Cider Isn't Darwin Emulation, Really
Something went wrong. Try again.
22 kB · 564 lines
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565/* * Copyright (c) 2000-2012 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ *//* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved *//* * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)vnode.h 8.17 (Berkeley) 5/20/95 *//* * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce * support for mandatory and extensible security protections. This notice * is included in support of clause 2.2 (b) of the Apple Public License, * Version 2.0. */
#ifndef _SYS_VNODE_INTERNAL_H_#define _SYS_VNODE_INTERNAL_H_
#include <sys/appleapiopts.h>#include <sys/cdefs.h>#include <sys/queue.h>#include <sys/lock.h>
#include <sys/time.h>#include <sys/uio.h>
#include <sys/vm.h>#include <sys/systm.h>#include <kern/locks.h>#include <vm/vm_kern.h>#include <sys/vnode.h>#include <sys/namei.h>#include <sys/vfs_context.h>#include <sys/sysctl.h>
struct lockf;struct label;
LIST_HEAD(buflists, buf);
#if CONFIG_VFS_FUNNELstruct unsafe_fsnode { lck_mtx_t fsnodelock; int32_t fsnode_count; void * fsnodeowner;};#endif /* CONFIG_VFS_FUNNEL */
#if CONFIG_TRIGGERS/* * VFS Internal (private) trigger vnode resolver info. */struct vnode_resolve { lck_mtx_t vr_lock; /* protects vnode_resolve_t fields */ trigger_vnode_resolve_callback_t vr_resolve_func; trigger_vnode_unresolve_callback_t vr_unresolve_func; trigger_vnode_rearm_callback_t vr_rearm_func; trigger_vnode_reclaim_callback_t vr_reclaim_func; void * vr_data; /* private data for resolver */ uint32_t vr_flags; uint32_t vr_lastseq;};typedef struct vnode_resolve *vnode_resolve_t;
/* private vr_flags */#define VNT_RESOLVED (1UL << 31)#define VNT_VFS_UNMOUNTED (1UL << 30)#define VNT_EXTERNAL (1UL << 29)
#endif /* CONFIG_TRIGGERS */
/* * Reading or writing any of these items requires holding the appropriate lock. * v_freelist is locked by the global vnode_list_lock * v_mntvnodes is locked by the mount_lock * v_nclinks and v_ncchildren are protected by the global name_cache_lock * v_cleanblkhd and v_dirtyblkhd and v_iterblkflags are locked via the global buf_mtxp * the rest of the structure is protected by the vnode_lock */struct vnode { lck_mtx_t v_lock; /* vnode mutex */ TAILQ_ENTRY(vnode) v_freelist; /* vnode freelist */ TAILQ_ENTRY(vnode) v_mntvnodes; /* vnodes for mount point */ LIST_HEAD(, namecache) v_nclinks; /* name cache entries that name this vnode */ LIST_HEAD(, namecache) v_ncchildren; /* name cache entries that regard us as there parent */ vnode_t v_defer_reclaimlist; /* in case we have to defer the reclaim to avoid recursion */ uint32_t v_listflag; /* flags protected by the vnode_list_lock (see below) */ uint32_t v_flag; /* vnode flags (see below) */ uint16_t v_lflag; /* vnode local and named ref flags */ uint8_t v_iterblkflags; /* buf iterator flags */ uint8_t v_references; /* number of times io_count has been granted */ int32_t v_kusecount; /* count of in-kernel refs */ int32_t v_usecount; /* reference count of users */ int32_t v_iocount; /* iocounters */ void * v_owner; /* act that owns the vnode */ uint16_t v_type; /* vnode type */ uint16_t v_tag; /* type of underlying data */ uint32_t v_id; /* identity of vnode contents */ union { struct mount *vu_mountedhere;/* ptr to mounted vfs (VDIR) */ struct socket *vu_socket; /* unix ipc (VSOCK) */ struct specinfo *vu_specinfo; /* device (VCHR, VBLK) */ struct fifoinfo *vu_fifoinfo; /* fifo (VFIFO) */ struct ubc_info *vu_ubcinfo; /* valid for (VREG) */ } v_un; struct buflists v_cleanblkhd; /* clean blocklist head */ struct buflists v_dirtyblkhd; /* dirty blocklist head */ struct klist v_knotes; /* knotes attached to this vnode */ /* * the following 4 fields are protected * by the name_cache_lock held in * excluive mode */ kauth_cred_t v_cred; /* last authorized credential */ kauth_action_t v_authorized_actions; /* current authorized actions for v_cred */ int v_cred_timestamp; /* determine if entry is stale for MNTK_AUTH_OPAQUE */ int v_nc_generation; /* changes when nodes are removed from the name cache */ /* * back to the vnode lock for protection */ int32_t v_numoutput; /* num of writes in progress */ int32_t v_writecount; /* reference count of writers */ const char *v_name; /* name component of the vnode */ vnode_t v_parent; /* pointer to parent vnode */ struct lockf *v_lockf; /* advisory lock list head */#if CONFIG_VFS_FUNNEL struct unsafe_fsnode *v_unsafefs; /* pointer to struct used to lock */#else int32_t v_reserved1;#ifdef __LP64__ int32_t v_reserved2;#endif#endif /* CONFIG_VFS_FUNNEL */ int (**v_op)(void *); /* vnode operations vector */ mount_t v_mount; /* ptr to vfs we are in */ void * v_data; /* private data for fs */#if CONFIG_MACF struct label *v_label; /* MAC security label */#endif#if CONFIG_TRIGGERS vnode_resolve_t v_resolve; /* trigger vnode resolve info (VDIR only) */#endif /* CONFIG_TRIGGERS */};
#define v_mountedhere v_un.vu_mountedhere#define v_socket v_un.vu_socket#define v_specinfo v_un.vu_specinfo#define v_fifoinfo v_un.vu_fifoinfo#define v_ubcinfo v_un.vu_ubcinfo
/* * v_iterblkflags */#define VBI_ITER 0x1#define VBI_ITERWANT 0x2#define VBI_CLEAN 0x4#define VBI_DIRTY 0x8#define VBI_NEWBUF 0x10
/* * v_listflag */#define VLIST_RAGE 0x01 /* vnode is currently in the rapid age list */#define VLIST_DEAD 0x02 /* vnode is currently in the dead list */#define VLIST_ASYNC_WORK 0x04 /* vnode is currently on the deferred async work queue */
/* * v_lflags */#define VL_SUSPENDED 0x0001 /* vnode is suspended */#define VL_DRAIN 0x0002 /* vnode is being drained */#define VL_TERMINATE 0x0004 /* vnode is in the process of being recycled */#define VL_TERMWANT 0x0008 /* there's a waiter for recycle finish (vnode_getiocount)*/#define VL_DEAD 0x0010 /* vnode is dead, cleaned of filesystem-specific info */#define VL_MARKTERM 0x0020 /* vnode should be recycled when no longer referenced */#define VL_NEEDINACTIVE 0x0080 /* delay VNOP_INACTIVE until iocount goes to 0 */
#define VL_LABEL 0x0100 /* vnode is marked for labeling */#define VL_LABELWAIT 0x0200 /* vnode is marked for labeling */#define VL_LABELED 0x0400 /* vnode is labeled */#define VL_LWARNED 0x0800#define VL_HASSTREAMS 0x1000 /* vnode has had at least one associated named stream vnode (may not have one any longer) */
#define VNAMED_UBC 0x2000 /* ubc named reference */#define VNAMED_MOUNT 0x4000 /* mount point named reference */#define VNAMED_FSHASH 0x8000 /* FS hash named reference */
/* * v_flags */#define VROOT 0x000001 /* root of its file system */#define VTEXT 0x000002 /* vnode is a pure text prototype */#define VSYSTEM 0x000004 /* vnode being used by kernel */#define VISTTY 0x000008 /* vnode represents a tty */#define VRAGE 0x000010 /* vnode is in rapid age state */#define VBDEVVP 0x000020 /* vnode created by bdevvp */#define VDEVFLUSH 0x000040 /* device vnode after vflush */#define VMOUNT 0x000080 /* mount operation in progress */#define VBWAIT 0x000100 /* waiting for output to complete */#define VSHARED_DYLD 0x000200 /* vnode is a dyld shared cache file */#define VNOCACHE_DATA 0x000400 /* don't keep data cached once it's been consumed */#define VSTANDARD 0x000800 /* vnode obtained from common pool */#define VAGE 0x001000 /* Insert vnode at head of free list */#define VRAOFF 0x002000 /* read ahead disabled */#define VNCACHEABLE 0x004000 /* vnode is allowed to be put back in name cache */#if NAMEDSTREAMS#define VISSHADOW 0x008000 /* vnode is a shadow file */#endif#define VSWAP 0x010000 /* vnode is being used as swapfile */#define VTHROTTLED 0x020000 /* writes or pageouts have been throttled */ /* wakeup tasks waiting when count falls below threshold */#define VNOFLUSH 0x040000 /* don't vflush() if SKIPSYSTEM */#define VLOCKLOCAL 0x080000 /* this vnode does adv locking in vfs */#define VISHARDLINK 0x100000 /* hard link needs special processing on lookup and in volfs */#define VISUNION 0x200000 /* union special processing */#if NAMEDSTREAMS#define VISNAMEDSTREAM 0x400000 /* vnode is a named stream (eg HFS resource fork) */#endif#define VOPENEVT 0x800000 /* if process is P_CHECKOPENEVT, then or in the O_EVTONLY flag on open */#define VNEEDSSNAPSHOT 0x1000000
/* * Global vnode data. */extern struct vnode *rootvnode; /* root (i.e. "/") vnode */
#ifdef CONFIG_IMGSRC_ACCESS#define MAX_IMAGEBOOT_NESTING 2extern struct vnode *imgsrc_rootvnodes[];#endif /* CONFIG_IMGSRC_ACCESS */
/* * Mods for exensibility. */
/* * Flags for vdesc_flags: */#define VDESC_MAX_VPS 16/* Low order 16 flag bits are reserved for willrele flags for vp arguments. */#define VDESC_VP0_WILLRELE 0x0001#define VDESC_VP1_WILLRELE 0x0002#define VDESC_VP2_WILLRELE 0x0004#define VDESC_VP3_WILLRELE 0x0008#define VDESC_NOMAP_VPP 0x0100#define VDESC_VPP_WILLRELE 0x0200
/* * VDESC_NO_OFFSET is used to identify the end of the offset list * and in places where no such field exists. */#define VDESC_NO_OFFSET -1
/* * This structure describes the vnode operation taking place. */struct vnodeop_desc { int vdesc_offset; /* offset in vector--first for speed */ const char *vdesc_name; /* a readable name for debugging */ int vdesc_flags; /* VDESC_* flags */
/* * These ops are used by bypass routines to map and locate arguments. * Creds and procs are not needed in bypass routines, but sometimes * they are useful to (for example) transport layers. * Nameidata is useful because it has a cred in it. */ int *vdesc_vp_offsets; /* list ended by VDESC_NO_OFFSET */ int vdesc_vpp_offset; /* return vpp location */ int vdesc_cred_offset; /* cred location, if any */ int vdesc_proc_offset; /* proc location, if any */ int vdesc_componentname_offset; /* if any */ int vdesc_context_offset; /* context location, if any */ /* * Finally, we've got a list of private data (about each operation) * for each transport layer. (Support to manage this list is not * yet part of BSD.) */ caddr_t *vdesc_transports;};
/* * A list of all the operation descs. */extern struct vnodeop_desc *vnodeop_descs[];
/* * This macro is very helpful in defining those offsets in the vdesc struct. * * This is stolen from X11R4. I ingored all the fancy stuff for * Crays, so if you decide to port this to such a serious machine, * you might want to consult Intrisics.h's XtOffset{,Of,To}. */#define VOPARG_OFFSET(p_type,field) \ ((int) (((char *) (&(((p_type)NULL)->field))) - ((char *) NULL)))#define VOPARG_OFFSETOF(s_type,field) \ VOPARG_OFFSET(s_type*,field)#define VOPARG_OFFSETTO(S_TYPE,S_OFFSET,STRUCT_P) \ ((S_TYPE)(((char*)(STRUCT_P))+(S_OFFSET)))
/* * VOCALL calls an op given an ops vector. We break it out because BSD's * vclean changes the ops vector and then wants to call ops with the old * vector. */#define VOCALL(OPSV,OFF,AP) (( *((OPSV)[(OFF)])) (AP))
/* * This call works for vnodes in the kernel. */#define VCALL(VP,OFF,AP) VOCALL((VP)->v_op,(OFF),(AP))#define VDESC(OP) (& __CONCAT(OP,_desc))#define VOFFSET(OP) (VDESC(OP)->vdesc_offset)
struct ostat;
#define BUILDPATH_NO_FS_ENTER 0x1 /* Use cache values, do not enter file system */#define BUILDPATH_CHECKACCESS 0x2 /* Check if parents have search rights */#define BUILDPATH_CHECK_MOVED 0x4 /* Return EAGAIN if the parent hierarchy is modified */
int build_path(vnode_t first_vp, char *buff, int buflen, int *outlen, int flags, vfs_context_t ctx);
int bdevvp(dev_t dev, struct vnode **vpp);void cvtstat(struct stat *st, struct ostat *ost);void vprint(const char *label, struct vnode *vp);
__private_extern__ int is_package_name(const char *name, int len);__private_extern__ int set_package_extensions_table(user_addr_t data, int nentries, int maxwidth);int vn_rdwr_64(enum uio_rw rw, struct vnode *vp, uint64_t base, int64_t len, off_t offset, enum uio_seg segflg, int ioflg, kauth_cred_t cred, int64_t *aresid, struct proc *p);#if CONFIG_MACFint vn_setlabel (struct vnode *vp, struct label *intlabel, vfs_context_t context);#endifvoid fifo_printinfo(struct vnode *vp);int vn_open(struct nameidata *ndp, int fmode, int cmode);int vn_open_modflags(struct nameidata *ndp, int *fmode, int cmode);int vn_open_auth(struct nameidata *ndp, int *fmode, struct vnode_attr *);int vn_close(vnode_t, int flags, vfs_context_t ctx);errno_t vn_remove(vnode_t dvp, vnode_t *vpp, struct nameidata *ndp, int32_t flags, struct vnode_attr *vap, vfs_context_t ctx);errno_t vn_rename(struct vnode *fdvp, struct vnode **fvpp, struct componentname *fcnp, struct vnode_attr *fvap, struct vnode *tdvp, struct vnode **tvpp, struct componentname *tcnp, struct vnode_attr *tvap, uint32_t flags, vfs_context_t ctx);
void lock_vnode_and_post(vnode_t, int);
#define post_event_if_success(_vp, _error, _event) \ do { \ if (0 == (_error)) { \ lock_vnode_and_post((_vp), (_event)); \ } \ } while (0) /* Authorization subroutines */int vn_authorize_open_existing(vnode_t vp, struct componentname *cnp, int fmode, vfs_context_t ctx, void *reserved);int vn_authorize_create(vnode_t, struct componentname *, struct vnode_attr *, vfs_context_t, void*); int vn_attribute_prepare(vnode_t dvp, struct vnode_attr *vap, uint32_t *defaulted_fieldsp, vfs_context_t ctx);void vn_attribute_cleanup(struct vnode_attr *vap, uint32_t defaulted_fields);int vn_authorize_unlink(vnode_t dvp, vnode_t vp, struct componentname *cnp, vfs_context_t ctx, void *reserved);int vn_authorize_rename(struct vnode *fdvp, struct vnode *fvp, struct componentname *fcnp, struct vnode *tdvp, struct vnode *tvp, struct componentname *tcnp, vfs_context_t ctx, void *reserved);int vn_authorize_rmdir(vnode_t dvp, vnode_t vp, struct componentname *cnp, vfs_context_t ctx, void *reserved);
typedef int (*vn_create_authorizer_t)(vnode_t, struct componentname *, struct vnode_attr *, vfs_context_t, void*);int vn_authorize_mkdir(vnode_t, struct componentname *, struct vnode_attr *, vfs_context_t, void*);int vn_authorize_null(vnode_t, struct componentname *, struct vnode_attr *, vfs_context_t, void*);/* End of authorization subroutines */
#define VN_CREATE_NOAUTH (1<<0)#define VN_CREATE_NOINHERIT (1<<1)#define VN_CREATE_UNION (1<<2)#define VN_CREATE_NOLABEL (1<<3)#define VN_CREATE_DOOPEN (1<<4) /* Open file if a batched operation is available */errno_t vn_create(vnode_t, vnode_t *, struct nameidata *, struct vnode_attr *, uint32_t, int, uint32_t*, vfs_context_t);int vn_mkdir(vnode_t dvp, vnode_t *vpp, struct nameidata *ndp, struct vnode_attr *vap, vfs_context_t ctx);int vn_rmdir(vnode_t dvp, vnode_t *vpp, struct nameidata *ndp, struct vnode_attr *vap, vfs_context_t ctx);
int vn_getxattr(vnode_t, const char *, uio_t, size_t *, int, vfs_context_t);int vn_setxattr(vnode_t, const char *, uio_t, int, vfs_context_t);int vn_removexattr(vnode_t, const char *, int, vfs_context_t);int vn_listxattr(vnode_t, uio_t, size_t *, int, vfs_context_t);
int default_getxattr(vnode_t, const char *, uio_t, size_t *, int, vfs_context_t);int default_setxattr(vnode_t, const char *, uio_t, int, vfs_context_t);int default_removexattr(vnode_t, const char *, int, vfs_context_t);
int check_appledouble_header(vnode_t, vfs_context_t);
#if NAMEDSTREAMSerrno_t vnode_getnamedstream(vnode_t, vnode_t *, const char *, enum nsoperation, int, vfs_context_t);errno_t vnode_makenamedstream(vnode_t, vnode_t *, const char *, int, vfs_context_t);errno_t vnode_removenamedstream(vnode_t, vnode_t, const char *, int, vfs_context_t);errno_t vnode_flushnamedstream(vnode_t vp, vnode_t svp, vfs_context_t context);errno_t vnode_relenamedstream(vnode_t vp, vnode_t svp, vfs_context_t context);#endif
void nchinit(void) __attribute__((section("__TEXT, initcode")));int resize_namecache(uint32_t newsize);void name_cache_lock_shared(void);void name_cache_lock(void);void name_cache_unlock(void);void cache_enter_with_gen(vnode_t dvp, vnode_t vp, struct componentname *cnp, int gen);const char *cache_enter_create(vnode_t dvp, vnode_t vp, struct componentname *cnp);
int vn_pathconf(vnode_t, int, int32_t *, vfs_context_t);extern int nc_disabled;
#define vnode_lock_convert(v) lck_mtx_convert_spin(&(v)->v_lock)
void vnode_lock_spin(vnode_t);
void vnode_list_lock(void);void vnode_list_unlock(void);
#define VNODE_REF_FORCE 0x1int vnode_ref_ext(vnode_t, int, int);
void vnode_rele_ext(vnode_t, int, int);void vnode_rele_internal(vnode_t, int, int, int);#ifdef BSD_KERNEL_PRIVATEint vnode_getalways(vnode_t);int vget_internal(vnode_t, int, int);errno_t vnode_getiocount(vnode_t, unsigned int, int);#endif /* BSD_KERNEL_PRIVATE */int vnode_get_locked(vnode_t);int vnode_put_locked(vnode_t);
int vnode_issock(vnode_t);int vnode_isaliased(vnode_t);
void unlock_fsnode(vnode_t, int *);int lock_fsnode(vnode_t, int *);
errno_t vnode_resume(vnode_t);errno_t vnode_suspend(vnode_t);
errno_t vnode_size(vnode_t, off_t *, vfs_context_t);errno_t vnode_setsize(vnode_t, off_t, int ioflag, vfs_context_t);int vnode_setattr_fallback(vnode_t vp, struct vnode_attr *vap, vfs_context_t ctx);int vnode_isspec(vnode_t vp);
#ifdef BSD_KERNEL_PRIVATE
typedef uint32_t compound_vnop_id_t;#define COMPOUND_VNOP_OPEN 0x01#define COMPOUND_VNOP_MKDIR 0x02#define COMPOUND_VNOP_RENAME 0x04#define COMPOUND_VNOP_REMOVE 0x08#define COMPOUND_VNOP_RMDIR 0x10
int vnode_compound_rename_available(vnode_t vp);int vnode_compound_rmdir_available(vnode_t vp);int vnode_compound_mkdir_available(vnode_t vp);int vnode_compound_remove_available(vnode_t vp);int vnode_compound_open_available(vnode_t vp);int vnode_compound_op_available(vnode_t, compound_vnop_id_t);#endif /* BSD_KERNEL_PRIVATE */
void vn_setunionwait(vnode_t);void vn_checkunionwait(vnode_t);void vn_clearunionwait(vnode_t, int);
void SPECHASH_LOCK(void);void SPECHASH_UNLOCK(void);
void vnode_authorize_init(void) __attribute__((section("__TEXT, initcode")));
void vfsinit(void) __attribute__((section("__TEXT, initcode")));void vnode_lock(vnode_t);void vnode_unlock(vnode_t);
/* * XXX exported symbols; should be static */void vfs_op_init(void) __attribute__((section("__TEXT, initcode")));void vfs_opv_init(void) __attribute__((section("__TEXT, initcode")));int vfs_sysctl(int *name, uint32_t namelen, user_addr_t oldp, size_t *oldlenp, user_addr_t newp, size_t newlen, struct proc *p);int sysctl_vnode(struct sysctl_oid *oidp, void *arg1, int arg2, struct sysctl_req *req);
#ifdef BSD_KERNEL_PRIVATEvoid vnode_setneedinactive(vnode_t);int vnode_hasnamedstreams(vnode_t); /* Does this vnode have associated named streams? */
void nspace_proc_exit(struct proc *p);
#if CONFIG_TRIGGERS/* VFS Internal Vnode Trigger Interfaces (Private) */int vnode_trigger_resolve(vnode_t, struct nameidata *, vfs_context_t);void vnode_trigger_rearm(vnode_t, vfs_context_t);void vfs_nested_trigger_unmounts(mount_t, int, vfs_context_t);#endif /* CONFIG_TRIGGERS */
#endif /* BSD_KERNEL_PRIVATE */
#endif /* !_SYS_VNODE_INTERNAL_H_ */