svc_vc.c revision 1.4.2.1
1 /* $NetBSD: svc_vc.c,v 1.4.2.1 2000/08/05 17:48:56 fvdl Exp $ */ 2 3 /* 4 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 5 * unrestricted use provided that this legend is included on all tape 6 * media and as a part of the software program in whole or part. Users 7 * may copy or modify Sun RPC without charge, but are not authorized 8 * to license or distribute it to anyone else except as part of a product or 9 * program developed by the user. 10 * 11 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 12 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 13 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 14 * 15 * Sun RPC is provided with no support and without any obligation on the 16 * part of Sun Microsystems, Inc. to assist in its use, correction, 17 * modification or enhancement. 18 * 19 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 20 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 21 * OR ANY PART THEREOF. 22 * 23 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 24 * or profits or other special, indirect and consequential damages, even if 25 * Sun has been advised of the possibility of such damages. 26 * 27 * Sun Microsystems, Inc. 28 * 2550 Garcia Avenue 29 * Mountain View, California 94043 30 */ 31 32 #include <sys/cdefs.h> 33 #if defined(LIBC_SCCS) && !defined(lint) 34 #if 0 35 static char *sccsid = "@(#)svc_tcp.c 1.21 87/08/11 Copyr 1984 Sun Micro"; 36 static char *sccsid = "@(#)svc_tcp.c 2.2 88/08/01 4.0 RPCSRC"; 37 #else 38 __RCSID("$NetBSD: svc_vc.c,v 1.4.2.1 2000/08/05 17:48:56 fvdl Exp $"); 39 #endif 40 #endif 41 42 /* 43 * svc_vc.c, Server side for Connection Oriented based RPC. 44 * 45 * Actually implements two flavors of transporter - 46 * a tcp rendezvouser (a listner and connection establisher) 47 * and a record/tcp stream. 48 */ 49 50 #include "namespace.h" 51 #include "reentrant.h" 52 #include <sys/types.h> 53 #include <sys/param.h> 54 #include <sys/poll.h> 55 #include <sys/socket.h> 56 #include <sys/un.h> 57 #include <netinet/in.h> 58 #include <netinet/tcp.h> 59 60 #include <assert.h> 61 #include <err.h> 62 #include <errno.h> 63 #include <stdio.h> 64 #include <stdlib.h> 65 #include <string.h> 66 #include <unistd.h> 67 68 #include <rpc/rpc.h> 69 70 #include "rpc_com.h" 71 72 #ifdef __weak_alias 73 __weak_alias(svc_fd_create,_svc_fd_create) 74 __weak_alias(svc_vc_create,_svc_vc_create) 75 #endif 76 77 static SVCXPRT *makefd_xprt __P((int, u_int, u_int)); 78 static bool_t rendezvous_request __P((SVCXPRT *, struct rpc_msg *)); 79 static enum xprt_stat rendezvous_stat __P((SVCXPRT *)); 80 static void svc_vc_destroy __P((SVCXPRT *)); 81 static int read_vc __P((caddr_t, caddr_t, int)); 82 static int write_vc __P((caddr_t, caddr_t, int)); 83 static enum xprt_stat svc_vc_stat __P((SVCXPRT *)); 84 static bool_t svc_vc_recv __P((SVCXPRT *, struct rpc_msg *)); 85 static bool_t svc_vc_getargs __P((SVCXPRT *, xdrproc_t, caddr_t)); 86 static bool_t svc_vc_freeargs __P((SVCXPRT *, xdrproc_t, caddr_t)); 87 static bool_t svc_vc_reply __P((SVCXPRT *, struct rpc_msg *)); 88 static void svc_vc_rendezvous_ops __P((SVCXPRT *)); 89 static void svc_vc_ops __P((SVCXPRT *)); 90 static bool_t svc_vc_control __P((SVCXPRT *xprt, const u_int rq, void *in)); 91 92 struct cf_rendezvous { /* kept in xprt->xp_p1 for rendezvouser */ 93 u_int sendsize; 94 u_int recvsize; 95 }; 96 97 struct cf_conn { /* kept in xprt->xp_p1 for actual connection */ 98 enum xprt_stat strm_stat; 99 u_int32_t x_id; 100 XDR xdrs; 101 char verf_body[MAX_AUTH_BYTES]; 102 }; 103 104 /* 105 * Usage: 106 * xprt = svc_vc_create(sock, send_buf_size, recv_buf_size); 107 * 108 * Creates, registers, and returns a (rpc) tcp based transporter. 109 * Once *xprt is initialized, it is registered as a transporter 110 * see (svc.h, xprt_register). This routine returns 111 * a NULL if a problem occurred. 112 * 113 * The filedescriptor passed in is expected to refer to a bound, but 114 * not yet connected socket. 115 * 116 * Since streams do buffered io similar to stdio, the caller can specify 117 * how big the send and receive buffers are via the second and third parms; 118 * 0 => use the system default. 119 */ 120 SVCXPRT * 121 svc_vc_create(fd, sendsize, recvsize) 122 int fd; 123 u_int sendsize; 124 u_int recvsize; 125 { 126 SVCXPRT *xprt; 127 struct cf_rendezvous *r = NULL; 128 struct __rpc_sockinfo si; 129 struct sockaddr_storage sslocal; 130 socklen_t slen; 131 int one = 1; 132 133 r = (struct cf_rendezvous *)mem_alloc(sizeof(*r)); 134 if (r == NULL) { 135 warnx("svc_vc_create: out of memory"); 136 goto cleanup_svc_vc_create; 137 } 138 if (!__rpc_fd2sockinfo(fd, &si)) 139 return NULL; 140 r->sendsize = __rpc_get_t_size(si.si_af, si.si_proto, sendsize); 141 r->recvsize = __rpc_get_t_size(si.si_af, si.si_proto, recvsize); 142 xprt = (SVCXPRT *)mem_alloc(sizeof(SVCXPRT)); 143 if (xprt == NULL) { 144 warnx("svc_vc_create: out of memory"); 145 goto cleanup_svc_vc_create; 146 } 147 xprt->xp_tp = NULL; 148 xprt->xp_p1 = (caddr_t)(void *)r; 149 xprt->xp_p2 = NULL; 150 xprt->xp_p3 = NULL; 151 xprt->xp_verf = _null_auth; 152 svc_vc_rendezvous_ops(xprt); 153 xprt->xp_port = -1; /* It is the rendezvouser */ 154 xprt->xp_fd = fd; 155 156 slen = sizeof (struct sockaddr_storage); 157 if (getsockname(fd, (struct sockaddr *)&sslocal, &slen) < 0) { 158 warnx("svc_vc_create: could not retrieve local addr"); 159 goto cleanup_svc_vc_create; 160 } 161 162 /* 163 * We want to be able to check credentials on local sockets. 164 */ 165 if (sslocal.ss_family == AF_LOCAL) 166 if (setsockopt(fd, 0, LOCAL_CREDS, &one, sizeof one) < 0) 167 goto cleanup_svc_vc_create; 168 169 xprt->xp_ltaddr.maxlen = xprt->xp_ltaddr.len = sslocal.ss_len; 170 xprt->xp_ltaddr.buf = mem_alloc(sslocal.ss_len); 171 if (xprt->xp_ltaddr.buf == NULL) { 172 warnx("svc_vc_create: no mem for local addr"); 173 goto cleanup_svc_vc_create; 174 } 175 memcpy(xprt->xp_ltaddr.buf, &sslocal, sslocal.ss_len); 176 177 xprt->xp_rtaddr.maxlen = sizeof (struct sockaddr_storage); 178 xprt_register(xprt); 179 return (xprt); 180 cleanup_svc_vc_create: 181 if (r != NULL) 182 mem_free(r, sizeof(*r)); 183 return ((SVCXPRT *)NULL); 184 } 185 186 /* 187 * Like svtcp_create(), except the routine takes any *open* UNIX file 188 * descriptor as its first input. 189 */ 190 SVCXPRT * 191 svc_fd_create(fd, sendsize, recvsize) 192 int fd; 193 u_int sendsize; 194 u_int recvsize; 195 { 196 struct sockaddr_storage ss; 197 socklen_t slen; 198 SVCXPRT *ret; 199 200 _DIAGASSERT(fd != -1); 201 202 ret = makefd_xprt(fd, sendsize, recvsize); 203 if (ret == NULL) 204 return NULL; 205 206 slen = sizeof (struct sockaddr_storage); 207 if (getsockname(fd, (struct sockaddr *)&ss, &slen) < 0) { 208 warnx("svc_fd_create: could not retrieve local addr"); 209 goto freedata; 210 } 211 ret->xp_ltaddr.maxlen = ret->xp_ltaddr.len = ss.ss_len; 212 ret->xp_ltaddr.buf = mem_alloc(ss.ss_len); 213 if (ret->xp_ltaddr.buf == NULL) { 214 warnx("svc_fd_create: no mem for local addr"); 215 goto freedata; 216 } 217 memcpy(ret->xp_ltaddr.buf, &ss, ss.ss_len); 218 219 slen = sizeof (struct sockaddr_storage); 220 if (getpeername(fd, (struct sockaddr *)&ss, &slen) < 0) { 221 warnx("svc_fd_create: could not retrieve remote addr"); 222 goto freedata; 223 } 224 ret->xp_rtaddr.maxlen = ret->xp_rtaddr.len = ss.ss_len; 225 ret->xp_rtaddr.buf = mem_alloc(ss.ss_len); 226 if (ret->xp_rtaddr.buf == NULL) { 227 warnx("svc_fd_create: no mem for local addr"); 228 goto freedata; 229 } 230 memcpy(ret->xp_rtaddr.buf, &ss, ss.ss_len); 231 #ifdef PORTMAP 232 if (ss.ss_family == AF_INET) { 233 ret->xp_raddr = *(struct sockaddr_in *)ret->xp_rtaddr.buf; 234 ret->xp_addrlen = sizeof (struct sockaddr_in); 235 } 236 #endif 237 238 return ret; 239 240 freedata: 241 if (ret->xp_ltaddr.buf != NULL) 242 mem_free(ret->xp_ltaddr.buf, rep->xp_ltaddr.maxlen); 243 244 return NULL; 245 } 246 247 static SVCXPRT * 248 makefd_xprt(fd, sendsize, recvsize) 249 int fd; 250 u_int sendsize; 251 u_int recvsize; 252 { 253 SVCXPRT *xprt; 254 struct cf_conn *cd; 255 const char *netid; 256 struct __rpc_sockinfo si; 257 258 _DIAGASSERT(fd != -1); 259 260 xprt = (SVCXPRT *)mem_alloc(sizeof(SVCXPRT)); 261 if (xprt == (SVCXPRT *)NULL) { 262 warnx("svc_tcp: makefd_xprt: out of memory"); 263 goto done; 264 } 265 memset(xprt, 0, sizeof *xprt); 266 cd = (struct cf_conn *)mem_alloc(sizeof(struct cf_conn)); 267 if (cd == (struct cf_conn *)NULL) { 268 warnx("svc_vc: makefd_xprt: out of memory"); 269 mem_free(xprt, sizeof(SVCXPRT)); 270 xprt = (SVCXPRT *)NULL; 271 goto done; 272 } 273 cd->strm_stat = XPRT_IDLE; 274 xdrrec_create(&(cd->xdrs), sendsize, recvsize, 275 (caddr_t)(void *)xprt, read_vc, write_vc); 276 xprt->xp_p1 = (caddr_t)(void *)cd; 277 xprt->xp_verf.oa_base = cd->verf_body; 278 svc_vc_ops(xprt); /* truely deals with calls */ 279 xprt->xp_port = 0; /* this is a connection, not a rendezvouser */ 280 xprt->xp_fd = fd; 281 if (__rpc_fd2sockinfo(fd, &si) && __rpc_sockinfo2netid(&si, &netid)) 282 xprt->xp_netid = strdup(netid); 283 284 xprt_register(xprt); 285 done: 286 return (xprt); 287 } 288 289 /*ARGSUSED*/ 290 static bool_t 291 rendezvous_request(xprt, msg) 292 SVCXPRT *xprt; 293 struct rpc_msg *msg; 294 { 295 int sock; 296 struct cf_rendezvous *r; 297 struct sockaddr_storage addr; 298 socklen_t len; 299 struct __rpc_sockinfo si; 300 301 _DIAGASSERT(xprt != NULL); 302 _DIAGASSERT(msg != NULL); 303 304 r = (struct cf_rendezvous *)xprt->xp_p1; 305 again: 306 len = sizeof addr; 307 if ((sock = accept(xprt->xp_fd, (struct sockaddr *)&addr, &len)) < 0) { 308 if (errno == EINTR) 309 goto again; 310 return (FALSE); 311 } 312 /* 313 * make a new transporter (re-uses xprt) 314 */ 315 xprt = makefd_xprt(sock, r->sendsize, r->recvsize); 316 xprt->xp_rtaddr.buf = mem_alloc(len); 317 if (xprt->xp_rtaddr.buf == NULL) 318 return (FALSE); 319 memcpy(xprt->xp_rtaddr.buf, &addr, len); 320 xprt->xp_rtaddr.len = len; 321 #ifdef PORTMAP 322 if (addr.ss_family == AF_INET) { 323 xprt->xp_raddr = *(struct sockaddr_in *)xprt->xp_rtaddr.buf; 324 xprt->xp_addrlen = sizeof (struct sockaddr_in); 325 } 326 #endif 327 if (__rpc_fd2sockinfo(sock, &si) && si.si_proto == IPPROTO_TCP) { 328 len = 1; 329 /* XXX fvdl - is this useful? */ 330 setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, &len, sizeof (len)); 331 } 332 return (FALSE); /* there is never an rpc msg to be processed */ 333 } 334 335 /*ARGSUSED*/ 336 static enum xprt_stat 337 rendezvous_stat(xprt) 338 SVCXPRT *xprt; 339 { 340 341 return (XPRT_IDLE); 342 } 343 344 static void 345 svc_vc_destroy(xprt) 346 SVCXPRT *xprt; 347 { 348 struct cf_conn *cd; 349 struct cf_rendezvous *r; 350 351 _DIAGASSERT(xprt != NULL); 352 353 cd = (struct cf_conn *)xprt->xp_p1; 354 355 xprt_unregister(xprt); 356 if (xprt->xp_fd != RPC_ANYFD) 357 (void)close(xprt->xp_fd); 358 if (xprt->xp_port != 0) { 359 /* a rendezvouser socket */ 360 r = (struct cf_rendezvous *)xprt->xp_p1; 361 mem_free(r, sizeof (struct cf_rendezvous)); 362 xprt->xp_port = 0; 363 } else { 364 /* an actual connection socket */ 365 XDR_DESTROY(&(cd->xdrs)); 366 mem_free(cd, sizeof(struct cf_conn)); 367 } 368 if (xprt->xp_rtaddr.buf) 369 mem_free(xprt->xp_rtaddr.buf, xprt->xp_rtaddr.maxlen); 370 if (xprt->xp_ltaddr.buf) 371 mem_free(xprt->xp_ltaddr.buf, xprt->xp_ltaddr.maxlen); 372 if (xprt->xp_tp) 373 free(xprt->xp_tp); 374 if (xprt->xp_netid) 375 free(xprt->xp_netid); 376 mem_free(xprt, sizeof(SVCXPRT)); 377 } 378 379 static bool_t 380 svc_vc_control(xprt, rq, in) 381 SVCXPRT *xprt; 382 const u_int rq; 383 void *in; 384 { 385 return (FALSE); 386 } 387 388 /* 389 * reads data from the tcp conection. 390 * any error is fatal and the connection is closed. 391 * (And a read of zero bytes is a half closed stream => error.) 392 * All read operations timeout after 35 seconds. A timeout is 393 * fatal for the connection. 394 */ 395 static int 396 read_vc(xprtp, buf, len) 397 caddr_t xprtp; 398 caddr_t buf; 399 int len; 400 { 401 SVCXPRT *xprt; 402 int sock; 403 int milliseconds = 35 * 1000; 404 struct pollfd pollfd; 405 struct sockaddr *sa; 406 struct msghdr msg; 407 struct cmsghdr *cmp; 408 void *crmsg = NULL; 409 struct sockcred *sc; 410 socklen_t crmsgsize; 411 412 xprt = (SVCXPRT *)(void *)xprtp; 413 _DIAGASSERT(xprt != NULL); 414 415 sock = xprt->xp_fd; 416 417 sa = (struct sockaddr *)xprt->xp_rtaddr.buf; 418 if (sa->sa_family == AF_LOCAL && xprt->xp_p2 == NULL) { 419 memset(&msg, 0, sizeof msg); 420 crmsgsize = CMSG_SPACE(SOCKCREDSIZE(NGROUPS)); 421 crmsg = malloc(crmsgsize); 422 if (crmsg == NULL) 423 goto fatal_err; 424 memset(crmsg, 0, crmsgsize); 425 426 msg.msg_control = crmsg; 427 msg.msg_controllen = crmsgsize; 428 429 if (recvmsg(sock, &msg, 0) < 0) 430 goto fatal_err; 431 432 if (msg.msg_controllen == 0 || 433 (msg.msg_flags & MSG_CTRUNC) != 0) 434 goto fatal_err; 435 436 cmp = CMSG_FIRSTHDR(&msg); 437 if (cmp->cmsg_level != SOL_SOCKET || 438 cmp->cmsg_type != SCM_CREDS) 439 goto fatal_err; 440 441 sc = (struct sockcred *)CMSG_DATA(cmp); 442 443 xprt->xp_p2 = mem_alloc(SOCKCREDSIZE(sc->sc_ngroups)); 444 if (xprt->xp_p2 == NULL) 445 goto fatal_err; 446 447 memcpy(xprt->xp_p2, sc, SOCKCREDSIZE(sc->sc_ngroups)); 448 free(crmsg); 449 crmsg = NULL; 450 } 451 452 do { 453 pollfd.fd = sock; 454 pollfd.events = POLLIN; 455 switch (poll(&pollfd, 1, milliseconds)) { 456 case -1: 457 if (errno == EINTR) { 458 continue; 459 } 460 /*FALLTHROUGH*/ 461 case 0: 462 goto fatal_err; 463 464 default: 465 break; 466 } 467 } while ((pollfd.revents & POLLIN) == 0); 468 469 if ((len = read(sock, buf, (size_t)len)) > 0) 470 return (len); 471 472 fatal_err: 473 if (crmsg != NULL) 474 free(crmsg); 475 ((struct cf_conn *)(xprt->xp_p1))->strm_stat = XPRT_DIED; 476 return (-1); 477 } 478 479 /* 480 * writes data to the tcp connection. 481 * Any error is fatal and the connection is closed. 482 */ 483 static int 484 write_vc(xprtp, buf, len) 485 caddr_t xprtp; 486 caddr_t buf; 487 int len; 488 { 489 SVCXPRT *xprt; 490 int i, cnt; 491 492 xprt = (SVCXPRT *)(void *)xprtp; 493 _DIAGASSERT(xprt != NULL); 494 495 for (cnt = len; cnt > 0; cnt -= i, buf += i) { 496 if ((i = write(xprt->xp_fd, buf, (size_t)cnt)) < 0) { 497 ((struct cf_conn *)(xprt->xp_p1))->strm_stat = 498 XPRT_DIED; 499 return (-1); 500 } 501 } 502 return (len); 503 } 504 505 static enum xprt_stat 506 svc_vc_stat(xprt) 507 SVCXPRT *xprt; 508 { 509 struct cf_conn *cd; 510 511 _DIAGASSERT(xprt != NULL); 512 513 cd = (struct cf_conn *)(xprt->xp_p1); 514 515 if (cd->strm_stat == XPRT_DIED) 516 return (XPRT_DIED); 517 if (! xdrrec_eof(&(cd->xdrs))) 518 return (XPRT_MOREREQS); 519 return (XPRT_IDLE); 520 } 521 522 static bool_t 523 svc_vc_recv(xprt, msg) 524 SVCXPRT *xprt; 525 struct rpc_msg *msg; 526 { 527 struct cf_conn *cd; 528 XDR *xdrs; 529 530 _DIAGASSERT(xprt != NULL); 531 _DIAGASSERT(msg != NULL); 532 533 cd = (struct cf_conn *)(xprt->xp_p1); 534 xdrs = &(cd->xdrs); 535 536 xdrs->x_op = XDR_DECODE; 537 (void)xdrrec_skiprecord(xdrs); 538 if (xdr_callmsg(xdrs, msg)) { 539 cd->x_id = msg->rm_xid; 540 return (TRUE); 541 } 542 cd->strm_stat = XPRT_DIED; 543 return (FALSE); 544 } 545 546 static bool_t 547 svc_vc_getargs(xprt, xdr_args, args_ptr) 548 SVCXPRT *xprt; 549 xdrproc_t xdr_args; 550 caddr_t args_ptr; 551 { 552 553 _DIAGASSERT(xprt != NULL); 554 /* args_ptr may be NULL */ 555 556 return ((*xdr_args)(&(((struct cf_conn *)(xprt->xp_p1))->xdrs), 557 args_ptr)); 558 } 559 560 static bool_t 561 svc_vc_freeargs(xprt, xdr_args, args_ptr) 562 SVCXPRT *xprt; 563 xdrproc_t xdr_args; 564 caddr_t args_ptr; 565 { 566 XDR *xdrs; 567 568 _DIAGASSERT(xprt != NULL); 569 /* args_ptr may be NULL */ 570 571 xdrs = &(((struct cf_conn *)(xprt->xp_p1))->xdrs); 572 573 xdrs->x_op = XDR_FREE; 574 return ((*xdr_args)(xdrs, args_ptr)); 575 } 576 577 static bool_t 578 svc_vc_reply(xprt, msg) 579 SVCXPRT *xprt; 580 struct rpc_msg *msg; 581 { 582 struct cf_conn *cd; 583 XDR *xdrs; 584 bool_t stat; 585 586 _DIAGASSERT(xprt != NULL); 587 _DIAGASSERT(msg != NULL); 588 589 cd = (struct cf_conn *)(xprt->xp_p1); 590 xdrs = &(cd->xdrs); 591 592 xdrs->x_op = XDR_ENCODE; 593 msg->rm_xid = cd->x_id; 594 stat = xdr_replymsg(xdrs, msg); 595 (void)xdrrec_endofrecord(xdrs, TRUE); 596 return (stat); 597 } 598 599 static void 600 svc_vc_ops(xprt) 601 SVCXPRT *xprt; 602 { 603 static struct xp_ops ops; 604 static struct xp_ops2 ops2; 605 #ifdef __REENT 606 extern mutex_t ops_lock; 607 #endif 608 609 /* VARIABLES PROTECTED BY ops_lock: ops, ops2 */ 610 611 mutex_lock(&ops_lock); 612 if (ops.xp_recv == NULL) { 613 ops.xp_recv = svc_vc_recv; 614 ops.xp_stat = svc_vc_stat; 615 ops.xp_getargs = svc_vc_getargs; 616 ops.xp_reply = svc_vc_reply; 617 ops.xp_freeargs = svc_vc_freeargs; 618 ops.xp_destroy = svc_vc_destroy; 619 ops2.xp_control = svc_vc_control; 620 } 621 xprt->xp_ops = &ops; 622 xprt->xp_ops2 = &ops2; 623 mutex_unlock(&ops_lock); 624 } 625 626 static void 627 svc_vc_rendezvous_ops(xprt) 628 SVCXPRT *xprt; 629 { 630 static struct xp_ops ops; 631 static struct xp_ops2 ops2; 632 #ifdef __REENT 633 extern mutex_t ops_lock; 634 #endif 635 636 mutex_lock(&ops_lock); 637 if (ops.xp_recv == NULL) { 638 ops.xp_recv = rendezvous_request; 639 ops.xp_stat = rendezvous_stat; 640 ops.xp_getargs = 641 (bool_t (*) __P((SVCXPRT *, xdrproc_t, caddr_t)))abort; 642 ops.xp_reply = 643 (bool_t (*) __P((SVCXPRT *, struct rpc_msg *)))abort; 644 ops.xp_freeargs = 645 (bool_t (*) __P((SVCXPRT *, xdrproc_t, caddr_t)))abort, 646 ops.xp_destroy = svc_vc_destroy; 647 ops2.xp_control = svc_vc_control; 648 } 649 xprt->xp_ops = &ops; 650 xprt->xp_ops2 = &ops2; 651 mutex_unlock(&ops_lock); 652 } 653
Indexes created Thu Oct 02 14:10:14 GMT 2025