Commit | Line | Data |
---|---|---|
826d496d | 1 | /* |
90c106c6 | 2 | * Copyright (C) 2011 EfficiOS Inc. |
ab5be9fa MJ |
3 | * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
4 | * | |
5 | * SPDX-License-Identifier: GPL-2.0-only | |
fac6795d | 6 | * |
fac6795d DG |
7 | */ |
8 | ||
fe7bf564 | 9 | #include <sys/socket.h> |
6c1c0768 | 10 | #define _LGPL_SOURCE |
1e307fab | 11 | #include <assert.h> |
fac6795d DG |
12 | #include <limits.h> |
13 | #include <stdio.h> | |
14 | #include <stdlib.h> | |
15 | #include <string.h> | |
fac6795d DG |
16 | #include <sys/stat.h> |
17 | #include <sys/types.h> | |
fac6795d | 18 | #include <unistd.h> |
2288467f | 19 | #include <inttypes.h> |
fac6795d | 20 | |
90e535ef | 21 | #include <common/common.h> |
edf4b93e | 22 | #include <common/compat/errno.h> |
990570ed | 23 | |
10a8a223 | 24 | #include "sessiond-comm.h" |
fac6795d | 25 | |
6364a07a | 26 | /* For Unix socket */ |
2038dd6c | 27 | #include <common/unix.h> |
6364a07a DG |
28 | /* For Inet socket */ |
29 | #include "inet.h" | |
30 | /* For Inet6 socket */ | |
31 | #include "inet6.h" | |
32 | ||
554831e7 MD |
33 | #define NETWORK_TIMEOUT_ENV "LTTNG_NETWORK_SOCKET_TIMEOUT" |
34 | ||
32dd26fb | 35 | static struct lttcomm_net_family net_families[] = { |
6364a07a DG |
36 | { LTTCOMM_INET, lttcomm_create_inet_sock }, |
37 | { LTTCOMM_INET6, lttcomm_create_inet6_sock }, | |
38 | }; | |
39 | ||
fac6795d DG |
40 | /* |
41 | * Human readable error message. | |
42 | */ | |
43 | static const char *lttcomm_readable_code[] = { | |
f73fabfd DG |
44 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_COMMAND_SOCK_READY) ] = "consumerd command socket ready", |
45 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_SUCCESS_RECV_FD) ] = "consumerd success on receiving fds", | |
46 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_ERROR_RECV_FD) ] = "consumerd error on receiving fds", | |
47 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_ERROR_RECV_CMD) ] = "consumerd error on receiving command", | |
48 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_POLL_ERROR) ] = "consumerd error in polling thread", | |
49 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_POLL_NVAL) ] = "consumerd polling on closed fd", | |
50 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_POLL_HUP) ] = "consumerd all fd hung up", | |
51 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_EXIT_SUCCESS) ] = "consumerd exiting normally", | |
52 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_EXIT_FAILURE) ] = "consumerd exiting on error", | |
53 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_OUTFD_ERROR) ] = "consumerd error opening the tracefile", | |
54 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_SPLICE_EBADF) ] = "consumerd splice EBADF", | |
55 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_SPLICE_EINVAL) ] = "consumerd splice EINVAL", | |
56 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_SPLICE_ENOMEM) ] = "consumerd splice ENOMEM", | |
57 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_SPLICE_ESPIPE) ] = "consumerd splice ESPIPE", | |
40727660 MD |
58 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_ENOMEM) ] = "Consumer is out of memory", |
59 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_ERROR_METADATA) ] = "Error with metadata", | |
60 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_FATAL) ] = "Fatal error", | |
618a6a28 | 61 | [ LTTCOMM_ERR_INDEX(LTTCOMM_CONSUMERD_RELAYD_FAIL) ] = "Error on remote relayd", |
80e327fa | 62 | |
f73fabfd DG |
63 | /* Last element */ |
64 | [ LTTCOMM_ERR_INDEX(LTTCOMM_NR) ] = "Unknown error code" | |
fac6795d DG |
65 | }; |
66 | ||
554831e7 MD |
67 | static unsigned long network_timeout; |
68 | ||
fac6795d | 69 | /* |
917216f6 DG |
70 | * Return ptr to string representing a human readable error code from the |
71 | * lttcomm_return_code enum. | |
fac6795d | 72 | * |
917216f6 | 73 | * These code MUST be negative in other to treat that as an error value. |
fac6795d | 74 | */ |
90e535ef | 75 | LTTNG_HIDDEN |
fac6795d DG |
76 | const char *lttcomm_get_readable_code(enum lttcomm_return_code code) |
77 | { | |
f73fabfd | 78 | code = -code; |
fac6795d | 79 | |
c617c0c6 | 80 | if (code < LTTCOMM_CONSUMERD_COMMAND_SOCK_READY || code > LTTCOMM_NR) { |
f73fabfd | 81 | code = LTTCOMM_NR; |
fac6795d DG |
82 | } |
83 | ||
f73fabfd | 84 | return lttcomm_readable_code[LTTCOMM_ERR_INDEX(code)]; |
fac6795d | 85 | } |
6364a07a DG |
86 | |
87 | /* | |
de5e9086 DG |
88 | * Create socket from an already allocated lttcomm socket structure and init |
89 | * sockaddr in the lttcomm sock. | |
6364a07a | 90 | */ |
90e535ef | 91 | LTTNG_HIDDEN |
de5e9086 | 92 | int lttcomm_create_sock(struct lttcomm_sock *sock) |
6364a07a | 93 | { |
de5e9086 | 94 | int ret, _sock_type, _sock_proto, domain; |
6364a07a | 95 | |
de5e9086 DG |
96 | assert(sock); |
97 | ||
98 | domain = sock->sockaddr.type; | |
99 | if (domain != LTTCOMM_INET && domain != LTTCOMM_INET6) { | |
100 | ERR("Create socket of unknown domain %d", domain); | |
101 | ret = -1; | |
102 | goto error; | |
6364a07a DG |
103 | } |
104 | ||
de5e9086 DG |
105 | switch (sock->proto) { |
106 | case LTTCOMM_SOCK_UDP: | |
107 | _sock_type = SOCK_DGRAM; | |
108 | _sock_proto = IPPROTO_UDP; | |
109 | break; | |
110 | case LTTCOMM_SOCK_TCP: | |
111 | _sock_type = SOCK_STREAM; | |
112 | _sock_proto = IPPROTO_TCP; | |
113 | break; | |
114 | default: | |
115 | ret = -1; | |
116 | goto error; | |
117 | } | |
6364a07a | 118 | |
de5e9086 DG |
119 | ret = net_families[domain].create(sock, _sock_type, _sock_proto); |
120 | if (ret < 0) { | |
121 | goto error; | |
122 | } | |
123 | ||
124 | error: | |
125 | return ret; | |
6364a07a DG |
126 | } |
127 | ||
128 | /* | |
de5e9086 | 129 | * Return allocated lttcomm socket structure. |
6364a07a | 130 | */ |
90e535ef | 131 | LTTNG_HIDDEN |
de5e9086 | 132 | struct lttcomm_sock *lttcomm_alloc_sock(enum lttcomm_sock_proto proto) |
6364a07a | 133 | { |
de5e9086 | 134 | struct lttcomm_sock *sock; |
6364a07a | 135 | |
de5e9086 DG |
136 | sock = zmalloc(sizeof(struct lttcomm_sock)); |
137 | if (sock == NULL) { | |
138 | PERROR("zmalloc create sock"); | |
139 | goto end; | |
6364a07a DG |
140 | } |
141 | ||
142 | sock->proto = proto; | |
de5e9086 | 143 | sock->fd = -1; |
6364a07a | 144 | |
de5e9086 DG |
145 | end: |
146 | return sock; | |
6364a07a DG |
147 | } |
148 | ||
149 | /* | |
de5e9086 DG |
150 | * Return an allocated lttcomm socket structure and copy src content into |
151 | * the newly created socket. | |
152 | * | |
153 | * This is mostly useful when lttcomm_sock are passed between process where the | |
154 | * fd and ops have to be changed within the correct address space. | |
6364a07a | 155 | */ |
90e535ef | 156 | LTTNG_HIDDEN |
de5e9086 | 157 | struct lttcomm_sock *lttcomm_alloc_copy_sock(struct lttcomm_sock *src) |
6364a07a | 158 | { |
6364a07a DG |
159 | struct lttcomm_sock *sock; |
160 | ||
de5e9086 DG |
161 | /* Safety net */ |
162 | assert(src); | |
163 | ||
164 | sock = lttcomm_alloc_sock(src->proto); | |
6364a07a DG |
165 | if (sock == NULL) { |
166 | goto alloc_error; | |
167 | } | |
168 | ||
de5e9086 | 169 | lttcomm_copy_sock(sock, src); |
6364a07a | 170 | |
de5e9086 | 171 | alloc_error: |
6364a07a | 172 | return sock; |
de5e9086 | 173 | } |
6364a07a | 174 | |
de5e9086 DG |
175 | /* |
176 | * Create and copy socket from an allocated lttcomm socket structure. | |
177 | * | |
178 | * This is mostly useful when lttcomm_sock are passed between process where the | |
179 | * fd and ops have to be changed within the correct address space. | |
180 | */ | |
90e535ef | 181 | LTTNG_HIDDEN |
de5e9086 DG |
182 | void lttcomm_copy_sock(struct lttcomm_sock *dst, struct lttcomm_sock *src) |
183 | { | |
184 | /* Safety net */ | |
185 | assert(dst); | |
186 | assert(src); | |
187 | ||
188 | dst->proto = src->proto; | |
189 | dst->fd = src->fd; | |
190 | dst->ops = src->ops; | |
191 | /* Copy sockaddr information from original socket */ | |
192 | memcpy(&dst->sockaddr, &src->sockaddr, sizeof(dst->sockaddr)); | |
6364a07a DG |
193 | } |
194 | ||
195 | /* | |
196 | * Init IPv4 sockaddr structure. | |
197 | */ | |
90e535ef | 198 | LTTNG_HIDDEN |
6364a07a DG |
199 | int lttcomm_init_inet_sockaddr(struct lttcomm_sockaddr *sockaddr, |
200 | const char *ip, unsigned int port) | |
201 | { | |
202 | int ret; | |
203 | ||
204 | assert(sockaddr); | |
205 | assert(ip); | |
206 | assert(port > 0 && port <= 65535); | |
207 | ||
208 | memset(sockaddr, 0, sizeof(struct lttcomm_sockaddr)); | |
209 | ||
210 | sockaddr->type = LTTCOMM_INET; | |
211 | sockaddr->addr.sin.sin_family = AF_INET; | |
212 | sockaddr->addr.sin.sin_port = htons(port); | |
213 | ret = inet_pton(sockaddr->addr.sin.sin_family, ip, | |
214 | &sockaddr->addr.sin.sin_addr); | |
215 | if (ret < 1) { | |
216 | ret = -1; | |
de5e9086 | 217 | ERR("%s with port %d: unrecognized IPv4 address", ip, port); |
6364a07a DG |
218 | goto error; |
219 | } | |
220 | memset(sockaddr->addr.sin.sin_zero, 0, sizeof(sockaddr->addr.sin.sin_zero)); | |
221 | ||
222 | error: | |
223 | return ret; | |
224 | } | |
225 | ||
226 | /* | |
227 | * Init IPv6 sockaddr structure. | |
228 | */ | |
90e535ef | 229 | LTTNG_HIDDEN |
6364a07a DG |
230 | int lttcomm_init_inet6_sockaddr(struct lttcomm_sockaddr *sockaddr, |
231 | const char *ip, unsigned int port) | |
232 | { | |
233 | int ret; | |
234 | ||
235 | assert(sockaddr); | |
236 | assert(ip); | |
237 | assert(port > 0 && port <= 65535); | |
238 | ||
239 | memset(sockaddr, 0, sizeof(struct lttcomm_sockaddr)); | |
240 | ||
241 | sockaddr->type = LTTCOMM_INET6; | |
242 | sockaddr->addr.sin6.sin6_family = AF_INET6; | |
243 | sockaddr->addr.sin6.sin6_port = htons(port); | |
244 | ret = inet_pton(sockaddr->addr.sin6.sin6_family, ip, | |
245 | &sockaddr->addr.sin6.sin6_addr); | |
246 | if (ret < 1) { | |
247 | ret = -1; | |
248 | goto error; | |
249 | } | |
250 | ||
251 | error: | |
252 | return ret; | |
253 | } | |
de5e9086 DG |
254 | |
255 | /* | |
256 | * Return allocated lttcomm socket structure from lttng URI. | |
257 | */ | |
90e535ef | 258 | LTTNG_HIDDEN |
de5e9086 DG |
259 | struct lttcomm_sock *lttcomm_alloc_sock_from_uri(struct lttng_uri *uri) |
260 | { | |
261 | int ret; | |
262 | int _sock_proto; | |
263 | struct lttcomm_sock *sock = NULL; | |
264 | ||
265 | /* Safety net */ | |
266 | assert(uri); | |
267 | ||
268 | /* Check URI protocol */ | |
269 | if (uri->proto == LTTNG_TCP) { | |
270 | _sock_proto = LTTCOMM_SOCK_TCP; | |
271 | } else { | |
272 | ERR("Relayd invalid URI proto: %d", uri->proto); | |
273 | goto alloc_error; | |
274 | } | |
275 | ||
276 | sock = lttcomm_alloc_sock(_sock_proto); | |
277 | if (sock == NULL) { | |
278 | goto alloc_error; | |
279 | } | |
280 | ||
281 | /* Check destination type */ | |
282 | if (uri->dtype == LTTNG_DST_IPV4) { | |
283 | ret = lttcomm_init_inet_sockaddr(&sock->sockaddr, uri->dst.ipv4, | |
284 | uri->port); | |
285 | if (ret < 0) { | |
286 | goto error; | |
287 | } | |
288 | } else if (uri->dtype == LTTNG_DST_IPV6) { | |
289 | ret = lttcomm_init_inet6_sockaddr(&sock->sockaddr, uri->dst.ipv6, | |
290 | uri->port); | |
291 | if (ret < 0) { | |
292 | goto error; | |
293 | } | |
294 | } else { | |
295 | /* Command URI is invalid */ | |
296 | ERR("Relayd invalid URI dst type: %d", uri->dtype); | |
297 | goto error; | |
298 | } | |
299 | ||
300 | return sock; | |
301 | ||
302 | error: | |
303 | lttcomm_destroy_sock(sock); | |
304 | alloc_error: | |
305 | return NULL; | |
306 | } | |
307 | ||
308 | /* | |
309 | * Destroy and free lttcomm socket. | |
310 | */ | |
90e535ef | 311 | LTTNG_HIDDEN |
de5e9086 DG |
312 | void lttcomm_destroy_sock(struct lttcomm_sock *sock) |
313 | { | |
0e428499 | 314 | free(sock); |
de5e9086 | 315 | } |
6151a90f JD |
316 | |
317 | /* | |
318 | * Allocate and return a relayd socket object using a given URI to initialize | |
319 | * it and the major/minor version of the supported protocol. | |
320 | * | |
321 | * On error, NULL is returned. | |
322 | */ | |
bc182241 | 323 | LTTNG_HIDDEN |
6151a90f JD |
324 | struct lttcomm_relayd_sock *lttcomm_alloc_relayd_sock(struct lttng_uri *uri, |
325 | uint32_t major, uint32_t minor) | |
326 | { | |
327 | int ret; | |
328 | struct lttcomm_sock *tmp_sock = NULL; | |
329 | struct lttcomm_relayd_sock *rsock = NULL; | |
330 | ||
331 | assert(uri); | |
332 | ||
333 | rsock = zmalloc(sizeof(*rsock)); | |
334 | if (!rsock) { | |
335 | PERROR("zmalloc relayd sock"); | |
336 | goto error; | |
337 | } | |
338 | ||
339 | /* Allocate socket object from URI */ | |
340 | tmp_sock = lttcomm_alloc_sock_from_uri(uri); | |
341 | if (tmp_sock == NULL) { | |
342 | goto error_free; | |
343 | } | |
344 | ||
345 | /* | |
346 | * Create socket object which basically sets the ops according to the | |
347 | * socket protocol. | |
348 | */ | |
349 | lttcomm_copy_sock(&rsock->sock, tmp_sock); | |
350 | /* Temporary socket pointer not needed anymore. */ | |
351 | lttcomm_destroy_sock(tmp_sock); | |
352 | ret = lttcomm_create_sock(&rsock->sock); | |
353 | if (ret < 0) { | |
354 | goto error_free; | |
355 | } | |
356 | ||
357 | rsock->major = major; | |
358 | rsock->minor = minor; | |
359 | ||
360 | return rsock; | |
361 | ||
362 | error_free: | |
363 | free(rsock); | |
364 | error: | |
365 | return NULL; | |
366 | } | |
554831e7 | 367 | |
783a3b9a MD |
368 | /* |
369 | * Set socket receiving timeout. | |
370 | */ | |
371 | LTTNG_HIDDEN | |
372 | int lttcomm_setsockopt_rcv_timeout(int sock, unsigned int msec) | |
373 | { | |
374 | int ret; | |
375 | struct timeval tv; | |
376 | ||
377 | tv.tv_sec = msec / 1000; | |
378 | tv.tv_usec = (msec % 1000) * 1000; | |
379 | ||
380 | ret = setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)); | |
381 | if (ret < 0) { | |
382 | PERROR("setsockopt SO_RCVTIMEO"); | |
383 | } | |
384 | ||
385 | return ret; | |
386 | } | |
387 | ||
388 | /* | |
389 | * Set socket sending timeout. | |
390 | */ | |
391 | LTTNG_HIDDEN | |
392 | int lttcomm_setsockopt_snd_timeout(int sock, unsigned int msec) | |
393 | { | |
394 | int ret; | |
395 | struct timeval tv; | |
396 | ||
397 | tv.tv_sec = msec / 1000; | |
398 | tv.tv_usec = (msec % 1000) * 1000; | |
399 | ||
400 | ret = setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof(tv)); | |
401 | if (ret < 0) { | |
402 | PERROR("setsockopt SO_SNDTIMEO"); | |
403 | } | |
404 | ||
405 | return ret; | |
406 | } | |
407 | ||
2288467f JG |
408 | LTTNG_HIDDEN |
409 | int lttcomm_sock_get_port(const struct lttcomm_sock *sock, uint16_t *port) | |
410 | { | |
411 | assert(sock); | |
412 | assert(port); | |
413 | assert(sock->sockaddr.type == LTTCOMM_INET || | |
414 | sock->sockaddr.type == LTTCOMM_INET6); | |
415 | assert(sock->proto == LTTCOMM_SOCK_TCP || | |
416 | sock->proto == LTTCOMM_SOCK_UDP); | |
417 | ||
418 | switch (sock->sockaddr.type) { | |
419 | case LTTCOMM_INET: | |
420 | *port = ntohs(sock->sockaddr.addr.sin.sin_port); | |
421 | break; | |
422 | case LTTCOMM_INET6: | |
423 | *port = ntohs(sock->sockaddr.addr.sin6.sin6_port); | |
424 | break; | |
425 | default: | |
426 | abort(); | |
427 | } | |
428 | ||
429 | return 0; | |
430 | } | |
431 | ||
432 | LTTNG_HIDDEN | |
433 | int lttcomm_sock_set_port(struct lttcomm_sock *sock, uint16_t port) | |
434 | { | |
435 | assert(sock); | |
436 | assert(sock->sockaddr.type == LTTCOMM_INET || | |
437 | sock->sockaddr.type == LTTCOMM_INET6); | |
438 | assert(sock->proto == LTTCOMM_SOCK_TCP || | |
439 | sock->proto == LTTCOMM_SOCK_UDP); | |
440 | ||
441 | switch (sock->sockaddr.type) { | |
442 | case LTTCOMM_INET: | |
443 | sock->sockaddr.addr.sin.sin_port = htons(port); | |
444 | break; | |
445 | case LTTCOMM_INET6: | |
446 | sock->sockaddr.addr.sin6.sin6_port = htons(port); | |
447 | break; | |
448 | default: | |
449 | abort(); | |
450 | } | |
451 | ||
452 | return 0; | |
453 | } | |
454 | ||
554831e7 MD |
455 | LTTNG_HIDDEN |
456 | void lttcomm_init(void) | |
457 | { | |
458 | const char *env; | |
459 | ||
460 | env = getenv(NETWORK_TIMEOUT_ENV); | |
461 | if (env) { | |
462 | long timeout; | |
463 | ||
464 | errno = 0; | |
465 | timeout = strtol(env, NULL, 0); | |
466 | if (errno != 0 || timeout < -1L) { | |
467 | PERROR("Network timeout"); | |
468 | } else { | |
469 | if (timeout > 0) { | |
470 | network_timeout = timeout; | |
471 | } | |
472 | } | |
473 | } | |
474 | } | |
475 | ||
476 | LTTNG_HIDDEN | |
477 | unsigned long lttcomm_get_network_timeout(void) | |
478 | { | |
479 | return network_timeout; | |
480 | } | |
fe7bf564 JR |
481 | |
482 | /* | |
483 | * Only valid for an ipv4 and ipv6 bound socket that is already connected to its | |
484 | * peer. | |
485 | */ | |
486 | int lttcomm_populate_sock_from_open_socket( | |
487 | struct lttcomm_sock *sock, | |
488 | int fd, | |
489 | enum lttcomm_sock_proto protocol) | |
490 | { | |
491 | int ret = 0; | |
492 | socklen_t storage_len; | |
493 | struct sockaddr_storage storage = { 0 }; | |
494 | ||
495 | assert(sock); | |
496 | assert(fd >= 0); | |
497 | ||
498 | sock->proto = protocol; | |
499 | ||
500 | storage_len = sizeof(storage); | |
501 | ret = getpeername(fd, (struct sockaddr *) &storage, | |
502 | &storage_len); | |
503 | if (ret) { | |
504 | ERR("Failed to get peer info for socket %d (errno: %d)", fd, | |
505 | errno); | |
506 | ret = -1; | |
507 | goto end; | |
508 | } | |
509 | ||
510 | if (storage_len > sizeof(storage)) { | |
511 | ERR("Failed to get peer info for socket %d: storage size is too small", fd); | |
512 | ret = -1; | |
513 | goto end; | |
514 | } | |
515 | ||
516 | switch (storage.ss_family) { | |
517 | case AF_INET: | |
518 | sock->sockaddr.type = LTTCOMM_INET; | |
519 | memcpy(&sock->sockaddr.addr, &storage, | |
520 | sizeof(struct sockaddr_in)); | |
521 | break; | |
522 | case AF_INET6: | |
523 | sock->sockaddr.type = LTTCOMM_INET6; | |
524 | memcpy(&sock->sockaddr.addr, &storage, | |
525 | sizeof(struct sockaddr_in6)); | |
526 | break; | |
527 | default: | |
528 | abort(); | |
529 | break; | |
530 | } | |
531 | ||
532 | /* Create a valid socket object with a temporary fd. */ | |
533 | ret = lttcomm_create_sock(sock); | |
534 | if (ret < 0) { | |
535 | ERR("Failed to create temporary socket object"); | |
536 | ret = -1; | |
537 | goto end; | |
538 | } | |
539 | ||
540 | /* Substitute the fd. */ | |
541 | if (sock->ops->close(sock)) { | |
542 | ret = -1; | |
543 | goto end; | |
544 | } | |
545 | sock->fd = fd; | |
546 | ||
547 | end: | |
548 | return ret; | |
549 | } |