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fteqw/fteqtv/parse.c
Spoike ff204ebd02 security fix and highchars fix 
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@1359 fc73d0e0-1445-4013-8a0c-d673dee63da5
2005-09-24 11:44:26 +00:00

1062 lines
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C
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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 included (GNU.txt) 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.
*/
#include "qtv.h"
#define ParseError(m) (m)->cursize = (m)->cursize+1 //
void InitNetMsg(netmsg_t *b, char *buffer, int bufferlength)
{
b->data = buffer;
b->maxsize = bufferlength;
b->readpos = 0;
b->cursize = 0;
}
//probably not the place for these any more..
unsigned char ReadByte(netmsg_t *b)
{
if (b->readpos >= b->cursize)
{
b->readpos = b->cursize+1;
return 0;
}
return b->data[b->readpos++];
}
unsigned short ReadShort(netmsg_t *b)
{
int b1, b2;
b1 = ReadByte(b);
b2 = ReadByte(b);
return b1 | (b2<<8);
}
unsigned int ReadLong(netmsg_t *b)
{
int s1, s2;
s1 = ReadShort(b);
s2 = ReadShort(b);
return s1 | (s2<<16);
}
float ReadFloat(netmsg_t *b)
{
union {
unsigned int i;
float f;
} u;
u.i = ReadLong(b);
return u.f;
}
void ReadString(netmsg_t *b, char *string, int maxlen)
{
maxlen--; //for null terminator
while(maxlen)
{
*string = ReadByte(b);
if (!*string)
return;
string++;
maxlen--;
}
*string++ = '\0'; //add the null
}
void WriteByte(netmsg_t *b, unsigned char c)
{
if (b->cursize>=b->maxsize)
return;
b->data[b->cursize++] = c;
}
void WriteShort(netmsg_t *b, unsigned short l)
{
WriteByte(b, (l&0x00ff)>>0);
WriteByte(b, (l&0xff00)>>8);
}
void WriteLong(netmsg_t *b, unsigned int l)
{
WriteByte(b, (l&0x000000ff)>>0);
WriteByte(b, (l&0x0000ff00)>>8);
WriteByte(b, (l&0x00ff0000)>>16);
WriteByte(b, (l&0xff000000)>>24);
}
void WriteFloat(netmsg_t *b, float f)
{
union {
unsigned int i;
float f;
} u;
u.f = f;
WriteLong(b, u.i);
}
void WriteString2(netmsg_t *b, const char *str)
{ //no null terminator, convienience function.
while(*str)
WriteByte(b, *str++);
}
void WriteString(netmsg_t *b, const char *str)
{
while(*str)
WriteByte(b, *str++);
WriteByte(b, 0);
}
void WriteData(netmsg_t *b, const char *data, int length)
{
int i;
unsigned char *buf;
if (b->cursize + length > b->maxsize) //urm, that's just too big. :(
return;
buf = b->data+b->cursize;
for (i = 0; i < length; i++)
*buf++ = *data++;
b->cursize+=length;
}
#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)
void SendBufferToViewer(viewer_t *v, const char *buffer, int length, qboolean reliable)
{
if (reliable)
{
//try and put it in the normal reliable
if (!v->backbuffered && v->netchan.message.cursize+length < v->netchan.message.maxsize)
WriteData(&v->netchan.message, buffer, length);
else if (v->backbuffered>0 && v->backbuf[v->backbuffered-1].cursize+length < v->backbuf[v->backbuffered-1].maxsize) //try and put it in the current backbuffer
WriteData(&v->backbuf[v->backbuffered-1], buffer, length);
else if (v->backbuffered == MAX_BACK_BUFFERS)
v->drop = true; //we would need too many backbuffers.
else
{
//create a new backbuffer
if (!v->backbuf[v->backbuffered].data)
{
InitNetMsg(&v->backbuf[v->backbuffered], (unsigned char *)malloc(MAX_BACKBUF_SIZE), MAX_BACKBUF_SIZE);
}
v->backbuf[v->backbuffered].cursize = 0; //make sure it's empty
WriteData(&v->backbuf[v->backbuffered], buffer, length);
v->backbuffered++;
}
}
}
void Multicast(sv_t *tv, char *buffer, int length, int to, unsigned int playermask)
{
/*
#define dem_cmd 0 //shouldn't be present
#define dem_read 1 //intended for the proxy, equivelent to dem_all :\
#define dem_set 2 //keeps the playerinfo packets in sync, present once, at start, with specific parameters. Ignored.
#define dem_multiple 3 //send to multiple specific players if tracking - basically team_prints.
#define dem_single 4 //send to a single player, sprint, centerprint, etc
#define dem_stats 5 //overkill... same as single
#define dem_all 6 //broadcast to all
*/
viewer_t *v;
switch(to)
{
case dem_multiple:
case dem_single:
case dem_stats:
//check and send to them only if they're tracking this player(s).
for (v = tv->viewers; v; v = v->next)
{
if (v->trackplayer>=0)
if ((1<<v->trackplayer)&playermask)
SendBufferToViewer(v, buffer, length, true); //FIXME: change the reliable depending on message type
}
break;
default:
//send to all
for (v = tv->viewers; v; v = v->next)
{
SendBufferToViewer(v, buffer, length, true); //FIXME: change the reliable depending on message type
}
break;
}
}
static void ParseServerData(sv_t *tv, netmsg_t *m, int to, unsigned int playermask)
{
int protocol;
viewer_t *v;
protocol = ReadLong(m);
if (protocol != PROTOCOL_VERSION)
{
ParseError(m);
return;
}
tv->parsingconnectiondata = true;
ReadLong(m); //we don't care about server's servercount, it's all reliable data anyway.
ReadString(m, tv->gamedir, sizeof(tv->gamedir));
/*tv->servertime =*/ ReadFloat(m);
ReadString(m, tv->mapname, sizeof(tv->mapname));
printf("Gamedir: %s\n", tv->gamedir);
printf("---------------------\n");
printf("%s\n", tv->mapname);
printf("---------------------\n");
// get the movevars
tv->movevars.gravity = ReadFloat(m);
tv->movevars.stopspeed = ReadFloat(m);
tv->movevars.maxspeed = ReadFloat(m);
tv->movevars.spectatormaxspeed = ReadFloat(m);
tv->movevars.accelerate = ReadFloat(m);
tv->movevars.airaccelerate = ReadFloat(m);
tv->movevars.wateraccelerate = ReadFloat(m);
tv->movevars.friction = ReadFloat(m);
tv->movevars.waterfriction = ReadFloat(m);
tv->movevars.entgrav = ReadFloat(m);
for (v = tv->viewers; v; v = v->next)
v->thinksitsconnected = false;
tv->maxents = 0; //clear these
memset(tv->modellist, 0, sizeof(tv->modellist));
memset(tv->soundlist, 0, sizeof(tv->soundlist));
memset(tv->lightstyle, 0, sizeof(tv->lightstyle));
tv->staticsound_count = 0;
memset(tv->staticsound, 0, sizeof(tv->staticsound));
memset(tv->players, 0, sizeof(tv->players));
}
static void ParseCDTrack(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
tv->cdtrack = ReadByte(m);
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseStufftext(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
viewer_t *v;
char text[1024];
char value[256];
qboolean fromproxy;
ReadString(m, text, sizeof(text));
if (!strcmp(text, "skins\n"))
{
const char newcmd[10] = {svc_stufftext, 'c', 'm', 'd', ' ', 'n','e','w','\n','\0'};
tv->servercount++;
tv->parsingconnectiondata = false;
for (v = tv->viewers; v; v = v->next)
{
SendBufferToViewer(v, newcmd, sizeof(newcmd), true);
}
return;
}
else if (!strncmp(text, "fullserverinfo ", 15))
{
text[strlen(text)-1] = '\0';
text[strlen(text)-1] = '\0';
//copy over the server's serverinfo
strncpy(tv->serverinfo, text+16, sizeof(tv->serverinfo)-1);
Info_ValueForKey(tv->serverinfo, "*qtv", value, sizeof(value));
if (*value)
fromproxy = true;
else
fromproxy = false;
//add on our extra infos
Info_SetValueForStarKey(tv->serverinfo, "*qtv", VERSION, sizeof(tv->serverinfo));
Info_SetValueForStarKey(tv->serverinfo, "*z_ext", Z_EXT_STRING, sizeof(tv->serverinfo));
//change the hostname (the qtv's hostname with the server's hostname in brackets)
Info_ValueForKey(tv->serverinfo, "hostname", value, sizeof(value));
if (fromproxy && strchr(value, '(') && value[strlen(value)-1] == ')') //already has brackets
{ //the fromproxy check is because it's fairly common to find a qw server with brackets after it's name.
char *s;
s = strchr(value, '('); //so strip the parent proxy's hostname, and put our hostname first, leaving the origional server's hostname within the brackets
_snprintf(text, sizeof(text), "%s %s", tv->hostname, s);
}
else
{
if (tv->file)
_snprintf(text, sizeof(text), "%s (recorded from: %s)", tv->hostname, value);
else
_snprintf(text, sizeof(text), "%s (live: %s)", tv->hostname, value);
}
Info_SetValueForStarKey(tv->serverinfo, "hostname", text, sizeof(tv->serverinfo));
return;
}
else if (!strncmp(text, "cmd ", 4))
return; //commands the game server asked for are pointless.
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseServerinfo(sv_t *tv, netmsg_t *m)
{
char key[64];
char value[64];
ReadString(m, key, sizeof(key));
ReadString(m, value, sizeof(value));
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, dem_all, (unsigned)-1);
}
static void ParsePrint(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
unsigned char *t;
char text[1024];
int level;
level = ReadByte(m);
ReadString(m, text, sizeof(text));
if (to == dem_all || to == dem_read)
{
if (level > 1)
{
for (t = (unsigned char*)text; *t; t++)
{
if (*t > 128)
*t -= 128;
if (*t == 16)
*t = '[';
}
printf("%s", text);
}
}
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseCenterprint(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
char text[1024];
ReadString(m, text, sizeof(text));
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static int ParseList(sv_t *tv, netmsg_t *m, filename_t *list, int to, unsigned int mask)
{
int first;
first = ReadByte(m)+1;
for (; first < MAX_LIST; first++)
{
ReadString(m, list[first].name, sizeof(list[first].name));
// printf("read %i: %s\n", first, list[first].name);
if (!*list[first].name)
break;
// printf("%i: %s\n", first, list[first].name);
}
return ReadByte(m);
}
static void ParseEntityState(entity_state_t *es, netmsg_t *m) //for baselines/static entities
{
int i;
es->modelindex = ReadByte(m);
es->frame = ReadByte(m);
es->colormap = ReadByte(m);
es->skinnum = ReadByte(m);
for (i = 0; i < 3; i++)
{
es->origin[i] = ReadShort(m);
es->angles[i] = ReadByte(m);
}
}
static void ParseBaseline(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
unsigned int entnum;
entnum = ReadShort(m);
if (entnum >= MAX_ENTITIES)
{
ParseError(m);
return;
}
ParseEntityState(&tv->entity[entnum].baseline, m);
}
static void ParseStaticSound(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
if (tv->staticsound_count == MAX_STATICSOUNDS)
{
tv->staticsound_count--; // don't be fatal.
printf("Too many static sounds\n");
}
tv->staticsound[tv->staticsound_count].origin[0] = ReadShort(m);
tv->staticsound[tv->staticsound_count].origin[1] = ReadShort(m);
tv->staticsound[tv->staticsound_count].origin[2] = ReadShort(m);
tv->staticsound[tv->staticsound_count].soundindex = ReadByte(m);
tv->staticsound[tv->staticsound_count].volume = ReadByte(m);
tv->staticsound[tv->staticsound_count].attenuation = ReadByte(m);
tv->staticsound_count++;
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseIntermission(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
ReadShort(m);
ReadShort(m);
ReadShort(m);
ReadByte(m);
ReadByte(m);
ReadByte(m);
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
void ParseSpawnStatic(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
if (tv->spawnstatic_count == MAX_STATICENTITIES)
{
tv->spawnstatic_count--; // don't be fatal.
printf("Too many static entities\n");
}
ParseEntityState(&tv->spawnstatic[tv->spawnstatic_count], m);
tv->spawnstatic_count++;
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParsePlayerInfo(sv_t *tv, netmsg_t *m)
{
int flags;
int num;
int i;
num = ReadByte(m);
if (num >= MAX_CLIENTS)
{
num = 0; // don't be fatal.
printf("Too many players, wrapping\n");
}
tv->players[num].old = tv->players[num].current;
flags = ReadShort(m);
tv->players[num].gibbed = !!(flags & DF_GIB);
tv->players[num].dead = !!(flags & DF_DEAD);
tv->players[num].current.frame = ReadByte(m);
for (i = 0; i < 3; i++)
{
if (flags & (DF_ORIGIN << i))
tv->players[num].current.origin[i] = ReadShort (m);
}
for (i = 0; i < 3; i++)
{
if (flags & (DF_ANGLES << i))
{
tv->players[num].current.angles[i] = ReadShort(m);
}
}
if (flags & DF_MODEL)
tv->players[num].current.modelindex = ReadByte (m);
if (flags & DF_SKINNUM)
tv->players[num].current.skinnum = ReadByte (m);
if (flags & DF_EFFECTS)
tv->players[num].current.effects = ReadByte (m);
if (flags & DF_WEAPONFRAME)
tv->players[num].current.weaponframe = ReadByte (m);
tv->players[num].active = true;
tv->players[num].leafcount = BSP_SphereLeafNums(tv->bsp, MAX_ENTITY_LEAFS, tv->players[num].leafs,
tv->players[num].current.origin[0]/8.0f,
tv->players[num].current.origin[1]/8.0f,
tv->players[num].current.origin[2]/8.0f, 32);
}
static void FlushPacketEntities(sv_t *tv)
{
int i;
for (i = 0; i < MAX_ENTITIES; i++)
tv->entity[i].current.modelindex = 0;
}
static void ParsePacketEntities(sv_t *tv, netmsg_t *m)
{
int entnum;
int flags;
qboolean forcerelink;
viewer_t *v;
tv->physicstime = tv->parsetime;
if (tv->chokeonnotupdated)
for (v = tv->viewers; v; v = v->next)
{
v->chokeme = false;
}
for (entnum = 0; entnum < MAX_CLIENTS; entnum++)
{ //hide players
//they'll be sent after this packet.
tv->players[entnum].active = false;
}
//luckilly, only updated entities are here, so that keeps cpu time down a bit.
for (;;)
{
flags = ReadShort(m);
if (!flags)
break;
entnum = flags & 511;
if (tv->maxents < entnum)
tv->maxents = entnum;
flags &= ~511;
memcpy(&tv->entity[entnum].old, &tv->entity[entnum].current, sizeof(entity_state_t)); //ow.
if (flags & U_REMOVE)
{
tv->entity[entnum].current.modelindex = 0;
continue;
}
if (!tv->entity[entnum].current.modelindex) //lerp from baseline
{
memcpy(&tv->entity[entnum].current, &tv->entity[entnum].baseline, sizeof(entity_state_t));
forcerelink = true;
}
else
forcerelink = false;
if (flags & U_MOREBITS)
flags |= ReadByte(m);
if (flags & U_MODEL)
tv->entity[entnum].current.modelindex = ReadByte(m);
if (flags & U_FRAME)
tv->entity[entnum].current.frame = ReadByte(m);
if (flags & U_COLORMAP)
tv->entity[entnum].current.colormap = ReadByte(m);
if (flags & U_SKIN)
tv->entity[entnum].current.skinnum = ReadByte(m);
if (flags & U_EFFECTS)
tv->entity[entnum].current.effects = ReadByte(m);
if (flags & U_ORIGIN1)
tv->entity[entnum].current.origin[0] = ReadShort(m);
if (flags & U_ANGLE1)
tv->entity[entnum].current.angles[0] = ReadByte(m);
if (flags & U_ORIGIN2)
tv->entity[entnum].current.origin[1] = ReadShort(m);
if (flags & U_ANGLE2)
tv->entity[entnum].current.angles[1] = ReadByte(m);
if (flags & U_ORIGIN3)
tv->entity[entnum].current.origin[2] = ReadShort(m);
if (flags & U_ANGLE3)
tv->entity[entnum].current.angles[2] = ReadByte(m);
tv->entity[entnum].updatetime = tv->curtime;
if (!tv->entity[entnum].old.modelindex) //no old state
memcpy(&tv->entity[entnum].old, &tv->entity[entnum].current, sizeof(entity_state_t)); //copy the new to the old, so we don't end up with interpolation glitches
if ((flags & (U_ORIGIN1 | U_ORIGIN2 | U_ORIGIN3)) || forcerelink)
tv->entity[entnum].leafcount = BSP_SphereLeafNums(tv->bsp, MAX_ENTITY_LEAFS, tv->entity[entnum].leafs,
tv->entity[entnum].current.origin[0]/8.0f,
tv->entity[entnum].current.origin[1]/8.0f,
tv->entity[entnum].current.origin[2]/8.0f, 32);
}
}
static void ParseUpdatePing(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
int pnum;
int ping;
pnum = ReadByte(m);
ping = ReadShort(m);
tv->players[pnum].ping = ping;
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseUpdateFrags(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
int pnum;
int frags;
pnum = ReadByte(m);
frags = ReadShort(m);
tv->players[pnum].frags = frags;
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseUpdateStat(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
unsigned int pnum;
int value;
int statnum;
statnum = ReadByte(m);
value = ReadByte(m);
if (statnum >= MAX_STATS)
statnum = MAX_STATS-1; //please don't crash us
for (pnum = 0; pnum < MAX_CLIENTS; pnum++)
{
if (mask & (1<<pnum))
tv->players[pnum].stats[statnum] = value;
}
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseUpdateStatLong(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
unsigned int pnum;
int value;
int statnum;
statnum = ReadByte(m);
value = ReadLong(m);
if (statnum >= MAX_STATS)
statnum = MAX_STATS-1; //please don't crash us
for (pnum = 0; pnum < MAX_CLIENTS; pnum++)
{
if (mask & (1<<pnum))
tv->players[pnum].stats[statnum] = value;
}
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseUpdateUserinfo(sv_t *tv, netmsg_t *m)
{
int pnum;
pnum = ReadByte(m);
pnum%=MAX_CLIENTS;
ReadLong(m);
ReadString(m, tv->players[pnum].userinfo, sizeof(tv->players[pnum].userinfo));
}
static void ParsePacketloss(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
unsigned int pnum;
int value;
pnum = ReadByte(m)%MAX_CLIENTS;
value = ReadByte(m);
tv->players[pnum].ping = value;
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseUpdateEnterTime(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
unsigned int pnum;
float value;
pnum = ReadByte(m)%MAX_CLIENTS;
value = ReadFloat(m);
tv->players[pnum].entertime = value;
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseSound(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
#define SND_VOLUME (1<<15) // a qbyte
#define SND_ATTENUATION (1<<14) // a qbyte
#define DEFAULT_SOUND_PACKET_VOLUME 255
#define DEFAULT_SOUND_PACKET_ATTENUATION 1.0
int i;
unsigned short chan;
unsigned char vol;
unsigned char atten;
unsigned char sound_num;
short org[3];
chan = ReadShort(m);
if (chan & SND_VOLUME)
vol = ReadByte (m);
else
vol = DEFAULT_SOUND_PACKET_VOLUME;
if (chan & SND_ATTENUATION)
atten = ReadByte (m) / 64.0;
else
atten = DEFAULT_SOUND_PACKET_ATTENUATION;
sound_num = ReadByte (m);
for (i=0 ; i<3 ; i++)
org[i] = ReadShort (m);
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
static void ParseDamage(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
ReadByte (m);
ReadByte (m);
ReadShort (m);
ReadShort (m);
ReadShort (m);
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
enum {
TE_SPIKE = 0,
TE_SUPERSPIKE = 1,
TE_GUNSHOT = 2,
TE_EXPLOSION = 3,
TE_TAREXPLOSION = 4,
TE_LIGHTNING1 = 5,
TE_LIGHTNING2 = 6,
TE_WIZSPIKE = 7,
TE_KNIGHTSPIKE = 8,
TE_LIGHTNING3 = 9,
TE_LAVASPLASH = 10,
TE_TELEPORT = 11,
TE_BLOOD = 12,
TE_LIGHTNINGBLOOD = 13,
};
static void ParseTempEntity(sv_t *tv, netmsg_t *m, int to, unsigned int mask)
{
int i;
i = ReadByte (m);
switch(i)
{
case TE_SPIKE:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_SUPERSPIKE:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_GUNSHOT:
ReadByte (m);
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_EXPLOSION:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_TAREXPLOSION:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_LIGHTNING1:
case TE_LIGHTNING2:
case TE_LIGHTNING3:
ReadShort (m);
ReadShort (m);
ReadShort (m);
ReadShort (m);
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_WIZSPIKE:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_KNIGHTSPIKE:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_LAVASPLASH:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_TELEPORT:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_BLOOD:
ReadByte (m);
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
case TE_LIGHTNINGBLOOD:
ReadShort (m);
ReadShort (m);
ReadShort (m);
break;
default:
printf("temp entity %i not recognised\n", i);
return;
}
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, to, mask);
}
void ParseLightstyle(sv_t *tv, netmsg_t *m)
{
int style;
style = ReadByte(m);
if (style > MAX_LIGHTSTYLES)
style=0;
ReadString(m, tv->lightstyle[style].name, sizeof(tv->lightstyle[style].name));
Multicast(tv, m->data+m->startpos, m->readpos - m->startpos, dem_read, (unsigned)-1);
}
void ParseMessage(sv_t *tv, char *buffer, int length, int to, int mask)
{
netmsg_t buf;
buf.cursize = length;
buf.maxsize = length;
buf.readpos = 0;
buf.data = buffer;
buf.startpos = 0;
while(buf.readpos < buf.cursize)
{
if (buf.readpos > buf.cursize)
{
printf("Read past end of parse buffer\n");
return;
}
// printf("%i\n", buf.buffer[0]);
buf.startpos = buf.readpos;
switch (ReadByte(&buf))
{
case svc_bad:
ParseError(&buf);
printf("ParseMessage: svc_bad\n");
return;
case svc_nop: //quakeworld isn't meant to send these.
printf("nop\n");
break;
case svc_disconnect:
QTV_Connect(tv, tv->server); //reconnect (this is probably a demo, and reconnecting like this will make it loop)
tv->buffersize = 0; //flush it
break;
case svc_updatestat:
ParseUpdateStat(tv, &buf, to, mask);
break;
//#define svc_version 4 // [long] server version
//#define svc_setview 5 // [short] entity number
case svc_sound:
ParseSound(tv, &buf, to, mask);
break;
//#define svc_time 7 // [float] server time
case svc_print:
ParsePrint(tv, &buf, to, mask);
break;
case svc_stufftext:
ParseStufftext(tv, &buf, to, mask);
break;
case svc_setangle:
ReadByte(&buf);
ReadByte(&buf);
ReadByte(&buf);
ReadByte(&buf);
break;
case svc_serverdata:
ParseServerData(tv, &buf, to, mask);
break;
case svc_lightstyle:
ParseLightstyle(tv, &buf);
break;
//#define svc_updatename 13 // [qbyte] [string]
case svc_updatefrags:
ParseUpdateFrags(tv, &buf, to, mask);
break;
//#define svc_clientdata 15 // <shortbits + data>
//#define svc_stopsound 16 // <see code>
//#define svc_updatecolors 17 // [qbyte] [qbyte] [qbyte]
//#define svc_particle 18 // [vec3] <variable>
case svc_damage:
ParseDamage(tv, &buf, to, mask);
break;
case svc_spawnstatic:
ParseSpawnStatic(tv, &buf, to, mask);
break;
//#define svc_spawnstatic2 21
case svc_spawnbaseline:
ParseBaseline(tv, &buf, to, mask);
break;
case svc_temp_entity:
ParseTempEntity(tv, &buf, to, mask);
break;
//#define svc_setpause 24 // [qbyte] on / off
//#define svc_signonnum 25 // [qbyte] used for the signon sequence
case svc_centerprint:
ParseCenterprint(tv, &buf, to, mask);
break;
//#define svc_killedmonster 27
//#define svc_foundsecret 28
case svc_spawnstaticsound:
ParseStaticSound(tv, &buf, to, mask);
break;
case svc_intermission:
ParseIntermission(tv, &buf, to, mask);
break;
//#define svc_finale 31 // [string] text
case svc_cdtrack:
ParseCDTrack(tv, &buf, to, mask);
break;
//#define svc_sellscreen 33
//#define svc_cutscene 34 //hmm... nq only... added after qw tree splitt?
case svc_smallkick:
case svc_bigkick:
Multicast(tv, buf.data+buf.startpos, buf.readpos - buf.startpos, to, mask);
break;
case svc_updateping:
ParseUpdatePing(tv, &buf, to, mask);
break;
case svc_updateentertime:
ParseUpdateEnterTime(tv, &buf, to, mask);
break;
case svc_updatestatlong:
ParseUpdateStatLong(tv, &buf, to, mask);
break;
case svc_muzzleflash:
ReadShort(&buf);
Multicast(tv, buf.data+buf.startpos, buf.readpos - buf.startpos, to, mask);
break;
case svc_updateuserinfo:
ParseUpdateUserinfo(tv, &buf);
break;
//#define svc_download 41 // [short] size [size bytes]
case svc_playerinfo:
ParsePlayerInfo(tv, &buf);
break;
//#define svc_nails 43 // [qbyte] num [48 bits] xyzpy 12 12 12 4 8
case svc_chokecount:
ReadByte(&buf);
break;
case svc_modellist:
if (!ParseList(tv, &buf, tv->modellist, to, mask))
{
int i;
if (tv->bsp)
BSP_Free(tv->bsp);
if (tv->nobsp)
tv->bsp = NULL;
else
tv->bsp = BSP_LoadModel(tv->gamedir, tv->modellist[1].name);
tv->numinlines = 0;
for (i = 2; i < 256; i++)
{
if (*tv->modellist[i].name != '*')
break;
tv->numinlines = i;
}
}
break;
case svc_soundlist:
ParseList(tv, &buf, tv->soundlist, to, mask);
break;
case svc_packetentities:
FlushPacketEntities(tv);
ParsePacketEntities(tv, &buf);
break;
case svc_deltapacketentities:
ReadByte(&buf);
ParsePacketEntities(tv, &buf);
break;
//#define svc_maxspeed 49 // maxspeed change, for prediction
//#define svc_entgravity 50 // gravity change, for prediction
//#define svc_setinfo 51 // setinfo on a client
case svc_serverinfo:
ParseServerinfo(tv, &buf);
break;
case svc_updatepl:
ParsePacketloss(tv, &buf, to, mask);
break;
//#define svc_nails2 54 //qwe - [qbyte] num [52 bits] nxyzpy 8 12 12 12 4 8
default:
buf.readpos = buf.startpos;
printf("Can't handle svc %i\n", (unsigned int)ReadByte(&buf));
return;
}
}
}
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