1 /* $NetBSD: sunos32_misc.c,v 1.58 2008/01/05 19:14:08 dsl 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 * 3. 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, 24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 /* 33 * Copyright (c) 1992, 1993 34 * The Regents of the University of California. All rights reserved. 35 * 36 * This software was developed by the Computer Systems Engineering group 37 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 38 * contributed to Berkeley. 39 * 40 * All advertising materials mentioning features or use of this software 41 * must display the following acknowledgement: 42 * This product includes software developed by the University of 43 * California, Lawrence Berkeley Laboratory. 44 * 45 * Redistribution and use in source and binary forms, with or without 46 * modification, are permitted provided that the following conditions 47 * are met: 48 * 1. Redistributions of source code must retain the above copyright 49 * notice, this list of conditions and the following disclaimer. 50 * 2. Redistributions in binary form must reproduce the above copyright 51 * notice, this list of conditions and the following disclaimer in the 52 * documentation and/or other materials provided with the distribution. 53 * 3. Neither the name of the University nor the names of its contributors 54 * may be used to endorse or promote products derived from this software 55 * without specific prior written permission. 56 * 57 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 58 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 59 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 60 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 61 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 62 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 63 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 64 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 65 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 66 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 67 * SUCH DAMAGE. 68 * 69 * @(#)sunos_misc.c 8.1 (Berkeley) 6/18/93 70 * 71 * Header: sunos_misc.c,v 1.16 93/04/07 02:46:27 torek Exp 72 */ 73 74 /* 75 * SunOS compatibility module, 64-bit kernel version 76 * 77 * SunOS system calls that are implemented differently in BSD are 78 * handled here. 79 */ 80 81 #include <sys/cdefs.h> 82 __KERNEL_RCSID(0, "$NetBSD: sunos32_misc.c,v 1.58 2008/01/05 19:14:08 dsl Exp $"); 83 84 #define COMPAT_SUNOS 1 85 86 #if defined(_KERNEL_OPT) 87 #include "opt_nfsserver.h" 88 #include "opt_compat_43.h" 89 #include "opt_compat_netbsd.h" 90 #include "opt_ptrace.h" 91 #include "fs_nfs.h" 92 #endif 93 94 #include <sys/param.h> 95 #include <sys/systm.h> 96 #include <sys/namei.h> 97 #include <sys/proc.h> 98 #include <sys/dirent.h> 99 #include <sys/file.h> 100 #include <sys/stat.h> 101 #include <sys/filedesc.h> 102 #include <sys/ioctl.h> 103 #include <sys/kernel.h> 104 #include <sys/reboot.h> 105 #include <sys/malloc.h> 106 #include <sys/mbuf.h> 107 #include <sys/mman.h> 108 #include <sys/mount.h> 109 #include <sys/ptrace.h> 110 #include <sys/resource.h> 111 #include <sys/resourcevar.h> 112 #include <sys/signal.h> 113 #include <sys/signalvar.h> 114 #include <sys/socket.h> 115 #include <sys/tty.h> 116 #include <sys/vnode.h> 117 #include <sys/uio.h> 118 #include <sys/wait.h> 119 #include <sys/utsname.h> 120 #include <sys/unistd.h> 121 #include <sys/syscall.h> 122 #include <sys/syscallargs.h> 123 #include <sys/conf.h> 124 #include <sys/socketvar.h> 125 #include <sys/exec.h> 126 #include <sys/swap.h> 127 #include <sys/kauth.h> 128 #include <sys/vfs_syscalls.h> 129 130 #include <compat/netbsd32/netbsd32.h> 131 #include <compat/netbsd32/netbsd32_syscallargs.h> 132 #include <compat/sunos32/sunos32.h> 133 #include <compat/sunos32/sunos32_dirent.h> 134 #include <compat/sunos32/sunos32_syscallargs.h> 135 #include <compat/common/compat_util.h> 136 #include <compat/sys/mount.h> 137 138 #include <netinet/in.h> 139 140 #include <miscfs/specfs/specdev.h> 141 142 #include <nfs/rpcv2.h> 143 #include <nfs/nfsproto.h> 144 #include <nfs/nfs.h> 145 #include <nfs/nfsmount.h> 146 147 static void sunos32_sigvec_to_sigaction(const struct netbsd32_sigvec *, struct sigaction *); 148 static void sunos32_sigvec_from_sigaction(struct netbsd32_sigvec *, const struct sigaction *); 149 150 static int sunstatfs(struct statvfs *, void *); 151 152 static void 153 sunos32_sigvec_to_sigaction(const struct netbsd32_sigvec *sv, struct sigaction *sa) 154 { 155 /*XXX*/ extern void compat_43_sigmask_to_sigset(const int *, sigset_t *); 156 157 sa->sa_handler = NETBSD32PTR64(sv->sv_handler); 158 compat_43_sigmask_to_sigset(&sv->sv_mask, &sa->sa_mask); 159 sa->sa_flags = sv->sv_flags ^ SA_RESTART; 160 } 161 162 static 163 void sunos32_sigvec_from_sigaction(sv, sa) 164 struct netbsd32_sigvec *sv; 165 const struct sigaction *sa; 166 { 167 /*XXX*/ extern void compat_43_sigset_to_sigmask(const sigset_t *, int *); 168 169 NETBSD32PTR32(sv->sv_handler, sa->sa_handler); 170 compat_43_sigset_to_sigmask(&sa->sa_mask, &sv->sv_mask); 171 sv->sv_flags = sa->sa_flags ^ SA_RESTART; 172 } 173 174 int 175 sunos32_sys_stime(struct lwp *l, const struct sunos32_sys_stime_args *uap, register_t *retval) 176 { 177 /* { 178 syscallarg(sunos32_time_tp) tp; 179 } */ 180 struct netbsd32_timeval ntv; 181 struct timeval tv; 182 int error; 183 184 error = copyin(SCARG_P32(uap, tp), &ntv.tv_sec, sizeof(ntv.tv_sec)); 185 if (error) 186 return error; 187 tv.tv_sec = ntv.tv_sec; 188 tv.tv_usec = 0; 189 190 return settimeofday1(&tv, false, NULL, l, true); 191 } 192 193 int 194 sunos32_sys_wait4(struct lwp *l, const struct sunos32_sys_wait4_args *uap, register_t *retval) 195 { 196 /* { 197 syscallarg(int) pid; 198 syscallarg(netbsd32_intp) status; 199 syscallarg(int) options; 200 syscallarg(netbsd32_rusagep_t) rusage; 201 } */ 202 203 struct netbsd32_wait4_args bsd_ua; 204 205 SCARG(&bsd_ua, pid) = SCARG(uap, pid) == 0 ? WAIT_ANY : SCARG(uap, pid); 206 SCARG(&bsd_ua, status) = SCARG(uap, status); 207 SCARG(&bsd_ua, options) = SCARG(uap, options); 208 SCARG(&bsd_ua, rusage) = SCARG(uap, rusage); 209 210 return netbsd32_wait4(l, &bsd_ua, retval); 211 } 212 213 int 214 sunos32_sys_creat(struct lwp *l, const struct sunos32_sys_creat_args *uap, register_t *retval) 215 { 216 /* { 217 syscallarg(const netbsd32_charp) path; 218 syscallarg(int) mode; 219 } */ 220 struct sys_open_args ua; 221 222 SUNOS32TOP_UAP(path, const char); 223 SCARG(&ua, flags) = O_WRONLY | O_CREAT | O_TRUNC; 224 SUNOS32TO64_UAP(mode); 225 226 return (sys_open(l, &ua, retval)); 227 } 228 229 int 230 sunos32_sys_access(struct lwp *l, const struct sunos32_sys_access_args *uap, register_t *retval) 231 { 232 /* { 233 syscallarg(const netbsd32_charp) path; 234 syscallarg(int) flags; 235 } */ 236 struct sys_access_args ua; 237 238 SUNOS32TOP_UAP(path, const char); 239 SUNOS32TO64_UAP(flags); 240 241 return (sys_access(l, &ua, retval)); 242 } 243 244 static inline void sunos32_from___stat13(struct stat *, struct netbsd32_stat43 *); 245 246 static inline void 247 sunos32_from___stat13(struct stat *sbp, struct netbsd32_stat43 *sb32p) 248 { 249 sb32p->st_dev = sbp->st_dev; 250 sb32p->st_ino = sbp->st_ino; 251 sb32p->st_mode = sbp->st_mode; 252 sb32p->st_nlink = sbp->st_nlink; 253 sb32p->st_uid = sbp->st_uid; 254 sb32p->st_gid = sbp->st_gid; 255 sb32p->st_rdev = sbp->st_rdev; 256 if (sbp->st_size < (quad_t)1 << 32) 257 sb32p->st_size = sbp->st_size; 258 else 259 sb32p->st_size = -2; 260 sb32p->st_atimespec.tv_sec = (netbsd32_time_t)sbp->st_atimespec.tv_sec; 261 sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec; 262 sb32p->st_mtimespec.tv_sec = (netbsd32_time_t)sbp->st_mtimespec.tv_sec; 263 sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec; 264 sb32p->st_ctimespec.tv_sec = (netbsd32_time_t)sbp->st_ctimespec.tv_sec; 265 sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec; 266 sb32p->st_blksize = sbp->st_blksize; 267 sb32p->st_blocks = sbp->st_blocks; 268 sb32p->st_flags = sbp->st_flags; 269 sb32p->st_gen = sbp->st_gen; 270 } 271 272 273 int 274 sunos32_sys_stat(struct lwp *l, const struct sunos32_sys_stat_args *uap, register_t *retval) 275 { 276 /* { 277 syscallarg(const netbsd32_charp) path; 278 syscallarg(netbsd32_stat43p_t) ub; 279 } */ 280 struct netbsd32_stat43 sb32; 281 struct stat sb; 282 const char *path; 283 int error; 284 285 path = SCARG_P32(uap, path); 286 287 error = do_sys_stat(l, path, FOLLOW, &sb); 288 if (error) 289 return (error); 290 sunos32_from___stat13(&sb, &sb32); 291 error = copyout(&sb32, SCARG_P32(uap, ub), sizeof (sb32)); 292 return (error); 293 } 294 295 int 296 sunos32_sys_lstat(struct lwp *l, const struct sunos32_sys_lstat_args *uap, register_t *retval) 297 { 298 /* { 299 syscallarg(const netbsd32_charp) path; 300 syscallarg(netbsd32_stat43p_t) ub; 301 } */ 302 struct vnode *vp, *dvp; 303 struct stat sb, sb1; 304 struct netbsd32_stat43 sb32; 305 int error; 306 struct nameidata nd; 307 int ndflags; 308 const char *path; 309 310 path = SCARG_P32(uap, path); 311 312 ndflags = NOFOLLOW | LOCKLEAF | LOCKPARENT | TRYEMULROOT; 313 again: 314 NDINIT(&nd, LOOKUP, ndflags, UIO_USERSPACE, path); 315 if ((error = namei(&nd))) { 316 if (error == EISDIR && (ndflags & LOCKPARENT) != 0) { 317 /* 318 * Should only happen on '/'. Retry without LOCKPARENT; 319 * this is safe since the vnode won't be a VLNK. 320 */ 321 ndflags &= ~LOCKPARENT; 322 goto again; 323 } 324 return (error); 325 } 326 /* 327 * For symbolic links, always return the attributes of its 328 * containing directory, except for mode, size, and links. 329 */ 330 vp = nd.ni_vp; 331 dvp = nd.ni_dvp; 332 if (vp->v_type != VLNK) { 333 if ((ndflags & LOCKPARENT) != 0) { 334 if (dvp == vp) 335 vrele(dvp); 336 else 337 vput(dvp); 338 } 339 error = vn_stat(vp, &sb, l); 340 vput(vp); 341 if (error) 342 return (error); 343 } else { 344 error = vn_stat(dvp, &sb, l); 345 vput(dvp); 346 if (error) { 347 vput(vp); 348 return (error); 349 } 350 error = vn_stat(vp, &sb1, l); 351 vput(vp); 352 if (error) 353 return (error); 354 sb.st_mode &= ~S_IFDIR; 355 sb.st_mode |= S_IFLNK; 356 sb.st_nlink = sb1.st_nlink; 357 sb.st_size = sb1.st_size; 358 sb.st_blocks = sb1.st_blocks; 359 } 360 sunos32_from___stat13(&sb, &sb32); 361 error = copyout((void *)&sb32, SCARG_P32(uap, ub), sizeof (sb32)); 362 return (error); 363 } 364 365 static int 366 sunos32_execve_fetch_element(char * const *array, size_t index, char **value) 367 { 368 int error; 369 netbsd32_charp const *a32 = (void const *)array; 370 netbsd32_charp e; 371 372 error = copyin(a32 + index, &e, sizeof(e)); 373 if (error) 374 return error; 375 *value = NETBSD32PTR64(e); 376 return 0; 377 } 378 379 int 380 sunos32_sys_execv(struct lwp *l, const struct sunos32_sys_execv_args *uap, register_t *retval) 381 { 382 /* { 383 syscallarg(const char *) path; 384 syscallarg(char **) argv; 385 } */ 386 const char *path = SCARG_P32(uap, path); 387 388 return execve1(l, path, SCARG_P32(uap, argp), NULL, 389 sunos32_execve_fetch_element); 390 } 391 392 int 393 sunos32_sys_execve(struct lwp *l, const struct sunos32_sys_execve_args *uap, register_t *retval) 394 { 395 /* { 396 syscallarg(const char *) path; 397 syscallarg(char **) argv; 398 syscallarg(char **) envp; 399 } */ 400 const char *path = SCARG_P32(uap, path); 401 402 return execve1(l, path, SCARG_P32(uap, argp), 403 SCARG_P32(uap, envp), 404 sunos32_execve_fetch_element); 405 } 406 407 int 408 sunos32_sys_omsync(struct lwp *l, const struct sunos32_sys_omsync_args *uap, register_t *retval) 409 { 410 /* { 411 syscallarg(netbsd32_caddr_t) addr; 412 syscallarg(netbsd32_size_t) len; 413 syscallarg(int) flags; 414 } */ 415 struct netbsd32___msync13_args ouap; 416 417 SCARG(&ouap, addr) = SCARG(uap, addr); 418 SCARG(&ouap, len) = SCARG(uap, len); 419 SCARG(&ouap, flags) = SCARG(uap, flags); 420 421 return (netbsd32___msync13(l, &ouap, retval)); 422 } 423 424 int 425 sunos32_sys_unmount(struct lwp *l, const struct sunos32_sys_unmount_args *uap, register_t *retval) 426 { 427 /* { 428 syscallarg(netbsd32_charp) path; 429 } */ 430 struct sys_unmount_args ua; 431 432 SUNOS32TOP_UAP(path, const char); 433 SCARG(&ua, flags) = 0; 434 435 return (sys_unmount(l, &ua, retval)); 436 } 437 438 /* 439 * Conversion table for SunOS NFS mount flags. 440 */ 441 static struct { 442 int sun_flg; 443 int bsd_flg; 444 } sunnfs_flgtab[] = { 445 { SUNNFS_SOFT, NFSMNT_SOFT }, 446 { SUNNFS_WSIZE, NFSMNT_WSIZE }, 447 { SUNNFS_RSIZE, NFSMNT_RSIZE }, 448 { SUNNFS_TIMEO, NFSMNT_TIMEO }, 449 { SUNNFS_RETRANS, NFSMNT_RETRANS }, 450 { SUNNFS_HOSTNAME, 0 }, /* Ignored */ 451 { SUNNFS_INT, NFSMNT_INT }, 452 { SUNNFS_NOAC, 0 }, /* Ignored */ 453 { SUNNFS_ACREGMIN, 0 }, /* Ignored */ 454 { SUNNFS_ACREGMAX, 0 }, /* Ignored */ 455 { SUNNFS_ACDIRMIN, 0 }, /* Ignored */ 456 { SUNNFS_ACDIRMAX, 0 }, /* Ignored */ 457 { SUNNFS_SECURE, 0 }, /* Ignored */ 458 { SUNNFS_NOCTO, 0 }, /* Ignored */ 459 { SUNNFS_POSIX, 0 } /* Ignored */ 460 }; 461 462 int 463 sunos32_sys_mount(struct lwp *l, const struct sunos32_sys_mount_args *uap, register_t *retval) 464 { 465 /* { 466 syscallarg(netbsd32_charp) type; 467 syscallarg(netbsd32_charp) path; 468 syscallarg(int) flags; 469 syscallarg(netbsd32_caddr_t) data; 470 } */ 471 int oflags = SCARG(uap, flags), nflags, error; 472 char fsname[MFSNAMELEN]; 473 register_t dummy; 474 475 if (oflags & (SUNM_NOSUB | SUNM_SYS5)) 476 return (EINVAL); 477 if ((oflags & SUNM_NEWTYPE) == 0) 478 return (EINVAL); 479 nflags = 0; 480 if (oflags & SUNM_RDONLY) 481 nflags |= MNT_RDONLY; 482 if (oflags & SUNM_NOSUID) 483 nflags |= MNT_NOSUID; 484 if (oflags & SUNM_REMOUNT) 485 nflags |= MNT_UPDATE; 486 487 error = copyinstr(SCARG_P32(uap, type), fsname, sizeof fsname, NULL); 488 if (error) 489 return (error); 490 491 if (strncmp(fsname, "nfs", sizeof fsname) == 0) { 492 struct sunos_nfs_args sna; 493 struct nfs_args na; /* XXX */ 494 int n; 495 496 error = copyin(SCARG_P32(uap, data), &sna, sizeof sna); 497 if (error) 498 return (error); 499 /* sa.sa_len = sizeof(sain); */ 500 na.version = NFS_ARGSVERSION; 501 na.addr = (void *)sna.addr; 502 na.addrlen = sizeof(struct sockaddr); 503 na.sotype = SOCK_DGRAM; 504 na.proto = IPPROTO_UDP; 505 na.fh = sna.fh; 506 na.fhsize = NFSX_V2FH; 507 na.flags = 0; 508 n = sizeof(sunnfs_flgtab) / sizeof(sunnfs_flgtab[0]); 509 while (--n >= 0) 510 if (sna.flags & sunnfs_flgtab[n].sun_flg) 511 na.flags |= sunnfs_flgtab[n].bsd_flg; 512 na.wsize = sna.wsize; 513 na.rsize = sna.rsize; 514 if (na.flags & NFSMNT_RSIZE) { 515 na.flags |= NFSMNT_READDIRSIZE; 516 na.readdirsize = na.rsize; 517 } 518 na.timeo = sna.timeo; 519 na.retrans = sna.retrans; 520 na.hostname = (char *)(u_long)sna.hostname; 521 522 return do_sys_mount(l, vfs_getopsbyname("nfs"), NULL, 523 SCARG_P32(uap, path), nflags, &na, UIO_SYSSPACE, sizeof na, 524 &dummy); 525 } 526 527 if (strcmp(fsname, "4.2") == 0) 528 strcpy(fsname, "ffs"); 529 530 return do_sys_mount(l, vfs_getopsbyname(fsname), NULL, 531 SCARG_P32(uap, path), nflags, SCARG_P32(uap, data), UIO_USERSPACE, 532 0, &dummy); 533 } 534 535 #if defined(NFS) 536 int 537 async_daemon(struct lwp *l, const void *v, register_t *retval) 538 { 539 struct netbsd32_nfssvc_args ouap; 540 541 SCARG(&ouap, flag) = NFSSVC_BIOD; 542 NETBSD32PTR32(SCARG(&ouap, argp), 0); 543 544 return (netbsd32_nfssvc(l, &ouap, retval)); 545 } 546 #endif /* NFS */ 547 548 void native_to_sunos_sigset(const sigset_t *, int *); 549 void sunos_to_native_sigset(const int, sigset_t *); 550 551 inline void 552 native_to_sunos_sigset(const sigset_t *ss, int *mask) 553 { 554 *mask = ss->__bits[0]; 555 } 556 557 inline void 558 sunos_to_native_sigset(const int mask, sigset_t *ss) 559 { 560 561 ss->__bits[0] = mask; 562 ss->__bits[1] = 0; 563 ss->__bits[2] = 0; 564 ss->__bits[3] = 0; 565 } 566 567 int 568 sunos32_sys_sigpending(struct lwp *l, const struct sunos32_sys_sigpending_args *uap, register_t *retval) 569 { 570 /* { 571 syscallarg(netbsd32_intp) mask; 572 } */ 573 sigset_t ss; 574 int mask; 575 576 sigpending1(l, &ss); 577 native_to_sunos_sigset(&ss, &mask); 578 579 return (copyout((void *)(u_long)&mask, SCARG_P32(uap, mask), sizeof(int))); 580 } 581 582 int 583 sunos32_sys_sigsuspend(struct lwp *l, const struct sunos32_sys_sigsuspend_args *uap, register_t *retval) 584 { 585 /* { 586 syscallarg(int) mask; 587 } */ 588 int mask; 589 sigset_t ss; 590 591 mask = SCARG(uap, mask); 592 sunos_to_native_sigset(mask, &ss); 593 return (sigsuspend1(l, &ss)); 594 } 595 596 /* 597 * Read Sun-style directory entries. We suck them into kernel space so 598 * that they can be massaged before being copied out to user code. Like 599 * SunOS, we squish out `empty' entries. 600 * 601 * This is quite ugly, but what do you expect from compatibility code? 602 */ 603 int 604 sunos32_sys_getdents(struct lwp *l, const struct sunos32_sys_getdents_args *uap, register_t *retval) 605 { 606 /* { 607 syscallarg(int) fd; 608 syscallarg(netbsd32_charp) buf; 609 syscallarg(int) nbytes; 610 } */ 611 struct proc *p = l->l_proc; 612 struct dirent *bdp; 613 struct vnode *vp; 614 char *inp, *sbuf; /* BSD-format */ 615 int len, reclen; /* BSD-format */ 616 char *outp; /* Sun-format */ 617 int resid, sunos_reclen;/* Sun-format */ 618 struct file *fp; 619 struct uio auio; 620 struct iovec aiov; 621 struct sunos32_dirent idb; 622 off_t off; /* true file offset */ 623 int buflen, error, eofflag; 624 off_t *cookiebuf, *cookie; 625 int ncookies; 626 627 /* getvnode() will use the descriptor for us */ 628 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0) 629 return (error); 630 631 if ((fp->f_flag & FREAD) == 0) { 632 error = EBADF; 633 goto out1; 634 } 635 636 vp = (struct vnode *)fp->f_data; 637 if (vp->v_type != VDIR) { 638 error = EINVAL; 639 goto out1; 640 } 641 642 buflen = min(MAXBSIZE, SCARG(uap, nbytes)); 643 sbuf = malloc(buflen, M_TEMP, M_WAITOK); 644 vn_lock(vp, LK_EXCLUSIVE | LK_RETRY); 645 off = fp->f_offset; 646 again: 647 aiov.iov_base = sbuf; 648 aiov.iov_len = buflen; 649 auio.uio_iov = &aiov; 650 auio.uio_iovcnt = 1; 651 auio.uio_rw = UIO_READ; 652 auio.uio_resid = buflen; 653 auio.uio_offset = off; 654 UIO_SETUP_SYSSPACE(&auio); 655 /* 656 * First we read into the malloc'ed buffer, then 657 * we massage it into user space, one record at a time. 658 */ 659 error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf, 660 &ncookies); 661 if (error) 662 goto out; 663 664 inp = sbuf; 665 outp = SCARG_P32(uap, buf); 666 resid = SCARG(uap, nbytes); 667 if ((len = buflen - auio.uio_resid) == 0) 668 goto eof; 669 670 for (cookie = cookiebuf; len > 0; len -= reclen) { 671 bdp = (struct dirent *)inp; 672 reclen = bdp->d_reclen; 673 if (reclen & 3) 674 panic("sunos_getdents"); 675 if (cookie && (*cookie >> 32) != 0) { 676 compat_offseterr(vp, "sunos_getdents"); 677 error = EINVAL; 678 goto out; 679 } 680 if (bdp->d_fileno == 0) { 681 inp += reclen; /* it is a hole; squish it out */ 682 if (cookie) 683 off = *cookie++; 684 else 685 off += reclen; 686 continue; 687 } 688 sunos_reclen = SUNOS32_RECLEN(&idb, bdp->d_namlen); 689 if (reclen > len || resid < sunos_reclen) { 690 /* entry too big for buffer, so just stop */ 691 outp++; 692 break; 693 } 694 if (cookie) 695 off = *cookie++; /* each entry points to next */ 696 else 697 off += reclen; 698 /* 699 * Massage in place to make a Sun-shaped dirent (otherwise 700 * we have to worry about touching user memory outside of 701 * the copyout() call). 702 */ 703 idb.d_fileno = bdp->d_fileno; 704 idb.d_off = off; 705 idb.d_reclen = sunos_reclen; 706 idb.d_namlen = bdp->d_namlen; 707 strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name)); 708 if ((error = copyout((void *)&idb, outp, sunos_reclen)) != 0) 709 goto out; 710 /* advance past this real entry */ 711 inp += reclen; 712 /* advance output past Sun-shaped entry */ 713 outp += sunos_reclen; 714 resid -= sunos_reclen; 715 } 716 717 /* if we squished out the whole block, try again */ 718 if (outp == SCARG_P32(uap, buf)) 719 goto again; 720 fp->f_offset = off; /* update the vnode offset */ 721 722 eof: 723 *retval = SCARG(uap, nbytes) - resid; 724 out: 725 VOP_UNLOCK(vp, 0); 726 free(cookiebuf, M_TEMP); 727 free(sbuf, M_TEMP); 728 out1: 729 FILE_UNUSE(fp, l); 730 return (error); 731 } 732 733 #define SUNOS32__MAP_NEW 0x80000000 /* if not, old mmap & cannot handle */ 734 735 int 736 sunos32_sys_mmap(struct lwp *l, const struct sunos32_sys_mmap_args *uap, register_t *retval) 737 { 738 /* { 739 syscallarg(netbsd32_voidp) addr; 740 syscallarg(netbsd32_size_t) len; 741 syscallarg(int) prot; 742 syscallarg(int) flags; 743 syscallarg(int) fd; 744 syscallarg(netbsd32_long) pos; 745 } */ 746 struct sys_mmap_args ua; 747 int error; 748 749 /* 750 * Verify the arguments. 751 */ 752 if (SCARG(uap, prot) & ~(PROT_READ|PROT_WRITE|PROT_EXEC)) 753 return (EINVAL); /* XXX still needed? */ 754 755 if ((SCARG(uap, flags) & SUNOS32__MAP_NEW) == 0) 756 return (EINVAL); 757 758 SUNOS32TOP_UAP(addr, void); 759 SUNOS32TOX_UAP(len, size_t); 760 SUNOS32TO64_UAP(prot); 761 SCARG(&ua, flags) = SCARG(uap, flags) & ~SUNOS32__MAP_NEW; 762 SUNOS32TO64_UAP(fd); 763 SCARG(&ua, pad) = 0; 764 SUNOS32TOX_UAP(pos, off_t); 765 766 error = sys_mmap(l, &ua, retval); 767 if ((u_long)*retval > (u_long)UINT_MAX) { 768 printf("sunos32_mmap: retval out of range: 0x%lx", 769 (u_long)*retval); 770 /* Should try to recover and return an error here. */ 771 } 772 return (error); 773 } 774 775 #define MC_SYNC 1 776 #define MC_LOCK 2 777 #define MC_UNLOCK 3 778 #define MC_ADVISE 4 779 #define MC_LOCKAS 5 780 #define MC_UNLOCKAS 6 781 782 int 783 sunos32_sys_mctl(struct lwp *l, const struct sunos32_sys_mctl_args *uap, register_t *retval) 784 { 785 /* { 786 syscallarg(netbsd32_voidp) addr; 787 syscallarg(int) len; 788 syscallarg(int) func; 789 syscallarg(netbsd32_voidp) arg; 790 } */ 791 792 switch (SCARG(uap, func)) { 793 case MC_ADVISE: /* ignore for now */ 794 return (0); 795 case MC_SYNC: /* translate to msync */ 796 return (netbsd32___msync13(l, (const void *)uap, retval)); 797 default: 798 return (EINVAL); 799 } 800 } 801 802 int 803 sunos32_sys_setsockopt(struct lwp *l, const struct sunos32_sys_setsockopt_args *uap, register_t *retval) 804 { 805 /* { 806 syscallarg(int) s; 807 syscallarg(int) level; 808 syscallarg(int) name; 809 syscallarg(netbsd32_caddr_t) val; 810 syscallarg(int) valsize; 811 } */ 812 struct proc *p = l->l_proc; 813 struct file *fp; 814 struct mbuf *m = NULL; 815 int name = SCARG(uap, name); 816 int error; 817 818 /* getsock() will use the descriptor for us */ 819 if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)) != 0) 820 return (error); 821 #define SO_DONTLINGER (~SO_LINGER) 822 if (name == SO_DONTLINGER) { 823 m = m_get(M_WAIT, MT_SOOPTS); 824 mtod(m, struct linger *)->l_onoff = 0; 825 m->m_len = sizeof(struct linger); 826 error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level), 827 SO_LINGER, m); 828 goto out; 829 } 830 if (SCARG(uap, level) == IPPROTO_IP) { 831 #define SUNOS_IP_MULTICAST_IF 2 832 #define SUNOS_IP_MULTICAST_TTL 3 833 #define SUNOS_IP_MULTICAST_LOOP 4 834 #define SUNOS_IP_ADD_MEMBERSHIP 5 835 #define SUNOS_IP_DROP_MEMBERSHIP 6 836 static const int ipoptxlat[] = { 837 IP_MULTICAST_IF, 838 IP_MULTICAST_TTL, 839 IP_MULTICAST_LOOP, 840 IP_ADD_MEMBERSHIP, 841 IP_DROP_MEMBERSHIP 842 }; 843 if (name >= SUNOS_IP_MULTICAST_IF && 844 name <= SUNOS_IP_DROP_MEMBERSHIP) { 845 name = ipoptxlat[name - SUNOS_IP_MULTICAST_IF]; 846 } 847 } 848 if (SCARG(uap, valsize) > MLEN) { 849 error = EINVAL; 850 goto out; 851 } 852 if (SCARG_P32(uap, val)) { 853 m = m_get(M_WAIT, MT_SOOPTS); 854 error = copyin(SCARG_P32(uap, val), mtod(m, void *), 855 (u_int)SCARG(uap, valsize)); 856 if (error) { 857 (void) m_free(m); 858 goto out; 859 } 860 m->m_len = SCARG(uap, valsize); 861 } 862 error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level), 863 name, m); 864 out: 865 FILE_UNUSE(fp, l); 866 return (error); 867 } 868 869 static inline int sunos32_sys_socket_common(struct lwp *, register_t *, 870 int type); 871 static inline int 872 sunos32_sys_socket_common(struct lwp *l, register_t *retval, int type) 873 { 874 struct socket *so; 875 struct proc *p = l->l_proc; 876 struct file *fp; 877 int error, fd; 878 879 /* getsock() will use the descriptor for us */ 880 fd = (int)*retval; 881 if ((error = getsock(p->p_fd, fd, &fp)) == 0) { 882 so = (struct socket *)fp->f_data; 883 if (type == SOCK_DGRAM) 884 so->so_options |= SO_BROADCAST; 885 } 886 FILE_UNUSE(fp, l); 887 return (error); 888 } 889 890 int 891 sunos32_sys_socket(struct lwp *l, const struct sunos32_sys_socket_args *uap, register_t *retval) 892 { 893 /* { 894 syscallarg(int) domain; 895 syscallarg(int) type; 896 syscallarg(int) protocol; 897 } */ 898 int error; 899 900 error = netbsd32_sys___socket30(l, (const void *)uap, retval); 901 if (error) 902 return (error); 903 return sunos32_sys_socket_common(l, retval, SCARG(uap, type)); 904 } 905 906 int 907 sunos32_sys_socketpair(struct lwp *l, const struct sunos32_sys_socketpair_args *uap, register_t *retval) 908 { 909 /* { 910 syscallarg(int) domain; 911 syscallarg(int) type; 912 syscallarg(int) protocol; 913 syscallarg(int *) rsv; 914 } */ 915 int error; 916 917 error = netbsd32_socketpair(l, (const void *)uap, retval); 918 if (error) 919 return (error); 920 return sunos32_sys_socket_common(l, retval, SCARG(uap, type)); 921 } 922 923 924 /* 925 * XXX: This needs cleaning up. 926 */ 927 int 928 sunos32_sys_auditsys(struct lwp *l, const struct sunos32_sys_auditsys_args *uap, register_t *retval) 929 { 930 return 0; 931 } 932 933 int 934 sunos32_sys_uname(struct lwp *l, const struct sunos32_sys_uname_args *uap, register_t *retval) 935 { 936 /* { 937 syscallarg(sunos32_utsnamep_t) name; 938 } */ 939 struct sunos_utsname sut; 940 941 memset(&sut, 0, sizeof(sut)); 942 943 memcpy(sut.sysname, ostype, sizeof(sut.sysname) - 1); 944 memcpy(sut.nodename, hostname, sizeof(sut.nodename)); 945 sut.nodename[sizeof(sut.nodename)-1] = '\0'; 946 memcpy(sut.release, osrelease, sizeof(sut.release) - 1); 947 memcpy(sut.version, "1", sizeof(sut.version) - 1); 948 memcpy(sut.machine, machine, sizeof(sut.machine) - 1); 949 950 return copyout((void *)&sut, SCARG_P32(uap, name), 951 sizeof(struct sunos_utsname)); 952 } 953 954 int 955 sunos32_sys_setpgrp(struct lwp *l, const struct sunos32_sys_setpgrp_args *uap, register_t *retval) 956 { 957 /* { 958 syscallarg(int) pid; 959 syscallarg(int) pgid; 960 } */ 961 struct proc *p = l->l_proc; 962 963 /* 964 * difference to our setpgid call is to include backwards 965 * compatibility to pre-setsid() binaries. Do setsid() 966 * instead of setpgid() in those cases where the process 967 * tries to create a new session the old way. 968 */ 969 if (!SCARG(uap, pgid) && 970 (!SCARG(uap, pid) || SCARG(uap, pid) == p->p_pid)) 971 return sys_setsid(l, NULL, retval); 972 else 973 return netbsd32_setpgid(l, (const void *)uap, retval); 974 } 975 976 int 977 sunos32_sys_open(struct lwp *l, const struct sunos32_sys_open_args *uap, register_t *retval) 978 { 979 /* { 980 syscallarg(const netbsd32_charp) path; 981 syscallarg(int) flags; 982 syscallarg(int) mode; 983 } */ 984 struct proc *p = l->l_proc; 985 struct sys_open_args ua; 986 int lf, r; 987 int noctty; 988 int ret; 989 990 /* convert mode into NetBSD mode */ 991 lf = SCARG(uap, flags); 992 noctty = lf & 0x8000; 993 r = (lf & (0x0001 | 0x0002 | 0x0008 | 0x0040 | 0x0200 | 0x0400 | 0x0800)); 994 r |= ((lf & (0x0004 | 0x1000 | 0x4000)) ? O_NONBLOCK : 0); 995 r |= ((lf & 0x0080) ? O_SHLOCK : 0); 996 r |= ((lf & 0x0100) ? O_EXLOCK : 0); 997 r |= ((lf & 0x2000) ? O_FSYNC : 0); 998 999 SUNOS32TOP_UAP(path, const char); 1000 SCARG(&ua, flags) = r; 1001 SUNOS32TO64_UAP(mode); 1002 1003 ret = sys_open(l, &ua, retval); 1004 1005 /* XXXSMP unlocked */ 1006 if (!ret && !noctty && SESS_LEADER(p) && !(p->p_lflag & PL_CONTROLT)) { 1007 struct filedesc *fdp = p->p_fd; 1008 struct file *fp; 1009 1010 fp = fd_getfile(fdp, *retval); 1011 1012 /* ignore any error, just give it a try */ 1013 if (fp != NULL) { 1014 FILE_USE(fp); 1015 if (fp->f_type == DTYPE_VNODE) 1016 (fp->f_ops->fo_ioctl)(fp, TIOCSCTTY, (void *)0, l); 1017 FILE_UNUSE(fp, l); 1018 } 1019 } 1020 return ret; 1021 } 1022 1023 #if defined (NFSSERVER) 1024 int 1025 sunos32_sys_nfssvc(struct lwp *l, const struct sunos32_sys_nfssvc_args *uap, register_t *retval) 1026 { 1027 #if 0 1028 struct emul *e = p->p_emul; 1029 struct sys_nfssvc_args outuap; 1030 struct sockaddr sa; 1031 int error; 1032 void *sg = stackgap_init(p, 0); 1033 1034 memset(&outuap, 0, sizeof outuap); 1035 SCARG(&outuap, fd) = SCARG(uap, fd); 1036 SCARG(&outuap, mskval) = stackgap_alloc(p, &sg, sizeof(sa)); 1037 SCARG(&outuap, msklen) = sizeof(sa); 1038 SCARG(&outuap, mtchval) = stackgap_alloc(p, &sg, sizeof(sa)); 1039 SCARG(&outuap, mtchlen) = sizeof(sa); 1040 1041 memset(&sa, 0, sizeof sa); 1042 if (error = copyout(&sa, SCARG(&outuap, mskval), SCARG(&outuap, msklen))) 1043 return (error); 1044 if (error = copyout(&sa, SCARG(&outuap, mtchval), SCARG(&outuap, mtchlen))) 1045 return (error); 1046 1047 return nfssvc(l, &outuap, retval); 1048 #else 1049 return (ENOSYS); 1050 #endif 1051 } 1052 #endif /* NFSSERVER */ 1053 1054 int 1055 sunos32_sys_ustat(struct lwp *l, const struct sunos32_sys_ustat_args *uap, register_t *retval) 1056 { 1057 /* { 1058 syscallarg(int) dev; 1059 syscallarg(sunos32_ustatp_t) buf; 1060 } */ 1061 struct sunos_ustat us; 1062 int error; 1063 1064 memset(&us, 0, sizeof us); 1065 1066 /* 1067 * XXX: should set f_tfree and f_tinode at least 1068 * How do we translate dev -> fstat? (and then to sunos_ustat) 1069 */ 1070 1071 if ((error = copyout(&us, SCARG_P32(uap, buf), sizeof us)) != 0) 1072 return (error); 1073 return 0; 1074 } 1075 1076 int 1077 sunos32_sys_quotactl(struct lwp *l, const struct sunos32_sys_quotactl_args *uap, register_t *retval) 1078 { 1079 1080 return EINVAL; 1081 } 1082 1083 int 1084 sunos32_sys_vhangup(struct lwp *l, const void *v, register_t *retval) 1085 { 1086 struct proc *p = l->l_proc; 1087 struct session *sp = p->p_session; 1088 1089 if (sp->s_ttyvp == 0) 1090 return 0; 1091 1092 if (sp->s_ttyp && sp->s_ttyp->t_session == sp && sp->s_ttyp->t_pgrp) 1093 pgsignal(sp->s_ttyp->t_pgrp, SIGHUP, 1); 1094 1095 (void) ttywait(sp->s_ttyp); 1096 if (sp->s_ttyvp) 1097 VOP_REVOKE(sp->s_ttyvp, REVOKEALL); 1098 if (sp->s_ttyvp) 1099 vrele(sp->s_ttyvp); 1100 sp->s_ttyvp = NULL; 1101 1102 return 0; 1103 } 1104 1105 static int 1106 sunstatfs(struct statvfs *sp, void *sbuf) 1107 { 1108 struct sunos_statfs ssfs; 1109 1110 memset(&ssfs, 0, sizeof ssfs); 1111 ssfs.f_type = 0; 1112 ssfs.f_bsize = sp->f_bsize; 1113 ssfs.f_blocks = sp->f_blocks; 1114 ssfs.f_bfree = sp->f_bfree; 1115 ssfs.f_bavail = sp->f_bavail; 1116 ssfs.f_files = sp->f_files; 1117 ssfs.f_ffree = sp->f_ffree; 1118 ssfs.f_fsid = sp->f_fsidx; 1119 return copyout((void *)&ssfs, sbuf, sizeof ssfs); 1120 } 1121 1122 int 1123 sunos32_sys_statfs(struct lwp *l, const struct sunos32_sys_statfs_args *uap, register_t *retval) 1124 { 1125 /* { 1126 syscallarg(const netbsd32_charp) path; 1127 syscallarg(sunos32_statfsp_t) buf; 1128 } */ 1129 struct mount *mp; 1130 struct statvfs *sp; 1131 int error; 1132 struct nameidata nd; 1133 struct sys_statvfs1_args ua; 1134 1135 SUNOS32TOP_UAP(path, const char); 1136 1137 NDINIT(&nd, LOOKUP, FOLLOW | TRYEMULROOT, UIO_USERSPACE, 1138 SCARG(&ua, path)); 1139 if ((error = namei(&nd)) != 0) 1140 return (error); 1141 mp = nd.ni_vp->v_mount; 1142 sp = &mp->mnt_stat; 1143 vrele(nd.ni_vp); 1144 if ((error = VFS_STATVFS(mp, sp)) != 0) 1145 return (error); 1146 sp->f_flag = mp->mnt_flag & MNT_VISFLAGMASK; 1147 return sunstatfs(sp, SCARG_P32(uap, buf)); 1148 } 1149 1150 int 1151 sunos32_sys_fstatfs(struct lwp *l, const struct sunos32_sys_fstatfs_args *uap, register_t *retval) 1152 { 1153 /* { 1154 syscallarg(int) fd; 1155 syscallarg(sunos32_statfsp_t) buf; 1156 } */ 1157 struct proc *p = l->l_proc; 1158 struct file *fp; 1159 struct mount *mp; 1160 struct statvfs *sp; 1161 int error; 1162 1163 /* getvnode() will use the descriptor for us */ 1164 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0) 1165 return (error); 1166 mp = ((struct vnode *)fp->f_data)->v_mount; 1167 sp = &mp->mnt_stat; 1168 if ((error = VFS_STATVFS(mp, sp)) != 0) 1169 goto out; 1170 sp->f_flag = mp->mnt_flag & MNT_VISFLAGMASK; 1171 error = sunstatfs(sp, SCARG_P32(uap, buf)); 1172 out: 1173 FILE_UNUSE(fp, l); 1174 return (error); 1175 } 1176 1177 int 1178 sunos32_sys_exportfs(struct lwp *l, const struct sunos32_sys_exportfs_args *uap, register_t *retval) 1179 { 1180 /* 1181 * XXX: should perhaps translate into a mount(2) 1182 * with MOUNT_EXPORT? 1183 */ 1184 return 0; 1185 } 1186 1187 int 1188 sunos32_sys_mknod(struct lwp *l, const struct sunos32_sys_mknod_args *uap, register_t *retval) 1189 { 1190 /* { 1191 syscallarg(const netbsd32_charp) path; 1192 syscallarg(int) mode; 1193 syscallarg(int) dev; 1194 } */ 1195 1196 if (S_ISFIFO(SCARG(uap, mode))) 1197 return netbsd32_mkfifo(l, (const struct netbsd32_mkfifo_args *)uap, retval); 1198 1199 return netbsd32_mknod(l, (const struct netbsd32_mknod_args *)uap, retval); 1200 } 1201 1202 #define SUNOS_SC_ARG_MAX 1 1203 #define SUNOS_SC_CHILD_MAX 2 1204 #define SUNOS_SC_CLK_TCK 3 1205 #define SUNOS_SC_NGROUPS_MAX 4 1206 #define SUNOS_SC_OPEN_MAX 5 1207 #define SUNOS_SC_JOB_CONTROL 6 1208 #define SUNOS_SC_SAVED_IDS 7 1209 #define SUNOS_SC_VERSION 8 1210 1211 int 1212 sunos32_sys_sysconf(struct lwp *l, const struct sunos32_sys_sysconf_args *uap, register_t *retval) 1213 { 1214 /* { 1215 syscallarg(int) name; 1216 } */ 1217 extern u_int maxfiles; 1218 1219 switch(SCARG(uap, name)) { 1220 case SUNOS_SC_ARG_MAX: 1221 *retval = ARG_MAX; 1222 break; 1223 case SUNOS_SC_CHILD_MAX: 1224 *retval = maxproc; 1225 break; 1226 case SUNOS_SC_CLK_TCK: 1227 *retval = 60; /* should this be `hz', ie. 100? */ 1228 break; 1229 case SUNOS_SC_NGROUPS_MAX: 1230 *retval = NGROUPS_MAX; 1231 break; 1232 case SUNOS_SC_OPEN_MAX: 1233 *retval = maxfiles; 1234 break; 1235 case SUNOS_SC_JOB_CONTROL: 1236 *retval = 1; 1237 break; 1238 case SUNOS_SC_SAVED_IDS: 1239 #ifdef _POSIX_SAVED_IDS 1240 *retval = 1; 1241 #else 1242 *retval = 0; 1243 #endif 1244 break; 1245 case SUNOS_SC_VERSION: 1246 *retval = 198808; 1247 break; 1248 default: 1249 return EINVAL; 1250 } 1251 return 0; 1252 } 1253 1254 #define SUNOS_RLIMIT_NOFILE 6 /* Other RLIMIT_* are the same */ 1255 #define SUNOS_RLIM_NLIMITS 7 1256 1257 int 1258 sunos32_sys_getrlimit(struct lwp *l, const struct sunos32_sys_getrlimit_args *uap, register_t *retval) 1259 { 1260 /* { 1261 syscallarg(u_int) which; 1262 syscallarg(netbsd32_orlimitp_t) rlp; 1263 } */ 1264 struct compat_43_netbsd32_ogetrlimit_args ua_43; 1265 1266 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1267 return EINVAL; 1268 1269 SCARG(&ua_43, which) = SCARG(uap, which) == SUNOS_RLIMIT_NOFILE ? RLIMIT_NOFILE : SCARG(uap, which); 1270 SCARG(&ua_43, rlp) = SCARG(uap, rlp); 1271 1272 return compat_43_netbsd32_ogetrlimit(l, &ua_43, retval); 1273 } 1274 1275 int 1276 sunos32_sys_setrlimit(struct lwp *l, const struct sunos32_sys_setrlimit_args *uap, register_t *retval) 1277 { 1278 /* { 1279 syscallarg(u_int) which; 1280 syscallarg(netbsd32_orlimitp_t) rlp; 1281 } */ 1282 struct compat_43_netbsd32_osetrlimit_args ua_43; 1283 1284 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1285 return EINVAL; 1286 1287 SCARG(&ua_43, which) = SCARG(uap, which) == SUNOS_RLIMIT_NOFILE ? RLIMIT_NOFILE : SCARG(uap, which); 1288 SCARG(&ua_43, rlp) = SCARG(uap, rlp); 1289 1290 return compat_43_netbsd32_osetrlimit(l, &ua_43, retval); 1291 } 1292 1293 #if defined(PTRACE) || defined(_LKM) 1294 /* for the m68k machines */ 1295 #ifndef PT_GETFPREGS 1296 #define PT_GETFPREGS -1 1297 #endif 1298 #ifndef PT_SETFPREGS 1299 #define PT_SETFPREGS -1 1300 #endif 1301 1302 static const int sreq2breq[] = { 1303 PT_TRACE_ME, PT_READ_I, PT_READ_D, -1, 1304 PT_WRITE_I, PT_WRITE_D, -1, PT_CONTINUE, 1305 PT_KILL, -1, PT_ATTACH, PT_DETACH, 1306 PT_GETREGS, PT_SETREGS, PT_GETFPREGS, PT_SETFPREGS 1307 }; 1308 static const int nreqs = sizeof(sreq2breq) / sizeof(sreq2breq[0]); 1309 #endif 1310 1311 int 1312 sunos32_sys_ptrace(struct lwp *l, const struct sunos32_sys_ptrace_args *uap, register_t *retval) 1313 { 1314 #if defined(PTRACE) || defined(_LKM) 1315 /* { 1316 syscallarg(int) req; 1317 syscallarg(pid_t) pid; 1318 syscallarg(netbsd32_caddr_t) addr; 1319 syscallarg(int) data; 1320 syscallarg(netbsd32_charp) addr2; 1321 } */ 1322 struct netbsd32_ptrace_args pa; 1323 int req; 1324 1325 #ifdef _LKM 1326 #define sys_ptrace sysent[SYS_ptrace].sy_call 1327 if (sys_ptrace == sys_nosys) 1328 return ENOSYS; 1329 #endif 1330 1331 req = SCARG(uap, req); 1332 if ((unsigned int)req >= nreqs) 1333 return (EINVAL); 1334 1335 req = sreq2breq[req]; 1336 if (req == -1) 1337 return (EINVAL); 1338 1339 SCARG(&pa, req) = req; 1340 SCARG(&pa, pid) = (pid_t)SCARG(uap, pid); 1341 SCARG(&pa, addr) = SCARG(uap, addr); 1342 SCARG(&pa, data) = SCARG(uap, data); 1343 1344 return netbsd32_ptrace(l, &pa, retval); 1345 #else 1346 return (ENOSYS); 1347 #endif /* PTRACE || _LKM */ 1348 } 1349 1350 /* 1351 * SunOS reboot system call (for compatibility). 1352 * Sun lets you pass in a boot string which the PROM 1353 * saves and provides to the next boot program. 1354 */ 1355 1356 #define SUNOS_RB_ASKNAME 0x001 1357 #define SUNOS_RB_SINGLE 0x002 1358 #define SUNOS_RB_NOSYNC 0x004 1359 #define SUNOS_RB_HALT 0x008 1360 #define SUNOS_RB_DUMP 0x080 1361 #define SUNOS_RB_STRING 0x200 1362 1363 static struct sunos_howto_conv { 1364 int sun_howto; 1365 int bsd_howto; 1366 } sunos_howto_conv[] = { 1367 { SUNOS_RB_ASKNAME, RB_ASKNAME }, 1368 { SUNOS_RB_SINGLE, RB_SINGLE }, 1369 { SUNOS_RB_NOSYNC, RB_NOSYNC }, 1370 { SUNOS_RB_HALT, RB_HALT }, 1371 { SUNOS_RB_DUMP, RB_DUMP }, 1372 { SUNOS_RB_STRING, RB_STRING }, 1373 { 0x000, 0 }, 1374 }; 1375 1376 int 1377 sunos32_sys_reboot(struct lwp *l, const struct sunos32_sys_reboot_args *uap, register_t *retval) 1378 { 1379 /* { 1380 syscallarg(int) howto; 1381 syscallarg(netbsd32_charp) bootstr; 1382 } */ 1383 struct sys_reboot_args ua; 1384 struct sunos_howto_conv *convp; 1385 int error, bsd_howto, sun_howto; 1386 char *bootstr; 1387 1388 if ((error = kauth_authorize_system(l->l_cred, 1389 KAUTH_SYSTEM_REBOOT, 0, NULL, NULL, NULL)) != 0) 1390 return (error); 1391 1392 /* 1393 * Convert howto bits to BSD format. 1394 */ 1395 sun_howto = SCARG(uap, howto); 1396 bsd_howto = 0; 1397 convp = sunos_howto_conv; 1398 while (convp->sun_howto) { 1399 if (sun_howto & convp->sun_howto) 1400 bsd_howto |= convp->bsd_howto; 1401 convp++; 1402 } 1403 1404 /* 1405 * Sun RB_STRING (Get user supplied bootstring.) 1406 * If the machine supports passing a string to the 1407 * next booted kernel. 1408 */ 1409 if (sun_howto & SUNOS_RB_STRING) 1410 bootstr = SCARG_P32(uap, bootstr); 1411 else 1412 bootstr = NULL; 1413 1414 SCARG(&ua, opt) = bsd_howto; 1415 SCARG(&ua, bootstr) = bootstr; 1416 return (sys_reboot(l, &ua, retval)); 1417 } 1418 1419 /* 1420 * Generalized interface signal handler, 4.3-compatible. 1421 */ 1422 /* ARGSUSED */ 1423 int 1424 sunos32_sys_sigvec(struct lwp *l, const struct sunos32_sys_sigvec_args *uap, register_t *retval) 1425 { 1426 /* { 1427 syscallarg(int) signum; 1428 syscallarg(struct sigvec *) nsv; 1429 syscallarg(struct sigvec *) osv; 1430 } */ 1431 struct netbsd32_sigvec sv; 1432 struct sigaction nsa, osa; 1433 int error; 1434 1435 if (SCARG_P32(uap, nsv)) { 1436 error = copyin(SCARG_P32(uap, nsv), &sv, sizeof(sv)); 1437 if (error != 0) 1438 return (error); 1439 1440 /* 1441 * SunOS uses the mask 0x0004 as SV_RESETHAND 1442 * meaning: `reset to SIG_DFL on delivery'. 1443 * We support only the bits in: 0xF 1444 * (those bits are the same as ours) 1445 */ 1446 if (sv.sv_flags & ~0xF) 1447 return (EINVAL); 1448 1449 sunos32_sigvec_to_sigaction(&sv, &nsa); 1450 } 1451 error = sigaction1(l, SCARG(uap, signum), 1452 SCARG_P32(uap, nsv) ? &nsa : 0, 1453 SCARG_P32(uap, osv) ? &osa : 0, 1454 NULL, 0); 1455 if (error != 0) 1456 return (error); 1457 1458 if (SCARG_P32(uap, osv)) { 1459 sunos32_sigvec_from_sigaction(&sv, &osa); 1460 error = copyout(&sv, SCARG_P32(uap, osv), sizeof(sv)); 1461 if (error != 0) 1462 return (error); 1463 } 1464 1465 return (0); 1466 } 1467