1 /* $NetBSD: sunos32_misc.c,v 1.85 2021/09/07 11:43:05 riastradh Exp $ */ 2 /* from :NetBSD: sunos_misc.c,v 1.107 2000/12/01 19:25:10 jdolecek Exp */ 3 4 /* 5 * Copyright (c) 2001 Matthew R. Green 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 22 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 24 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 /* 31 * Copyright (c) 1992, 1993 32 * The Regents of the University of California. All rights reserved. 33 * 34 * This software was developed by the Computer Systems Engineering group 35 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 36 * contributed to Berkeley. 37 * 38 * All advertising materials mentioning features or use of this software 39 * must display the following acknowledgement: 40 * This product includes software developed by the University of 41 * California, Lawrence Berkeley Laboratory. 42 * 43 * Redistribution and use in source and binary forms, with or without 44 * modification, are permitted provided that the following conditions 45 * are met: 46 * 1. Redistributions of source code must retain the above copyright 47 * notice, this list of conditions and the following disclaimer. 48 * 2. Redistributions in binary form must reproduce the above copyright 49 * notice, this list of conditions and the following disclaimer in the 50 * documentation and/or other materials provided with the distribution. 51 * 3. Neither the name of the University nor the names of its contributors 52 * may be used to endorse or promote products derived from this software 53 * without specific prior written permission. 54 * 55 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 56 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 57 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 58 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 59 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 60 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 61 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 62 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 63 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 64 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 65 * SUCH DAMAGE. 66 * 67 * @(#)sunos_misc.c 8.1 (Berkeley) 6/18/93 68 * 69 * Header: sunos_misc.c,v 1.16 93/04/07 02:46:27 torek Exp 70 */ 71 72 /* 73 * SunOS compatibility module, 64-bit kernel version 74 * 75 * SunOS system calls that are implemented differently in BSD are 76 * handled here. 77 */ 78 79 #include <sys/cdefs.h> 80 __KERNEL_RCSID(0, "$NetBSD: sunos32_misc.c,v 1.85 2021/09/07 11:43:05 riastradh Exp $"); 81 82 #define COMPAT_SUNOS 1 83 84 #if defined(_KERNEL_OPT) 85 #include "opt_compat_43.h" 86 #include "opt_compat_netbsd.h" 87 #endif 88 89 #include <sys/param.h> 90 #include <sys/systm.h> 91 #include <sys/namei.h> 92 #include <sys/proc.h> 93 #include <sys/dirent.h> 94 #include <sys/file.h> 95 #include <sys/stat.h> 96 #include <sys/filedesc.h> 97 #include <sys/ioctl.h> 98 #include <sys/kernel.h> 99 #include <sys/reboot.h> 100 #include <sys/malloc.h> 101 #include <sys/mbuf.h> 102 #include <sys/mman.h> 103 #include <sys/mount.h> 104 #include <sys/ptrace.h> 105 #include <sys/resource.h> 106 #include <sys/resourcevar.h> 107 #include <sys/signal.h> 108 #include <sys/signalvar.h> 109 #include <sys/socket.h> 110 #include <sys/tty.h> 111 #include <sys/vnode.h> 112 #include <sys/uio.h> 113 #include <sys/wait.h> 114 #include <sys/utsname.h> 115 #include <sys/unistd.h> 116 #include <sys/syscall.h> 117 #include <sys/syscallargs.h> 118 #include <sys/conf.h> 119 #include <sys/socketvar.h> 120 #include <sys/exec.h> 121 #include <sys/swap.h> 122 #include <sys/kauth.h> 123 #include <sys/vfs_syscalls.h> 124 125 #include <compat/netbsd32/netbsd32.h> 126 #include <compat/netbsd32/netbsd32_syscallargs.h> 127 #include <compat/sunos32/sunos32.h> 128 #include <compat/sunos32/sunos32_dirent.h> 129 #include <compat/sunos32/sunos32_syscallargs.h> 130 #include <compat/common/compat_util.h> 131 #include <compat/sys/mount.h> 132 133 #include <netinet/in.h> 134 135 #include <miscfs/specfs/specdev.h> 136 137 #include <nfs/rpcv2.h> 138 #include <nfs/nfsproto.h> 139 #include <nfs/nfs.h> 140 #include <nfs/nfsmount.h> 141 142 static void sunos32_sigvec_to_sigaction(const struct netbsd32_sigvec *, struct sigaction *); 143 static void sunos32_sigvec_from_sigaction(struct netbsd32_sigvec *, const struct sigaction *); 144 145 static int sunstatfs(struct statvfs *, void *); 146 147 static void 148 sunos32_sigvec_to_sigaction(const struct netbsd32_sigvec *sv, struct sigaction *sa) 149 { 150 /*XXX*/ extern void compat_43_sigmask_to_sigset(const int *, sigset_t *); 151 152 sa->sa_handler = NETBSD32PTR64(sv->sv_handler); 153 compat_43_sigmask_to_sigset(&sv->sv_mask, &sa->sa_mask); 154 sa->sa_flags = sv->sv_flags ^ SA_RESTART; 155 } 156 157 static void 158 sunos32_sigvec_from_sigaction( 159 struct netbsd32_sigvec *sv, 160 const struct sigaction *sa) 161 { 162 /*XXX*/ extern void compat_43_sigset_to_sigmask(const sigset_t *, int *); 163 164 memset(sv, 0, sizeof(*sv)); 165 NETBSD32PTR32(sv->sv_handler, sa->sa_handler); 166 compat_43_sigset_to_sigmask(&sa->sa_mask, &sv->sv_mask); 167 sv->sv_flags = sa->sa_flags ^ SA_RESTART; 168 } 169 170 int 171 sunos32_sys_stime(struct lwp *l, const struct sunos32_sys_stime_args *uap, register_t *retval) 172 { 173 /* { 174 syscallarg(sunos32_time_tp) tp; 175 } */ 176 struct netbsd32_timeval ntv; 177 struct timeval tv; 178 int error; 179 180 error = copyin(SCARG_P32(uap, tp), &ntv.tv_sec, sizeof(ntv.tv_sec)); 181 if (error) 182 return error; 183 tv.tv_sec = ntv.tv_sec; 184 tv.tv_usec = 0; 185 186 return settimeofday1(&tv, false, NULL, l, true); 187 } 188 189 int 190 sunos32_sys_wait4(struct lwp *l, const struct sunos32_sys_wait4_args *uap, register_t *retval) 191 { 192 /* { 193 syscallarg(int) pid; 194 syscallarg(netbsd32_intp) status; 195 syscallarg(int) options; 196 syscallarg(netbsd32_rusagep_t) rusage; 197 } */ 198 199 struct compat_50_netbsd32_wait4_args bsd_ua; 200 201 SCARG(&bsd_ua, pid) = SCARG(uap, pid) == 0 ? WAIT_ANY : SCARG(uap, pid); 202 SCARG(&bsd_ua, status) = SCARG(uap, status); 203 SCARG(&bsd_ua, options) = SCARG(uap, options); 204 SCARG(&bsd_ua, rusage) = SCARG(uap, rusage); 205 206 return compat_50_netbsd32_wait4(l, &bsd_ua, retval); 207 } 208 209 int 210 sunos32_sys_creat(struct lwp *l, const struct sunos32_sys_creat_args *uap, register_t *retval) 211 { 212 /* { 213 syscallarg(const netbsd32_charp) path; 214 syscallarg(int) mode; 215 } */ 216 struct sys_open_args ua; 217 218 SUNOS32TOP_UAP(path, const char); 219 SCARG(&ua, flags) = O_WRONLY | O_CREAT | O_TRUNC; 220 SUNOS32TO64_UAP(mode); 221 222 return (sys_open(l, &ua, retval)); 223 } 224 225 int 226 sunos32_sys_access(struct lwp *l, const struct sunos32_sys_access_args *uap, register_t *retval) 227 { 228 /* { 229 syscallarg(const netbsd32_charp) path; 230 syscallarg(int) flags; 231 } */ 232 struct sys_access_args ua; 233 234 SUNOS32TOP_UAP(path, const char); 235 SUNOS32TO64_UAP(flags); 236 237 return (sys_access(l, &ua, retval)); 238 } 239 240 static inline void sunos32_from___stat13(struct stat *, struct netbsd32_stat43 *); 241 242 static inline void 243 sunos32_from___stat13(struct stat *sbp, struct netbsd32_stat43 *sb32p) 244 { 245 sb32p->st_dev = sbp->st_dev; 246 sb32p->st_ino = sbp->st_ino; 247 sb32p->st_mode = sbp->st_mode; 248 sb32p->st_nlink = sbp->st_nlink; 249 sb32p->st_uid = sbp->st_uid; 250 sb32p->st_gid = sbp->st_gid; 251 sb32p->st_rdev = sbp->st_rdev; 252 if (sbp->st_size < (quad_t)1 << 32) 253 sb32p->st_size = sbp->st_size; 254 else 255 sb32p->st_size = -2; 256 sb32p->st_atimespec.tv_sec = (netbsd32_time_t)sbp->st_atimespec.tv_sec; 257 sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec; 258 sb32p->st_mtimespec.tv_sec = (netbsd32_time_t)sbp->st_mtimespec.tv_sec; 259 sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec; 260 sb32p->st_ctimespec.tv_sec = (netbsd32_time_t)sbp->st_ctimespec.tv_sec; 261 sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec; 262 sb32p->st_blksize = sbp->st_blksize; 263 sb32p->st_blocks = sbp->st_blocks; 264 sb32p->st_flags = sbp->st_flags; 265 sb32p->st_gen = sbp->st_gen; 266 } 267 268 269 int 270 sunos32_sys_stat(struct lwp *l, const struct sunos32_sys_stat_args *uap, register_t *retval) 271 { 272 /* { 273 syscallarg(const netbsd32_charp) path; 274 syscallarg(netbsd32_stat43p_t) ub; 275 } */ 276 struct netbsd32_stat43 sb32; 277 struct stat sb; 278 const char *path; 279 int error; 280 281 path = SCARG_P32(uap, path); 282 283 error = do_sys_stat(path, FOLLOW, &sb); 284 if (error) 285 return (error); 286 sunos32_from___stat13(&sb, &sb32); 287 error = copyout(&sb32, SCARG_P32(uap, ub), sizeof (sb32)); 288 return (error); 289 } 290 291 int 292 sunos32_sys_lstat(struct lwp *l, const struct sunos32_sys_lstat_args *uap, register_t *retval) 293 { 294 /* { 295 syscallarg(const netbsd32_charp) path; 296 syscallarg(netbsd32_stat43p_t) ub; 297 } */ 298 struct stat sb; 299 struct netbsd32_stat43 sb32; 300 int error; 301 302 error = do_sys_stat(SCARG_P32(uap, path), NOFOLLOW, &sb); 303 if (error) 304 return error; 305 306 /* 307 * For symbolic links, SunOS returned the attributes of its 308 * containing directory, except for mode, size, and links. 309 * This is no longer emulated, the parent directory is not consulted. 310 */ 311 sunos32_from___stat13(&sb, &sb32); 312 error = copyout((void *)&sb32, SCARG_P32(uap, ub), sizeof (sb32)); 313 return (error); 314 } 315 316 static int 317 sunos32_execve_fetch_element(char * const *array, size_t index, char **value) 318 { 319 int error; 320 netbsd32_charp const *a32 = (void const *)array; 321 netbsd32_charp e; 322 323 error = copyin(a32 + index, &e, sizeof(e)); 324 if (error) 325 return error; 326 *value = NETBSD32PTR64(e); 327 return 0; 328 } 329 330 int 331 sunos32_sys_execv(struct lwp *l, const struct sunos32_sys_execv_args *uap, register_t *retval) 332 { 333 /* { 334 syscallarg(const char *) path; 335 syscallarg(char **) argv; 336 } */ 337 const char *path = SCARG_P32(uap, path); 338 339 return execve1(l, true, path, -1, SCARG_P32(uap, argp), NULL, 340 sunos32_execve_fetch_element); 341 } 342 343 int 344 sunos32_sys_execve(struct lwp *l, const struct sunos32_sys_execve_args *uap, register_t *retval) 345 { 346 /* { 347 syscallarg(const char *) path; 348 syscallarg(char **) argv; 349 syscallarg(char **) envp; 350 } */ 351 const char *path = SCARG_P32(uap, path); 352 353 return execve1(l, true, path, -1, SCARG_P32(uap, argp), 354 SCARG_P32(uap, envp), sunos32_execve_fetch_element); 355 } 356 357 int 358 sunos32_sys_omsync(struct lwp *l, const struct sunos32_sys_omsync_args *uap, register_t *retval) 359 { 360 /* { 361 syscallarg(netbsd32_caddr_t) addr; 362 syscallarg(netbsd32_size_t) len; 363 syscallarg(int) flags; 364 } */ 365 struct netbsd32___msync13_args ouap; 366 367 SCARG(&ouap, addr) = SCARG(uap, addr); 368 SCARG(&ouap, len) = SCARG(uap, len); 369 SCARG(&ouap, flags) = SCARG(uap, flags); 370 371 return (netbsd32___msync13(l, &ouap, retval)); 372 } 373 374 int 375 sunos32_sys_unmount(struct lwp *l, const struct sunos32_sys_unmount_args *uap, register_t *retval) 376 { 377 /* { 378 syscallarg(netbsd32_charp) path; 379 } */ 380 struct sys_unmount_args ua; 381 382 SUNOS32TOP_UAP(path, const char); 383 SCARG(&ua, flags) = 0; 384 385 return (sys_unmount(l, &ua, retval)); 386 } 387 388 /* 389 * Conversion table for SunOS NFS mount flags. 390 */ 391 static struct { 392 int sun_flg; 393 int bsd_flg; 394 } sunnfs_flgtab[] = { 395 { SUNNFS_SOFT, NFSMNT_SOFT }, 396 { SUNNFS_WSIZE, NFSMNT_WSIZE }, 397 { SUNNFS_RSIZE, NFSMNT_RSIZE }, 398 { SUNNFS_TIMEO, NFSMNT_TIMEO }, 399 { SUNNFS_RETRANS, NFSMNT_RETRANS }, 400 { SUNNFS_HOSTNAME, 0 }, /* Ignored */ 401 { SUNNFS_INT, NFSMNT_INT }, 402 { SUNNFS_NOAC, 0 }, /* Ignored */ 403 { SUNNFS_ACREGMIN, 0 }, /* Ignored */ 404 { SUNNFS_ACREGMAX, 0 }, /* Ignored */ 405 { SUNNFS_ACDIRMIN, 0 }, /* Ignored */ 406 { SUNNFS_ACDIRMAX, 0 }, /* Ignored */ 407 { SUNNFS_SECURE, 0 }, /* Ignored */ 408 { SUNNFS_NOCTO, 0 }, /* Ignored */ 409 { SUNNFS_POSIX, 0 } /* Ignored */ 410 }; 411 412 int 413 sunos32_sys_mount(struct lwp *l, const struct sunos32_sys_mount_args *uap, register_t *retval) 414 { 415 /* { 416 syscallarg(netbsd32_charp) type; 417 syscallarg(netbsd32_charp) path; 418 syscallarg(int) flags; 419 syscallarg(netbsd32_caddr_t) data; 420 } */ 421 int oflags = SCARG(uap, flags), nflags, error; 422 char fsname[MFSNAMELEN]; 423 register_t dummy; 424 425 if (oflags & (SUNM_NOSUB | SUNM_SYS5)) 426 return (EINVAL); 427 if ((oflags & SUNM_NEWTYPE) == 0) 428 return (EINVAL); 429 nflags = 0; 430 if (oflags & SUNM_RDONLY) 431 nflags |= MNT_RDONLY; 432 if (oflags & SUNM_NOSUID) 433 nflags |= MNT_NOSUID; 434 if (oflags & SUNM_REMOUNT) 435 nflags |= MNT_UPDATE; 436 437 error = copyinstr(SCARG_P32(uap, type), fsname, sizeof fsname, NULL); 438 if (error) 439 return (error); 440 441 if (strncmp(fsname, "nfs", sizeof fsname) == 0) { 442 struct sunos_nfs_args sna; 443 struct nfs_args na; /* XXX */ 444 int n; 445 446 error = copyin(SCARG_P32(uap, data), &sna, sizeof sna); 447 if (error) 448 return (error); 449 /* sa.sa_len = sizeof(sain); */ 450 na.version = NFS_ARGSVERSION; 451 na.addr = (void *)sna.addr; 452 na.addrlen = sizeof(struct sockaddr); 453 na.sotype = SOCK_DGRAM; 454 na.proto = IPPROTO_UDP; 455 na.fh = sna.fh; 456 na.fhsize = NFSX_V2FH; 457 na.flags = 0; 458 n = sizeof(sunnfs_flgtab) / sizeof(sunnfs_flgtab[0]); 459 while (--n >= 0) 460 if (sna.flags & sunnfs_flgtab[n].sun_flg) 461 na.flags |= sunnfs_flgtab[n].bsd_flg; 462 na.wsize = sna.wsize; 463 na.rsize = sna.rsize; 464 if (na.flags & NFSMNT_RSIZE) { 465 na.flags |= NFSMNT_READDIRSIZE; 466 na.readdirsize = na.rsize; 467 } 468 na.timeo = sna.timeo; 469 na.retrans = sna.retrans; 470 na.hostname = (char *)(u_long)sna.hostname; 471 472 return do_sys_mount(l, "nfs", UIO_SYSSPACE, 473 SCARG_P32(uap, path), nflags, &na, UIO_SYSSPACE, sizeof na, 474 &dummy); 475 } 476 477 if (strcmp(fsname, "4.2") == 0) 478 strcpy(fsname, "ffs"); 479 480 return do_sys_mount(l, fsname, UIO_SYSSPACE, 481 SCARG_P32(uap, path), nflags, SCARG_P32(uap, data), UIO_USERSPACE, 482 0, &dummy); 483 } 484 485 void native_to_sunos_sigset(const sigset_t *, int *); 486 void sunos_to_native_sigset(const int, sigset_t *); 487 488 inline void 489 native_to_sunos_sigset(const sigset_t *ss, int *mask) 490 { 491 492 *mask = ss->__bits[0]; 493 } 494 495 inline void 496 sunos_to_native_sigset(const int mask, sigset_t *ss) 497 { 498 499 memset(ss, 0, sizeof(*ss)); 500 ss->__bits[0] = mask; 501 ss->__bits[1] = 0; 502 ss->__bits[2] = 0; 503 ss->__bits[3] = 0; 504 } 505 506 int 507 sunos32_sys_sigpending(struct lwp *l, const struct sunos32_sys_sigpending_args *uap, register_t *retval) 508 { 509 /* { 510 syscallarg(netbsd32_intp) mask; 511 } */ 512 sigset_t ss; 513 int mask; 514 515 sigpending1(l, &ss); 516 native_to_sunos_sigset(&ss, &mask); 517 518 return (copyout((void *)(u_long)&mask, SCARG_P32(uap, mask), sizeof(int))); 519 } 520 521 int 522 sunos32_sys_sigsuspend(struct lwp *l, const struct sunos32_sys_sigsuspend_args *uap, register_t *retval) 523 { 524 /* { 525 syscallarg(int) mask; 526 } */ 527 int mask; 528 sigset_t ss; 529 530 mask = SCARG(uap, mask); 531 sunos_to_native_sigset(mask, &ss); 532 return (sigsuspend1(l, &ss)); 533 } 534 535 /* 536 * Read Sun-style directory entries. We suck them into kernel space so 537 * that they can be massaged before being copied out to user code. Like 538 * SunOS, we squish out `empty' entries. 539 * 540 * This is quite ugly, but what do you expect from compatibility code? 541 */ 542 int 543 sunos32_sys_getdents(struct lwp *l, const struct sunos32_sys_getdents_args *uap, register_t *retval) 544 { 545 /* { 546 syscallarg(int) fd; 547 syscallarg(netbsd32_charp) buf; 548 syscallarg(int) nbytes; 549 } */ 550 struct dirent *bdp; 551 struct vnode *vp; 552 char *inp, *sbuf; /* BSD-format */ 553 int len, reclen; /* BSD-format */ 554 char *outp; /* Sun-format */ 555 int resid, sunos_reclen;/* Sun-format */ 556 struct file *fp; 557 struct uio auio; 558 struct iovec aiov; 559 struct sunos32_dirent idb; 560 off_t off; /* true file offset */ 561 int buflen, error, eofflag; 562 off_t *cookiebuf, *cookie; 563 int ncookies; 564 565 /* fd_getvnode() will use the descriptor for us */ 566 if ((error = fd_getvnode(SCARG(uap, fd), &fp)) != 0) 567 return (error); 568 569 if ((fp->f_flag & FREAD) == 0) { 570 error = EBADF; 571 goto out1; 572 } 573 574 vp = fp->f_vnode; 575 if (vp->v_type != VDIR) { 576 error = EINVAL; 577 goto out1; 578 } 579 580 buflen = uimin(MAXBSIZE, SCARG(uap, nbytes)); 581 sbuf = malloc(buflen, M_TEMP, M_WAITOK); 582 vn_lock(vp, LK_EXCLUSIVE | LK_RETRY); 583 off = fp->f_offset; 584 again: 585 aiov.iov_base = sbuf; 586 aiov.iov_len = buflen; 587 auio.uio_iov = &aiov; 588 auio.uio_iovcnt = 1; 589 auio.uio_rw = UIO_READ; 590 auio.uio_resid = buflen; 591 auio.uio_offset = off; 592 UIO_SETUP_SYSSPACE(&auio); 593 /* 594 * First we read into the malloc'ed buffer, then 595 * we massage it into user space, one record at a time. 596 */ 597 error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf, 598 &ncookies); 599 if (error) 600 goto out; 601 602 inp = sbuf; 603 outp = SCARG_P32(uap, buf); 604 resid = SCARG(uap, nbytes); 605 if ((len = buflen - auio.uio_resid) == 0) 606 goto eof; 607 608 for (cookie = cookiebuf; len > 0; len -= reclen) { 609 bdp = (struct dirent *)inp; 610 reclen = bdp->d_reclen; 611 if (reclen & 3) { 612 error = EIO; 613 goto out; 614 } 615 if (cookie && (*cookie >> 32) != 0) { 616 compat_offseterr(vp, "sunos_getdents"); 617 error = EINVAL; 618 goto out; 619 } 620 if (bdp->d_fileno == 0) { 621 inp += reclen; /* it is a hole; squish it out */ 622 if (cookie) 623 off = *cookie++; 624 else 625 off += reclen; 626 continue; 627 } 628 memset(&idb, 0, sizeof(idb)); 629 sunos_reclen = SUNOS32_RECLEN(&idb, bdp->d_namlen); 630 if (reclen > len || resid < sunos_reclen) { 631 /* entry too big for buffer, so just stop */ 632 outp++; 633 break; 634 } 635 if (cookie) 636 off = *cookie++; /* each entry points to next */ 637 else 638 off += reclen; 639 /* 640 * Massage in place to make a Sun-shaped dirent (otherwise 641 * we have to worry about touching user memory outside of 642 * the copyout() call). 643 */ 644 idb.d_fileno = bdp->d_fileno; 645 idb.d_off = off; 646 idb.d_reclen = sunos_reclen; 647 idb.d_namlen = bdp->d_namlen; 648 strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name)); 649 if ((error = copyout((void *)&idb, outp, sunos_reclen)) != 0) 650 goto out; 651 /* advance past this real entry */ 652 inp += reclen; 653 /* advance output past Sun-shaped entry */ 654 outp += sunos_reclen; 655 resid -= sunos_reclen; 656 } 657 658 /* if we squished out the whole block, try again */ 659 if (outp == SCARG_P32(uap, buf)) { 660 if (cookiebuf) 661 free(cookiebuf, M_TEMP); 662 cookiebuf = NULL; 663 goto again; 664 } 665 fp->f_offset = off; /* update the vnode offset */ 666 667 eof: 668 *retval = SCARG(uap, nbytes) - resid; 669 out: 670 VOP_UNLOCK(vp); 671 free(cookiebuf, M_TEMP); 672 free(sbuf, M_TEMP); 673 out1: 674 fd_putfile(SCARG(uap, fd)); 675 return (error); 676 } 677 678 #define SUNOS32__MAP_NEW 0x80000000 /* if not, old mmap & cannot handle */ 679 680 int 681 sunos32_sys_mmap(struct lwp *l, const struct sunos32_sys_mmap_args *uap, register_t *retval) 682 { 683 /* { 684 syscallarg(netbsd32_voidp) addr; 685 syscallarg(netbsd32_size_t) len; 686 syscallarg(int) prot; 687 syscallarg(int) flags; 688 syscallarg(int) fd; 689 syscallarg(netbsd32_long) pos; 690 } */ 691 struct sys_mmap_args ua; 692 int error; 693 694 /* 695 * Verify the arguments. 696 */ 697 if (SCARG(uap, prot) & ~(PROT_READ|PROT_WRITE|PROT_EXEC)) 698 return (EINVAL); /* XXX still needed? */ 699 700 if ((SCARG(uap, flags) & SUNOS32__MAP_NEW) == 0) 701 return (EINVAL); 702 703 SUNOS32TOP_UAP(addr, void); 704 SUNOS32TOX_UAP(len, size_t); 705 SUNOS32TO64_UAP(prot); 706 SCARG(&ua, flags) = SCARG(uap, flags) & ~SUNOS32__MAP_NEW; 707 SUNOS32TO64_UAP(fd); 708 SCARG(&ua, PAD) = 0; 709 SUNOS32TOX_UAP(pos, off_t); 710 711 error = sys_mmap(l, &ua, retval); 712 if ((u_long)*retval > (u_long)UINT_MAX) { 713 printf("sunos32_mmap: retval out of range: 0x%lx\n", 714 (u_long)*retval); 715 /* Should try to recover and return an error here. */ 716 } 717 return (error); 718 } 719 720 #define MC_SYNC 1 721 #define MC_LOCK 2 722 #define MC_UNLOCK 3 723 #define MC_ADVISE 4 724 #define MC_LOCKAS 5 725 #define MC_UNLOCKAS 6 726 727 int 728 sunos32_sys_mctl(struct lwp *l, const struct sunos32_sys_mctl_args *uap, register_t *retval) 729 { 730 /* { 731 syscallarg(netbsd32_voidp) addr; 732 syscallarg(int) len; 733 syscallarg(int) func; 734 syscallarg(netbsd32_voidp) arg; 735 } */ 736 737 switch (SCARG(uap, func)) { 738 case MC_ADVISE: /* ignore for now */ 739 return (0); 740 case MC_SYNC: /* translate to msync */ 741 return (netbsd32___msync13(l, (const void *)uap, retval)); 742 default: 743 return (EINVAL); 744 } 745 } 746 747 int 748 sunos32_sys_setsockopt(struct lwp *l, const struct sunos32_sys_setsockopt_args *uap, register_t *retval) 749 { 750 /* { 751 syscallarg(int) s; 752 syscallarg(int) level; 753 syscallarg(int) name; 754 syscallarg(netbsd32_caddr_t) val; 755 syscallarg(int) valsize; 756 } */ 757 struct sockopt sopt; 758 struct socket *so; 759 int name = SCARG(uap, name); 760 int error; 761 762 /* fd_getsock() will use the descriptor for us */ 763 if ((error = fd_getsock(SCARG(uap, s), &so)) != 0) 764 return (error); 765 #define SO_DONTLINGER (~SO_LINGER) 766 if (name == SO_DONTLINGER) { 767 struct linger lg; 768 769 lg.l_onoff = 0; 770 error = so_setsockopt(l, so, SCARG(uap, level), SO_LINGER, 771 &lg, sizeof(lg)); 772 goto out; 773 } 774 if (SCARG(uap, level) == IPPROTO_IP) { 775 #define SUNOS_IP_MULTICAST_IF 2 776 #define SUNOS_IP_MULTICAST_TTL 3 777 #define SUNOS_IP_MULTICAST_LOOP 4 778 #define SUNOS_IP_ADD_MEMBERSHIP 5 779 #define SUNOS_IP_DROP_MEMBERSHIP 6 780 static const int ipoptxlat[] = { 781 IP_MULTICAST_IF, 782 IP_MULTICAST_TTL, 783 IP_MULTICAST_LOOP, 784 IP_ADD_MEMBERSHIP, 785 IP_DROP_MEMBERSHIP 786 }; 787 if (name >= SUNOS_IP_MULTICAST_IF && 788 name <= SUNOS_IP_DROP_MEMBERSHIP) { 789 name = ipoptxlat[name - SUNOS_IP_MULTICAST_IF]; 790 } 791 } 792 if ((unsigned)SCARG(uap, valsize) > MLEN) { 793 error = EINVAL; 794 goto out; 795 } 796 sockopt_init(&sopt, SCARG(uap, level), name, SCARG(uap, valsize)); 797 if (SCARG_P32(uap, val)) { 798 error = copyin(SCARG_P32(uap, val), sopt.sopt_data, 799 (u_int)SCARG(uap, valsize)); 800 } 801 if (error == 0) 802 error = sosetopt(so, &sopt); 803 sockopt_destroy(&sopt); 804 out: 805 fd_putfile(SCARG(uap, s)); 806 return (error); 807 } 808 809 static inline int sunos32_sys_socket_common(struct lwp *, register_t *, 810 int type); 811 static inline int 812 sunos32_sys_socket_common(struct lwp *l, register_t *retval, int type) 813 { 814 struct socket *so; 815 int error, fd; 816 817 /* fd_getsock() will use the descriptor for us */ 818 fd = (int)*retval; 819 if ((error = fd_getsock(fd, &so)) == 0) { 820 if (type == SOCK_DGRAM) 821 so->so_options |= SO_BROADCAST; 822 fd_putfile(fd); 823 } 824 return (error); 825 } 826 827 int 828 sunos32_sys_socket(struct lwp *l, const struct sunos32_sys_socket_args *uap, register_t *retval) 829 { 830 /* { 831 syscallarg(int) domain; 832 syscallarg(int) type; 833 syscallarg(int) protocol; 834 } */ 835 int error; 836 837 error = netbsd32___socket30(l, (const void *)uap, retval); 838 if (error) 839 return (error); 840 return sunos32_sys_socket_common(l, retval, SCARG(uap, type)); 841 } 842 843 int 844 sunos32_sys_socketpair(struct lwp *l, const struct sunos32_sys_socketpair_args *uap, register_t *retval) 845 { 846 /* { 847 syscallarg(int) domain; 848 syscallarg(int) type; 849 syscallarg(int) protocol; 850 syscallarg(int *) rsv; 851 } */ 852 int error; 853 854 error = netbsd32_socketpair(l, (const void *)uap, retval); 855 if (error) 856 return (error); 857 return sunos32_sys_socket_common(l, retval, SCARG(uap, type)); 858 } 859 860 861 /* 862 * XXX: This needs cleaning up. 863 */ 864 int 865 sunos32_sys_auditsys(struct lwp *l, const struct sunos32_sys_auditsys_args *uap, register_t *retval) 866 { 867 return 0; 868 } 869 870 int 871 sunos32_sys_uname(struct lwp *l, const struct sunos32_sys_uname_args *uap, register_t *retval) 872 { 873 /* { 874 syscallarg(sunos32_utsnamep_t) name; 875 } */ 876 struct sunos_utsname sut; 877 878 memset(&sut, 0, sizeof(sut)); 879 880 strlcpy(sut.sysname, ostype, sizeof(sut.sysname)); 881 strlcpy(sut.nodename, hostname, sizeof(sut.nodename)); 882 strlcpy(sut.release, osrelease, sizeof(sut.release)); 883 strlcpy(sut.version, "1", sizeof(sut.version)); 884 strlcpy(sut.machine, machine, sizeof(sut.machine)); 885 886 return copyout(&sut, SCARG_P32(uap, name), sizeof(sut)); 887 } 888 889 int 890 sunos32_sys_setpgrp(struct lwp *l, const struct sunos32_sys_setpgrp_args *uap, register_t *retval) 891 { 892 /* { 893 syscallarg(int) pid; 894 syscallarg(int) pgid; 895 } */ 896 struct proc *p = l->l_proc; 897 898 /* 899 * difference to our setpgid call is to include backwards 900 * compatibility to pre-setsid() binaries. Do setsid() 901 * instead of setpgid() in those cases where the process 902 * tries to create a new session the old way. 903 */ 904 if (!SCARG(uap, pgid) && 905 (!SCARG(uap, pid) || SCARG(uap, pid) == p->p_pid)) 906 return sys_setsid(l, NULL, retval); 907 else 908 return netbsd32_setpgid(l, (const void *)uap, retval); 909 } 910 911 int 912 sunos32_sys_open(struct lwp *l, const struct sunos32_sys_open_args *uap, register_t *retval) 913 { 914 /* { 915 syscallarg(const netbsd32_charp) path; 916 syscallarg(int) flags; 917 syscallarg(int) mode; 918 } */ 919 struct proc *p = l->l_proc; 920 struct sys_open_args ua; 921 int lf, r; 922 int noctty; 923 int ret; 924 925 /* convert mode into NetBSD mode */ 926 lf = SCARG(uap, flags); 927 noctty = lf & 0x8000; 928 r = (lf & (0x0001 | 0x0002 | 0x0008 | 0x0040 | 0x0200 | 0x0400 | 0x0800)); 929 r |= ((lf & (0x0004 | 0x1000 | 0x4000)) ? O_NONBLOCK : 0); 930 r |= ((lf & 0x0080) ? O_SHLOCK : 0); 931 r |= ((lf & 0x0100) ? O_EXLOCK : 0); 932 r |= ((lf & 0x2000) ? O_FSYNC : 0); 933 934 SUNOS32TOP_UAP(path, const char); 935 SCARG(&ua, flags) = r; 936 SUNOS32TO64_UAP(mode); 937 938 ret = sys_open(l, &ua, retval); 939 940 /* XXXSMP unlocked */ 941 if (!ret && !noctty && SESS_LEADER(p) && !(p->p_lflag & PL_CONTROLT)) { 942 file_t *fp; 943 int fd; 944 945 fd = (int)*retval; 946 fp = fd_getfile(fd); 947 948 /* ignore any error, just give it a try */ 949 if (fp != NULL) { 950 if (fp->f_type == DTYPE_VNODE) 951 (fp->f_ops->fo_ioctl)(fp, TIOCSCTTY, NULL); 952 fd_putfile(fd); 953 } 954 } 955 return ret; 956 } 957 958 int 959 sunos32_sys_ustat(struct lwp *l, const struct sunos32_sys_ustat_args *uap, register_t *retval) 960 { 961 /* { 962 syscallarg(int) dev; 963 syscallarg(sunos32_ustatp_t) buf; 964 } */ 965 struct sunos_ustat us; 966 int error; 967 968 memset(&us, 0, sizeof us); 969 970 /* 971 * XXX: should set f_tfree and f_tinode at least 972 * How do we translate dev -> fstat? (and then to sunos_ustat) 973 */ 974 975 if ((error = copyout(&us, SCARG_P32(uap, buf), sizeof us)) != 0) 976 return (error); 977 return 0; 978 } 979 980 int 981 sunos32_sys_quotactl(struct lwp *l, const struct sunos32_sys_quotactl_args *uap, register_t *retval) 982 { 983 984 return EINVAL; 985 } 986 987 int 988 sunos32_sys_vhangup(struct lwp *l, const void *v, register_t *retval) 989 { 990 struct proc *p = l->l_proc; 991 struct session *sp = p->p_session; 992 993 if (sp->s_ttyvp == 0) 994 return 0; 995 996 if (sp->s_ttyp && sp->s_ttyp->t_session == sp && sp->s_ttyp->t_pgrp) 997 pgsignal(sp->s_ttyp->t_pgrp, SIGHUP, 1); 998 999 (void) ttywait(sp->s_ttyp); 1000 if (sp->s_ttyvp) 1001 VOP_REVOKE(sp->s_ttyvp, REVOKEALL); 1002 if (sp->s_ttyvp) 1003 vrele(sp->s_ttyvp); 1004 sp->s_ttyvp = NULL; 1005 1006 return 0; 1007 } 1008 1009 static int 1010 sunstatfs(struct statvfs *sp, void *sbuf) 1011 { 1012 struct sunos_statfs ssfs; 1013 1014 memset(&ssfs, 0, sizeof ssfs); 1015 ssfs.f_type = 0; 1016 ssfs.f_bsize = sp->f_bsize; 1017 ssfs.f_blocks = sp->f_blocks; 1018 ssfs.f_bfree = sp->f_bfree; 1019 ssfs.f_bavail = sp->f_bavail; 1020 ssfs.f_files = sp->f_files; 1021 ssfs.f_ffree = sp->f_ffree; 1022 ssfs.f_fsid = sp->f_fsidx; 1023 return copyout((void *)&ssfs, sbuf, sizeof ssfs); 1024 } 1025 1026 int 1027 sunos32_sys_statfs(struct lwp *l, const struct sunos32_sys_statfs_args *uap, register_t *retval) 1028 { 1029 /* { 1030 syscallarg(const netbsd32_charp) path; 1031 syscallarg(sunos32_statfsp_t) buf; 1032 } */ 1033 struct statvfs *sp; 1034 int error; 1035 1036 sp = STATVFSBUF_GET(); 1037 error = do_sys_pstatvfs(l, SCARG_P32(uap, path), 0, sp); 1038 if (error == 0) 1039 error = sunstatfs(sp, SCARG_P32(uap, buf)); 1040 STATVFSBUF_PUT(sp); 1041 return error; 1042 } 1043 1044 int 1045 sunos32_sys_fstatfs(struct lwp *l, const struct sunos32_sys_fstatfs_args *uap, register_t *retval) 1046 { 1047 /* { 1048 syscallarg(int) fd; 1049 syscallarg(sunos32_statfsp_t) buf; 1050 } */ 1051 struct statvfs *sp; 1052 int error; 1053 1054 sp = STATVFSBUF_GET(); 1055 error = do_sys_fstatvfs(l, SCARG(uap, fd), 0, sp); 1056 if (error == 0) 1057 error = sunstatfs(sp, SCARG_P32(uap, buf)); 1058 STATVFSBUF_PUT(sp); 1059 return error; 1060 } 1061 1062 int 1063 sunos32_sys_exportfs(struct lwp *l, const struct sunos32_sys_exportfs_args *uap, register_t *retval) 1064 { 1065 /* 1066 * XXX: should perhaps translate into a mount(2) 1067 * with MOUNT_EXPORT? 1068 */ 1069 return 0; 1070 } 1071 1072 int 1073 sunos32_sys_mknod(struct lwp *l, const struct sunos32_sys_mknod_args *uap, register_t *retval) 1074 { 1075 /* { 1076 syscallarg(const netbsd32_charp) path; 1077 syscallarg(int) mode; 1078 syscallarg(int) dev; 1079 } */ 1080 1081 if (S_ISFIFO(SCARG(uap, mode))) 1082 return netbsd32_mkfifo(l, (const struct netbsd32_mkfifo_args *)uap, retval); 1083 1084 return compat_50_netbsd32_mknod(l, (const struct compat_50_netbsd32_mknod_args *)uap, retval); 1085 } 1086 1087 #define SUNOS_SC_ARG_MAX 1 1088 #define SUNOS_SC_CHILD_MAX 2 1089 #define SUNOS_SC_CLK_TCK 3 1090 #define SUNOS_SC_NGROUPS_MAX 4 1091 #define SUNOS_SC_OPEN_MAX 5 1092 #define SUNOS_SC_JOB_CONTROL 6 1093 #define SUNOS_SC_SAVED_IDS 7 1094 #define SUNOS_SC_VERSION 8 1095 1096 int 1097 sunos32_sys_sysconf(struct lwp *l, const struct sunos32_sys_sysconf_args *uap, register_t *retval) 1098 { 1099 /* { 1100 syscallarg(int) name; 1101 } */ 1102 extern u_int maxfiles; 1103 1104 switch(SCARG(uap, name)) { 1105 case SUNOS_SC_ARG_MAX: 1106 *retval = ARG_MAX; 1107 break; 1108 case SUNOS_SC_CHILD_MAX: 1109 *retval = maxproc; 1110 break; 1111 case SUNOS_SC_CLK_TCK: 1112 *retval = 60; /* should this be `hz', ie. 100? */ 1113 break; 1114 case SUNOS_SC_NGROUPS_MAX: 1115 *retval = NGROUPS_MAX; 1116 break; 1117 case SUNOS_SC_OPEN_MAX: 1118 *retval = maxfiles; 1119 break; 1120 case SUNOS_SC_JOB_CONTROL: 1121 *retval = 1; 1122 break; 1123 case SUNOS_SC_SAVED_IDS: 1124 #ifdef _POSIX_SAVED_IDS 1125 *retval = 1; 1126 #else 1127 *retval = 0; 1128 #endif 1129 break; 1130 case SUNOS_SC_VERSION: 1131 *retval = 198808; 1132 break; 1133 default: 1134 return EINVAL; 1135 } 1136 return 0; 1137 } 1138 1139 #define SUNOS_RLIMIT_NOFILE 6 /* Other RLIMIT_* are the same */ 1140 #define SUNOS_RLIM_NLIMITS 7 1141 1142 int 1143 sunos32_sys_getrlimit(struct lwp *l, const struct sunos32_sys_getrlimit_args *uap, register_t *retval) 1144 { 1145 /* { 1146 syscallarg(u_int) which; 1147 syscallarg(netbsd32_orlimitp_t) rlp; 1148 } */ 1149 struct compat_43_netbsd32_ogetrlimit_args ua_43; 1150 1151 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1152 return EINVAL; 1153 1154 SCARG(&ua_43, which) = SCARG(uap, which) == SUNOS_RLIMIT_NOFILE ? RLIMIT_NOFILE : SCARG(uap, which); 1155 SCARG(&ua_43, rlp) = SCARG(uap, rlp); 1156 1157 return compat_43_netbsd32_ogetrlimit(l, &ua_43, retval); 1158 } 1159 1160 int 1161 sunos32_sys_setrlimit(struct lwp *l, const struct sunos32_sys_setrlimit_args *uap, register_t *retval) 1162 { 1163 /* { 1164 syscallarg(u_int) which; 1165 syscallarg(netbsd32_orlimitp_t) rlp; 1166 } */ 1167 struct compat_43_netbsd32_osetrlimit_args ua_43; 1168 1169 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1170 return EINVAL; 1171 1172 SCARG(&ua_43, which) = SCARG(uap, which) == SUNOS_RLIMIT_NOFILE ? RLIMIT_NOFILE : SCARG(uap, which); 1173 SCARG(&ua_43, rlp) = SCARG(uap, rlp); 1174 1175 return compat_43_netbsd32_osetrlimit(l, &ua_43, retval); 1176 } 1177 1178 /* for the m68k machines */ 1179 #ifndef PT_GETFPREGS 1180 #define PT_GETFPREGS -1 1181 #endif 1182 #ifndef PT_SETFPREGS 1183 #define PT_SETFPREGS -1 1184 #endif 1185 1186 static const int sreq2breq[] = { 1187 PT_TRACE_ME, PT_READ_I, PT_READ_D, -1, 1188 PT_WRITE_I, PT_WRITE_D, -1, PT_CONTINUE, 1189 PT_KILL, -1, PT_ATTACH, PT_DETACH, 1190 PT_GETREGS, PT_SETREGS, PT_GETFPREGS, PT_SETFPREGS 1191 }; 1192 static const size_t nreqs = __arraycount(sreq2breq); 1193 1194 int 1195 sunos32_sys_ptrace(struct lwp *l, const struct sunos32_sys_ptrace_args *uap, register_t *retval) 1196 { 1197 /* { 1198 syscallarg(int) req; 1199 syscallarg(pid_t) pid; 1200 syscallarg(netbsd32_caddr_t) addr; 1201 syscallarg(int) data; 1202 syscallarg(netbsd32_charp) addr2; 1203 } */ 1204 struct netbsd32_ptrace_args pa; 1205 int req; 1206 1207 #define sys_ptrace sysent[SYS_ptrace].sy_call 1208 if (sys_ptrace == sys_nosys) 1209 return ENOSYS; 1210 1211 req = SCARG(uap, req); 1212 if ((unsigned int)req >= nreqs) 1213 return (EINVAL); 1214 1215 req = sreq2breq[req]; 1216 if (req == -1) 1217 return (EINVAL); 1218 1219 SCARG(&pa, req) = req; 1220 SCARG(&pa, pid) = (pid_t)SCARG(uap, pid); 1221 SCARG(&pa, addr) = SCARG(uap, addr); 1222 SCARG(&pa, data) = SCARG(uap, data); 1223 1224 return netbsd32_ptrace(l, &pa, retval); 1225 } 1226 1227 /* 1228 * SunOS reboot system call (for compatibility). 1229 * Sun lets you pass in a boot string which the PROM 1230 * saves and provides to the next boot program. 1231 */ 1232 1233 #define SUNOS_RB_ASKNAME 0x001 1234 #define SUNOS_RB_SINGLE 0x002 1235 #define SUNOS_RB_NOSYNC 0x004 1236 #define SUNOS_RB_HALT 0x008 1237 #define SUNOS_RB_DUMP 0x080 1238 #define SUNOS_RB_STRING 0x200 1239 1240 static struct sunos_howto_conv { 1241 int sun_howto; 1242 int bsd_howto; 1243 } sunos_howto_conv[] = { 1244 { SUNOS_RB_ASKNAME, RB_ASKNAME }, 1245 { SUNOS_RB_SINGLE, RB_SINGLE }, 1246 { SUNOS_RB_NOSYNC, RB_NOSYNC }, 1247 { SUNOS_RB_HALT, RB_HALT }, 1248 { SUNOS_RB_DUMP, RB_DUMP }, 1249 { SUNOS_RB_STRING, RB_STRING }, 1250 { 0x000, 0 }, 1251 }; 1252 1253 int 1254 sunos32_sys_reboot(struct lwp *l, const struct sunos32_sys_reboot_args *uap, register_t *retval) 1255 { 1256 /* { 1257 syscallarg(int) howto; 1258 syscallarg(netbsd32_charp) bootstr; 1259 } */ 1260 struct sys_reboot_args ua; 1261 struct sunos_howto_conv *convp; 1262 int error, bsd_howto, sun_howto; 1263 char *bootstr; 1264 1265 if ((error = kauth_authorize_system(l->l_cred, 1266 KAUTH_SYSTEM_REBOOT, 0, NULL, NULL, NULL)) != 0) 1267 return (error); 1268 1269 /* 1270 * Convert howto bits to BSD format. 1271 */ 1272 sun_howto = SCARG(uap, howto); 1273 bsd_howto = 0; 1274 convp = sunos_howto_conv; 1275 while (convp->sun_howto) { 1276 if (sun_howto & convp->sun_howto) 1277 bsd_howto |= convp->bsd_howto; 1278 convp++; 1279 } 1280 1281 /* 1282 * Sun RB_STRING (Get user supplied bootstring.) 1283 * If the machine supports passing a string to the 1284 * next booted kernel. 1285 */ 1286 if (sun_howto & SUNOS_RB_STRING) 1287 bootstr = SCARG_P32(uap, bootstr); 1288 else 1289 bootstr = NULL; 1290 1291 SCARG(&ua, opt) = bsd_howto; 1292 SCARG(&ua, bootstr) = bootstr; 1293 return (sys_reboot(l, &ua, retval)); 1294 } 1295 1296 /* 1297 * Generalized interface signal handler, 4.3-compatible. 1298 */ 1299 /* ARGSUSED */ 1300 int 1301 sunos32_sys_sigvec(struct lwp *l, const struct sunos32_sys_sigvec_args *uap, register_t *retval) 1302 { 1303 /* { 1304 syscallarg(int) signum; 1305 syscallarg(struct sigvec *) nsv; 1306 syscallarg(struct sigvec *) osv; 1307 } */ 1308 struct netbsd32_sigvec sv; 1309 struct sigaction nsa, osa; 1310 int error; 1311 1312 if (SCARG_P32(uap, nsv)) { 1313 error = copyin(SCARG_P32(uap, nsv), &sv, sizeof(sv)); 1314 if (error != 0) 1315 return (error); 1316 1317 /* 1318 * SunOS uses the mask 0x0004 as SV_RESETHAND 1319 * meaning: `reset to SIG_DFL on delivery'. 1320 * We support only the bits in: 0xF 1321 * (those bits are the same as ours) 1322 */ 1323 if (sv.sv_flags & ~0xF) 1324 return (EINVAL); 1325 1326 sunos32_sigvec_to_sigaction(&sv, &nsa); 1327 } 1328 error = sigaction1(l, SCARG(uap, signum), 1329 SCARG_P32(uap, nsv) ? &nsa : 0, 1330 SCARG_P32(uap, osv) ? &osa : 0, 1331 NULL, 0); 1332 if (error != 0) 1333 return (error); 1334 1335 if (SCARG_P32(uap, osv)) { 1336 sunos32_sigvec_from_sigaction(&sv, &osa); 1337 error = copyout(&sv, SCARG_P32(uap, osv), sizeof(sv)); 1338 if (error != 0) 1339 return (error); 1340 } 1341 1342 return (0); 1343 } 1344