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engine/plugins/serverb/net_master.c

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#include "cl_master.h"
#define NET_GAMENAME_NQ "QUAKE"
//rename to cl_master.c sometime
//the networking operates seperatly from the main code. This is so we can have full control over all parts of the server sending prints.
//when we send status to the server, it replys with a print command. The text to print contains the serverinfo.
//Q2's print command is a compleate 'print', while qw is just a 'p', thus we can distinguish the two easily.
//save favorites and allow addition of new ones from game?
//add filters some time
//remove dead servers.
//master was polled a minute ago and server was not on list - server on multiple masters would be awkward.
extern int msecstime;
//the number of servers should be limited only by memory.
vmcvar_t slist_cacheinfo = {"slist_cacheinfo", "0"}; //this proves dangerous, memory wise.
vmcvar_t slist_writeserverstxt = {"slist_writeservers", "0"};
void CL_MasterListParse(qbyte *buffer, qbyte *maxbuffer, qboolean isq2);
void CL_QueryServers(void);
int CL_ReadServerInfo(char *msg, int servertype, qboolean favorite, struct sockaddr_in net_from);
master_t *master;
player_t *mplayers;
serverinfo_t *firstserver;
#define POLLUDPSOCKETS 64 //it's big so we can have lots of messages when behind a firewall. Basically if a firewall only allows replys, and only remembers 3 servers per socket, we need this big cos it can take a while for a packet to find a fast optimised route and we might be waiting for a few secs for a reply the first time around.
SOCKET pollsocketsUDP[POLLUDPSOCKETS];
int lastpollsockUDP;
qboolean NET_StringToAdr(const char *s, struct sockaddr_in *a)
{
char copy[128];
char *colon;
struct hostent *he;
strcpy(copy, s);
colon = strchr(copy, ':');
if (colon)
{
a->sin_port = htons((unsigned short)atoi(colon+1));
*colon = '\0';
}
else
a->sin_port = 0;
*(unsigned int*)&a->sin_addr = inet_addr(copy);
a->sin_family = AF_INET;
if (*(unsigned int*)&a->sin_addr != INADDR_NONE)
return true;
he = gethostbyname(copy);
if (he)
{
if (he->h_addrtype != AF_INET)
return false; //whoops...
*(int*)&a->sin_addr = *(int*)he->h_addr;
return true;
}
return false;
}
qboolean NET_CompareAdr(const struct sockaddr_in *a, const struct sockaddr_in *b)
{
if (a->sin_family != b->sin_family)
return false;
if (*(int*)&a->sin_addr != *(int*)&b->sin_addr)
return false;
if (a->sin_port != b->sin_port)
return false;
return true;
}
char *NET_AdrToString(const struct sockaddr_in *a)
{
static char buffer[24];
const qbyte *ad = (const qbyte *)&a->sin_addr;
snprintf(buffer, sizeof(buffer), "%i.%i.%i.%i:%i", ad[0], ad[1], ad[2], ad[3], ntohs(a->sin_port));
return buffer;
}
void Master_AddMaster (char *address, int type, char *description)
{
struct sockaddr_in adr;
master_t *mast;
if (!NET_StringToAdr(address, &adr))
{
Con_Printf("Failed to resolve address \"%s\"\n", address);
return;
}
for (mast = master; mast; mast = mast->next)
{
if (NET_CompareAdr(&mast->adr, &adr)) //already exists.
return;
}
mast = malloc(sizeof(master_t)+strlen(description));
mast->adr = adr;
mast->type = type;
strcpy(mast->name, description);
mast->next = master;
master = mast;
}
//build a linked list of masters. Doesn't duplicate addresses.
qboolean Master_LoadMasterList (char *filename, int defaulttype, int depth)
{
return false;
/*
extern char com_basedir[MAX_OSPATH];
FILE *f;
char line[1024];
char file[1024];
char *name, *next;
int servertype;
if (depth <= 0)
return false;
depth--;
f = fopen(va("%s/%s", com_basedir, filename), "rb");
if (!f)
return false;
while(fgets(line, sizeof(line)-1, f))
{
if (*line == '#') //comment
continue;
next = COM_Parse(line);
if (!*com_token)
continue;
if (!strcmp(com_token, "file")) //special case. Add a port if you have a server named 'file'... (unlikly)
{
next = COM_Parse(next);
if (!next)
continue;
Q_strncpyz(file, com_token, sizeof(file));
}
else
*file = '\0';
*next = '\0';
next++;
name = COM_Parse(next);
servertype = -1;
if (!strcmp(com_token, "single:qw"))
servertype = MT_SINGLEQW;
else if (!strcmp(com_token, "single:q2"))
servertype = MT_SINGLEQ2;
else if (!strcmp(com_token, "single:nq") || !strcmp(com_token, "single:q1"))
servertype = MT_SINGLENQ;
else if (!strcmp(com_token, "single"))
servertype = MT_SINGLEQW;
else if (!strcmp(com_token, "master:qw"))
servertype = MT_MASTERQW;
else if (!strcmp(com_token, "master:q2"))
servertype = MT_MASTERQ2;
else if (!strcmp(com_token, "master")) //any other sort of master, assume it's a qw master.
servertype = MT_MASTERQW;
else if (!strcmp(com_token, "bcast:qw"))
servertype = MT_BCASTQW;
else if (!strcmp(com_token, "bcast:q2"))
servertype = MT_BCASTQ2;
else if (!strcmp(com_token, "bcast:nq"))
servertype = MT_BCASTNQ;
else if (!strcmp(com_token, "bcast"))
servertype = MT_BCASTQW;
else if (!strcmp(com_token, "favorite:qw"))
servertype = -MT_SINGLEQW;
else if (!strcmp(com_token, "favorite:q2"))
servertype = -MT_SINGLEQ2;
else if (!strcmp(com_token, "favorite:nq"))
servertype = -MT_SINGLENQ;
else if (!strcmp(com_token, "favorite"))
servertype = -MT_SINGLEQW;
else
{
name = next; //go back one token.
servertype = defaulttype;
}
while(*name <= ' ' && *name != 0) //skip whitespace
name++;
next = name + strlen(name)-1;
while(*next <= ' ' && next > name)
{
*next = '\0';
next--;
}
if (*file)
Master_LoadMasterList(file, servertype, depth);
else if (servertype < 0)
{
if (NET_StringToAdr(line, &net_from))
CL_ReadServerInfo(va("\\hostname\\%s", name), -servertype, true);
else
Con_Printf("Failed to resolve address - \"%s\"\n", line);
}
else
Master_AddMaster(line, servertype, name);
}
fclose(f);
return true;
*/
}
int UDP_OpenSocket (int port, qboolean bcast)
{
int newsocket;
struct sockaddr_in address;
unsigned long _true = true;
int i;
int maxport = port + 100;
if ((newsocket = socket (PF_INET, SOCK_DGRAM, IPPROTO_UDP)) == -1)
Sys_Errorf ("UDP_OpenSocket: socket: %s", strerror(qerrno));
if (ioctlsocket (newsocket, FIONBIO, &_true) == -1)
Sys_Errorf ("UDP_OpenSocket: ioctl FIONBIO: %s", strerror(qerrno));
if (bcast)
{
_true = true;
if (setsockopt(newsocket, SOL_SOCKET, SO_BROADCAST, (char *)&_true, sizeof(_true)) == -1)
{
Con_Printf("Cannot create broadcast socket\n");
return 0;
}
}
address.sin_family = AF_INET;
address.sin_addr.s_addr = INADDR_ANY;
for(;;)
{
if (port == PORT_ANY)
address.sin_port = 0;
else
address.sin_port = htons((short)port);
if( bind (newsocket, (void *)&address, sizeof(address)) == -1)
{
if (!port)
Sys_Errorf ("UDP_OpenSocket: bind: %s", strerror(qerrno));
port++;
if (port > maxport)
Sys_Errorf ("UDP_OpenSocket: bind: %s", strerror(qerrno));
}
else
break;
}
return newsocket;
}
void NET_SendPollPacket(int len, void *data, struct sockaddr_in addr)
{
int ret;
#ifdef USEIPX
if (addr.sa_family == AF_IPX)
{
lastpollsockIPX++;
if (lastpollsockIPX>=POLLIPXSOCKETS)
lastpollsockIPX=0;
if (!pollsocketsIPX[lastpollsockIPX])
pollsocketsIPX[lastpollsockIPX] = IPX_OpenSocket(PORT_ANY, true);
ret = sendto (pollsocketsIPX[lastpollsockIPX], data, len, 0, (struct sockaddr *)&addr, sizeof(addr) );
}
else
#endif
{
lastpollsockUDP++;
if (lastpollsockUDP>=POLLUDPSOCKETS)
lastpollsockUDP=0;
if (!pollsocketsUDP[lastpollsockUDP])
pollsocketsUDP[lastpollsockUDP] = UDP_OpenSocket(PORT_ANY, true);
ret = sendto (pollsocketsUDP[lastpollsockUDP], data, len, 0, (struct sockaddr *)&addr, sizeof(addr) );
}
if (ret == -1)
{
// wouldblock is silent
if (qerrno == EWOULDBLOCK)
return;
if (qerrno == ECONNREFUSED)
return;
if (qerrno != EADDRNOTAVAIL)
Con_Printf ("NET_SendPacket ERROR: %i\n", qerrno);
// else
// Con_DPrintf("NET_SendPacket Warning: %i\n", qerrno);
}
}
int NET_CheckPollSockets(void)
{
#define MAX_UDP_PACKET 8192 //hmm... while on windows, the max size is 1400 or so...
qbyte net_message_buffer[MAX_UDP_PACKET];
qbyte *readpoint;
qbyte *maxread;
int sock;
SOCKET usesocket;
for (sock = 0; sock < POLLUDPSOCKETS; sock++)
{
int ret;
struct sockaddr_in from;
int fromlen;
usesocket = pollsocketsUDP[sock];
if (!usesocket)
continue;
fromlen = sizeof(from);
ret = recvfrom (usesocket, (char *)net_message_buffer, sizeof(net_message_buffer), 0, (struct sockaddr *)&from, &fromlen);
if (ret == -1)
{
if (qerrno == EWOULDBLOCK)
continue;
if (qerrno == EMSGSIZE)
{
Con_Printf ("Warning: Oversize packet from %s\n",
NET_AdrToString (&from));
continue;
}
if (qerrno == ECONNABORTED || qerrno == ECONNRESET)
{
// Con_Printf ("Connection lost or aborted\n");
continue;
}
Con_Printf ("NET_CheckPollSockets: %s", strerror(qerrno));
continue;
}
if (ret >= sizeof(net_message_buffer) )
{
Con_Printf ("Oversize packet from %s\n", NET_AdrToString (&from));
continue;
}
readpoint = net_message_buffer;
maxread = readpoint+ret;
if (*(int*)net_message_buffer == 0xffffffff)
{
int c;
#ifdef Q2CLIENT
char *s;
#endif
readpoint += 4;
#ifdef Q2CLIENT
s = strchr('\n');
if (!strncmp(readpoint, "print", 5))
{
CL_ReadServerInfo(s+1, MT_SINGLEQ2, false);
continue;
}
else if (!strncmp(readpoint, "info", 4)) //parse a bit more...
{
CL_ReadServerInfo(s+1, MT_SINGLEQ2, false);
continue;
}
else if (!strncmp(s, "servers", 6)) //parse a bit more...
{
readpoint = orp+7;
CL_MasterListParse(readpoint, maxread, true);
continue;
}
readpoint = orp;
#endif
c = *readpoint++;
if (c == A2C_PRINT) //qw server reply.
{
CL_ReadServerInfo(readpoint, MT_SINGLEQW, false, from);
continue;
}
if (c == M2C_MASTER_REPLY) //qw master reply.
{
CL_MasterListParse(readpoint, maxread, false);
continue;
}
}
#ifdef NQPROT
else
{ //connected packet? Must be a NQ packet.
char name[32];
char map[16];
int users, maxusers;
int control;
MSG_BeginReading ();
control = BigLong(*((int *)net_message.data));
MSG_ReadLong();
if (control == -1)
continue;
if ((control & (~NETFLAG_LENGTH_MASK)) != NETFLAG_CTL)
continue;
if ((control & NETFLAG_LENGTH_MASK) != ret)
continue;
if (MSG_ReadByte() != CCREP_SERVER_INFO)
continue;
NET_StringToAdr(MSG_ReadString(), &net_from);
Q_strncpyz(name, MSG_ReadString(), sizeof(name));
Q_strncpyz(map, MSG_ReadString(), sizeof(map));
users = MSG_ReadByte();
maxusers = MSG_ReadByte();
if (MSG_ReadByte() != NET_PROTOCOL_VERSION)
{
// Q_strcpy(name, "*");
// Q_strcat(name, name);
}
CL_ReadServerInfo(va("\\hostname\\%s\\map\\%s\\maxclients\\%i", name, map, maxusers), MT_SINGLENQ, false);
}
#endif
continue;
}
return 0;
}
void Master_RemoveKeepInfo(serverinfo_t *sv)
{
sv->special &= ~SS_KEEPINFO;
if (sv->moreinfo)
{
free(sv->moreinfo);
sv->moreinfo = NULL;
}
}
void SListOptionChanged(serverinfo_t *newserver)
{
if (selectedserver.inuse)
{
char data[16];
serverinfo_t *oldserver;
selectedserver.detail = NULL;
if (!slist_cacheinfo.value) //we have to flush it. That's the rules.
{
for (oldserver = firstserver; oldserver; oldserver=oldserver->next)
{
if (NET_CompareAdr(&selectedserver.adr, &oldserver->adr))//*(int*)selectedserver.ipaddress == *(int*)server->ipaddress && selectedserver.port == server->port)
{
if (oldserver->moreinfo)
{
free(oldserver->moreinfo);
oldserver->moreinfo = NULL;
}
break;
}
}
}
if (!newserver)
return;
selectedserver.adr = newserver->adr;
if (newserver->moreinfo) //we cached it.
{
selectedserver.detail = newserver->moreinfo;
return;
}
//we don't know all the info, so send a request for it.
selectedserver.detail = newserver->moreinfo = malloc(sizeof(serverdetailedinfo_t));
newserver->moreinfo->numplayers = newserver->players;
snprintf(newserver->moreinfo->info, sizeof(newserver->moreinfo->info), "\\%s\\%s", "hostname", newserver->name);
newserver->refreshtime = msecstime;
snprintf(data, sizeof(data), "%c%c%c%cstatus\n", 255, 255, 255, 255);
NET_SendPollPacket (strlen(data), data, newserver->adr);
}
}
//don't try sending to servers we don't support
void MasterInfo_Request(master_t *mast)
{
if (!mast)
return;
switch(mast->type)
{
#ifdef Q2CLIENT
case MT_BCASTQ2:
case MT_SINGLEQ2:
#endif
case MT_SINGLEQW:
case MT_BCASTQW:
NET_SendPollPacket (11, va("%c%c%c%cstatus\n", 255, 255, 255, 255), mast->adr);
break;
#ifdef NQPROT
case MT_BCASTNQ:
case MT_SINGLENQ:
SZ_Clear(&net_message);
MSG_WriteLong(&net_message, 0);// save space for the header, filled in later
MSG_WriteByte(&net_message, CCREQ_SERVER_INFO);
MSG_WriteString(&net_message, NET_GAMENAME_NQ); //look for either sort of server
MSG_WriteByte(&net_message, NET_PROTOCOL_VERSION);
*((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
NET_SendPollPacket(net_message.cursize, net_message.data, mast->adr);
SZ_Clear(&net_message);
break;
#endif
case MT_MASTERQW:
NET_SendPollPacket (3, "c\n", mast->adr);
break;
#ifdef Q2CLIENT
case MT_MASTERQ2:
if (COM_FDepthFile("pics/colormap.pcx", true)!=0x7fffffff) //only query this master if we expect to be able to load it's maps.
NET_SendPollPacket (6, "query", mast->adr);
break;
#endif
}
}
void MasterInfo_WriteServers(void)
{
/*
char *typename;
master_t *mast;
serverinfo_t *server;
FILE *mf, *qws;
mf = fopen("masters.txt", "wt");
if (!mf)
{
Con_Printf("Couldn't write masters.txt");
return;
}
for (mast = master; mast; mast=mast->next)
{
switch(mast->type)
{
case MT_MASTERQW:
typename = "master:qw";
break;
case MT_MASTERQ2:
typename = "master:q2";
break;
case MT_BCASTQW:
typename = "bcast:qw";
break;
case MT_BCASTQ2:
typename = "bcast:q2";
break;
case MT_BCASTNQ:
typename = "bcast:nq";
break;
case MT_SINGLEQW:
typename = "single:qw";
break;
case MT_SINGLEQ2:
typename = "single:q2";
break;
case MT_SINGLENQ:
typename = "single:nq";
break;
default:
typename = "writeerror";
}
fprintf(mf, "%s\t%s\t%s\n", NET_AdrToString(mast->adr), typename, mast->name);
}
if (slist_writeserverstxt.value)
qws = fopen("server.txt", "wt");
else
qws = NULL;
if (qws)
fprintf(mf, "\n%s\t%s\t%s\n\n", "file servers.txt", "favorite:qw", "personal server list");
for (server = firstserver; server; server = server->next)
{
if (server->special & SS_FAVORITE)
{
if (server->special & SS_QUAKE2)
fprintf(mf, "%s\t%s\t%s\n", NET_AdrToString(server->adr), "favorite:q2", server->name);
else if (server->special & SS_NETQUAKE)
fprintf(mf, "%s\t%s\t%s\n", NET_AdrToString(server->adr), "favorite:nq", server->name);
else if (qws) //servers.txt doesn't support the extra info.
fprintf(qws, "%s\t%s\n", NET_AdrToString(server->adr), server->name);
else //read only? damn them!
fprintf(mf, "%s\t%s\t%s\n", NET_AdrToString(server->adr), "favorite:qw", server->name);
}
}
if (qws)
fclose(qws);
fclose(mf);
*/
}
//poll master servers for server lists.
void MasterInfo_Begin(void)
{
master_t *mast;
if (!Master_LoadMasterList("masters.txt", MT_MASTERQW, 5))
{
Master_LoadMasterList("servers.txt", MT_SINGLEQW, 1);
// if (q1servers)
{
Master_AddMaster("255.255.255.255:26000", MT_BCASTNQ, "Nearby Quake1 servers");
Master_AddMaster("255.255.255.255:27500", MT_BCASTQW, "Nearby QuakeWorld UDP servers.");
}
// if (q2servers)
{
Master_AddMaster("255.255.255.255:27910", MT_BCASTQ2, "Nearby Quake2 UDP servers.");
// Master_AddMaster("00000000:ffffffffffff:27910", MT_BCASTQ2, "Nearby Quake2 IPX servers.");
}
// if (q1servers)
{
Master_AddMaster("192.246.40.37:27000", MT_MASTERQW, "id Limbo");
Master_AddMaster("192.246.40.37:27002", MT_MASTERQW, "id CTF");
Master_AddMaster("192.246.40.37:27003", MT_MASTERQW, "id TeamFortress");
Master_AddMaster("192.246.40.37:27004", MT_MASTERQW, "id Miscilaneous");
Master_AddMaster("192.246.40.37:27006", MT_MASTERQW, "id Deathmatch Only");
Master_AddMaster("150.254.66.120:27000", MT_MASTERQW, "Poland's master server.");
Master_AddMaster("62.112.145.129:27000", MT_MASTERQW, "Ocrana master server.");
}
// if (q2servers)
{
Master_AddMaster("192.246.40.37:27900", MT_MASTERQ2, "id q2 Master.");
}
}
for (mast = master; mast; mast=mast->next)
{
MasterInfo_Request(mast);
}
}
void Master_QueryServer(serverinfo_t *server)
{
char data[2048];
server->sends++;
server->refreshtime = msecstime;
snprintf(data, sizeof(data), "%c%c%c%cstatus", 255, 255, 255, 255);
NET_SendPollPacket (strlen(data), data, server->adr);
}
//send a packet to each server in sequence.
void CL_QueryServers(void)
{
static int poll;
int op;
serverinfo_t *server;
op = poll;
for (server = firstserver; op>0 && server; server=server->next, op--);
if (!server)
{
poll = 0;
return;
}
if (op == 0)
{
if (server->sends < 1)
{
Master_QueryServer(server);
}
poll++;
return;
}
poll = 0;
}
int Master_TotalCount(void)
{
int count=0;
serverinfo_t *info;
for (info = firstserver; info; info = info->next)
{
count++;
}
return count;
}
//true if server is on a different master's list.
serverinfo_t *Master_InfoForServer (struct sockaddr_in addr)
{
serverinfo_t *info;
for (info = firstserver; info; info = info->next)
{
if (NET_CompareAdr(&info->adr, &addr))
return info;
}
return NULL;
}
serverinfo_t *Master_InfoForNum (int num)
{
serverinfo_t *info;
for (info = firstserver; info; info = info->next)
{
if (num-- <=0)
return info;
}
return NULL;
}
void MasterInfo_RemovePlayers(struct sockaddr_in adr)
{
player_t *p, *prev;
prev = NULL;
for (p = mplayers; p; )
{
if (NET_CompareAdr(&p->adr, &adr))
{
if (prev)
prev->next = p->next;
else
mplayers = p->next;
free(p);
p=prev;
continue;
}
else
prev = p;
p = p->next;
}
}
void MasterInfo_AddPlayer(struct sockaddr_in serveradr, char *name, int ping, int frags, int colours, char *skin)
{
player_t *p;
p = malloc(sizeof(player_t));
p->next = mplayers;
p->adr = serveradr;
p->colour = colours;
p->frags = frags;
strncpy(p->name, name, sizeof(p->name));
p->name[sizeof(p->name)-1] = '\0';
strncpy(p->skin, skin, sizeof(p->skin));
p->skin[sizeof(p->skin)-1] = '\0';
mplayers = p;
}
//we got told about a server, parse it's info
int CL_ReadServerInfo(char *msg, int servertype, qboolean favorite, struct sockaddr_in net_from)
{
serverdetailedinfo_t details;
char *token;
char *nl;
char *name;
int ping;
int len;
serverinfo_t *info;
info = Master_InfoForServer(net_from);
if (!info) //not found...
{
info = malloc(sizeof(serverinfo_t));
memset(info, 0, sizeof(*info));
info->adr = net_from;
snprintf(info->name, sizeof(info->name), "%s", NET_AdrToString(&info->adr));
info->next = firstserver;
firstserver = info;
}
else
{
MasterInfo_RemovePlayers(info->adr);
}
nl = strchr(msg, '\n');
if (nl)
{
*nl = '\0';
nl++;
}
name = Info_ValueForKey(msg, "hostname");
Q_strncpyz(info->name, name, sizeof(info->name));
info->special = info->special & (SS_FAVORITE | SS_KEEPINFO); //favorite is never cleared
if (!strcmp("FTE", Info_ValueForKey(msg, "*distrib")))
info->special |= SS_FTESERVER;
else if (!strncmp("FTE", Info_ValueForKey(msg, "*version"), 3))
info->special |= SS_FTESERVER;
if (servertype == MT_SINGLEQ2)
info->special |= SS_QUAKE2;
else if (servertype == MT_SINGLENQ)
info->special |= SS_NETQUAKE;
if (favorite) //was specifically named, not retrieved from a master.
info->special |= SS_FAVORITE;
ping = msecstime - info->refreshtime;
if (ping > 0xffff)
info->ping = 0xffff;
else
info->ping = ping;
info->players = 0;
info->maxplayers = atoi(Info_ValueForKey(msg, "maxclients"));
info->tl = atoi(Info_ValueForKey(msg, "timelimit"));
info->fl = atoi(Info_ValueForKey(msg, "fraglimit"));
if (servertype == MT_SINGLEQ2)
{
Q_strncpyz(info->gamedir, Info_ValueForKey(msg, "gamename"), sizeof(info->gamedir));
Q_strncpyz(info->map, Info_ValueForKey(msg, "mapname"), sizeof(info->map));
}
else
{
Q_strncpyz(info->gamedir, Info_ValueForKey(msg, "*gamedir"), sizeof(info->gamedir));
Q_strncpyz(info->map, Info_ValueForKey(msg, "map"), sizeof(info->map));
}
{
int clnum;
strcpy(details.info, msg);
msg = msg+strlen(msg)+1;
info->players=details.numplayers = 0;
for (clnum=0; clnum < MAX_CLIENTS; clnum++)
{
nl = strchr(msg, '\n');
if (!nl)
break;
*nl = '\0';
token = msg;
if (!token)
break;
details.players[clnum].userid = atoi(token);
token = strchr(token+1, ' ');
if (!token)
break;
details.players[clnum].frags = atoi(token);
token = strchr(token+1, ' ');
if (!token)
break;
details.players[clnum].time = (float)atof(token);
msg = token;
token = strchr(msg+1, ' ');
if (!token) //probably q2 response
{
//see if this is actually a Quake2 server.
token = strchr(msg+1, '\"');
if (!token) //it wasn't.
break;
details.players[clnum].ping = details.players[clnum].frags;
details.players[clnum].frags = details.players[clnum].userid;
msg = strchr(token+1, '\"');
if (!msg)
break;
len = msg - token;
if (len >= sizeof(details.players[clnum].name))
len = sizeof(details.players[clnum].name);
Q_strncpyz(details.players[clnum].name, token+1, len);
details.players[clnum].skin[0] = '\0';
details.players[clnum].topc = 0;
details.players[clnum].botc = 0;
details.players[clnum].time = 0;
}
else //qw responce
{
details.players[clnum].time = (float)atof(token);
msg = token;
token = strchr(msg+1, ' ');
if (!token)
break;
details.players[clnum].ping = atoi(token);
token = strchr(token+1, '\"');
if (!token)
break;
msg = strchr(token+1, '\"');
if (!msg)
break;
len = msg - token;
if (len >= sizeof(details.players[clnum].name))
len = sizeof(details.players[clnum].name);
Q_strncpyz(details.players[clnum].name, token+1, len);
details.players[clnum].name[len] = '\0';
token = strchr(msg+1, '\"');
if (!token)
break;
msg = strchr(token+1, '\"');
if (!msg)
break;
len = msg - token;
if (len >= sizeof(details.players[clnum].skin))
len = sizeof(details.players[clnum].skin);
Q_strncpyz(details.players[clnum].skin, token+1, len);
details.players[clnum].skin[len] = '\0';
token = strchr(msg+1, ' ');
if (!token)
break;
details.players[clnum].topc = atoi(token);
token = strchr(token+1, ' ');
if (!token)
break;
details.players[clnum].botc = atoi(token);
}
MasterInfo_AddPlayer(info->adr, details.players[clnum].name, details.players[clnum].ping, details.players[clnum].frags, details.players[clnum].topc*4 | details.players[clnum].botc, details.players[clnum].skin);
info->players = ++details.numplayers;
msg = nl;
if (!msg)
break; //erm...
msg++;
}
}
if (!info->moreinfo && ((slist_cacheinfo.value == 2 || NET_CompareAdr(&info->adr, &selectedserver.adr)) || (info->special & SS_KEEPINFO)))
info->moreinfo = malloc(sizeof(serverdetailedinfo_t));
if (NET_CompareAdr(&info->adr, &selectedserver.adr))
selectedserver.detail = info->moreinfo;
if (info->moreinfo)
memcpy(info->moreinfo, &details, sizeof(serverdetailedinfo_t));
return true;
}
//rewrite to scan for existing server instead of wiping all.
void CL_MasterListParse(qbyte *buffer, qbyte *maxbuffer, qboolean isq2)
{
serverinfo_t *info;
serverinfo_t *last, *old;
int p1, p2;
buffer++;
last = firstserver;
while(buffer+1 <= maxbuffer)
{
info = malloc(sizeof(serverinfo_t));
memset(info, 0, sizeof(*info));
info->adr.sin_family = AF_INET;
((qbyte *)&info->adr.sin_addr)[0] = *buffer++;
((qbyte *)&info->adr.sin_addr)[1] = *buffer++;
((qbyte *)&info->adr.sin_addr)[2] = *buffer++;
((qbyte *)&info->adr.sin_addr)[3] = *buffer++;
p1 = *buffer++;
p2 = *buffer++;
info->adr.sin_port = (short)(p1 + (p2<<8));
if ((old = Master_InfoForServer(info->adr))) //remove if the server already exists.
{
old->sends = 0; //reset.
free(info);
}
else
{
info->special = isq2?SS_QUAKE2:0;
info->refreshtime = 0;
snprintf(info->name, sizeof(info->name), "%s", NET_AdrToString(&info->adr));
info->next = last;
last = info;
}
}
firstserver = last;
}
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