| 1 | /* |
| 2 | * Copyright (c) 1998 Mark Newton. All rights reserved. |
| 3 | * Copyright (c) 1994, 1996 Christos Zoulas. All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. All advertising materials mentioning features or use of this software |
| 14 | * must display the following acknowledgement: |
| 15 | * This product includes software developed by Christos Zoulas. |
| 16 | * 4. The name of the author may not be used to endorse or promote products |
| 17 | * derived from this software without specific prior written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 20 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 21 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 22 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 23 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 24 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 28 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | * |
| 30 | * $FreeBSD: src/sys/svr4/svr4_stream.c,v 1.12.2.2 2000/11/26 04:42:27 dillon Exp $ |
| 31 | * $DragonFly: src/sys/emulation/svr4/Attic/svr4_stream.c,v 1.7 2003/07/30 00:19:15 dillon Exp $ |
| 32 | */ |
| 33 | |
| 34 | /* |
| 35 | * Pretend that we have streams... |
| 36 | * Yes, this is gross. |
| 37 | * |
| 38 | * ToDo: The state machine for getmsg needs re-thinking |
| 39 | */ |
| 40 | |
| 41 | #define COMPAT_43 1 |
| 42 | |
| 43 | #include <sys/param.h> |
| 44 | #include <sys/systm.h> |
| 45 | #include <sys/buf.h> |
| 46 | #include <sys/malloc.h> |
| 47 | #include <sys/file.h> |
| 48 | #include <sys/filedesc.h> |
| 49 | #include <sys/fcntl.h> |
| 50 | #include <sys/filio.h> |
| 51 | #include <sys/select.h> |
| 52 | #include <sys/socket.h> |
| 53 | #include <sys/socketvar.h> |
| 54 | #include <sys/un.h> |
| 55 | #include <netinet/in.h> |
| 56 | #include <sys/mbuf.h> |
| 57 | #include <sys/protosw.h> |
| 58 | #include <sys/signal.h> |
| 59 | #include <sys/signalvar.h> |
| 60 | #include <sys/uio.h> |
| 61 | #include <sys/ktrace.h> |
| 62 | #include <sys/proc.h> |
| 63 | #include <sys/stat.h> |
| 64 | #include <sys/file2.h> |
| 65 | |
| 66 | #include <sys/sysproto.h> |
| 67 | |
| 68 | #include <svr4/svr4.h> |
| 69 | #include <svr4/svr4_types.h> |
| 70 | #include <svr4/svr4_util.h> |
| 71 | #include <svr4/svr4_signal.h> |
| 72 | #include <svr4/svr4_proto.h> |
| 73 | #include <svr4/svr4_stropts.h> |
| 74 | #include <svr4/svr4_timod.h> |
| 75 | #include <svr4/svr4_sockmod.h> |
| 76 | #include <svr4/svr4_ioctl.h> |
| 77 | #include <svr4/svr4_socket.h> |
| 78 | |
| 79 | /* Utils */ |
| 80 | static int clean_pipe __P((const char *)); |
| 81 | static void getparm __P((struct file *, struct svr4_si_sockparms *)); |
| 82 | |
| 83 | /* Address Conversions */ |
| 84 | static void sockaddr_to_netaddr_in __P((struct svr4_strmcmd *, |
| 85 | const struct sockaddr_in *)); |
| 86 | static void sockaddr_to_netaddr_un __P((struct svr4_strmcmd *, |
| 87 | const struct sockaddr_un *)); |
| 88 | static void netaddr_to_sockaddr_in __P((struct sockaddr_in *, |
| 89 | const struct svr4_strmcmd *)); |
| 90 | static void netaddr_to_sockaddr_un __P((struct sockaddr_un *, |
| 91 | const struct svr4_strmcmd *)); |
| 92 | |
| 93 | /* stream ioctls */ |
| 94 | static int i_nread __P((struct file *, struct thread *, register_t *, int, |
| 95 | u_long, caddr_t)); |
| 96 | static int i_fdinsert __P((struct file *, struct thread *, register_t *, int, |
| 97 | u_long, caddr_t)); |
| 98 | static int i_str __P((struct file *, struct thread *, register_t *, int, |
| 99 | u_long, caddr_t)); |
| 100 | static int i_setsig __P((struct file *, struct thread *, register_t *, int, |
| 101 | u_long, caddr_t)); |
| 102 | static int i_getsig __P((struct file *, struct thread *, register_t *, int, |
| 103 | u_long, caddr_t)); |
| 104 | static int _i_bind_rsvd __P((struct file *, struct thread *, register_t *, int, |
| 105 | u_long, caddr_t)); |
| 106 | static int _i_rele_rsvd __P((struct file *, struct thread *, register_t *, int, |
| 107 | u_long, caddr_t)); |
| 108 | |
| 109 | /* i_str sockmod calls */ |
| 110 | static int sockmod __P((struct file *, int, struct svr4_strioctl *, |
| 111 | struct thread *)); |
| 112 | static int si_listen __P((struct file *, int, struct svr4_strioctl *, |
| 113 | struct thread *)); |
| 114 | static int si_ogetudata __P((struct file *, int, struct svr4_strioctl *, |
| 115 | struct thread *)); |
| 116 | static int si_sockparams __P((struct file *, int, struct svr4_strioctl *, |
| 117 | struct thread *)); |
| 118 | static int si_shutdown __P((struct file *, int, struct svr4_strioctl *, |
| 119 | struct thread *)); |
| 120 | static int si_getudata __P((struct file *, int, struct svr4_strioctl *, |
| 121 | struct thread *)); |
| 122 | |
| 123 | /* i_str timod calls */ |
| 124 | static int timod __P((struct file *, int, struct svr4_strioctl *, |
| 125 | struct thread *)); |
| 126 | static int ti_getinfo __P((struct file *, int, struct svr4_strioctl *, |
| 127 | struct thread *)); |
| 128 | static int ti_bind __P((struct file *, int, struct svr4_strioctl *, |
| 129 | struct thread *)); |
| 130 | |
| 131 | /* infrastructure */ |
| 132 | static int svr4_sendit __P((struct thread *td, int s, struct msghdr *mp, |
| 133 | int flags, int *retval)); |
| 134 | |
| 135 | static int svr4_recvit __P((struct thread *td, int s, struct msghdr *mp, |
| 136 | caddr_t namelenp, int *retval)); |
| 137 | |
| 138 | /* <sigh> Ok, so we shouldn't use sendit() in uipc_syscalls.c because |
| 139 | * it isn't part of a "public" interface; We're supposed to use |
| 140 | * pru_sosend instead. Same goes for recvit()/pru_soreceive() for |
| 141 | * that matter. Solution: Suck sendit()/recvit() into here where we |
| 142 | * can do what we like. |
| 143 | * |
| 144 | * I hate code duplication. |
| 145 | * |
| 146 | * I will take out all the #ifdef COMPAT_OLDSOCK gumph, though. |
| 147 | */ |
| 148 | static int |
| 149 | svr4_sendit(td, s, mp, flags, retval) |
| 150 | struct thread *td; |
| 151 | int s; |
| 152 | struct msghdr *mp; |
| 153 | int flags; |
| 154 | int *retval; |
| 155 | { |
| 156 | struct proc *p; |
| 157 | struct file *fp; |
| 158 | struct uio auio; |
| 159 | struct iovec *iov; |
| 160 | int i; |
| 161 | struct mbuf *control; |
| 162 | struct sockaddr *to; |
| 163 | int len, error; |
| 164 | struct socket *so; |
| 165 | #ifdef KTRACE |
| 166 | struct iovec *ktriov = NULL; |
| 167 | struct uio ktruio; |
| 168 | #endif |
| 169 | |
| 170 | p = td->td_proc; |
| 171 | KKASSERT(p); |
| 172 | |
| 173 | error = holdsock(p->p_fd, s, &fp); |
| 174 | if (error) |
| 175 | return (error); |
| 176 | auio.uio_iov = mp->msg_iov; |
| 177 | auio.uio_iovcnt = mp->msg_iovlen; |
| 178 | auio.uio_segflg = UIO_USERSPACE; |
| 179 | auio.uio_rw = UIO_WRITE; |
| 180 | auio.uio_td = td; |
| 181 | auio.uio_offset = 0; /* XXX */ |
| 182 | auio.uio_resid = 0; |
| 183 | iov = mp->msg_iov; |
| 184 | for (i = 0; i < mp->msg_iovlen; i++, iov++) { |
| 185 | if ((auio.uio_resid += iov->iov_len) < 0) { |
| 186 | fdrop(fp, td); |
| 187 | return (EINVAL); |
| 188 | } |
| 189 | } |
| 190 | if (mp->msg_name) { |
| 191 | error = getsockaddr(&to, mp->msg_name, mp->msg_namelen); |
| 192 | if (error) { |
| 193 | fdrop(fp, td); |
| 194 | return (error); |
| 195 | } |
| 196 | } else { |
| 197 | to = 0; |
| 198 | } |
| 199 | if (mp->msg_control) { |
| 200 | if (mp->msg_controllen < sizeof(struct cmsghdr)) { |
| 201 | error = EINVAL; |
| 202 | goto bad; |
| 203 | } |
| 204 | error = sockargs(&control, mp->msg_control, |
| 205 | mp->msg_controllen, MT_CONTROL); |
| 206 | if (error) |
| 207 | goto bad; |
| 208 | } else { |
| 209 | control = 0; |
| 210 | } |
| 211 | #ifdef KTRACE |
| 212 | if (KTRPOINT(p->p_thread, KTR_GENIO)) { |
| 213 | int iovlen = auio.uio_iovcnt * sizeof (struct iovec); |
| 214 | |
| 215 | MALLOC(ktriov, struct iovec *, iovlen, M_TEMP, M_WAITOK); |
| 216 | bcopy((caddr_t)auio.uio_iov, (caddr_t)ktriov, iovlen); |
| 217 | ktruio = auio; |
| 218 | } |
| 219 | #endif |
| 220 | len = auio.uio_resid; |
| 221 | so = (struct socket *)fp->f_data; |
| 222 | error = so->so_proto->pr_usrreqs->pru_sosend |
| 223 | (so, to, &auio, 0, control, flags, td); |
| 224 | if (error) { |
| 225 | if (auio.uio_resid != len && (error == ERESTART || |
| 226 | error == EINTR || error == EWOULDBLOCK)) |
| 227 | error = 0; |
| 228 | if (error == EPIPE) |
| 229 | psignal(p, SIGPIPE); |
| 230 | } |
| 231 | if (error == 0) |
| 232 | *retval = len - auio.uio_resid; |
| 233 | #ifdef KTRACE |
| 234 | if (ktriov != NULL) { |
| 235 | if (error == 0) { |
| 236 | ktruio.uio_iov = ktriov; |
| 237 | ktruio.uio_resid = *retval; |
| 238 | ktrgenio(p->p_tracep, s, UIO_WRITE, &ktruio, error); |
| 239 | } |
| 240 | FREE(ktriov, M_TEMP); |
| 241 | } |
| 242 | #endif |
| 243 | bad: |
| 244 | fdrop(fp, td); |
| 245 | if (to) |
| 246 | FREE(to, M_SONAME); |
| 247 | return (error); |
| 248 | } |
| 249 | |
| 250 | static int |
| 251 | svr4_recvit(td, s, mp, namelenp, retval) |
| 252 | struct thread *td; |
| 253 | int s; |
| 254 | struct msghdr *mp; |
| 255 | caddr_t namelenp; |
| 256 | int *retval; |
| 257 | { |
| 258 | struct proc *p = td->td_proc; |
| 259 | struct file *fp; |
| 260 | struct uio auio; |
| 261 | struct iovec *iov; |
| 262 | int i; |
| 263 | int len, error; |
| 264 | struct mbuf *m, *control = 0; |
| 265 | caddr_t ctlbuf; |
| 266 | struct socket *so; |
| 267 | struct sockaddr *fromsa = 0; |
| 268 | #ifdef KTRACE |
| 269 | struct iovec *ktriov = NULL; |
| 270 | struct uio ktruio; |
| 271 | #endif |
| 272 | p = td->td_proc; |
| 273 | KKASSERT(p); |
| 274 | |
| 275 | error = holdsock(p->p_fd, s, &fp); |
| 276 | if (error) |
| 277 | return (error); |
| 278 | auio.uio_iov = mp->msg_iov; |
| 279 | auio.uio_iovcnt = mp->msg_iovlen; |
| 280 | auio.uio_segflg = UIO_USERSPACE; |
| 281 | auio.uio_rw = UIO_READ; |
| 282 | auio.uio_td = td; |
| 283 | auio.uio_offset = 0; /* XXX */ |
| 284 | auio.uio_resid = 0; |
| 285 | iov = mp->msg_iov; |
| 286 | for (i = 0; i < mp->msg_iovlen; i++, iov++) { |
| 287 | if ((auio.uio_resid += iov->iov_len) < 0) { |
| 288 | fdrop(fp, td); |
| 289 | return (EINVAL); |
| 290 | } |
| 291 | } |
| 292 | #ifdef KTRACE |
| 293 | if (KTRPOINT(p->p_thread, KTR_GENIO)) { |
| 294 | int iovlen = auio.uio_iovcnt * sizeof (struct iovec); |
| 295 | |
| 296 | MALLOC(ktriov, struct iovec *, iovlen, M_TEMP, M_WAITOK); |
| 297 | bcopy((caddr_t)auio.uio_iov, (caddr_t)ktriov, iovlen); |
| 298 | ktruio = auio; |
| 299 | } |
| 300 | #endif |
| 301 | len = auio.uio_resid; |
| 302 | so = (struct socket *)fp->f_data; |
| 303 | error = so->so_proto->pr_usrreqs->pru_soreceive(so, &fromsa, &auio, |
| 304 | (struct mbuf **)0, mp->msg_control ? &control : (struct mbuf **)0, |
| 305 | &mp->msg_flags); |
| 306 | if (error) { |
| 307 | if (auio.uio_resid != len && (error == ERESTART || |
| 308 | error == EINTR || error == EWOULDBLOCK)) |
| 309 | error = 0; |
| 310 | } |
| 311 | #ifdef KTRACE |
| 312 | if (ktriov != NULL) { |
| 313 | if (error == 0) { |
| 314 | ktruio.uio_iov = ktriov; |
| 315 | ktruio.uio_resid = len - auio.uio_resid; |
| 316 | ktrgenio(p->p_tracep, s, UIO_READ, &ktruio, error); |
| 317 | } |
| 318 | FREE(ktriov, M_TEMP); |
| 319 | } |
| 320 | #endif |
| 321 | if (error) |
| 322 | goto out; |
| 323 | *retval = len - auio.uio_resid; |
| 324 | if (mp->msg_name) { |
| 325 | len = mp->msg_namelen; |
| 326 | if (len <= 0 || fromsa == 0) |
| 327 | len = 0; |
| 328 | else { |
| 329 | #ifndef MIN |
| 330 | #define MIN(a,b) ((a)>(b)?(b):(a)) |
| 331 | #endif |
| 332 | /* save sa_len before it is destroyed by MSG_COMPAT */ |
| 333 | len = MIN(len, fromsa->sa_len); |
| 334 | error = copyout(fromsa, |
| 335 | (caddr_t)mp->msg_name, (unsigned)len); |
| 336 | if (error) |
| 337 | goto out; |
| 338 | } |
| 339 | mp->msg_namelen = len; |
| 340 | if (namelenp && |
| 341 | (error = copyout((caddr_t)&len, namelenp, sizeof (int)))) { |
| 342 | goto out; |
| 343 | } |
| 344 | } |
| 345 | if (mp->msg_control) { |
| 346 | len = mp->msg_controllen; |
| 347 | m = control; |
| 348 | mp->msg_controllen = 0; |
| 349 | ctlbuf = (caddr_t) mp->msg_control; |
| 350 | |
| 351 | while (m && len > 0) { |
| 352 | unsigned int tocopy; |
| 353 | |
| 354 | if (len >= m->m_len) |
| 355 | tocopy = m->m_len; |
| 356 | else { |
| 357 | mp->msg_flags |= MSG_CTRUNC; |
| 358 | tocopy = len; |
| 359 | } |
| 360 | |
| 361 | if ((error = copyout((caddr_t)mtod(m, caddr_t), |
| 362 | ctlbuf, tocopy)) != 0) |
| 363 | goto out; |
| 364 | |
| 365 | ctlbuf += tocopy; |
| 366 | len -= tocopy; |
| 367 | m = m->m_next; |
| 368 | } |
| 369 | mp->msg_controllen = ctlbuf - (caddr_t)mp->msg_control; |
| 370 | } |
| 371 | out: |
| 372 | if (fromsa) |
| 373 | FREE(fromsa, M_SONAME); |
| 374 | if (control) |
| 375 | m_freem(control); |
| 376 | fdrop(fp, td); |
| 377 | return (error); |
| 378 | } |
| 379 | |
| 380 | #ifdef DEBUG_SVR4 |
| 381 | static void bufprint __P((u_char *, size_t)); |
| 382 | static int show_ioc __P((const char *, struct svr4_strioctl *)); |
| 383 | static int show_strbuf __P((struct svr4_strbuf *)); |
| 384 | static void show_msg __P((const char *, int, struct svr4_strbuf *, |
| 385 | struct svr4_strbuf *, int)); |
| 386 | |
| 387 | static void |
| 388 | bufprint(buf, len) |
| 389 | u_char *buf; |
| 390 | size_t len; |
| 391 | { |
| 392 | size_t i; |
| 393 | |
| 394 | uprintf("\n\t"); |
| 395 | for (i = 0; i < len; i++) { |
| 396 | uprintf("%x ", buf[i]); |
| 397 | if (i && (i % 16) == 0) |
| 398 | uprintf("\n\t"); |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | static int |
| 403 | show_ioc(str, ioc) |
| 404 | const char *str; |
| 405 | struct svr4_strioctl *ioc; |
| 406 | { |
| 407 | u_char *ptr = (u_char *) malloc(ioc->len, M_TEMP, M_WAITOK); |
| 408 | int error; |
| 409 | |
| 410 | uprintf("%s cmd = %ld, timeout = %d, len = %d, buf = %p { ", |
| 411 | str, ioc->cmd, ioc->timeout, ioc->len, ioc->buf); |
| 412 | |
| 413 | if ((error = copyin(ioc->buf, ptr, ioc->len)) != 0) { |
| 414 | free((char *) ptr, M_TEMP); |
| 415 | return error; |
| 416 | } |
| 417 | |
| 418 | bufprint(ptr, ioc->len); |
| 419 | |
| 420 | uprintf("}\n"); |
| 421 | |
| 422 | free((char *) ptr, M_TEMP); |
| 423 | return 0; |
| 424 | } |
| 425 | |
| 426 | |
| 427 | static int |
| 428 | show_strbuf(str) |
| 429 | struct svr4_strbuf *str; |
| 430 | { |
| 431 | int error; |
| 432 | u_char *ptr = NULL; |
| 433 | int maxlen = str->maxlen; |
| 434 | int len = str->len; |
| 435 | |
| 436 | if (maxlen < 0) |
| 437 | maxlen = 0; |
| 438 | |
| 439 | if (len >= maxlen) |
| 440 | len = maxlen; |
| 441 | |
| 442 | if (len > 0) { |
| 443 | ptr = (u_char *) malloc(len, M_TEMP, M_WAITOK); |
| 444 | |
| 445 | if ((error = copyin(str->buf, ptr, len)) != 0) { |
| 446 | free((char *) ptr, M_TEMP); |
| 447 | return error; |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | uprintf(", { %d, %d, %p=[ ", str->maxlen, str->len, str->buf); |
| 452 | |
| 453 | if (ptr) |
| 454 | bufprint(ptr, len); |
| 455 | |
| 456 | uprintf("]}"); |
| 457 | |
| 458 | if (ptr) |
| 459 | free((char *) ptr, M_TEMP); |
| 460 | |
| 461 | return 0; |
| 462 | } |
| 463 | |
| 464 | |
| 465 | static void |
| 466 | show_msg(str, fd, ctl, dat, flags) |
| 467 | const char *str; |
| 468 | int fd; |
| 469 | struct svr4_strbuf *ctl; |
| 470 | struct svr4_strbuf *dat; |
| 471 | int flags; |
| 472 | { |
| 473 | struct svr4_strbuf buf; |
| 474 | int error; |
| 475 | |
| 476 | uprintf("%s(%d", str, fd); |
| 477 | if (ctl != NULL) { |
| 478 | if ((error = copyin(ctl, &buf, sizeof(buf))) != 0) |
| 479 | return; |
| 480 | show_strbuf(&buf); |
| 481 | } |
| 482 | else |
| 483 | uprintf(", NULL"); |
| 484 | |
| 485 | if (dat != NULL) { |
| 486 | if ((error = copyin(dat, &buf, sizeof(buf))) != 0) |
| 487 | return; |
| 488 | show_strbuf(&buf); |
| 489 | } |
| 490 | else |
| 491 | uprintf(", NULL"); |
| 492 | |
| 493 | uprintf(", %x);\n", flags); |
| 494 | } |
| 495 | |
| 496 | #endif /* DEBUG_SVR4 */ |
| 497 | |
| 498 | /* |
| 499 | * We are faced with an interesting situation. On svr4 unix sockets |
| 500 | * are really pipes. But we really have sockets, and we might as |
| 501 | * well use them. At the point where svr4 calls TI_BIND, it has |
| 502 | * already created a named pipe for the socket using mknod(2). |
| 503 | * We need to create a socket with the same name when we bind, |
| 504 | * so we need to remove the pipe before, otherwise we'll get address |
| 505 | * already in use. So we *carefully* remove the pipe, to avoid |
| 506 | * using this as a random file removal tool. We use system calls |
| 507 | * to avoid code duplication. |
| 508 | */ |
| 509 | static int |
| 510 | clean_pipe(const char *path) |
| 511 | { |
| 512 | struct lstat_args la; |
| 513 | struct unlink_args ua; |
| 514 | struct stat st; |
| 515 | int error; |
| 516 | caddr_t sg = stackgap_init(); |
| 517 | size_t l = strlen(path) + 1; |
| 518 | void *tpath; |
| 519 | |
| 520 | tpath = stackgap_alloc(&sg, l); |
| 521 | SCARG(&la, ub) = stackgap_alloc(&sg, sizeof(struct stat)); |
| 522 | |
| 523 | if ((error = copyout(path, tpath, l)) != 0) |
| 524 | return error; |
| 525 | |
| 526 | SCARG(&la, path) = tpath; |
| 527 | |
| 528 | if ((error = lstat(&la)) != 0) |
| 529 | return 0; |
| 530 | |
| 531 | if ((error = copyin(SCARG(&la, ub), &st, sizeof(st))) != 0) |
| 532 | return 0; |
| 533 | |
| 534 | /* |
| 535 | * Make sure we are dealing with a mode 0 named pipe. |
| 536 | */ |
| 537 | if ((st.st_mode & S_IFMT) != S_IFIFO) |
| 538 | return 0; |
| 539 | |
| 540 | if ((st.st_mode & ALLPERMS) != 0) |
| 541 | return 0; |
| 542 | |
| 543 | SCARG(&ua, path) = SCARG(&la, path); |
| 544 | |
| 545 | if ((error = unlink(&ua)) != 0) { |
| 546 | DPRINTF(("clean_pipe: unlink failed %d\n", error)); |
| 547 | return error; |
| 548 | } |
| 549 | |
| 550 | return 0; |
| 551 | } |
| 552 | |
| 553 | |
| 554 | static void |
| 555 | sockaddr_to_netaddr_in(sc, sain) |
| 556 | struct svr4_strmcmd *sc; |
| 557 | const struct sockaddr_in *sain; |
| 558 | { |
| 559 | struct svr4_netaddr_in *na; |
| 560 | na = SVR4_ADDROF(sc); |
| 561 | |
| 562 | na->family = sain->sin_family; |
| 563 | na->port = sain->sin_port; |
| 564 | na->addr = sain->sin_addr.s_addr; |
| 565 | DPRINTF(("sockaddr_in -> netaddr %d %d %lx\n", na->family, na->port, |
| 566 | na->addr)); |
| 567 | } |
| 568 | |
| 569 | |
| 570 | static void |
| 571 | sockaddr_to_netaddr_un(sc, saun) |
| 572 | struct svr4_strmcmd *sc; |
| 573 | const struct sockaddr_un *saun; |
| 574 | { |
| 575 | struct svr4_netaddr_un *na; |
| 576 | char *dst, *edst = ((char *) sc) + sc->offs + sizeof(na->family) + 1 - |
| 577 | sizeof(*sc); |
| 578 | const char *src; |
| 579 | |
| 580 | na = SVR4_ADDROF(sc); |
| 581 | na->family = saun->sun_family; |
| 582 | for (src = saun->sun_path, dst = na->path; (*dst++ = *src++) != '\0'; ) |
| 583 | if (dst == edst) |
| 584 | break; |
| 585 | DPRINTF(("sockaddr_un -> netaddr %d %s\n", na->family, na->path)); |
| 586 | } |
| 587 | |
| 588 | |
| 589 | static void |
| 590 | netaddr_to_sockaddr_in(sain, sc) |
| 591 | struct sockaddr_in *sain; |
| 592 | const struct svr4_strmcmd *sc; |
| 593 | { |
| 594 | const struct svr4_netaddr_in *na; |
| 595 | |
| 596 | |
| 597 | na = SVR4_C_ADDROF(sc); |
| 598 | memset(sain, 0, sizeof(*sain)); |
| 599 | sain->sin_len = sizeof(*sain); |
| 600 | sain->sin_family = na->family; |
| 601 | sain->sin_port = na->port; |
| 602 | sain->sin_addr.s_addr = na->addr; |
| 603 | DPRINTF(("netaddr -> sockaddr_in %d %d %x\n", sain->sin_family, |
| 604 | sain->sin_port, sain->sin_addr.s_addr)); |
| 605 | } |
| 606 | |
| 607 | |
| 608 | static void |
| 609 | netaddr_to_sockaddr_un(saun, sc) |
| 610 | struct sockaddr_un *saun; |
| 611 | const struct svr4_strmcmd *sc; |
| 612 | { |
| 613 | const struct svr4_netaddr_un *na; |
| 614 | char *dst, *edst = &saun->sun_path[sizeof(saun->sun_path) - 1]; |
| 615 | const char *src; |
| 616 | |
| 617 | na = SVR4_C_ADDROF(sc); |
| 618 | memset(saun, 0, sizeof(*saun)); |
| 619 | saun->sun_family = na->family; |
| 620 | for (src = na->path, dst = saun->sun_path; (*dst++ = *src++) != '\0'; ) |
| 621 | if (dst == edst) |
| 622 | break; |
| 623 | saun->sun_len = dst - saun->sun_path; |
| 624 | DPRINTF(("netaddr -> sockaddr_un %d %s\n", saun->sun_family, |
| 625 | saun->sun_path)); |
| 626 | } |
| 627 | |
| 628 | |
| 629 | static void |
| 630 | getparm(fp, pa) |
| 631 | struct file *fp; |
| 632 | struct svr4_si_sockparms *pa; |
| 633 | { |
| 634 | struct svr4_strm *st = svr4_stream_get(fp); |
| 635 | struct socket *so = (struct socket *) fp->f_data; |
| 636 | |
| 637 | if (st == NULL) |
| 638 | return; |
| 639 | |
| 640 | pa->family = st->s_family; |
| 641 | |
| 642 | switch (so->so_type) { |
| 643 | case SOCK_DGRAM: |
| 644 | pa->type = SVR4_T_CLTS; |
| 645 | pa->protocol = IPPROTO_UDP; |
| 646 | DPRINTF(("getparm(dgram)\n")); |
| 647 | return; |
| 648 | |
| 649 | case SOCK_STREAM: |
| 650 | pa->type = SVR4_T_COTS; /* What about T_COTS_ORD? XXX */ |
| 651 | pa->protocol = IPPROTO_IP; |
| 652 | DPRINTF(("getparm(stream)\n")); |
| 653 | return; |
| 654 | |
| 655 | case SOCK_RAW: |
| 656 | pa->type = SVR4_T_CLTS; |
| 657 | pa->protocol = IPPROTO_RAW; |
| 658 | DPRINTF(("getparm(raw)\n")); |
| 659 | return; |
| 660 | |
| 661 | default: |
| 662 | pa->type = 0; |
| 663 | pa->protocol = 0; |
| 664 | DPRINTF(("getparm(type %d?)\n", so->so_type)); |
| 665 | return; |
| 666 | } |
| 667 | } |
| 668 | |
| 669 | |
| 670 | static int |
| 671 | si_ogetudata(fp, fd, ioc, td) |
| 672 | struct file *fp; |
| 673 | int fd; |
| 674 | struct svr4_strioctl *ioc; |
| 675 | struct thread *td; |
| 676 | { |
| 677 | int error; |
| 678 | struct svr4_si_oudata ud; |
| 679 | struct svr4_si_sockparms pa; |
| 680 | |
| 681 | if (ioc->len != sizeof(ud) && ioc->len != sizeof(ud) - sizeof(int)) { |
| 682 | DPRINTF(("SI_OGETUDATA: Wrong size %d != %d\n", |
| 683 | sizeof(ud), ioc->len)); |
| 684 | return EINVAL; |
| 685 | } |
| 686 | |
| 687 | if ((error = copyin(ioc->buf, &ud, sizeof(ud))) != 0) |
| 688 | return error; |
| 689 | |
| 690 | getparm(fp, &pa); |
| 691 | |
| 692 | switch (pa.family) { |
| 693 | case AF_INET: |
| 694 | ud.tidusize = 16384; |
| 695 | ud.addrsize = sizeof(struct svr4_sockaddr_in); |
| 696 | if (pa.type == SVR4_SOCK_STREAM) |
| 697 | ud.etsdusize = 1; |
| 698 | else |
| 699 | ud.etsdusize = 0; |
| 700 | break; |
| 701 | |
| 702 | case AF_LOCAL: |
| 703 | ud.tidusize = 65536; |
| 704 | ud.addrsize = 128; |
| 705 | ud.etsdusize = 128; |
| 706 | break; |
| 707 | |
| 708 | default: |
| 709 | DPRINTF(("SI_OGETUDATA: Unsupported address family %d\n", |
| 710 | pa.family)); |
| 711 | return ENOSYS; |
| 712 | } |
| 713 | |
| 714 | /* I have no idea what these should be! */ |
| 715 | ud.optsize = 128; |
| 716 | ud.tsdusize = 128; |
| 717 | |
| 718 | ud.servtype = pa.type; |
| 719 | |
| 720 | /* XXX: Fixme */ |
| 721 | ud.so_state = 0; |
| 722 | ud.so_options = 0; |
| 723 | return copyout(&ud, ioc->buf, ioc->len); |
| 724 | } |
| 725 | |
| 726 | |
| 727 | static int |
| 728 | si_sockparams(fp, fd, ioc, td) |
| 729 | struct file *fp; |
| 730 | int fd; |
| 731 | struct svr4_strioctl *ioc; |
| 732 | struct thread *td; |
| 733 | { |
| 734 | struct svr4_si_sockparms pa; |
| 735 | |
| 736 | getparm(fp, &pa); |
| 737 | return copyout(&pa, ioc->buf, sizeof(pa)); |
| 738 | } |
| 739 | |
| 740 | |
| 741 | static int |
| 742 | si_listen(fp, fd, ioc, td) |
| 743 | struct file *fp; |
| 744 | int fd; |
| 745 | struct svr4_strioctl *ioc; |
| 746 | struct thread *td; |
| 747 | { |
| 748 | int error; |
| 749 | struct svr4_strm *st = svr4_stream_get(fp); |
| 750 | struct svr4_strmcmd lst; |
| 751 | struct listen_args la; |
| 752 | |
| 753 | if (st == NULL) |
| 754 | return EINVAL; |
| 755 | |
| 756 | if ((error = copyin(ioc->buf, &lst, ioc->len)) != 0) |
| 757 | return error; |
| 758 | |
| 759 | if (lst.cmd != SVR4_TI_OLD_BIND_REQUEST) { |
| 760 | DPRINTF(("si_listen: bad request %ld\n", lst.cmd)); |
| 761 | return EINVAL; |
| 762 | } |
| 763 | |
| 764 | /* |
| 765 | * We are making assumptions again... |
| 766 | */ |
| 767 | SCARG(&la, s) = fd; |
| 768 | DPRINTF(("SI_LISTEN: fileno %d backlog = %d\n", fd, 5)); |
| 769 | SCARG(&la, backlog) = 5; |
| 770 | |
| 771 | if ((error = listen(&la)) != 0) { |
| 772 | DPRINTF(("SI_LISTEN: listen failed %d\n", error)); |
| 773 | return error; |
| 774 | } |
| 775 | |
| 776 | st->s_cmd = SVR4_TI__ACCEPT_WAIT; |
| 777 | lst.cmd = SVR4_TI_BIND_REPLY; |
| 778 | |
| 779 | switch (st->s_family) { |
| 780 | case AF_INET: |
| 781 | /* XXX: Fill the length here */ |
| 782 | break; |
| 783 | |
| 784 | case AF_LOCAL: |
| 785 | lst.len = 140; |
| 786 | lst.pad[28] = 0x00000000; /* magic again */ |
| 787 | lst.pad[29] = 0x00000800; /* magic again */ |
| 788 | lst.pad[30] = 0x80001400; /* magic again */ |
| 789 | break; |
| 790 | |
| 791 | default: |
| 792 | DPRINTF(("SI_LISTEN: Unsupported address family %d\n", |
| 793 | st->s_family)); |
| 794 | return ENOSYS; |
| 795 | } |
| 796 | |
| 797 | |
| 798 | if ((error = copyout(&lst, ioc->buf, ioc->len)) != 0) |
| 799 | return error; |
| 800 | |
| 801 | return 0; |
| 802 | } |
| 803 | |
| 804 | |
| 805 | static int |
| 806 | si_getudata(fp, fd, ioc, td) |
| 807 | struct file *fp; |
| 808 | int fd; |
| 809 | struct svr4_strioctl *ioc; |
| 810 | struct thread *td; |
| 811 | { |
| 812 | int error; |
| 813 | struct svr4_si_udata ud; |
| 814 | |
| 815 | if (sizeof(ud) != ioc->len) { |
| 816 | DPRINTF(("SI_GETUDATA: Wrong size %d != %d\n", |
| 817 | sizeof(ud), ioc->len)); |
| 818 | return EINVAL; |
| 819 | } |
| 820 | |
| 821 | if ((error = copyin(ioc->buf, &ud, sizeof(ud))) != 0) |
| 822 | return error; |
| 823 | |
| 824 | getparm(fp, &ud.sockparms); |
| 825 | |
| 826 | switch (ud.sockparms.family) { |
| 827 | case AF_INET: |
| 828 | DPRINTF(("getudata_inet\n")); |
| 829 | ud.tidusize = 16384; |
| 830 | ud.tsdusize = 16384; |
| 831 | ud.addrsize = sizeof(struct svr4_sockaddr_in); |
| 832 | if (ud.sockparms.type == SVR4_SOCK_STREAM) |
| 833 | ud.etsdusize = 1; |
| 834 | else |
| 835 | ud.etsdusize = 0; |
| 836 | ud.optsize = 0; |
| 837 | break; |
| 838 | |
| 839 | case AF_LOCAL: |
| 840 | DPRINTF(("getudata_local\n")); |
| 841 | ud.tidusize = 65536; |
| 842 | ud.tsdusize = 128; |
| 843 | ud.addrsize = 128; |
| 844 | ud.etsdusize = 128; |
| 845 | ud.optsize = 128; |
| 846 | break; |
| 847 | |
| 848 | default: |
| 849 | DPRINTF(("SI_GETUDATA: Unsupported address family %d\n", |
| 850 | ud.sockparms.family)); |
| 851 | return ENOSYS; |
| 852 | } |
| 853 | |
| 854 | |
| 855 | ud.servtype = ud.sockparms.type; |
| 856 | DPRINTF(("ud.servtype = %d\n", ud.servtype)); |
| 857 | /* XXX: Fixme */ |
| 858 | ud.so_state = 0; |
| 859 | ud.so_options = 0; |
| 860 | return copyout(&ud, ioc->buf, sizeof(ud)); |
| 861 | } |
| 862 | |
| 863 | |
| 864 | static int |
| 865 | si_shutdown(fp, fd, ioc, td) |
| 866 | struct file *fp; |
| 867 | int fd; |
| 868 | struct svr4_strioctl *ioc; |
| 869 | struct thread *td; |
| 870 | { |
| 871 | int error; |
| 872 | struct shutdown_args ap; |
| 873 | |
| 874 | if (ioc->len != sizeof(SCARG(&ap, how))) { |
| 875 | DPRINTF(("SI_SHUTDOWN: Wrong size %d != %d\n", |
| 876 | sizeof(SCARG(&ap, how)), ioc->len)); |
| 877 | return EINVAL; |
| 878 | } |
| 879 | |
| 880 | if ((error = copyin(ioc->buf, &SCARG(&ap, how), ioc->len)) != 0) |
| 881 | return error; |
| 882 | |
| 883 | SCARG(&ap, s) = fd; |
| 884 | |
| 885 | return shutdown(&ap); |
| 886 | } |
| 887 | |
| 888 | |
| 889 | static int |
| 890 | sockmod(fp, fd, ioc, td) |
| 891 | struct file *fp; |
| 892 | int fd; |
| 893 | struct svr4_strioctl *ioc; |
| 894 | struct thread *td; |
| 895 | { |
| 896 | switch (ioc->cmd) { |
| 897 | case SVR4_SI_OGETUDATA: |
| 898 | DPRINTF(("SI_OGETUDATA\n")); |
| 899 | return si_ogetudata(fp, fd, ioc, td); |
| 900 | |
| 901 | case SVR4_SI_SHUTDOWN: |
| 902 | DPRINTF(("SI_SHUTDOWN\n")); |
| 903 | return si_shutdown(fp, fd, ioc, td); |
| 904 | |
| 905 | case SVR4_SI_LISTEN: |
| 906 | DPRINTF(("SI_LISTEN\n")); |
| 907 | return si_listen(fp, fd, ioc, td); |
| 908 | |
| 909 | case SVR4_SI_SETMYNAME: |
| 910 | DPRINTF(("SI_SETMYNAME\n")); |
| 911 | return 0; |
| 912 | |
| 913 | case SVR4_SI_SETPEERNAME: |
| 914 | DPRINTF(("SI_SETPEERNAME\n")); |
| 915 | return 0; |
| 916 | |
| 917 | case SVR4_SI_GETINTRANSIT: |
| 918 | DPRINTF(("SI_GETINTRANSIT\n")); |
| 919 | return 0; |
| 920 | |
| 921 | case SVR4_SI_TCL_LINK: |
| 922 | DPRINTF(("SI_TCL_LINK\n")); |
| 923 | return 0; |
| 924 | |
| 925 | case SVR4_SI_TCL_UNLINK: |
| 926 | DPRINTF(("SI_TCL_UNLINK\n")); |
| 927 | return 0; |
| 928 | |
| 929 | case SVR4_SI_SOCKPARAMS: |
| 930 | DPRINTF(("SI_SOCKPARAMS\n")); |
| 931 | return si_sockparams(fp, fd, ioc, td); |
| 932 | |
| 933 | case SVR4_SI_GETUDATA: |
| 934 | DPRINTF(("SI_GETUDATA\n")); |
| 935 | return si_getudata(fp, fd, ioc, td); |
| 936 | |
| 937 | default: |
| 938 | DPRINTF(("Unknown sockmod ioctl %lx\n", ioc->cmd)); |
| 939 | return 0; |
| 940 | |
| 941 | } |
| 942 | } |
| 943 | |
| 944 | |
| 945 | static int |
| 946 | ti_getinfo(fp, fd, ioc, td) |
| 947 | struct file *fp; |
| 948 | int fd; |
| 949 | struct svr4_strioctl *ioc; |
| 950 | struct thread *td; |
| 951 | { |
| 952 | int error; |
| 953 | struct svr4_infocmd info; |
| 954 | |
| 955 | memset(&info, 0, sizeof(info)); |
| 956 | |
| 957 | if ((error = copyin(ioc->buf, &info, ioc->len)) != 0) |
| 958 | return error; |
| 959 | |
| 960 | if (info.cmd != SVR4_TI_INFO_REQUEST) |
| 961 | return EINVAL; |
| 962 | |
| 963 | info.cmd = SVR4_TI_INFO_REPLY; |
| 964 | info.tsdu = 0; |
| 965 | info.etsdu = 1; |
| 966 | info.cdata = -2; |
| 967 | info.ddata = -2; |
| 968 | info.addr = 16; |
| 969 | info.opt = -1; |
| 970 | info.tidu = 16384; |
| 971 | info.serv = 2; |
| 972 | info.current = 0; |
| 973 | info.provider = 2; |
| 974 | |
| 975 | ioc->len = sizeof(info); |
| 976 | if ((error = copyout(&info, ioc->buf, ioc->len)) != 0) |
| 977 | return error; |
| 978 | |
| 979 | return 0; |
| 980 | } |
| 981 | |
| 982 | |
| 983 | static int |
| 984 | ti_bind(fp, fd, ioc, td) |
| 985 | struct file *fp; |
| 986 | int fd; |
| 987 | struct svr4_strioctl *ioc; |
| 988 | struct thread *td; |
| 989 | { |
| 990 | int error; |
| 991 | struct svr4_strm *st = svr4_stream_get(fp); |
| 992 | struct sockaddr_in sain; |
| 993 | struct sockaddr_un saun; |
| 994 | caddr_t sg; |
| 995 | void *skp, *sup = NULL; |
| 996 | int sasize; |
| 997 | struct svr4_strmcmd bnd; |
| 998 | struct bind_args ba; |
| 999 | |
| 1000 | if (st == NULL) { |
| 1001 | DPRINTF(("ti_bind: bad file descriptor\n")); |
| 1002 | return EINVAL; |
| 1003 | } |
| 1004 | |
| 1005 | if ((error = copyin(ioc->buf, &bnd, ioc->len)) != 0) |
| 1006 | return error; |
| 1007 | |
| 1008 | if (bnd.cmd != SVR4_TI_OLD_BIND_REQUEST) { |
| 1009 | DPRINTF(("ti_bind: bad request %ld\n", bnd.cmd)); |
| 1010 | return EINVAL; |
| 1011 | } |
| 1012 | |
| 1013 | switch (st->s_family) { |
| 1014 | case AF_INET: |
| 1015 | skp = &sain; |
| 1016 | sasize = sizeof(sain); |
| 1017 | |
| 1018 | if (bnd.offs == 0) |
| 1019 | goto reply; |
| 1020 | |
| 1021 | netaddr_to_sockaddr_in(&sain, &bnd); |
| 1022 | |
| 1023 | DPRINTF(("TI_BIND: fam %d, port %d, addr %x\n", |
| 1024 | sain.sin_family, sain.sin_port, |
| 1025 | sain.sin_addr.s_addr)); |
| 1026 | break; |
| 1027 | |
| 1028 | case AF_LOCAL: |
| 1029 | skp = &saun; |
| 1030 | sasize = sizeof(saun); |
| 1031 | if (bnd.offs == 0) |
| 1032 | goto reply; |
| 1033 | |
| 1034 | netaddr_to_sockaddr_un(&saun, &bnd); |
| 1035 | |
| 1036 | if (saun.sun_path[0] == '\0') |
| 1037 | goto reply; |
| 1038 | |
| 1039 | DPRINTF(("TI_BIND: fam %d, path %s\n", |
| 1040 | saun.sun_family, saun.sun_path)); |
| 1041 | |
| 1042 | if ((error = clean_pipe(saun.sun_path)) != 0) |
| 1043 | return error; |
| 1044 | |
| 1045 | bnd.pad[28] = 0x00001000; /* magic again */ |
| 1046 | break; |
| 1047 | |
| 1048 | default: |
| 1049 | DPRINTF(("TI_BIND: Unsupported address family %d\n", |
| 1050 | st->s_family)); |
| 1051 | return ENOSYS; |
| 1052 | } |
| 1053 | |
| 1054 | sg = stackgap_init(); |
| 1055 | sup = stackgap_alloc(&sg, sasize); |
| 1056 | |
| 1057 | if ((error = copyout(skp, sup, sasize)) != 0) |
| 1058 | return error; |
| 1059 | |
| 1060 | SCARG(&ba, s) = fd; |
| 1061 | DPRINTF(("TI_BIND: fileno %d\n", fd)); |
| 1062 | SCARG(&ba, name) = (void *) sup; |
| 1063 | SCARG(&ba, namelen) = sasize; |
| 1064 | |
| 1065 | if ((error = bind(&ba)) != 0) { |
| 1066 | DPRINTF(("TI_BIND: bind failed %d\n", error)); |
| 1067 | return error; |
| 1068 | } |
| 1069 | |
| 1070 | reply: |
| 1071 | if (sup == NULL) { |
| 1072 | memset(&bnd, 0, sizeof(bnd)); |
| 1073 | bnd.len = sasize + 4; |
| 1074 | bnd.offs = 0x10; /* XXX */ |
| 1075 | } |
| 1076 | |
| 1077 | bnd.cmd = SVR4_TI_BIND_REPLY; |
| 1078 | |
| 1079 | if ((error = copyout(&bnd, ioc->buf, ioc->len)) != 0) |
| 1080 | return error; |
| 1081 | |
| 1082 | return 0; |
| 1083 | } |
| 1084 | |
| 1085 | |
| 1086 | static int |
| 1087 | timod(fp, fd, ioc, td) |
| 1088 | struct file *fp; |
| 1089 | int fd; |
| 1090 | struct svr4_strioctl *ioc; |
| 1091 | struct thread *td; |
| 1092 | { |
| 1093 | switch (ioc->cmd) { |
| 1094 | case SVR4_TI_GETINFO: |
| 1095 | DPRINTF(("TI_GETINFO\n")); |
| 1096 | return ti_getinfo(fp, fd, ioc, td); |
| 1097 | |
| 1098 | case SVR4_TI_OPTMGMT: |
| 1099 | DPRINTF(("TI_OPTMGMT\n")); |
| 1100 | return 0; |
| 1101 | |
| 1102 | case SVR4_TI_BIND: |
| 1103 | DPRINTF(("TI_BIND\n")); |
| 1104 | return ti_bind(fp, fd, ioc, td); |
| 1105 | |
| 1106 | case SVR4_TI_UNBIND: |
| 1107 | DPRINTF(("TI_UNBIND\n")); |
| 1108 | return 0; |
| 1109 | |
| 1110 | default: |
| 1111 | DPRINTF(("Unknown timod ioctl %lx\n", ioc->cmd)); |
| 1112 | return 0; |
| 1113 | } |
| 1114 | } |
| 1115 | |
| 1116 | |
| 1117 | int |
| 1118 | svr4_stream_ti_ioctl(fp, td, retval, fd, cmd, dat) |
| 1119 | struct file *fp; |
| 1120 | struct thread *td; |
| 1121 | register_t *retval; |
| 1122 | int fd; |
| 1123 | u_long cmd; |
| 1124 | caddr_t dat; |
| 1125 | { |
| 1126 | struct svr4_strbuf skb, *sub = (struct svr4_strbuf *) dat; |
| 1127 | struct svr4_strm *st = svr4_stream_get(fp); |
| 1128 | int error; |
| 1129 | void *skp, *sup; |
| 1130 | struct sockaddr_in sain; |
| 1131 | struct sockaddr_un saun; |
| 1132 | struct svr4_strmcmd sc; |
| 1133 | int sasize; |
| 1134 | caddr_t sg; |
| 1135 | int *lenp; |
| 1136 | |
| 1137 | DPRINTF(("svr4_stream_ti_ioctl\n")); |
| 1138 | |
| 1139 | if (st == NULL) |
| 1140 | return EINVAL; |
| 1141 | |
| 1142 | sc.offs = 0x10; |
| 1143 | |
| 1144 | if ((error = copyin(sub, &skb, sizeof(skb))) != 0) { |
| 1145 | DPRINTF(("ti_ioctl: error copying in strbuf\n")); |
| 1146 | return error; |
| 1147 | } |
| 1148 | |
| 1149 | switch (st->s_family) { |
| 1150 | case AF_INET: |
| 1151 | skp = &sain; |
| 1152 | sasize = sizeof(sain); |
| 1153 | break; |
| 1154 | |
| 1155 | case AF_LOCAL: |
| 1156 | skp = &saun; |
| 1157 | sasize = sizeof(saun); |
| 1158 | break; |
| 1159 | |
| 1160 | default: |
| 1161 | DPRINTF(("ti_ioctl: Unsupported address family %d\n", |
| 1162 | st->s_family)); |
| 1163 | return ENOSYS; |
| 1164 | } |
| 1165 | |
| 1166 | sg = stackgap_init(); |
| 1167 | sup = stackgap_alloc(&sg, sasize); |
| 1168 | lenp = stackgap_alloc(&sg, sizeof(*lenp)); |
| 1169 | |
| 1170 | if ((error = copyout(&sasize, lenp, sizeof(*lenp))) != 0) { |
| 1171 | DPRINTF(("ti_ioctl: error copying out lenp\n")); |
| 1172 | return error; |
| 1173 | } |
| 1174 | |
| 1175 | switch (cmd) { |
| 1176 | case SVR4_TI_GETMYNAME: |
| 1177 | DPRINTF(("TI_GETMYNAME\n")); |
| 1178 | { |
| 1179 | struct getsockname_args ap; |
| 1180 | SCARG(&ap, fdes) = fd; |
| 1181 | SCARG(&ap, asa) = sup; |
| 1182 | SCARG(&ap, alen) = lenp; |
| 1183 | if ((error = getsockname(&ap)) != 0) { |
| 1184 | DPRINTF(("ti_ioctl: getsockname error\n")); |
| 1185 | return error; |
| 1186 | } |
| 1187 | } |
| 1188 | break; |
| 1189 | |
| 1190 | case SVR4_TI_GETPEERNAME: |
| 1191 | DPRINTF(("TI_GETPEERNAME\n")); |
| 1192 | { |
| 1193 | struct getpeername_args ap; |
| 1194 | SCARG(&ap, fdes) = fd; |
| 1195 | SCARG(&ap, asa) = sup; |
| 1196 | SCARG(&ap, alen) = lenp; |
| 1197 | if ((error = getpeername(&ap)) != 0) { |
| 1198 | DPRINTF(("ti_ioctl: getpeername error\n")); |
| 1199 | return error; |
| 1200 | } |
| 1201 | } |
| 1202 | break; |
| 1203 | |
| 1204 | case SVR4_TI_SETMYNAME: |
| 1205 | DPRINTF(("TI_SETMYNAME\n")); |
| 1206 | return 0; |
| 1207 | |
| 1208 | case SVR4_TI_SETPEERNAME: |
| 1209 | DPRINTF(("TI_SETPEERNAME\n")); |
| 1210 | return 0; |
| 1211 | default: |
| 1212 | DPRINTF(("ti_ioctl: Unknown ioctl %lx\n", cmd)); |
| 1213 | return ENOSYS; |
| 1214 | } |
| 1215 | |
| 1216 | if ((error = copyin(sup, skp, sasize)) != 0) { |
| 1217 | DPRINTF(("ti_ioctl: error copying in socket data\n")); |
| 1218 | return error; |
| 1219 | } |
| 1220 | |
| 1221 | if ((error = copyin(lenp, &sasize, sizeof(*lenp))) != 0) { |
| 1222 | DPRINTF(("ti_ioctl: error copying in socket size\n")); |
| 1223 | return error; |
| 1224 | } |
| 1225 | |
| 1226 | switch (st->s_family) { |
| 1227 | case AF_INET: |
| 1228 | sockaddr_to_netaddr_in(&sc, &sain); |
| 1229 | skb.len = sasize; |
| 1230 | break; |
| 1231 | |
| 1232 | case AF_LOCAL: |
| 1233 | sockaddr_to_netaddr_un(&sc, &saun); |
| 1234 | skb.len = sasize + 4; |
| 1235 | break; |
| 1236 | |
| 1237 | default: |
| 1238 | return ENOSYS; |
| 1239 | } |
| 1240 | |
| 1241 | |
| 1242 | if ((error = copyout(SVR4_ADDROF(&sc), skb.buf, sasize)) != 0) { |
| 1243 | DPRINTF(("ti_ioctl: error copying out socket data\n")); |
| 1244 | return error; |
| 1245 | } |
| 1246 | |
| 1247 | |
| 1248 | if ((error = copyout(&skb, sub, sizeof(skb))) != 0) { |
| 1249 | DPRINTF(("ti_ioctl: error copying out strbuf\n")); |
| 1250 | return error; |
| 1251 | } |
| 1252 | |
| 1253 | return error; |
| 1254 | } |
| 1255 | |
| 1256 | |
| 1257 | |
| 1258 | |
| 1259 | static int |
| 1260 | i_nread(fp, td, retval, fd, cmd, dat) |
| 1261 | struct file *fp; |
| 1262 | struct thread *td; |
| 1263 | register_t *retval; |
| 1264 | int fd; |
| 1265 | u_long cmd; |
| 1266 | caddr_t dat; |
| 1267 | { |
| 1268 | int error; |
| 1269 | int nread = 0; |
| 1270 | |
| 1271 | /* |
| 1272 | * We are supposed to return the message length in nread, and the |
| 1273 | * number of messages in retval. We don't have the notion of number |
| 1274 | * of stream messages, so we just find out if we have any bytes waiting |
| 1275 | * for us, and if we do, then we assume that we have at least one |
| 1276 | * message waiting for us. |
| 1277 | */ |
| 1278 | if ((error = fo_ioctl(fp, FIONREAD, (caddr_t) &nread, td)) != 0) |
| 1279 | return error; |
| 1280 | |
| 1281 | if (nread != 0) |
| 1282 | *retval = 1; |
| 1283 | else |
| 1284 | *retval = 0; |
| 1285 | |
| 1286 | return copyout(&nread, dat, sizeof(nread)); |
| 1287 | } |
| 1288 | |
| 1289 | static int |
| 1290 | i_fdinsert(fp, td, retval, fd, cmd, dat) |
| 1291 | struct file *fp; |
| 1292 | struct thread *td; |
| 1293 | register_t *retval; |
| 1294 | int fd; |
| 1295 | u_long cmd; |
| 1296 | caddr_t dat; |
| 1297 | { |
| 1298 | /* |
| 1299 | * Major hack again here. We assume that we are using this to |
| 1300 | * implement accept(2). If that is the case, we have already |
| 1301 | * called accept, and we have stored the file descriptor in |
| 1302 | * afd. We find the file descriptor that the code wants to use |
| 1303 | * in fd insert, and then we dup2() our accepted file descriptor |
| 1304 | * to it. |
| 1305 | */ |
| 1306 | int error; |
| 1307 | struct svr4_strm *st = svr4_stream_get(fp); |
| 1308 | struct svr4_strfdinsert fdi; |
| 1309 | struct dup2_args d2p; |
| 1310 | struct close_args clp; |
| 1311 | |
| 1312 | if (st == NULL) { |
| 1313 | DPRINTF(("fdinsert: bad file type\n")); |
| 1314 | return EINVAL; |
| 1315 | } |
| 1316 | |
| 1317 | if (st->s_afd == -1) { |
| 1318 | DPRINTF(("fdinsert: accept fd not found\n")); |
| 1319 | return ENOENT; |
| 1320 | } |
| 1321 | |
| 1322 | if ((error = copyin(dat, &fdi, sizeof(fdi))) != 0) { |
| 1323 | DPRINTF(("fdinsert: copyin failed %d\n", error)); |
| 1324 | return error; |
| 1325 | } |
| 1326 | |
| 1327 | SCARG(&d2p, from) = st->s_afd; |
| 1328 | SCARG(&d2p, to) = fdi.fd; |
| 1329 | |
| 1330 | if ((error = dup2(&d2p)) != 0) { |
| 1331 | DPRINTF(("fdinsert: dup2(%d, %d) failed %d\n", |
| 1332 | st->s_afd, fdi.fd, error)); |
| 1333 | return error; |
| 1334 | } |
| 1335 | |
| 1336 | SCARG(&clp, fd) = st->s_afd; |
| 1337 | |
| 1338 | if ((error = close(&clp)) != 0) { |
| 1339 | DPRINTF(("fdinsert: close(%d) failed %d\n", |
| 1340 | st->s_afd, error)); |
| 1341 | return error; |
| 1342 | } |
| 1343 | |
| 1344 | st->s_afd = -1; |
| 1345 | |
| 1346 | *retval = 0; |
| 1347 | return 0; |
| 1348 | } |
| 1349 | |
| 1350 | |
| 1351 | static int |
| 1352 | _i_bind_rsvd(fp, td, retval, fd, cmd, dat) |
| 1353 | struct file *fp; |
| 1354 | struct thread *td; |
| 1355 | register_t *retval; |
| 1356 | int fd; |
| 1357 | u_long cmd; |
| 1358 | caddr_t dat; |
| 1359 | { |
| 1360 | struct mkfifo_args ap; |
| 1361 | |
| 1362 | /* |
| 1363 | * This is a supposed to be a kernel and library only ioctl. |
| 1364 | * It gets called before ti_bind, when we have a unix |
| 1365 | * socket, to physically create the socket transport and |
| 1366 | * ``reserve'' it. I don't know how this get reserved inside |
| 1367 | * the kernel, but we are going to create it nevertheless. |
| 1368 | */ |
| 1369 | SCARG(&ap, path) = dat; |
| 1370 | SCARG(&ap, mode) = S_IFIFO; |
| 1371 | |
| 1372 | return mkfifo(&ap); |
| 1373 | } |
| 1374 | |
| 1375 | static int |
| 1376 | _i_rele_rsvd(fp, td, retval, fd, cmd, dat) |
| 1377 | struct file *fp; |
| 1378 | struct thread *td; |
| 1379 | register_t *retval; |
| 1380 | int fd; |
| 1381 | u_long cmd; |
| 1382 | caddr_t dat; |
| 1383 | { |
| 1384 | struct unlink_args ap; |
| 1385 | |
| 1386 | /* |
| 1387 | * This is a supposed to be a kernel and library only ioctl. |
| 1388 | * I guess it is supposed to release the socket. |
| 1389 | */ |
| 1390 | SCARG(&ap, path) = dat; |
| 1391 | |
| 1392 | return unlink(&ap); |
| 1393 | } |
| 1394 | |
| 1395 | static int |
| 1396 | i_str(fp, td, retval, fd, cmd, dat) |
| 1397 | struct file *fp; |
| 1398 | struct thread *td; |
| 1399 | register_t *retval; |
| 1400 | int fd; |
| 1401 | u_long cmd; |
| 1402 | caddr_t dat; |
| 1403 | { |
| 1404 | int error; |
| 1405 | struct svr4_strioctl ioc; |
| 1406 | |
| 1407 | if ((error = copyin(dat, &ioc, sizeof(ioc))) != 0) |
| 1408 | return error; |
| 1409 | |
| 1410 | #ifdef DEBUG_SVR4 |
| 1411 | if ((error = show_ioc(">", &ioc)) != 0) |
| 1412 | return error; |
| 1413 | #endif /* DEBUG_SVR4 */ |
| 1414 | |
| 1415 | switch (ioc.cmd & 0xff00) { |
| 1416 | case SVR4_SIMOD: |
| 1417 | if ((error = sockmod(fp, fd, &ioc, td)) != 0) |
| 1418 | return error; |
| 1419 | break; |
| 1420 | |
| 1421 | case SVR4_TIMOD: |
| 1422 | if ((error = timod(fp, fd, &ioc, td)) != 0) |
| 1423 | return error; |
| 1424 | break; |
| 1425 | |
| 1426 | default: |
| 1427 | DPRINTF(("Unimplemented module %c %ld\n", |
| 1428 | (char) (cmd >> 8), cmd & 0xff)); |
| 1429 | return 0; |
| 1430 | } |
| 1431 | |
| 1432 | #ifdef DEBUG_SVR4 |
| 1433 | if ((error = show_ioc("<", &ioc)) != 0) |
| 1434 | return error; |
| 1435 | #endif /* DEBUG_SVR4 */ |
| 1436 | return copyout(&ioc, dat, sizeof(ioc)); |
| 1437 | } |
| 1438 | |
| 1439 | static int |
| 1440 | i_setsig(fp, td, retval, fd, cmd, dat) |
| 1441 | struct file *fp; |
| 1442 | struct thread *td; |
| 1443 | register_t *retval; |
| 1444 | int fd; |
| 1445 | u_long cmd; |
| 1446 | caddr_t dat; |
| 1447 | { |
| 1448 | /* |
| 1449 | * This is the best we can do for now; we cannot generate |
| 1450 | * signals only for specific events so the signal mask gets |
| 1451 | * ignored; we save it just to pass it to a possible I_GETSIG... |
| 1452 | * |
| 1453 | * We alse have to fix the O_ASYNC fcntl bit, so the |
| 1454 | * process will get SIGPOLLs. |
| 1455 | */ |
| 1456 | struct proc *p = td->td_proc; |
| 1457 | struct fcntl_args fa; |
| 1458 | int error; |
| 1459 | register_t oflags, flags; |
| 1460 | struct svr4_strm *st = svr4_stream_get(fp); |
| 1461 | |
| 1462 | KKASSERT(p); |
| 1463 | |
| 1464 | if (st == NULL) { |
| 1465 | DPRINTF(("i_setsig: bad file descriptor\n")); |
| 1466 | return EINVAL; |
| 1467 | } |
| 1468 | /* get old status flags */ |
| 1469 | SCARG(&fa, fd) = fd; |
| 1470 | SCARG(&fa, cmd) = F_GETFL; |
| 1471 | if ((error = fcntl(&fa)) != 0) |
| 1472 | return error; |
| 1473 | |
| 1474 | oflags = fa.sysmsg_result; |
| 1475 | |
| 1476 | /* update the flags */ |
| 1477 | if (dat != NULL) { |
| 1478 | int mask; |
| 1479 | |
| 1480 | flags = oflags | O_ASYNC; |
| 1481 | if ((error = copyin(dat, &mask, sizeof(mask))) != 0) { |
| 1482 | DPRINTF(("i_setsig: bad eventmask pointer\n")); |
| 1483 | return error; |
| 1484 | } |
| 1485 | if (mask & SVR4_S_ALLMASK) { |
| 1486 | DPRINTF(("i_setsig: bad eventmask data %x\n", mask)); |
| 1487 | return EINVAL; |
| 1488 | } |
| 1489 | st->s_eventmask = mask; |
| 1490 | } |
| 1491 | else { |
| 1492 | flags = oflags & ~O_ASYNC; |
| 1493 | st->s_eventmask = 0; |
| 1494 | } |
| 1495 | |
| 1496 | /* set the new flags, if changed */ |
| 1497 | if (flags != oflags) { |
| 1498 | SCARG(&fa, cmd) = F_SETFL; |
| 1499 | SCARG(&fa, arg) = (long) flags; |
| 1500 | if ((error = fcntl(&fa)) != 0) |
| 1501 | return error; |
| 1502 | flags =fa.sysmsg_result; |
| 1503 | } |
| 1504 | |
| 1505 | /* set up SIGIO receiver if needed */ |
| 1506 | if (dat != NULL) { |
| 1507 | SCARG(&fa, cmd) = F_SETOWN; |
| 1508 | SCARG(&fa, arg) = (long) p->p_pid; |
| 1509 | error = fcntl(&fa); |
| 1510 | *retval = fa.sysmsg_result; |
| 1511 | return(error); |
| 1512 | } |
| 1513 | *retval = fa.sysmsg_result; |
| 1514 | return 0; |
| 1515 | } |
| 1516 | |
| 1517 | static int |
| 1518 | i_getsig(fp, td, retval, fd, cmd, dat) |
| 1519 | struct file *fp; |
| 1520 | struct thread *td; |
| 1521 | register_t *retval; |
| 1522 | int fd; |
| 1523 | u_long cmd; |
| 1524 | caddr_t dat; |
| 1525 | { |
| 1526 | int error; |
| 1527 | |
| 1528 | if (dat != NULL) { |
| 1529 | struct svr4_strm *st = svr4_stream_get(fp); |
| 1530 | |
| 1531 | if (st == NULL) { |
| 1532 | DPRINTF(("i_getsig: bad file descriptor\n")); |
| 1533 | return EINVAL; |
| 1534 | } |
| 1535 | if ((error = copyout(&st->s_eventmask, dat, |
| 1536 | sizeof(st->s_eventmask))) != 0) { |
| 1537 | DPRINTF(("i_getsig: bad eventmask pointer\n")); |
| 1538 | return error; |
| 1539 | } |
| 1540 | } |
| 1541 | return 0; |
| 1542 | } |
| 1543 | |
| 1544 | int |
| 1545 | svr4_stream_ioctl(fp, td, retval, fd, cmd, dat) |
| 1546 | struct file *fp; |
| 1547 | struct thread *td; |
| 1548 | register_t *retval; |
| 1549 | int fd; |
| 1550 | u_long cmd; |
| 1551 | caddr_t dat; |
| 1552 | { |
| 1553 | *retval = 0; |
| 1554 | |
| 1555 | /* |
| 1556 | * All the following stuff assumes "sockmod" is pushed... |
| 1557 | */ |
| 1558 | switch (cmd) { |
| 1559 | case SVR4_I_NREAD: |
| 1560 | DPRINTF(("I_NREAD\n")); |
| 1561 | return i_nread(fp, td, retval, fd, cmd, dat); |
| 1562 | |
| 1563 | case SVR4_I_PUSH: |
| 1564 | DPRINTF(("I_PUSH %p\n", dat)); |
| 1565 | #if defined(DEBUG_SVR4) |
| 1566 | show_strbuf((void *)dat); |
| 1567 | #endif |
| 1568 | return 0; |
| 1569 | |
| 1570 | case SVR4_I_POP: |
| 1571 | DPRINTF(("I_POP\n")); |
| 1572 | return 0; |
| 1573 | |
| 1574 | case SVR4_I_LOOK: |
| 1575 | DPRINTF(("I_LOOK\n")); |
| 1576 | return 0; |
| 1577 | |
| 1578 | case SVR4_I_FLUSH: |
| 1579 | DPRINTF(("I_FLUSH\n")); |
| 1580 | return 0; |
| 1581 | |
| 1582 | case SVR4_I_SRDOPT: |
| 1583 | DPRINTF(("I_SRDOPT\n")); |
| 1584 | return 0; |
| 1585 | |
| 1586 | case SVR4_I_GRDOPT: |
| 1587 | DPRINTF(("I_GRDOPT\n")); |
| 1588 | return 0; |
| 1589 | |
| 1590 | case SVR4_I_STR: |
| 1591 | DPRINTF(("I_STR\n")); |
| 1592 | return i_str(fp, td, retval, fd, cmd, dat); |
| 1593 | |
| 1594 | case SVR4_I_SETSIG: |
| 1595 | DPRINTF(("I_SETSIG\n")); |
| 1596 | return i_setsig(fp, td, retval, fd, cmd, dat); |
| 1597 | |
| 1598 | case SVR4_I_GETSIG: |
| 1599 | DPRINTF(("I_GETSIG\n")); |
| 1600 | return i_getsig(fp, td, retval, fd, cmd, dat); |
| 1601 | |
| 1602 | case SVR4_I_FIND: |
| 1603 | DPRINTF(("I_FIND\n")); |
| 1604 | /* |
| 1605 | * Here we are not pushing modules really, we just |
| 1606 | * pretend all are present |
| 1607 | */ |
| 1608 | *retval = 0; |
| 1609 | return 0; |
| 1610 | |
| 1611 | case SVR4_I_LINK: |
| 1612 | DPRINTF(("I_LINK\n")); |
| 1613 | return 0; |
| 1614 | |
| 1615 | case SVR4_I_UNLINK: |
| 1616 | DPRINTF(("I_UNLINK\n")); |
| 1617 | return 0; |
| 1618 | |
| 1619 | case SVR4_I_ERECVFD: |
| 1620 | DPRINTF(("I_ERECVFD\n")); |
| 1621 | return 0; |
| 1622 | |
| 1623 | case SVR4_I_PEEK: |
| 1624 | DPRINTF(("I_PEEK\n")); |
| 1625 | return 0; |
| 1626 | |
| 1627 | case SVR4_I_FDINSERT: |
| 1628 | DPRINTF(("I_FDINSERT\n")); |
| 1629 | return i_fdinsert(fp, td, retval, fd, cmd, dat); |
| 1630 | |
| 1631 | case SVR4_I_SENDFD: |
| 1632 | DPRINTF(("I_SENDFD\n")); |
| 1633 | return 0; |
| 1634 | |
| 1635 | case SVR4_I_RECVFD: |
| 1636 | DPRINTF(("I_RECVFD\n")); |
| 1637 | return 0; |
| 1638 | |
| 1639 | case SVR4_I_SWROPT: |
| 1640 | DPRINTF(("I_SWROPT\n")); |
| 1641 | return 0; |
| 1642 | |
| 1643 | case SVR4_I_GWROPT: |
| 1644 | DPRINTF(("I_GWROPT\n")); |
| 1645 | return 0; |
| 1646 | |
| 1647 | case SVR4_I_LIST: |
| 1648 | DPRINTF(("I_LIST\n")); |
| 1649 | return 0; |
| 1650 | |
| 1651 | case SVR4_I_PLINK: |
| 1652 | DPRINTF(("I_PLINK\n")); |
| 1653 | return 0; |
| 1654 | |
| 1655 | case SVR4_I_PUNLINK: |
| 1656 | DPRINTF(("I_PUNLINK\n")); |
| 1657 | return 0; |
| 1658 | |
| 1659 | case SVR4_I_SETEV: |
| 1660 | DPRINTF(("I_SETEV\n")); |
| 1661 | return 0; |
| 1662 | |
| 1663 | case SVR4_I_GETEV: |
| 1664 | DPRINTF(("I_GETEV\n")); |
| 1665 | return 0; |
| 1666 | |
| 1667 | case SVR4_I_STREV: |
| 1668 | DPRINTF(("I_STREV\n")); |
| 1669 | return 0; |
| 1670 | |
| 1671 | case SVR4_I_UNSTREV: |
| 1672 | DPRINTF(("I_UNSTREV\n")); |
| 1673 | return 0; |
| 1674 | |
| 1675 | case SVR4_I_FLUSHBAND: |
| 1676 | DPRINTF(("I_FLUSHBAND\n")); |
| 1677 | return 0; |
| 1678 | |
| 1679 | case SVR4_I_CKBAND: |
| 1680 | DPRINTF(("I_CKBAND\n")); |
| 1681 | return 0; |
| 1682 | |
| 1683 | case SVR4_I_GETBAND: |
| 1684 | DPRINTF(("I_GETBANK\n")); |
| 1685 | return 0; |
| 1686 | |
| 1687 | case SVR4_I_ATMARK: |
| 1688 | DPRINTF(("I_ATMARK\n")); |
| 1689 | return 0; |
| 1690 | |
| 1691 | case SVR4_I_SETCLTIME: |
| 1692 | DPRINTF(("I_SETCLTIME\n")); |
| 1693 | return 0; |
| 1694 | |
| 1695 | case SVR4_I_GETCLTIME: |
| 1696 | DPRINTF(("I_GETCLTIME\n")); |
| 1697 | return 0; |
| 1698 | |
| 1699 | case SVR4_I_CANPUT: |
| 1700 | DPRINTF(("I_CANPUT\n")); |
| 1701 | return 0; |
| 1702 | |
| 1703 | case SVR4__I_BIND_RSVD: |
| 1704 | DPRINTF(("_I_BIND_RSVD\n")); |
| 1705 | return _i_bind_rsvd(fp, td, retval, fd, cmd, dat); |
| 1706 | |
| 1707 | case SVR4__I_RELE_RSVD: |
| 1708 | DPRINTF(("_I_RELE_RSVD\n")); |
| 1709 | return _i_rele_rsvd(fp, td, retval, fd, cmd, dat); |
| 1710 | |
| 1711 | default: |
| 1712 | DPRINTF(("unimpl cmd = %lx\n", cmd)); |
| 1713 | break; |
| 1714 | } |
| 1715 | |
| 1716 | return 0; |
| 1717 | } |
| 1718 | |
| 1719 | |
| 1720 | |
| 1721 | int |
| 1722 | svr4_sys_putmsg(struct svr4_sys_putmsg_args *uap) |
| 1723 | { |
| 1724 | struct thread *td = curthread; |
| 1725 | struct proc *p = td->td_proc; |
| 1726 | struct filedesc *fdp; |
| 1727 | struct file *fp; |
| 1728 | struct svr4_strbuf dat, ctl; |
| 1729 | struct svr4_strmcmd sc; |
| 1730 | struct sockaddr_in sain; |
| 1731 | struct sockaddr_un saun; |
| 1732 | void *skp, *sup; |
| 1733 | int sasize, *retval; |
| 1734 | struct svr4_strm *st; |
| 1735 | int error; |
| 1736 | caddr_t sg; |
| 1737 | |
| 1738 | KKASSERT(p); |
| 1739 | fdp = p->p_fd; |
| 1740 | retval = &uap->sysmsg_result; |
| 1741 | fp = fdp->fd_ofiles[SCARG(uap, fd)]; |
| 1742 | |
| 1743 | if (((u_int)SCARG(uap, fd) >= fdp->fd_nfiles) || (fp == NULL)) { |
| 1744 | #ifdef DEBUG_SVR4 |
| 1745 | uprintf("putmsg: bad fp\n"); |
| 1746 | #endif |
| 1747 | return EBADF; |
| 1748 | } |
| 1749 | |
| 1750 | #ifdef DEBUG_SVR4 |
| 1751 | show_msg(">putmsg", SCARG(uap, fd), SCARG(uap, ctl), |
| 1752 | SCARG(uap, dat), SCARG(uap, flags)); |
| 1753 | #endif /* DEBUG_SVR4 */ |
| 1754 | |
| 1755 | if (((u_int)SCARG(uap, fd) >= fdp->fd_nfiles) || (fp == NULL)) { |
| 1756 | #ifdef DEBUG_SVR4 |
| 1757 | uprintf("putmsg: bad fp(2)\n"); |
| 1758 | #endif |
| 1759 | return EBADF; |
| 1760 | } |
| 1761 | |
| 1762 | if (SCARG(uap, ctl) != NULL) { |
| 1763 | if ((error = copyin(SCARG(uap, ctl), &ctl, sizeof(ctl))) != 0) { |
| 1764 | #ifdef DEBUG_SVR4 |
| 1765 | uprintf("putmsg: copyin(): %d\n", error); |
| 1766 | #endif |
| 1767 | return error; |
| 1768 | } |
| 1769 | } |
| 1770 | else |
| 1771 | ctl.len = -1; |
| 1772 | |
| 1773 | if (SCARG(uap, dat) != NULL) { |
| 1774 | if ((error = copyin(SCARG(uap, dat), &dat, sizeof(dat))) != 0) { |
| 1775 | #ifdef DEBUG_SVR4 |
| 1776 | uprintf("putmsg: copyin(): %d (2)\n", error); |
| 1777 | #endif |
| 1778 | return error; |
| 1779 | } |
| 1780 | } |
| 1781 | else |
| 1782 | dat.len = -1; |
| 1783 | |
| 1784 | /* |
| 1785 | * Only for sockets for now. |
| 1786 | */ |
| 1787 | if ((st = svr4_stream_get(fp)) == NULL) { |
| 1788 | DPRINTF(("putmsg: bad file type\n")); |
| 1789 | return EINVAL; |
| 1790 | } |
| 1791 | |
| 1792 | if (ctl.len > sizeof(sc)) { |
| 1793 | DPRINTF(("putmsg: Bad control size %d != %d\n", ctl.len, |
| 1794 | sizeof(struct svr4_strmcmd))); |
| 1795 | return EINVAL; |
| 1796 | } |
| 1797 | |
| 1798 | if ((error = copyin(ctl.buf, &sc, ctl.len)) != 0) |
| 1799 | return error; |
| 1800 | |
| 1801 | switch (st->s_family) { |
| 1802 | case AF_INET: |
| 1803 | if (sc.len != sizeof(sain)) { |
| 1804 | if (sc.cmd == SVR4_TI_DATA_REQUEST) { |
| 1805 | struct write_args wa; |
| 1806 | |
| 1807 | /* Solaris seems to use sc.cmd = 3 to |
| 1808 | * send "expedited" data. telnet uses |
| 1809 | * this for options processing, sending EOF, |
| 1810 | * etc. I'm sure other things use it too. |
| 1811 | * I don't have any documentation |
| 1812 | * on it, so I'm making a guess that this |
| 1813 | * is how it works. newton@atdot.dotat.org XXX |
| 1814 | */ |
| 1815 | DPRINTF(("sending expedited data ??\n")); |
| 1816 | SCARG(&wa, fd) = SCARG(uap, fd); |
| 1817 | SCARG(&wa, buf) = dat.buf; |
| 1818 | SCARG(&wa, nbyte) = dat.len; |
| 1819 | wa.sysmsg_result = 0; |
| 1820 | |
| 1821 | error = write(&wa); |
| 1822 | *retval = wa.sysmsg_result; |
| 1823 | return(error); |
| 1824 | } |
| 1825 | DPRINTF(("putmsg: Invalid inet length %ld\n", sc.len)); |
| 1826 | return EINVAL; |
| 1827 | } |
| 1828 | netaddr_to_sockaddr_in(&sain, &sc); |
| 1829 | skp = &sain; |
| 1830 | sasize = sizeof(sain); |
| 1831 | error = sain.sin_family != st->s_family; |
| 1832 | break; |
| 1833 | |
| 1834 | case AF_LOCAL: |
| 1835 | if (ctl.len == 8) { |
| 1836 | /* We are doing an accept; succeed */ |
| 1837 | DPRINTF(("putmsg: Do nothing\n")); |
| 1838 | *retval = 0; |
| 1839 | return 0; |
| 1840 | } |
| 1841 | else { |
| 1842 | /* Maybe we've been given a device/inode pair */ |
| 1843 | udev_t *dev = SVR4_ADDROF(&sc); |
| 1844 | ino_t *ino = (ino_t *) &dev[1]; |
| 1845 | skp = svr4_find_socket(td, fp, *dev, *ino); |
| 1846 | if (skp == NULL) { |
| 1847 | skp = &saun; |
| 1848 | /* I guess we have it by name */ |
| 1849 | netaddr_to_sockaddr_un(skp, &sc); |
| 1850 | } |
| 1851 | sasize = sizeof(saun); |
| 1852 | } |
| 1853 | break; |
| 1854 | |
| 1855 | default: |
| 1856 | DPRINTF(("putmsg: Unsupported address family %d\n", |
| 1857 | st->s_family)); |
| 1858 | return ENOSYS; |
| 1859 | } |
| 1860 | |
| 1861 | sg = stackgap_init(); |
| 1862 | sup = stackgap_alloc(&sg, sasize); |
| 1863 | |
| 1864 | if ((error = copyout(skp, sup, sasize)) != 0) |
| 1865 | return error; |
| 1866 | |
| 1867 | switch (st->s_cmd = sc.cmd) { |
| 1868 | case SVR4_TI_CONNECT_REQUEST: /* connect */ |
| 1869 | { |
| 1870 | struct connect_args co; |
| 1871 | |
| 1872 | SCARG(&co, s) = SCARG(uap, fd); |
| 1873 | SCARG(&co, name) = (void *) sup; |
| 1874 | SCARG(&co, namelen) = (int) sasize; |
| 1875 | co.sysmsg_result = 0; |
| 1876 | |
| 1877 | error = connect(&co); |
| 1878 | *retval = co.sysmsg_result; |
| 1879 | return(error); |
| 1880 | } |
| 1881 | |
| 1882 | case SVR4_TI_SENDTO_REQUEST: /* sendto */ |
| 1883 | { |
| 1884 | struct msghdr msg; |
| 1885 | struct iovec aiov; |
| 1886 | |
| 1887 | msg.msg_name = (caddr_t) sup; |
| 1888 | msg.msg_namelen = sasize; |
| 1889 | msg.msg_iov = &aiov; |
| 1890 | msg.msg_iovlen = 1; |
| 1891 | msg.msg_control = 0; |
| 1892 | msg.msg_flags = 0; |
| 1893 | aiov.iov_base = dat.buf; |
| 1894 | aiov.iov_len = dat.len; |
| 1895 | #if 0 |
| 1896 | error = so->so_proto->pr_usrreqs->pru_sosend |
| 1897 | (so, 0, uio, 0, 0, 0, uio->uio_td); |
| 1898 | #endif |
| 1899 | error = svr4_sendit(td, SCARG(uap, fd), &msg, |
| 1900 | SCARG(uap, flags), retval); |
| 1901 | DPRINTF(("sendto_request error: %d\n", error)); |
| 1902 | *retval = 0; |
| 1903 | return error; |
| 1904 | } |
| 1905 | |
| 1906 | default: |
| 1907 | DPRINTF(("putmsg: Unimplemented command %lx\n", sc.cmd)); |
| 1908 | return ENOSYS; |
| 1909 | } |
| 1910 | } |
| 1911 | |
| 1912 | int |
| 1913 | svr4_sys_getmsg(struct svr4_sys_getmsg_args *uap) |
| 1914 | { |
| 1915 | struct thread *td = curthread; |
| 1916 | struct proc *p = td->td_proc; |
| 1917 | struct filedesc *fdp; |
| 1918 | struct file *fp; |
| 1919 | struct getpeername_args ga; |
| 1920 | struct accept_args aa; |
| 1921 | struct svr4_strbuf dat, ctl; |
| 1922 | struct svr4_strmcmd sc; |
| 1923 | int error, *retval; |
| 1924 | struct msghdr msg; |
| 1925 | struct iovec aiov; |
| 1926 | struct sockaddr_in sain; |
| 1927 | struct sockaddr_un saun; |
| 1928 | void *skp, *sup; |
| 1929 | int sasize; |
| 1930 | struct svr4_strm *st; |
| 1931 | int *flen; |
| 1932 | int fl; |
| 1933 | caddr_t sg; |
| 1934 | |
| 1935 | KKASSERT(p); |
| 1936 | fdp = p->p_fd; |
| 1937 | retval = &uap->sysmsg_result; |
| 1938 | fp = fdp->fd_ofiles[SCARG(uap, fd)]; |
| 1939 | |
| 1940 | if (((u_int)SCARG(uap, fd) >= fdp->fd_nfiles) || (fp == NULL)) |
| 1941 | return EBADF; |
| 1942 | |
| 1943 | memset(&sc, 0, sizeof(sc)); |
| 1944 | |
| 1945 | #ifdef DEBUG_SVR4 |
| 1946 | show_msg(">getmsg", SCARG(uap, fd), SCARG(uap, ctl), |
| 1947 | SCARG(uap, dat), 0); |
| 1948 | #endif /* DEBUG_SVR4 */ |
| 1949 | |
| 1950 | if (((u_int)SCARG(uap, fd) >= fdp->fd_nfiles) || (fp == NULL)) |
| 1951 | return EBADF; |
| 1952 | |
| 1953 | if (SCARG(uap, ctl) != NULL) { |
| 1954 | if ((error = copyin(SCARG(uap, ctl), &ctl, sizeof(ctl))) != 0) |
| 1955 | return error; |
| 1956 | } |
| 1957 | else { |
| 1958 | ctl.len = -1; |
| 1959 | ctl.maxlen = 0; |
| 1960 | } |
| 1961 | |
| 1962 | if (SCARG(uap, dat) != NULL) { |
| 1963 | if ((error = copyin(SCARG(uap, dat), &dat, sizeof(dat))) != 0) |
| 1964 | return error; |
| 1965 | } |
| 1966 | else { |
| 1967 | dat.len = -1; |
| 1968 | dat.maxlen = 0; |
| 1969 | } |
| 1970 | |
| 1971 | /* |
| 1972 | * Only for sockets for now. |
| 1973 | */ |
| 1974 | if ((st = svr4_stream_get(fp)) == NULL) { |
| 1975 | DPRINTF(("getmsg: bad file type\n")); |
| 1976 | return EINVAL; |
| 1977 | } |
| 1978 | |
| 1979 | if (ctl.maxlen == -1 || dat.maxlen == -1) { |
| 1980 | DPRINTF(("getmsg: Cannot handle -1 maxlen (yet)\n")); |
| 1981 | return ENOSYS; |
| 1982 | } |
| 1983 | |
| 1984 | switch (st->s_family) { |
| 1985 | case AF_INET: |
| 1986 | skp = &sain; |
| 1987 | sasize = sizeof(sain); |
| 1988 | break; |
| 1989 | |
| 1990 | case AF_LOCAL: |
| 1991 | skp = &saun; |
| 1992 | sasize = sizeof(saun); |
| 1993 | break; |
| 1994 | |
| 1995 | default: |
| 1996 | DPRINTF(("getmsg: Unsupported address family %d\n", |
| 1997 | st->s_family)); |
| 1998 | return ENOSYS; |
| 1999 | } |
| 2000 | |
| 2001 | sg = stackgap_init(); |
| 2002 | sup = stackgap_alloc(&sg, sasize); |
| 2003 | flen = (int *) stackgap_alloc(&sg, sizeof(*flen)); |
| 2004 | |
| 2005 | fl = sasize; |
| 2006 | if ((error = copyout(&fl, flen, sizeof(fl))) != 0) |
| 2007 | return error; |
| 2008 | |
| 2009 | switch (st->s_cmd) { |
| 2010 | case SVR4_TI_CONNECT_REQUEST: |
| 2011 | DPRINTF(("getmsg: TI_CONNECT_REQUEST\n")); |
| 2012 | /* |
| 2013 | * We do the connect in one step, so the putmsg should |
| 2014 | * have gotten the error. |
| 2015 | */ |
| 2016 | sc.cmd = SVR4_TI_OK_REPLY; |
| 2017 | sc.len = 0; |
| 2018 | |
| 2019 | ctl.len = 8; |
| 2020 | dat.len = -1; |
| 2021 | fl = 1; |
| 2022 | st->s_cmd = sc.cmd; |
| 2023 | break; |
| 2024 | |
| 2025 | case SVR4_TI_OK_REPLY: |
| 2026 | DPRINTF(("getmsg: TI_OK_REPLY\n")); |
| 2027 | /* |
| 2028 | * We are immediately after a connect reply, so we send |
| 2029 | * a connect verification. |
| 2030 | */ |
| 2031 | |
| 2032 | SCARG(&ga, fdes) = SCARG(uap, fd); |
| 2033 | SCARG(&ga, asa) = (void *) sup; |
| 2034 | SCARG(&ga, alen) = flen; |
| 2035 | |
| 2036 | if ((error = getpeername(&ga)) != 0) { |
| 2037 | DPRINTF(("getmsg: getpeername failed %d\n", error)); |
| 2038 | return error; |
| 2039 | } |
| 2040 | |
| 2041 | if ((error = copyin(sup, skp, sasize)) != 0) |
| 2042 | return error; |
| 2043 | |
| 2044 | sc.cmd = SVR4_TI_CONNECT_REPLY; |
| 2045 | sc.pad[0] = 0x4; |
| 2046 | sc.offs = 0x18; |
| 2047 | sc.pad[1] = 0x14; |
| 2048 | sc.pad[2] = 0x04000402; |
| 2049 | |
| 2050 | switch (st->s_family) { |
| 2051 | case AF_INET: |
| 2052 | sc.len = sasize; |
| 2053 | sockaddr_to_netaddr_in(&sc, &sain); |
| 2054 | break; |
| 2055 | |
| 2056 | case AF_LOCAL: |
| 2057 | sc.len = sasize + 4; |
| 2058 | sockaddr_to_netaddr_un(&sc, &saun); |
| 2059 | break; |
| 2060 | |
| 2061 | default: |
| 2062 | return ENOSYS; |
| 2063 | } |
| 2064 | |
| 2065 | ctl.len = 40; |
| 2066 | dat.len = -1; |
| 2067 | fl = 0; |
| 2068 | st->s_cmd = sc.cmd; |
| 2069 | break; |
| 2070 | |
| 2071 | case SVR4_TI__ACCEPT_OK: |
| 2072 | DPRINTF(("getmsg: TI__ACCEPT_OK\n")); |
| 2073 | /* |
| 2074 | * We do the connect in one step, so the putmsg should |
| 2075 | * have gotten the error. |
| 2076 | */ |
| 2077 | sc.cmd = SVR4_TI_OK_REPLY; |
| 2078 | sc.len = 1; |
| 2079 | |
| 2080 | ctl.len = 8; |
| 2081 | dat.len = -1; |
| 2082 | fl = 1; |
| 2083 | st->s_cmd = SVR4_TI__ACCEPT_WAIT; |
| 2084 | break; |
| 2085 | |
| 2086 | case SVR4_TI__ACCEPT_WAIT: |
| 2087 | DPRINTF(("getmsg: TI__ACCEPT_WAIT\n")); |
| 2088 | /* |
| 2089 | * We are after a listen, so we try to accept... |
| 2090 | */ |
| 2091 | SCARG(&aa, s) = SCARG(uap, fd); |
| 2092 | SCARG(&aa, name) = (void *) sup; |
| 2093 | SCARG(&aa, anamelen) = flen; |
| 2094 | |
| 2095 | if ((error = accept(&aa)) != 0) { |
| 2096 | DPRINTF(("getmsg: accept failed %d\n", error)); |
| 2097 | return error; |
| 2098 | } |
| 2099 | |
| 2100 | st->s_afd = *retval; |
| 2101 | |
| 2102 | DPRINTF(("getmsg: Accept fd = %d\n", st->s_afd)); |
| 2103 | |
| 2104 | if ((error = copyin(sup, skp, sasize)) != 0) |
| 2105 | return error; |
| 2106 | |
| 2107 | sc.cmd = SVR4_TI_ACCEPT_REPLY; |
| 2108 | sc.offs = 0x18; |
| 2109 | sc.pad[0] = 0x0; |
| 2110 | |
| 2111 | switch (st->s_family) { |
| 2112 | case AF_INET: |
| 2113 | sc.pad[1] = 0x28; |
| 2114 | sockaddr_to_netaddr_in(&sc, &sain); |
| 2115 | ctl.len = 40; |
| 2116 | sc.len = sasize; |
| 2117 | break; |
| 2118 | |
| 2119 | case AF_LOCAL: |
| 2120 | sc.pad[1] = 0x00010000; |
| 2121 | sc.pad[2] = 0xf6bcdaa0; /* I don't know what that is */ |
| 2122 | sc.pad[3] = 0x00010000; |
| 2123 | ctl.len = 134; |
| 2124 | sc.len = sasize + 4; |
| 2125 | break; |
| 2126 | |
| 2127 | default: |
| 2128 | return ENOSYS; |
| 2129 | } |
| 2130 | |
| 2131 | dat.len = -1; |
| 2132 | fl = 0; |
| 2133 | st->s_cmd = SVR4_TI__ACCEPT_OK; |
| 2134 | break; |
| 2135 | |
| 2136 | case SVR4_TI_SENDTO_REQUEST: |
| 2137 | DPRINTF(("getmsg: TI_SENDTO_REQUEST\n")); |
| 2138 | if (ctl.maxlen > 36 && ctl.len < 36) |
| 2139 | ctl.len = 36; |
| 2140 | |
| 2141 | if ((error = copyin(ctl.buf, &sc, ctl.len)) != 0) |
| 2142 | return error; |
| 2143 | |
| 2144 | switch (st->s_family) { |
| 2145 | case AF_INET: |
| 2146 | sockaddr_to_netaddr_in(&sc, &sain); |
| 2147 | break; |
| 2148 | |
| 2149 | case AF_LOCAL: |
| 2150 | sockaddr_to_netaddr_un(&sc, &saun); |
| 2151 | break; |
| 2152 | |
| 2153 | default: |
| 2154 | return ENOSYS; |
| 2155 | } |
| 2156 | |
| 2157 | msg.msg_name = (caddr_t) sup; |
| 2158 | msg.msg_namelen = sasize; |
| 2159 | msg.msg_iov = &aiov; |
| 2160 | msg.msg_iovlen = 1; |
| 2161 | msg.msg_control = 0; |
| 2162 | aiov.iov_base = dat.buf; |
| 2163 | aiov.iov_len = dat.maxlen; |
| 2164 | msg.msg_flags = 0; |
| 2165 | |
| 2166 | error = svr4_recvit(td, SCARG(uap, fd), &msg, (caddr_t) flen, retval); |
| 2167 | |
| 2168 | if (error) { |
| 2169 | DPRINTF(("getmsg: recvit failed %d\n", error)); |
| 2170 | return error; |
| 2171 | } |
| 2172 | |
| 2173 | if ((error = copyin(msg.msg_name, skp, sasize)) != 0) |
| 2174 | return error; |
| 2175 | |
| 2176 | sc.cmd = SVR4_TI_RECVFROM_IND; |
| 2177 | |
| 2178 | switch (st->s_family) { |
| 2179 | case AF_INET: |
| 2180 | sc.len = sasize; |
| 2181 | sockaddr_to_netaddr_in(&sc, &sain); |
| 2182 | break; |
| 2183 | |
| 2184 | case AF_LOCAL: |
| 2185 | sc.len = sasize + 4; |
| 2186 | sockaddr_to_netaddr_un(&sc, &saun); |
| 2187 | break; |
| 2188 | |
| 2189 | default: |
| 2190 | return ENOSYS; |
| 2191 | } |
| 2192 | |
| 2193 | dat.len = *retval; |
| 2194 | fl = 0; |
| 2195 | st->s_cmd = sc.cmd; |
| 2196 | break; |
| 2197 | |
| 2198 | default: |
| 2199 | st->s_cmd = sc.cmd; |
| 2200 | if (st->s_cmd == SVR4_TI_CONNECT_REQUEST) { |
| 2201 | struct read_args ra; |
| 2202 | |
| 2203 | /* More wierdness: Again, I can't find documentation |
| 2204 | * to back this up, but when a process does a generic |
| 2205 | * "getmsg()" call it seems that the command field is |
| 2206 | * zero and the length of the data area is zero. I |
| 2207 | * think processes expect getmsg() to fill in dat.len |
| 2208 | * after reading at most dat.maxlen octets from the |
| 2209 | * stream. Since we're using sockets I can let |
| 2210 | * read() look after it and frob return values |
| 2211 | * appropriately (or inappropriately :-) |
| 2212 | * -- newton@atdot.dotat.org XXX |
| 2213 | */ |
| 2214 | SCARG(&ra, fd) = SCARG(uap, fd); |
| 2215 | SCARG(&ra, buf) = dat.buf; |
| 2216 | SCARG(&ra, nbyte) = dat.maxlen; |
| 2217 | if ((error = read(&ra)) != 0) { |
| 2218 | return error; |
| 2219 | } |
| 2220 | dat.len = *retval; |
| 2221 | *retval = 0; |
| 2222 | st->s_cmd = SVR4_TI_SENDTO_REQUEST; |
| 2223 | break; |
| 2224 | } |
| 2225 | DPRINTF(("getmsg: Unknown state %x\n", st->s_cmd)); |
| 2226 | return EINVAL; |
| 2227 | } |
| 2228 | |
| 2229 | if (SCARG(uap, ctl)) { |
| 2230 | if (ctl.len != -1) |
| 2231 | if ((error = copyout(&sc, ctl.buf, ctl.len)) != 0) |
| 2232 | return error; |
| 2233 | |
| 2234 | if ((error = copyout(&ctl, SCARG(uap, ctl), sizeof(ctl))) != 0) |
| 2235 | return error; |
| 2236 | } |
| 2237 | |
| 2238 | if (SCARG(uap, dat)) { |
| 2239 | if ((error = copyout(&dat, SCARG(uap, dat), sizeof(dat))) != 0) |
| 2240 | return error; |
| 2241 | } |
| 2242 | |
| 2243 | if (SCARG(uap, flags)) { /* XXX: Need translation */ |
| 2244 | if ((error = copyout(&fl, SCARG(uap, flags), sizeof(fl))) != 0) |
| 2245 | return error; |
| 2246 | } |
| 2247 | |
| 2248 | *retval = 0; |
| 2249 | |
| 2250 | #ifdef DEBUG_SVR4 |
| 2251 | show_msg("<getmsg", SCARG(uap, fd), SCARG(uap, ctl), |
| 2252 | SCARG(uap, dat), fl); |
| 2253 | #endif /* DEBUG_SVR4 */ |
| 2254 | return error; |
| 2255 | } |
| 2256 | |
| 2257 | int svr4_sys_send(struct svr4_sys_send_args *uap) |
| 2258 | { |
| 2259 | struct osend_args osa; |
| 2260 | int error; |
| 2261 | |
| 2262 | SCARG(&osa, s) = SCARG(uap, s); |
| 2263 | SCARG(&osa, buf) = SCARG(uap, buf); |
| 2264 | SCARG(&osa, len) = SCARG(uap, len); |
| 2265 | SCARG(&osa, flags) = SCARG(uap, flags); |
| 2266 | osa.sysmsg_result = 0; |
| 2267 | error = osend(&osa); |
| 2268 | uap->sysmsg_result = osa.sysmsg_result; |
| 2269 | return(error); |
| 2270 | } |
| 2271 | |
| 2272 | int svr4_sys_recv(struct svr4_sys_recv_args *uap) |
| 2273 | { |
| 2274 | struct orecv_args ora; |
| 2275 | int error; |
| 2276 | |
| 2277 | SCARG(&ora, s) = SCARG(uap, s); |
| 2278 | SCARG(&ora, buf) = SCARG(uap, buf); |
| 2279 | SCARG(&ora, len) = SCARG(uap, len); |
| 2280 | SCARG(&ora, flags) = SCARG(uap, flags); |
| 2281 | ora.sysmsg_result = 0; |
| 2282 | error = orecv(&ora); |
| 2283 | uap->sysmsg_result = ora.sysmsg_result; |
| 2284 | return(error); |
| 2285 | } |
| 2286 | |
| 2287 | /* |
| 2288 | * XXX This isn't necessary, but it's handy for inserting debug code into |
| 2289 | * sendto(). Let's leave it here for now... |
| 2290 | */ |
| 2291 | int |
| 2292 | svr4_sys_sendto(struct svr4_sys_sendto_args *uap) |
| 2293 | { |
| 2294 | struct sendto_args sa; |
| 2295 | int error; |
| 2296 | |
| 2297 | SCARG(&sa, s) = SCARG(uap, s); |
| 2298 | SCARG(&sa, buf) = SCARG(uap, buf); |
| 2299 | SCARG(&sa, len) = SCARG(uap, len); |
| 2300 | SCARG(&sa, flags) = SCARG(uap, flags); |
| 2301 | SCARG(&sa, to) = (caddr_t)SCARG(uap, to); |
| 2302 | SCARG(&sa, tolen) = SCARG(uap, tolen); |
| 2303 | |
| 2304 | DPRINTF(("calling sendto()\n")); |
| 2305 | sa.sysmsg_result = 0; |
| 2306 | error = sendto(&sa); |
| 2307 | uap->sysmsg_result = sa.sysmsg_result; |
| 2308 | return(error); |
| 2309 | } |
| 2310 | |