bsd/sys/vnode_if.h

   1
   2 /*
   3  * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
   4  *
   5  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   6  *
   7  * This file contains Original Code and/or Modifications of Original Code
   8  * as defined in and that are subject to the Apple Public Source License
   9  * Version 2.0 (the 'License'). You may not use this file except in
  10  * compliance with the License. The rights granted to you under the License
  11  * may not be used to create, or enable the creation or redistribution of,
  12  * unlawful or unlicensed copies of an Apple operating system, or to
  13  * circumvent, violate, or enable the circumvention or violation of, any
  14  * terms of an Apple operating system software license agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  18  *
  19  * The Original Code and all software distributed under the License are
  20  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  21  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  22  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  23  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  24  * Please see the License for the specific language governing rights and
  25  * limitations under the License.
  26  *
  27  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  28  */
  29 /*
  30  * Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved
  31  * Copyright (c) 1992, 1993, 1994, 1995
  32  *      The Regents of the University of California.  All rights reserved.
  33  *
  34  * Redistribution and use in source and binary forms, with or without
  35  * modification, are permitted provided that the following conditions
  36  * are met:
  37  * 1. Redistributions of source code must retain the above copyright
  38  *    notice, this list of conditions and the following disclaimer.
  39  * 2. Redistributions in binary form must reproduce the above copyright
  40  *    notice, this list of conditions and the following disclaimer in the
  41  *    documentation and/or other materials provided with the distribution.
  42  * 3. All advertising materials mentioning features or use of this software
  43  *    must display the following acknowledgement:
  44  *      This product includes software developed by the University of
  45  *      California, Berkeley and its contributors.
  46  * 4. Neither the name of the University nor the names of its contributors
  47  *    may be used to endorse or promote products derived from this software
  48  *    without specific prior written permission.
  49  *
  50  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS AND
  51  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  52  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  53  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  54  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  55  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  56  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  57  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  58  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  59  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  60  * SUCH DAMAGE.
  61  */
  62 /*
  63  * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
  64  * support for mandatory and extensible security protections.  This notice
  65  * is included in support of clause 2.2 (b) of the Apple Public License,
  66  * Version 2.0.
  67  */
  68
  69 /*
  70  * Warning: This file is generated automatically.
  71  * (Modifications made here may easily be lost!)
  72  *
  73  * Created by the script:
  74  *      @(#)vnode_if.sh 8.7 (Berkeley) 5/11/95
  75  */
  76
  77
  78 #ifndef _SYS_VNODE_IF_H_
  79 #define _SYS_VNODE_IF_H_
  80
  81 #include <sys/appleapiopts.h>
  82 #include <sys/cdefs.h>
  83 #include <sys/kernel_types.h>
  84 #include <sys/buf.h>
  85 #ifdef BSD_KERNEL_PRIVATE
  86 #include <sys/vm.h>
  87 #endif
  88 #include <mach/memory_object_types.h>
  89
  90
  91 #ifdef KERNEL
  92
  93 extern struct vnodeop_desc vnop_default_desc;
  94 extern struct vnodeop_desc vnop_lookup_desc;
  95 extern struct vnodeop_desc vnop_create_desc;
  96 extern struct vnodeop_desc vnop_whiteout_desc;
  97 extern struct vnodeop_desc vnop_mknod_desc;
  98 extern struct vnodeop_desc vnop_open_desc;
  99 extern struct vnodeop_desc vnop_close_desc;
 100 extern struct vnodeop_desc vnop_access_desc;
 101 extern struct vnodeop_desc vnop_getattr_desc;
 102 extern struct vnodeop_desc vnop_setattr_desc;
 103 extern struct vnodeop_desc vnop_read_desc;
 104 extern struct vnodeop_desc vnop_write_desc;
 105 extern struct vnodeop_desc vnop_ioctl_desc;
 106 extern struct vnodeop_desc vnop_select_desc;
 107 extern struct vnodeop_desc vnop_exchange_desc;
 108 extern struct vnodeop_desc vnop_revoke_desc;
 109 extern struct vnodeop_desc vnop_mmap_desc;
 110 extern struct vnodeop_desc vnop_mnomap_desc;
 111 extern struct vnodeop_desc vnop_fsync_desc;
 112 extern struct vnodeop_desc vnop_remove_desc;
 113 extern struct vnodeop_desc vnop_link_desc;
 114 extern struct vnodeop_desc vnop_rename_desc;
 115 extern struct vnodeop_desc vnop_mkdir_desc;
 116 extern struct vnodeop_desc vnop_rmdir_desc;
 117 extern struct vnodeop_desc vnop_symlink_desc;
 118 extern struct vnodeop_desc vnop_readdir_desc;
 119 extern struct vnodeop_desc vnop_readdirattr_desc;
 120 extern struct vnodeop_desc vnop_readlink_desc;
 121 extern struct vnodeop_desc vnop_inactive_desc;
 122 extern struct vnodeop_desc vnop_reclaim_desc;
 123 extern struct vnodeop_desc vnop_print_desc;
 124 extern struct vnodeop_desc vnop_pathconf_desc;
 125 extern struct vnodeop_desc vnop_advlock_desc;
 126 extern struct vnodeop_desc vnop_truncate_desc;
 127 extern struct vnodeop_desc vnop_allocate_desc;
 128 extern struct vnodeop_desc vnop_pagein_desc;
 129 extern struct vnodeop_desc vnop_pageout_desc;
 130 extern struct vnodeop_desc vnop_searchfs_desc;
 131 extern struct vnodeop_desc vnop_copyfile_desc;
 132 extern struct vnodeop_desc vnop_blktooff_desc;
 133 extern struct vnodeop_desc vnop_offtoblk_desc;
 134 extern struct vnodeop_desc vnop_blockmap_desc;
 135 extern struct vnodeop_desc vnop_strategy_desc;
 136 extern struct vnodeop_desc vnop_bwrite_desc;
 137
 138 #ifdef __APPLE_API_UNSTABLE
 139
 140 #if NAMEDSTREAMS
 141 extern struct vnodeop_desc vnop_getnamedstream_desc;
 142 extern struct vnodeop_desc vnop_makenamedstream_desc;
 143 extern struct vnodeop_desc vnop_removenamedstream_desc;
 144 #endif
 145
 146 #endif
 147
 148 __BEGIN_DECLS
 149 /*
 150  *#
 151  *#% lookup       dvp     L ? ?
 152  *#% lookup       vpp     - L -
 153  */
 154 struct vnop_lookup_args {
 155         struct vnodeop_desc *a_desc;
 156         vnode_t a_dvp;
 157         vnode_t *a_vpp;
 158         struct componentname *a_cnp;
 159         vfs_context_t a_context;
 160 };
 161 extern errno_t VNOP_LOOKUP(vnode_t, vnode_t *, struct componentname *, vfs_context_t);
 162
 163
 164 /*
 165  *#
 166  *#% create       dvp     L L L
 167  *#% create       vpp     - L -
 168  *#
 169  */
 170
 171 struct vnop_create_args {
 172         struct vnodeop_desc *a_desc;
 173         vnode_t a_dvp;
 174         vnode_t *a_vpp;
 175         struct componentname *a_cnp;
 176         struct vnode_attr *a_vap;
 177         vfs_context_t a_context;
 178 };
 179 extern errno_t VNOP_CREATE(vnode_t, vnode_t *, struct componentname *, struct vnode_attr *, vfs_context_t);
 180
 181 /*
 182  *#
 183  *#% whiteout     dvp     L L L
 184  *#% whiteout     cnp     - - -
 185  *#% whiteout     flag    - - -
 186  *#
 187  */
 188 struct vnop_whiteout_args {
 189         struct vnodeop_desc *a_desc;
 190         vnode_t a_dvp;
 191         struct componentname *a_cnp;
 192         int a_flags;
 193         vfs_context_t a_context;
 194 };
 195 extern errno_t VNOP_WHITEOUT(vnode_t, struct componentname *, int, vfs_context_t);
 196
 197 /*
 198  *#
 199  *#% mknod        dvp     L U U
 200  *#% mknod        vpp     - X -
 201  *#
 202  */
 203 struct vnop_mknod_args {
 204        struct vnodeop_desc *a_desc;
 205        vnode_t a_dvp;
 206        vnode_t *a_vpp;
 207        struct componentname *a_cnp;
 208        struct vnode_attr *a_vap;
 209        vfs_context_t a_context;
 210 };
 211 extern errno_t VNOP_MKNOD(vnode_t, vnode_t *, struct componentname *, struct vnode_attr *, vfs_context_t);
 212
 213 /*
 214  *#
 215  *#% open         vp      L L L
 216  *#
 217  */
 218 struct vnop_open_args {
 219         struct vnodeop_desc *a_desc;
 220         vnode_t a_vp;
 221         int a_mode;
 222         vfs_context_t a_context;
 223 };
 224 extern errno_t VNOP_OPEN(vnode_t, int, vfs_context_t);
 225
 226 /*
 227  *#
 228  *#% close        vp      U U U
 229  *#
 230  */
 231 struct vnop_close_args {
 232         struct vnodeop_desc *a_desc;
 233         vnode_t a_vp;
 234         int a_fflag;
 235         vfs_context_t a_context;
 236 };
 237 extern errno_t VNOP_CLOSE(vnode_t, int, vfs_context_t);
 238
 239 /*
 240  *#
 241  *#% access       vp      L L L
 242  *#
 243  */
 244 struct vnop_access_args {
 245         struct vnodeop_desc *a_desc;
 246         vnode_t a_vp;
 247         int a_action;
 248         vfs_context_t a_context;
 249 };
 250 extern errno_t VNOP_ACCESS(vnode_t, int, vfs_context_t);
 251
 252
 253 /*
 254  *#
 255  *#% getattr      vp      = = =
 256  *#
 257  */
 258 struct vnop_getattr_args {
 259         struct vnodeop_desc *a_desc;
 260         vnode_t a_vp;
 261         struct vnode_attr *a_vap;
 262         vfs_context_t a_context;
 263 };
 264 extern errno_t VNOP_GETATTR(vnode_t, struct vnode_attr *, vfs_context_t);
 265
 266 /*
 267  *#
 268  *#% setattr      vp      L L L
 269  *#
 270  */
 271 struct vnop_setattr_args {
 272         struct vnodeop_desc *a_desc;
 273         vnode_t a_vp;
 274         struct vnode_attr *a_vap;
 275         vfs_context_t a_context;
 276 };
 277 extern errno_t VNOP_SETATTR(vnode_t, struct vnode_attr *, vfs_context_t);
 278
 279
 280 /*
 281  *#
 282  *#% read         vp      L L L
 283  *#
 284  */
 285 struct vnop_read_args {
 286         struct vnodeop_desc *a_desc;
 287         vnode_t a_vp;
 288         struct uio *a_uio;
 289         int a_ioflag;
 290         vfs_context_t a_context;
 291 };
 292 extern errno_t VNOP_READ(vnode_t, struct uio *, int, vfs_context_t);
 293
 294
 295 /*
 296  *#
 297  *#% write        vp      L L L
 298  *#
 299  */
 300 struct vnop_write_args {
 301         struct vnodeop_desc *a_desc;
 302         vnode_t a_vp;
 303         struct uio *a_uio;
 304         int a_ioflag;
 305         vfs_context_t a_context;
 306 };
 307 extern errno_t VNOP_WRITE(vnode_t, struct uio *, int, vfs_context_t);
 308
 309
 310 /*
 311  *#
 312  *#% ioctl        vp      U U U
 313  *#
 314  */
 315 struct vnop_ioctl_args {
 316         struct vnodeop_desc *a_desc;
 317         vnode_t a_vp;
 318         u_long a_command;
 319         caddr_t a_data;
 320         int a_fflag;
 321         vfs_context_t a_context;
 322 };
 323 extern errno_t VNOP_IOCTL(vnode_t, u_long, caddr_t, int, vfs_context_t);
 324
 325
 326 /*
 327  *#
 328  *#% select       vp      U U U
 329  *#
 330  */
 331 struct vnop_select_args {
 332         struct vnodeop_desc *a_desc;
 333         vnode_t a_vp;
 334         int a_which;
 335         int a_fflags;
 336         void *a_wql;
 337         vfs_context_t a_context;
 338 };
 339 extern errno_t VNOP_SELECT(vnode_t, int, int, void *, vfs_context_t);
 340
 341
 342 /*
 343  *#
 344  *#% exchange fvp         L L L
 345  *#% exchange tvp         L L L
 346  *#
 347  */
 348 struct vnop_exchange_args {
 349         struct vnodeop_desc *a_desc;
 350         vnode_t a_fvp;
 351         vnode_t a_tvp;
 352         int a_options;
 353         vfs_context_t a_context;
 354 };
 355 extern errno_t VNOP_EXCHANGE(vnode_t, vnode_t, int, vfs_context_t);
 356
 357
 358 /*
 359  *#
 360  *#% revoke       vp      U U U
 361  *#
 362  */
 363 struct vnop_revoke_args {
 364         struct vnodeop_desc *a_desc;
 365         vnode_t a_vp;
 366         int a_flags;
 367         vfs_context_t a_context;
 368 };
 369 extern errno_t VNOP_REVOKE(vnode_t, int, vfs_context_t);
 370
 371
 372 /*
 373  *#
 374  *# mmap - vp U U U
 375  *#
 376  */
 377 struct vnop_mmap_args {
 378         struct vnodeop_desc *a_desc;
 379         vnode_t a_vp;
 380         int a_fflags;
 381         vfs_context_t a_context;
 382 };
 383 extern errno_t VNOP_MMAP(vnode_t, int, vfs_context_t);
 384
 385 /*
 386  *#
 387  *# mnomap - vp U U U
 388  *#
 389  */
 390 struct vnop_mnomap_args {
 391         struct vnodeop_desc *a_desc;
 392         vnode_t a_vp;
 393         vfs_context_t a_context;
 394 };
 395 extern errno_t VNOP_MNOMAP(vnode_t, vfs_context_t);
 396
 397
 398 /*
 399  *#
 400  *#% fsync        vp      L L L
 401  *#
 402  */
 403 struct vnop_fsync_args {
 404         struct vnodeop_desc *a_desc;
 405         vnode_t a_vp;
 406         int a_waitfor;
 407         vfs_context_t a_context;
 408 };
 409 extern errno_t VNOP_FSYNC(vnode_t, int, vfs_context_t);
 410
 411
 412 /*
 413  *#
 414  *#% remove       dvp     L U U
 415  *#% remove       vp      L U U
 416  *#
 417  */
 418 struct vnop_remove_args {
 419         struct vnodeop_desc *a_desc;
 420         vnode_t a_dvp;
 421         vnode_t a_vp;
 422         struct componentname *a_cnp;
 423         int a_flags;
 424         vfs_context_t a_context;
 425 };
 426 extern errno_t VNOP_REMOVE(vnode_t, vnode_t, struct componentname *, int, vfs_context_t);
 427
 428
 429 /*
 430  *#
 431  *#% link         vp      U U U
 432  *#% link         tdvp    L U U
 433  *#
 434  */
 435 struct vnop_link_args {
 436         struct vnodeop_desc *a_desc;
 437         vnode_t a_vp;
 438         vnode_t a_tdvp;
 439         struct componentname *a_cnp;
 440         vfs_context_t a_context;
 441 };
 442 extern errno_t VNOP_LINK(vnode_t, vnode_t, struct componentname *, vfs_context_t);
 443
 444
 445 /*
 446  *#
 447  *#% rename       fdvp    U U U
 448  *#% rename       fvp     U U U
 449  *#% rename       tdvp    L U U
 450  *#% rename       tvp     X U U
 451  *#
 452  */
 453 struct vnop_rename_args {
 454         struct vnodeop_desc *a_desc;
 455         vnode_t a_fdvp;
 456         vnode_t a_fvp;
 457         struct componentname *a_fcnp;
 458         vnode_t a_tdvp;
 459         vnode_t a_tvp;
 460         struct componentname *a_tcnp;
 461         vfs_context_t a_context;
 462 };
 463 extern errno_t VNOP_RENAME(vnode_t, vnode_t, struct componentname *, vnode_t, vnode_t, struct componentname *, vfs_context_t);
 464
 465
 466 /*
 467  *#
 468  *#% mkdir        dvp     L U U
 469  *#% mkdir        vpp     - L -
 470  *#
 471  */
 472 struct vnop_mkdir_args {
 473         struct vnodeop_desc *a_desc;
 474         vnode_t a_dvp;
 475         vnode_t *a_vpp;
 476         struct componentname *a_cnp;
 477         struct vnode_attr *a_vap;
 478         vfs_context_t a_context;
 479         };
 480 extern errno_t VNOP_MKDIR(vnode_t, vnode_t *, struct componentname *, struct vnode_attr *, vfs_context_t);
 481
 482
 483 /*
 484  *#
 485  *#% rmdir        dvp     L U U
 486  *#% rmdir        vp      L U U
 487  *#
 488  */
 489 struct vnop_rmdir_args {
 490         struct vnodeop_desc *a_desc;
 491         vnode_t a_dvp;
 492         vnode_t a_vp;
 493         struct componentname *a_cnp;
 494         vfs_context_t a_context;
 495 };
 496 extern errno_t VNOP_RMDIR(vnode_t, vnode_t, struct componentname *, vfs_context_t);
 497
 498
 499 /*
 500  *#
 501  *#% symlink      dvp     L U U
 502  *#% symlink      vpp     - U -
 503  *#
 504  */
 505 struct vnop_symlink_args {
 506        struct vnodeop_desc *a_desc;
 507        vnode_t a_dvp;
 508        vnode_t *a_vpp;
 509        struct componentname *a_cnp;
 510        struct vnode_attr *a_vap;
 511        char *a_target;
 512        vfs_context_t a_context;
 513 };
 514 extern errno_t VNOP_SYMLINK(vnode_t, vnode_t *, struct componentname *, struct vnode_attr *, char *, vfs_context_t);
 515
 516
 517 /*
 518  *#
 519  *#% readdir      vp      L L L
 520  *#
 521  *
 522  *  When VNOP_READDIR is called from the NFS Server, the nfs_data
 523  *  argument is non-NULL.
 524  *
 525  *  The value of nfs_eofflag should be set to TRUE if the end of
 526  *  the directory was reached while reading.
 527  *
 528  *  The directory seek offset (cookies) are returned to the NFS client and
 529  *  may be used later to restart a directory read part way through
 530  *  the directory. There is one cookie returned for each directory
 531  *  entry returned and its size is determince from nfs_sizeofcookie.
 532  *  The value of the cookie should be the logical offset within the
 533  *  directory where the on-disc version of the appropriate directory
 534  *  entry starts. Memory for the cookies is allocated from M_TEMP
 535  *  and it is freed by the caller of VNOP_READDIR.
 536  *
 537  */
 538
 539 struct vnop_readdir_args {
 540         struct vnodeop_desc *a_desc;
 541         vnode_t a_vp;
 542         struct uio *a_uio;
 543         int a_flags;
 544         int *a_eofflag;
 545         int *a_numdirent;
 546         vfs_context_t a_context;
 547 };
 548 extern errno_t VNOP_READDIR(vnode_t, struct uio *, int, int *, int *, vfs_context_t);
 549
 550
 551 /*
 552  *#
 553  *#% readdirattr  vp      L L L
 554  *#
 555  */
 556 struct vnop_readdirattr_args {
 557         struct vnodeop_desc *a_desc;
 558         vnode_t a_vp;
 559         struct attrlist *a_alist;
 560         struct uio *a_uio;
 561         u_long a_maxcount;
 562         u_long a_options;
 563         u_long *a_newstate;
 564         int *a_eofflag;
 565         u_long *a_actualcount;
 566         vfs_context_t a_context;
 567 };
 568 extern errno_t VNOP_READDIRATTR(vnode_t, struct attrlist *, struct uio *, u_long, u_long, u_long *, int *, u_long *, vfs_context_t);
 569
 570
 571 /*
 572  *#
 573  *#% readlink     vp      L L L
 574  *#
 575  */
 576 struct vnop_readlink_args {
 577         struct vnodeop_desc *a_desc;
 578         vnode_t a_vp;
 579         struct uio *a_uio;
 580         vfs_context_t a_context;
 581 };
 582 extern errno_t VNOP_READLINK(vnode_t, struct uio *, vfs_context_t);
 583
 584
 585 /*
 586  *#
 587  *#% inactive     vp      L U U
 588  *#
 589  */
 590 struct vnop_inactive_args {
 591         struct vnodeop_desc *a_desc;
 592         vnode_t a_vp;
 593         vfs_context_t a_context;
 594 };
 595 extern errno_t VNOP_INACTIVE(vnode_t, vfs_context_t);
 596
 597
 598 /*
 599  *#
 600  *#% reclaim      vp      U U U
 601  *#
 602  */
 603 struct vnop_reclaim_args {
 604         struct vnodeop_desc *a_desc;
 605         vnode_t a_vp;
 606         vfs_context_t a_context;
 607 };
 608 extern errno_t VNOP_RECLAIM(vnode_t, vfs_context_t);
 609
 610
 611 /*
 612  *#
 613  *#% pathconf     vp      L L L
 614  *#
 615  */
 616 struct vnop_pathconf_args {
 617         struct vnodeop_desc *a_desc;
 618         vnode_t a_vp;
 619         int a_name;
 620         register_t *a_retval;
 621         vfs_context_t a_context;
 622 };
 623 extern errno_t VNOP_PATHCONF(vnode_t, int, register_t *, vfs_context_t); /* register_t??????? */
 624
 625
 626 /*
 627  *#
 628  *#% advlock      vp      U U U
 629  *#
 630  */
 631 struct vnop_advlock_args {
 632         struct vnodeop_desc *a_desc;
 633         vnode_t a_vp;
 634         caddr_t a_id;
 635         int a_op;
 636         struct flock *a_fl;
 637         int a_flags;
 638         vfs_context_t a_context;
 639 };
 640 extern errno_t VNOP_ADVLOCK(vnode_t, caddr_t, int, struct flock *, int, vfs_context_t);
 641
 642 /*
 643  *#
 644  *#% allocate     vp      L L L
 645  *#
 646  */
 647 struct vnop_allocate_args {
 648         struct vnodeop_desc *a_desc;
 649         vnode_t a_vp;
 650         off_t a_length;
 651         u_int32_t a_flags;
 652         off_t *a_bytesallocated;
 653         off_t a_offset;
 654         vfs_context_t a_context;
 655 };
 656 extern errno_t VNOP_ALLOCATE(vnode_t, off_t, u_int32_t, off_t *, off_t, vfs_context_t);
 657
 658 /*
 659  *#
 660  *#% pagein       vp      = = =
 661  *#
 662  */
 663 struct vnop_pagein_args {
 664         struct vnodeop_desc *a_desc;
 665         vnode_t a_vp;
 666         upl_t a_pl;
 667         vm_offset_t a_pl_offset;
 668         off_t a_f_offset;
 669         size_t a_size;
 670         int a_flags;
 671         vfs_context_t a_context;
 672 };
 673 extern errno_t VNOP_PAGEIN(vnode_t, upl_t, vm_offset_t, off_t, size_t, int, vfs_context_t); /* vm_offset_t ? */
 674
 675
 676 /*
 677  *#
 678  *#% pageout      vp      = = =
 679  *#
 680  */
 681 struct vnop_pageout_args {
 682         struct vnodeop_desc *a_desc;
 683         vnode_t a_vp;
 684         upl_t a_pl;
 685         vm_offset_t a_pl_offset;
 686         off_t a_f_offset;
 687         size_t a_size;
 688         int a_flags;
 689         vfs_context_t a_context;
 690 };
 691 extern errno_t VNOP_PAGEOUT(vnode_t, upl_t, vm_offset_t, off_t, size_t, int, vfs_context_t);
 692
 693
 694 /*
 695  *#
 696  *#% searchfs     vp      L L L
 697  *#
 698  */
 699 struct vnop_searchfs_args {
 700         struct vnodeop_desc *a_desc;
 701         vnode_t a_vp;
 702         void *a_searchparams1;
 703         void *a_searchparams2;
 704         struct attrlist *a_searchattrs;
 705         u_long a_maxmatches;
 706         struct timeval *a_timelimit;
 707         struct attrlist *a_returnattrs;
 708         u_long *a_nummatches;
 709         u_long a_scriptcode;
 710         u_long a_options;
 711         struct uio *a_uio;
 712         struct searchstate *a_searchstate;
 713         vfs_context_t a_context;
 714 };
 715 extern errno_t VNOP_SEARCHFS(vnode_t, void *, void *, struct attrlist *, u_long, struct timeval *, struct attrlist *, u_long *, u_long, u_long, struct uio *, struct searchstate *, vfs_context_t);
 716
 717
 718 /*
 719  *#
 720  *#% copyfile fvp U U U
 721  *#% copyfile tdvp L U U
 722  *#% copyfile tvp X U U
 723  *#
 724  */
 725 struct vnop_copyfile_args {
 726         struct vnodeop_desc *a_desc;
 727         vnode_t a_fvp;
 728         vnode_t a_tdvp;
 729         vnode_t a_tvp;
 730         struct componentname *a_tcnp;
 731         int a_mode;
 732         int a_flags;
 733         vfs_context_t a_context;
 734 };
 735 extern errno_t VNOP_COPYFILE(vnode_t, vnode_t, vnode_t, struct componentname *, int, int, vfs_context_t);
 736
 737
 738 struct vnop_getxattr_args {
 739         struct vnodeop_desc *a_desc;
 740         vnode_t a_vp;
 741         const char * a_name;
 742         uio_t a_uio;
 743         size_t *a_size;
 744         int a_options;
 745         vfs_context_t a_context;
 746 };
 747 extern struct vnodeop_desc vnop_getxattr_desc;
 748 extern errno_t VNOP_GETXATTR(vnode_t, const char *, uio_t, size_t *, int, vfs_context_t);
 749
 750 struct vnop_setxattr_args {
 751         struct vnodeop_desc *a_desc;
 752         vnode_t a_vp;
 753         const char * a_name;
 754         uio_t a_uio;
 755         int a_options;
 756         vfs_context_t a_context;
 757 };
 758 extern struct vnodeop_desc vnop_setxattr_desc;
 759 extern errno_t VNOP_SETXATTR(vnode_t, const char *, uio_t, int, vfs_context_t);
 760
 761 struct vnop_removexattr_args {
 762         struct vnodeop_desc *a_desc;
 763         vnode_t a_vp;
 764         const char * a_name;
 765         int a_options;
 766         vfs_context_t a_context;
 767 };
 768 extern struct vnodeop_desc vnop_removexattr_desc;
 769 extern errno_t VNOP_REMOVEXATTR(vnode_t, const char *, int, vfs_context_t);
 770
 771 struct vnop_listxattr_args {
 772         struct vnodeop_desc *a_desc;
 773         vnode_t a_vp;
 774         uio_t a_uio;
 775         size_t *a_size;
 776         int a_options;
 777         vfs_context_t a_context;
 778 };
 779 extern struct vnodeop_desc vnop_listxattr_desc;
 780 extern errno_t VNOP_LISTXATTR(vnode_t, uio_t, size_t *, int, vfs_context_t);
 781
 782
 783 /*
 784  *#
 785  *#% blktooff vp = = =
 786  *#
 787  */
 788 struct vnop_blktooff_args {
 789         struct vnodeop_desc *a_desc;
 790         vnode_t a_vp;
 791         daddr64_t a_lblkno;
 792         off_t *a_offset;
 793 };
 794 extern errno_t VNOP_BLKTOOFF(vnode_t, daddr64_t, off_t *);
 795
 796
 797 /*
 798  *#
 799  *#% offtoblk vp = = =
 800  *#
 801  */
 802 struct vnop_offtoblk_args {
 803         struct vnodeop_desc *a_desc;
 804         vnode_t a_vp;
 805         off_t a_offset;
 806         daddr64_t *a_lblkno;
 807 };
 808 extern errno_t VNOP_OFFTOBLK(vnode_t, off_t, daddr64_t *);
 809
 810
 811 /*
 812  *#
 813  *#% blockmap vp L L L
 814  *#
 815  */
 816 struct vnop_blockmap_args {
 817         struct vnodeop_desc *a_desc;
 818         vnode_t a_vp;
 819         off_t a_foffset;
 820         size_t a_size;
 821         daddr64_t *a_bpn;
 822         size_t *a_run;
 823         void *a_poff;
 824         int a_flags;
 825         vfs_context_t a_context;
 826 };
 827 extern errno_t VNOP_BLOCKMAP(vnode_t, off_t, size_t, daddr64_t *, size_t *, void *,
 828                              int, vfs_context_t);
 829
 830 struct vnop_strategy_args {
 831         struct vnodeop_desc *a_desc;
 832         struct buf *a_bp;
 833 };
 834 extern errno_t VNOP_STRATEGY(struct buf *bp);
 835
 836 struct vnop_bwrite_args {
 837         struct vnodeop_desc *a_desc;
 838         buf_t a_bp;
 839 };
 840 extern errno_t VNOP_BWRITE(buf_t);
 841
 842
 843 struct vnop_kqfilt_add_args {
 844         struct vnodeop_desc *a_desc;
 845         struct vnode *a_vp;
 846         struct knote *a_kn;
 847         vfs_context_t a_context;
 848 };
 849 extern struct vnodeop_desc vnop_kqfilt_add_desc;
 850 extern errno_t VNOP_KQFILT_ADD(vnode_t , struct knote *, vfs_context_t);
 851
 852 struct vnop_kqfilt_remove_args {
 853         struct vnodeop_desc *a_desc;
 854         struct vnode *a_vp;
 855         uintptr_t a_ident;
 856         vfs_context_t a_context;
 857 };
 858 extern struct vnodeop_desc vnop_kqfilt_remove_desc;
 859 errno_t VNOP_KQFILT_REMOVE(vnode_t , uintptr_t , vfs_context_t);
 860
 861 struct label;
 862 struct vnop_setlabel_args {
 863         struct vnodeop_desc *a_desc;
 864         struct vnode *a_vp;
 865         struct label *a_vl;
 866         vfs_context_t a_context;
 867 };
 868 extern struct vnodeop_desc vnop_setlabel_desc;
 869 errno_t VNOP_SETLABEL(vnode_t, struct label *, vfs_context_t);
 870
 871 #ifdef __APPLE_API_UNSTABLE
 872
 873 #if NAMEDSTREAMS
 874
 875 enum nsoperation        { NS_OPEN, NS_CREATE, NS_DELETE };
 876
 877 struct vnop_getnamedstream_args {
 878         struct vnodeop_desc *a_desc;
 879         vnode_t a_vp;
 880         vnode_t *a_svpp;
 881         const char *a_name;
 882         enum nsoperation a_operation;
 883         int a_flags;
 884         vfs_context_t a_context;
 885 };
 886 extern errno_t VNOP_GETNAMEDSTREAM(vnode_t, vnode_t *, const char *, enum nsoperation, int flags, vfs_context_t);
 887
 888 struct vnop_makenamedstream_args {
 889         struct vnodeop_desc *a_desc;
 890         vnode_t *a_svpp;
 891         vnode_t a_vp;
 892         const char *a_name;
 893         int a_flags;
 894         vfs_context_t a_context;
 895 };
 896 extern errno_t VNOP_MAKENAMEDSTREAM(vnode_t, vnode_t *, const char *, int flags, vfs_context_t);
 897
 898 struct vnop_removenamedstream_args {
 899         struct vnodeop_desc *a_desc;
 900         vnode_t a_vp;
 901         vnode_t a_svp;
 902         const char *a_name;
 903         int a_flags;
 904         vfs_context_t a_context;
 905 };
 906 extern errno_t VNOP_REMOVENAMEDSTREAM(vnode_t, vnode_t, const char *, int flags, vfs_context_t);
 907 #endif
 908
 909 #endif
 910
 911 __END_DECLS
 912
 913 #endif /* KERNEL */
 914
 915 #endif /* !_SYS_VNODE_IF_H_ */