| 1 | /* $NetBSD: netbsd32_fs.c,v 1.78 2016/10/21 07:45:16 mrg Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1998, 2001 Matthew R. Green |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 17 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 18 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| 21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| 23 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 26 | * SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #include <sys/cdefs.h> |
| 30 | __KERNEL_RCSID(0, "$NetBSD: netbsd32_fs.c,v 1.78 2016/10/21 07:45:16 mrg Exp $" ); |
| 31 | |
| 32 | #include <sys/param.h> |
| 33 | #include <sys/systm.h> |
| 34 | #include <sys/mount.h> |
| 35 | #include <sys/socket.h> |
| 36 | #include <sys/socketvar.h> |
| 37 | #include <sys/stat.h> |
| 38 | #include <sys/time.h> |
| 39 | #include <sys/ktrace.h> |
| 40 | #include <sys/resourcevar.h> |
| 41 | #include <sys/vnode.h> |
| 42 | #include <sys/file.h> |
| 43 | #include <sys/filedesc.h> |
| 44 | #include <sys/namei.h> |
| 45 | #include <sys/statvfs.h> |
| 46 | #include <sys/syscallargs.h> |
| 47 | #include <sys/proc.h> |
| 48 | #include <sys/dirent.h> |
| 49 | #include <sys/kauth.h> |
| 50 | #include <sys/vfs_syscalls.h> |
| 51 | |
| 52 | #include <fs/cd9660/cd9660_mount.h> |
| 53 | #include <fs/tmpfs/tmpfs_args.h> |
| 54 | #include <fs/msdosfs/bpb.h> |
| 55 | #include <fs/msdosfs/msdosfsmount.h> |
| 56 | #include <ufs/ufs/ufsmount.h> |
| 57 | |
| 58 | #define NFS_ARGS_ONLY |
| 59 | #include <nfs/nfsmount.h> |
| 60 | |
| 61 | #include <compat/netbsd32/netbsd32.h> |
| 62 | #include <compat/netbsd32/netbsd32_syscallargs.h> |
| 63 | #include <compat/netbsd32/netbsd32_conv.h> |
| 64 | #include <compat/sys/mount.h> |
| 65 | |
| 66 | |
| 67 | static int dofilereadv32(int, struct file *, struct netbsd32_iovec *, |
| 68 | int, off_t *, int, register_t *); |
| 69 | static int dofilewritev32(int, struct file *, struct netbsd32_iovec *, |
| 70 | int, off_t *, int, register_t *); |
| 71 | |
| 72 | struct iovec * |
| 73 | netbsd32_get_iov(struct netbsd32_iovec *iov32, int iovlen, struct iovec *aiov, |
| 74 | int aiov_len) |
| 75 | { |
| 76 | #define N_IOV32 8 |
| 77 | struct netbsd32_iovec aiov32[N_IOV32]; |
| 78 | struct iovec *iov = aiov; |
| 79 | struct iovec *iovp; |
| 80 | int i, n, j; |
| 81 | int error; |
| 82 | |
| 83 | if (iovlen < 0 || iovlen > IOV_MAX) |
| 84 | return NULL; |
| 85 | |
| 86 | if (iovlen > aiov_len) |
| 87 | iov = kmem_alloc(iovlen * sizeof(*iov), KM_SLEEP); |
| 88 | |
| 89 | iovp = iov; |
| 90 | for (i = 0; i < iovlen; iov32 += N_IOV32, i += N_IOV32) { |
| 91 | n = iovlen - i; |
| 92 | if (n > N_IOV32) |
| 93 | n = N_IOV32; |
| 94 | error = copyin(iov32, aiov32, n * sizeof (*iov32)); |
| 95 | if (error != 0) { |
| 96 | if (iov != aiov) |
| 97 | kmem_free(iov, iovlen * sizeof(*iov)); |
| 98 | return NULL; |
| 99 | } |
| 100 | for (j = 0; j < n; iovp++, j++) { |
| 101 | iovp->iov_base = NETBSD32PTR64(aiov32[j].iov_base); |
| 102 | iovp->iov_len = aiov32[j].iov_len; |
| 103 | } |
| 104 | } |
| 105 | return iov; |
| 106 | #undef N_IOV32 |
| 107 | } |
| 108 | |
| 109 | int |
| 110 | netbsd32_readv(struct lwp *l, const struct netbsd32_readv_args *uap, register_t *retval) |
| 111 | { |
| 112 | /* { |
| 113 | syscallarg(int) fd; |
| 114 | syscallarg(const netbsd32_iovecp_t) iovp; |
| 115 | syscallarg(int) iovcnt; |
| 116 | } */ |
| 117 | int fd = SCARG(uap, fd); |
| 118 | file_t *fp; |
| 119 | |
| 120 | if ((fp = fd_getfile(fd)) == NULL) |
| 121 | return (EBADF); |
| 122 | |
| 123 | if ((fp->f_flag & FREAD) == 0) { |
| 124 | fd_putfile(fd); |
| 125 | return (EBADF); |
| 126 | } |
| 127 | |
| 128 | return (dofilereadv32(fd, fp, |
| 129 | (struct netbsd32_iovec *)SCARG_P32(uap, iovp), |
| 130 | SCARG(uap, iovcnt), &fp->f_offset, FOF_UPDATE_OFFSET, retval)); |
| 131 | } |
| 132 | |
| 133 | /* Damn thing copies in the iovec! */ |
| 134 | int |
| 135 | dofilereadv32(int fd, struct file *fp, struct netbsd32_iovec *iovp, int iovcnt, off_t *offset, int flags, register_t *retval) |
| 136 | { |
| 137 | struct uio auio; |
| 138 | struct iovec *iov; |
| 139 | struct iovec *needfree; |
| 140 | struct iovec aiov[UIO_SMALLIOV]; |
| 141 | long i, cnt, error = 0; |
| 142 | u_int iovlen; |
| 143 | struct iovec *ktriov = NULL; |
| 144 | |
| 145 | /* note: can't use iovlen until iovcnt is validated */ |
| 146 | iovlen = iovcnt * sizeof(struct iovec); |
| 147 | if ((u_int)iovcnt > UIO_SMALLIOV) { |
| 148 | if ((u_int)iovcnt > IOV_MAX) { |
| 149 | error = EINVAL; |
| 150 | goto out; |
| 151 | } |
| 152 | iov = kmem_alloc(iovlen, KM_SLEEP); |
| 153 | needfree = iov; |
| 154 | } else if ((u_int)iovcnt > 0) { |
| 155 | iov = aiov; |
| 156 | needfree = NULL; |
| 157 | } else { |
| 158 | error = EINVAL; |
| 159 | goto out; |
| 160 | } |
| 161 | |
| 162 | auio.uio_iov = iov; |
| 163 | auio.uio_iovcnt = iovcnt; |
| 164 | auio.uio_rw = UIO_READ; |
| 165 | auio.uio_vmspace = curproc->p_vmspace; |
| 166 | error = netbsd32_to_iovecin(iovp, iov, iovcnt); |
| 167 | if (error) |
| 168 | goto done; |
| 169 | auio.uio_resid = 0; |
| 170 | for (i = 0; i < iovcnt; i++) { |
| 171 | auio.uio_resid += iov->iov_len; |
| 172 | /* |
| 173 | * Reads return ssize_t because -1 is returned on error. |
| 174 | * Therefore we must restrict the length to SSIZE_MAX to |
| 175 | * avoid garbage return values. |
| 176 | */ |
| 177 | if (iov->iov_len > SSIZE_MAX || auio.uio_resid > SSIZE_MAX) { |
| 178 | error = EINVAL; |
| 179 | goto done; |
| 180 | } |
| 181 | iov++; |
| 182 | } |
| 183 | |
| 184 | /* |
| 185 | * if tracing, save a copy of iovec |
| 186 | */ |
| 187 | if (ktrpoint(KTR_GENIO)) { |
| 188 | ktriov = kmem_alloc(iovlen, KM_SLEEP); |
| 189 | memcpy((void *)ktriov, (void *)auio.uio_iov, iovlen); |
| 190 | } |
| 191 | |
| 192 | cnt = auio.uio_resid; |
| 193 | error = (*fp->f_ops->fo_read)(fp, offset, &auio, fp->f_cred, flags); |
| 194 | if (error) |
| 195 | if (auio.uio_resid != cnt && (error == ERESTART || |
| 196 | error == EINTR || error == EWOULDBLOCK)) |
| 197 | error = 0; |
| 198 | cnt -= auio.uio_resid; |
| 199 | |
| 200 | if (ktriov != NULL) { |
| 201 | ktrgeniov(fd, UIO_READ, ktriov, cnt, error); |
| 202 | kmem_free(ktriov, iovlen); |
| 203 | } |
| 204 | |
| 205 | *retval = cnt; |
| 206 | done: |
| 207 | if (needfree) |
| 208 | kmem_free(needfree, iovlen); |
| 209 | out: |
| 210 | fd_putfile(fd); |
| 211 | return (error); |
| 212 | } |
| 213 | |
| 214 | int |
| 215 | netbsd32_writev(struct lwp *l, const struct netbsd32_writev_args *uap, register_t *retval) |
| 216 | { |
| 217 | /* { |
| 218 | syscallarg(int) fd; |
| 219 | syscallarg(const netbsd32_iovecp_t) iovp; |
| 220 | syscallarg(int) iovcnt; |
| 221 | } */ |
| 222 | int fd = SCARG(uap, fd); |
| 223 | file_t *fp; |
| 224 | |
| 225 | if ((fp = fd_getfile(fd)) == NULL) |
| 226 | return (EBADF); |
| 227 | |
| 228 | if ((fp->f_flag & FWRITE) == 0) { |
| 229 | fd_putfile(fd); |
| 230 | return (EBADF); |
| 231 | } |
| 232 | |
| 233 | return (dofilewritev32(fd, fp, |
| 234 | (struct netbsd32_iovec *)SCARG_P32(uap, iovp), |
| 235 | SCARG(uap, iovcnt), &fp->f_offset, FOF_UPDATE_OFFSET, retval)); |
| 236 | } |
| 237 | |
| 238 | int |
| 239 | dofilewritev32(int fd, struct file *fp, struct netbsd32_iovec *iovp, int iovcnt, off_t *offset, int flags, register_t *retval) |
| 240 | { |
| 241 | struct uio auio; |
| 242 | struct iovec *iov; |
| 243 | struct iovec *needfree; |
| 244 | struct iovec aiov[UIO_SMALLIOV]; |
| 245 | long i, cnt, error = 0; |
| 246 | u_int iovlen; |
| 247 | struct iovec *ktriov = NULL; |
| 248 | |
| 249 | /* note: can't use iovlen until iovcnt is validated */ |
| 250 | iovlen = iovcnt * sizeof(struct iovec); |
| 251 | if ((u_int)iovcnt > UIO_SMALLIOV) { |
| 252 | if ((u_int)iovcnt > IOV_MAX) { |
| 253 | error = EINVAL; |
| 254 | goto out; |
| 255 | } |
| 256 | iov = kmem_alloc(iovlen, KM_SLEEP); |
| 257 | needfree = iov; |
| 258 | } else if ((u_int)iovcnt > 0) { |
| 259 | iov = aiov; |
| 260 | needfree = NULL; |
| 261 | } else { |
| 262 | error = EINVAL; |
| 263 | goto out; |
| 264 | } |
| 265 | |
| 266 | auio.uio_iov = iov; |
| 267 | auio.uio_iovcnt = iovcnt; |
| 268 | auio.uio_rw = UIO_WRITE; |
| 269 | auio.uio_vmspace = curproc->p_vmspace; |
| 270 | error = netbsd32_to_iovecin(iovp, iov, iovcnt); |
| 271 | if (error) |
| 272 | goto done; |
| 273 | auio.uio_resid = 0; |
| 274 | for (i = 0; i < iovcnt; i++) { |
| 275 | auio.uio_resid += iov->iov_len; |
| 276 | /* |
| 277 | * Writes return ssize_t because -1 is returned on error. |
| 278 | * Therefore we must restrict the length to SSIZE_MAX to |
| 279 | * avoid garbage return values. |
| 280 | */ |
| 281 | if (iov->iov_len > SSIZE_MAX || auio.uio_resid > SSIZE_MAX) { |
| 282 | error = EINVAL; |
| 283 | goto done; |
| 284 | } |
| 285 | iov++; |
| 286 | } |
| 287 | |
| 288 | /* |
| 289 | * if tracing, save a copy of iovec |
| 290 | */ |
| 291 | if (ktrpoint(KTR_GENIO)) { |
| 292 | ktriov = kmem_alloc(iovlen, KM_SLEEP); |
| 293 | memcpy((void *)ktriov, (void *)auio.uio_iov, iovlen); |
| 294 | } |
| 295 | |
| 296 | cnt = auio.uio_resid; |
| 297 | error = (*fp->f_ops->fo_write)(fp, offset, &auio, fp->f_cred, flags); |
| 298 | if (error) { |
| 299 | if (auio.uio_resid != cnt && (error == ERESTART || |
| 300 | error == EINTR || error == EWOULDBLOCK)) |
| 301 | error = 0; |
| 302 | if (error == EPIPE && (fp->f_flag & FNOSIGPIPE) == 0) { |
| 303 | mutex_enter(proc_lock); |
| 304 | psignal(curproc, SIGPIPE); |
| 305 | mutex_exit(proc_lock); |
| 306 | } |
| 307 | } |
| 308 | cnt -= auio.uio_resid; |
| 309 | if (ktriov != NULL) { |
| 310 | ktrgeniov(fd, UIO_WRITE, ktriov, cnt, error); |
| 311 | kmem_free(ktriov, iovlen); |
| 312 | } |
| 313 | *retval = cnt; |
| 314 | done: |
| 315 | if (needfree) |
| 316 | kmem_free(needfree, iovlen); |
| 317 | out: |
| 318 | fd_putfile(fd); |
| 319 | return (error); |
| 320 | } |
| 321 | |
| 322 | /* |
| 323 | * Common routines to set access and modification times given a vnode. |
| 324 | */ |
| 325 | static int |
| 326 | get_utimes32(const netbsd32_timevalp_t *tptr, struct timeval *tv, |
| 327 | struct timeval **tvp) |
| 328 | { |
| 329 | int error; |
| 330 | struct netbsd32_timeval tv32[2]; |
| 331 | |
| 332 | if (tptr == NULL) { |
| 333 | *tvp = NULL; |
| 334 | return 0; |
| 335 | } |
| 336 | |
| 337 | error = copyin(tptr, tv32, sizeof(tv32)); |
| 338 | if (error) |
| 339 | return error; |
| 340 | netbsd32_to_timeval(&tv32[0], &tv[0]); |
| 341 | netbsd32_to_timeval(&tv32[1], &tv[1]); |
| 342 | |
| 343 | *tvp = tv; |
| 344 | return 0; |
| 345 | } |
| 346 | |
| 347 | static int |
| 348 | get_utimens32(const netbsd32_timespecp_t *tptr, struct timespec *ts, |
| 349 | struct timespec **tsp) |
| 350 | { |
| 351 | int error; |
| 352 | struct netbsd32_timespec ts32[2]; |
| 353 | |
| 354 | if (tptr == NULL) { |
| 355 | *tsp = NULL; |
| 356 | return 0; |
| 357 | } |
| 358 | |
| 359 | error = copyin(tptr, ts32, sizeof(ts32)); |
| 360 | if (error) |
| 361 | return error; |
| 362 | netbsd32_to_timespec(&ts32[0], &ts[0]); |
| 363 | netbsd32_to_timespec(&ts32[1], &ts[1]); |
| 364 | |
| 365 | *tsp = ts; |
| 366 | return 0; |
| 367 | } |
| 368 | |
| 369 | int |
| 370 | netbsd32___utimes50(struct lwp *l, const struct netbsd32___utimes50_args *uap, register_t *retval) |
| 371 | { |
| 372 | /* { |
| 373 | syscallarg(const netbsd32_charp) path; |
| 374 | syscallarg(const netbsd32_timevalp_t) tptr; |
| 375 | } */ |
| 376 | int error; |
| 377 | struct timeval tv[2], *tvp; |
| 378 | |
| 379 | error = get_utimes32(SCARG_P32(uap, tptr), tv, &tvp); |
| 380 | if (error != 0) |
| 381 | return error; |
| 382 | |
| 383 | return do_sys_utimes(l, NULL, SCARG_P32(uap, path), FOLLOW, |
| 384 | tvp, UIO_SYSSPACE); |
| 385 | } |
| 386 | |
| 387 | static int |
| 388 | netbds32_copyout_statvfs(const void *kp, void *up, size_t len) |
| 389 | { |
| 390 | struct netbsd32_statvfs *sbuf_32; |
| 391 | int error; |
| 392 | |
| 393 | sbuf_32 = kmem_alloc(sizeof(*sbuf_32), KM_SLEEP); |
| 394 | netbsd32_from_statvfs(kp, sbuf_32); |
| 395 | error = copyout(sbuf_32, up, sizeof(*sbuf_32)); |
| 396 | kmem_free(sbuf_32, sizeof(*sbuf_32)); |
| 397 | |
| 398 | return error; |
| 399 | } |
| 400 | |
| 401 | int |
| 402 | netbsd32_statvfs1(struct lwp *l, const struct netbsd32_statvfs1_args *uap, register_t *retval) |
| 403 | { |
| 404 | /* { |
| 405 | syscallarg(const netbsd32_charp) path; |
| 406 | syscallarg(netbsd32_statvfsp_t) buf; |
| 407 | syscallarg(int) flags; |
| 408 | } */ |
| 409 | struct statvfs *sb; |
| 410 | int error; |
| 411 | |
| 412 | sb = STATVFSBUF_GET(); |
| 413 | error = do_sys_pstatvfs(l, SCARG_P32(uap, path), SCARG(uap, flags), sb); |
| 414 | if (error == 0) |
| 415 | error = netbds32_copyout_statvfs(sb, SCARG_P32(uap, buf), 0); |
| 416 | STATVFSBUF_PUT(sb); |
| 417 | return error; |
| 418 | } |
| 419 | |
| 420 | int |
| 421 | netbsd32_fstatvfs1(struct lwp *l, const struct netbsd32_fstatvfs1_args *uap, register_t *retval) |
| 422 | { |
| 423 | /* { |
| 424 | syscallarg(int) fd; |
| 425 | syscallarg(netbsd32_statvfsp_t) buf; |
| 426 | syscallarg(int) flags; |
| 427 | } */ |
| 428 | struct statvfs *sb; |
| 429 | int error; |
| 430 | |
| 431 | sb = STATVFSBUF_GET(); |
| 432 | error = do_sys_fstatvfs(l, SCARG(uap, fd), SCARG(uap, flags), sb); |
| 433 | if (error == 0) |
| 434 | error = netbds32_copyout_statvfs(sb, SCARG_P32(uap, buf), 0); |
| 435 | STATVFSBUF_PUT(sb); |
| 436 | return error; |
| 437 | } |
| 438 | |
| 439 | int |
| 440 | netbsd32_getvfsstat(struct lwp *l, const struct netbsd32_getvfsstat_args *uap, register_t *retval) |
| 441 | { |
| 442 | /* { |
| 443 | syscallarg(netbsd32_statvfsp_t) buf; |
| 444 | syscallarg(netbsd32_size_t) bufsize; |
| 445 | syscallarg(int) flags; |
| 446 | } */ |
| 447 | |
| 448 | return do_sys_getvfsstat(l, SCARG_P32(uap, buf), SCARG(uap, bufsize), |
| 449 | SCARG(uap, flags), netbds32_copyout_statvfs, |
| 450 | sizeof (struct netbsd32_statvfs), retval); |
| 451 | } |
| 452 | |
| 453 | int |
| 454 | netbsd32___fhstatvfs140(struct lwp *l, const struct netbsd32___fhstatvfs140_args *uap, register_t *retval) |
| 455 | { |
| 456 | /* { |
| 457 | syscallarg(const netbsd32_pointer_t) fhp; |
| 458 | syscallarg(netbsd32_size_t) fh_size; |
| 459 | syscallarg(netbsd32_statvfsp_t) buf; |
| 460 | syscallarg(int) flags; |
| 461 | } */ |
| 462 | struct statvfs *sb; |
| 463 | int error; |
| 464 | |
| 465 | sb = STATVFSBUF_GET(); |
| 466 | error = do_fhstatvfs(l, SCARG_P32(uap, fhp), SCARG(uap, fh_size), sb, |
| 467 | SCARG(uap, flags)); |
| 468 | |
| 469 | if (error == 0) |
| 470 | error = netbds32_copyout_statvfs(sb, SCARG_P32(uap, buf), 0); |
| 471 | STATVFSBUF_PUT(sb); |
| 472 | |
| 473 | return error; |
| 474 | } |
| 475 | |
| 476 | int |
| 477 | netbsd32___futimes50(struct lwp *l, const struct netbsd32___futimes50_args *uap, register_t *retval) |
| 478 | { |
| 479 | /* { |
| 480 | syscallarg(int) fd; |
| 481 | syscallarg(const netbsd32_timevalp_t) tptr; |
| 482 | } */ |
| 483 | int error; |
| 484 | file_t *fp; |
| 485 | struct timeval tv[2], *tvp; |
| 486 | |
| 487 | error = get_utimes32(SCARG_P32(uap, tptr), tv, &tvp); |
| 488 | if (error != 0) |
| 489 | return error; |
| 490 | |
| 491 | /* fd_getvnode() will use the descriptor for us */ |
| 492 | if ((error = fd_getvnode(SCARG(uap, fd), &fp)) != 0) |
| 493 | return (error); |
| 494 | |
| 495 | error = do_sys_utimes(l, fp->f_vnode, NULL, 0, tvp, UIO_SYSSPACE); |
| 496 | |
| 497 | fd_putfile(SCARG(uap, fd)); |
| 498 | return (error); |
| 499 | } |
| 500 | |
| 501 | int |
| 502 | netbsd32___getdents30(struct lwp *l, |
| 503 | const struct netbsd32___getdents30_args *uap, register_t *retval) |
| 504 | { |
| 505 | /* { |
| 506 | syscallarg(int) fd; |
| 507 | syscallarg(netbsd32_charp) buf; |
| 508 | syscallarg(netbsd32_size_t) count; |
| 509 | } */ |
| 510 | file_t *fp; |
| 511 | int error, done; |
| 512 | |
| 513 | /* fd_getvnode() will use the descriptor for us */ |
| 514 | if ((error = fd_getvnode(SCARG(uap, fd), &fp)) != 0) |
| 515 | return (error); |
| 516 | if ((fp->f_flag & FREAD) == 0) { |
| 517 | error = EBADF; |
| 518 | goto out; |
| 519 | } |
| 520 | error = vn_readdir(fp, SCARG_P32(uap, buf), |
| 521 | UIO_USERSPACE, SCARG(uap, count), &done, l, 0, 0); |
| 522 | ktrgenio(SCARG(uap, fd), UIO_READ, SCARG_P32(uap, buf), done, error); |
| 523 | *retval = done; |
| 524 | out: |
| 525 | fd_putfile(SCARG(uap, fd)); |
| 526 | return (error); |
| 527 | } |
| 528 | |
| 529 | int |
| 530 | netbsd32___lutimes50(struct lwp *l, |
| 531 | const struct netbsd32___lutimes50_args *uap, register_t *retval) |
| 532 | { |
| 533 | /* { |
| 534 | syscallarg(const netbsd32_charp) path; |
| 535 | syscallarg(const netbsd32_timevalp_t) tptr; |
| 536 | } */ |
| 537 | int error; |
| 538 | struct timeval tv[2], *tvp; |
| 539 | |
| 540 | error = get_utimes32(SCARG_P32(uap, tptr), tv, &tvp); |
| 541 | if (error != 0) |
| 542 | return error; |
| 543 | |
| 544 | return do_sys_utimes(l, NULL, SCARG_P32(uap, path), NOFOLLOW, |
| 545 | tvp, UIO_SYSSPACE); |
| 546 | } |
| 547 | |
| 548 | int |
| 549 | netbsd32___stat50(struct lwp *l, const struct netbsd32___stat50_args *uap, register_t *retval) |
| 550 | { |
| 551 | /* { |
| 552 | syscallarg(const netbsd32_charp) path; |
| 553 | syscallarg(netbsd32_statp_t) ub; |
| 554 | } */ |
| 555 | struct netbsd32_stat sb32; |
| 556 | struct stat sb; |
| 557 | int error; |
| 558 | const char *path; |
| 559 | |
| 560 | path = SCARG_P32(uap, path); |
| 561 | |
| 562 | error = do_sys_stat(path, FOLLOW, &sb); |
| 563 | if (error) |
| 564 | return (error); |
| 565 | netbsd32_from_stat(&sb, &sb32); |
| 566 | error = copyout(&sb32, SCARG_P32(uap, ub), sizeof(sb32)); |
| 567 | return (error); |
| 568 | } |
| 569 | |
| 570 | int |
| 571 | netbsd32___fstat50(struct lwp *l, const struct netbsd32___fstat50_args *uap, register_t *retval) |
| 572 | { |
| 573 | /* { |
| 574 | syscallarg(int) fd; |
| 575 | syscallarg(netbsd32_statp_t) sb; |
| 576 | } */ |
| 577 | struct netbsd32_stat sb32; |
| 578 | struct stat ub; |
| 579 | int error; |
| 580 | |
| 581 | error = do_sys_fstat(SCARG(uap, fd), &ub); |
| 582 | if (error == 0) { |
| 583 | netbsd32_from_stat(&ub, &sb32); |
| 584 | error = copyout(&sb32, SCARG_P32(uap, sb), sizeof(sb32)); |
| 585 | } |
| 586 | return (error); |
| 587 | } |
| 588 | |
| 589 | int |
| 590 | netbsd32___lstat50(struct lwp *l, const struct netbsd32___lstat50_args *uap, register_t *retval) |
| 591 | { |
| 592 | /* { |
| 593 | syscallarg(const netbsd32_charp) path; |
| 594 | syscallarg(netbsd32_statp_t) ub; |
| 595 | } */ |
| 596 | struct netbsd32_stat sb32; |
| 597 | struct stat sb; |
| 598 | int error; |
| 599 | const char *path; |
| 600 | |
| 601 | path = SCARG_P32(uap, path); |
| 602 | |
| 603 | error = do_sys_stat(path, NOFOLLOW, &sb); |
| 604 | if (error) |
| 605 | return (error); |
| 606 | netbsd32_from_stat(&sb, &sb32); |
| 607 | error = copyout(&sb32, SCARG_P32(uap, ub), sizeof(sb32)); |
| 608 | return (error); |
| 609 | } |
| 610 | |
| 611 | int |
| 612 | netbsd32___fhstat50(struct lwp *l, const struct netbsd32___fhstat50_args *uap, register_t *retval) |
| 613 | { |
| 614 | /* { |
| 615 | syscallarg(const netbsd32_pointer_t) fhp; |
| 616 | syscallarg(netbsd32_size_t) fh_size; |
| 617 | syscallarg(netbsd32_statp_t) sb; |
| 618 | } */ |
| 619 | struct stat sb; |
| 620 | struct netbsd32_stat sb32; |
| 621 | int error; |
| 622 | |
| 623 | error = do_fhstat(l, SCARG_P32(uap, fhp), SCARG(uap, fh_size), &sb); |
| 624 | if (error == 0) { |
| 625 | netbsd32_from_stat(&sb, &sb32); |
| 626 | error = copyout(&sb32, SCARG_P32(uap, sb), sizeof(sb)); |
| 627 | } |
| 628 | return error; |
| 629 | } |
| 630 | |
| 631 | int |
| 632 | netbsd32_preadv(struct lwp *l, const struct netbsd32_preadv_args *uap, register_t *retval) |
| 633 | { |
| 634 | /* { |
| 635 | syscallarg(int) fd; |
| 636 | syscallarg(const netbsd32_iovecp_t) iovp; |
| 637 | syscallarg(int) iovcnt; |
| 638 | syscallarg(int) pad; |
| 639 | syscallarg(netbsd32_off_t) offset; |
| 640 | } */ |
| 641 | file_t *fp; |
| 642 | struct vnode *vp; |
| 643 | off_t offset; |
| 644 | int error, fd = SCARG(uap, fd); |
| 645 | |
| 646 | if ((fp = fd_getfile(fd)) == NULL) |
| 647 | return (EBADF); |
| 648 | |
| 649 | if ((fp->f_flag & FREAD) == 0) { |
| 650 | fd_putfile(fd); |
| 651 | return (EBADF); |
| 652 | } |
| 653 | |
| 654 | vp = fp->f_vnode; |
| 655 | if (fp->f_type != DTYPE_VNODE || vp->v_type == VFIFO) { |
| 656 | error = ESPIPE; |
| 657 | goto out; |
| 658 | } |
| 659 | |
| 660 | offset = SCARG(uap, offset); |
| 661 | |
| 662 | /* |
| 663 | * XXX This works because no file systems actually |
| 664 | * XXX take any action on the seek operation. |
| 665 | */ |
| 666 | if ((error = VOP_SEEK(vp, fp->f_offset, offset, fp->f_cred)) != 0) |
| 667 | goto out; |
| 668 | |
| 669 | return (dofilereadv32(fd, fp, SCARG_P32(uap, iovp), |
| 670 | SCARG(uap, iovcnt), &offset, 0, retval)); |
| 671 | |
| 672 | out: |
| 673 | fd_putfile(fd); |
| 674 | return (error); |
| 675 | } |
| 676 | |
| 677 | int |
| 678 | netbsd32_pwritev(struct lwp *l, const struct netbsd32_pwritev_args *uap, register_t *retval) |
| 679 | { |
| 680 | /* { |
| 681 | syscallarg(int) fd; |
| 682 | syscallarg(const netbsd32_iovecp_t) iovp; |
| 683 | syscallarg(int) iovcnt; |
| 684 | syscallarg(int) pad; |
| 685 | syscallarg(netbsd32_off_t) offset; |
| 686 | } */ |
| 687 | file_t *fp; |
| 688 | struct vnode *vp; |
| 689 | off_t offset; |
| 690 | int error, fd = SCARG(uap, fd); |
| 691 | |
| 692 | if ((fp = fd_getfile(fd)) == NULL) |
| 693 | return (EBADF); |
| 694 | |
| 695 | if ((fp->f_flag & FWRITE) == 0) { |
| 696 | fd_putfile(fd); |
| 697 | return (EBADF); |
| 698 | } |
| 699 | |
| 700 | vp = fp->f_vnode; |
| 701 | if (fp->f_type != DTYPE_VNODE || vp->v_type == VFIFO) { |
| 702 | error = ESPIPE; |
| 703 | goto out; |
| 704 | } |
| 705 | |
| 706 | offset = SCARG(uap, offset); |
| 707 | |
| 708 | /* |
| 709 | * XXX This works because no file systems actually |
| 710 | * XXX take any action on the seek operation. |
| 711 | */ |
| 712 | if ((error = VOP_SEEK(vp, fp->f_offset, offset, fp->f_cred)) != 0) |
| 713 | goto out; |
| 714 | |
| 715 | return (dofilewritev32(fd, fp, SCARG_P32(uap, iovp), |
| 716 | SCARG(uap, iovcnt), &offset, 0, retval)); |
| 717 | |
| 718 | out: |
| 719 | fd_putfile(fd); |
| 720 | return (error); |
| 721 | } |
| 722 | |
| 723 | /* |
| 724 | * Find pathname of process's current directory. |
| 725 | * |
| 726 | * Use vfs vnode-to-name reverse cache; if that fails, fall back |
| 727 | * to reading directory contents. |
| 728 | */ |
| 729 | /* XXX NH Why does this exist */ |
| 730 | int |
| 731 | getcwd_common(struct vnode *, struct vnode *, |
| 732 | char **, char *, int, int, struct lwp *); |
| 733 | |
| 734 | int |
| 735 | netbsd32___getcwd(struct lwp *l, const struct netbsd32___getcwd_args *uap, register_t *retval) |
| 736 | { |
| 737 | /* { |
| 738 | syscallarg(char *) bufp; |
| 739 | syscallarg(size_t) length; |
| 740 | } */ |
| 741 | struct proc *p = l->l_proc; |
| 742 | int error; |
| 743 | char *path; |
| 744 | char *bp, *bend; |
| 745 | int len = (int)SCARG(uap, length); |
| 746 | int lenused; |
| 747 | struct cwdinfo *cwdi; |
| 748 | |
| 749 | if (len > MAXPATHLEN*4) |
| 750 | len = MAXPATHLEN*4; |
| 751 | else if (len < 2) |
| 752 | return ERANGE; |
| 753 | |
| 754 | path = kmem_alloc(len, KM_SLEEP); |
| 755 | if (!path) |
| 756 | return ENOMEM; |
| 757 | |
| 758 | bp = &path[len]; |
| 759 | bend = bp; |
| 760 | *(--bp) = '\0'; |
| 761 | |
| 762 | /* |
| 763 | * 5th argument here is "max number of vnodes to traverse". |
| 764 | * Since each entry takes up at least 2 bytes in the output buffer, |
| 765 | * limit it to N/2 vnodes for an N byte buffer. |
| 766 | */ |
| 767 | #define GETCWD_CHECK_ACCESS 0x0001 |
| 768 | cwdi = p->p_cwdi; |
| 769 | rw_enter(&cwdi->cwdi_lock, RW_READER); |
| 770 | error = getcwd_common (cwdi->cwdi_cdir, NULL, &bp, path, len/2, |
| 771 | GETCWD_CHECK_ACCESS, l); |
| 772 | rw_exit(&cwdi->cwdi_lock); |
| 773 | |
| 774 | if (error) |
| 775 | goto out; |
| 776 | lenused = bend - bp; |
| 777 | *retval = lenused; |
| 778 | /* put the result into user buffer */ |
| 779 | error = copyout(bp, SCARG_P32(uap, bufp), lenused); |
| 780 | |
| 781 | out: |
| 782 | kmem_free(path, len); |
| 783 | return error; |
| 784 | } |
| 785 | |
| 786 | int |
| 787 | netbsd32___mount50(struct lwp *l, const struct netbsd32___mount50_args *uap, |
| 788 | register_t *retval) |
| 789 | { |
| 790 | /* { |
| 791 | syscallarg(netbsd32_charp) type; |
| 792 | syscallarg(netbsd32_charp) path; |
| 793 | syscallarg(int) flags; |
| 794 | syscallarg(netbsd32_voidp) data; |
| 795 | syscallarg(netbsd32_size_t) data_len; |
| 796 | } */ |
| 797 | char mtype[MNAMELEN]; |
| 798 | union { |
| 799 | struct netbsd32_ufs_args ufs_args; |
| 800 | struct netbsd32_mfs_args mfs_args; |
| 801 | struct netbsd32_iso_args iso_args; |
| 802 | struct netbsd32_nfs_args nfs_args; |
| 803 | struct netbsd32_msdosfs_args msdosfs_args; |
| 804 | struct netbsd32_tmpfs_args tmpfs_args; |
| 805 | } fs_args32; |
| 806 | union { |
| 807 | struct ufs_args ufs_args; |
| 808 | struct mfs_args mfs_args; |
| 809 | struct iso_args iso_args; |
| 810 | struct nfs_args nfs_args; |
| 811 | struct msdosfs_args msdosfs_args; |
| 812 | struct tmpfs_args tmpfs_args; |
| 813 | } fs_args; |
| 814 | const char *type = SCARG_P32(uap, type); |
| 815 | const char *path = SCARG_P32(uap, path); |
| 816 | int flags = SCARG(uap, flags); |
| 817 | void *data = SCARG_P32(uap, data); |
| 818 | size_t data_len = SCARG(uap, data_len); |
| 819 | enum uio_seg data_seg; |
| 820 | size_t len; |
| 821 | int error; |
| 822 | |
| 823 | error = copyinstr(type, mtype, sizeof(mtype), &len); |
| 824 | if (error) |
| 825 | return error; |
| 826 | if (strcmp(mtype, MOUNT_TMPFS) == 0) { |
| 827 | if (data_len != sizeof(fs_args32.tmpfs_args)) |
| 828 | return EINVAL; |
| 829 | if ((flags & MNT_GETARGS) == 0) { |
| 830 | error = copyin(data, &fs_args32.tmpfs_args, |
| 831 | sizeof(fs_args32.tmpfs_args)); |
| 832 | if (error) |
| 833 | return error; |
| 834 | fs_args.tmpfs_args.ta_version = |
| 835 | fs_args32.tmpfs_args.ta_version; |
| 836 | fs_args.tmpfs_args.ta_nodes_max = |
| 837 | fs_args32.tmpfs_args.ta_nodes_max; |
| 838 | fs_args.tmpfs_args.ta_size_max = |
| 839 | fs_args32.tmpfs_args.ta_size_max; |
| 840 | fs_args.tmpfs_args.ta_root_uid = |
| 841 | fs_args32.tmpfs_args.ta_root_uid; |
| 842 | fs_args.tmpfs_args.ta_root_gid = |
| 843 | fs_args32.tmpfs_args.ta_root_gid; |
| 844 | fs_args.tmpfs_args.ta_root_mode = |
| 845 | fs_args32.tmpfs_args.ta_root_mode; |
| 846 | } |
| 847 | data_seg = UIO_SYSSPACE; |
| 848 | data = &fs_args.tmpfs_args; |
| 849 | data_len = sizeof(fs_args.tmpfs_args); |
| 850 | } else if (strcmp(mtype, MOUNT_MFS) == 0) { |
| 851 | if (data_len != sizeof(fs_args32.mfs_args)) |
| 852 | return EINVAL; |
| 853 | if ((flags & MNT_GETARGS) == 0) { |
| 854 | error = copyin(data, &fs_args32.mfs_args, |
| 855 | sizeof(fs_args32.mfs_args)); |
| 856 | if (error) |
| 857 | return error; |
| 858 | fs_args.mfs_args.fspec = |
| 859 | NETBSD32PTR64(fs_args32.mfs_args.fspec); |
| 860 | memset(&fs_args.mfs_args._pad1, 0, |
| 861 | sizeof(fs_args.mfs_args._pad1)); |
| 862 | fs_args.mfs_args.base = |
| 863 | NETBSD32PTR64(fs_args32.mfs_args.base); |
| 864 | fs_args.mfs_args.size = fs_args32.mfs_args.size; |
| 865 | } |
| 866 | data_seg = UIO_SYSSPACE; |
| 867 | data = &fs_args.mfs_args; |
| 868 | data_len = sizeof(fs_args.mfs_args); |
| 869 | } else if ((strcmp(mtype, MOUNT_UFS) == 0) || |
| 870 | (strcmp(mtype, MOUNT_EXT2FS) == 0) || |
| 871 | (strcmp(mtype, MOUNT_LFS) == 0)) { |
| 872 | if (data_len > sizeof(fs_args32.ufs_args)) |
| 873 | return EINVAL; |
| 874 | if ((flags & MNT_GETARGS) == 0) { |
| 875 | error = copyin(data, &fs_args32.ufs_args, |
| 876 | sizeof(fs_args32.ufs_args)); |
| 877 | if (error) |
| 878 | return error; |
| 879 | fs_args.ufs_args.fspec = |
| 880 | NETBSD32PTR64(fs_args32.ufs_args.fspec); |
| 881 | } |
| 882 | data_seg = UIO_SYSSPACE; |
| 883 | data = &fs_args.ufs_args; |
| 884 | data_len = sizeof(fs_args.ufs_args); |
| 885 | } else if (strcmp(mtype, MOUNT_CD9660) == 0) { |
| 886 | if (data_len != sizeof(fs_args32.iso_args)) |
| 887 | return EINVAL; |
| 888 | if ((flags & MNT_GETARGS) == 0) { |
| 889 | error = copyin(data, &fs_args32.iso_args, |
| 890 | sizeof(fs_args32.iso_args)); |
| 891 | if (error) |
| 892 | return error; |
| 893 | fs_args.iso_args.fspec = |
| 894 | NETBSD32PTR64(fs_args32.iso_args.fspec); |
| 895 | memset(&fs_args.iso_args._pad1, 0, |
| 896 | sizeof(fs_args.iso_args._pad1)); |
| 897 | fs_args.iso_args.flags = fs_args32.iso_args.flags; |
| 898 | } |
| 899 | data_seg = UIO_SYSSPACE; |
| 900 | data = &fs_args.iso_args; |
| 901 | data_len = sizeof(fs_args.iso_args); |
| 902 | } else if (strcmp(mtype, MOUNT_MSDOS) == 0) { |
| 903 | if (data_len != sizeof(fs_args32.msdosfs_args)) |
| 904 | return EINVAL; |
| 905 | if ((flags & MNT_GETARGS) == 0) { |
| 906 | error = copyin(data, &fs_args32.msdosfs_args, |
| 907 | sizeof(fs_args32.msdosfs_args)); |
| 908 | if (error) |
| 909 | return error; |
| 910 | fs_args.msdosfs_args.fspec = |
| 911 | NETBSD32PTR64(fs_args32.msdosfs_args.fspec); |
| 912 | memset(&fs_args.msdosfs_args._pad1, 0, |
| 913 | sizeof(fs_args.msdosfs_args._pad1)); |
| 914 | fs_args.msdosfs_args.uid = |
| 915 | fs_args32.msdosfs_args.uid; |
| 916 | fs_args.msdosfs_args.gid = |
| 917 | fs_args32.msdosfs_args.gid; |
| 918 | fs_args.msdosfs_args.mask = |
| 919 | fs_args32.msdosfs_args.mask; |
| 920 | fs_args.msdosfs_args.flags = |
| 921 | fs_args32.msdosfs_args.flags; |
| 922 | fs_args.msdosfs_args.version = |
| 923 | fs_args32.msdosfs_args.version; |
| 924 | fs_args.msdosfs_args.dirmask = |
| 925 | fs_args32.msdosfs_args.dirmask; |
| 926 | fs_args.msdosfs_args.gmtoff = |
| 927 | fs_args32.msdosfs_args.gmtoff; |
| 928 | } |
| 929 | data_seg = UIO_SYSSPACE; |
| 930 | data = &fs_args.msdosfs_args; |
| 931 | data_len = sizeof(fs_args.msdosfs_args); |
| 932 | } else if (strcmp(mtype, MOUNT_NFS) == 0) { |
| 933 | if (data_len != sizeof(fs_args32.nfs_args)) |
| 934 | return EINVAL; |
| 935 | if ((flags & MNT_GETARGS) == 0) { |
| 936 | error = copyin(data, &fs_args32.nfs_args, |
| 937 | sizeof(fs_args32.nfs_args)); |
| 938 | if (error) |
| 939 | return error; |
| 940 | fs_args.nfs_args.version = fs_args32.nfs_args.version; |
| 941 | fs_args.nfs_args.addr = |
| 942 | NETBSD32PTR64(fs_args32.nfs_args.addr); |
| 943 | memcpy(&fs_args.nfs_args.addrlen, |
| 944 | &fs_args32.nfs_args.addrlen, |
| 945 | offsetof(struct nfs_args, fh) |
| 946 | - offsetof(struct nfs_args, addrlen)); |
| 947 | fs_args.nfs_args.fh = |
| 948 | NETBSD32PTR64(fs_args32.nfs_args.fh); |
| 949 | memcpy(&fs_args.nfs_args.fhsize, |
| 950 | &fs_args32.nfs_args.fhsize, |
| 951 | offsetof(struct nfs_args, hostname) |
| 952 | - offsetof(struct nfs_args, fhsize)); |
| 953 | fs_args.nfs_args.hostname = |
| 954 | NETBSD32PTR64(fs_args32.nfs_args.hostname); |
| 955 | } |
| 956 | data_seg = UIO_SYSSPACE; |
| 957 | data = &fs_args.nfs_args; |
| 958 | data_len = sizeof(fs_args.nfs_args); |
| 959 | } else { |
| 960 | data_seg = UIO_USERSPACE; |
| 961 | } |
| 962 | error = do_sys_mount(l, mtype, UIO_SYSSPACE, path, flags, data, data_seg, |
| 963 | data_len, retval); |
| 964 | if (error) |
| 965 | return error; |
| 966 | if (flags & MNT_GETARGS) { |
| 967 | data_len = *retval; |
| 968 | if (strcmp(mtype, MOUNT_TMPFS) == 0) { |
| 969 | if (data_len != sizeof(fs_args.tmpfs_args)) |
| 970 | return EINVAL; |
| 971 | fs_args32.tmpfs_args.ta_version = |
| 972 | fs_args.tmpfs_args.ta_version; |
| 973 | fs_args32.tmpfs_args.ta_nodes_max = |
| 974 | fs_args.tmpfs_args.ta_nodes_max; |
| 975 | fs_args32.tmpfs_args.ta_size_max = |
| 976 | fs_args.tmpfs_args.ta_size_max; |
| 977 | fs_args32.tmpfs_args.ta_root_uid = |
| 978 | fs_args.tmpfs_args.ta_root_uid; |
| 979 | fs_args32.tmpfs_args.ta_root_gid = |
| 980 | fs_args.tmpfs_args.ta_root_gid; |
| 981 | fs_args32.tmpfs_args.ta_root_mode = |
| 982 | fs_args.tmpfs_args.ta_root_mode; |
| 983 | error = copyout(&fs_args32.tmpfs_args, data, |
| 984 | sizeof(fs_args32.tmpfs_args)); |
| 985 | } else if (strcmp(mtype, MOUNT_MFS) == 0) { |
| 986 | if (data_len != sizeof(fs_args.mfs_args)) |
| 987 | return EINVAL; |
| 988 | NETBSD32PTR32(fs_args32.mfs_args.fspec, |
| 989 | fs_args.mfs_args.fspec); |
| 990 | memset(&fs_args32.mfs_args._pad1, 0, |
| 991 | sizeof(fs_args32.mfs_args._pad1)); |
| 992 | NETBSD32PTR32(fs_args32.mfs_args.base, |
| 993 | fs_args.mfs_args.base); |
| 994 | fs_args32.mfs_args.size = fs_args.mfs_args.size; |
| 995 | error = copyout(&fs_args32.mfs_args, data, |
| 996 | sizeof(fs_args32.mfs_args)); |
| 997 | } else if (strcmp(mtype, MOUNT_UFS) == 0) { |
| 998 | if (data_len != sizeof(fs_args.ufs_args)) |
| 999 | return EINVAL; |
| 1000 | NETBSD32PTR32(fs_args32.ufs_args.fspec, |
| 1001 | fs_args.ufs_args.fspec); |
| 1002 | error = copyout(&fs_args32.ufs_args, data, |
| 1003 | sizeof(fs_args32.ufs_args)); |
| 1004 | } else if (strcmp(mtype, MOUNT_CD9660) == 0) { |
| 1005 | if (data_len != sizeof(fs_args.iso_args)) |
| 1006 | return EINVAL; |
| 1007 | NETBSD32PTR32(fs_args32.iso_args.fspec, |
| 1008 | fs_args.iso_args.fspec); |
| 1009 | memset(&fs_args32.iso_args._pad1, 0, |
| 1010 | sizeof(fs_args32.iso_args._pad1)); |
| 1011 | fs_args32.iso_args.flags = fs_args.iso_args.flags; |
| 1012 | error = copyout(&fs_args32.iso_args, data, |
| 1013 | sizeof(fs_args32.iso_args)); |
| 1014 | } else if (strcmp(mtype, MOUNT_NFS) == 0) { |
| 1015 | if (data_len != sizeof(fs_args.nfs_args)) |
| 1016 | return EINVAL; |
| 1017 | error = copyin(data, &fs_args32.nfs_args, |
| 1018 | sizeof(fs_args32.nfs_args)); |
| 1019 | if (error) |
| 1020 | return error; |
| 1021 | fs_args.nfs_args.version = fs_args32.nfs_args.version; |
| 1022 | NETBSD32PTR32(fs_args32.nfs_args.addr, |
| 1023 | fs_args.nfs_args.addr); |
| 1024 | memcpy(&fs_args32.nfs_args.addrlen, |
| 1025 | &fs_args.nfs_args.addrlen, |
| 1026 | offsetof(struct nfs_args, fh) |
| 1027 | - offsetof(struct nfs_args, addrlen)); |
| 1028 | NETBSD32PTR32(fs_args32.nfs_args.fh, |
| 1029 | fs_args.nfs_args.fh); |
| 1030 | memcpy(&fs_args32.nfs_args.fhsize, |
| 1031 | &fs_args.nfs_args.fhsize, |
| 1032 | offsetof(struct nfs_args, hostname) |
| 1033 | - offsetof(struct nfs_args, fhsize)); |
| 1034 | NETBSD32PTR32(fs_args32.nfs_args.hostname, |
| 1035 | fs_args.nfs_args.hostname); |
| 1036 | error = copyout(&fs_args32.nfs_args, data, |
| 1037 | sizeof(fs_args32.nfs_args)); |
| 1038 | } |
| 1039 | } |
| 1040 | return error; |
| 1041 | } |
| 1042 | |
| 1043 | int |
| 1044 | netbsd32_linkat(struct lwp *l, const struct netbsd32_linkat_args *uap, |
| 1045 | register_t *retval) |
| 1046 | { |
| 1047 | /* { |
| 1048 | syscallarg(int) fd1; |
| 1049 | syscallarg(const netbsd32_charp) name1; |
| 1050 | syscallarg(int) fd2; |
| 1051 | syscallarg(const netbsd32_charp) name2; |
| 1052 | syscallarg(int) flags; |
| 1053 | } */ |
| 1054 | struct sys_linkat_args ua; |
| 1055 | |
| 1056 | NETBSD32TO64_UAP(fd1); |
| 1057 | NETBSD32TOP_UAP(name1, const char); |
| 1058 | NETBSD32TO64_UAP(fd2); |
| 1059 | NETBSD32TOP_UAP(name2, const char); |
| 1060 | NETBSD32TO64_UAP(flags); |
| 1061 | |
| 1062 | return sys_linkat(l, &ua, retval); |
| 1063 | } |
| 1064 | |
| 1065 | int |
| 1066 | netbsd32_renameat(struct lwp *l, const struct netbsd32_renameat_args *uap, |
| 1067 | register_t *retval) |
| 1068 | { |
| 1069 | /* { |
| 1070 | syscallarg(int) fromfd; |
| 1071 | syscallarg(const netbsd32_charp) from; |
| 1072 | syscallarg(int) tofd; |
| 1073 | syscallarg(const netbsd32_charp) to; |
| 1074 | } */ |
| 1075 | struct sys_renameat_args ua; |
| 1076 | |
| 1077 | NETBSD32TO64_UAP(fromfd); |
| 1078 | NETBSD32TOP_UAP(from, const char); |
| 1079 | NETBSD32TO64_UAP(tofd); |
| 1080 | NETBSD32TOP_UAP(to, const char); |
| 1081 | |
| 1082 | return sys_renameat(l, &ua, retval); |
| 1083 | } |
| 1084 | |
| 1085 | int |
| 1086 | netbsd32_mkfifoat(struct lwp *l, const struct netbsd32_mkfifoat_args *uap, |
| 1087 | register_t *retval) |
| 1088 | { |
| 1089 | /* { |
| 1090 | syscallarg(int) fd; |
| 1091 | syscallarg(const netbsd32_charp) path; |
| 1092 | syscallarg(mode_t) mode; |
| 1093 | } */ |
| 1094 | struct sys_mkfifoat_args ua; |
| 1095 | |
| 1096 | NETBSD32TO64_UAP(fd); |
| 1097 | NETBSD32TOP_UAP(path, const char); |
| 1098 | NETBSD32TO64_UAP(mode); |
| 1099 | |
| 1100 | return sys_mkfifoat(l, &ua, retval); |
| 1101 | } |
| 1102 | |
| 1103 | int |
| 1104 | netbsd32_mknodat(struct lwp *l, const struct netbsd32_mknodat_args *uap, |
| 1105 | register_t *retval) |
| 1106 | { |
| 1107 | /* { |
| 1108 | syscallarg(int) fd; |
| 1109 | syscallarg(netbsd32_charp) path; |
| 1110 | syscallarg(mode_t) mode; |
| 1111 | syscallarg(int) pad; |
| 1112 | syscallarg(netbsd32_dev_t) dev; |
| 1113 | } */ |
| 1114 | struct sys_mknodat_args ua; |
| 1115 | |
| 1116 | NETBSD32TO64_UAP(fd); |
| 1117 | NETBSD32TOP_UAP(path, const char); |
| 1118 | NETBSD32TO64_UAP(mode); |
| 1119 | NETBSD32TO64_UAP(PAD); |
| 1120 | NETBSD32TO64_UAP(dev); |
| 1121 | |
| 1122 | return sys_mknodat(l, &ua, retval); |
| 1123 | } |
| 1124 | |
| 1125 | int |
| 1126 | netbsd32_mkdirat(struct lwp *l, const struct netbsd32_mkdirat_args *uap, |
| 1127 | register_t *retval) |
| 1128 | { |
| 1129 | /* { |
| 1130 | syscallarg(int) fd; |
| 1131 | syscallarg(netbsd32_charp) path; |
| 1132 | syscallarg(mode_t) mode; |
| 1133 | } */ |
| 1134 | struct sys_mkdirat_args ua; |
| 1135 | |
| 1136 | NETBSD32TO64_UAP(fd); |
| 1137 | NETBSD32TOP_UAP(path, const char); |
| 1138 | NETBSD32TO64_UAP(mode); |
| 1139 | |
| 1140 | return sys_mkdirat(l, &ua, retval); |
| 1141 | } |
| 1142 | |
| 1143 | int |
| 1144 | netbsd32_faccessat(struct lwp *l, const struct netbsd32_faccessat_args *uap, |
| 1145 | register_t *retval) |
| 1146 | { |
| 1147 | /* { |
| 1148 | syscallarg(int) fd; |
| 1149 | syscallarg(netbsd32_charp) path; |
| 1150 | syscallarg(int) amode; |
| 1151 | syscallarg(int) flag; |
| 1152 | } */ |
| 1153 | struct sys_faccessat_args ua; |
| 1154 | |
| 1155 | NETBSD32TO64_UAP(fd); |
| 1156 | NETBSD32TOP_UAP(path, const char); |
| 1157 | NETBSD32TO64_UAP(amode); |
| 1158 | NETBSD32TO64_UAP(flag); |
| 1159 | |
| 1160 | return sys_faccessat(l, &ua, retval); |
| 1161 | } |
| 1162 | |
| 1163 | int |
| 1164 | netbsd32_fchmodat(struct lwp *l, const struct netbsd32_fchmodat_args *uap, |
| 1165 | register_t *retval) |
| 1166 | { |
| 1167 | /* { |
| 1168 | syscallarg(int) fd; |
| 1169 | syscallarg(netbsd32_charp) path; |
| 1170 | syscallarg(mode_t) mode; |
| 1171 | syscallarg(int) flag; |
| 1172 | } */ |
| 1173 | struct sys_fchmodat_args ua; |
| 1174 | |
| 1175 | NETBSD32TO64_UAP(fd); |
| 1176 | NETBSD32TOP_UAP(path, const char); |
| 1177 | NETBSD32TO64_UAP(mode); |
| 1178 | NETBSD32TO64_UAP(flag); |
| 1179 | |
| 1180 | return sys_fchmodat(l, &ua, retval); |
| 1181 | } |
| 1182 | |
| 1183 | int |
| 1184 | netbsd32_fchownat(struct lwp *l, const struct netbsd32_fchownat_args *uap, |
| 1185 | register_t *retval) |
| 1186 | { |
| 1187 | /* { |
| 1188 | syscallarg(int) fd; |
| 1189 | syscallarg(netbsd32_charp) path; |
| 1190 | syscallarg(uid_t) owner; |
| 1191 | syscallarg(gid_t) group; |
| 1192 | syscallarg(int) flag; |
| 1193 | } */ |
| 1194 | struct sys_fchownat_args ua; |
| 1195 | |
| 1196 | NETBSD32TO64_UAP(fd); |
| 1197 | NETBSD32TOP_UAP(path, const char); |
| 1198 | NETBSD32TO64_UAP(owner); |
| 1199 | NETBSD32TO64_UAP(group); |
| 1200 | NETBSD32TO64_UAP(flag); |
| 1201 | |
| 1202 | return sys_fchownat(l, &ua, retval); |
| 1203 | } |
| 1204 | |
| 1205 | int |
| 1206 | netbsd32_fstatat(struct lwp *l, const struct netbsd32_fstatat_args *uap, |
| 1207 | register_t *retval) |
| 1208 | { |
| 1209 | /* { |
| 1210 | syscallarg(int) fd; |
| 1211 | syscallarg(netbsd32_charp) path; |
| 1212 | syscallarg(netbsd32_statp_t) buf; |
| 1213 | syscallarg(int) flag; |
| 1214 | } */ |
| 1215 | struct netbsd32_stat sb32; |
| 1216 | struct stat sb; |
| 1217 | int follow; |
| 1218 | int error; |
| 1219 | |
| 1220 | follow = (SCARG(uap, flag) & AT_SYMLINK_NOFOLLOW) ? NOFOLLOW : FOLLOW; |
| 1221 | |
| 1222 | error = do_sys_statat(l, SCARG(uap, fd), SCARG_P32(uap, path), |
| 1223 | follow, &sb); |
| 1224 | if (error) |
| 1225 | return error; |
| 1226 | netbsd32_from_stat(&sb, &sb32); |
| 1227 | return copyout(&sb32, SCARG_P32(uap, buf), sizeof(sb32)); |
| 1228 | } |
| 1229 | |
| 1230 | int |
| 1231 | netbsd32_utimensat(struct lwp *l, const struct netbsd32_utimensat_args *uap, |
| 1232 | register_t *retval) |
| 1233 | { |
| 1234 | /* { |
| 1235 | syscallarg(int) fd; |
| 1236 | syscallarg(netbsd32_charp) path; |
| 1237 | syscallarg(netbsd32_timespecp_t) tptr; |
| 1238 | syscallarg(int) flag; |
| 1239 | } */ |
| 1240 | struct timespec ts[2], *tsp = NULL /* XXXgcc */; |
| 1241 | int follow; |
| 1242 | int error; |
| 1243 | |
| 1244 | error = get_utimens32(SCARG_P32(uap, tptr), ts, &tsp); |
| 1245 | if (error != 0) |
| 1246 | return error; |
| 1247 | |
| 1248 | follow = (SCARG(uap, flag) & AT_SYMLINK_NOFOLLOW) ? NOFOLLOW : FOLLOW; |
| 1249 | |
| 1250 | return do_sys_utimensat(l, SCARG(uap, fd), NULL, |
| 1251 | SCARG_P32(uap, path), follow, tsp, UIO_SYSSPACE); |
| 1252 | } |
| 1253 | |
| 1254 | int |
| 1255 | netbsd32_openat(struct lwp *l, const struct netbsd32_openat_args *uap, |
| 1256 | register_t *retval) |
| 1257 | { |
| 1258 | /* { |
| 1259 | syscallarg(int) fd; |
| 1260 | syscallarg(netbsd32_charp) path; |
| 1261 | syscallarg(int) oflags; |
| 1262 | syscallarg(mode_t) mode; |
| 1263 | } */ |
| 1264 | struct sys_openat_args ua; |
| 1265 | |
| 1266 | NETBSD32TO64_UAP(fd); |
| 1267 | NETBSD32TOP_UAP(path, const char); |
| 1268 | NETBSD32TO64_UAP(oflags); |
| 1269 | NETBSD32TO64_UAP(mode); |
| 1270 | |
| 1271 | return sys_openat(l, &ua, retval); |
| 1272 | } |
| 1273 | |
| 1274 | int |
| 1275 | netbsd32_readlinkat(struct lwp *l, const struct netbsd32_readlinkat_args *uap, |
| 1276 | register_t *retval) |
| 1277 | { |
| 1278 | /* { |
| 1279 | syscallarg(int) fd; |
| 1280 | syscallarg(netbsd32_charp) path; |
| 1281 | syscallarg(netbsd32_charp) buf; |
| 1282 | syscallarg(netbsd32_size_t) bufsize; |
| 1283 | } */ |
| 1284 | struct sys_readlinkat_args ua; |
| 1285 | |
| 1286 | NETBSD32TO64_UAP(fd); |
| 1287 | NETBSD32TOP_UAP(path, const char *); |
| 1288 | NETBSD32TOP_UAP(buf, char *); |
| 1289 | NETBSD32TOX_UAP(bufsize, size_t); |
| 1290 | |
| 1291 | return sys_readlinkat(l, &ua, retval); |
| 1292 | } |
| 1293 | |
| 1294 | int |
| 1295 | netbsd32_symlinkat(struct lwp *l, const struct netbsd32_symlinkat_args *uap, |
| 1296 | register_t *retval) |
| 1297 | { |
| 1298 | /* { |
| 1299 | syscallarg(netbsd32_charp) path1; |
| 1300 | syscallarg(int) fd; |
| 1301 | syscallarg(netbsd32_charp) path2; |
| 1302 | } */ |
| 1303 | struct sys_symlinkat_args ua; |
| 1304 | |
| 1305 | NETBSD32TOP_UAP(path1, const char *); |
| 1306 | NETBSD32TO64_UAP(fd); |
| 1307 | NETBSD32TOP_UAP(path2, const char *); |
| 1308 | |
| 1309 | return sys_symlinkat(l, &ua, retval); |
| 1310 | } |
| 1311 | |
| 1312 | int |
| 1313 | netbsd32_unlinkat(struct lwp *l, const struct netbsd32_unlinkat_args *uap, |
| 1314 | register_t *retval) |
| 1315 | { |
| 1316 | /* { |
| 1317 | syscallarg(int) fd; |
| 1318 | syscallarg(netbsd32_charp) path; |
| 1319 | syscallarg(int) flag; |
| 1320 | } */ |
| 1321 | struct sys_unlinkat_args ua; |
| 1322 | |
| 1323 | NETBSD32TO64_UAP(fd); |
| 1324 | NETBSD32TOP_UAP(path, const char *); |
| 1325 | NETBSD32TO64_UAP(flag); |
| 1326 | |
| 1327 | return sys_unlinkat(l, &ua, retval); |
| 1328 | } |
| 1329 | |
| 1330 | int |
| 1331 | netbsd32_futimens(struct lwp *l, const struct netbsd32_futimens_args *uap, |
| 1332 | register_t *retval) |
| 1333 | { |
| 1334 | /* { |
| 1335 | syscallarg(int) fd; |
| 1336 | syscallarg(netbsd32_timespecp_t) tptr; |
| 1337 | } */ |
| 1338 | struct timespec ts[2], *tsp = NULL /* XXXgcc */; |
| 1339 | file_t *fp; |
| 1340 | int error; |
| 1341 | |
| 1342 | error = get_utimens32(SCARG_P32(uap, tptr), ts, &tsp); |
| 1343 | if (error != 0) |
| 1344 | return error; |
| 1345 | |
| 1346 | /* fd_getvnode() will use the descriptor for us */ |
| 1347 | if ((error = fd_getvnode(SCARG(uap, fd), &fp)) != 0) |
| 1348 | return (error); |
| 1349 | error = do_sys_utimensat(l, AT_FDCWD, fp->f_vnode, NULL, 0, |
| 1350 | tsp, UIO_SYSSPACE); |
| 1351 | fd_putfile(SCARG(uap, fd)); |
| 1352 | return (error); |
| 1353 | } |
| 1354 | |