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raze-gles/polymer-perf/eduke32/source/net.c
plagman 653a58574c Creating polymer-perf private branch. AKA polymer-broken, so use at your own risk. 
git-svn-id: https://svn.eduke32.com/eduke32@1774 1a8010ca-5511-0410-912e-c29ae57300e0
2011-01-19 03:13:05 +00:00

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62 KiB
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//-------------------------------------------------------------------------
/*
Copyright (C) 2010 EDuke32 developers and contributors
This file is part of EDuke32.
EDuke32 is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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.
*/
//-------------------------------------------------------------------------
#include "duke3d.h"
#include "game.h"
#include "gamedef.h"
#include "net.h"
#include "premap.h"
#include "enet/enet.h"
#include "quicklz.h"
#include "crc32.h"
/*
this should be lower than the MTU size by at least the size of the UDP and ENet headers
or else fragmentation will occur
*/
#define SYNCPACKETSIZE 1366
ENetHost *g_netServer = NULL;
ENetHost *g_netClient = NULL;
ENetPeer *g_netClientPeer = NULL;
int32_t g_netPort = 23513;
int32_t g_netDisconnect = 0;
char g_netPassword[32];
int32_t g_netSync = 0;
int32_t g_netPlayersWaiting = 0;
int32_t g_netServerMode = 0;
static char recbuf[180];
static int32_t g_chatPlayer = -1;
// sprites of these statnums are synced to clients by the server
int8_t g_netStatnums[8] = { STAT_PROJECTILE, STAT_STANDABLE, STAT_ACTIVATOR, STAT_TRANSPORT,
STAT_EFFECTOR, STAT_ACTOR, STAT_ZOMBIEACTOR, STAT_MISC
};
int32_t lastupdate[MAXSPRITES];
int32_t lastsectupdate[MAXSECTORS];
int32_t lastwallupdate[MAXWALLS];
mapstate_t *g_multiMapState = NULL;
static int32_t spritecrc[MAXSPRITES];
static int32_t sectcrc[MAXSECTORS];
static int32_t wallcrc[MAXWALLS];
void Net_Connect(const char *srvaddr)
{
ENetAddress address;
ENetEvent event;
char *addrstr = NULL;
int32_t i;
Net_Disconnect();
g_netClient = enet_host_create(NULL, 1, CHAN_MAX, 0, 0);
if (g_netClient == NULL)
{
initprintf("An error occurred while trying to create an ENet client host.\n");
return;
}
addrstr = strtok((char *)srvaddr, ":");
enet_address_set_host(&address, addrstr);
address.port = atoi((addrstr = strtok(NULL, ":")) == NULL ? "23513" : addrstr);
g_netClientPeer = enet_host_connect(g_netClient, &address, CHAN_MAX, 0);
if (g_netClientPeer == NULL)
{
initprintf("No available peers for initiating an ENet connection.\n");
return;
}
for (i=4; i>0; i--)
{
/* Wait up to 5 seconds for the connection attempt to succeed. */
if (enet_host_service(g_netClient, & event, 5000) > 0 &&
event.type == ENET_EVENT_TYPE_CONNECT)
{
initprintf("Connection to %s:%d succeeded.\n", (char *)srvaddr, address.port);
return;
}
else
{
/* Either the 5 seconds are up or a disconnect event was */
/* received. Reset the peer in the event the 5 seconds */
/* had run out without any significant event. */
enet_peer_reset(g_netClientPeer);
initprintf("Connection to %s:%d failed.\n",(char *)srvaddr,address.port);
}
initprintf(i ? "Retrying...\n" : "Giving up connection attempt.\n");
}
Net_Disconnect();
}
void Net_Disconnect(void)
{
if (g_netClient)
{
ENetEvent event;
if (g_netClientPeer)
enet_peer_disconnect_later(g_netClientPeer, 0);
while (enet_host_service(g_netClient, & event, 3000) > 0)
{
switch (event.type)
{
case ENET_EVENT_TYPE_CONNECT:
case ENET_EVENT_TYPE_NONE:
case ENET_EVENT_TYPE_RECEIVE:
if (event.packet)
enet_packet_destroy(event.packet);
break;
case ENET_EVENT_TYPE_DISCONNECT:
numplayers = playerswhenstarted = ud.multimode = 1;
myconnectindex = screenpeek = 0;
G_BackToMenu();
break;
}
}
enet_peer_reset(g_netClientPeer);
g_netClientPeer = NULL;
enet_host_destroy(g_netClient);
g_netClient = NULL;
return;
}
if (g_netServer)
{
ENetPeer *currentPeer;
ENetEvent event;
for (currentPeer = g_netServer -> peers;
currentPeer < & g_netServer -> peers [g_netServer -> peerCount];
++ currentPeer)
{
enet_peer_disconnect_later(currentPeer, 0);
}
while (enet_host_service(g_netServer, & event, 3000) > 0)
{
switch (event.type)
{
case ENET_EVENT_TYPE_CONNECT:
case ENET_EVENT_TYPE_NONE:
case ENET_EVENT_TYPE_RECEIVE:
case ENET_EVENT_TYPE_DISCONNECT:
if (event.packet)
enet_packet_destroy(event.packet);
break;
}
}
enet_host_destroy(g_netServer);
g_netServer = NULL;
}
}
static void Net_SendVersion(ENetPeer *client)
{
if (!g_netServer) return;
buf[0] = PACKET_VERSION;
buf[1] = BYTEVERSION;
buf[2] = (uint8_t)atoi(s_buildDate);
buf[3] = myconnectindex;
enet_peer_send(client, CHAN_GAMESTATE, enet_packet_create(&buf[0], 4, ENET_PACKET_FLAG_RELIABLE));
}
void Net_SendClientInfo(void)
{
int32_t i,l;
for (l=0; (unsigned)l<sizeof(szPlayerName)-1; l++)
g_player[myconnectindex].user_name[l] = Btoupper(szPlayerName[l]);
if (numplayers < 2) return;
buf[0] = PACKET_CLIENT_INFO;
l = 1;
//null terminated player name to send
for (i=0; szPlayerName[i]; i++) buf[l++] = Btoupper(szPlayerName[i]);
buf[l++] = 0;
buf[l++] = g_player[myconnectindex].ps->aim_mode = ud.mouseaiming;
buf[l++] = g_player[myconnectindex].ps->auto_aim = ud.config.AutoAim;
buf[l++] = g_player[myconnectindex].ps->weaponswitch = ud.weaponswitch;
buf[l++] = g_player[myconnectindex].ps->palookup = g_player[myconnectindex].pcolor = ud.color;
buf[l++] = g_player[myconnectindex].pteam = ud.team;
for (i=0; i<10; i++)
{
g_player[myconnectindex].wchoice[i] = g_player[0].wchoice[i];
buf[l++] = (uint8_t)g_player[0].wchoice[i];
}
buf[l++] = myconnectindex;
if (g_netClient)
enet_peer_send(g_netClientPeer, CHAN_GAMESTATE, enet_packet_create(&buf[0], l, ENET_PACKET_FLAG_RELIABLE));
else if (g_netServer)
enet_host_broadcast(g_netServer, CHAN_GAMESTATE, enet_packet_create(&buf[0], l, ENET_PACKET_FLAG_RELIABLE));
}
void Net_SendUserMapName(void)
{
int32_t j;
if (numplayers < 2)
return;
packbuf[0] = PACKET_USER_MAP;
packbuf[1] = 0;
Bcorrectfilename(boardfilename,0);
j = Bstrlen(boardfilename);
boardfilename[j++] = 0;
Bstrcat(packbuf+1,boardfilename);
packbuf[j++] = myconnectindex;
if (g_netClient)
enet_peer_send(g_netClientPeer, CHAN_GAMESTATE, enet_packet_create(packbuf, j, ENET_PACKET_FLAG_RELIABLE));
else if (g_netServer)
enet_host_broadcast(g_netServer, CHAN_GAMESTATE, enet_packet_create(packbuf, j, ENET_PACKET_FLAG_RELIABLE));
}
// FIXME: change all of the game starting support code to be fully server controlled
void Net_NewGame(int32_t volume, int32_t level)
{
packbuf[0] = PACKET_NEW_GAME;
packbuf[1] = ud.m_level_number = level;
packbuf[2] = ud.m_volume_number = volume;
packbuf[3] = ud.m_player_skill+1;
packbuf[4] = ud.m_monsters_off;
packbuf[5] = ud.m_respawn_monsters;
packbuf[6] = ud.m_respawn_items;
packbuf[7] = ud.m_respawn_inventory;
packbuf[8] = ud.m_coop;
packbuf[9] = ud.m_marker;
packbuf[10] = ud.m_ffire;
packbuf[11] = ud.m_noexits;
packbuf[12] = myconnectindex;
if (g_netClient)
enet_peer_send(g_netClientPeer, CHAN_GAMESTATE, enet_packet_create(packbuf, 13, ENET_PACKET_FLAG_RELIABLE));
else if (g_netServer)
enet_host_broadcast(g_netServer, CHAN_GAMESTATE, enet_packet_create(packbuf, 13, ENET_PACKET_FLAG_RELIABLE));
}
// sends a simple crc32 of the current password, verified by the server before the connection can continue
static void Net_SendChallenge(void)
{
int32_t l = 1;
uint32_t crc = crc32once((uint8_t *)g_netPassword, Bstrlen(g_netPassword));
if (!g_netClientPeer) return;
buf[0] = PACKET_AUTH;
*(uint32_t *)&buf[1] = crc;
l += sizeof(int32_t);
buf[l++] = myconnectindex;
enet_peer_send(g_netClientPeer, CHAN_GAMESTATE, enet_packet_create(&buf[0], l, ENET_PACKET_FLAG_RELIABLE));
}
static void P_RemovePlayer(int32_t i)
{
// server obviously can't leave the game, and index 0 shows up for disconnect events from
// players that haven't gotten far enough into the connection process to get a player ID
if (i == 0) return;
g_player[i].playerquitflag = 0;
Bsprintf(buf,"%s^00 is history!",g_player[i].user_name);
G_AddUserQuote(buf);
if (numplayers == 1)
S_PlaySound(GENERIC_AMBIENCE17);
if (g_player[myconnectindex].ps->gm & MODE_GAME)
{
if (screenpeek == i)
screenpeek = myconnectindex;
pub = NUMPAGES;
pus = NUMPAGES;
G_UpdateScreenArea();
P_QuickKill(g_player[i].ps);
if (voting == i)
{
for (i=0; i<MAXPLAYERS; i++)
{
g_player[i].vote = 0;
g_player[i].gotvote = 0;
}
voting = -1;
}
Bstrcpy(ScriptQuotes[116],buf);
g_player[myconnectindex].ps->ftq = 116;
g_player[myconnectindex].ps->fta = 180;
}
}
// sync a connecting player up with the current game state
void Net_SyncPlayer(ENetEvent *event)
{
int32_t i, j;
g_netPlayersWaiting++;
S_PlaySound(DUKE_GETWEAPON2);
TRAVERSE_CONNECT(i)
if (g_player[i].playerquitflag == 0)
break;
// open a new slot if necessary
event->peer->data = (void *)((intptr_t)(i = (i == -1 ? playerswhenstarted++ : i)));
g_player[i].netsynctime = totalclock;
g_player[i].playerquitflag = 1;
for (j=0; j<playerswhenstarted-1; j++) connectpoint2[j] = j+1;
connectpoint2[playerswhenstarted-1] = -1;
TRAVERSE_CONNECT(j)
{
if (!g_player[j].ps) g_player[j].ps = (DukePlayer_t *) Bcalloc(1, sizeof(DukePlayer_t));
if (!g_player[j].sync) g_player[j].sync = (input_t *) Bcalloc(1, sizeof(input_t));
}
packbuf[0] = PACKET_NUM_PLAYERS;
packbuf[1] = ++numplayers;
packbuf[2] = playerswhenstarted;
packbuf[3] = ++ud.multimode;
packbuf[4] = i;
packbuf[5] = myconnectindex;
enet_host_broadcast(g_netServer, CHAN_GAMESTATE, enet_packet_create(packbuf, 6, ENET_PACKET_FLAG_RELIABLE));
packbuf[0] = PACKET_PLAYER_INDEX;
packbuf[1] = i;
packbuf[2] = myconnectindex;
enet_peer_send(event->peer, CHAN_GAMESTATE, enet_packet_create(packbuf, 3, ENET_PACKET_FLAG_RELIABLE));
Net_SendClientInfo();
Net_SendUserMapName();
if (g_player[0].ps->gm & MODE_GAME)
{
if (g_multiMapState == NULL) g_multiMapState = (mapstate_t *)Bcalloc(1, sizeof(mapstate_t));
if (g_multiMapState)
{
char *buf = (char *)Bmalloc(sizeof(mapstate_t)<<1);
sprite[g_player[i].ps->i].cstat = 32768;
g_player[i].ps->runspeed = g_playerFriction;
g_player[i].ps->last_extra = sprite[g_player[i].ps->i].extra = g_player[i].ps->max_player_health = g_maxPlayerHealth;
G_SaveMapState(g_multiMapState);
if ((j = qlz_compress((char *)g_multiMapState, buf, sizeof(mapstate_t), state_compress)))
{
// all of these packets are SYNCPACKETSIZE
do
{
enet_peer_send(event->peer, CHAN_SYNC,
enet_packet_create((char *)(buf)+qlz_size_compressed(buf)-j, SYNCPACKETSIZE, ENET_PACKET_FLAG_RELIABLE));
j -= SYNCPACKETSIZE;
}
while (j >= SYNCPACKETSIZE);
// ...except for this one. A non-SYNCPACKETSIZE packet on CHAN_SYNC doubles as the signal that the transfer is done.
enet_peer_send(event->peer, CHAN_SYNC,
enet_packet_create((char *)(buf)+qlz_size_compressed(buf)-j, j, ENET_PACKET_FLAG_RELIABLE));
}
else
initprintf("Error compressing map state for transfer!\n");
Bfree(buf);
Bfree(g_multiMapState);
g_multiMapState = NULL;
}
}
}
int32_t Net_UnpackSprite(int32_t i, uint8_t *pbuf)
{
int16_t sect, statnum, osect, ostatnum, jj, opicnum, j = 0;
#ifdef POLYMER
int16_t lightid = -1;
_prlight *mylight = NULL;
#endif
osect = sprite[i].sectnum;
ostatnum = sprite[i].statnum;
opicnum = sprite[i].picnum;
Bmemcpy(&sprite[i], &pbuf[j], sizeof(spritetype));
j += sizeof(spritetype);
sect = sprite[i].sectnum;
statnum = sprite[i].statnum;
if (sect == MAXSECTORS || statnum == MAXSTATUS)
{
j += sizeof(netactor_t);
deletesprite(i);
return j;
}
sprite[i].sectnum = osect;
sprite[i].statnum = ostatnum;
// doesn't exist on the client yet
if (ostatnum == MAXSTATUS || osect == MAXSECTORS)
{
int16_t sprs[MAXSPRITES], z = 0;
while ((sprs[z++] = insertsprite(sect, statnum)) != i);
z--;
while (z--) deletesprite(sprs[z]);
}
else
{
if (sect != osect) changespritesect(i, sect);
if (statnum != ostatnum) changespritestat(i, statnum);
}
#ifdef POLYMER
if (sprite[i].picnum == opicnum)
{
mylight = actor[i].lightptr;
lightid = actor[i].lightId;
}
else if (getrendermode() == 4 && actor[i].lightptr != NULL)
{
polymer_deletelight(actor[i].lightId);
actor[i].lightId = -1;
actor[i].lightptr = NULL;
}
#endif
/*initprintf("updating sprite %d (%d)\n",i,sprite[i].picnum);*/
jj = j++;
Bmemcpy(&actor[i], &pbuf[j], sizeof(netactor_t));
j += sizeof(netactor_t);
actor[i].projectile = &SpriteProjectile[i];
#ifdef POLYMER
actor[i].lightptr = mylight;
actor[i].lightId = lightid;
#endif
actor[i].flags &= ~SPRITE_NULL;
if (pbuf[jj] & 1) T2 += (intptr_t)&script[0];
if (pbuf[jj] & 2) T5 += (intptr_t)&script[0];
if (pbuf[jj] & 4) T6 += (intptr_t)&script[0];
do
{
int16_t var_id = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
if (var_id == MAXGAMEVARS) break;
if (aGameVars[var_id].val.plValues)
aGameVars[var_id].val.plValues[i] = *(int32_t *)&pbuf[j];
j += sizeof(int32_t);
}
while (1);
return j;
}
int32_t Net_PackSprite(int32_t i, uint8_t *pbuf)
{
int32_t j = 0, jj;
*(int16_t *)&pbuf[j] = i;
j += sizeof(int16_t);
Bmemcpy(&pbuf[j], &sprite[i], sizeof(spritetype));
j += sizeof(spritetype);
pbuf[(jj = j++)] = 0;
if (T2 >= (intptr_t)&script[0] && T2 < (intptr_t)(&script[g_scriptSize]))
{
pbuf[jj] |= 1;
T2 -= (intptr_t)&script[0];
}
if (T5 >= (intptr_t)&script[0] && T5 < (intptr_t)(&script[g_scriptSize]))
{
pbuf[jj] |= 2;
T5 -= (intptr_t)&script[0];
}
if (T6 >= (intptr_t)&script[0] && T6 < (intptr_t)(&script[g_scriptSize]))
{
pbuf[jj] |= 4;
T6 -= (intptr_t)&script[0];
}
Bmemcpy(&pbuf[j], &actor[i], sizeof(netactor_t));
j += sizeof(netactor_t);
if (pbuf[jj] & 1) T2 += (intptr_t)&script[0];
if (pbuf[jj] & 2) T5 += (intptr_t)&script[0];
if (pbuf[jj] & 4) T6 += (intptr_t)&script[0];
{
int16_t ii=g_gameVarCount-1, kk = 0;
for (; ii>=0 && kk <= 64; ii--)
{
if ((aGameVars[ii].dwFlags & (GAMEVAR_PERACTOR|GAMEVAR_NOMULTI)) == GAMEVAR_PERACTOR && aGameVars[ii].val.plValues)
{
if (aGameVars[ii].val.plValues[i] != aGameVars[ii].lDefault)
{
*(int16_t *)&pbuf[j] = ii;
j += sizeof(int16_t);
*(int32_t *)&pbuf[j] = aGameVars[ii].val.plValues[i];
j += sizeof(int32_t);
kk++;
}
}
}
*(int16_t *)&pbuf[j] = MAXGAMEVARS;
j += sizeof(int16_t);
}
return j;
}
void Net_ParseServerPacket(ENetEvent *event)
{
uint8_t *pbuf = event->packet->data;
int32_t packbufleng = event->packet->dataLength;
int16_t i, j, l;
int32_t other = pbuf[--packbufleng];
input_t *nsyn;
#if 0
initprintf("RECEIVED PACKET: type: %d : len %d\n", pbuf[0], packbufleng);
#endif
switch (pbuf[0])
{
case PACKET_MASTER_TO_SLAVE: //[0] (receive master sync buffer)
if (!(g_player[myconnectindex].ps->gm & MODE_GAME) || g_netSync) return;
j = 0;
packbufleng = qlz_size_decompressed((char *)&pbuf[1]);
pbuf = (uint8_t *)Bcalloc(1, packbufleng+1);
packbufleng = qlz_decompress((char *)&event->packet->data[1], (char *)(pbuf), state_decompress);
ticrandomseed = *(int32_t *)&pbuf[j];
j += sizeof(int32_t);
ud.pause_on = pbuf[j++];
TRAVERSE_CONNECT(i)
{
g_player[i].ps->dead_flag = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
g_player[i].playerquitflag = pbuf[j++];
if (g_player[i].playerquitflag == 0) continue;
if (i == myconnectindex && !g_player[i].ps->dead_flag)
{
j += offsetof(input_t, filler) +
(sizeof(vec3_t) * 3) + // position and velocity
(sizeof(int16_t) * 3); // ang and horiz
goto process;
}
nsyn = (input_t *)&inputfifo[0][0];
Bmemcpy(&nsyn[i], &pbuf[j], offsetof(input_t, filler));
j += offsetof(input_t, filler);
// Bmemcpy(&g_player[i].ps->opos.x, &g_player[i].ps->pos.x, sizeof(vec3_t));
Bmemcpy(&g_player[i].ps->pos.x, &pbuf[j], sizeof(vec3_t) * 2);
if (g_player[i].ps->cursectnum >= 0 && g_player[i].ps->cursectnum < numsectors)
{
updatesectorz(g_player[i].ps->pos.x, g_player[i].ps->pos.y, g_player[i].ps->pos.z,
&g_player[i].ps->cursectnum);
changespritesect(g_player[i].ps->i, g_player[i].ps->cursectnum);
}
Bmemcpy(&sprite[g_player[i].ps->i], &pbuf[j], sizeof(vec3_t));
sprite[g_player[i].ps->i].z += PHEIGHT;
j += sizeof(vec3_t) * 2;
Bmemcpy(&g_player[i].ps->posvel.x, &pbuf[j], sizeof(vec3_t));
j += sizeof(vec3_t);
g_player[i].ps->oang = g_player[i].ps->ang;
g_player[i].ps->ang = sprite[g_player[i].ps->i].ang = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
Bmemcpy(&g_player[i].ps->ohoriz, &g_player[i].ps->horiz, sizeof(int16_t) * 2);
Bmemcpy(&g_player[i].ps->horiz, &pbuf[j], sizeof(int16_t) * 2);
j += sizeof(int16_t) * 2;
process:
g_player[i].ps->gotweapon = *(uint16_t *)&pbuf[j];
j += sizeof(uint16_t);
Bmemcpy(&g_player[i].ps->ammo_amount[0], &pbuf[j], sizeof(g_player[i].ps->ammo_amount));
j += sizeof(g_player[i].ps->ammo_amount);
Bmemcpy(&g_player[i].ps->inv_amount[0], &pbuf[j], sizeof(g_player[i].ps->inv_amount));
j += sizeof(g_player[i].ps->inv_amount);
Bmemcpy(g_player[i].frags, &pbuf[j], sizeof(g_player[i].frags));
j += sizeof(g_player[i].frags);
sprite[g_player[i].ps->i].extra = (uint8_t)pbuf[j++];
sprite[g_player[i].ps->i].cstat = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
g_player[i].ps->kickback_pic = (uint8_t)pbuf[j++];
actor[g_player[i].ps->i].owner = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
actor[g_player[i].ps->i].picnum = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
g_player[i].ps->curr_weapon = (uint8_t)pbuf[j++];
g_player[i].ps->last_weapon = (int8_t)pbuf[j++];
g_player[i].ps->wantweaponfire = (int8_t)pbuf[j++];
g_player[i].ps->weapon_pos = (int8_t)pbuf[j++];
g_player[i].ps->frag_ps = (uint8_t)pbuf[j++];
g_player[i].ps->frag = (uint8_t)pbuf[j++];
g_player[i].ps->fraggedself = (uint8_t)pbuf[j++];
g_player[i].ps->last_extra = (uint8_t)pbuf[j++];
g_player[i].ping = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
sprite[g_player[i].ps->i].pal = (uint8_t)pbuf[j++];
l = i;
i = g_player[l].ps->i;
{
int16_t jj = j++;
int32_t oa = (T5 >= (intptr_t)&script[0] && T5 < (intptr_t)&script[g_scriptSize]) ? T5-(intptr_t)&script[0] : T5;
Bmemcpy(&T5, &pbuf[j], sizeof(T5));
j += sizeof(T5);
if (oa != T5) T3 = T4 = 0;
if (pbuf[jj] & 2) T5 += (intptr_t)&script[0];
}
do
{
int16_t var_id = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
if (var_id == MAXGAMEVARS) break;
aGameVars[var_id].val.plValues[i] = *(int32_t *)&pbuf[j];
j += sizeof(int32_t);
}
while (1);
i = l;
do
{
int16_t var_id = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
if (var_id == MAXGAMEVARS) break;
aGameVars[var_id].val.plValues[i] = *(int32_t *)&pbuf[j];
j += sizeof(int32_t);
}
while (1);
}
{
// sprite/sector/wall updates tacked on to the end of the packet
l = pbuf[j++];
while (l--)
{
int32_t i = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
j += Net_UnpackSprite(i, &pbuf[j]);
}
}
Bfree(pbuf);
break;
case PACKET_MAP_STREAM:
if (!(g_player[myconnectindex].ps->gm & MODE_GAME) || g_netSync) return;
j = 0;
packbufleng = qlz_size_decompressed((char *)&pbuf[1]);
pbuf = (uint8_t *)Bcalloc(1, packbufleng+1);
packbufleng = qlz_decompress((char *)&event->packet->data[1], (char *)(pbuf), state_decompress);
l = pbuf[j++];
while (l--)
{
int32_t i = *(int16_t *)&pbuf[j];
j += sizeof(int16_t);
j += Net_UnpackSprite(i, &pbuf[j]);
}
l = pbuf[j++];
while (l--)
{
int16_t secid = *(int16_t *)&pbuf[j];
Bmemcpy(&sector[secid], &pbuf[j + sizeof(int16_t)], sizeof(sectortype));
j += sizeof(int16_t) + sizeof(sectortype);
}
l = pbuf[j++];
while (l--)
{
int16_t wallid = *(int16_t *)&pbuf[j];
Bmemcpy(&wall[wallid], &pbuf[j + sizeof(int16_t)], sizeof(walltype));
j += sizeof(int16_t) + sizeof(walltype);
// we call dragpoint() to make sure the nextwall position gets updated too
dragpoint(wallid, wall[wallid].x, wall[wallid].y);
}
Bfree(pbuf);
break;
case PACKET_MESSAGE:
Bstrncpy(recbuf, (char *)pbuf+2, packbufleng-2);
recbuf[packbufleng-2] = 0;
G_AddUserQuote(recbuf);
S_PlaySound(EXITMENUSOUND);
pus = pub = NUMPAGES;
break;
case PACKET_NEW_GAME:
if ((vote_map + vote_episode + voting) != -3)
G_AddUserQuote("VOTE SUCCEEDED");
ud.m_level_number = ud.level_number = pbuf[1];
ud.m_volume_number = ud.volume_number = pbuf[2];
ud.m_player_skill = ud.player_skill = pbuf[3];
ud.m_monsters_off = ud.monsters_off = pbuf[4];
ud.m_respawn_monsters = ud.respawn_monsters = pbuf[5];
ud.m_respawn_items = ud.respawn_items = pbuf[6];
ud.m_respawn_inventory = ud.respawn_inventory = pbuf[7];
ud.m_coop = pbuf[8];
ud.m_marker = ud.marker = pbuf[9];
ud.m_ffire = ud.ffire = pbuf[10];
ud.m_noexits = ud.noexits = pbuf[11];
TRAVERSE_CONNECT(i)
{
P_ResetWeapons(i);
P_ResetInventory(i);
}
G_NewGame(ud.volume_number,ud.level_number,ud.player_skill);
ud.coop = ud.m_coop;
if (G_EnterLevel(MODE_GAME)) G_BackToMenu();
break;
case PACKET_VERSION:
if (pbuf[1] != BYTEVERSION || pbuf[2] != (uint8_t)atoi(s_buildDate))
{
initprintf("Server protocol is version %d.%d, expecting %d.%d\n",
pbuf[1], pbuf[2], BYTEVERSION, (uint8_t)atoi(s_buildDate));
initprintf("Server version mismatch! You cannot play Duke with different versions!\n");
g_netDisconnect = 1;
return;
}
Net_SendChallenge();
break;
case PACKET_NUM_PLAYERS:
numplayers = pbuf[1];
playerswhenstarted = pbuf[2];
ud.multimode = pbuf[3];
if (pbuf[4]) // ID of new player
{
g_player[pbuf[4]].playerquitflag = 1;
if (!g_player[pbuf[4]].ps) g_player[pbuf[4]].ps = (DukePlayer_t *) Bcalloc(1,sizeof(DukePlayer_t));
if (!g_player[pbuf[4]].sync) g_player[pbuf[4]].sync = (input_t *) Bcalloc(1,sizeof(input_t));
}
for (i=0; i<playerswhenstarted-1; i++) connectpoint2[i] = i+1;
connectpoint2[playerswhenstarted-1] = -1;
S_PlaySound(DUKE_GETWEAPON2);
// myconnectindex is 0 until we get PACKET_PLAYER_INDEX
if (myconnectindex != 0)
Net_SendClientInfo();
break;
// receive client player index from server
case PACKET_PLAYER_INDEX:
myconnectindex = pbuf[1];
g_player[myconnectindex].playerquitflag = 1;
Net_SendClientInfo();
break;
case PACKET_PLAYER_DISCONNECTED:
if ((g_player[myconnectindex].ps->gm & MODE_GAME) && !g_netSync)
P_RemovePlayer(pbuf[1]);
numplayers = pbuf[2];
ud.multimode = pbuf[3];
playerswhenstarted = pbuf[4];
break;
case PACKET_PLAYER_SPAWN:
if (!(g_player[myconnectindex].ps->gm & MODE_GAME) || g_netSync) break;
P_ResetPlayer(pbuf[1]);
break;
case PACKET_PLAYER_READY:
g_player[0].playerreadyflag++;
return;
case PACKET_FRAG:
if (!(g_player[myconnectindex].ps->gm & MODE_GAME) || g_netSync) break;
g_player[pbuf[1]].ps->frag_ps = pbuf[2];
actor[g_player[pbuf[1]].ps->i].picnum = pbuf[3];
ticrandomseed = *(int32_t *)&pbuf[4];
P_FragPlayer(pbuf[1]);
break;
case PACKET_CLIENT_INFO:
for (i=1; pbuf[i]; i++)
g_player[other].user_name[i-1] = pbuf[i];
g_player[other].user_name[i-1] = 0;
i++;
g_player[other].ps->aim_mode = pbuf[i++];
g_player[other].ps->auto_aim = pbuf[i++];
g_player[other].ps->weaponswitch = pbuf[i++];
g_player[other].ps->palookup = g_player[other].pcolor = pbuf[i++];
g_player[other].pteam = pbuf[i++];
j = i;
for (; i-j<10; i++) g_player[other].wchoice[i-j] = pbuf[i];
g_player[other].playerquitflag = 1;
break;
case PACKET_RTS:
if (rts_numlumps == 0) break;
if (ud.config.SoundToggle == 0 || ud.lockout == 1 || ud.config.FXDevice < 0 || !(ud.config.VoiceToggle & 4))
break;
FX_PlayAuto3D((char *)RTS_GetSound(pbuf[1]-1),RTS_SoundLength(pbuf[1]-1),0,0,0,255,-pbuf[1]);
g_RTSPlaying = 7;
break;
case PACKET_USER_MAP:
Bstrcpy(boardfilename,(char *)pbuf+1);
boardfilename[packbufleng-1] = 0;
Bcorrectfilename(boardfilename,0);
if (boardfilename[0] != 0)
{
if ((i = kopen4loadfrommod(boardfilename,0)) < 0)
{
Bmemset(boardfilename,0,sizeof(boardfilename));
Net_SendUserMapName();
}
else kclose(i);
}
if (ud.m_level_number == 7 && ud.m_volume_number == 0 && boardfilename[0] == 0)
ud.m_level_number = 0;
break;
case PACKET_MAP_VOTE:
if (voting == myconnectindex && g_player[(uint8_t)pbuf[1]].gotvote == 0)
{
g_player[(uint8_t)pbuf[1]].gotvote = 1;
g_player[(uint8_t)pbuf[1]].vote = pbuf[2];
Bsprintf(tempbuf,"CONFIRMED VOTE FROM %s",g_player[(uint8_t)pbuf[1]].user_name);
G_AddUserQuote(tempbuf);
}
break;
case PACKET_MAP_VOTE_INITIATE: // call map vote
voting = pbuf[1];
vote_episode = pbuf[2];
vote_map = pbuf[3];
Bsprintf(tempbuf,"%s^00 HAS CALLED A VOTE TO CHANGE MAP TO %s (E%dL%d)",
g_player[(uint8_t)pbuf[1]].user_name,
MapInfo[(uint8_t)(pbuf[2]*MAXLEVELS + pbuf[3])].name,
pbuf[2]+1,pbuf[3]+1);
G_AddUserQuote(tempbuf);
Bsprintf(tempbuf,"PRESS F1 TO ACCEPT, F2 TO DECLINE");
G_AddUserQuote(tempbuf);
for (i=MAXPLAYERS-1; i>=0; i--)
{
g_player[i].vote = 0;
g_player[i].gotvote = 0;
}
g_player[voting].gotvote = g_player[voting].vote = 1;
break;
case PACKET_MAP_VOTE_CANCEL: // cancel map vote
if (voting == pbuf[1])
{
voting = -1;
i = 0;
for (j=MAXPLAYERS-1; j>=0; j--)
i += g_player[j].gotvote;
if (i != numplayers)
Bsprintf(tempbuf,"%s^00 HAS CANCELED THE VOTE",g_player[(uint8_t)pbuf[1]].user_name);
else Bsprintf(tempbuf,"VOTE FAILED");
for (i=MAXPLAYERS-1; i>=0; i--)
{
g_player[i].vote = 0;
g_player[i].gotvote = 0;
}
G_AddUserQuote(tempbuf);
}
break;
}
}
void Net_ParseClientPacket(ENetEvent *event)
{
uint8_t *pbuf = event->packet->data;
int32_t packbufleng = event->packet->dataLength;
int16_t i, j;
int32_t other = pbuf[--packbufleng];
input_t *nsyn;
#if 0
initprintf("RECEIVED PACKET: type: %d : len %d\n", pbuf[0], packbufleng);
#endif
switch (pbuf[0])
{
case PACKET_SLAVE_TO_MASTER: //[1] (receive slave sync buffer)
j = 0;
packbufleng = qlz_size_decompressed((char *)&pbuf[1]);
pbuf = (uint8_t *)Bcalloc(1, packbufleng+1);
packbufleng = qlz_decompress((char *)&event->packet->data[1], (char *)(pbuf), state_decompress);
nsyn = (input_t *)&inputfifo[0][0];
Bmemcpy(&nsyn[other], &pbuf[j], sizeof(input_t));
j += offsetof(input_t, filler);
// anyone the server thinks is dead can go fuck themselves
if (g_player[other].ps->dead_flag)
{
Bfree(pbuf);
break;
}
else
g_player[other].playerquitflag = 1;
// Bmemcpy(&g_player[other].ps->opos.x, &g_player[other].ps->pos.x, sizeof(vec3_t));
Bmemcpy(&g_player[other].ps->pos.x, &pbuf[j], sizeof(vec3_t) * 2);
updatesectorz(g_player[other].ps->pos.x, g_player[other].ps->pos.y, g_player[other].ps->pos.z,
&g_player[other].ps->cursectnum);
Bmemcpy(&sprite[g_player[other].ps->i], &pbuf[j], sizeof(vec3_t));
sprite[g_player[other].ps->i].z += PHEIGHT;
changespritesect(g_player[other].ps->i, g_player[other].ps->cursectnum);
j += sizeof(vec3_t) * 2;
Bmemcpy(&g_player[other].ps->posvel.x, &pbuf[j], sizeof(vec3_t));
j += sizeof(vec3_t);
g_player[other].ps->oang = g_player[other].ps->ang;
Bmemcpy(&g_player[other].ps->ang, &pbuf[j], sizeof(int16_t));
Bmemcpy(&sprite[g_player[other].ps->i].ang, &pbuf[j], sizeof(int16_t));
j += sizeof(int16_t);
Bmemcpy(&g_player[other].ps->ohoriz, &g_player[other].ps->horiz, sizeof(int16_t) * 2);
Bmemcpy(&g_player[other].ps->horiz, &pbuf[j], sizeof(int16_t) * 2);
j += sizeof(int16_t) * 2;
Bfree(pbuf);
break;
case PACKET_PLAYER_READY:
if (g_player[myconnectindex].ps->gm & MODE_GAME)
{
packbuf[0] = PACKET_PLAYER_READY;
packbuf[1] = myconnectindex;
enet_peer_send(event->peer, CHAN_GAMESTATE, enet_packet_create(packbuf, 2, ENET_PACKET_FLAG_RELIABLE));
}
g_player[other].playerreadyflag++;
return;
case PACKET_MESSAGE:
Bstrncpy(recbuf, (char *)pbuf+2, packbufleng-2);
recbuf[packbufleng-2] = 0;
G_AddUserQuote(recbuf);
S_PlaySound(EXITMENUSOUND);
pus = pub = NUMPAGES;
break;
case PACKET_NEW_GAME:
if ((vote_map + vote_episode + voting) != -3)
G_AddUserQuote("VOTE SUCCEEDED");
ud.m_level_number = ud.level_number = pbuf[1];
ud.m_volume_number = ud.volume_number = pbuf[2];
ud.m_player_skill = ud.player_skill = pbuf[3];
ud.m_monsters_off = ud.monsters_off = pbuf[4];
ud.m_respawn_monsters = ud.respawn_monsters = pbuf[5];
ud.m_respawn_items = ud.respawn_items = pbuf[6];
ud.m_respawn_inventory = ud.respawn_inventory = pbuf[7];
ud.m_coop = pbuf[8];
ud.m_marker = ud.marker = pbuf[9];
ud.m_ffire = ud.ffire = pbuf[10];
ud.m_noexits = ud.noexits = pbuf[11];
TRAVERSE_CONNECT(i)
{
P_ResetWeapons(i);
P_ResetInventory(i);
}
G_NewGame(ud.volume_number,ud.level_number,ud.player_skill);
ud.coop = ud.m_coop;
if (G_EnterLevel(MODE_GAME)) G_BackToMenu();
break;
case PACKET_AUTH:
{
uint32_t crc = *(uint32_t *)&pbuf[1];
if (crc == crc32once((uint8_t *)g_netPassword, Bstrlen(g_netPassword)))
Net_SyncPlayer(event);
else
{
enet_peer_disconnect_later(event->peer, DISC_BAD_PASSWORD);
initprintf("Bad password from client.\n");
}
}
break;
case PACKET_CLIENT_INFO:
for (i=1; pbuf[i]; i++)
g_player[other].user_name[i-1] = pbuf[i];
g_player[other].user_name[i-1] = 0;
i++;
g_player[other].ps->aim_mode = pbuf[i++];
g_player[other].ps->auto_aim = pbuf[i++];
g_player[other].ps->weaponswitch = pbuf[i++];
g_player[other].ps->palookup = g_player[other].pcolor = pbuf[i++];
g_player[other].pteam = pbuf[i++];
for (j=i; i-j<10; i++) g_player[other].wchoice[i-j] = pbuf[i];
break;
case PACKET_RTS:
if (rts_numlumps == 0) break;
if (ud.config.SoundToggle == 0 || ud.lockout == 1 || ud.config.FXDevice < 0 || !(ud.config.VoiceToggle & 4))
break;
FX_PlayAuto3D((char *)RTS_GetSound(pbuf[1]-1),RTS_SoundLength(pbuf[1]-1),0,0,0,255,-pbuf[1]);
g_RTSPlaying = 7;
break;
case PACKET_USER_MAP:
Bstrcpy(boardfilename,(char *)pbuf+1);
boardfilename[packbufleng-1] = 0;
Bcorrectfilename(boardfilename,0);
if (boardfilename[0] != 0)
{
if ((i = kopen4loadfrommod(boardfilename,0)) < 0)
{
Bmemset(boardfilename,0,sizeof(boardfilename));
Net_SendUserMapName();
}
else kclose(i);
}
if (ud.m_level_number == 7 && ud.m_volume_number == 0 && boardfilename[0] == 0)
ud.m_level_number = 0;
break;
case PACKET_MAP_VOTE:
if (voting == myconnectindex && g_player[(uint8_t)pbuf[1]].gotvote == 0)
{
g_player[(uint8_t)pbuf[1]].gotvote = 1;
g_player[(uint8_t)pbuf[1]].vote = pbuf[2];
Bsprintf(tempbuf,"CONFIRMED VOTE FROM %s",g_player[(uint8_t)pbuf[1]].user_name);
G_AddUserQuote(tempbuf);
}
break;
case PACKET_MAP_VOTE_INITIATE:
voting = pbuf[1];
vote_episode = pbuf[2];
vote_map = pbuf[3];
Bsprintf(tempbuf,"%s^00 HAS CALLED A VOTE TO CHANGE MAP TO %s (E%dL%d)",
g_player[(uint8_t)pbuf[1]].user_name,
MapInfo[(uint8_t)(pbuf[2]*MAXLEVELS + pbuf[3])].name,
pbuf[2]+1,pbuf[3]+1);
G_AddUserQuote(tempbuf);
Bsprintf(tempbuf,"PRESS F1 TO ACCEPT, F2 TO DECLINE");
G_AddUserQuote(tempbuf);
for (i=MAXPLAYERS-1; i>=0; i--)
{
g_player[i].vote = 0;
g_player[i].gotvote = 0;
}
g_player[voting].gotvote = g_player[voting].vote = 1;
break;
case PACKET_MAP_VOTE_CANCEL:
if (voting == pbuf[1])
{
voting = -1;
i = 0;
for (j=MAXPLAYERS-1; j>=0; j--)
i += g_player[j].gotvote;
if (i != numplayers)
Bsprintf(tempbuf,"%s^00 HAS CANCELED THE VOTE",g_player[(uint8_t)pbuf[1]].user_name);
else Bsprintf(tempbuf,"VOTE FAILED");
for (i=MAXPLAYERS-1; i>=0; i--)
{
g_player[i].vote = 0;
g_player[i].gotvote = 0;
}
G_AddUserQuote(tempbuf);
}
break;
case PACKET_REQUEST_GAMESTATE:
if (g_netServer && g_player[0].ps->gm & MODE_GAME)
{
packbuf[0] = PACKET_NEW_GAME;
packbuf[1] = ud.level_number;
packbuf[2] = ud.volume_number;
packbuf[3] = ud.player_skill+1;
packbuf[4] = ud.monsters_off;
packbuf[5] = ud.respawn_monsters;
packbuf[6] = ud.respawn_items;
packbuf[7] = ud.respawn_inventory;
packbuf[8] = ud.coop;
packbuf[9] = ud.marker;
packbuf[10] = ud.ffire;
packbuf[11] = ud.noexits;
packbuf[12] = myconnectindex;
enet_peer_send(event->peer, CHAN_GAMESTATE, enet_packet_create(packbuf, 13, ENET_PACKET_FLAG_RELIABLE));
j = g_player[other].ps->i;
Bmemcpy(g_player[other].ps, g_player[0].ps, sizeof(DukePlayer_t));
g_player[other].ps->i = j;
changespritestat(j, STAT_PLAYER);
P_ResetStatus(other);
P_ResetWeapons(other);
P_ResetInventory(other);
g_player[other].ps->last_extra = sprite[g_player[other].ps->i].extra = g_player[other].ps->max_player_health;
sprite[g_player[other].ps->i].cstat = 1+256;
actor[g_player[other].ps->i].t_data[2] = actor[g_player[other].ps->i].t_data[3] = actor[g_player[other].ps->i].t_data[4] = 0;
g_netPlayersWaiting--;
// a player connecting is a good time to mark things as needing to be updated
// we invalidate everything that has changed since we started sending the snapshot of the map to the new player
{
int32_t zz, i, nexti;
for (zz = 0; (unsigned)zz < (sizeof(g_netStatnums)/sizeof(g_netStatnums[0])); zz++)
TRAVERSE_SPRITE_STAT(headspritestat[g_netStatnums[zz]], i, nexti)
{
if (lastupdate[i] >= g_player[other].netsynctime)
spritecrc[i] = 0xdeadbeef;
}
}
for (i=numwalls-1; i>=0; i--)
if (lastwallupdate[i] >= g_player[other].netsynctime)
wallcrc[i] = 0xdeadbeef;
for (i=numsectors-1; i>=0; i--)
if (lastsectupdate[i] >= g_player[other].netsynctime)
sectcrc[i] = 0xdeadbeef;
}
break;
}
}
void Net_GetPackets(void)
{
sampletimer();
MUSIC_Update();
S_Update();
G_HandleSpecialKeys();
if (g_netDisconnect)
{
Net_Disconnect();
g_netDisconnect = 0;
if (g_gameQuit)
G_GameExit(" ");
return;
}
if (g_netServer)
{
ENetEvent event;
// pull events from the wire into the packet queue without dispatching them, once per Net_GetPackets() call
enet_host_service(g_netServer, NULL, 0);
// dispatch any pending events from the local packet queue
while (enet_host_check_events(g_netServer, &event) > 0)
{
switch (event.type)
{
case ENET_EVENT_TYPE_CONNECT:
{
char ipaddr[32];
enet_address_get_host_ip(&event.peer->address, ipaddr, sizeof(ipaddr));
initprintf("A new client connected from %s:%u.\n",
ipaddr, event.peer -> address.port);
}
Net_SendVersion(event.peer);
break;
case ENET_EVENT_TYPE_RECEIVE:
/*
initprintf ("A packet of length %u containing %s was received from player %d on channel %u.\n",
event.packet -> dataLength,
event.packet -> data,
event.peer -> data,
event.channelID);
*/
Net_ParseClientPacket(&event);
// broadcast takes care of enet_packet_destroy itself
// we set the state to disconnected so enet_host_broadcast doesn't send the player back his own packets
if ((event.channelID == CHAN_GAMESTATE && event.packet->data[0] > PACKET_BROADCAST) || event.channelID == CHAN_CHAT)
{
event.peer->state = ENET_PEER_STATE_DISCONNECTED;
enet_host_broadcast(g_netServer, event.channelID,
enet_packet_create(event.packet->data, event.packet->dataLength, event.packet->flags & ENET_PACKET_FLAG_RELIABLE));
event.peer->state = ENET_PEER_STATE_CONNECTED;
}
enet_packet_destroy(event.packet);
g_player[(intptr_t)event.peer->data].ping = (event.peer->lastRoundTripTime + event.peer->roundTripTime)/2;
break;
case ENET_EVENT_TYPE_DISCONNECT:
numplayers--;
ud.multimode--;
P_RemovePlayer((intptr_t)event.peer->data);
packbuf[0] = PACKET_PLAYER_DISCONNECTED;
packbuf[1] = (intptr_t)event.peer->data;
packbuf[2] = numplayers;
packbuf[3] = ud.multimode;
packbuf[4] = playerswhenstarted;
packbuf[5] = myconnectindex;
enet_host_broadcast(g_netServer, CHAN_GAMESTATE, enet_packet_create(packbuf, 6, ENET_PACKET_FLAG_RELIABLE));
initprintf("%s disconnected.\n", g_player[(intptr_t)event.peer->data].user_name);
event.peer->data = NULL;
break;
default:
break;
}
}
}
else if (g_netClient)
{
ENetEvent event;
enet_host_service(g_netClient, NULL, 0);
while (enet_host_check_events(g_netClient, &event) > 0)
{
switch (event.type)
{
case ENET_EVENT_TYPE_RECEIVE:
/*
initprintf("A packet of length %u was received from player %d on channel %u.\n",
event.packet -> dataLength,
event.peer -> data,
event.channelID);
*/
// mapstate transfer from the server... all packets but the last are SYNCPACKETSIZE
if (event.channelID == CHAN_SYNC)
{
static int32_t datasiz = 0;
static uint8_t *buf = NULL;
if (buf == NULL)
{
datasiz = 0;
g_netSync = 1;
buf = (uint8_t *)Bcalloc(1, sizeof(mapstate_t)<<1);
}
g_multiMapState = (mapstate_t *)Brealloc(g_multiMapState, sizeof(mapstate_t));
if (buf && event.packet->dataLength == SYNCPACKETSIZE)
{
Bmemcpy((uint8_t *)(buf)+datasiz, event.packet->data, event.packet->dataLength);
datasiz += SYNCPACKETSIZE;
}
// last packet of mapstate sequence
else if (buf)
{
Bmemcpy((uint8_t *)(buf)+datasiz, event.packet->data, event.packet->dataLength);
datasiz = 0;
g_netSync = 0;
if (qlz_size_decompressed((const char *)buf) == sizeof(mapstate_t))
{
qlz_decompress((const char *)buf, g_multiMapState, state_decompress);
Bfree(buf);
buf = NULL;
packbuf[0] = PACKET_REQUEST_GAMESTATE;
packbuf[1] = myconnectindex;
enet_peer_send(g_netClientPeer, CHAN_GAMESTATE, enet_packet_create(&packbuf[0], 2, ENET_PACKET_FLAG_RELIABLE));
}
else
{
initprintf("Invalid map state from server!\n");
Bfree(buf);
buf = NULL;
g_netDisconnect = 1;
}
}
else
{
initprintf("Error allocating buffer for map state!\n");
g_netDisconnect = 1;
}
}
else Net_ParseServerPacket(&event);
enet_packet_destroy(event.packet);
break;
case ENET_EVENT_TYPE_DISCONNECT:
g_netDisconnect = 1;
numplayers = playerswhenstarted = ud.multimode = 1;
myconnectindex = screenpeek = 0;
G_BackToMenu();
switch (event.data)
{
case DISC_BAD_PASSWORD:
initprintf("Bad password.\n");
return;
case DISC_KICKED:
initprintf("You have been kicked from the server.\n");
return;
case DISC_BANNED:
initprintf("You have been banned from this server.\n");
return;
default:
initprintf("Disconnected.\n");
return;
}
default:
break;
}
}
}
}
void Net_UpdateClients(void)
{
input_t *osyn = (input_t *)&inputfifo[1][0];
input_t *nsyn = (input_t *)&inputfifo[0][0];
int16_t i, nexti, k = 0, l;
int32_t j;
if (!g_netServer || numplayers < 2)
{
ticrandomseed = randomseed;
if (g_netServer)
Bmemcpy(&osyn[0], &nsyn[0], sizeof(input_t));
return;
}
packbuf[0] = PACKET_MASTER_TO_SLAVE;
j = 1;
*(int32_t *)&packbuf[j] = ticrandomseed = randomseed;
j += sizeof(int32_t);
packbuf[j++] = ud.pause_on;
TRAVERSE_CONNECT(i)
{
Bmemcpy(&osyn[i], &nsyn[i], offsetof(input_t, filler));
*(int16_t *)&packbuf[j] = g_player[i].ps->dead_flag;
j += sizeof(int16_t);
packbuf[j++] = g_player[i].playerquitflag;
if (g_player[i].playerquitflag == 0) continue;
Bmemcpy(&packbuf[j], &nsyn[i], offsetof(input_t, filler));
j += offsetof(input_t, filler);
Bmemcpy(&packbuf[j], &g_player[i].ps->pos.x, sizeof(vec3_t) * 2);
j += sizeof(vec3_t) * 2;
Bmemcpy(&packbuf[j], &g_player[i].ps->posvel.x, sizeof(vec3_t));
j += sizeof(vec3_t);
*(int16_t *)&packbuf[j] = g_player[i].ps->ang;
j += sizeof(int16_t);
Bmemcpy(&packbuf[j], &g_player[i].ps->horiz, sizeof(int16_t) * 2);
j += sizeof(int16_t) * 2;
*(uint16_t *)&packbuf[j] = g_player[i].ps->gotweapon;
j += sizeof(uint16_t);
Bmemcpy(&packbuf[j], &g_player[i].ps->ammo_amount[0], sizeof(g_player[i].ps->ammo_amount));
j += sizeof(g_player[i].ps->ammo_amount);
Bmemcpy(&packbuf[j], &g_player[i].ps->inv_amount[0], sizeof(g_player[i].ps->inv_amount));
j += sizeof(g_player[i].ps->inv_amount);
Bmemcpy(&packbuf[j], g_player[i].frags, sizeof(g_player[i].frags));
j += sizeof(g_player[i].frags);
packbuf[j++] = (uint8_t) sprite[g_player[i].ps->i].extra;
*(int16_t *)&packbuf[j] = sprite[g_player[i].ps->i].cstat;
j += sizeof(int16_t);
packbuf[j++] = (uint8_t) g_player[i].ps->kickback_pic;
*(int16_t *)&packbuf[j] = actor[g_player[i].ps->i].owner;
j += sizeof(int16_t);
*(int16_t *)&packbuf[j] = actor[g_player[i].ps->i].picnum;
j += sizeof(int16_t);
packbuf[j++] = (uint8_t) g_player[i].ps->curr_weapon;
packbuf[j++] = (int8_t) g_player[i].ps->last_weapon;
packbuf[j++] = (int8_t) g_player[i].ps->wantweaponfire;
packbuf[j++] = (int8_t) g_player[i].ps->weapon_pos;
packbuf[j++] = (uint8_t) g_player[i].ps->frag_ps;
packbuf[j++] = g_player[i].ps->frag;
packbuf[j++] = g_player[i].ps->fraggedself;
packbuf[j++] = g_player[i].ps->last_extra;
*(int16_t *)&packbuf[j] = g_player[i].ping;
j += sizeof(int16_t);
packbuf[j++] = sprite[g_player[i].ps->i].pal;
l = i;
i = g_player[l].ps->i;
{
int32_t jj, oa;
packbuf[(jj = j++)] = 0;
if (T5 >= (intptr_t)&script[0] && T5 < (intptr_t)(&script[g_scriptSize]))
{
packbuf[jj] |= 2;
T5 -= (intptr_t)&script[0];
}
oa = T5;
Bmemcpy(&packbuf[j], &T5, sizeof(T5));
j += sizeof(T5);
if (oa != T5) T3 = T4 = 0;
if (packbuf[jj] & 2) T5 += (intptr_t)&script[0];
}
{
int16_t ii=g_gameVarCount-1, kk = 0;
for (; ii>=0 && kk <= 64; ii--)
{
if ((aGameVars[ii].dwFlags & (GAMEVAR_PERACTOR|GAMEVAR_NOMULTI)) == GAMEVAR_PERACTOR && aGameVars[ii].val.plValues)
{
if (aGameVars[ii].val.plValues[i] != aGameVars[ii].lDefault)
{
*(int16_t *)&packbuf[j] = ii;
j += sizeof(int16_t);
*(int32_t *)&packbuf[j] = aGameVars[ii].val.plValues[i];
j += sizeof(int32_t);
kk++;
}
}
}
*(int16_t *)&packbuf[j] = MAXGAMEVARS;
j += sizeof(int16_t);
}
i = l;
{
int16_t ii=g_gameVarCount-1, kk = 0;
for (; ii>=0 && kk <= 64; ii--)
{
if ((aGameVars[ii].dwFlags & (GAMEVAR_PERPLAYER|GAMEVAR_NOMULTI)) == GAMEVAR_PERPLAYER && aGameVars[ii].val.plValues)
{
if (aGameVars[ii].val.plValues[i] != aGameVars[ii].lDefault)
{
*(int16_t *)&packbuf[j] = ii;
j += sizeof(int16_t);
*(int32_t *)&packbuf[j] = aGameVars[ii].val.plValues[i];
j += sizeof(int32_t);
kk++;
}
}
}
*(int16_t *)&packbuf[j] = MAXGAMEVARS;
j += sizeof(int16_t);
}
}
k = 0;
{
int32_t zz, zj;
packbuf[(zj = j++)] = 0;
for (zz = 0; (unsigned)zz < (sizeof(g_netStatnums)/sizeof(g_netStatnums[0])) /*&& k <= 3*/; zz++)
TRAVERSE_SPRITE_STAT(headspritestat[g_netStatnums[zz]], i, nexti)
{
// only send newly spawned sprites
if (!lastupdate[i])
{
lastupdate[i] = totalclock;
j += Net_PackSprite(i, (uint8_t *)&packbuf[j]);
k++;
}
}
packbuf[zj] = k;
j++;
}
{
char buf[PACKBUF_SIZE];
if (j >= PACKBUF_SIZE)
{
initprintf("Global packet buffer overflow! Size of packet: %i\n", j);
}
j = qlz_compress((char *)(packbuf)+1, (char *)buf, j, state_compress);
Bmemcpy((char *)(packbuf)+1, (char *)buf, j);
j++;
}
packbuf[j++] = myconnectindex;
enet_host_broadcast(g_netServer, CHAN_MOVE, enet_packet_create(packbuf, j, 0));
}
void Net_StreamLevel(void)
{
int16_t i, nexti, k = 0, l;
int32_t j;
int32_t zz, zj;
if (!g_netServer || numplayers < 2)
return;
packbuf[0] = PACKET_MAP_STREAM;
j = 1;
packbuf[(zj = j++)] = 0;
for (zz = 0; (unsigned)zz < (sizeof(g_netStatnums)/sizeof(g_netStatnums[0])) /*&& k <= 3*/; zz++)
TRAVERSE_SPRITE_STAT(headspritestat[g_netStatnums[zz]], i, nexti)
{
// only send STAT_MISC sprites at spawn time and let the client handle it from there
if (totalclock > (lastupdate[i] + TICRATE) && sprite[i].statnum != STAT_MISC)
{
l = crc32once((uint8_t *)&sprite[i], sizeof(spritetype));
if (!lastupdate[i] || spritecrc[i] != l)
{
/*initprintf("updating sprite %d (%d)\n",i,sprite[i].picnum);*/
spritecrc[i] = l;
lastupdate[i] = totalclock;
j += Net_PackSprite(i, (uint8_t *)&packbuf[j]);
k++;
}
}
}
packbuf[zj] = k;
k = 0;
packbuf[(zj = j++)] = 0;
for (i = numsectors-1; i >= 0 && k <= 6; i--)
{
if (totalclock > (lastsectupdate[i] + TICRATE))
{
l = crc32once((uint8_t *)&sector[i], sizeof(sectortype));
if (sectcrc[i] != l)
{
sectcrc[i] = l;
lastsectupdate[i] = totalclock;
*(int16_t *)&packbuf[j] = i;
j += sizeof(int16_t);
Bmemcpy(&packbuf[j], &sector[i], sizeof(sectortype));
j += sizeof(sectortype);
k++;
}
}
}
packbuf[zj] = k;
k = 0;
packbuf[(zj = j++)] = 0;
for (i = numwalls-1; i >= 0 && k <= 6; i--)
{
if (totalclock > (lastwallupdate[i] + TICRATE))
{
l = crc32once((uint8_t *)&wall[i], sizeof(walltype));
if (wallcrc[i] != l)
{
wallcrc[i] = l;
lastwallupdate[i] = totalclock;
*(int16_t *)&packbuf[j] = i;
j += sizeof(int16_t);
Bmemcpy(&packbuf[j], &wall[i], sizeof(walltype));
j += sizeof(walltype);
k++;
}
}
}
packbuf[zj] = k;
j++;
{
char buf[PACKBUF_SIZE];
if (j >= PACKBUF_SIZE)
{
initprintf("Global packet buffer overflow! Size of packet: %i\n", j);
}
j = qlz_compress((char *)(packbuf)+1, (char *)buf, j, state_compress);
Bmemcpy((char *)(packbuf)+1, (char *)buf, j);
j++;
}
packbuf[j++] = myconnectindex;
enet_host_broadcast(g_netServer, CHAN_GAMESTATE, enet_packet_create(packbuf, j, ENET_PACKET_FLAG_RELIABLE));
}
void faketimerhandler(void)
{
if (g_netServer)
enet_host_service(g_netServer, NULL, 0);
else if (g_netClient)
enet_host_service(g_netClient, NULL, 0);
}
void Net_EnterMessage(void)
{
int16_t hitstate, i, j, l;
if (g_player[myconnectindex].ps->gm&MODE_SENDTOWHOM)
{
if (g_chatPlayer != -1 || ud.multimode < 3)
{
tempbuf[0] = PACKET_MESSAGE;
tempbuf[2] = 0;
recbuf[0] = 0;
if (ud.multimode < 3)
g_chatPlayer = 2;
if (typebuf[0] == '/' && Btoupper(typebuf[1]) == 'M' && Btoupper(typebuf[2]) == 'E')
{
Bstrcat(recbuf,"* ");
i = 3, j = Bstrlen(typebuf);
Bstrcpy(tempbuf,typebuf);
while (i < j)
{
typebuf[i-3] = tempbuf[i];
i++;
}
typebuf[i-3] = '\0';
Bstrcat(recbuf,g_player[myconnectindex].user_name);
}
else
{
Bstrcat(recbuf,g_player[myconnectindex].user_name);
Bstrcat(recbuf,": ");
}
Bstrcat(recbuf,"^00");
Bstrcat(recbuf,typebuf);
j = Bstrlen(recbuf);
recbuf[j] = 0;
Bstrcat(tempbuf+2,recbuf);
if (g_chatPlayer >= ud.multimode)
{
tempbuf[1] = 255;
tempbuf[j+2] = myconnectindex;
j++;
if (g_netServer) enet_host_broadcast(g_netServer, CHAN_CHAT, enet_packet_create(tempbuf, j+2, 0));
else if (g_netClient) enet_peer_send(g_netClientPeer, CHAN_CHAT, enet_packet_create(tempbuf, j+2, 0));
G_AddUserQuote(recbuf);
quotebot += 8;
l = G_GameTextLen(USERQUOTE_LEFTOFFSET,OSD_StripColors(tempbuf,recbuf));
while (l > (ud.config.ScreenWidth - USERQUOTE_RIGHTOFFSET))
{
l -= (ud.config.ScreenWidth - USERQUOTE_RIGHTOFFSET);
quotebot += 8;
}
quotebotgoal = quotebot;
}
g_chatPlayer = -1;
g_player[myconnectindex].ps->gm &= ~(MODE_TYPE|MODE_SENDTOWHOM);
}
else if (g_chatPlayer == -1)
{
j = 50;
gametext(320>>1,j,"SEND MESSAGE TO...",0,2+8+16);
j += 8;
TRAVERSE_CONNECT(i)
{
if (i == myconnectindex)
{
minitextshade((320>>1)-40+1,j+1,"A/ENTER - ALL",26,0,2+8+16);
minitext((320>>1)-40,j,"A/ENTER - ALL",0,2+8+16);
j += 7;
}
else
{
Bsprintf(buf," %d - %s",i+1,g_player[i].user_name);
minitextshade((320>>1)-40-6+1,j+1,buf,26,0,2+8+16);
minitext((320>>1)-40-6,j,buf,0,2+8+16);
j += 7;
}
}
minitextshade((320>>1)-40-4+1,j+1," ESC - Abort",26,0,2+8+16);
minitext((320>>1)-40-4,j," ESC - Abort",0,2+8+16);
j += 7;
if (ud.screen_size > 0) j = 200-45;
else j = 200-8;
mpgametext(j,typebuf,0,2+8+16);
if (KB_KeyWaiting())
{
i = KB_GetCh();
if (i == 'A' || i == 'a' || i == 13)
g_chatPlayer = ud.multimode;
else if (i >= '1' || i <= (ud.multimode + '1'))
g_chatPlayer = i - '1';
else
{
g_chatPlayer = ud.multimode;
if (i == 27)
{
g_player[myconnectindex].ps->gm &= ~(MODE_TYPE|MODE_SENDTOWHOM);
g_chatPlayer = -1;
}
else
typebuf[0] = 0;
}
KB_ClearKeyDown(sc_1);
KB_ClearKeyDown(sc_2);
KB_ClearKeyDown(sc_3);
KB_ClearKeyDown(sc_4);
KB_ClearKeyDown(sc_5);
KB_ClearKeyDown(sc_6);
KB_ClearKeyDown(sc_7);
KB_ClearKeyDown(sc_8);
KB_ClearKeyDown(sc_A);
KB_ClearKeyDown(sc_Escape);
KB_ClearKeyDown(sc_Enter);
}
}
}
else
{
if (ud.screen_size > 1) j = 200-45;
else j = 200-8;
if (xdim >= 640 && ydim >= 480)
j = scale(j,ydim,200);
hitstate = Net_EnterText(320>>1,j,typebuf,120,1);
if (hitstate == 1)
{
KB_ClearKeyDown(sc_Enter);
if (Bstrlen(typebuf) == 0)
{
g_player[myconnectindex].ps->gm &= ~(MODE_TYPE|MODE_SENDTOWHOM);
return;
}
if (ud.automsg)
{
if (SHIFTS_IS_PRESSED) g_chatPlayer = -1;
else g_chatPlayer = ud.multimode;
}
g_player[myconnectindex].ps->gm |= MODE_SENDTOWHOM;
}
else if (hitstate == -1)
g_player[myconnectindex].ps->gm &= ~(MODE_TYPE|MODE_SENDTOWHOM);
else pub = NUMPAGES;
}
}
void Net_WaitForServer(void)
{
int32_t server_ready = g_player[0].playerreadyflag;
if (numplayers < 2 || g_netServer) return;
if ((g_netServer || ud.multimode > 1))
{
P_SetGamePalette(g_player[myconnectindex].ps, TITLEPAL, 11);
rotatesprite(0,0,65536L,0,BETASCREEN,0,0,2+8+16+64,0,0,xdim-1,ydim-1);
rotatesprite(160<<16,(104)<<16,60<<10,0,DUKENUKEM,0,0,2+8,0,0,xdim-1,ydim-1);
rotatesprite(160<<16,(129)<<16,30<<11,0,THREEDEE,0,0,2+8,0,0,xdim-1,ydim-1);
if (PLUTOPAK) // JBF 20030804
rotatesprite(160<<16,(151)<<16,30<<11,0,PLUTOPAKSPRITE+1,0,0,2+8,0,0,xdim-1,ydim-1);
gametext(160,190,"WAITING FOR SERVER",14,2);
nextpage();
}
do
{
if (quitevent || keystatus[1]) G_GameExit("");
packbuf[0] = PACKET_PLAYER_READY;
packbuf[1] = myconnectindex;
if (g_netClientPeer)
enet_peer_send(g_netClientPeer, CHAN_GAMESTATE, enet_packet_create(packbuf, 2, ENET_PACKET_FLAG_RELIABLE));
handleevents();
Net_GetPackets();
if (g_player[0].playerreadyflag > server_ready)
{
P_SetGamePalette(g_player[myconnectindex].ps, BASEPAL, 11);
return;
}
}
while (1);
}
void Net_ResetPrediction(void)
{
Bmemcpy(&my, &g_player[myconnectindex].ps, sizeof(vec3_t));
Bmemcpy(&omy, &g_player[myconnectindex].ps, sizeof(vec3_t));
Bmemset(&myvel, 0, sizeof(vec3_t));
myang = omyang = g_player[myconnectindex].ps->ang;
myhoriz = omyhoriz = g_player[myconnectindex].ps->horiz;
myhorizoff = omyhorizoff = g_player[myconnectindex].ps->horizoff;
mycursectnum = g_player[myconnectindex].ps->cursectnum;
myjumpingcounter = g_player[myconnectindex].ps->jumping_counter;
myjumpingtoggle = g_player[myconnectindex].ps->jumping_toggle;
myonground = g_player[myconnectindex].ps->on_ground;
myhardlanding = g_player[myconnectindex].ps->hard_landing;
myreturntocenter = g_player[myconnectindex].ps->return_to_center;
}
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