclients)

			R_TranslatePlayerSkin (num - 1);

#endif

	}

	if (bits & U_FRAME)

		ent->frame = MSG_ReadByte ();

	else

		ent->frame = ent->baseline.frame;

	if (bits & U_COLORMAP)

		i = MSG_ReadByte();

	else

		i = ent->baseline.colormap;

	if (!i)

		ent->colormap = vid.colormap;

	else

	{

		if (i > cl.maxclients)

			Sys_Error ("i >= cl.maxclients");

		ent->colormap = cl.scores[i-1].translations;

	}

#ifdef GLQUAKE

	if (bits & U_SKIN)

		skin = MSG_ReadByte();

	else

		skin = ent->baseline.skin;

	if (skin != ent->skinnum) {

		ent->skinnum = skin;

		if (num > 0 && num <= cl.maxclients)

			R_TranslatePlayerSkin (num - 1);

	}

#else

	if (bits & U_SKIN)

		ent->skinnum = MSG_ReadByte();

	else

		ent->skinnum = ent->baseline.skin;

#endif

	if (bits & U_EFFECTS)

		ent->effects = MSG_ReadByte();

	else

		ent->effects = ent->baseline.effects;

// shift the known values for interpolation

	VectorCopy (ent->msg_origins[0], ent->msg_origins[1]);

	VectorCopy (ent->msg_angles[0], ent->msg_angles[1]);

	if (bits & U_ORIGIN1)

		ent->msg_origins[0][0] = MSG_ReadCoord ();

	else

		ent->msg_origins[0][0] = ent->baseline.origin[0];

	if (bits & U_ANGLE1)

		ent->msg_angles[0][0] = MSG_ReadAngle();

	else

		ent->msg_angles[0][0] = ent->baseline.angles[0];

	if (bits & U_ORIGIN2)

		ent->msg_origins[0][1] = MSG_ReadCoord ();

	else

		ent->msg_origins[0][1] = ent->baseline.origin[1];

	if (bits & U_ANGLE2)

		ent->msg_angles[0][1] = MSG_ReadAngle();

	else

		ent->msg_angles[0][1] = ent->baseline.angles[1];

	if (bits & U_ORIGIN3)

		ent->msg_origins[0][2] = MSG_ReadCoord ();

	else

		ent->msg_origins[0][2] = ent->baseline.origin[2];

	if (bits & U_ANGLE3)

		ent->msg_angles[0][2] = MSG_ReadAngle();

	else

		ent->msg_angles[0][2] = ent->baseline.angles[2];

	if ( bits & U_NOLERP )

		ent->forcelink = true;

	if ( forcelink )

	{	// didn't have an update last message

		VectorCopy (ent->msg_origins[0], ent->msg_origins[1]);

		VectorCopy (ent->msg_origins[0], ent->origin);

		VectorCopy (ent->msg_angles[0], ent->msg_angles[1]);

		VectorCopy (ent->msg_angles[0], ent->angles);

		ent->forcelink = true;

	}

}

/*

==================

CL_ParseBaseline

==================

*/

void CL_ParseBaseline (entity_t *ent)

{

	int			i;

	ent->baseline.modelindex = MSG_ReadByte ();

	ent->baseline.frame = MSG_ReadByte ();

	ent->baseline.colormap = MSG_ReadByte();

	ent->baseline.skin = MSG_ReadByte();

	for (i=0 ; i<3 ; i++)

	{

		ent->baseline.origin[i] = MSG_ReadCoord ();

		ent->baseline.angles[i] = MSG_ReadAngle ();

	}

}

/*

==================

CL_ParseClientdata

Server information pertaining to this client only

==================

*/

void CL_ParseClientdata (int bits)

{

	int		i, j;

	if (bits & SU_VIEWHEIGHT)

		cl.viewheight = MSG_ReadChar ();

	else

		cl.viewheight = DEFAULT_VIEWHEIGHT;

	if (bits & SU_IDEALPITCH)

		cl.idealpitch = MSG_ReadChar ();

	else

		cl.idealpitch = 0;

	VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);

	for (i=0 ; i<3 ; i++)

	{

		if (bits & (SU_PUNCH1<

			cl.punchangle[i] = MSG_ReadChar();

		else

			cl.punchangle[i] = 0;

		if (bits & (SU_VELOCITY1<

			cl.mvelocity[0][i] = MSG_ReadChar()*16;

		else

			cl.mvelocity[0][i] = 0;

	}

// [always sent]	if (bits & SU_ITEMS)

		i = MSG_ReadLong ();

	if (cl.items != i)

	{	// set flash times

		Sbar_Changed ();

		for (j=0 ; j<32 ; j++)

			if ( (i & (1<

				cl.item_gettime[j] = cl.time;

		cl.items = i;

	}

	cl.onground = (bits & SU_ONGROUND) != 0;

	cl.inwater = (bits & SU_INWATER) != 0;

	if (bits & SU_WEAPONFRAME)

		cl.stats[STAT_WEAPONFRAME] = MSG_ReadByte ();

	else

		cl.stats[STAT_WEAPONFRAME] = 0;

	if (bits & SU_ARMOR)

		i = MSG_ReadByte ();

	else

		i = 0;

	if (cl.stats[STAT_ARMOR] != i)

	{

		cl.stats[STAT_ARMOR] = i;

		Sbar_Changed ();

	}

	if (bits & SU_WEAPON)

		i = MSG_ReadByte ();

	else

		i = 0;

	if (cl.stats[STAT_WEAPON] != i)

	{

		cl.stats[STAT_WEAPON] = i;

		Sbar_Changed ();

	}

	i = MSG_ReadShort ();

	if (cl.stats[STAT_HEALTH] != i)

	{

		cl.stats[STAT_HEALTH] = i;

		Sbar_Changed ();

	}

	i = MSG_ReadByte ();

	if (cl.stats[STAT_AMMO] != i)

	{

		cl.stats[STAT_AMMO] = i;

		Sbar_Changed ();

	}

	for (i=0 ; i<4 ; i++)

	{

		j = MSG_ReadByte ();

		if (cl.stats[STAT_SHELLS+i] != j)

		{

			cl.stats[STAT_SHELLS+i] = j;

			Sbar_Changed ();

		}

	}

	i = MSG_ReadByte ();

	if (standard_quake)

	{

		if (cl.stats[STAT_ACTIVEWEAPON] != i)

		{

			cl.stats[STAT_ACTIVEWEAPON] = i;

			Sbar_Changed ();

		}

	}

	else

	{

		if (cl.stats[STAT_ACTIVEWEAPON] != (1<

		{

			cl.stats[STAT_ACTIVEWEAPON] = (1<

			Sbar_Changed ();

		}

	}

}

/*

=====================

CL_NewTranslation

=====================

*/

void CL_NewTranslation (int slot)

{

	int		i, j;

	int		top, bottom;

	byte	*dest, *source;

	if (slot > cl.maxclients)

		Sys_Error ("CL_NewTranslation: slot > cl.maxclients");

	dest = cl.scores[slot].translations;

	source = vid.colormap;

	memcpy (dest, vid.colormap, sizeof(cl.scores[slot].translations));

	top = cl.scores[slot].colors & 0xf0;

	bottom = (cl.scores[slot].colors &15)<<4;

#ifdef GLQUAKE

	R_TranslatePlayerSkin (slot);

#endif

	for (i=0 ; i

	{

		if (top < 128)	// the artists made some backwards ranges.  sigh.

			memcpy (dest + TOP_RANGE, source + top, 16);

		else

			for (j=0 ; j<16 ; j++)

				dest[TOP_RANGE+j] = source[top+15-j];

		if (bottom < 128)

			memcpy (dest + BOTTOM_RANGE, source + bottom, 16);

		else

			for (j=0 ; j<16 ; j++)

				dest[BOTTOM_RANGE+j] = source[bottom+15-j];

	}

}

/*

=====================

CL_ParseStatic

=====================

*/

void CL_ParseStatic (void)

{

	entity_t *ent;

	int		i;

	i = cl.num_statics;

	if (i >= MAX_STATIC_ENTITIES)

		Host_Error ("Too many static entities");

	ent = &cl_static_entities[i];

	cl.num_statics++;

	CL_ParseBaseline (ent);

// copy it to the current state

	ent->model = cl.model_precache[ent->baseline.modelindex];

	ent->frame = ent->baseline.frame;

	ent->colormap = vid.colormap;

	ent->skinnum = ent->baseline.skin;

	ent->effects = ent->baseline.effects;

	VectorCopy (ent->baseline.origin, ent->origin);

	VectorCopy (ent->baseline.angles, ent->angles);

	R_AddEfrags (ent);

}

/*

===================

CL_ParseStaticSound

===================

*/

void CL_ParseStaticSound (void)

{

	vec3_t		org;

	int			sound_num, vol, atten;

	int			i;

	for (i=0 ; i<3 ; i++)

		org[i] = MSG_ReadCoord ();

	sound_num = MSG_ReadByte ();

	vol = MSG_ReadByte ();

	atten = MSG_ReadByte ();

	S_StaticSound (cl.sound_precache[sound_num], org, vol, atten);

}

#define SHOWNET(x) if(cl_shownet.value==2)Con_Printf ("%3i:%s\n", msg_readcount-1, x);

/*

=====================

CL_ParseServerMessage

=====================

*/

void CL_ParseServerMessage (void)

{

	int			cmd;

	int			i;

//

// if recording demos, copy the message out

//

	if (cl_shownet.value == 1)

		Con_Printf ("%i ",net_message.cursize);

	else if (cl_shownet.value == 2)

		Con_Printf ("------------------\n");

	cl.onground = false;	// unless the server says otherwise

//

// parse the message

//

	MSG_BeginReading ();

	while (1)

	{

		if (msg_badread)

			Host_Error ("CL_ParseServerMessage: Bad server message");

		cmd = MSG_ReadByte ();

		if (cmd == -1)

		{

			SHOWNET("END OF MESSAGE");

			return;		// end of message

		}

	// if the high bit of the command byte is set, it is a fast update

		if (cmd & 128)

		{

			SHOWNET("fast update");

			CL_ParseUpdate (cmd&127);

			continue;

		}

		SHOWNET(svc_strings[cmd]);

	// other commands

		switch (cmd)

		{

		default:

			Host_Error ("CL_ParseServerMessage: Illegible server message\n");

			break;

		case svc_nop:

//			Con_Printf ("svc_nop\n");

			break;

		case svc_time:

			cl.mtime[1] = cl.mtime[0];

			cl.mtime[0] = MSG_ReadFloat ();

			break;

		case svc_clientdata:

			i = MSG_ReadShort ();

			CL_ParseClientdata (i);

			break;

		case svc_version:

			i = MSG_ReadLong ();

			if (i != PROTOCOL_VERSION)

				Host_Error ("CL_ParseServerMessage: Server is protocol %i instead of %i\n", i, PROTOCOL_VERSION);

			break;

		case svc_disconnect:

			Host_EndGame ("Server disconnected\n");

		case svc_print:

			Con_Printf ("%s", MSG_ReadString ());

			break;

		case svc_centerprint:

			SCR_CenterPrint (MSG_ReadString ());

			break;

		case svc_stufftext:

			Cbuf_AddText (MSG_ReadString ());

			break;

		case svc_damage:

			V_ParseDamage ();

			break;

		case svc_serverinfo:

			CL_ParseServerInfo ();

			vid.recalc_refdef = true;	// leave intermission full screen

			break;

		case svc_setangle:

			for (i=0 ; i<3 ; i++)

				cl.viewangles[i] = MSG_ReadAngle ();

			break;

		case svc_setview:

			cl.viewentity = MSG_ReadShort ();

			break;

		case svc_lightstyle:

			i = MSG_ReadByte ();

			if (i >= MAX_LIGHTSTYLES)

				Sys_Error ("svc_lightstyle > MAX_LIGHTSTYLES");

			Q_strcpy (cl_lightstyle[i].map,  MSG_ReadString());

			cl_lightstyle[i].length = Q_strlen(cl_lightstyle[i].map);

			break;

		case svc_sound:

			CL_ParseStartSoundPacket();

			break;

		case svc_stopsound:

			i = MSG_ReadShort();

			S_StopSound(i>>3, i&7);

			break;

		case svc_updatename:

			Sbar_Changed ();

			i = MSG_ReadByte ();

			if (i >= cl.maxclients)

				Host_Error ("CL_ParseServerMessage: svc_updatename > MAX_SCOREBOARD");

			strcpy (cl.scores[i].name, MSG_ReadString ());

			break;

		case svc_updatefrags:

			Sbar_Changed ();

			i = MSG_ReadByte ();

			if (i >= cl.maxclients)

				Host_Error ("CL_ParseServerMessage: svc_updatefrags > MAX_SCOREBOARD");

			cl.scores[i].frags = MSG_ReadShort ();

			break;

		case svc_updatecolors:

			Sbar_Changed ();

			i = MSG_ReadByte ();

			if (i >= cl.maxclients)

				Host_Error ("CL_ParseServerMessage: svc_updatecolors > MAX_SCOREBOARD");

			cl.scores[i].colors = MSG_ReadByte ();

			CL_NewTranslation (i);

			break;

		case svc_particle:

			R_ParseParticleEffect ();

			break;

		case svc_spawnbaseline:

			i = MSG_ReadShort ();

			// must use CL_EntityNum() to force cl.num_entities up

			CL_ParseBaseline (CL_EntityNum(i));

			break;

		case svc_spawnstatic:

			CL_ParseStatic ();

			break;

		case svc_temp_entity:

			CL_ParseTEnt ();

			break;

		case svc_setpause:

			{

				cl.paused = MSG_ReadByte ();

				if (cl.paused)

				{

					CDAudio_Pause ();

#ifdef _WIN32

					VID_HandlePause (true);

#endif

				}

				else

				{

					CDAudio_Resume ();

#ifdef _WIN32

					VID_HandlePause (false);

#endif

				}

			}

			break;

		case svc_signonnum:

			i = MSG_ReadByte ();

			if (i <= cls.signon)

				Host_Error ("Received signon %i when at %i", i, cls.signon);

			cls.signon = i;

			CL_SignonReply ();

			break;

		case svc_killedmonster:

			cl.stats[STAT_MONSTERS]++;

			break;

		case svc_foundsecret:

			cl.stats[STAT_SECRETS]++;

			break;

		case svc_updatestat:

			i = MSG_ReadByte ();

			if (i < 0 || i >= MAX_CL_STATS)

				Sys_Error ("svc_updatestat: %i is invalid", i);

			cl.stats[i] = MSG_ReadLong ();;

			break;

		case svc_spawnstaticsound:

			CL_ParseStaticSound ();

			break;

		case svc_cdtrack:

			cl.cdtrack = MSG_ReadByte ();

			cl.looptrack = MSG_ReadByte ();

			if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )

				CDAudio_Play ((byte)cls.forcetrack, true);

			else

				CDAudio_Play ((byte)cl.cdtrack, true);

			break;

		case svc_intermission:

			cl.intermission = 1;

			cl.completed_time = cl.time;

			vid.recalc_refdef = true;	// go to full screen

			break;

		case svc_finale:

			cl.intermission = 2;

			cl.completed_time = cl.time;

			vid.recalc_refdef = true;	// go to full screen

			SCR_CenterPrint (MSG_ReadString ());

			break;

		case svc_cutscene:

			cl.intermission = 3;

			cl.completed_time = cl.time;

			vid.recalc_refdef = true;	// go to full screen

			SCR_CenterPrint (MSG_ReadString ());

			break;

		case svc_sellscreen:

			Cmd_ExecuteString ("help", src_command);

			break;

		}

	}

}