]>
Commit | Line | Data |
---|---|---|
305b0eb2 AL |
1 | /* |
2 | * inet and unix socket functions for qemu | |
3 | * | |
4 | * (c) 2008 Gerd Hoffmann <kraxel@redhat.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; under version 2 of the License. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | */ | |
d247d25f AL |
15 | #include <stdio.h> |
16 | #include <stdlib.h> | |
17 | #include <string.h> | |
18 | #include <ctype.h> | |
19 | #include <errno.h> | |
20 | #include <unistd.h> | |
21 | ||
22 | #include "qemu_socket.h" | |
47398b9c | 23 | #include "qemu-common.h" /* for qemu_isdigit */ |
d247d25f AL |
24 | |
25 | #ifndef AI_ADDRCONFIG | |
26 | # define AI_ADDRCONFIG 0 | |
27 | #endif | |
28 | ||
29 | static int sockets_debug = 0; | |
30 | static const int on=1, off=0; | |
31 | ||
2af2bf67 GH |
32 | /* used temporarely until all users are converted to QemuOpts */ |
33 | QemuOptsList dummy_opts = { | |
34 | .name = "dummy", | |
35 | .head = TAILQ_HEAD_INITIALIZER(dummy_opts.head), | |
36 | .desc = { | |
37 | { | |
38 | .name = "path", | |
39 | .type = QEMU_OPT_STRING, | |
f4c94c7c GH |
40 | },{ |
41 | .name = "host", | |
42 | .type = QEMU_OPT_STRING, | |
43 | },{ | |
44 | .name = "port", | |
45 | .type = QEMU_OPT_STRING, | |
46 | },{ | |
47 | .name = "to", | |
48 | .type = QEMU_OPT_NUMBER, | |
49 | },{ | |
50 | .name = "ipv4", | |
51 | .type = QEMU_OPT_BOOL, | |
52 | },{ | |
53 | .name = "ipv6", | |
54 | .type = QEMU_OPT_BOOL, | |
2af2bf67 GH |
55 | }, |
56 | { /* end if list */ } | |
57 | }, | |
58 | }; | |
59 | ||
d247d25f AL |
60 | static int inet_getport(struct addrinfo *e) |
61 | { | |
62 | struct sockaddr_in *i4; | |
63 | struct sockaddr_in6 *i6; | |
64 | ||
65 | switch (e->ai_family) { | |
66 | case PF_INET6: | |
67 | i6 = (void*)e->ai_addr; | |
68 | return ntohs(i6->sin6_port); | |
69 | case PF_INET: | |
70 | i4 = (void*)e->ai_addr; | |
71 | return ntohs(i4->sin_port); | |
72 | default: | |
73 | return 0; | |
74 | } | |
75 | } | |
76 | ||
77 | static void inet_setport(struct addrinfo *e, int port) | |
78 | { | |
79 | struct sockaddr_in *i4; | |
80 | struct sockaddr_in6 *i6; | |
81 | ||
82 | switch (e->ai_family) { | |
83 | case PF_INET6: | |
84 | i6 = (void*)e->ai_addr; | |
85 | i6->sin6_port = htons(port); | |
86 | break; | |
87 | case PF_INET: | |
88 | i4 = (void*)e->ai_addr; | |
89 | i4->sin_port = htons(port); | |
90 | break; | |
91 | } | |
92 | } | |
93 | ||
94 | static const char *inet_strfamily(int family) | |
95 | { | |
96 | switch (family) { | |
97 | case PF_INET6: return "ipv6"; | |
98 | case PF_INET: return "ipv4"; | |
99 | case PF_UNIX: return "unix"; | |
100 | } | |
101 | return "????"; | |
102 | } | |
103 | ||
104 | static void inet_print_addrinfo(const char *tag, struct addrinfo *res) | |
105 | { | |
106 | struct addrinfo *e; | |
107 | char uaddr[INET6_ADDRSTRLEN+1]; | |
108 | char uport[33]; | |
109 | ||
110 | for (e = res; e != NULL; e = e->ai_next) { | |
111 | getnameinfo((struct sockaddr*)e->ai_addr,e->ai_addrlen, | |
112 | uaddr,INET6_ADDRSTRLEN,uport,32, | |
113 | NI_NUMERICHOST | NI_NUMERICSERV); | |
114 | fprintf(stderr,"%s: getaddrinfo: family %s, host %s, port %s\n", | |
115 | tag, inet_strfamily(e->ai_family), uaddr, uport); | |
116 | } | |
117 | } | |
118 | ||
e5bc776f | 119 | int inet_listen_opts(QemuOpts *opts, int port_offset) |
d247d25f AL |
120 | { |
121 | struct addrinfo ai,*res,*e; | |
e5bc776f | 122 | const char *addr; |
d247d25f AL |
123 | char port[33]; |
124 | char uaddr[INET6_ADDRSTRLEN+1]; | |
125 | char uport[33]; | |
e5bc776f | 126 | int slisten,rc,to,try_next; |
d247d25f AL |
127 | |
128 | memset(&ai,0, sizeof(ai)); | |
129 | ai.ai_flags = AI_PASSIVE | AI_ADDRCONFIG; | |
130 | ai.ai_family = PF_UNSPEC; | |
e5bc776f | 131 | ai.ai_socktype = SOCK_STREAM; |
d247d25f | 132 | |
e5bc776f GH |
133 | if (qemu_opt_get(opts, "port") == NULL) { |
134 | fprintf(stderr, "%s: host and/or port not specified\n", __FUNCTION__); | |
135 | return -1; | |
d247d25f | 136 | } |
e5bc776f GH |
137 | pstrcpy(port, sizeof(port), qemu_opt_get(opts, "port")); |
138 | addr = qemu_opt_get(opts, "host"); | |
d247d25f | 139 | |
e5bc776f GH |
140 | to = qemu_opt_get_number(opts, "to", 0); |
141 | if (qemu_opt_get_bool(opts, "ipv4", 0)) | |
d247d25f | 142 | ai.ai_family = PF_INET; |
e5bc776f | 143 | if (qemu_opt_get_bool(opts, "ipv6", 0)) |
d247d25f AL |
144 | ai.ai_family = PF_INET6; |
145 | ||
146 | /* lookup */ | |
147 | if (port_offset) | |
148 | snprintf(port, sizeof(port), "%d", atoi(port) + port_offset); | |
149 | rc = getaddrinfo(strlen(addr) ? addr : NULL, port, &ai, &res); | |
150 | if (rc != 0) { | |
e5bc776f GH |
151 | fprintf(stderr,"getaddrinfo(%s,%s): %s\n", addr, port, |
152 | gai_strerror(rc)); | |
d247d25f AL |
153 | return -1; |
154 | } | |
155 | if (sockets_debug) | |
156 | inet_print_addrinfo(__FUNCTION__, res); | |
157 | ||
158 | /* create socket + bind */ | |
159 | for (e = res; e != NULL; e = e->ai_next) { | |
39b6efc8 VS |
160 | getnameinfo((struct sockaddr*)e->ai_addr,e->ai_addrlen, |
161 | uaddr,INET6_ADDRSTRLEN,uport,32, | |
162 | NI_NUMERICHOST | NI_NUMERICSERV); | |
d247d25f | 163 | slisten = socket(e->ai_family, e->ai_socktype, e->ai_protocol); |
39b6efc8 | 164 | if (slisten < 0) { |
d247d25f AL |
165 | fprintf(stderr,"%s: socket(%s): %s\n", __FUNCTION__, |
166 | inet_strfamily(e->ai_family), strerror(errno)); | |
39b6efc8 VS |
167 | continue; |
168 | } | |
d247d25f AL |
169 | |
170 | setsockopt(slisten,SOL_SOCKET,SO_REUSEADDR,(void*)&on,sizeof(on)); | |
171 | #ifdef IPV6_V6ONLY | |
172 | if (e->ai_family == PF_INET6) { | |
173 | /* listen on both ipv4 and ipv6 */ | |
39b6efc8 VS |
174 | setsockopt(slisten,IPPROTO_IPV6,IPV6_V6ONLY,(void*)&off, |
175 | sizeof(off)); | |
d247d25f AL |
176 | } |
177 | #endif | |
178 | ||
179 | for (;;) { | |
180 | if (bind(slisten, e->ai_addr, e->ai_addrlen) == 0) { | |
181 | if (sockets_debug) | |
182 | fprintf(stderr,"%s: bind(%s,%s,%d): OK\n", __FUNCTION__, | |
39b6efc8 | 183 | inet_strfamily(e->ai_family), uaddr, inet_getport(e)); |
d247d25f AL |
184 | goto listen; |
185 | } | |
186 | try_next = to && (inet_getport(e) <= to + port_offset); | |
187 | if (!try_next || sockets_debug) | |
188 | fprintf(stderr,"%s: bind(%s,%s,%d): %s\n", __FUNCTION__, | |
189 | inet_strfamily(e->ai_family), uaddr, inet_getport(e), | |
190 | strerror(errno)); | |
191 | if (try_next) { | |
192 | inet_setport(e, inet_getport(e) + 1); | |
193 | continue; | |
194 | } | |
195 | break; | |
196 | } | |
197 | closesocket(slisten); | |
198 | } | |
199 | fprintf(stderr, "%s: FAILED\n", __FUNCTION__); | |
200 | freeaddrinfo(res); | |
201 | return -1; | |
202 | ||
203 | listen: | |
204 | if (listen(slisten,1) != 0) { | |
205 | perror("listen"); | |
206 | closesocket(slisten); | |
39b6efc8 | 207 | freeaddrinfo(res); |
d247d25f AL |
208 | return -1; |
209 | } | |
e5bc776f GH |
210 | snprintf(uport, sizeof(uport), "%d", inet_getport(e) - port_offset); |
211 | qemu_opt_set(opts, "host", uaddr); | |
212 | qemu_opt_set(opts, "port", uport); | |
213 | qemu_opt_set(opts, "ipv6", (e->ai_family == PF_INET6) ? "on" : "off"); | |
214 | qemu_opt_set(opts, "ipv4", (e->ai_family != PF_INET6) ? "on" : "off"); | |
d247d25f AL |
215 | freeaddrinfo(res); |
216 | return slisten; | |
217 | } | |
218 | ||
f4c94c7c | 219 | int inet_connect_opts(QemuOpts *opts) |
d247d25f AL |
220 | { |
221 | struct addrinfo ai,*res,*e; | |
f4c94c7c GH |
222 | const char *addr; |
223 | const char *port; | |
d247d25f AL |
224 | char uaddr[INET6_ADDRSTRLEN+1]; |
225 | char uport[33]; | |
226 | int sock,rc; | |
227 | ||
228 | memset(&ai,0, sizeof(ai)); | |
229 | ai.ai_flags = AI_CANONNAME | AI_ADDRCONFIG; | |
230 | ai.ai_family = PF_UNSPEC; | |
f4c94c7c | 231 | ai.ai_socktype = SOCK_STREAM; |
d247d25f | 232 | |
f4c94c7c GH |
233 | addr = qemu_opt_get(opts, "host"); |
234 | port = qemu_opt_get(opts, "port"); | |
235 | if (addr == NULL || port == NULL) { | |
236 | fprintf(stderr, "inet_connect: host and/or port not specified\n"); | |
237 | return -1; | |
d247d25f AL |
238 | } |
239 | ||
f4c94c7c | 240 | if (qemu_opt_get_bool(opts, "ipv4", 0)) |
d247d25f | 241 | ai.ai_family = PF_INET; |
f4c94c7c | 242 | if (qemu_opt_get_bool(opts, "ipv6", 0)) |
d247d25f AL |
243 | ai.ai_family = PF_INET6; |
244 | ||
245 | /* lookup */ | |
246 | if (0 != (rc = getaddrinfo(addr, port, &ai, &res))) { | |
f4c94c7c GH |
247 | fprintf(stderr,"getaddrinfo(%s,%s): %s\n", addr, port, |
248 | gai_strerror(rc)); | |
d247d25f AL |
249 | return -1; |
250 | } | |
251 | if (sockets_debug) | |
252 | inet_print_addrinfo(__FUNCTION__, res); | |
253 | ||
254 | for (e = res; e != NULL; e = e->ai_next) { | |
39b6efc8 VS |
255 | if (getnameinfo((struct sockaddr*)e->ai_addr,e->ai_addrlen, |
256 | uaddr,INET6_ADDRSTRLEN,uport,32, | |
257 | NI_NUMERICHOST | NI_NUMERICSERV) != 0) { | |
d247d25f | 258 | fprintf(stderr,"%s: getnameinfo: oops\n", __FUNCTION__); |
39b6efc8 VS |
259 | continue; |
260 | } | |
d247d25f | 261 | sock = socket(e->ai_family, e->ai_socktype, e->ai_protocol); |
39b6efc8 | 262 | if (sock < 0) { |
d247d25f | 263 | fprintf(stderr,"%s: socket(%s): %s\n", __FUNCTION__, |
39b6efc8 VS |
264 | inet_strfamily(e->ai_family), strerror(errno)); |
265 | continue; | |
266 | } | |
d247d25f AL |
267 | setsockopt(sock,SOL_SOCKET,SO_REUSEADDR,(void*)&on,sizeof(on)); |
268 | ||
39b6efc8 VS |
269 | /* connect to peer */ |
270 | if (connect(sock,e->ai_addr,e->ai_addrlen) < 0) { | |
d247d25f AL |
271 | if (sockets_debug || NULL == e->ai_next) |
272 | fprintf(stderr, "%s: connect(%s,%s,%s,%s): %s\n", __FUNCTION__, | |
273 | inet_strfamily(e->ai_family), | |
274 | e->ai_canonname, uaddr, uport, strerror(errno)); | |
275 | closesocket(sock); | |
39b6efc8 VS |
276 | continue; |
277 | } | |
d247d25f AL |
278 | if (sockets_debug) |
279 | fprintf(stderr, "%s: connect(%s,%s,%s,%s): OK\n", __FUNCTION__, | |
280 | inet_strfamily(e->ai_family), | |
281 | e->ai_canonname, uaddr, uport); | |
282 | freeaddrinfo(res); | |
39b6efc8 | 283 | return sock; |
d247d25f AL |
284 | } |
285 | freeaddrinfo(res); | |
286 | return -1; | |
287 | } | |
288 | ||
f4c94c7c GH |
289 | /* compatibility wrapper */ |
290 | static int inet_parse(QemuOpts *opts, const char *str) | |
291 | { | |
292 | const char *optstr, *h; | |
293 | char addr[64]; | |
294 | char port[33]; | |
295 | int pos; | |
296 | ||
297 | /* parse address */ | |
298 | if (str[0] == ':') { | |
299 | /* no host given */ | |
300 | addr[0] = '\0'; | |
301 | if (1 != sscanf(str,":%32[^,]%n",port,&pos)) { | |
302 | fprintf(stderr, "%s: portonly parse error (%s)\n", | |
303 | __FUNCTION__, str); | |
304 | return -1; | |
305 | } | |
306 | } else if (str[0] == '[') { | |
307 | /* IPv6 addr */ | |
308 | if (2 != sscanf(str,"[%64[^]]]:%32[^,]%n",addr,port,&pos)) { | |
309 | fprintf(stderr, "%s: ipv6 parse error (%s)\n", | |
310 | __FUNCTION__, str); | |
311 | return -1; | |
312 | } | |
313 | qemu_opt_set(opts, "ipv6", "yes"); | |
314 | } else if (qemu_isdigit(str[0])) { | |
315 | /* IPv4 addr */ | |
316 | if (2 != sscanf(str,"%64[0-9.]:%32[^,]%n",addr,port,&pos)) { | |
317 | fprintf(stderr, "%s: ipv4 parse error (%s)\n", | |
318 | __FUNCTION__, str); | |
319 | return -1; | |
320 | } | |
321 | qemu_opt_set(opts, "ipv4", "yes"); | |
322 | } else { | |
323 | /* hostname */ | |
324 | if (2 != sscanf(str,"%64[^:]:%32[^,]%n",addr,port,&pos)) { | |
325 | fprintf(stderr, "%s: hostname parse error (%s)\n", | |
326 | __FUNCTION__, str); | |
327 | return -1; | |
328 | } | |
329 | } | |
330 | qemu_opt_set(opts, "host", addr); | |
331 | qemu_opt_set(opts, "port", port); | |
332 | ||
333 | /* parse options */ | |
334 | optstr = str + pos; | |
335 | h = strstr(optstr, ",to="); | |
336 | if (h) | |
337 | qemu_opt_set(opts, "to", h+4); | |
338 | if (strstr(optstr, ",ipv4")) | |
339 | qemu_opt_set(opts, "ipv4", "yes"); | |
340 | if (strstr(optstr, ",ipv6")) | |
341 | qemu_opt_set(opts, "ipv6", "yes"); | |
342 | return 0; | |
343 | } | |
344 | ||
e5bc776f GH |
345 | int inet_listen(const char *str, char *ostr, int olen, |
346 | int socktype, int port_offset) | |
347 | { | |
348 | QemuOpts *opts; | |
349 | char *optstr; | |
350 | int sock = -1; | |
351 | ||
352 | opts = qemu_opts_create(&dummy_opts, NULL, 0); | |
353 | if (inet_parse(opts, str) == 0) { | |
354 | sock = inet_listen_opts(opts, port_offset); | |
355 | if (sock != -1 && ostr) { | |
356 | optstr = strchr(str, ','); | |
357 | if (qemu_opt_get_bool(opts, "ipv6", 0)) { | |
358 | snprintf(ostr, olen, "[%s]:%s%s", | |
359 | qemu_opt_get(opts, "host"), | |
360 | qemu_opt_get(opts, "port"), | |
361 | optstr ? optstr : ""); | |
362 | } else { | |
363 | snprintf(ostr, olen, "%s:%s%s", | |
364 | qemu_opt_get(opts, "host"), | |
365 | qemu_opt_get(opts, "port"), | |
366 | optstr ? optstr : ""); | |
367 | } | |
368 | } | |
369 | } | |
370 | qemu_opts_del(opts); | |
371 | return sock; | |
372 | } | |
373 | ||
f4c94c7c GH |
374 | int inet_connect(const char *str, int socktype) |
375 | { | |
376 | QemuOpts *opts; | |
377 | int sock = -1; | |
378 | ||
379 | opts = qemu_opts_create(&dummy_opts, NULL, 0); | |
380 | if (inet_parse(opts, str) == 0) | |
381 | sock = inet_connect_opts(opts); | |
382 | qemu_opts_del(opts); | |
383 | return sock; | |
384 | } | |
385 | ||
d247d25f AL |
386 | #ifndef _WIN32 |
387 | ||
62b6adfb | 388 | int unix_listen_opts(QemuOpts *opts) |
d247d25f AL |
389 | { |
390 | struct sockaddr_un un; | |
62b6adfb GH |
391 | const char *path = qemu_opt_get(opts, "path"); |
392 | int sock, fd; | |
d247d25f AL |
393 | |
394 | sock = socket(PF_UNIX, SOCK_STREAM, 0); | |
395 | if (sock < 0) { | |
39b6efc8 VS |
396 | perror("socket(unix)"); |
397 | return -1; | |
d247d25f AL |
398 | } |
399 | ||
d247d25f AL |
400 | memset(&un, 0, sizeof(un)); |
401 | un.sun_family = AF_UNIX; | |
402 | if (path && strlen(path)) { | |
403 | snprintf(un.sun_path, sizeof(un.sun_path), "%s", path); | |
404 | } else { | |
405 | char *tmpdir = getenv("TMPDIR"); | |
406 | snprintf(un.sun_path, sizeof(un.sun_path), "%s/qemu-socket-XXXXXX", | |
407 | tmpdir ? tmpdir : "/tmp"); | |
408 | /* | |
409 | * This dummy fd usage silences the mktemp() unsecure warning. | |
410 | * Using mkstemp() doesn't make things more secure here | |
411 | * though. bind() complains about existing files, so we have | |
412 | * to unlink first and thus re-open the race window. The | |
413 | * worst case possible is bind() failing, i.e. a DoS attack. | |
414 | */ | |
415 | fd = mkstemp(un.sun_path); close(fd); | |
62b6adfb | 416 | qemu_opt_set(opts, "path", un.sun_path); |
d247d25f | 417 | } |
d247d25f AL |
418 | |
419 | unlink(un.sun_path); | |
420 | if (bind(sock, (struct sockaddr*) &un, sizeof(un)) < 0) { | |
421 | fprintf(stderr, "bind(unix:%s): %s\n", un.sun_path, strerror(errno)); | |
422 | goto err; | |
423 | } | |
424 | if (listen(sock, 1) < 0) { | |
425 | fprintf(stderr, "listen(unix:%s): %s\n", un.sun_path, strerror(errno)); | |
426 | goto err; | |
427 | } | |
428 | ||
429 | if (sockets_debug) | |
430 | fprintf(stderr, "bind(unix:%s): OK\n", un.sun_path); | |
d247d25f AL |
431 | return sock; |
432 | ||
433 | err: | |
d247d25f AL |
434 | closesocket(sock); |
435 | return -1; | |
436 | } | |
437 | ||
2af2bf67 | 438 | int unix_connect_opts(QemuOpts *opts) |
d247d25f AL |
439 | { |
440 | struct sockaddr_un un; | |
2af2bf67 | 441 | const char *path = qemu_opt_get(opts, "path"); |
d247d25f AL |
442 | int sock; |
443 | ||
2af2bf67 GH |
444 | if (NULL == path) { |
445 | fprintf(stderr, "unix connect: no path specified\n"); | |
446 | return -1; | |
447 | } | |
448 | ||
d247d25f AL |
449 | sock = socket(PF_UNIX, SOCK_STREAM, 0); |
450 | if (sock < 0) { | |
39b6efc8 VS |
451 | perror("socket(unix)"); |
452 | return -1; | |
d247d25f AL |
453 | } |
454 | ||
455 | memset(&un, 0, sizeof(un)); | |
456 | un.sun_family = AF_UNIX; | |
457 | snprintf(un.sun_path, sizeof(un.sun_path), "%s", path); | |
458 | if (connect(sock, (struct sockaddr*) &un, sizeof(un)) < 0) { | |
459 | fprintf(stderr, "connect(unix:%s): %s\n", path, strerror(errno)); | |
460 | return -1; | |
461 | } | |
462 | ||
463 | if (sockets_debug) | |
464 | fprintf(stderr, "connect(unix:%s): OK\n", path); | |
465 | return sock; | |
466 | } | |
467 | ||
2af2bf67 | 468 | /* compatibility wrapper */ |
62b6adfb GH |
469 | int unix_listen(const char *str, char *ostr, int olen) |
470 | { | |
471 | QemuOpts *opts; | |
472 | char *path, *optstr; | |
473 | int sock, len; | |
474 | ||
475 | opts = qemu_opts_create(&dummy_opts, NULL, 0); | |
476 | ||
477 | optstr = strchr(str, ','); | |
478 | if (optstr) { | |
479 | len = optstr - str; | |
480 | if (len) { | |
481 | path = qemu_malloc(len+1); | |
482 | snprintf(path, len+1, "%.*s", len, str); | |
483 | qemu_opt_set(opts, "path", path); | |
484 | qemu_free(path); | |
485 | } | |
486 | } else { | |
487 | qemu_opt_set(opts, "path", str); | |
488 | } | |
489 | ||
490 | sock = unix_listen_opts(opts); | |
491 | ||
492 | if (sock != -1 && ostr) | |
493 | snprintf(ostr, olen, "%s%s", qemu_opt_get(opts, "path"), optstr ? optstr : ""); | |
494 | qemu_opts_del(opts); | |
495 | return sock; | |
496 | } | |
497 | ||
2af2bf67 GH |
498 | int unix_connect(const char *path) |
499 | { | |
500 | QemuOpts *opts; | |
501 | int sock; | |
502 | ||
503 | opts = qemu_opts_create(&dummy_opts, NULL, 0); | |
504 | qemu_opt_set(opts, "path", path); | |
505 | sock = unix_connect_opts(opts); | |
506 | qemu_opts_del(opts); | |
507 | return sock; | |
508 | } | |
509 | ||
d247d25f AL |
510 | #else |
511 | ||
108af7b9 GH |
512 | int unix_listen_opts(QemuOpts *opts) |
513 | { | |
514 | fprintf(stderr, "unix sockets are not available on windows\n"); | |
515 | return -1; | |
516 | } | |
517 | ||
518 | int unix_connect_opts(QemuOpts *opts) | |
519 | { | |
520 | fprintf(stderr, "unix sockets are not available on windows\n"); | |
521 | return -1; | |
522 | } | |
523 | ||
d247d25f AL |
524 | int unix_listen(const char *path, char *ostr, int olen) |
525 | { | |
526 | fprintf(stderr, "unix sockets are not available on windows\n"); | |
527 | return -1; | |
528 | } | |
529 | ||
530 | int unix_connect(const char *path) | |
531 | { | |
532 | fprintf(stderr, "unix sockets are not available on windows\n"); | |
533 | return -1; | |
534 | } | |
535 | ||
536 | #endif |