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32 | * The reading of data is handled in ericserver.c |
32 | * The reading of data is handled in ericserver.c |
33 | */ |
33 | */ |
34 | |
34 | |
35 | |
35 | |
36 | #include <global.h> |
36 | #include <global.h> |
37 | #ifndef __CEXTRACT__ |
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38 | # include <sproto.h> |
37 | #include <sproto.h> |
39 | #endif |
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40 | #ifndef WIN32 /* ---win32 exclude include files */ |
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41 | # include <sys/types.h> |
38 | #include <sys/types.h> |
42 | # include <sys/time.h> |
39 | #include <sys/time.h> |
43 | # include <sys/socket.h> |
40 | #include <sys/socket.h> |
44 | # include <netinet/in.h> |
41 | #include <netinet/in.h> |
45 | # include <netdb.h> |
42 | #include <netdb.h> |
46 | #endif /* win32 */ |
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|
47 | |
43 | |
48 | #ifdef HAVE_UNISTD_H |
44 | #ifdef HAVE_UNISTD_H |
49 | # include <unistd.h> |
45 | # include <unistd.h> |
50 | #endif |
46 | #endif |
51 | |
47 | |
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61 | * Initializes a connection. Really, it just sets up the data structure, |
57 | * Initializes a connection. Really, it just sets up the data structure, |
62 | * socket setup is handled elsewhere. We do send a version to the |
58 | * socket setup is handled elsewhere. We do send a version to the |
63 | * client. |
59 | * client. |
64 | */ |
60 | */ |
65 | void |
61 | void |
66 | InitConnection (NewSocket * ns, const char *from_ip) |
62 | InitConnection (NewSocket *ns, const char *from_ip) |
67 | { |
63 | { |
68 | SockList sl; |
64 | SockList sl; |
69 | char buf[256]; |
65 | char buf[256]; |
70 | int bufsize = 65535; /*Supposed absolute upper limit */ |
66 | int bufsize = 65535; /*Supposed absolute upper limit */ |
71 | int oldbufsize; |
67 | int oldbufsize; |
72 | int buflen = sizeof (int); |
68 | int buflen = sizeof (int); |
73 | |
69 | |
74 | #ifdef WIN32 /* ***WIN32 SOCKET: init win32 non blocking socket */ |
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75 | int temp = 1; |
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76 | |
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77 | if (ioctlsocket (ns->fd, FIONBIO, &temp) == -1) |
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78 | LOG (llevError, "InitConnection: Error on ioctlsocket.\n"); |
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79 | #else |
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80 | if (fcntl (ns->fd, F_SETFL, O_NONBLOCK) == -1) |
70 | if (fcntl (ns->fd, F_SETFL, O_NONBLOCK) == -1) |
81 | { |
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82 | LOG (llevError, "InitConnection: Error on fcntl.\n"); |
71 | LOG (llevError, "InitConnection: Error on fcntl.\n"); |
83 | } |
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84 | #endif /* end win32 */ |
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85 | |
72 | |
86 | if (getsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen) == -1) |
73 | if (getsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen) == -1) |
87 | oldbufsize = 0; |
74 | oldbufsize = 0; |
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75 | |
88 | if (oldbufsize < bufsize) |
76 | if (oldbufsize < bufsize) |
89 | { |
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90 | #ifdef ESRV_DEBUG |
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91 | LOG (llevDebug, "Default buffer size was %d bytes, will reset it to %d\n", oldbufsize, bufsize); |
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92 | #endif |
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93 | if (setsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &bufsize, sizeof (&bufsize))) |
77 | if (setsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &bufsize, sizeof (&bufsize))) |
94 | { |
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95 | LOG (llevError, "InitConnection: setsockopt unable to set output buf size to %d\n", bufsize); |
78 | LOG (llevError, "InitConnection: setsockopt unable to set output buf size to %d\n", bufsize); |
96 | } |
79 | |
97 | } |
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98 | buflen = sizeof (oldbufsize); |
80 | buflen = sizeof (oldbufsize); |
99 | getsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen); |
81 | getsockopt (ns->fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen); |
100 | #ifdef ESRV_DEBUG |
82 | #ifdef ESRV_DEBUG |
101 | LOG (llevDebug, "Socket buffer size now %d bytes\n", oldbufsize); |
83 | LOG (llevDebug, "Socket buffer size now %d bytes\n", oldbufsize); |
102 | #endif |
84 | #endif |
… | |
… | |
179 | { |
161 | { |
180 | struct sockaddr_in insock; |
162 | struct sockaddr_in insock; |
181 | struct protoent *protox; |
163 | struct protoent *protox; |
182 | struct linger linger_opt; |
164 | struct linger linger_opt; |
183 | |
165 | |
184 | #ifdef WIN32 /* ***win32 - we init a windows socket */ |
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185 | WSADATA w; |
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186 | |
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187 | socket_info.max_filedescriptor = 1; /* used in select, ignored in winsockets */ |
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188 | WSAStartup (0x0101, &w); /* this setup all socket stuff */ |
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189 | /* ill include no error tests here, winsocket 1.1 should always work */ |
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190 | /* except some old win95 versions without tcp/ip stack */ |
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191 | #else /* non windows */ |
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192 | |
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193 | # ifdef HAVE_SYSCONF |
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194 | socket_info.max_filedescriptor = sysconf (_SC_OPEN_MAX); |
166 | socket_info.max_filedescriptor = sysconf (_SC_OPEN_MAX); |
195 | # else |
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196 | # ifdef HAVE_GETDTABLESIZE |
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197 | socket_info.max_filedescriptor = getdtablesize (); |
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198 | # else |
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199 | "Unable to find usable function to get max filedescriptors"; |
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200 | # endif |
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201 | # endif |
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202 | #endif /* win32 */ |
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203 | |
167 | |
204 | socket_info.timeout.tv_sec = 0; |
168 | socket_info.timeout.tv_sec = 0; |
205 | socket_info.timeout.tv_usec = 0; |
169 | socket_info.timeout.tv_usec = 0; |
206 | socket_info.nconns = 0; |
170 | socket_info.nconns = 0; |
207 | |
171 | |
… | |
… | |
222 | if (protox == NULL) |
186 | if (protox == NULL) |
223 | { |
187 | { |
224 | LOG (llevError, "init_ericserver: Error getting protox\n"); |
188 | LOG (llevError, "init_ericserver: Error getting protox\n"); |
225 | return; |
189 | return; |
226 | } |
190 | } |
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191 | |
227 | init_sockets[0].fd = socket (PF_INET, SOCK_STREAM, protox->p_proto); |
192 | init_sockets[0].fd = socket (PF_INET, SOCK_STREAM, protox->p_proto); |
228 | if (init_sockets[0].fd == -1) |
193 | if (init_sockets[0].fd == -1) |
229 | { |
194 | { |
230 | LOG (llevError, "Cannot create socket: %s\n", strerror (errno)); |
195 | LOG (llevError, "Cannot create socket: %s\n", strerror (errno)); |
231 | exit (-1); |
196 | exit (-1); |
232 | } |
197 | } |
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198 | |
233 | insock.sin_family = AF_INET; |
199 | insock.sin_family = AF_INET; |
234 | insock.sin_port = htons (settings.csport); |
200 | insock.sin_port = htons (settings.csport); |
235 | insock.sin_addr.s_addr = htonl (INADDR_ANY); |
201 | insock.sin_addr.s_addr = htonl (INADDR_ANY); |
236 | |
202 | |
237 | linger_opt.l_onoff = 0; |
203 | linger_opt.l_onoff = 0; |
238 | linger_opt.l_linger = 0; |
204 | linger_opt.l_linger = 0; |
239 | if (setsockopt (init_sockets[0].fd, SOL_SOCKET, SO_LINGER, (char *) &linger_opt, sizeof (struct linger))) |
205 | if (setsockopt (init_sockets[0].fd, SOL_SOCKET, SO_LINGER, (char *) &linger_opt, sizeof (struct linger))) |
240 | { |
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241 | LOG (llevError, "Cannot setsockopt(SO_LINGER): %s\n", strerror (errno)); |
206 | LOG (llevError, "Cannot setsockopt(SO_LINGER): %s\n", strerror (errno)); |
242 | } |
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243 | |
207 | |
244 | /* Would be nice to have an autoconf check for this. It appears that |
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245 | * these functions are both using the same calling syntax, just one |
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246 | * of them needs extra valus passed. |
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247 | */ |
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248 | #if defined(__osf__) || defined(hpux) || defined(sgi) || defined(NeXT) || \ |
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249 | defined(__sun__) || defined(__linux__) || defined(SVR4) || \ |
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250 | defined(__FreeBSD__) || defined(__OpenBSD__) || \ |
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251 | defined(WIN32) /* ---win32 add this here */ || \ |
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252 | defined(__GNU__) /* HURD */ |
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253 | { |
208 | { |
254 | # ifdef WIN32 |
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255 | char tmp = 1; |
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256 | # else |
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257 | int tmp = 1; |
209 | int tmp = 1; |
258 | # endif |
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259 | |
210 | |
260 | if (setsockopt (init_sockets[0].fd, SOL_SOCKET, SO_REUSEADDR, &tmp, sizeof (tmp))) |
211 | if (setsockopt (init_sockets[0].fd, SOL_SOCKET, SO_REUSEADDR, &tmp, sizeof (tmp))) |
261 | { |
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262 | LOG (llevError, "Cannot setsockopt(SO_REUSEADDR): %s\n", strerror (errno)); |
212 | LOG (llevError, "Cannot setsockopt(SO_REUSEADDR): %s\n", strerror (errno)); |
263 | } |
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264 | } |
213 | } |
265 | #else |
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266 | if (setsockopt (init_sockets[0].fd, SOL_SOCKET, SO_REUSEADDR, (char *) NULL, 0)) |
|
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267 | { |
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268 | LOG (llevError, "Cannot setsockopt(SO_REUSEADDR): %s\n", strerror (errno)); |
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269 | } |
|
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270 | #endif |
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271 | |
214 | |
272 | if (bind (init_sockets[0].fd, (struct sockaddr *) &insock, sizeof (insock)) == (-1)) |
215 | if (bind (init_sockets[0].fd, (struct sockaddr *) &insock, sizeof (insock)) == (-1)) |
273 | { |
216 | { |
274 | LOG (llevError, "Cannot bind socket to port %d: %s\n", ntohs (insock.sin_port), strerror (errno)); |
217 | LOG (llevError, "Cannot bind socket to port %d: %s\n", ntohs (insock.sin_port), strerror (errno)); |
275 | #ifdef WIN32 /* ***win32: close() -> closesocket() */ |
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276 | shutdown (init_sockets[0].fd, SD_BOTH); |
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277 | closesocket (init_sockets[0].fd); |
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278 | #else |
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279 | close (init_sockets[0].fd); |
218 | close (init_sockets[0].fd); |
280 | #endif /* win32 */ |
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281 | exit (-1); |
219 | exit (-1); |
282 | } |
220 | } |
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221 | |
283 | if (listen (init_sockets[0].fd, 5) == (-1)) |
222 | if (listen (init_sockets[0].fd, 5) == (-1)) |
284 | { |
223 | { |
285 | LOG (llevError, "Cannot listen on socket: %s\n", strerror (errno)); |
224 | LOG (llevError, "Cannot listen on socket: %s\n", strerror (errno)); |
286 | #ifdef WIN32 /* ***win32: close() -> closesocket() */ |
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287 | shutdown (init_sockets[0].fd, SD_BOTH); |
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288 | closesocket (init_sockets[0].fd); |
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289 | #else |
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290 | close (init_sockets[0].fd); |
225 | close (init_sockets[0].fd); |
291 | #endif /* win32 */ |
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292 | exit (-1); |
226 | exit (-1); |
293 | } |
227 | } |
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228 | |
294 | init_sockets[0].status = Ns_Add; |
229 | init_sockets[0].status = Ns_Add; |
295 | read_client_images (); |
230 | read_client_images (); |
296 | } |
231 | } |
297 | |
232 | |
298 | |
233 | |
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317 | * might be associated with the socket. It is up to the caller to |
252 | * might be associated with the socket. It is up to the caller to |
318 | * update the list |
253 | * update the list |
319 | */ |
254 | */ |
320 | |
255 | |
321 | void |
256 | void |
322 | free_newsocket (NewSocket * ns) |
257 | free_newsocket (NewSocket *ns) |
323 | { |
258 | { |
324 | #ifdef WIN32 /* ***win32: closesocket in windows style */ |
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325 | shutdown (ns->fd, SD_BOTH); |
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326 | if (closesocket (ns->fd)) |
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327 | { |
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328 | #else |
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329 | if (close (ns->fd)) |
259 | close (ns->fd); |
330 | { |
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331 | #endif /* win32 */ |
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332 | |
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333 | #ifdef ESRV_DEBUG |
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334 | LOG (llevDebug, "Error closing socket %d\n", ns->fd); |
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335 | #endif |
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336 | } |
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337 | |
260 | |
338 | if (ns->stats.range) |
261 | if (ns->stats.range) |
339 | free (ns->stats.range); |
262 | free (ns->stats.range); |
340 | |
263 | |
341 | if (ns->stats.title) |
264 | if (ns->stats.title) |