1 | |
1 | |
2 | /* |
2 | /* |
3 | * static char *rcsid_loop_c = |
3 | * static char *rcsid_loop_c = |
4 | * "$Id: loop.C,v 1.5 2006/09/09 21:48:29 root Exp $"; |
4 | * "$Id: loop.C,v 1.6 2006/09/10 13:43:33 root Exp $"; |
5 | */ |
5 | */ |
6 | |
6 | |
7 | /* |
7 | /* |
8 | CrossFire, A Multiplayer game for X-windows |
8 | CrossFire, A Multiplayer game for X-windows |
9 | |
9 | |
… | |
… | |
39 | */ |
39 | */ |
40 | |
40 | |
41 | |
41 | |
42 | #include <global.h> |
42 | #include <global.h> |
43 | #ifndef __CEXTRACT__ |
43 | #ifndef __CEXTRACT__ |
44 | #include <sproto.h> |
44 | # include <sproto.h> |
45 | #include <sockproto.h> |
45 | # include <sockproto.h> |
46 | #endif |
46 | #endif |
47 | |
47 | |
48 | #ifndef WIN32 /* ---win32 exclude unix headers */ |
48 | #ifndef WIN32 /* ---win32 exclude unix headers */ |
49 | #include <sys/types.h> |
49 | # include <sys/types.h> |
50 | #include <sys/time.h> |
50 | # include <sys/time.h> |
51 | #include <sys/socket.h> |
51 | # include <sys/socket.h> |
52 | #include <netinet/in.h> |
52 | # include <netinet/in.h> |
53 | #include <netdb.h> |
53 | # include <netdb.h> |
54 | #endif /* end win32 */ |
54 | #endif /* end win32 */ |
55 | |
55 | |
56 | #ifdef HAVE_UNISTD_H |
56 | #ifdef HAVE_UNISTD_H |
57 | #include <unistd.h> |
57 | # include <unistd.h> |
58 | #endif |
58 | #endif |
59 | |
59 | |
60 | #ifdef HAVE_ARPA_INET_H |
60 | #ifdef HAVE_ARPA_INET_H |
61 | #include <arpa/inet.h> |
61 | # include <arpa/inet.h> |
62 | #endif |
62 | #endif |
63 | |
63 | |
64 | #include <loader.h> |
64 | #include <loader.h> |
65 | #include <newserver.h> |
65 | #include <newserver.h> |
66 | |
66 | |
… | |
… | |
75 | * before player joins, and those happen after the player has joined. |
75 | * before player joins, and those happen after the player has joined. |
76 | * As such, we have function types that might be called, so |
76 | * As such, we have function types that might be called, so |
77 | * we end up having 2 tables. |
77 | * we end up having 2 tables. |
78 | */ |
78 | */ |
79 | |
79 | |
80 | typedef void (*func_uint8_int_ns) (char*, int, NewSocket *); |
80 | typedef void (*func_uint8_int_ns) (char *, int, NewSocket *); |
81 | |
81 | |
82 | struct NsCmdMapping { |
82 | struct NsCmdMapping |
|
|
83 | { |
83 | const char *cmdname; |
84 | const char *cmdname; |
84 | func_uint8_int_ns cmdproc; |
85 | func_uint8_int_ns cmdproc; |
85 | }; |
86 | }; |
86 | |
87 | |
87 | typedef void (*func_uint8_int_pl)(char*, int, player *); |
88 | typedef void (*func_uint8_int_pl) (char *, int, player *); |
88 | struct PlCmdMapping { |
89 | struct PlCmdMapping |
|
|
90 | { |
89 | const char *cmdname; |
91 | const char *cmdname; |
90 | func_uint8_int_pl cmdproc; |
92 | func_uint8_int_pl cmdproc; |
91 | uint8 flag; |
93 | uint8 flag; |
92 | }; |
94 | }; |
93 | |
95 | |
94 | /** |
96 | /** |
95 | * Dispatch table for the server. |
97 | * Dispatch table for the server. |
96 | * |
98 | * |
… | |
… | |
103 | * to cast it here instead of a bunch of times in the function itself. |
105 | * to cast it here instead of a bunch of times in the function itself. |
104 | * flag is 1 if the player must be in the playing state to issue the |
106 | * flag is 1 if the player must be in the playing state to issue the |
105 | * command, 0 if they can issue it at any time. |
107 | * command, 0 if they can issue it at any time. |
106 | */ |
108 | */ |
107 | static struct PlCmdMapping plcommands[] = { |
109 | static struct PlCmdMapping plcommands[] = { |
108 | { "examine", ExamineCmd, 1}, |
110 | {"examine", ExamineCmd, 1}, |
109 | { "apply", ApplyCmd, 1}, |
111 | {"apply", ApplyCmd, 1}, |
110 | { "move", MoveCmd, 1}, |
112 | {"move", MoveCmd, 1}, |
111 | { "reply", ReplyCmd, 0}, |
113 | {"reply", ReplyCmd, 0}, |
112 | { "command", PlayerCmd, 1}, |
114 | {"command", PlayerCmd, 1}, |
113 | { "ncom", (func_uint8_int_pl)NewPlayerCmd, 1}, |
115 | {"ncom", (func_uint8_int_pl) NewPlayerCmd, 1}, |
114 | { "lookat", LookAt, 1}, |
116 | {"lookat", LookAt, 1}, |
115 | { "lock", (func_uint8_int_pl)LockItem, 1}, |
117 | {"lock", (func_uint8_int_pl) LockItem, 1}, |
116 | { "mark", (func_uint8_int_pl)MarkItem, 1}, |
118 | {"mark", (func_uint8_int_pl) MarkItem, 1}, |
117 | { "mapredraw", MapRedrawCmd, 0}, /* Added: phil */ |
119 | {"mapredraw", MapRedrawCmd, 0}, /* Added: phil */ |
118 | { "mapinfo", MapInfoCmd, 2}, /* CF+ */ |
120 | {"mapinfo", MapInfoCmd, 2}, /* CF+ */ |
119 | { "ext", ExtCmd, 2}, /* CF+ */ |
121 | {"ext", ExtCmd, 2}, /* CF+ */ |
120 | { NULL, NULL, 0} /* terminator */ |
122 | {NULL, NULL, 0} /* terminator */ |
121 | }; |
123 | }; |
122 | |
124 | |
123 | /** Face-related commands */ |
125 | /** Face-related commands */ |
124 | static struct NsCmdMapping nscommands[] = { |
126 | static struct NsCmdMapping nscommands[] = { |
125 | { "addme", AddMeCmd }, |
127 | {"addme", AddMeCmd}, |
126 | { "askface", SendFaceCmd}, /* Added: phil */ |
128 | {"askface", SendFaceCmd}, /* Added: phil */ |
127 | { "requestinfo", RequestInfo}, |
129 | {"requestinfo", RequestInfo}, |
128 | { "setfacemode", SetFaceMode}, |
130 | {"setfacemode", SetFaceMode}, |
129 | { "setsound", SetSound}, |
131 | {"setsound", SetSound}, |
130 | { "setup", SetUp}, |
132 | {"setup", SetUp}, |
131 | { "version", VersionCmd }, |
133 | {"version", VersionCmd}, |
132 | { "toggleextendedinfos", ToggleExtendedInfos}, /*Added: tchize*/ |
134 | {"toggleextendedinfos", ToggleExtendedInfos}, /*Added: tchize */ |
133 | { "toggleextendedtext", ToggleExtendedText}, /*Added: tchize*/ |
135 | {"toggleextendedtext", ToggleExtendedText}, /*Added: tchize */ |
134 | { "asksmooth", AskSmooth}, /*Added: tchize (smoothing technologies)*/ |
136 | {"asksmooth", AskSmooth}, /*Added: tchize (smoothing technologies) */ |
135 | { NULL, NULL} /* terminator (I, II & III)*/ |
137 | {NULL, NULL} /* terminator (I, II & III) */ |
136 | }; |
138 | }; |
137 | |
139 | |
138 | /** |
140 | /** |
139 | * RequestInfo is sort of a meta command. There is some specific |
141 | * RequestInfo is sort of a meta command. There is some specific |
140 | * request of information, but we call other functions to provide |
142 | * request of information, but we call other functions to provide |
141 | * that information. |
143 | * that information. |
142 | */ |
144 | */ |
|
|
145 | void |
143 | void RequestInfo(char *buf, int len, NewSocket *ns) |
146 | RequestInfo (char *buf, int len, NewSocket * ns) |
144 | { |
147 | { |
145 | char *params=NULL, *cp; |
148 | char *params = NULL, *cp; |
|
|
149 | |
146 | /* No match */ |
150 | /* No match */ |
147 | char bigbuf[MAX_BUF]; |
151 | char bigbuf[MAX_BUF]; |
148 | int slen; |
152 | int slen; |
149 | |
153 | |
150 | /* Set up replyinfo before we modify any of the buffers - this is used |
154 | /* Set up replyinfo before we modify any of the buffers - this is used |
151 | * if we don't find a match. |
155 | * if we don't find a match. |
152 | */ |
156 | */ |
153 | strcpy(bigbuf,"replyinfo "); |
157 | strcpy (bigbuf, "replyinfo "); |
154 | slen = strlen(bigbuf); |
158 | slen = strlen (bigbuf); |
155 | safe_strcat(bigbuf, buf, &slen, MAX_BUF); |
159 | safe_strcat (bigbuf, buf, &slen, MAX_BUF); |
156 | |
160 | |
157 | /* find the first space, make it null, and update the |
161 | /* find the first space, make it null, and update the |
158 | * params pointer. |
162 | * params pointer. |
159 | */ |
163 | */ |
160 | for (cp = buf; *cp != '\0'; cp++) |
164 | for (cp = buf; *cp != '\0'; cp++) |
161 | if (*cp==' ') { |
165 | if (*cp == ' ') |
|
|
166 | { |
162 | *cp = '\0'; |
167 | *cp = '\0'; |
163 | params = cp + 1; |
168 | params = cp + 1; |
164 | break; |
169 | break; |
165 | } |
170 | } |
166 | if (!strcmp(buf, "image_info")) send_image_info(ns, params); |
171 | if (!strcmp (buf, "image_info")) |
167 | else if (!strcmp(buf,"image_sums")) send_image_sums(ns, params); |
172 | send_image_info (ns, params); |
168 | else if (!strcmp(buf,"skill_info")) send_skill_info(ns, params); |
173 | else if (!strcmp (buf, "image_sums")) |
169 | else if (!strcmp(buf,"spell_paths")) send_spell_paths(ns, params); |
174 | send_image_sums (ns, params); |
|
|
175 | else if (!strcmp (buf, "skill_info")) |
|
|
176 | send_skill_info (ns, params); |
|
|
177 | else if (!strcmp (buf, "spell_paths")) |
|
|
178 | send_spell_paths (ns, params); |
|
|
179 | else |
170 | else Write_String_To_Socket(ns, bigbuf, len); |
180 | Write_String_To_Socket (ns, bigbuf, len); |
171 | } |
181 | } |
172 | |
182 | |
173 | /** |
183 | /** |
174 | * Handle client input. |
184 | * Handle client input. |
175 | * |
185 | * |
… | |
… | |
178 | * sock is the output socket information. pl is the player associated |
188 | * sock is the output socket information. pl is the player associated |
179 | * with this socket, null if no player (one of the init_sockets for just |
189 | * with this socket, null if no player (one of the init_sockets for just |
180 | * starting a connection) |
190 | * starting a connection) |
181 | */ |
191 | */ |
182 | |
192 | |
|
|
193 | void |
183 | void HandleClient(NewSocket *ns, player *pl) |
194 | HandleClient (NewSocket * ns, player *pl) |
184 | { |
195 | { |
185 | int len=0,i,cnt; |
196 | int len = 0, i, cnt; |
186 | char *data; |
197 | char *data; |
187 | |
198 | |
188 | /* Loop through this - maybe we have several complete packets here. */ |
199 | /* Loop through this - maybe we have several complete packets here. */ |
189 | // limit to a few commands only, though, as to not monopolise the server |
200 | // limit to a few commands only, though, as to not monopolise the server |
190 | for (cnt = 16; cnt--; ) { |
201 | for (cnt = 16; cnt--;) |
|
|
202 | { |
191 | /* If it is a player, and they don't have any speed left, we |
203 | /* If it is a player, and they don't have any speed left, we |
192 | * return, and will read in the data when they do have time. |
204 | * return, and will read in the data when they do have time. |
193 | */ |
205 | */ |
194 | if (pl && pl->state==ST_PLAYING && pl->ob != NULL && pl->ob->speed_left < 0) { |
206 | if (pl && pl->state == ST_PLAYING && pl->ob != NULL && pl->ob->speed_left < 0) |
|
|
207 | { |
195 | return; |
208 | return; |
196 | } |
|
|
197 | |
209 | } |
|
|
210 | |
198 | i=SockList_ReadPacket(ns->fd, &ns->inbuf, MAXSOCKBUF-1); |
211 | i = SockList_ReadPacket (ns->fd, &ns->inbuf, MAXSOCKBUF - 1); |
199 | |
212 | |
200 | if (i<0) { |
213 | if (i < 0) |
|
|
214 | { |
201 | #ifdef ESRV_DEBUG |
215 | #ifdef ESRV_DEBUG |
202 | LOG(llevDebug,"HandleClient: Read error on connection player %s\n", (pl?pl->ob->name:"None")); |
216 | LOG (llevDebug, "HandleClient: Read error on connection player %s\n", (pl ? pl->ob->name : "None")); |
203 | #endif |
217 | #endif |
204 | /* Caller will take care of cleaning this up */ |
218 | /* Caller will take care of cleaning this up */ |
205 | ns->status =Ns_Dead; |
219 | ns->status = Ns_Dead; |
206 | return; |
220 | return; |
207 | } |
221 | } |
208 | /* Still dont have a full packet */ |
222 | /* Still dont have a full packet */ |
|
|
223 | if (i == 0) |
209 | if (i==0) return; |
224 | return; |
210 | |
225 | |
211 | // //D//TODO//temporarily log long commands |
226 | // //D//TODO//temporarily log long commands |
212 | // if (ns->inbuf.len >= 40 && pl && pl->ob) |
227 | // if (ns->inbuf.len >= 40 && pl && pl->ob) |
213 | // LOG (llevDebug, "HandleClient: long comamnd from <%s,%s> %d<%s>\n", pl->ob->name, ns->host, ns->inbuf.len, ns->inbuf.buf + 2); |
228 | // LOG (llevDebug, "HandleClient: long comamnd from <%s,%s> %d<%s>\n", pl->ob->name, ns->host, ns->inbuf.len, ns->inbuf.buf + 2); |
214 | |
229 | |
215 | /* First, break out beginning word. There are at least |
230 | /* First, break out beginning word. There are at least |
216 | * a few commands that do not have any paremeters. If |
231 | * a few commands that do not have any paremeters. If |
217 | * we get such a command, don't worry about trying |
232 | * we get such a command, don't worry about trying |
218 | * to break it up. |
233 | * to break it up. |
219 | */ |
234 | */ |
220 | data = (char *)strchr((char*)ns->inbuf.buf +2, ' '); |
235 | data = (char *) strchr ((char *) ns->inbuf.buf + 2, ' '); |
221 | if (data) { |
236 | if (data) |
|
|
237 | { |
222 | *data='\0'; |
238 | *data = '\0'; |
223 | data++; |
239 | data++; |
224 | len = ns->inbuf.len - (data - (char*)ns->inbuf.buf); |
240 | len = ns->inbuf.len - (data - (char *) ns->inbuf.buf); |
225 | } |
241 | } |
|
|
242 | else |
226 | else len=0; |
243 | len = 0; |
227 | |
244 | |
228 | ns->inbuf.buf[ns->inbuf.len]='\0'; /* Terminate buffer - useful for string data */ |
245 | ns->inbuf.buf[ns->inbuf.len] = '\0'; /* Terminate buffer - useful for string data */ |
229 | for (i=0; nscommands[i].cmdname !=NULL; i++) { |
246 | for (i = 0; nscommands[i].cmdname != NULL; i++) |
|
|
247 | { |
230 | if (strcmp((char*)ns->inbuf.buf+2,nscommands[i].cmdname)==0) { |
248 | if (strcmp ((char *) ns->inbuf.buf + 2, nscommands[i].cmdname) == 0) |
|
|
249 | { |
231 | nscommands[i].cmdproc((char*)data,len,ns); |
250 | nscommands[i].cmdproc ((char *) data, len, ns); |
232 | ns->inbuf.len=0; |
251 | ns->inbuf.len = 0; |
233 | return;//D// not doing this causes random memory corruption |
252 | return; //D// not doing this causes random memory corruption |
234 | goto next_packet; |
253 | goto next_packet; |
235 | } |
|
|
236 | } |
254 | } |
|
|
255 | } |
237 | /* Player must be in the playing state or the flag on the |
256 | /* Player must be in the playing state or the flag on the |
238 | * the command must be zero for the user to use the command - |
257 | * the command must be zero for the user to use the command - |
239 | * otherwise, a player cam save, be in the play_again state, and |
258 | * otherwise, a player cam save, be in the play_again state, and |
240 | * the map they were on gets swapped out, yet things that try to look |
259 | * the map they were on gets swapped out, yet things that try to look |
241 | * at the map causes a crash. If the command is valid, but |
260 | * at the map causes a crash. If the command is valid, but |
242 | * one they can't use, we still swallow it up. |
261 | * one they can't use, we still swallow it up. |
243 | */ |
262 | */ |
|
|
263 | if (pl) |
244 | if (pl) for (i=0; plcommands[i].cmdname !=NULL; i++) { |
264 | for (i = 0; plcommands[i].cmdname != NULL; i++) |
|
|
265 | { |
245 | if (strcmp((char*)ns->inbuf.buf+2,plcommands[i].cmdname)==0) { |
266 | if (strcmp ((char *) ns->inbuf.buf + 2, plcommands[i].cmdname) == 0) |
|
|
267 | { |
246 | if (pl->state == ST_PLAYING || !(plcommands[i].flag & 1)) |
268 | if (pl->state == ST_PLAYING || !(plcommands[i].flag & 1)) |
247 | plcommands[i].cmdproc((char*)data,len,pl); |
269 | plcommands[i].cmdproc ((char *) data, len, pl); |
248 | ns->inbuf.len=0; |
270 | ns->inbuf.len = 0; |
249 | //D// not doing this causes random memory corruption |
271 | //D// not doing this causes random memory corruption |
250 | if (plcommands[i].flag & 2) |
272 | if (plcommands[i].flag & 2) |
251 | goto next_packet; |
273 | goto next_packet; |
252 | return; |
274 | return; |
253 | } |
275 | } |
254 | } |
276 | } |
255 | /* If we get here, we didn't find a valid command. Logging |
277 | /* If we get here, we didn't find a valid command. Logging |
256 | * this might be questionable, because a broken client/malicious |
278 | * this might be questionable, because a broken client/malicious |
257 | * user could certainly send a whole bunch of invalid commands. |
279 | * user could certainly send a whole bunch of invalid commands. |
258 | */ |
280 | */ |
259 | LOG(llevDebug,"Bad command from client (%s)\n",ns->inbuf.buf+2); |
281 | LOG (llevDebug, "Bad command from client (%s)\n", ns->inbuf.buf + 2); |
260 | next_packet: |
282 | next_packet: |
261 | ; |
283 | ; |
262 | } |
284 | } |
263 | } |
285 | } |
264 | |
286 | |
265 | |
287 | |
266 | /***************************************************************************** |
288 | /***************************************************************************** |
… | |
… | |
269 | * sending. |
291 | * sending. |
270 | * |
292 | * |
271 | ******************************************************************************/ |
293 | ******************************************************************************/ |
272 | |
294 | |
273 | #ifdef WATCHDOG |
295 | #ifdef WATCHDOG |
|
|
296 | |
274 | /** |
297 | /** |
275 | * Tell watchdog that we are still alive |
298 | * Tell watchdog that we are still alive |
276 | * |
299 | * |
277 | * I put the function here since we should hopefully already be getting |
300 | * I put the function here since we should hopefully already be getting |
278 | * all the needed include files for socket support |
301 | * all the needed include files for socket support |
279 | */ |
302 | */ |
280 | |
303 | |
|
|
304 | void |
281 | void watchdog(void) |
305 | watchdog (void) |
282 | { |
306 | { |
283 | static int fd=-1; |
307 | static int fd = -1; |
284 | static struct sockaddr_in insock; |
308 | static struct sockaddr_in insock; |
285 | |
309 | |
286 | if (fd==-1) |
310 | if (fd == -1) |
287 | { |
311 | { |
288 | struct protoent *protoent; |
312 | struct protoent *protoent; |
289 | |
313 | |
290 | if ((protoent=getprotobyname("udp"))==NULL || |
314 | if ((protoent = getprotobyname ("udp")) == NULL || (fd = socket (PF_INET, SOCK_DGRAM, protoent->p_proto)) == -1) |
291 | (fd=socket(PF_INET, SOCK_DGRAM, protoent->p_proto))==-1) |
|
|
292 | { |
315 | { |
293 | return; |
316 | return; |
294 | } |
317 | } |
295 | insock.sin_family=AF_INET; |
318 | insock.sin_family = AF_INET; |
296 | insock.sin_port=htons((unsigned short)13325); |
319 | insock.sin_port = htons ((unsigned short) 13325); |
297 | insock.sin_addr.s_addr=inet_addr("127.0.0.1"); |
320 | insock.sin_addr.s_addr = inet_addr ("127.0.0.1"); |
298 | } |
321 | } |
299 | sendto(fd,(void *)&fd,1,0,(struct sockaddr *)&insock,sizeof(insock)); |
322 | sendto (fd, (void *) &fd, 1, 0, (struct sockaddr *) &insock, sizeof (insock)); |
300 | } |
323 | } |
301 | #endif |
324 | #endif |
302 | |
325 | |
|
|
326 | void |
303 | void flush_sockets(void) |
327 | flush_sockets (void) |
304 | { |
328 | { |
305 | player *pl; |
329 | player *pl; |
306 | |
330 | |
307 | for (pl = first_player; pl != NULL; pl = pl->next) |
331 | for (pl = first_player; pl != NULL; pl = pl->next) |
308 | if (pl->socket.status != Ns_Dead) |
332 | if (pl->socket.status != Ns_Dead) |
… | |
… | |
314 | * |
338 | * |
315 | * A bit of this code is grabbed out of socket.c |
339 | * A bit of this code is grabbed out of socket.c |
316 | * There are 2 lists we need to look through - init_sockets is a list |
340 | * There are 2 lists we need to look through - init_sockets is a list |
317 | * |
341 | * |
318 | */ |
342 | */ |
|
|
343 | void |
319 | void doeric_server(void) |
344 | doeric_server (void) |
320 | { |
345 | { |
321 | int i, pollret; |
346 | int i, pollret; |
322 | fd_set tmp_read, tmp_exceptions, tmp_write; |
347 | fd_set tmp_read, tmp_exceptions, tmp_write; |
323 | struct sockaddr_in addr; |
348 | struct sockaddr_in addr; |
324 | socklen_t addrlen=sizeof(struct sockaddr); |
349 | socklen_t addrlen = sizeof (struct sockaddr); |
325 | player *pl, *next; |
350 | player *pl, *next; |
326 | |
351 | |
327 | #ifdef CS_LOGSTATS |
352 | #ifdef CS_LOGSTATS |
328 | if ((time(NULL)-cst_lst.time_start)>=CS_LOGTIME) |
353 | if ((time (NULL) - cst_lst.time_start) >= CS_LOGTIME) |
329 | write_cs_stats(); |
354 | write_cs_stats (); |
330 | #endif |
355 | #endif |
331 | |
356 | |
332 | FD_ZERO(&tmp_read); |
357 | FD_ZERO (&tmp_read); |
333 | FD_ZERO(&tmp_write); |
358 | FD_ZERO (&tmp_write); |
334 | FD_ZERO(&tmp_exceptions); |
359 | FD_ZERO (&tmp_exceptions); |
335 | |
360 | |
336 | for(i=0;i<socket_info.allocated_sockets;i++) { |
361 | for (i = 0; i < socket_info.allocated_sockets; i++) |
|
|
362 | { |
337 | if (init_sockets[i].status == Ns_Dead) { |
363 | if (init_sockets[i].status == Ns_Dead) |
|
|
364 | { |
338 | free_newsocket(&init_sockets[i]); |
365 | free_newsocket (&init_sockets[i]); |
339 | init_sockets[i].status = Ns_Avail; |
366 | init_sockets[i].status = Ns_Avail; |
340 | socket_info.nconns--; |
367 | socket_info.nconns--; |
|
|
368 | } |
341 | } else if (init_sockets[i].status != Ns_Avail){ |
369 | else if (init_sockets[i].status != Ns_Avail) |
|
|
370 | { |
342 | FD_SET((uint32)init_sockets[i].fd, &tmp_read); |
371 | FD_SET ((uint32) init_sockets[i].fd, &tmp_read); |
343 | FD_SET((uint32)init_sockets[i].fd, &tmp_write); |
372 | FD_SET ((uint32) init_sockets[i].fd, &tmp_write); |
344 | FD_SET((uint32)init_sockets[i].fd, &tmp_exceptions); |
373 | FD_SET ((uint32) init_sockets[i].fd, &tmp_exceptions); |
345 | } |
374 | } |
346 | } |
375 | } |
347 | |
376 | |
348 | /* Go through the players. Let the loop set the next pl value, |
377 | /* Go through the players. Let the loop set the next pl value, |
349 | * since we may remove some |
378 | * since we may remove some |
350 | */ |
379 | */ |
351 | for (pl=first_player; pl!=NULL; ) { |
380 | for (pl = first_player; pl != NULL;) |
|
|
381 | { |
352 | if (pl->socket.status == Ns_Dead) { |
382 | if (pl->socket.status == Ns_Dead) |
|
|
383 | { |
353 | player *npl=pl->next; |
384 | player *npl = pl->next; |
354 | |
385 | |
355 | save_player(pl->ob, 0); |
386 | save_player (pl->ob, 0); |
356 | if(!QUERY_FLAG(pl->ob,FLAG_REMOVED)) { |
387 | if (!QUERY_FLAG (pl->ob, FLAG_REMOVED)) |
|
|
388 | { |
357 | terminate_all_pets(pl->ob); |
389 | terminate_all_pets (pl->ob); |
358 | remove_ob(pl->ob); |
390 | remove_ob (pl->ob); |
359 | } |
391 | } |
360 | leave(pl,1); |
392 | leave (pl, 1); |
361 | final_free_player(pl); |
393 | final_free_player (pl); |
362 | pl=npl; |
394 | pl = npl; |
|
|
395 | } |
|
|
396 | else |
363 | } |
397 | { |
364 | else { |
|
|
365 | FD_SET((uint32)pl->socket.fd, &tmp_read); |
398 | FD_SET ((uint32) pl->socket.fd, &tmp_read); |
366 | FD_SET((uint32)pl->socket.fd, &tmp_write); |
399 | FD_SET ((uint32) pl->socket.fd, &tmp_write); |
367 | FD_SET((uint32)pl->socket.fd, &tmp_exceptions); |
400 | FD_SET ((uint32) pl->socket.fd, &tmp_exceptions); |
368 | pl=pl->next; |
401 | pl = pl->next; |
369 | } |
402 | } |
370 | } |
403 | } |
371 | |
404 | |
372 | /* Reset timeout each time, since some OS's will change the values on |
405 | /* Reset timeout each time, since some OS's will change the values on |
373 | * the return from select. |
406 | * the return from select. |
374 | */ |
407 | */ |
375 | socket_info.timeout.tv_sec = 0; |
408 | socket_info.timeout.tv_sec = 0; |
376 | socket_info.timeout.tv_usec = 0; |
409 | socket_info.timeout.tv_usec = 0; |
377 | |
410 | |
378 | pollret= select(socket_info.max_filedescriptor, &tmp_read, &tmp_write, |
411 | pollret = select (socket_info.max_filedescriptor, &tmp_read, &tmp_write, &tmp_exceptions, &socket_info.timeout); |
379 | &tmp_exceptions, &socket_info.timeout); |
|
|
380 | |
412 | |
381 | if (pollret==-1) { |
413 | if (pollret == -1) |
|
|
414 | { |
382 | LOG(llevError, "select failed: %s\n", strerror(errno)); |
415 | LOG (llevError, "select failed: %s\n", strerror (errno)); |
383 | return; |
416 | return; |
384 | } |
417 | } |
385 | |
418 | |
386 | /* We need to do some of the processing below regardless */ |
419 | /* We need to do some of the processing below regardless */ |
|
|
420 | |
387 | /* if (!pollret) return;*/ |
421 | /* if (!pollret) return;*/ |
388 | |
422 | |
389 | /* Following adds a new connection */ |
423 | /* Following adds a new connection */ |
390 | if (pollret && FD_ISSET(init_sockets[0].fd, &tmp_read)) { |
424 | if (pollret && FD_ISSET (init_sockets[0].fd, &tmp_read)) |
|
|
425 | { |
391 | int newsocknum=0; |
426 | int newsocknum = 0; |
392 | |
427 | |
393 | #ifdef ESRV_DEBUG |
428 | #ifdef ESRV_DEBUG |
394 | LOG(llevDebug,"doeric_server: New Connection\n"); |
429 | LOG (llevDebug, "doeric_server: New Connection\n"); |
395 | #endif |
430 | #endif |
396 | /* If this is the case, all sockets currently in used */ |
431 | /* If this is the case, all sockets currently in used */ |
397 | if (socket_info.allocated_sockets <= socket_info.nconns) { |
432 | if (socket_info.allocated_sockets <= socket_info.nconns) |
|
|
433 | { |
398 | init_sockets = (NewSocket *) realloc(init_sockets,sizeof(NewSocket)*(socket_info.nconns+1)); |
434 | init_sockets = (NewSocket *) realloc (init_sockets, sizeof (NewSocket) * (socket_info.nconns + 1)); |
|
|
435 | if (!init_sockets) |
399 | if (!init_sockets) fatal(OUT_OF_MEMORY); |
436 | fatal (OUT_OF_MEMORY); |
400 | newsocknum = socket_info.allocated_sockets; |
437 | newsocknum = socket_info.allocated_sockets; |
401 | socket_info.allocated_sockets++; |
438 | socket_info.allocated_sockets++; |
402 | init_sockets[newsocknum].faces_sent_len = nrofpixmaps; |
439 | init_sockets[newsocknum].faces_sent_len = nrofpixmaps; |
403 | init_sockets[newsocknum].faces_sent = (uint8*) malloc(nrofpixmaps*sizeof(*init_sockets[newsocknum].faces_sent)); |
440 | init_sockets[newsocknum].faces_sent = (uint8 *) malloc (nrofpixmaps * sizeof (*init_sockets[newsocknum].faces_sent)); |
404 | if (!init_sockets[newsocknum].faces_sent) fatal(OUT_OF_MEMORY); |
441 | if (!init_sockets[newsocknum].faces_sent) |
|
|
442 | fatal (OUT_OF_MEMORY); |
405 | init_sockets[newsocknum].status = Ns_Avail; |
443 | init_sockets[newsocknum].status = Ns_Avail; |
|
|
444 | } |
|
|
445 | else |
406 | } |
446 | { |
407 | else { |
|
|
408 | int j; |
447 | int j; |
409 | |
448 | |
410 | for (j=1; j<socket_info.allocated_sockets; j++) |
449 | for (j = 1; j < socket_info.allocated_sockets; j++) |
411 | if (init_sockets[j].status == Ns_Avail) { |
450 | if (init_sockets[j].status == Ns_Avail) |
|
|
451 | { |
412 | newsocknum=j; |
452 | newsocknum = j; |
413 | break; |
453 | break; |
414 | } |
454 | } |
415 | } |
455 | } |
416 | init_sockets[newsocknum].fd=accept(init_sockets[0].fd, (struct sockaddr *)&addr, &addrlen); |
456 | init_sockets[newsocknum].fd = accept (init_sockets[0].fd, (struct sockaddr *) &addr, &addrlen); |
417 | if (init_sockets[newsocknum].fd==-1) { |
457 | if (init_sockets[newsocknum].fd == -1) |
|
|
458 | { |
418 | LOG(llevError, "accept failed: %s\n", strerror(errno)); |
459 | LOG (llevError, "accept failed: %s\n", strerror (errno)); |
|
|
460 | } |
|
|
461 | else |
419 | } |
462 | { |
420 | else { |
|
|
421 | char buf[MAX_BUF]; |
463 | char buf[MAX_BUF]; |
422 | long ip; |
464 | long ip; |
423 | NewSocket *ns; |
465 | NewSocket *ns; |
424 | |
466 | |
425 | ns = &init_sockets[newsocknum]; |
467 | ns = &init_sockets[newsocknum]; |
426 | |
468 | |
427 | ip = ntohl(addr.sin_addr.s_addr); |
469 | ip = ntohl (addr.sin_addr.s_addr); |
428 | sprintf(buf, "%ld.%ld.%ld.%ld", (ip>>24)&255, (ip>>16)&255, (ip>>8)&255, ip&255); |
470 | sprintf (buf, "%ld.%ld.%ld.%ld", (ip >> 24) & 255, (ip >> 16) & 255, (ip >> 8) & 255, ip & 255); |
429 | |
471 | |
430 | if (checkbanned(NULL, buf)) { |
472 | if (checkbanned (NULL, buf)) |
|
|
473 | { |
431 | LOG(llevInfo, "Banned host tried to connect: [%s]\n", buf); |
474 | LOG (llevInfo, "Banned host tried to connect: [%s]\n", buf); |
432 | close(init_sockets[newsocknum].fd); |
475 | close (init_sockets[newsocknum].fd); |
433 | init_sockets[newsocknum].fd = -1; |
476 | init_sockets[newsocknum].fd = -1; |
|
|
477 | } |
|
|
478 | else |
434 | } |
479 | { |
435 | else { |
|
|
436 | InitConnection(ns, buf); |
480 | InitConnection (ns, buf); |
437 | socket_info.nconns++; |
481 | socket_info.nconns++; |
438 | } |
|
|
439 | } |
482 | } |
|
|
483 | } |
440 | } |
484 | } |
441 | |
485 | |
442 | /* Check for any exceptions/input on the sockets */ |
486 | /* Check for any exceptions/input on the sockets */ |
|
|
487 | if (pollret) |
443 | if (pollret) for(i=1;i<socket_info.allocated_sockets;i++) { |
488 | for (i = 1; i < socket_info.allocated_sockets; i++) |
|
|
489 | { |
444 | if (init_sockets[i].status == Ns_Avail) continue; |
490 | if (init_sockets[i].status == Ns_Avail) |
|
|
491 | continue; |
445 | if (FD_ISSET(init_sockets[i].fd,&tmp_exceptions)) { |
492 | if (FD_ISSET (init_sockets[i].fd, &tmp_exceptions)) |
|
|
493 | { |
446 | free_newsocket(&init_sockets[i]); |
494 | free_newsocket (&init_sockets[i]); |
447 | init_sockets[i].status = Ns_Avail; |
495 | init_sockets[i].status = Ns_Avail; |
448 | socket_info.nconns--; |
496 | socket_info.nconns--; |
449 | continue; |
497 | continue; |
450 | } |
498 | } |
451 | if (FD_ISSET(init_sockets[i].fd, &tmp_read)) { |
499 | if (FD_ISSET (init_sockets[i].fd, &tmp_read)) |
|
|
500 | { |
452 | HandleClient(&init_sockets[i], NULL); |
501 | HandleClient (&init_sockets[i], NULL); |
453 | } |
502 | } |
454 | if (FD_ISSET(init_sockets[i].fd, &tmp_write)) { |
503 | if (FD_ISSET (init_sockets[i].fd, &tmp_write)) |
|
|
504 | { |
455 | init_sockets[i].can_write=1; |
505 | init_sockets[i].can_write = 1; |
456 | } |
506 | } |
457 | } |
507 | } |
458 | |
508 | |
459 | /* This does roughly the same thing, but for the players now */ |
509 | /* This does roughly the same thing, but for the players now */ |
460 | for (pl=first_player; pl!=NULL; pl=next) { |
510 | for (pl = first_player; pl != NULL; pl = next) |
|
|
511 | { |
461 | |
512 | |
462 | next=pl->next; |
513 | next = pl->next; |
463 | if (pl->socket.status==Ns_Dead) continue; |
514 | if (pl->socket.status == Ns_Dead) |
|
|
515 | continue; |
464 | |
516 | |
465 | if (FD_ISSET(pl->socket.fd,&tmp_write)) { |
517 | if (FD_ISSET (pl->socket.fd, &tmp_write)) |
|
|
518 | { |
466 | if (!pl->socket.can_write) { |
519 | if (!pl->socket.can_write) |
|
|
520 | { |
467 | #if 0 |
521 | #if 0 |
468 | LOG(llevDebug,"Player %s socket now write enabled\n", pl->ob->name); |
522 | LOG (llevDebug, "Player %s socket now write enabled\n", pl->ob->name); |
469 | #endif |
523 | #endif |
470 | pl->socket.can_write=1; |
524 | pl->socket.can_write = 1; |
471 | write_socket_buffer(&pl->socket); |
525 | write_socket_buffer (&pl->socket); |
472 | } |
526 | } |
473 | /* if we get an error on the write_socket buffer, no reason to |
527 | /* if we get an error on the write_socket buffer, no reason to |
474 | * continue on this socket. |
528 | * continue on this socket. |
475 | */ |
529 | */ |
476 | if (pl->socket.status==Ns_Dead) continue; |
530 | if (pl->socket.status == Ns_Dead) |
|
|
531 | continue; |
477 | } |
532 | } |
|
|
533 | else |
478 | else pl->socket.can_write=0; |
534 | pl->socket.can_write = 0; |
479 | |
535 | |
480 | if (FD_ISSET(pl->socket.fd,&tmp_exceptions)) { |
536 | if (FD_ISSET (pl->socket.fd, &tmp_exceptions)) |
|
|
537 | { |
481 | save_player(pl->ob, 0); |
538 | save_player (pl->ob, 0); |
482 | if(!QUERY_FLAG(pl->ob,FLAG_REMOVED)) { |
539 | if (!QUERY_FLAG (pl->ob, FLAG_REMOVED)) |
|
|
540 | { |
483 | terminate_all_pets(pl->ob); |
541 | terminate_all_pets (pl->ob); |
484 | remove_ob(pl->ob); |
542 | remove_ob (pl->ob); |
485 | } |
543 | } |
486 | leave(pl,1); |
544 | leave (pl, 1); |
487 | final_free_player(pl); |
545 | final_free_player (pl); |
|
|
546 | } |
|
|
547 | else |
488 | } |
548 | { |
489 | else { |
|
|
490 | HandleClient(&pl->socket, pl); |
549 | HandleClient (&pl->socket, pl); |
491 | /* If the player has left the game, then the socket status |
550 | /* If the player has left the game, then the socket status |
492 | * will be set to this be the leave function. We don't |
551 | * will be set to this be the leave function. We don't |
493 | * need to call leave again, as it has already been called |
552 | * need to call leave again, as it has already been called |
494 | * once. |
553 | * once. |
495 | */ |
554 | */ |
496 | if (pl->socket.status==Ns_Dead) { |
555 | if (pl->socket.status == Ns_Dead) |
|
|
556 | { |
497 | save_player(pl->ob, 0); |
557 | save_player (pl->ob, 0); |
498 | if(!QUERY_FLAG(pl->ob,FLAG_REMOVED)) { |
558 | if (!QUERY_FLAG (pl->ob, FLAG_REMOVED)) |
|
|
559 | { |
499 | terminate_all_pets(pl->ob); |
560 | terminate_all_pets (pl->ob); |
500 | remove_ob(pl->ob); |
561 | remove_ob (pl->ob); |
501 | } |
562 | } |
502 | leave(pl,1); |
563 | leave (pl, 1); |
503 | final_free_player(pl); |
564 | final_free_player (pl); |
|
|
565 | } |
504 | } else { |
566 | else |
|
|
567 | { |
505 | |
568 | |
506 | /* Update the players stats once per tick. More efficient than |
569 | /* Update the players stats once per tick. More efficient than |
507 | * sending them whenever they change, and probably just as useful |
570 | * sending them whenever they change, and probably just as useful |
508 | */ |
571 | */ |
509 | esrv_update_stats(pl); |
572 | esrv_update_stats (pl); |
510 | if (pl->last_weight != -1 && pl->last_weight != WEIGHT(pl->ob)) { |
573 | if (pl->last_weight != -1 && pl->last_weight != WEIGHT (pl->ob)) |
|
|
574 | { |
511 | esrv_update_item(UPD_WEIGHT, pl->ob, pl->ob); |
575 | esrv_update_item (UPD_WEIGHT, pl->ob, pl->ob); |
512 | if(pl->last_weight != WEIGHT(pl->ob)) |
576 | if (pl->last_weight != WEIGHT (pl->ob)) |
513 | LOG(llevError, "esrv_update_item(UPD_WEIGHT) did not set player weight: is %lu, should be %lu\n", (unsigned long)pl->last_weight, WEIGHT(pl->ob)); |
577 | LOG (llevError, "esrv_update_item(UPD_WEIGHT) did not set player weight: is %lu, should be %lu\n", |
|
|
578 | (unsigned long) pl->last_weight, WEIGHT (pl->ob)); |
514 | } |
579 | } |
515 | /* draw_client_map does sanity checking that map is |
580 | /* draw_client_map does sanity checking that map is |
516 | * valid, so don't do it here. |
581 | * valid, so don't do it here. |
517 | */ |
582 | */ |
518 | draw_client_map(pl->ob); |
583 | draw_client_map (pl->ob); |
519 | if (pl->socket.update_look) esrv_draw_look(pl->ob); |
584 | if (pl->socket.update_look) |
|
|
585 | esrv_draw_look (pl->ob); |
520 | } |
586 | } |
521 | } |
587 | } |
522 | } |
588 | } |
523 | } |
589 | } |