1 /* $NetBSD: sunos32_misc.c,v 1.36 2006/03/01 12:38:12 yamt 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 1.36 2006/03/01 12:38:12 yamt 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 "fs_nfs.h" 91 #endif 92 93 #include <sys/param.h> 94 #include <sys/systm.h> 95 #include <sys/namei.h> 96 #include <sys/proc.h> 97 #include <sys/dirent.h> 98 #include <sys/file.h> 99 #include <sys/stat.h> 100 #include <sys/filedesc.h> 101 #include <sys/ioctl.h> 102 #include <sys/kernel.h> 103 #include <sys/reboot.h> 104 #include <sys/malloc.h> 105 #include <sys/mbuf.h> 106 #include <sys/mman.h> 107 #include <sys/mount.h> 108 #include <sys/ptrace.h> 109 #include <sys/resource.h> 110 #include <sys/resourcevar.h> 111 #include <sys/signal.h> 112 #include <sys/signalvar.h> 113 #include <sys/socket.h> 114 #include <sys/tty.h> 115 #include <sys/vnode.h> 116 #include <sys/uio.h> 117 #include <sys/wait.h> 118 #include <sys/utsname.h> 119 #include <sys/unistd.h> 120 #include <sys/sa.h> 121 #include <sys/syscallargs.h> 122 #include <sys/conf.h> 123 #include <sys/socketvar.h> 124 #include <sys/exec.h> 125 #include <sys/swap.h> 126 127 #include <compat/netbsd32/netbsd32.h> 128 #include <compat/netbsd32/netbsd32_syscallargs.h> 129 #include <compat/sunos32/sunos32.h> 130 #include <compat/sunos32/sunos32_dirent.h> 131 #include <compat/sunos32/sunos32_syscallargs.h> 132 #include <compat/common/compat_util.h> 133 134 #include <netinet/in.h> 135 136 #include <miscfs/specfs/specdev.h> 137 138 #include <nfs/rpcv2.h> 139 #include <nfs/nfsproto.h> 140 #include <nfs/nfs.h> 141 #include <nfs/nfsmount.h> 142 143 static void sunos32_sigvec_to_sigaction(const struct netbsd32_sigvec *, struct sigaction *); 144 static void sunos32_sigvec_from_sigaction(struct netbsd32_sigvec *, const struct sigaction *); 145 146 static int sunstatfs __P((struct statvfs *, caddr_t)); 147 148 static void 149 sunos32_sigvec_to_sigaction(sv, sa) 150 const struct netbsd32_sigvec *sv; 151 struct sigaction *sa; 152 { 153 /*XXX*/ extern void compat_43_sigmask_to_sigset __P((const int *, sigset_t *)); 154 155 sa->sa_handler = (void *)(u_long)sv->sv_handler; 156 compat_43_sigmask_to_sigset(&sv->sv_mask, &sa->sa_mask); 157 sa->sa_flags = sv->sv_flags ^ SA_RESTART; 158 } 159 160 static 161 void sunos32_sigvec_from_sigaction(sv, sa) 162 struct netbsd32_sigvec *sv; 163 const struct sigaction *sa; 164 { 165 /*XXX*/ extern void compat_43_sigset_to_sigmask __P((const sigset_t *, int *)); 166 167 sv->sv_handler = (netbsd32_voidp)(u_long)sa->sa_handler; 168 compat_43_sigset_to_sigmask(&sa->sa_mask, &sv->sv_mask); 169 sv->sv_flags = sa->sa_flags ^ SA_RESTART; 170 } 171 172 int 173 sunos32_sys_stime(l, v, retval) 174 struct lwp *l; 175 void *v; 176 register_t *retval; 177 { 178 struct sunos32_sys_stime_args /* { 179 syscallarg(sunos32_time_tp) tp; 180 } */ *uap = v; 181 struct proc *p = l->l_proc; 182 struct sys_settimeofday_args ap; 183 caddr_t sg = stackgap_init(p, 0); 184 struct netbsd32_timeval ntv; 185 struct timeval tv, *sgtvp; 186 int error; 187 188 error = copyin((caddr_t)(u_long)SCARG(uap, tp), &ntv.tv_sec, sizeof(ntv.tv_sec)); 189 if (error) 190 return error; 191 tv.tv_sec = ntv.tv_sec; 192 tv.tv_usec = 0; 193 194 SCARG(&ap, tv) = sgtvp = stackgap_alloc(p, &sg, sizeof(struct timeval)); 195 SCARG(&ap, tzp) = NULL; 196 197 error = copyout(&tv, sgtvp, sizeof(struct timeval)); 198 if (error) 199 return error; 200 201 return sys_settimeofday(l, &ap, retval); 202 } 203 204 int 205 sunos32_sys_wait4(l, v, retval) 206 struct lwp *l; 207 void *v; 208 register_t *retval; 209 { 210 struct sunos32_sys_wait4_args /* { 211 syscallarg(int) pid; 212 syscallarg(netbsd32_intp) status; 213 syscallarg(int) options; 214 syscallarg(netbsd32_rusagep_t) rusage; 215 } */ *uap = v; 216 217 if (SCARG(uap, pid) == 0) 218 SCARG(uap, pid) = WAIT_ANY; 219 return (netbsd32_wait4(l, uap, retval)); 220 } 221 222 int 223 sunos32_sys_creat(l, v, retval) 224 struct lwp *l; 225 void *v; 226 register_t *retval; 227 { 228 struct sunos32_sys_creat_args /* { 229 syscallarg(const netbsd32_charp) path; 230 syscallarg(int) mode; 231 } */ *uap = v; 232 struct proc *p = l->l_proc; 233 struct sys_open_args ua; 234 caddr_t sg = stackgap_init(p, 0); 235 236 SUNOS32TOP_UAP(path, const char); 237 SCARG(&ua, flags) = O_WRONLY | O_CREAT | O_TRUNC; 238 SUNOS32TO64_UAP(mode); 239 240 SUNOS32_CHECK_ALT_CREAT(l, &sg, SCARG(&ua, path)); 241 242 return (sys_open(l, &ua, retval)); 243 } 244 245 int 246 sunos32_sys_access(l, v, retval) 247 struct lwp *l; 248 void *v; 249 register_t *retval; 250 { 251 struct sunos32_sys_access_args /* { 252 syscallarg(const netbsd32_charp) path; 253 syscallarg(int) flags; 254 } */ *uap = v; 255 struct proc *p = l->l_proc; 256 struct sys_access_args ua; 257 caddr_t sg = stackgap_init(p, 0); 258 259 SUNOS32TOP_UAP(path, const char); 260 SUNOS32TO64_UAP(flags); 261 SUNOS32_CHECK_ALT_EXIST(l, &sg, SCARG(&ua, path)); 262 263 return (sys_access(l, &ua, retval)); 264 } 265 266 static inline void sunos32_from___stat13 __P((struct stat *, struct netbsd32_stat43 *)); 267 268 static inline void 269 sunos32_from___stat13(sbp, sb32p) 270 struct stat *sbp; 271 struct netbsd32_stat43 *sb32p; 272 { 273 sb32p->st_dev = sbp->st_dev; 274 sb32p->st_ino = sbp->st_ino; 275 sb32p->st_mode = sbp->st_mode; 276 sb32p->st_nlink = sbp->st_nlink; 277 sb32p->st_uid = sbp->st_uid; 278 sb32p->st_gid = sbp->st_gid; 279 sb32p->st_rdev = sbp->st_rdev; 280 if (sbp->st_size < (quad_t)1 << 32) 281 sb32p->st_size = sbp->st_size; 282 else 283 sb32p->st_size = -2; 284 sb32p->st_atimespec.tv_sec = (netbsd32_time_t)sbp->st_atimespec.tv_sec; 285 sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec; 286 sb32p->st_mtimespec.tv_sec = (netbsd32_time_t)sbp->st_mtimespec.tv_sec; 287 sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec; 288 sb32p->st_ctimespec.tv_sec = (netbsd32_time_t)sbp->st_ctimespec.tv_sec; 289 sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec; 290 sb32p->st_blksize = sbp->st_blksize; 291 sb32p->st_blocks = sbp->st_blocks; 292 sb32p->st_flags = sbp->st_flags; 293 sb32p->st_gen = sbp->st_gen; 294 } 295 296 297 int 298 sunos32_sys_stat(l, v, retval) 299 struct lwp *l; 300 void *v; 301 register_t *retval; 302 { 303 struct sunos32_sys_stat_args /* { 304 syscallarg(const netbsd32_charp) path; 305 syscallarg(netbsd32_stat43p_t) ub; 306 } */ *uap = v; 307 struct proc *p = l->l_proc; 308 struct netbsd32_stat43 sb32; 309 struct stat sb; 310 struct nameidata nd; 311 caddr_t sg; 312 const char *path; 313 int error; 314 315 path = (char *)(u_long)SCARG(uap, path); 316 sg = stackgap_init(p, 0); 317 SUNOS32_CHECK_ALT_EXIST(l, &sg, path); 318 319 NDINIT(&nd, LOOKUP, FOLLOW | LOCKLEAF, UIO_USERSPACE, path, l); 320 if ((error = namei(&nd)) != 0) 321 return (error); 322 error = vn_stat(nd.ni_vp, &sb, l); 323 vput(nd.ni_vp); 324 if (error) 325 return (error); 326 sunos32_from___stat13(&sb, &sb32); 327 error = copyout((caddr_t)&sb32, (caddr_t)(u_long)SCARG(uap, ub), sizeof (sb32)); 328 return (error); 329 } 330 331 int 332 sunos32_sys_lstat(l, v, retval) 333 struct lwp *l; 334 void *v; 335 register_t *retval; 336 { 337 struct sunos32_sys_lstat_args /* { 338 syscallarg(const netbsd32_charp) path; 339 syscallarg(netbsd32_stat43p_t) ub; 340 } */ *uap = v; 341 struct vnode *vp, *dvp; 342 struct proc *p = l->l_proc; 343 struct stat sb, sb1; 344 struct netbsd32_stat43 sb32; 345 int error; 346 struct nameidata nd; 347 int ndflags; 348 const char *path; 349 caddr_t sg; 350 351 path = (char *)(u_long)SCARG(uap, path); 352 sg = stackgap_init(p, 0); 353 SUNOS32_CHECK_ALT_EXIST(l, &sg, path); 354 355 ndflags = NOFOLLOW | LOCKLEAF | LOCKPARENT; 356 again: 357 NDINIT(&nd, LOOKUP, ndflags, UIO_USERSPACE, path, l); 358 if ((error = namei(&nd))) { 359 if (error == EISDIR && (ndflags & LOCKPARENT) != 0) { 360 /* 361 * Should only happen on '/'. Retry without LOCKPARENT; 362 * this is safe since the vnode won't be a VLNK. 363 */ 364 ndflags &= ~LOCKPARENT; 365 goto again; 366 } 367 return (error); 368 } 369 /* 370 * For symbolic links, always return the attributes of its 371 * containing directory, except for mode, size, and links. 372 */ 373 vp = nd.ni_vp; 374 dvp = nd.ni_dvp; 375 if (vp->v_type != VLNK) { 376 if ((ndflags & LOCKPARENT) != 0) { 377 if (dvp == vp) 378 vrele(dvp); 379 else 380 vput(dvp); 381 } 382 error = vn_stat(vp, &sb, l); 383 vput(vp); 384 if (error) 385 return (error); 386 } else { 387 error = vn_stat(dvp, &sb, l); 388 vput(dvp); 389 if (error) { 390 vput(vp); 391 return (error); 392 } 393 error = vn_stat(vp, &sb1, l); 394 vput(vp); 395 if (error) 396 return (error); 397 sb.st_mode &= ~S_IFDIR; 398 sb.st_mode |= S_IFLNK; 399 sb.st_nlink = sb1.st_nlink; 400 sb.st_size = sb1.st_size; 401 sb.st_blocks = sb1.st_blocks; 402 } 403 sunos32_from___stat13(&sb, &sb32); 404 error = copyout((caddr_t)&sb32, (caddr_t)(u_long)SCARG(uap, ub), sizeof (sb32)); 405 return (error); 406 } 407 408 static int 409 sunos32_execve_fetch_element(char * const *array, size_t index, char **value) 410 { 411 int error; 412 netbsd32_charp const *a32 = (void const *)array; 413 netbsd32_charp e; 414 415 error = copyin(a32 + index, &e, sizeof(e)); 416 if (error) 417 return error; 418 *value = (char *)(u_long)(u_int)e; 419 return 0; 420 } 421 422 int 423 sunos32_sys_execv(l, v, retval) 424 struct lwp *l; 425 void *v; 426 register_t *retval; 427 { 428 struct sunos32_sys_execv_args /* { 429 syscallarg(const char *) path; 430 syscallarg(char **) argv; 431 } */ *uap = v; 432 struct proc *p = l->l_proc; 433 const char *path = (const char *)(u_long)(u_int)SCARG(uap, path); 434 caddr_t sg; 435 436 sg = stackgap_init(p, 0); 437 SUNOS32_CHECK_ALT_EXIST(l, &sg, path); 438 439 return execve1(l, path, (char **)(u_long)(u_int)SCARG(uap, argp), NULL, 440 sunos32_execve_fetch_element); 441 } 442 443 int 444 sunos32_sys_execve(l, v, retval) 445 struct lwp *l; 446 void *v; 447 register_t *retval; 448 { 449 struct sunos32_sys_execve_args /* { 450 syscallarg(const char *) path; 451 syscallarg(char **) argv; 452 syscallarg(char **) envp; 453 } */ *uap = v; 454 struct proc *p = l->l_proc; 455 const char *path = (const char *)(u_long)(u_int)SCARG(uap, path); 456 caddr_t sg; 457 458 sg = stackgap_init(p, 0); 459 SUNOS32_CHECK_ALT_EXIST(l, &sg, path); 460 461 return execve1(l, path, (char **)(u_long)(u_int)SCARG(uap, argp), 462 (char **)(u_long)(u_int)SCARG(uap, envp), 463 sunos32_execve_fetch_element); 464 } 465 466 int 467 sunos32_sys_omsync(l, v, retval) 468 struct lwp *l; 469 void *v; 470 register_t *retval; 471 { 472 struct sunos32_sys_omsync_args /* { 473 syscallarg(netbsd32_caddr_t) addr; 474 syscallarg(netbsd32_size_t) len; 475 syscallarg(int) flags; 476 } */ *uap = v; 477 struct netbsd32___msync13_args ouap; 478 479 SCARG(&ouap, addr) = SCARG(uap, addr); 480 SCARG(&ouap, len) = SCARG(uap, len); 481 SCARG(&ouap, flags) = SCARG(uap, flags); 482 483 return (netbsd32___msync13(l, &ouap, retval)); 484 } 485 486 int 487 sunos32_sys_unmount(l, v, retval) 488 struct lwp *l; 489 void *v; 490 register_t *retval; 491 { 492 struct sunos32_sys_unmount_args /* { 493 syscallarg(netbsd32_charp) path; 494 } */ *uap = v; 495 struct sys_unmount_args ua; 496 497 SUNOS32TOP_UAP(path, const char); 498 SCARG(&ua, flags) = 0; 499 500 return (sys_unmount(l, &ua, retval)); 501 } 502 503 /* 504 * Conversion table for SunOS NFS mount flags. 505 */ 506 static struct { 507 int sun_flg; 508 int bsd_flg; 509 } sunnfs_flgtab[] = { 510 { SUNNFS_SOFT, NFSMNT_SOFT }, 511 { SUNNFS_WSIZE, NFSMNT_WSIZE }, 512 { SUNNFS_RSIZE, NFSMNT_RSIZE }, 513 { SUNNFS_TIMEO, NFSMNT_TIMEO }, 514 { SUNNFS_RETRANS, NFSMNT_RETRANS }, 515 { SUNNFS_HOSTNAME, 0 }, /* Ignored */ 516 { SUNNFS_INT, NFSMNT_INT }, 517 { SUNNFS_NOAC, 0 }, /* Ignored */ 518 { SUNNFS_ACREGMIN, 0 }, /* Ignored */ 519 { SUNNFS_ACREGMAX, 0 }, /* Ignored */ 520 { SUNNFS_ACDIRMIN, 0 }, /* Ignored */ 521 { SUNNFS_ACDIRMAX, 0 }, /* Ignored */ 522 { SUNNFS_SECURE, 0 }, /* Ignored */ 523 { SUNNFS_NOCTO, 0 }, /* Ignored */ 524 { SUNNFS_POSIX, 0 } /* Ignored */ 525 }; 526 527 int 528 sunos32_sys_mount(l, v, retval) 529 struct lwp *l; 530 void *v; 531 register_t *retval; 532 { 533 struct sunos32_sys_mount_args /* { 534 syscallarg(netbsd32_charp) type; 535 syscallarg(netbsd32_charp) path; 536 syscallarg(int) flags; 537 syscallarg(netbsd32_caddr_t) data; 538 } */ *uap = v; 539 struct proc *p = l->l_proc; 540 struct sys_mount_args ua; 541 int oflags = SCARG(uap, flags), nflags, error; 542 char fsname[MFSNAMELEN]; 543 caddr_t sg = stackgap_init(p, 0); 544 545 if (oflags & (SUNM_NOSUB | SUNM_SYS5)) 546 return (EINVAL); 547 if ((oflags & SUNM_NEWTYPE) == 0) 548 return (EINVAL); 549 nflags = 0; 550 if (oflags & SUNM_RDONLY) 551 nflags |= MNT_RDONLY; 552 if (oflags & SUNM_NOSUID) 553 nflags |= MNT_NOSUID; 554 if (oflags & SUNM_REMOUNT) 555 nflags |= MNT_UPDATE; 556 SCARG(uap, flags) = nflags; 557 558 error = copyinstr((caddr_t)(u_long)SCARG(uap, type), fsname, 559 sizeof fsname, (size_t *)0); 560 if (error) 561 return (error); 562 563 if (strncmp(fsname, "4.2", sizeof fsname) == 0) { 564 SCARG(uap, type) = (netbsd32_charp)(u_long)stackgap_alloc(p, &sg, sizeof("ffs")); 565 error = copyout("ffs", (caddr_t)(u_long)SCARG(uap, type), sizeof("ffs")); 566 if (error) 567 return (error); 568 } else if (strncmp(fsname, "nfs", sizeof fsname) == 0) { 569 struct sunos_nfs_args sna; 570 struct sockaddr_in sain; 571 struct nfs_args na; /* XXX */ 572 struct sockaddr sa; 573 int n; 574 575 error = copyin((caddr_t)(u_long)SCARG(uap, data), &sna, sizeof sna); 576 if (error) 577 return (error); 578 error = copyin(sna.addr, &sain, sizeof sain); 579 if (error) 580 return (error); 581 memcpy(&sa, &sain, sizeof sa); 582 sa.sa_len = sizeof(sain); 583 SCARG(uap, data) = (netbsd32_charp)(u_long)stackgap_alloc(p, &sg, sizeof(na)); 584 na.version = NFS_ARGSVERSION; 585 na.addr = stackgap_alloc(p, &sg, sizeof(struct sockaddr)); 586 na.addrlen = sizeof(struct sockaddr); 587 na.sotype = SOCK_DGRAM; 588 na.proto = IPPROTO_UDP; 589 na.fh = (void *)sna.fh; 590 na.fhsize = NFSX_V2FH; 591 na.flags = 0; 592 n = sizeof(sunnfs_flgtab) / sizeof(sunnfs_flgtab[0]); 593 while (--n >= 0) 594 if (sna.flags & sunnfs_flgtab[n].sun_flg) 595 na.flags |= sunnfs_flgtab[n].bsd_flg; 596 na.wsize = sna.wsize; 597 na.rsize = sna.rsize; 598 if (na.flags & NFSMNT_RSIZE) { 599 na.flags |= NFSMNT_READDIRSIZE; 600 na.readdirsize = na.rsize; 601 } 602 na.timeo = sna.timeo; 603 na.retrans = sna.retrans; 604 na.hostname = (char *)(u_long)sna.hostname; 605 606 error = copyout(&sa, na.addr, sizeof sa); 607 if (error) 608 return (error); 609 error = copyout(&na, (caddr_t)(u_long)SCARG(uap, data), sizeof na); 610 if (error) 611 return (error); 612 } 613 SUNOS32TOP_UAP(type, const char); 614 SUNOS32TOP_UAP(path, const char); 615 SUNOS32TO64_UAP(flags); 616 SUNOS32TOP_UAP(data, void); 617 return (sys_mount(l, &ua, retval)); 618 } 619 620 #if defined(NFS) 621 int 622 async_daemon(l, v, retval) 623 struct lwp *l; 624 void *v; 625 register_t *retval; 626 { 627 struct netbsd32_nfssvc_args ouap; 628 629 SCARG(&ouap, flag) = NFSSVC_BIOD; 630 SCARG(&ouap, argp) = 0; 631 632 return (netbsd32_nfssvc(l, &ouap, retval)); 633 } 634 #endif /* NFS */ 635 636 void native_to_sunos_sigset __P((const sigset_t *, int *)); 637 void sunos_to_native_sigset __P((const int, sigset_t *)); 638 639 inline void 640 native_to_sunos_sigset(ss, mask) 641 const sigset_t *ss; 642 int *mask; 643 { 644 *mask = ss->__bits[0]; 645 } 646 647 inline void 648 sunos_to_native_sigset(mask, ss) 649 const int mask; 650 sigset_t *ss; 651 { 652 653 ss->__bits[0] = mask; 654 ss->__bits[1] = 0; 655 ss->__bits[2] = 0; 656 ss->__bits[3] = 0; 657 } 658 659 int 660 sunos32_sys_sigpending(l, v, retval) 661 struct lwp *l; 662 void *v; 663 register_t *retval; 664 { 665 struct sunos32_sys_sigpending_args /* { 666 syscallarg(netbsd32_intp) mask; 667 } */ *uap = v; 668 struct proc *p = l->l_proc; 669 sigset_t ss; 670 int mask; 671 672 sigpending1(p, &ss); 673 native_to_sunos_sigset(&ss, &mask); 674 675 return (copyout((caddr_t)(u_long)&mask, (caddr_t)(u_long)SCARG(uap, mask), sizeof(int))); 676 } 677 678 int 679 sunos32_sys_sigsuspend(l, v, retval) 680 struct lwp *l; 681 void *v; 682 register_t *retval; 683 { 684 struct sunos32_sys_sigsuspend_args /* { 685 syscallarg(int) mask; 686 } */ *uap = v; 687 int mask; 688 struct proc *p = l->l_proc; 689 sigset_t ss; 690 691 mask = SCARG(uap, mask); 692 sunos_to_native_sigset(mask, &ss); 693 return (sigsuspend1(p, &ss)); 694 } 695 696 /* 697 * Read Sun-style directory entries. We suck them into kernel space so 698 * that they can be massaged before being copied out to user code. Like 699 * SunOS, we squish out `empty' entries. 700 * 701 * This is quite ugly, but what do you expect from compatibility code? 702 */ 703 int 704 sunos32_sys_getdents(l, v, retval) 705 struct lwp *l; 706 void *v; 707 register_t *retval; 708 { 709 struct sunos32_sys_getdents_args /* { 710 syscallarg(int) fd; 711 syscallarg(netbsd32_charp) buf; 712 syscallarg(int) nbytes; 713 } */ *uap = v; 714 struct proc *p = l->l_proc; 715 struct dirent *bdp; 716 struct vnode *vp; 717 caddr_t inp, sbuf; /* BSD-format */ 718 int len, reclen; /* BSD-format */ 719 caddr_t outp; /* Sun-format */ 720 int resid, sunos_reclen;/* Sun-format */ 721 struct file *fp; 722 struct uio auio; 723 struct iovec aiov; 724 struct sunos32_dirent idb; 725 off_t off; /* true file offset */ 726 int buflen, error, eofflag; 727 off_t *cookiebuf, *cookie; 728 int ncookies; 729 730 /* getvnode() will use the descriptor for us */ 731 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0) 732 return (error); 733 734 if ((fp->f_flag & FREAD) == 0) { 735 error = EBADF; 736 goto out1; 737 } 738 739 vp = (struct vnode *)fp->f_data; 740 if (vp->v_type != VDIR) { 741 error = EINVAL; 742 goto out1; 743 } 744 745 buflen = min(MAXBSIZE, SCARG(uap, nbytes)); 746 sbuf = malloc(buflen, M_TEMP, M_WAITOK); 747 vn_lock(vp, LK_EXCLUSIVE | LK_RETRY); 748 off = fp->f_offset; 749 again: 750 aiov.iov_base = sbuf; 751 aiov.iov_len = buflen; 752 auio.uio_iov = &aiov; 753 auio.uio_iovcnt = 1; 754 auio.uio_rw = UIO_READ; 755 auio.uio_resid = buflen; 756 auio.uio_offset = off; 757 UIO_SETUP_SYSSPACE(&auio); 758 /* 759 * First we read into the malloc'ed buffer, then 760 * we massage it into user space, one record at a time. 761 */ 762 error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf, 763 &ncookies); 764 if (error) 765 goto out; 766 767 inp = sbuf; 768 outp = (caddr_t)(u_long)SCARG(uap, buf); 769 resid = SCARG(uap, nbytes); 770 if ((len = buflen - auio.uio_resid) == 0) 771 goto eof; 772 773 for (cookie = cookiebuf; len > 0; len -= reclen) { 774 bdp = (struct dirent *)inp; 775 reclen = bdp->d_reclen; 776 if (reclen & 3) 777 panic("sunos_getdents"); 778 if (cookie && (*cookie >> 32) != 0) { 779 compat_offseterr(vp, "sunos_getdents"); 780 error = EINVAL; 781 goto out; 782 } 783 if (bdp->d_fileno == 0) { 784 inp += reclen; /* it is a hole; squish it out */ 785 if (cookie) 786 off = *cookie++; 787 else 788 off += reclen; 789 continue; 790 } 791 sunos_reclen = SUNOS32_RECLEN(&idb, bdp->d_namlen); 792 if (reclen > len || resid < sunos_reclen) { 793 /* entry too big for buffer, so just stop */ 794 outp++; 795 break; 796 } 797 if (cookie) 798 off = *cookie++; /* each entry points to next */ 799 else 800 off += reclen; 801 /* 802 * Massage in place to make a Sun-shaped dirent (otherwise 803 * we have to worry about touching user memory outside of 804 * the copyout() call). 805 */ 806 idb.d_fileno = bdp->d_fileno; 807 idb.d_off = off; 808 idb.d_reclen = sunos_reclen; 809 idb.d_namlen = bdp->d_namlen; 810 strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name)); 811 if ((error = copyout((caddr_t)&idb, outp, sunos_reclen)) != 0) 812 goto out; 813 /* advance past this real entry */ 814 inp += reclen; 815 /* advance output past Sun-shaped entry */ 816 outp += sunos_reclen; 817 resid -= sunos_reclen; 818 } 819 820 /* if we squished out the whole block, try again */ 821 if (outp == (caddr_t)(u_long)SCARG(uap, buf)) 822 goto again; 823 fp->f_offset = off; /* update the vnode offset */ 824 825 eof: 826 *retval = SCARG(uap, nbytes) - resid; 827 out: 828 VOP_UNLOCK(vp, 0); 829 free(cookiebuf, M_TEMP); 830 free(sbuf, M_TEMP); 831 out1: 832 FILE_UNUSE(fp, l); 833 return (error); 834 } 835 836 #define SUNOS32__MAP_NEW 0x80000000 /* if not, old mmap & cannot handle */ 837 838 int 839 sunos32_sys_mmap(l, v, retval) 840 struct lwp *l; 841 void *v; 842 register_t *retval; 843 { 844 struct sunos32_sys_mmap_args /* { 845 syscallarg(netbsd32_voidp) addr; 846 syscallarg(netbsd32_size_t) len; 847 syscallarg(int) prot; 848 syscallarg(int) flags; 849 syscallarg(int) fd; 850 syscallarg(netbsd32_long) pos; 851 } */ *uap = v; 852 struct sys_mmap_args ua; 853 int error; 854 855 /* 856 * Verify the arguments. 857 */ 858 if (SCARG(uap, prot) & ~(PROT_READ|PROT_WRITE|PROT_EXEC)) 859 return (EINVAL); /* XXX still needed? */ 860 861 if ((SCARG(uap, flags) & SUNOS32__MAP_NEW) == 0) 862 return (EINVAL); 863 864 SUNOS32TOP_UAP(addr, void); 865 SUNOS32TOX_UAP(len, size_t); 866 SUNOS32TO64_UAP(prot); 867 SCARG(&ua, flags) = SCARG(uap, flags) & ~SUNOS32__MAP_NEW; 868 SUNOS32TO64_UAP(fd); 869 SCARG(&ua, pad) = 0; 870 SUNOS32TOX_UAP(pos, off_t); 871 872 error = sys_mmap(l, &ua, retval); 873 if ((u_long)*retval > (u_long)UINT_MAX) { 874 printf("sunos32_mmap: retval out of range: 0x%lx", 875 (u_long)*retval); 876 /* Should try to recover and return an error here. */ 877 } 878 return (error); 879 } 880 881 #define MC_SYNC 1 882 #define MC_LOCK 2 883 #define MC_UNLOCK 3 884 #define MC_ADVISE 4 885 #define MC_LOCKAS 5 886 #define MC_UNLOCKAS 6 887 888 int 889 sunos32_sys_mctl(l, v, retval) 890 struct lwp *l; 891 void *v; 892 register_t *retval; 893 { 894 struct sunos32_sys_mctl_args /* { 895 syscallarg(netbsd32_voidp) addr; 896 syscallarg(int) len; 897 syscallarg(int) func; 898 syscallarg(netbsd32_voidp) arg; 899 } */ *uap = v; 900 901 switch (SCARG(uap, func)) { 902 case MC_ADVISE: /* ignore for now */ 903 return (0); 904 case MC_SYNC: /* translate to msync */ 905 return (netbsd32___msync13(l, uap, retval)); 906 default: 907 return (EINVAL); 908 } 909 } 910 911 int 912 sunos32_sys_setsockopt(l, v, retval) 913 struct lwp *l; 914 void *v; 915 register_t *retval; 916 { 917 struct sunos32_sys_setsockopt_args /* { 918 syscallarg(int) s; 919 syscallarg(int) level; 920 syscallarg(int) name; 921 syscallarg(netbsd32_caddr_t) val; 922 syscallarg(int) valsize; 923 } */ *uap = v; 924 struct proc *p = l->l_proc; 925 struct file *fp; 926 struct mbuf *m = NULL; 927 int error; 928 929 /* getsock() will use the descriptor for us */ 930 if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)) != 0) 931 return (error); 932 #define SO_DONTLINGER (~SO_LINGER) 933 if (SCARG(uap, name) == SO_DONTLINGER) { 934 m = m_get(M_WAIT, MT_SOOPTS); 935 mtod(m, struct linger *)->l_onoff = 0; 936 m->m_len = sizeof(struct linger); 937 error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level), 938 SO_LINGER, m); 939 goto out; 940 } 941 if (SCARG(uap, level) == IPPROTO_IP) { 942 #define SUNOS_IP_MULTICAST_IF 2 943 #define SUNOS_IP_MULTICAST_TTL 3 944 #define SUNOS_IP_MULTICAST_LOOP 4 945 #define SUNOS_IP_ADD_MEMBERSHIP 5 946 #define SUNOS_IP_DROP_MEMBERSHIP 6 947 static const int ipoptxlat[] = { 948 IP_MULTICAST_IF, 949 IP_MULTICAST_TTL, 950 IP_MULTICAST_LOOP, 951 IP_ADD_MEMBERSHIP, 952 IP_DROP_MEMBERSHIP 953 }; 954 if (SCARG(uap, name) >= SUNOS_IP_MULTICAST_IF && 955 SCARG(uap, name) <= SUNOS_IP_DROP_MEMBERSHIP) { 956 SCARG(uap, name) = 957 ipoptxlat[SCARG(uap, name) - SUNOS_IP_MULTICAST_IF]; 958 } 959 } 960 if (SCARG(uap, valsize) > MLEN) { 961 error = EINVAL; 962 goto out; 963 } 964 if (SCARG(uap, val)) { 965 m = m_get(M_WAIT, MT_SOOPTS); 966 error = copyin((caddr_t)(u_long)SCARG(uap, val), mtod(m, caddr_t), 967 (u_int)SCARG(uap, valsize)); 968 if (error) { 969 (void) m_free(m); 970 goto out; 971 } 972 m->m_len = SCARG(uap, valsize); 973 } 974 error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level), 975 SCARG(uap, name), m); 976 out: 977 FILE_UNUSE(fp, l); 978 return (error); 979 } 980 981 static inline int sunos32_sys_socket_common(struct lwp *, register_t *, 982 int type); 983 static inline int 984 sunos32_sys_socket_common(l, retval, type) 985 struct lwp *l; 986 register_t *retval; 987 int type; 988 { 989 struct socket *so; 990 struct proc *p = l->l_proc; 991 struct file *fp; 992 int error, fd; 993 994 /* getsock() will use the descriptor for us */ 995 fd = (int)*retval; 996 if ((error = getsock(p->p_fd, fd, &fp)) == 0) { 997 so = (struct socket *)fp->f_data; 998 if (type == SOCK_DGRAM) 999 so->so_options |= SO_BROADCAST; 1000 } 1001 FILE_UNUSE(fp, l); 1002 return (error); 1003 } 1004 1005 int 1006 sunos32_sys_socket(l, v, retval) 1007 struct lwp *l; 1008 void *v; 1009 register_t *retval; 1010 { 1011 struct sunos32_sys_socket_args /* { 1012 syscallarg(int) domain; 1013 syscallarg(int) type; 1014 syscallarg(int) protocol; 1015 } */ *uap = v; 1016 int error; 1017 1018 error = netbsd32_socket(l, v, retval); 1019 if (error) 1020 return (error); 1021 return sunos32_sys_socket_common(l, retval, SCARG(uap, type)); 1022 } 1023 1024 int 1025 sunos32_sys_socketpair(l, v, retval) 1026 struct lwp *l; 1027 void *v; 1028 register_t *retval; 1029 { 1030 struct sunos32_sys_socketpair_args /* { 1031 syscallarg(int) domain; 1032 syscallarg(int) type; 1033 syscallarg(int) protocol; 1034 syscallarg(int *) rsv; 1035 } */ *uap = v; 1036 int error; 1037 1038 error = netbsd32_socketpair(l, v, retval); 1039 if (error) 1040 return (error); 1041 return sunos32_sys_socket_common(l, retval, SCARG(uap, type)); 1042 } 1043 1044 1045 /* 1046 * XXX: This needs cleaning up. 1047 */ 1048 int 1049 sunos32_sys_auditsys(l, v, retval) 1050 struct lwp *l; 1051 void *v; 1052 register_t *retval; 1053 { 1054 return 0; 1055 } 1056 1057 int 1058 sunos32_sys_uname(l, v, retval) 1059 struct lwp *l; 1060 void *v; 1061 register_t *retval; 1062 { 1063 struct sunos32_sys_uname_args /* { 1064 syscallarg(sunos32_utsnamep_t) name; 1065 } */ *uap = v; 1066 struct sunos_utsname sut; 1067 1068 memset(&sut, 0, sizeof(sut)); 1069 1070 memcpy(sut.sysname, ostype, sizeof(sut.sysname) - 1); 1071 memcpy(sut.nodename, hostname, sizeof(sut.nodename)); 1072 sut.nodename[sizeof(sut.nodename)-1] = '\0'; 1073 memcpy(sut.release, osrelease, sizeof(sut.release) - 1); 1074 memcpy(sut.version, "1", sizeof(sut.version) - 1); 1075 memcpy(sut.machine, machine, sizeof(sut.machine) - 1); 1076 1077 return copyout((caddr_t)&sut, (caddr_t)(u_long)SCARG(uap, name), 1078 sizeof(struct sunos_utsname)); 1079 } 1080 1081 int 1082 sunos32_sys_setpgrp(l, v, retval) 1083 struct lwp *l; 1084 void *v; 1085 register_t *retval; 1086 { 1087 struct sunos32_sys_setpgrp_args /* { 1088 syscallarg(int) pid; 1089 syscallarg(int) pgid; 1090 } */ *uap = v; 1091 struct proc *p = l->l_proc; 1092 1093 /* 1094 * difference to our setpgid call is to include backwards 1095 * compatibility to pre-setsid() binaries. Do setsid() 1096 * instead of setpgid() in those cases where the process 1097 * tries to create a new session the old way. 1098 */ 1099 if (!SCARG(uap, pgid) && 1100 (!SCARG(uap, pid) || SCARG(uap, pid) == p->p_pid)) 1101 return sys_setsid(l, uap, retval); 1102 else 1103 return netbsd32_setpgid(l, uap, retval); 1104 } 1105 1106 int 1107 sunos32_sys_open(l, v, retval) 1108 struct lwp *l; 1109 void *v; 1110 register_t *retval; 1111 { 1112 struct sunos32_sys_open_args /* { 1113 syscallarg(const netbsd32_charp) path; 1114 syscallarg(int) flags; 1115 syscallarg(int) mode; 1116 } */ *uap = v; 1117 struct proc *p = l->l_proc; 1118 struct sys_open_args ua; 1119 int lf, r; 1120 int noctty; 1121 int ret; 1122 caddr_t sg = stackgap_init(p, 0); 1123 1124 /* convert mode into NetBSD mode */ 1125 lf = SCARG(uap, flags); 1126 noctty = lf & 0x8000; 1127 r = (lf & (0x0001 | 0x0002 | 0x0008 | 0x0040 | 0x0200 | 0x0400 | 0x0800)); 1128 r |= ((lf & (0x0004 | 0x1000 | 0x4000)) ? O_NONBLOCK : 0); 1129 r |= ((lf & 0x0080) ? O_SHLOCK : 0); 1130 r |= ((lf & 0x0100) ? O_EXLOCK : 0); 1131 r |= ((lf & 0x2000) ? O_FSYNC : 0); 1132 1133 SUNOS32TOP_UAP(path, const char); 1134 SCARG(&ua, flags) = r; 1135 SUNOS32TO64_UAP(mode); 1136 1137 if (r & O_CREAT) 1138 SUNOS32_CHECK_ALT_CREAT(l, &sg, SCARG(&ua, path)); 1139 else 1140 SUNOS32_CHECK_ALT_EXIST(l, &sg, SCARG(&ua, path)); 1141 1142 ret = sys_open(l, &ua, retval); 1143 1144 if (!ret && !noctty && SESS_LEADER(p) && !(p->p_flag & P_CONTROLT)) { 1145 struct filedesc *fdp = p->p_fd; 1146 struct file *fp; 1147 1148 fp = fd_getfile(fdp, *retval); 1149 1150 /* ignore any error, just give it a try */ 1151 if (fp != NULL && fp->f_type == DTYPE_VNODE) 1152 (fp->f_ops->fo_ioctl)(fp, TIOCSCTTY, (caddr_t)0, l); 1153 } 1154 return ret; 1155 } 1156 1157 #if defined (NFSSERVER) 1158 int 1159 sunos32_sys_nfssvc(l, v, retval) 1160 struct lwp *l; 1161 void *v; 1162 register_t *retval; 1163 { 1164 #if 0 1165 struct sunos32_sys_nfssvc_args *uap = v; 1166 struct emul *e = p->p_emul; 1167 struct sys_nfssvc_args outuap; 1168 struct sockaddr sa; 1169 int error; 1170 caddr_t sg = stackgap_init(p, 0); 1171 1172 memset(&outuap, 0, sizeof outuap); 1173 SCARG(&outuap, fd) = SCARG(uap, fd); 1174 SCARG(&outuap, mskval) = stackgap_alloc(p, &sg, sizeof(sa)); 1175 SCARG(&outuap, msklen) = sizeof(sa); 1176 SCARG(&outuap, mtchval) = stackgap_alloc(p, &sg, sizeof(sa)); 1177 SCARG(&outuap, mtchlen) = sizeof(sa); 1178 1179 memset(&sa, 0, sizeof sa); 1180 if (error = copyout(&sa, SCARG(&outuap, mskval), SCARG(&outuap, msklen))) 1181 return (error); 1182 if (error = copyout(&sa, SCARG(&outuap, mtchval), SCARG(&outuap, mtchlen))) 1183 return (error); 1184 1185 return nfssvc(l, &outuap, retval); 1186 #else 1187 return (ENOSYS); 1188 #endif 1189 } 1190 #endif /* NFSSERVER */ 1191 1192 int 1193 sunos32_sys_ustat(l, v, retval) 1194 struct lwp *l; 1195 void *v; 1196 register_t *retval; 1197 { 1198 struct sunos32_sys_ustat_args /* { 1199 syscallarg(int) dev; 1200 syscallarg(sunos32_ustatp_t) buf; 1201 } */ *uap = v; 1202 struct sunos_ustat us; 1203 int error; 1204 1205 memset(&us, 0, sizeof us); 1206 1207 /* 1208 * XXX: should set f_tfree and f_tinode at least 1209 * How do we translate dev -> fstat? (and then to sunos_ustat) 1210 */ 1211 1212 if ((error = copyout(&us, (caddr_t)(u_long)SCARG(uap, buf), sizeof us)) != 0) 1213 return (error); 1214 return 0; 1215 } 1216 1217 int 1218 sunos32_sys_quotactl(l, v, retval) 1219 struct lwp *l; 1220 void *v; 1221 register_t *retval; 1222 { 1223 1224 return EINVAL; 1225 } 1226 1227 int 1228 sunos32_sys_vhangup(l, v, retval) 1229 struct lwp *l; 1230 void *v; 1231 register_t *retval; 1232 { 1233 struct proc *p = l->l_proc; 1234 struct session *sp = p->p_session; 1235 1236 if (sp->s_ttyvp == 0) 1237 return 0; 1238 1239 if (sp->s_ttyp && sp->s_ttyp->t_session == sp && sp->s_ttyp->t_pgrp) 1240 pgsignal(sp->s_ttyp->t_pgrp, SIGHUP, 1); 1241 1242 (void) ttywait(sp->s_ttyp); 1243 if (sp->s_ttyvp) 1244 VOP_REVOKE(sp->s_ttyvp, REVOKEALL); 1245 if (sp->s_ttyvp) 1246 vrele(sp->s_ttyvp); 1247 sp->s_ttyvp = NULL; 1248 1249 return 0; 1250 } 1251 1252 static int 1253 sunstatfs(sp, sbuf) 1254 struct statvfs *sp; 1255 caddr_t sbuf; 1256 { 1257 struct sunos_statfs ssfs; 1258 1259 memset(&ssfs, 0, sizeof ssfs); 1260 ssfs.f_type = 0; 1261 ssfs.f_bsize = sp->f_bsize; 1262 ssfs.f_blocks = sp->f_blocks; 1263 ssfs.f_bfree = sp->f_bfree; 1264 ssfs.f_bavail = sp->f_bavail; 1265 ssfs.f_files = sp->f_files; 1266 ssfs.f_ffree = sp->f_ffree; 1267 ssfs.f_fsid = sp->f_fsidx; 1268 return copyout((caddr_t)&ssfs, sbuf, sizeof ssfs); 1269 } 1270 1271 int 1272 sunos32_sys_statfs(l, v, retval) 1273 struct lwp *l; 1274 void *v; 1275 register_t *retval; 1276 { 1277 struct sunos32_sys_statfs_args /* { 1278 syscallarg(const netbsd32_charp) path; 1279 syscallarg(sunos32_statfsp_t) buf; 1280 } */ *uap = v; 1281 struct proc *p = l->l_proc; 1282 struct mount *mp; 1283 struct statvfs *sp; 1284 int error; 1285 struct nameidata nd; 1286 struct sys_statvfs1_args ua; 1287 caddr_t sg; 1288 1289 sg = stackgap_init(p, 0); 1290 SUNOS32TOP_UAP(path, const char); 1291 SUNOS32_CHECK_ALT_EXIST(l, &sg, SCARG(&ua, path)); 1292 1293 NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, SCARG(&ua, path), l); 1294 if ((error = namei(&nd)) != 0) 1295 return (error); 1296 mp = nd.ni_vp->v_mount; 1297 sp = &mp->mnt_stat; 1298 vrele(nd.ni_vp); 1299 if ((error = VFS_STATVFS(mp, sp, l)) != 0) 1300 return (error); 1301 sp->f_flag = mp->mnt_flag & MNT_VISFLAGMASK; 1302 return sunstatfs(sp, (caddr_t)(u_long)SCARG(uap, buf)); 1303 } 1304 1305 int 1306 sunos32_sys_fstatfs(l, v, retval) 1307 struct lwp *l; 1308 void *v; 1309 register_t *retval; 1310 { 1311 struct sunos32_sys_fstatfs_args /* { 1312 syscallarg(int) fd; 1313 syscallarg(sunos32_statfsp_t) buf; 1314 } */ *uap = v; 1315 struct proc *p = l->l_proc; 1316 struct file *fp; 1317 struct mount *mp; 1318 struct statvfs *sp; 1319 int error; 1320 1321 /* getvnode() will use the descriptor for us */ 1322 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0) 1323 return (error); 1324 mp = ((struct vnode *)fp->f_data)->v_mount; 1325 sp = &mp->mnt_stat; 1326 if ((error = VFS_STATVFS(mp, sp, l)) != 0) 1327 goto out; 1328 sp->f_flag = mp->mnt_flag & MNT_VISFLAGMASK; 1329 error = sunstatfs(sp, (caddr_t)(u_long)SCARG(uap, buf)); 1330 out: 1331 FILE_UNUSE(fp, l); 1332 return (error); 1333 } 1334 1335 int 1336 sunos32_sys_exportfs(l, v, retval) 1337 struct lwp *l; 1338 void *v; 1339 register_t *retval; 1340 { 1341 /* 1342 * XXX: should perhaps translate into a mount(2) 1343 * with MOUNT_EXPORT? 1344 */ 1345 return 0; 1346 } 1347 1348 int 1349 sunos32_sys_mknod(l, v, retval) 1350 struct lwp *l; 1351 void *v; 1352 register_t *retval; 1353 { 1354 struct sunos32_sys_mknod_args /* { 1355 syscallarg(const netbsd32_charp) path; 1356 syscallarg(int) mode; 1357 syscallarg(int) dev; 1358 } */ *uap = v; 1359 struct proc *p = l->l_proc; 1360 struct sys_mknod_args ua; 1361 caddr_t sg; 1362 1363 sg = stackgap_init(p, 0); 1364 SUNOS32TOP_UAP(path, const char); 1365 SUNOS32TO64_UAP(mode); 1366 SUNOS32TO64_UAP(dev); 1367 SUNOS32_CHECK_ALT_CREAT(l, &sg, SCARG(&ua, path)); 1368 1369 /* netbsd32_mkfifo/mknod to not do alt checking */ 1370 if (S_ISFIFO(SCARG(uap, mode))) 1371 return netbsd32_mkfifo(l, (struct netbsd32_mkfifo_args *)uap, retval); 1372 1373 return netbsd32_mknod(l, (struct netbsd32_mknod_args *)uap, retval); 1374 } 1375 1376 #define SUNOS_SC_ARG_MAX 1 1377 #define SUNOS_SC_CHILD_MAX 2 1378 #define SUNOS_SC_CLK_TCK 3 1379 #define SUNOS_SC_NGROUPS_MAX 4 1380 #define SUNOS_SC_OPEN_MAX 5 1381 #define SUNOS_SC_JOB_CONTROL 6 1382 #define SUNOS_SC_SAVED_IDS 7 1383 #define SUNOS_SC_VERSION 8 1384 1385 int 1386 sunos32_sys_sysconf(l, v, retval) 1387 struct lwp *l; 1388 void *v; 1389 register_t *retval; 1390 { 1391 struct sunos32_sys_sysconf_args /* { 1392 syscallarg(int) name; 1393 } */ *uap = v; 1394 extern int maxfiles; 1395 1396 switch(SCARG(uap, name)) { 1397 case SUNOS_SC_ARG_MAX: 1398 *retval = ARG_MAX; 1399 break; 1400 case SUNOS_SC_CHILD_MAX: 1401 *retval = maxproc; 1402 break; 1403 case SUNOS_SC_CLK_TCK: 1404 *retval = 60; /* should this be `hz', ie. 100? */ 1405 break; 1406 case SUNOS_SC_NGROUPS_MAX: 1407 *retval = NGROUPS_MAX; 1408 break; 1409 case SUNOS_SC_OPEN_MAX: 1410 *retval = maxfiles; 1411 break; 1412 case SUNOS_SC_JOB_CONTROL: 1413 *retval = 1; 1414 break; 1415 case SUNOS_SC_SAVED_IDS: 1416 #ifdef _POSIX_SAVED_IDS 1417 *retval = 1; 1418 #else 1419 *retval = 0; 1420 #endif 1421 break; 1422 case SUNOS_SC_VERSION: 1423 *retval = 198808; 1424 break; 1425 default: 1426 return EINVAL; 1427 } 1428 return 0; 1429 } 1430 1431 #define SUNOS_RLIMIT_NOFILE 6 /* Other RLIMIT_* are the same */ 1432 #define SUNOS_RLIM_NLIMITS 7 1433 1434 int 1435 sunos32_sys_getrlimit(l, v, retval) 1436 struct lwp *l; 1437 void *v; 1438 register_t *retval; 1439 { 1440 struct sunos32_sys_getrlimit_args /* { 1441 syscallarg(u_int) which; 1442 syscallarg(netbsd32_orlimitp_t) rlp; 1443 } */ *uap = v; 1444 1445 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1446 return EINVAL; 1447 1448 if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE) 1449 SCARG(uap, which) = RLIMIT_NOFILE; 1450 1451 return compat_43_netbsd32_ogetrlimit(l, uap, retval); 1452 } 1453 1454 int 1455 sunos32_sys_setrlimit(l, v, retval) 1456 struct lwp *l; 1457 void *v; 1458 register_t *retval; 1459 { 1460 struct sunos32_sys_setrlimit_args /* { 1461 syscallarg(u_int) which; 1462 syscallarg(netbsd32_orlimitp_t) rlp; 1463 } */ *uap = v; 1464 1465 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1466 return EINVAL; 1467 1468 if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE) 1469 SCARG(uap, which) = RLIMIT_NOFILE; 1470 1471 return compat_43_netbsd32_osetrlimit(l, uap, retval); 1472 } 1473 1474 /* for the m68k machines */ 1475 #ifndef PT_GETFPREGS 1476 #define PT_GETFPREGS -1 1477 #endif 1478 #ifndef PT_SETFPREGS 1479 #define PT_SETFPREGS -1 1480 #endif 1481 1482 static const int sreq2breq[] = { 1483 PT_TRACE_ME, PT_READ_I, PT_READ_D, -1, 1484 PT_WRITE_I, PT_WRITE_D, -1, PT_CONTINUE, 1485 PT_KILL, -1, PT_ATTACH, PT_DETACH, 1486 PT_GETREGS, PT_SETREGS, PT_GETFPREGS, PT_SETFPREGS 1487 }; 1488 static const int nreqs = sizeof(sreq2breq) / sizeof(sreq2breq[0]); 1489 1490 int 1491 sunos32_sys_ptrace(l, v, retval) 1492 struct lwp *l; 1493 void *v; 1494 register_t *retval; 1495 { 1496 struct sunos32_sys_ptrace_args /* { 1497 syscallarg(int) req; 1498 syscallarg(pid_t) pid; 1499 syscallarg(netbsd32_caddr_t) addr; 1500 syscallarg(int) data; 1501 syscallarg(netbsd32_charp) addr2; 1502 } */ *uap = v; 1503 struct netbsd32_ptrace_args pa; 1504 int req; 1505 1506 req = SCARG(uap, req); 1507 1508 if (req < 0 || req >= nreqs) 1509 return (EINVAL); 1510 1511 req = sreq2breq[req]; 1512 if (req == -1) 1513 return (EINVAL); 1514 1515 SCARG(&pa, req) = req; 1516 SCARG(&pa, pid) = (pid_t)SCARG(uap, pid); 1517 SCARG(&pa, addr) = SCARG(uap, addr); 1518 SCARG(&pa, data) = SCARG(uap, data); 1519 1520 return netbsd32_ptrace(l, &pa, retval); 1521 } 1522 1523 /* 1524 * SunOS reboot system call (for compatibility). 1525 * Sun lets you pass in a boot string which the PROM 1526 * saves and provides to the next boot program. 1527 */ 1528 1529 #define SUNOS_RB_ASKNAME 0x001 1530 #define SUNOS_RB_SINGLE 0x002 1531 #define SUNOS_RB_NOSYNC 0x004 1532 #define SUNOS_RB_HALT 0x008 1533 #define SUNOS_RB_DUMP 0x080 1534 #define SUNOS_RB_STRING 0x200 1535 1536 static struct sunos_howto_conv { 1537 int sun_howto; 1538 int bsd_howto; 1539 } sunos_howto_conv[] = { 1540 { SUNOS_RB_ASKNAME, RB_ASKNAME }, 1541 { SUNOS_RB_SINGLE, RB_SINGLE }, 1542 { SUNOS_RB_NOSYNC, RB_NOSYNC }, 1543 { SUNOS_RB_HALT, RB_HALT }, 1544 { SUNOS_RB_DUMP, RB_DUMP }, 1545 { SUNOS_RB_STRING, RB_STRING }, 1546 { 0x000, 0 }, 1547 }; 1548 1549 int 1550 sunos32_sys_reboot(l, v, retval) 1551 struct lwp *l; 1552 void *v; 1553 register_t *retval; 1554 { 1555 struct sunos32_sys_reboot_args /* { 1556 syscallarg(int) howto; 1557 syscallarg(netbsd32_charp) bootstr; 1558 } */ *uap = v; 1559 struct proc *p = l->l_proc; 1560 struct sys_reboot_args ua; 1561 struct sunos_howto_conv *convp; 1562 int error, bsd_howto, sun_howto; 1563 char *bootstr; 1564 1565 if ((error = suser(p->p_ucred, &p->p_acflag)) != 0) 1566 return (error); 1567 1568 /* 1569 * Convert howto bits to BSD format. 1570 */ 1571 sun_howto = SCARG(uap, howto); 1572 bsd_howto = 0; 1573 convp = sunos_howto_conv; 1574 while (convp->sun_howto) { 1575 if (sun_howto & convp->sun_howto) 1576 bsd_howto |= convp->bsd_howto; 1577 convp++; 1578 } 1579 1580 /* 1581 * Sun RB_STRING (Get user supplied bootstring.) 1582 * If the machine supports passing a string to the 1583 * next booted kernel. 1584 */ 1585 if (sun_howto & SUNOS_RB_STRING) 1586 bootstr = (char *)(u_long)SCARG(uap, bootstr); 1587 else 1588 bootstr = NULL; 1589 1590 SCARG(&ua, opt) = bsd_howto; 1591 SCARG(&ua, bootstr) = bootstr; 1592 return (sys_reboot(l, &ua, retval)); 1593 } 1594 1595 /* 1596 * Generalized interface signal handler, 4.3-compatible. 1597 */ 1598 /* ARGSUSED */ 1599 int 1600 sunos32_sys_sigvec(l, v, retval) 1601 struct lwp *l; 1602 void *v; 1603 register_t *retval; 1604 { 1605 struct sunos32_sys_sigvec_args /* { 1606 syscallarg(int) signum; 1607 syscallarg(struct sigvec *) nsv; 1608 syscallarg(struct sigvec *) osv; 1609 } */ *uap = v; 1610 struct proc *p = l->l_proc; 1611 struct netbsd32_sigvec sv; 1612 struct sigaction nsa, osa; 1613 int error; 1614 1615 if (SCARG(uap, nsv)) { 1616 error = copyin((caddr_t)(u_long)SCARG(uap, nsv), &sv, sizeof(sv)); 1617 if (error != 0) 1618 return (error); 1619 1620 /* 1621 * SunOS uses the mask 0x0004 as SV_RESETHAND 1622 * meaning: `reset to SIG_DFL on delivery'. 1623 * We support only the bits in: 0xF 1624 * (those bits are the same as ours) 1625 */ 1626 if (sv.sv_flags & ~0xF) 1627 return (EINVAL); 1628 1629 sunos32_sigvec_to_sigaction(&sv, &nsa); 1630 } 1631 error = sigaction1(p, SCARG(uap, signum), 1632 SCARG(uap, nsv) ? &nsa : 0, 1633 SCARG(uap, osv) ? &osa : 0, 1634 NULL, 0); 1635 if (error != 0) 1636 return (error); 1637 1638 if (SCARG(uap, osv)) { 1639 sunos32_sigvec_from_sigaction(&sv, &osa); 1640 error = copyout(&sv, (caddr_t)(u_long)SCARG(uap, osv), sizeof(sv)); 1641 if (error != 0) 1642 return (error); 1643 } 1644 1645 return (0); 1646 } 1647