1 | |
|
|
2 | /* |
|
|
3 | * static char *rcsid_init_c = |
|
|
4 | * "$Id: init.C,v 1.7 2006/09/10 13:43:33 root Exp $"; |
|
|
5 | */ |
|
|
6 | |
|
|
7 | /* |
1 | /* |
8 | CrossFire, A Multiplayer game for X-windows |
2 | CrossFire, A Multiplayer game for X-windows |
9 | |
3 | |
10 | Copyright (C) 2001 Mark Wedel |
4 | Copyright (C) 2001 Mark Wedel |
11 | Copyright (C) 1992 Frank Tore Johansen |
5 | Copyright (C) 1992 Frank Tore Johansen |
… | |
… | |
22 | |
16 | |
23 | You should have received a copy of the GNU General Public License |
17 | You should have received a copy of the GNU General Public License |
24 | along with this program; if not, write to the Free Software |
18 | along with this program; if not, write to the Free Software |
25 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
26 | |
20 | |
27 | The author can be reached via e-mail to crossfire-devel@real-time.com |
21 | The author can be reached via e-mail to <crossfire@schmorp.de> |
28 | */ |
22 | */ |
29 | |
23 | |
30 | /** |
24 | /** |
31 | * \file |
25 | * \file |
32 | * Socket general functions |
26 | * Socket general functions |
… | |
… | |
41 | |
35 | |
42 | #include <global.h> |
36 | #include <global.h> |
43 | #ifndef __CEXTRACT__ |
37 | #ifndef __CEXTRACT__ |
44 | # include <sproto.h> |
38 | # include <sproto.h> |
45 | #endif |
39 | #endif |
46 | #ifndef WIN32 /* ---win32 exclude include files */ |
|
|
47 | # include <sys/types.h> |
40 | #include <sys/types.h> |
48 | # include <sys/time.h> |
41 | #include <sys/time.h> |
49 | # include <sys/socket.h> |
42 | #include <sys/socket.h> |
50 | # include <netinet/in.h> |
43 | #include <netinet/in.h> |
51 | # include <netdb.h> |
44 | #include <netdb.h> |
52 | #endif /* win32 */ |
|
|
53 | |
45 | |
54 | #ifdef HAVE_UNISTD_H |
46 | #ifdef HAVE_UNISTD_H |
55 | # include <unistd.h> |
47 | # include <unistd.h> |
56 | #endif |
48 | #endif |
57 | |
49 | |
… | |
… | |
75 | char buf[256]; |
67 | char buf[256]; |
76 | int bufsize = 65535; /*Supposed absolute upper limit */ |
68 | int bufsize = 65535; /*Supposed absolute upper limit */ |
77 | int oldbufsize; |
69 | int oldbufsize; |
78 | int buflen = sizeof (int); |
70 | int buflen = sizeof (int); |
79 | |
71 | |
80 | #ifdef WIN32 /* ***WIN32 SOCKET: init win32 non blocking socket */ |
|
|
81 | int temp = 1; |
|
|
82 | |
|
|
83 | if (ioctlsocket (ns->fd, FIONBIO, &temp) == -1) |
|
|
84 | LOG (llevError, "InitConnection: Error on ioctlsocket.\n"); |
|
|
85 | #else |
|
|
86 | if (fcntl (ns->fd, F_SETFL, O_NONBLOCK) == -1) |
72 | if (fcntl (ns->fd, F_SETFL, O_NONBLOCK) == -1) |
87 | { |
73 | { |
88 | LOG (llevError, "InitConnection: Error on fcntl.\n"); |
74 | LOG (llevError, "InitConnection: Error on fcntl.\n"); |
89 | } |
75 | } |
90 | #endif /* end win32 */ |
|
|
91 | |
76 | |
92 | if (getsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen) == -1) |
77 | if (getsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen) == -1) |
93 | oldbufsize = 0; |
78 | oldbufsize = 0; |
94 | if (oldbufsize < bufsize) |
79 | if (oldbufsize < bufsize) |
95 | { |
80 | { |
… | |
… | |
114 | ns->exp64 = 0; |
99 | ns->exp64 = 0; |
115 | ns->monitor_spells = 0; |
100 | ns->monitor_spells = 0; |
116 | ns->mapmode = Map0Cmd; |
101 | ns->mapmode = Map0Cmd; |
117 | ns->darkness = 1; |
102 | ns->darkness = 1; |
118 | ns->status = Ns_Add; |
103 | ns->status = Ns_Add; |
119 | ns->comment = NULL; |
|
|
120 | ns->old_mode = (Old_Mode) 0; |
|
|
121 | ns->mapx = 11; |
104 | ns->mapx = 11; |
122 | ns->mapy = 11; |
105 | ns->mapy = 11; |
123 | ns->newmapcmd = 0; |
106 | ns->newmapcmd = 0; |
124 | ns->itemcmd = 1; /* Default is version item1 command */ |
107 | ns->itemcmd = 1; /* Default is version item1 command */ |
125 | ns->ext_mapinfos = 0; /*extendedmapinfo datas */ |
108 | ns->ext_mapinfos = 0; /*extendedmapinfo datas */ |
… | |
… | |
187 | { |
170 | { |
188 | struct sockaddr_in insock; |
171 | struct sockaddr_in insock; |
189 | struct protoent *protox; |
172 | struct protoent *protox; |
190 | struct linger linger_opt; |
173 | struct linger linger_opt; |
191 | |
174 | |
192 | #ifdef WIN32 /* ***win32 - we init a windows socket */ |
|
|
193 | WSADATA w; |
|
|
194 | |
|
|
195 | socket_info.max_filedescriptor = 1; /* used in select, ignored in winsockets */ |
|
|
196 | WSAStartup (0x0101, &w); /* this setup all socket stuff */ |
|
|
197 | /* ill include no error tests here, winsocket 1.1 should always work */ |
|
|
198 | /* except some old win95 versions without tcp/ip stack */ |
|
|
199 | #else /* non windows */ |
|
|
200 | |
|
|
201 | # ifdef HAVE_SYSCONF |
175 | #ifdef HAVE_SYSCONF |
202 | socket_info.max_filedescriptor = sysconf (_SC_OPEN_MAX); |
176 | socket_info.max_filedescriptor = sysconf (_SC_OPEN_MAX); |
|
|
177 | #else |
|
|
178 | # ifdef HAVE_GETDTABLESIZE |
|
|
179 | socket_info.max_filedescriptor = getdtablesize (); |
203 | # else |
180 | # else |
204 | # ifdef HAVE_GETDTABLESIZE |
|
|
205 | socket_info.max_filedescriptor = getdtablesize (); |
|
|
206 | # else |
|
|
207 | "Unable to find usable function to get max filedescriptors"; |
181 | "Unable to find usable function to get max filedescriptors"; |
208 | # endif |
|
|
209 | # endif |
182 | # endif |
210 | #endif /* win32 */ |
183 | #endif |
211 | |
184 | |
212 | socket_info.timeout.tv_sec = 0; |
185 | socket_info.timeout.tv_sec = 0; |
213 | socket_info.timeout.tv_usec = 0; |
186 | socket_info.timeout.tv_usec = 0; |
214 | socket_info.nconns = 0; |
187 | socket_info.nconns = 0; |
215 | |
188 | |
… | |
… | |
257 | defined(__sun__) || defined(__linux__) || defined(SVR4) || \ |
230 | defined(__sun__) || defined(__linux__) || defined(SVR4) || \ |
258 | defined(__FreeBSD__) || defined(__OpenBSD__) || \ |
231 | defined(__FreeBSD__) || defined(__OpenBSD__) || \ |
259 | defined(WIN32) /* ---win32 add this here */ || \ |
232 | defined(WIN32) /* ---win32 add this here */ || \ |
260 | defined(__GNU__) /* HURD */ |
233 | defined(__GNU__) /* HURD */ |
261 | { |
234 | { |
262 | # ifdef WIN32 |
|
|
263 | char tmp = 1; |
|
|
264 | # else |
|
|
265 | int tmp = 1; |
235 | int tmp = 1; |
266 | # endif |
|
|
267 | |
236 | |
268 | if (setsockopt (init_sockets[0].fd, SOL_SOCKET, SO_REUSEADDR, &tmp, sizeof (tmp))) |
237 | if (setsockopt (init_sockets[0].fd, SOL_SOCKET, SO_REUSEADDR, &tmp, sizeof (tmp))) |
269 | { |
238 | { |
270 | LOG (llevError, "Cannot setsockopt(SO_REUSEADDR): %s\n", strerror (errno)); |
239 | LOG (llevError, "Cannot setsockopt(SO_REUSEADDR): %s\n", strerror (errno)); |
271 | } |
240 | } |
… | |
… | |
278 | #endif |
247 | #endif |
279 | |
248 | |
280 | if (bind (init_sockets[0].fd, (struct sockaddr *) &insock, sizeof (insock)) == (-1)) |
249 | if (bind (init_sockets[0].fd, (struct sockaddr *) &insock, sizeof (insock)) == (-1)) |
281 | { |
250 | { |
282 | LOG (llevError, "Cannot bind socket to port %d: %s\n", ntohs (insock.sin_port), strerror (errno)); |
251 | LOG (llevError, "Cannot bind socket to port %d: %s\n", ntohs (insock.sin_port), strerror (errno)); |
283 | #ifdef WIN32 /* ***win32: close() -> closesocket() */ |
|
|
284 | shutdown (init_sockets[0].fd, SD_BOTH); |
|
|
285 | closesocket (init_sockets[0].fd); |
|
|
286 | #else |
|
|
287 | close (init_sockets[0].fd); |
252 | close (init_sockets[0].fd); |
288 | #endif /* win32 */ |
|
|
289 | exit (-1); |
253 | exit (-1); |
290 | } |
254 | } |
291 | if (listen (init_sockets[0].fd, 5) == (-1)) |
255 | if (listen (init_sockets[0].fd, 5) == (-1)) |
292 | { |
256 | { |
293 | LOG (llevError, "Cannot listen on socket: %s\n", strerror (errno)); |
257 | LOG (llevError, "Cannot listen on socket: %s\n", strerror (errno)); |
294 | #ifdef WIN32 /* ***win32: close() -> closesocket() */ |
|
|
295 | shutdown (init_sockets[0].fd, SD_BOTH); |
|
|
296 | closesocket (init_sockets[0].fd); |
|
|
297 | #else |
|
|
298 | close (init_sockets[0].fd); |
258 | close (init_sockets[0].fd); |
299 | #endif /* win32 */ |
|
|
300 | exit (-1); |
259 | exit (-1); |
301 | } |
260 | } |
302 | init_sockets[0].status = Ns_Add; |
261 | init_sockets[0].status = Ns_Add; |
303 | read_client_images (); |
262 | read_client_images (); |
304 | } |
263 | } |
… | |
… | |
327 | */ |
286 | */ |
328 | |
287 | |
329 | void |
288 | void |
330 | free_newsocket (NewSocket * ns) |
289 | free_newsocket (NewSocket * ns) |
331 | { |
290 | { |
332 | #ifdef WIN32 /* ***win32: closesocket in windows style */ |
|
|
333 | shutdown (ns->fd, SD_BOTH); |
|
|
334 | if (closesocket (ns->fd)) |
|
|
335 | { |
|
|
336 | #else |
|
|
337 | if (close (ns->fd)) |
291 | if (close (ns->fd)) |
338 | { |
292 | { |
339 | #endif /* win32 */ |
|
|
340 | |
293 | |
341 | #ifdef ESRV_DEBUG |
294 | #ifdef ESRV_DEBUG |
342 | LOG (llevDebug, "Error closing socket %d\n", ns->fd); |
295 | LOG (llevDebug, "Error closing socket %d\n", ns->fd); |
343 | #endif |
296 | #endif |
344 | } |
297 | } |
|
|
298 | |
345 | if (ns->stats.range) |
299 | if (ns->stats.range) |
346 | free (ns->stats.range); |
300 | free (ns->stats.range); |
|
|
301 | |
347 | if (ns->stats.title) |
302 | if (ns->stats.title) |
348 | free (ns->stats.title); |
303 | free (ns->stats.title); |
349 | if (ns->comment) |
304 | |
350 | free (ns->comment); |
|
|
351 | free (ns->host); |
305 | free (ns->host); |
352 | free (ns->inbuf.buf); |
306 | free (ns->inbuf.buf); |
353 | } |
307 | } |
354 | |
308 | |
355 | /** Sends the 'goodbye' command to the player, and closes connection. */ |
309 | /** Sends the 'goodbye' command to the player, and closes connection. */ |