1 /* $NetBSD: sunos32_misc.c,v 1.9 2001/06/14 20:32:45 thorpej 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. All advertising materials mentioning features or use of this software 54 * must display the following acknowledgement: 55 * This product includes software developed by the University of 56 * California, Berkeley and its contributors. 57 * 4. Neither the name of the University nor the names of its contributors 58 * may be used to endorse or promote products derived from this software 59 * without specific prior written permission. 60 * 61 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 62 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 63 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 64 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 65 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 66 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 67 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 68 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 69 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 70 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 71 * SUCH DAMAGE. 72 * 73 * @(#)sunos_misc.c 8.1 (Berkeley) 6/18/93 74 * 75 * Header: sunos_misc.c,v 1.16 93/04/07 02:46:27 torek Exp 76 */ 77 78 /* 79 * SunOS compatibility module, 64-bit kernel version 80 * 81 * SunOS system calls that are implemented differently in BSD are 82 * handled here. 83 */ 84 85 #define COMPAT_SUNOS 1 86 87 #if defined(_KERNEL_OPT) 88 #include "opt_nfsserver.h" 89 #include "opt_compat_43.h" 90 #include "opt_compat_netbsd.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/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 statfs *, 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(p, v, retval) 174 struct proc *p; 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 sys_settimeofday_args ap; 182 caddr_t sg = stackgap_init(p->p_emul); 183 struct netbsd32_timeval ntv; 184 struct timeval tv, *sgtvp; 185 int error; 186 187 error = copyin((caddr_t)(u_long)SCARG(uap, tp), &ntv.tv_sec, sizeof(ntv.tv_sec)); 188 if (error) 189 return error; 190 tv.tv_sec = ntv.tv_sec; 191 tv.tv_usec = 0; 192 193 SCARG(&ap, tv) = sgtvp = stackgap_alloc(&sg, sizeof(struct timeval)); 194 SCARG(&ap, tzp) = NULL; 195 196 error = copyout(&tv, sgtvp, sizeof(struct timeval)); 197 if (error) 198 return error; 199 200 return sys_settimeofday(p, &ap, retval); 201 } 202 203 int 204 sunos32_sys_wait4(p, v, retval) 205 struct proc *p; 206 void *v; 207 register_t *retval; 208 { 209 struct sunos32_sys_wait4_args /* { 210 syscallarg(int) pid; 211 syscallarg(netbsd32_intp) status; 212 syscallarg(int) options; 213 syscallarg(netbsd32_rusagep_t) rusage; 214 } */ *uap = v; 215 216 if (SCARG(uap, pid) == 0) 217 SCARG(uap, pid) = WAIT_ANY; 218 return (netbsd32_wait4(p, uap, retval)); 219 } 220 221 int 222 sunos32_sys_creat(p, v, retval) 223 struct proc *p; 224 void *v; 225 register_t *retval; 226 { 227 struct sunos32_sys_creat_args /* { 228 syscallarg(const netbsd32_charp) path; 229 syscallarg(int) mode; 230 } */ *uap = v; 231 struct sys_open_args ua; 232 caddr_t sg = stackgap_init(p->p_emul); 233 234 SUNOS32TOP_UAP(path, const char); 235 SCARG(&ua, flags) = O_WRONLY | O_CREAT | O_TRUNC; 236 SUNOS32TO64_UAP(mode); 237 238 SUNOS32_CHECK_ALT_CREAT(p, &sg, SCARG(&ua, path)); 239 240 return (sys_open(p, &ua, retval)); 241 } 242 243 int 244 sunos32_sys_access(p, v, retval) 245 struct proc *p; 246 void *v; 247 register_t *retval; 248 { 249 struct sunos32_sys_access_args /* { 250 syscallarg(const netbsd32_charp) path; 251 syscallarg(int) flags; 252 } */ *uap = v; 253 struct sys_access_args ua; 254 caddr_t sg = stackgap_init(p->p_emul); 255 256 SUNOS32TOP_UAP(path, const char); 257 SUNOS32TO64_UAP(flags); 258 SUNOS32_CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 259 260 return (sys_access(p, &ua, retval)); 261 } 262 263 static __inline void sunos32_from___stat13 __P((struct stat *, struct netbsd32_stat43 *)); 264 265 static __inline void 266 sunos32_from___stat13(sbp, sb32p) 267 struct stat *sbp; 268 struct netbsd32_stat43 *sb32p; 269 { 270 sb32p->st_dev = sbp->st_dev; 271 sb32p->st_ino = sbp->st_ino; 272 sb32p->st_mode = sbp->st_mode; 273 sb32p->st_nlink = sbp->st_nlink; 274 sb32p->st_uid = sbp->st_uid; 275 sb32p->st_gid = sbp->st_gid; 276 sb32p->st_rdev = sbp->st_rdev; 277 if (sbp->st_size < (quad_t)1 << 32) 278 sb32p->st_size = sbp->st_size; 279 else 280 sb32p->st_size = -2; 281 sb32p->st_atimespec.tv_sec = (netbsd32_time_t)sbp->st_atimespec.tv_sec; 282 sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec; 283 sb32p->st_mtimespec.tv_sec = (netbsd32_time_t)sbp->st_mtimespec.tv_sec; 284 sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec; 285 sb32p->st_ctimespec.tv_sec = (netbsd32_time_t)sbp->st_ctimespec.tv_sec; 286 sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec; 287 sb32p->st_blksize = sbp->st_blksize; 288 sb32p->st_blocks = sbp->st_blocks; 289 sb32p->st_flags = sbp->st_flags; 290 sb32p->st_gen = sbp->st_gen; 291 } 292 293 294 int 295 sunos32_sys_stat(p, v, retval) 296 struct proc *p; 297 void *v; 298 register_t *retval; 299 { 300 struct sunos32_sys_stat_args /* { 301 syscallarg(const netbsd32_charp) path; 302 syscallarg(netbsd32_stat43p_t) ub; 303 } */ *uap = v; 304 struct netbsd32_stat43 sb32; 305 struct stat sb; 306 struct nameidata nd; 307 caddr_t sg; 308 const char *path; 309 int error; 310 311 path = (char *)(u_long)SCARG(uap, path); 312 sg = stackgap_init(p->p_emul); 313 SUNOS32_CHECK_ALT_EXIST(p, &sg, path); 314 315 NDINIT(&nd, LOOKUP, FOLLOW | LOCKLEAF, UIO_USERSPACE, path, p); 316 if ((error = namei(&nd)) != 0) 317 return (error); 318 error = vn_stat(nd.ni_vp, &sb, p); 319 vput(nd.ni_vp); 320 if (error) 321 return (error); 322 sunos32_from___stat13(&sb, &sb32); 323 error = copyout((caddr_t)&sb32, (caddr_t)(u_long)SCARG(uap, ub), sizeof (sb32)); 324 return (error); 325 } 326 327 int 328 sunos32_sys_lstat(p, v, retval) 329 struct proc *p; 330 void *v; 331 register_t *retval; 332 { 333 struct sunos32_sys_lstat_args /* { 334 syscallarg(const netbsd32_charp) path; 335 syscallarg(netbsd32_stat43p_t) ub; 336 } */ *uap = v; 337 struct vnode *vp, *dvp; 338 struct stat sb, sb1; 339 struct netbsd32_stat43 sb32; 340 int error; 341 struct nameidata nd; 342 int ndflags; 343 const char *path; 344 caddr_t sg; 345 346 path = (char *)(u_long)SCARG(uap, path); 347 sg = stackgap_init(p->p_emul); 348 SUNOS32_CHECK_ALT_EXIST(p, &sg, path); 349 350 ndflags = NOFOLLOW | LOCKLEAF | LOCKPARENT; 351 again: 352 NDINIT(&nd, LOOKUP, ndflags, UIO_USERSPACE, path, p); 353 if ((error = namei(&nd))) { 354 if (error == EISDIR && (ndflags & LOCKPARENT) != 0) { 355 /* 356 * Should only happen on '/'. Retry without LOCKPARENT; 357 * this is safe since the vnode won't be a VLNK. 358 */ 359 ndflags &= ~LOCKPARENT; 360 goto again; 361 } 362 return (error); 363 } 364 /* 365 * For symbolic links, always return the attributes of its 366 * containing directory, except for mode, size, and links. 367 */ 368 vp = nd.ni_vp; 369 dvp = nd.ni_dvp; 370 if (vp->v_type != VLNK) { 371 if ((ndflags & LOCKPARENT) != 0) { 372 if (dvp == vp) 373 vrele(dvp); 374 else 375 vput(dvp); 376 } 377 error = vn_stat(vp, &sb, p); 378 vput(vp); 379 if (error) 380 return (error); 381 } else { 382 error = vn_stat(dvp, &sb, p); 383 vput(dvp); 384 if (error) { 385 vput(vp); 386 return (error); 387 } 388 error = vn_stat(vp, &sb1, p); 389 vput(vp); 390 if (error) 391 return (error); 392 sb.st_mode &= ~S_IFDIR; 393 sb.st_mode |= S_IFLNK; 394 sb.st_nlink = sb1.st_nlink; 395 sb.st_size = sb1.st_size; 396 sb.st_blocks = sb1.st_blocks; 397 } 398 sunos32_from___stat13(&sb, &sb32); 399 error = copyout((caddr_t)&sb32, (caddr_t)(u_long)SCARG(uap, ub), sizeof (sb32)); 400 return (error); 401 } 402 403 int 404 sunos32_sys_execv(p, v, retval) 405 struct proc *p; 406 void *v; 407 register_t *retval; 408 { 409 struct sunos32_sys_execv_args /* { 410 syscallarg(const char *) path; 411 syscallarg(char **) argv; 412 } */ *uap = v; 413 struct sys_execve_args ua; 414 caddr_t sg; 415 416 SUNOS32TOP_UAP(path, const char); 417 SUNOS32TOP_UAP(argp, char *); 418 SCARG(&ua, envp) = NULL; 419 sg = stackgap_init(p->p_emul); 420 SUNOS32_CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 421 422 return netbsd32_execve2(p, &ua, retval); 423 } 424 425 int 426 sunos32_sys_execve(p, v, retval) 427 struct proc *p; 428 void *v; 429 register_t *retval; 430 { 431 struct sunos32_sys_execve_args /* { 432 syscallarg(const char *) path; 433 syscallarg(char **) argv; 434 syscallarg(char **) envp; 435 } */ *uap = v; 436 struct sys_execve_args ua; 437 caddr_t sg; 438 439 SUNOS32TOP_UAP(path, const char); 440 SUNOS32TOP_UAP(argp, char *); 441 SUNOS32TOP_UAP(envp, char *); 442 sg = stackgap_init(p->p_emul); 443 SUNOS32_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); 444 445 return netbsd32_execve2(p, &ua, retval); 446 } 447 448 int 449 sunos32_sys_omsync(p, v, retval) 450 struct proc *p; 451 void *v; 452 register_t *retval; 453 { 454 struct sunos32_sys_omsync_args /* { 455 syscallarg(netbsd32_caddr_t) addr; 456 syscallarg(netbsd32_size_t) len; 457 syscallarg(int) flags; 458 } */ *uap = v; 459 struct netbsd32___msync13_args ouap; 460 461 SCARG(&ouap, addr) = SCARG(uap, addr); 462 SCARG(&ouap, len) = SCARG(uap, len); 463 SCARG(&ouap, flags) = SCARG(uap, flags); 464 465 return (netbsd32___msync13(p, &ouap, retval)); 466 } 467 468 int 469 sunos32_sys_unmount(p, v, retval) 470 struct proc *p; 471 void *v; 472 register_t *retval; 473 { 474 struct sunos32_sys_unmount_args /* { 475 syscallarg(netbsd32_charp) path; 476 } */ *uap = v; 477 struct sys_unmount_args ua; 478 479 SUNOS32TOP_UAP(path, const char); 480 SCARG(&ua, flags) = 0; 481 482 return (sys_unmount(p, &ua, retval)); 483 } 484 485 /* 486 * Conversion table for SunOS NFS mount flags. 487 */ 488 static struct { 489 int sun_flg; 490 int bsd_flg; 491 } sunnfs_flgtab[] = { 492 { SUNNFS_SOFT, NFSMNT_SOFT }, 493 { SUNNFS_WSIZE, NFSMNT_WSIZE }, 494 { SUNNFS_RSIZE, NFSMNT_RSIZE }, 495 { SUNNFS_TIMEO, NFSMNT_TIMEO }, 496 { SUNNFS_RETRANS, NFSMNT_RETRANS }, 497 { SUNNFS_HOSTNAME, 0 }, /* Ignored */ 498 { SUNNFS_INT, NFSMNT_INT }, 499 { SUNNFS_NOAC, 0 }, /* Ignored */ 500 { SUNNFS_ACREGMIN, 0 }, /* Ignored */ 501 { SUNNFS_ACREGMAX, 0 }, /* Ignored */ 502 { SUNNFS_ACDIRMIN, 0 }, /* Ignored */ 503 { SUNNFS_ACDIRMAX, 0 }, /* Ignored */ 504 { SUNNFS_SECURE, 0 }, /* Ignored */ 505 { SUNNFS_NOCTO, 0 }, /* Ignored */ 506 { SUNNFS_POSIX, 0 } /* Ignored */ 507 }; 508 509 int 510 sunos32_sys_mount(p, v, retval) 511 struct proc *p; 512 void *v; 513 register_t *retval; 514 { 515 struct sunos32_sys_mount_args /* { 516 syscallarg(netbsd32_charp) type; 517 syscallarg(netbsd32_charp) path; 518 syscallarg(int) flags; 519 syscallarg(netbsd32_caddr_t) data; 520 } */ *uap = v; 521 struct sys_mount_args ua; 522 int oflags = SCARG(uap, flags), nflags, error; 523 char fsname[MFSNAMELEN]; 524 caddr_t sg = stackgap_init(p->p_emul); 525 526 if (oflags & (SUNM_NOSUB | SUNM_SYS5)) 527 return (EINVAL); 528 if ((oflags & SUNM_NEWTYPE) == 0) 529 return (EINVAL); 530 nflags = 0; 531 if (oflags & SUNM_RDONLY) 532 nflags |= MNT_RDONLY; 533 if (oflags & SUNM_NOSUID) 534 nflags |= MNT_NOSUID; 535 if (oflags & SUNM_REMOUNT) 536 nflags |= MNT_UPDATE; 537 SCARG(uap, flags) = nflags; 538 539 error = copyinstr((caddr_t)(u_long)SCARG(uap, type), fsname, 540 sizeof fsname, (size_t *)0); 541 if (error) 542 return (error); 543 544 if (strncmp(fsname, "4.2", sizeof fsname) == 0) { 545 SCARG(uap, type) = (netbsd32_charp)(u_long)stackgap_alloc(&sg, sizeof("ffs")); 546 error = copyout("ffs", (caddr_t)(u_long)SCARG(uap, type), sizeof("ffs")); 547 if (error) 548 return (error); 549 } else if (strncmp(fsname, "nfs", sizeof fsname) == 0) { 550 struct sunos_nfs_args sna; 551 struct sockaddr_in sain; 552 struct nfs_args na; /* XXX */ 553 struct sockaddr sa; 554 int n; 555 556 error = copyin((caddr_t)(u_long)SCARG(uap, data), &sna, sizeof sna); 557 if (error) 558 return (error); 559 error = copyin(sna.addr, &sain, sizeof sain); 560 if (error) 561 return (error); 562 memcpy(&sa, &sain, sizeof sa); 563 sa.sa_len = sizeof(sain); 564 SCARG(uap, data) = (netbsd32_charp)(u_long)stackgap_alloc(&sg, sizeof(na)); 565 na.version = NFS_ARGSVERSION; 566 na.addr = stackgap_alloc(&sg, sizeof(struct sockaddr)); 567 na.addrlen = sizeof(struct sockaddr); 568 na.sotype = SOCK_DGRAM; 569 na.proto = IPPROTO_UDP; 570 na.fh = (void *)sna.fh; 571 na.fhsize = NFSX_V2FH; 572 na.flags = 0; 573 n = sizeof(sunnfs_flgtab) / sizeof(sunnfs_flgtab[0]); 574 while (--n >= 0) 575 if (sna.flags & sunnfs_flgtab[n].sun_flg) 576 na.flags |= sunnfs_flgtab[n].bsd_flg; 577 na.wsize = sna.wsize; 578 na.rsize = sna.rsize; 579 if (na.flags & NFSMNT_RSIZE) { 580 na.flags |= NFSMNT_READDIRSIZE; 581 na.readdirsize = na.rsize; 582 } 583 na.timeo = sna.timeo; 584 na.retrans = sna.retrans; 585 na.hostname = (char *)(u_long)sna.hostname; 586 587 error = copyout(&sa, na.addr, sizeof sa); 588 if (error) 589 return (error); 590 error = copyout(&na, (caddr_t)(u_long)SCARG(uap, data), sizeof na); 591 if (error) 592 return (error); 593 } 594 SUNOS32TOP_UAP(type, const char); 595 SUNOS32TOP_UAP(path, const char); 596 SUNOS32TO64_UAP(flags); 597 SUNOS32TOP_UAP(data, void); 598 return (sys_mount(p, &ua, retval)); 599 } 600 601 #if defined(NFS) 602 int 603 async_daemon(p, v, retval) 604 struct proc *p; 605 void *v; 606 register_t *retval; 607 { 608 struct netbsd32_nfssvc_args ouap; 609 610 SCARG(&ouap, flag) = NFSSVC_BIOD; 611 SCARG(&ouap, argp) = NULL; 612 613 return (netbsd32_nfssvc(p, &ouap, retval)); 614 } 615 #endif /* NFS */ 616 617 void native_to_sunos_sigset __P((const sigset_t *, int *)); 618 void sunos_to_native_sigset __P((const int, sigset_t *)); 619 620 __inline__ void 621 native_to_sunos_sigset(ss, mask) 622 const sigset_t *ss; 623 int *mask; 624 { 625 *mask = ss->__bits[0]; 626 } 627 628 __inline__ void 629 sunos_to_native_sigset(mask, ss) 630 const int mask; 631 sigset_t *ss; 632 { 633 634 ss->__bits[0] = mask; 635 ss->__bits[1] = 0; 636 ss->__bits[2] = 0; 637 ss->__bits[3] = 0; 638 } 639 640 int 641 sunos32_sys_sigpending(p, v, retval) 642 struct proc *p; 643 void *v; 644 register_t *retval; 645 { 646 struct sunos32_sys_sigpending_args /* { 647 syscallarg(netbsd32_intp) mask; 648 } */ *uap = v; 649 sigset_t ss; 650 int mask; 651 652 sigpending1(p, &ss); 653 native_to_sunos_sigset(&ss, &mask); 654 655 return (copyout((caddr_t)(u_long)&mask, (caddr_t)(u_long)SCARG(uap, mask), sizeof(int))); 656 } 657 658 int 659 sunos32_sys_sigsuspend(p, v, retval) 660 struct proc *p; 661 void *v; 662 register_t *retval; 663 { 664 struct sunos32_sys_sigsuspend_args /* { 665 syscallarg(int) mask; 666 } */ *uap = v; 667 int mask; 668 sigset_t ss; 669 670 mask = SCARG(uap, mask); 671 sunos_to_native_sigset(mask, &ss); 672 return (sigsuspend1(p, &ss)); 673 } 674 675 /* 676 * Read Sun-style directory entries. We suck them into kernel space so 677 * that they can be massaged before being copied out to user code. Like 678 * SunOS, we squish out `empty' entries. 679 * 680 * This is quite ugly, but what do you expect from compatibility code? 681 */ 682 int 683 sunos32_sys_getdents(p, v, retval) 684 struct proc *p; 685 void *v; 686 register_t *retval; 687 { 688 struct sunos32_sys_getdents_args /* { 689 syscallarg(int) fd; 690 syscallarg(netbsd32_charp) buf; 691 syscallarg(int) nbytes; 692 } */ *uap = v; 693 struct dirent *bdp; 694 struct vnode *vp; 695 caddr_t inp, buf; /* BSD-format */ 696 int len, reclen; /* BSD-format */ 697 caddr_t outp; /* Sun-format */ 698 int resid, sunos_reclen;/* Sun-format */ 699 struct file *fp; 700 struct uio auio; 701 struct iovec aiov; 702 struct sunos32_dirent idb; 703 off_t off; /* true file offset */ 704 int buflen, error, eofflag; 705 off_t *cookiebuf, *cookie; 706 int ncookies; 707 708 /* getvnode() will use the descriptor for us */ 709 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0) 710 return (error); 711 712 if ((fp->f_flag & FREAD) == 0) { 713 error = EBADF; 714 goto out1; 715 } 716 717 vp = (struct vnode *)fp->f_data; 718 if (vp->v_type != VDIR) { 719 error = EINVAL; 720 goto out1; 721 } 722 723 buflen = min(MAXBSIZE, SCARG(uap, nbytes)); 724 buf = malloc(buflen, M_TEMP, M_WAITOK); 725 vn_lock(vp, LK_EXCLUSIVE | LK_RETRY); 726 off = fp->f_offset; 727 again: 728 aiov.iov_base = buf; 729 aiov.iov_len = buflen; 730 auio.uio_iov = &aiov; 731 auio.uio_iovcnt = 1; 732 auio.uio_rw = UIO_READ; 733 auio.uio_segflg = UIO_SYSSPACE; 734 auio.uio_procp = p; 735 auio.uio_resid = buflen; 736 auio.uio_offset = off; 737 /* 738 * First we read into the malloc'ed buffer, then 739 * we massage it into user space, one record at a time. 740 */ 741 error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf, 742 &ncookies); 743 if (error) 744 goto out; 745 746 inp = buf; 747 outp = (caddr_t)(u_long)SCARG(uap, buf); 748 resid = SCARG(uap, nbytes); 749 if ((len = buflen - auio.uio_resid) == 0) 750 goto eof; 751 752 for (cookie = cookiebuf; len > 0; len -= reclen) { 753 bdp = (struct dirent *)inp; 754 reclen = bdp->d_reclen; 755 if (reclen & 3) 756 panic("sunos_getdents"); 757 if ((*cookie >> 32) != 0) { 758 compat_offseterr(vp, "sunos_getdents"); 759 error = EINVAL; 760 goto out; 761 } 762 if (bdp->d_fileno == 0) { 763 inp += reclen; /* it is a hole; squish it out */ 764 off = *cookie++; 765 continue; 766 } 767 sunos_reclen = SUNOS32_RECLEN(&idb, bdp->d_namlen); 768 if (reclen > len || resid < sunos_reclen) { 769 /* entry too big for buffer, so just stop */ 770 outp++; 771 break; 772 } 773 off = *cookie++; /* each entry points to next */ 774 /* 775 * Massage in place to make a Sun-shaped dirent (otherwise 776 * we have to worry about touching user memory outside of 777 * the copyout() call). 778 */ 779 idb.d_fileno = bdp->d_fileno; 780 idb.d_off = off; 781 idb.d_reclen = sunos_reclen; 782 idb.d_namlen = bdp->d_namlen; 783 strcpy(idb.d_name, bdp->d_name); 784 if ((error = copyout((caddr_t)&idb, outp, sunos_reclen)) != 0) 785 goto out; 786 /* advance past this real entry */ 787 inp += reclen; 788 /* advance output past Sun-shaped entry */ 789 outp += sunos_reclen; 790 resid -= sunos_reclen; 791 } 792 793 /* if we squished out the whole block, try again */ 794 if (outp == (caddr_t)(u_long)SCARG(uap, buf)) 795 goto again; 796 fp->f_offset = off; /* update the vnode offset */ 797 798 eof: 799 *retval = SCARG(uap, nbytes) - resid; 800 out: 801 VOP_UNLOCK(vp, 0); 802 free(cookiebuf, M_TEMP); 803 free(buf, M_TEMP); 804 out1: 805 FILE_UNUSE(fp, p); 806 return (error); 807 } 808 809 #define SUNOS32__MAP_NEW 0x80000000 /* if not, old mmap & cannot handle */ 810 811 int 812 sunos32_sys_mmap(p, v, retval) 813 struct proc *p; 814 void *v; 815 register_t *retval; 816 { 817 struct sunos32_sys_mmap_args /* { 818 syscallarg(netbsd32_voidp) addr; 819 syscallarg(netbsd32_size_t) len; 820 syscallarg(int) prot; 821 syscallarg(int) flags; 822 syscallarg(int) fd; 823 syscallarg(netbsd32_long) pos; 824 } */ *uap = v; 825 struct sys_mmap_args ua; 826 struct filedesc *fdp; 827 struct file *fp; 828 struct vnode *vp; 829 void *rt; 830 int error; 831 832 /* 833 * Verify the arguments. 834 */ 835 if (SCARG(uap, prot) & ~(PROT_READ|PROT_WRITE|PROT_EXEC)) 836 return (EINVAL); /* XXX still needed? */ 837 838 if ((SCARG(uap, flags) & SUNOS32__MAP_NEW) == 0) 839 return (EINVAL); 840 841 SUNOS32TOP_UAP(addr, void); 842 SUNOS32TOX_UAP(len, size_t); 843 SUNOS32TO64_UAP(prot); 844 SCARG(&ua, flags) = SCARG(uap, flags) & ~SUNOS32__MAP_NEW; 845 SUNOS32TO64_UAP(fd); 846 SCARG(&ua, pad) = 0; 847 SUNOS32TOX_UAP(pos, off_t); 848 849 if ((SCARG(&ua, flags) & MAP_FIXED) == 0 && 850 SCARG(&ua, addr) != 0 && 851 SCARG(&ua, addr) < (void *)round_page((vaddr_t)p->p_vmspace->vm_daddr+MAXDSIZ)) 852 SCARG(&ua, addr) = (void *)round_page((vaddr_t)p->p_vmspace->vm_daddr+MAXDSIZ); 853 854 /* 855 * Special case: if fd refers to /dev/zero, map as MAP_ANON. (XXX) 856 */ 857 fdp = p->p_fd; 858 if ((fp = fd_getfile(fdp, SCARG(&ua, fd))) != NULL && /*XXX*/ 859 fp->f_type == DTYPE_VNODE && /*XXX*/ 860 (vp = (struct vnode *)fp->f_data)->v_type == VCHR && /*XXX*/ 861 iszerodev(vp->v_rdev)) { /*XXX*/ 862 SCARG(&ua, flags) |= MAP_ANON; 863 SCARG(&ua, fd) = -1; 864 } 865 866 error = sys_mmap(p, &ua, (register_t *)&rt); 867 if ((long)rt > (long)UINT_MAX) 868 printf("sunos32_mmap: retval out of range: %p", rt); 869 *retval = (netbsd32_voidp)(u_long)rt; 870 return (error); 871 } 872 873 #define MC_SYNC 1 874 #define MC_LOCK 2 875 #define MC_UNLOCK 3 876 #define MC_ADVISE 4 877 #define MC_LOCKAS 5 878 #define MC_UNLOCKAS 6 879 880 int 881 sunos32_sys_mctl(p, v, retval) 882 struct proc *p; 883 void *v; 884 register_t *retval; 885 { 886 struct sunos32_sys_mctl_args /* { 887 syscallarg(netbsd32_voidp) addr; 888 syscallarg(int) len; 889 syscallarg(int) func; 890 syscallarg(netbsd32_voidp) arg; 891 } */ *uap = v; 892 893 switch (SCARG(uap, func)) { 894 case MC_ADVISE: /* ignore for now */ 895 return (0); 896 case MC_SYNC: /* translate to msync */ 897 return (netbsd32___msync13(p, uap, retval)); 898 default: 899 return (EINVAL); 900 } 901 } 902 903 int 904 sunos32_sys_setsockopt(p, v, retval) 905 struct proc *p; 906 void *v; 907 register_t *retval; 908 { 909 struct sunos32_sys_setsockopt_args /* { 910 syscallarg(int) s; 911 syscallarg(int) level; 912 syscallarg(int) name; 913 syscallarg(netbsd32_caddr_t) val; 914 syscallarg(int) valsize; 915 } */ *uap = v; 916 struct file *fp; 917 struct mbuf *m = NULL; 918 int error; 919 920 /* getsock() will use the descriptor for us */ 921 if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)) != 0) 922 return (error); 923 #define SO_DONTLINGER (~SO_LINGER) 924 if (SCARG(uap, name) == SO_DONTLINGER) { 925 m = m_get(M_WAIT, MT_SOOPTS); 926 mtod(m, struct linger *)->l_onoff = 0; 927 m->m_len = sizeof(struct linger); 928 error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level), 929 SO_LINGER, m); 930 goto out; 931 } 932 if (SCARG(uap, level) == IPPROTO_IP) { 933 #define SUNOS_IP_MULTICAST_IF 2 934 #define SUNOS_IP_MULTICAST_TTL 3 935 #define SUNOS_IP_MULTICAST_LOOP 4 936 #define SUNOS_IP_ADD_MEMBERSHIP 5 937 #define SUNOS_IP_DROP_MEMBERSHIP 6 938 static int ipoptxlat[] = { 939 IP_MULTICAST_IF, 940 IP_MULTICAST_TTL, 941 IP_MULTICAST_LOOP, 942 IP_ADD_MEMBERSHIP, 943 IP_DROP_MEMBERSHIP 944 }; 945 if (SCARG(uap, name) >= SUNOS_IP_MULTICAST_IF && 946 SCARG(uap, name) <= SUNOS_IP_DROP_MEMBERSHIP) { 947 SCARG(uap, name) = 948 ipoptxlat[SCARG(uap, name) - SUNOS_IP_MULTICAST_IF]; 949 } 950 } 951 if (SCARG(uap, valsize) > MLEN) { 952 error = EINVAL; 953 goto out; 954 } 955 if (SCARG(uap, val)) { 956 m = m_get(M_WAIT, MT_SOOPTS); 957 error = copyin((caddr_t)(u_long)SCARG(uap, val), mtod(m, caddr_t), 958 (u_int)SCARG(uap, valsize)); 959 if (error) { 960 (void) m_free(m); 961 goto out; 962 } 963 m->m_len = SCARG(uap, valsize); 964 } 965 error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level), 966 SCARG(uap, name), m); 967 out: 968 FILE_UNUSE(fp, p); 969 return (error); 970 } 971 972 /* 973 * XXX: This needs cleaning up. 974 */ 975 int 976 sunos32_sys_auditsys(p, v, retval) 977 struct proc *p; 978 void *v; 979 register_t *retval; 980 { 981 return 0; 982 } 983 984 int 985 sunos32_sys_uname(p, v, retval) 986 struct proc *p; 987 void *v; 988 register_t *retval; 989 { 990 struct sunos32_sys_uname_args /* { 991 syscallarg(sunos32_utsnamep_t) name; 992 } */ *uap = v; 993 struct sunos_utsname sut; 994 995 memset(&sut, 0, sizeof(sut)); 996 997 memcpy(sut.sysname, ostype, sizeof(sut.sysname) - 1); 998 memcpy(sut.nodename, hostname, sizeof(sut.nodename)); 999 sut.nodename[sizeof(sut.nodename)-1] = '\0'; 1000 memcpy(sut.release, osrelease, sizeof(sut.release) - 1); 1001 memcpy(sut.version, "1", sizeof(sut.version) - 1); 1002 memcpy(sut.machine, machine, sizeof(sut.machine) - 1); 1003 1004 return copyout((caddr_t)&sut, (caddr_t)(u_long)SCARG(uap, name), 1005 sizeof(struct sunos_utsname)); 1006 } 1007 1008 int 1009 sunos32_sys_setpgrp(p, v, retval) 1010 struct proc *p; 1011 void *v; 1012 register_t *retval; 1013 { 1014 struct sunos32_sys_setpgrp_args /* { 1015 syscallarg(int) pid; 1016 syscallarg(int) pgid; 1017 } */ *uap = v; 1018 1019 /* 1020 * difference to our setpgid call is to include backwards 1021 * compatibility to pre-setsid() binaries. Do setsid() 1022 * instead of setpgid() in those cases where the process 1023 * tries to create a new session the old way. 1024 */ 1025 if (!SCARG(uap, pgid) && 1026 (!SCARG(uap, pid) || SCARG(uap, pid) == p->p_pid)) 1027 return sys_setsid(p, uap, retval); 1028 else 1029 return netbsd32_setpgid(p, uap, retval); 1030 } 1031 1032 int 1033 sunos32_sys_open(p, v, retval) 1034 struct proc *p; 1035 void *v; 1036 register_t *retval; 1037 { 1038 struct sunos32_sys_open_args /* { 1039 syscallarg(const netbsd32_charp) path; 1040 syscallarg(int) flags; 1041 syscallarg(int) mode; 1042 } */ *uap = v; 1043 struct sys_open_args ua; 1044 int l, r; 1045 int noctty; 1046 int ret; 1047 caddr_t sg = stackgap_init(p->p_emul); 1048 1049 /* convert mode into NetBSD mode */ 1050 l = SCARG(uap, flags); 1051 noctty = l & 0x8000; 1052 r = (l & (0x0001 | 0x0002 | 0x0008 | 0x0040 | 0x0200 | 0x0400 | 0x0800)); 1053 r |= ((l & (0x0004 | 0x1000 | 0x4000)) ? O_NONBLOCK : 0); 1054 r |= ((l & 0x0080) ? O_SHLOCK : 0); 1055 r |= ((l & 0x0100) ? O_EXLOCK : 0); 1056 r |= ((l & 0x2000) ? O_FSYNC : 0); 1057 1058 SUNOS32TOP_UAP(path, const char); 1059 SCARG(&ua, flags) = r; 1060 SUNOS32TO64_UAP(mode); 1061 1062 if (r & O_CREAT) 1063 SUNOS32_CHECK_ALT_CREAT(p, &sg, SCARG(&ua, path)); 1064 else 1065 SUNOS32_CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 1066 1067 ret = sys_open(p, &ua, retval); 1068 1069 if (!ret && !noctty && SESS_LEADER(p) && !(p->p_flag & P_CONTROLT)) { 1070 struct filedesc *fdp = p->p_fd; 1071 struct file *fp; 1072 1073 fp = fd_getfile(fdp, *retval); 1074 1075 /* ignore any error, just give it a try */ 1076 if (fp != NULL && fp->f_type == DTYPE_VNODE) 1077 (fp->f_ops->fo_ioctl)(fp, TIOCSCTTY, (caddr_t)0, p); 1078 } 1079 return ret; 1080 } 1081 1082 #if defined (NFSSERVER) 1083 int 1084 sunos32_sys_nfssvc(p, v, retval) 1085 struct proc *p; 1086 void *v; 1087 register_t *retval; 1088 { 1089 #if 0 1090 struct sunos32_sys_nfssvc_args *uap = v; 1091 struct emul *e = p->p_emul; 1092 struct sys_nfssvc_args outuap; 1093 struct sockaddr sa; 1094 int error; 1095 caddr_t sg = stackgap_init(p->p_emul); 1096 1097 memset(&outuap, 0, sizeof outuap); 1098 SCARG(&outuap, fd) = SCARG(uap, fd); 1099 SCARG(&outuap, mskval) = stackgap_alloc(&sg, sizeof(sa)); 1100 SCARG(&outuap, msklen) = sizeof(sa); 1101 SCARG(&outuap, mtchval) = stackgap_alloc(&sg, sizeof(sa)); 1102 SCARG(&outuap, mtchlen) = sizeof(sa); 1103 1104 memset(&sa, 0, sizeof sa); 1105 if (error = copyout(&sa, SCARG(&outuap, mskval), SCARG(&outuap, msklen))) 1106 return (error); 1107 if (error = copyout(&sa, SCARG(&outuap, mtchval), SCARG(&outuap, mtchlen))) 1108 return (error); 1109 1110 return nfssvc(p, &outuap, retval); 1111 #else 1112 return (ENOSYS); 1113 #endif 1114 } 1115 #endif /* NFSSERVER */ 1116 1117 int 1118 sunos32_sys_ustat(p, v, retval) 1119 struct proc *p; 1120 void *v; 1121 register_t *retval; 1122 { 1123 struct sunos32_sys_ustat_args /* { 1124 syscallarg(int) dev; 1125 syscallarg(sunos32_ustatp_t) buf; 1126 } */ *uap = v; 1127 struct sunos_ustat us; 1128 int error; 1129 1130 memset(&us, 0, sizeof us); 1131 1132 /* 1133 * XXX: should set f_tfree and f_tinode at least 1134 * How do we translate dev -> fstat? (and then to sunos_ustat) 1135 */ 1136 1137 if ((error = copyout(&us, (caddr_t)(u_long)SCARG(uap, buf), sizeof us)) != 0) 1138 return (error); 1139 return 0; 1140 } 1141 1142 int 1143 sunos32_sys_quotactl(p, v, retval) 1144 struct proc *p; 1145 void *v; 1146 register_t *retval; 1147 { 1148 1149 return EINVAL; 1150 } 1151 1152 int 1153 sunos32_sys_vhangup(p, v, retval) 1154 struct proc *p; 1155 void *v; 1156 register_t *retval; 1157 { 1158 struct session *sp = p->p_session; 1159 1160 if (sp->s_ttyvp == 0) 1161 return 0; 1162 1163 if (sp->s_ttyp && sp->s_ttyp->t_session == sp && sp->s_ttyp->t_pgrp) 1164 pgsignal(sp->s_ttyp->t_pgrp, SIGHUP, 1); 1165 1166 (void) ttywait(sp->s_ttyp); 1167 if (sp->s_ttyvp) 1168 VOP_REVOKE(sp->s_ttyvp, REVOKEALL); 1169 if (sp->s_ttyvp) 1170 vrele(sp->s_ttyvp); 1171 sp->s_ttyvp = NULL; 1172 1173 return 0; 1174 } 1175 1176 static int 1177 sunstatfs(sp, buf) 1178 struct statfs *sp; 1179 caddr_t buf; 1180 { 1181 struct sunos_statfs ssfs; 1182 1183 memset(&ssfs, 0, sizeof ssfs); 1184 ssfs.f_type = 0; 1185 ssfs.f_bsize = sp->f_bsize; 1186 ssfs.f_blocks = sp->f_blocks; 1187 ssfs.f_bfree = sp->f_bfree; 1188 ssfs.f_bavail = sp->f_bavail; 1189 ssfs.f_files = sp->f_files; 1190 ssfs.f_ffree = sp->f_ffree; 1191 ssfs.f_fsid = sp->f_fsid; 1192 return copyout((caddr_t)&ssfs, buf, sizeof ssfs); 1193 } 1194 1195 int 1196 sunos32_sys_statfs(p, v, retval) 1197 struct proc *p; 1198 void *v; 1199 register_t *retval; 1200 { 1201 struct sunos32_sys_statfs_args /* { 1202 syscallarg(const netbsd32_charp) path; 1203 syscallarg(sunos32_statfsp_t) buf; 1204 } */ *uap = v; 1205 struct mount *mp; 1206 struct statfs *sp; 1207 int error; 1208 struct nameidata nd; 1209 1210 caddr_t sg = stackgap_init(p->p_emul); 1211 SUNOS32_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path)); 1212 1213 NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, (caddr_t)(u_long)SCARG(uap, path), p); 1214 if ((error = namei(&nd)) != 0) 1215 return (error); 1216 mp = nd.ni_vp->v_mount; 1217 sp = &mp->mnt_stat; 1218 vrele(nd.ni_vp); 1219 if ((error = VFS_STATFS(mp, sp, p)) != 0) 1220 return (error); 1221 sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK; 1222 return sunstatfs(sp, (caddr_t)(u_long)SCARG(uap, buf)); 1223 } 1224 1225 int 1226 sunos32_sys_fstatfs(p, v, retval) 1227 struct proc *p; 1228 void *v; 1229 register_t *retval; 1230 { 1231 struct sunos32_sys_fstatfs_args /* { 1232 syscallarg(int) fd; 1233 syscallarg(sunos32_statfsp_t) buf; 1234 } */ *uap = v; 1235 struct file *fp; 1236 struct mount *mp; 1237 struct statfs *sp; 1238 int error; 1239 1240 /* getvnode() will use the descriptor for us */ 1241 if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0) 1242 return (error); 1243 mp = ((struct vnode *)fp->f_data)->v_mount; 1244 sp = &mp->mnt_stat; 1245 if ((error = VFS_STATFS(mp, sp, p)) != 0) 1246 goto out; 1247 sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK; 1248 error = sunstatfs(sp, (caddr_t)(u_long)SCARG(uap, buf)); 1249 out: 1250 FILE_UNUSE(fp, p); 1251 return (error); 1252 } 1253 1254 int 1255 sunos32_sys_exportfs(p, v, retval) 1256 struct proc *p; 1257 void *v; 1258 register_t *retval; 1259 { 1260 /* 1261 * XXX: should perhaps translate into a mount(2) 1262 * with MOUNT_EXPORT? 1263 */ 1264 return 0; 1265 } 1266 1267 int 1268 sunos32_sys_mknod(p, v, retval) 1269 struct proc *p; 1270 void *v; 1271 register_t *retval; 1272 { 1273 struct sunos32_sys_mknod_args /* { 1274 syscallarg(const netbsd32_charp) path; 1275 syscallarg(int) mode; 1276 syscallarg(int) dev; 1277 } */ *uap = v; 1278 1279 caddr_t sg = stackgap_init(p->p_emul); 1280 SUNOS32_CHECK_ALT_CREAT(p, &sg, SCARG(uap, path)); 1281 1282 /* netbsd32_mkfifo/mknod to not do alt checking */ 1283 if (S_ISFIFO(SCARG(uap, mode))) 1284 return netbsd32_mkfifo(p, (struct netbsd32_mkfifo_args *)uap, retval); 1285 1286 return netbsd32_mknod(p, (struct netbsd32_mknod_args *)uap, retval); 1287 } 1288 1289 #define SUNOS_SC_ARG_MAX 1 1290 #define SUNOS_SC_CHILD_MAX 2 1291 #define SUNOS_SC_CLK_TCK 3 1292 #define SUNOS_SC_NGROUPS_MAX 4 1293 #define SUNOS_SC_OPEN_MAX 5 1294 #define SUNOS_SC_JOB_CONTROL 6 1295 #define SUNOS_SC_SAVED_IDS 7 1296 #define SUNOS_SC_VERSION 8 1297 1298 int 1299 sunos32_sys_sysconf(p, v, retval) 1300 struct proc *p; 1301 void *v; 1302 register_t *retval; 1303 { 1304 struct sunos32_sys_sysconf_args /* { 1305 syscallarg(int) name; 1306 } */ *uap = v; 1307 extern int maxfiles; 1308 1309 switch(SCARG(uap, name)) { 1310 case SUNOS_SC_ARG_MAX: 1311 *retval = ARG_MAX; 1312 break; 1313 case SUNOS_SC_CHILD_MAX: 1314 *retval = maxproc; 1315 break; 1316 case SUNOS_SC_CLK_TCK: 1317 *retval = 60; /* should this be `hz', ie. 100? */ 1318 break; 1319 case SUNOS_SC_NGROUPS_MAX: 1320 *retval = NGROUPS_MAX; 1321 break; 1322 case SUNOS_SC_OPEN_MAX: 1323 *retval = maxfiles; 1324 break; 1325 case SUNOS_SC_JOB_CONTROL: 1326 *retval = 1; 1327 break; 1328 case SUNOS_SC_SAVED_IDS: 1329 #ifdef _POSIX_SAVED_IDS 1330 *retval = 1; 1331 #else 1332 *retval = 0; 1333 #endif 1334 break; 1335 case SUNOS_SC_VERSION: 1336 *retval = 198808; 1337 break; 1338 default: 1339 return EINVAL; 1340 } 1341 return 0; 1342 } 1343 1344 #define SUNOS_RLIMIT_NOFILE 6 /* Other RLIMIT_* are the same */ 1345 #define SUNOS_RLIM_NLIMITS 7 1346 1347 int 1348 sunos32_sys_getrlimit(p, v, retval) 1349 struct proc *p; 1350 void *v; 1351 register_t *retval; 1352 { 1353 struct sunos32_sys_getrlimit_args /* { 1354 syscallarg(u_int) which; 1355 syscallarg(netbsd32_orlimitp_t) rlp; 1356 } */ *uap = v; 1357 1358 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1359 return EINVAL; 1360 1361 if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE) 1362 SCARG(uap, which) = RLIMIT_NOFILE; 1363 1364 return compat_43_netbsd32_ogetrlimit(p, uap, retval); 1365 } 1366 1367 int 1368 sunos32_sys_setrlimit(p, v, retval) 1369 struct proc *p; 1370 void *v; 1371 register_t *retval; 1372 { 1373 struct sunos32_sys_setrlimit_args /* { 1374 syscallarg(u_int) which; 1375 syscallarg(netbsd32_orlimitp_t) rlp; 1376 } */ *uap = v; 1377 1378 if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS) 1379 return EINVAL; 1380 1381 if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE) 1382 SCARG(uap, which) = RLIMIT_NOFILE; 1383 1384 return compat_43_netbsd32_osetrlimit(p, uap, retval); 1385 } 1386 1387 /* for the m68k machines */ 1388 #ifndef PT_GETFPREGS 1389 #define PT_GETFPREGS -1 1390 #endif 1391 #ifndef PT_SETFPREGS 1392 #define PT_SETFPREGS -1 1393 #endif 1394 1395 static int sreq2breq[] = { 1396 PT_TRACE_ME, PT_READ_I, PT_READ_D, -1, 1397 PT_WRITE_I, PT_WRITE_D, -1, PT_CONTINUE, 1398 PT_KILL, -1, PT_ATTACH, PT_DETACH, 1399 PT_GETREGS, PT_SETREGS, PT_GETFPREGS, PT_SETFPREGS 1400 }; 1401 static int nreqs = sizeof(sreq2breq) / sizeof(sreq2breq[0]); 1402 1403 int 1404 sunos32_sys_ptrace(p, v, retval) 1405 struct proc *p; 1406 void *v; 1407 register_t *retval; 1408 { 1409 struct sunos32_sys_ptrace_args /* { 1410 syscallarg(int) req; 1411 syscallarg(pid_t) pid; 1412 syscallarg(netbsd32_caddr_t) addr; 1413 syscallarg(int) data; 1414 syscallarg(netbsd32_charp) addr2; 1415 } */ *uap = v; 1416 struct netbsd32_ptrace_args pa; 1417 int req; 1418 1419 req = SCARG(uap, req); 1420 1421 if (req < 0 || req >= nreqs) 1422 return (EINVAL); 1423 1424 req = sreq2breq[req]; 1425 if (req == -1) 1426 return (EINVAL); 1427 1428 SCARG(&pa, req) = req; 1429 SCARG(&pa, pid) = (pid_t)SCARG(uap, pid); 1430 SCARG(&pa, addr) = SCARG(uap, addr); 1431 SCARG(&pa, data) = SCARG(uap, data); 1432 1433 return netbsd32_ptrace(p, &pa, retval); 1434 } 1435 1436 /* 1437 * SunOS reboot system call (for compatibility). 1438 * Sun lets you pass in a boot string which the PROM 1439 * saves and provides to the next boot program. 1440 */ 1441 1442 #define SUNOS_RB_ASKNAME 0x001 1443 #define SUNOS_RB_SINGLE 0x002 1444 #define SUNOS_RB_NOSYNC 0x004 1445 #define SUNOS_RB_HALT 0x008 1446 #define SUNOS_RB_DUMP 0x080 1447 #define SUNOS_RB_STRING 0x200 1448 1449 static struct sunos_howto_conv { 1450 int sun_howto; 1451 int bsd_howto; 1452 } sunos_howto_conv[] = { 1453 { SUNOS_RB_ASKNAME, RB_ASKNAME }, 1454 { SUNOS_RB_SINGLE, RB_SINGLE }, 1455 { SUNOS_RB_NOSYNC, RB_NOSYNC }, 1456 { SUNOS_RB_HALT, RB_HALT }, 1457 { SUNOS_RB_DUMP, RB_DUMP }, 1458 { SUNOS_RB_STRING, RB_STRING }, 1459 { 0x000, 0 }, 1460 }; 1461 1462 int 1463 sunos32_sys_reboot(p, v, retval) 1464 struct proc *p; 1465 void *v; 1466 register_t *retval; 1467 { 1468 struct sunos32_sys_reboot_args /* { 1469 syscallarg(int) howto; 1470 syscallarg(netbsd32_charp) bootstr; 1471 } */ *uap = v; 1472 struct sys_reboot_args ua; 1473 struct sunos_howto_conv *convp; 1474 int error, bsd_howto, sun_howto; 1475 char *bootstr; 1476 1477 if ((error = suser(p->p_ucred, &p->p_acflag)) != 0) 1478 return (error); 1479 1480 /* 1481 * Convert howto bits to BSD format. 1482 */ 1483 sun_howto = SCARG(uap, howto); 1484 bsd_howto = 0; 1485 convp = sunos_howto_conv; 1486 while (convp->sun_howto) { 1487 if (sun_howto & convp->sun_howto) 1488 bsd_howto |= convp->bsd_howto; 1489 convp++; 1490 } 1491 1492 /* 1493 * Sun RB_STRING (Get user supplied bootstring.) 1494 * If the machine supports passing a string to the 1495 * next booted kernel. 1496 */ 1497 if (sun_howto & SUNOS_RB_STRING) 1498 bootstr = (char *)(u_long)SCARG(uap, bootstr); 1499 else 1500 bootstr = NULL; 1501 1502 SCARG(&ua, opt) = bsd_howto; 1503 SCARG(&ua, bootstr) = bootstr; 1504 return (sys_reboot(p, &ua, retval)); 1505 } 1506 1507 /* 1508 * Generalized interface signal handler, 4.3-compatible. 1509 */ 1510 /* ARGSUSED */ 1511 int 1512 sunos32_sys_sigvec(p, v, retval) 1513 struct proc *p; 1514 void *v; 1515 register_t *retval; 1516 { 1517 struct sunos32_sys_sigvec_args /* { 1518 syscallarg(int) signum; 1519 syscallarg(struct sigvec *) nsv; 1520 syscallarg(struct sigvec *) osv; 1521 } */ *uap = v; 1522 struct netbsd32_sigvec sv; 1523 struct sigaction nsa, osa; 1524 int error; 1525 1526 if (SCARG(uap, nsv)) { 1527 error = copyin((caddr_t)(u_long)SCARG(uap, nsv), &sv, sizeof(sv)); 1528 if (error != 0) 1529 return (error); 1530 1531 /* 1532 * SunOS uses the mask 0x0004 as SV_RESETHAND 1533 * meaning: `reset to SIG_DFL on delivery'. 1534 * We support only the bits in: 0xF 1535 * (those bits are the same as ours) 1536 */ 1537 if (sv.sv_flags & ~0xF) 1538 return (EINVAL); 1539 1540 sunos32_sigvec_to_sigaction(&sv, &nsa); 1541 } 1542 error = sigaction1(p, SCARG(uap, signum), 1543 SCARG(uap, nsv) ? &nsa : 0, 1544 SCARG(uap, osv) ? &osa : 0); 1545 if (error != 0) 1546 return (error); 1547 1548 if (SCARG(uap, osv)) { 1549 sunos32_sigvec_from_sigaction(&sv, &osa); 1550 error = copyout(&sv, (caddr_t)(u_long)SCARG(uap, osv), sizeof(sv)); 1551 if (error != 0) 1552 return (error); 1553 } 1554 1555 return (0); 1556 } 1557