/*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
enum vtagtype {
VT_NON, VT_UFS, VT_NFS, VT_MFS, VT_MSDOSFS, VT_LFS, VT_LOFS, VT_FDESC,
VT_PORTAL, VT_NULL, VT_UMAP, VT_KERNFS, VT_PROCFS, VT_AFS, VT_ISOFS,
- VT_UNION, VT_HFS, VT_VOLFS, VT_DEVFS, VT_WEBDAV, VT_UDF, VT_AFP,
- VT_CDDA, VT_CIFS,VT_OTHER};
+ VT_UNION, VT_HFS, VT_ZFS, VT_DEVFS, VT_WEBDAV, VT_UDF, VT_AFP,
+ VT_CDDA, VT_CIFS, VT_OTHER};
/*
#define IO_NODELOCKED 0x0008 /* underlying node already locked */
#define IO_NDELAY 0x0010 /* FNDELAY flag set in file table */
#define IO_NOZEROFILL 0x0020 /* F_SETSIZE fcntl uses to prevent zero filling */
+#ifdef XNU_KERNEL_PRIVATE
+#define IO_REVOKE IO_NOZEROFILL /* revoked close for tty, will Not be used in conjunction */
+#endif /* XNU_KERNEL_PRIVATE */
#define IO_TAILZEROFILL 0x0040 /* zero fills at the tail of write */
#define IO_HEADZEROFILL 0x0080 /* zero fills at the head of write */
#define IO_NOZEROVALID 0x0100 /* do not zero fill if valid page */
#define IO_NOCACHE 0x0800 /* same effect as VNOCACHE_DATA, but only for this 1 I/O */
#define IO_RAOFF 0x1000 /* same effect as VRAOFF, but only for this 1 I/O */
#define IO_DEFWRITE 0x2000 /* defer write if vfs.defwrite is set */
+#define IO_PASSIVE 0x4000 /* this I/O is marked as background I/O so it won't throttle Throttleable I/O */
+#define IO_BACKGROUND IO_PASSIVE /* used for backward compatibility. to be removed after IO_BACKGROUND is no longer
+ * used by DiskImages in-kernel mode */
+#define IO_NOAUTH 0x8000 /* No authorization checks. */
+
/*
* Component Name: this structure describes the pathname
/*
* component name operational modifier flags
*/
-#define FOLLOW 0x0040 /* follow symbolic links */
+#define FOLLOW 0x00000040 /* follow symbolic links */
+#define NOTRIGGER 0x10000000 /* don't trigger automounts */
/*
* component name parameter descriptors.
*/
-#define ISDOTDOT 0x002000 /* current component name is .. */
-#define MAKEENTRY 0x004000 /* entry is to be added to name cache */
-#define ISLASTCN 0x008000 /* this is last component of pathname */
-#define ISWHITEOUT 0x020000 /* found whiteout */
-#define DOWHITEOUT 0x040000 /* do whiteouts */
+#define ISDOTDOT 0x00002000 /* current component name is .. */
+#define MAKEENTRY 0x00004000 /* entry is to be added to name cache */
+#define ISLASTCN 0x00008000 /* this is last component of pathname */
+#define ISWHITEOUT 0x00020000 /* found whiteout */
+#define DOWHITEOUT 0x00040000 /* do whiteouts */
#define VNFS_NOCACHE 0x01 /* do not add to name cache at this time */
#define VNFS_CANTCACHE 0x02 /* never add this instance to the name cache */
+#define VNFS_ADDFSREF 0x04 /* take fs (named) reference */
#define VNCREATE_FLAVOR 0
#define VCREATESIZE sizeof(struct vnode_fsparam)
#define VNODE_ATTR_va_uuuid (1LL<<26) /* 04000000 */
#define VNODE_ATTR_va_guuid (1LL<<27) /* 08000000 */
#define VNODE_ATTR_va_nchildren (1LL<<28) /* 10000000 */
+#define VNODE_ATTR_va_dirlinkcount (1LL<<29) /* 20000000 */
#define VNODE_ATTR_BIT(n) (VNODE_ATTR_ ## n)
/*
VNODE_ATTR_BIT(va_gen) | \
VNODE_ATTR_BIT(va_name) | \
VNODE_ATTR_BIT(va_type) | \
- VNODE_ATTR_BIT(va_nchildren))
+ VNODE_ATTR_BIT(va_nchildren) | \
+ VNODE_ATTR_BIT(va_dirlinkcount))
/*
* Attributes that can be applied to a new file object.
*/
guid_t va_uuuid; /* file owner UUID */
guid_t va_guuid; /* file group UUID */
- uint64_t va_nchildren; /* Number of items in a directory */
- /* Meaningful for directories only */
+ /* Meaningful for directories only */
+ uint64_t va_nchildren; /* Number of items in a directory */
+ uint64_t va_dirlinkcount; /* Real references to dir (i.e. excluding "." and ".." refs) */
/* add new fields here only */
};
int vnode_hasdirtyblks(vnode_t);
int vnode_hascleanblks(vnode_t);
-#define VNODE_ASYNC_THROTTLE 18
+#define VNODE_ASYNC_THROTTLE 15
/* timeout is in 10 msecs and not hz tick based */
-int vnode_waitforwrites(vnode_t, int, int, int, char *);
+int vnode_waitforwrites(vnode_t, int, int, int, const char *);
void vnode_startwrite(vnode_t);
void vnode_writedone(vnode_t);
uint32_t vnode_vid(vnode_t);
mount_t vnode_mountedhere(vnode_t vp);
mount_t vnode_mount(vnode_t);
+errno_t vfs_mountref(mount_t);
+errno_t vfs_mountrele(mount_t);
dev_t vnode_specrdev(vnode_t);
void * vnode_fsnode(vnode_t);
void vnode_clearfsnode(vnode_t);
int vnode_isvroot(vnode_t);
int vnode_issystem(vnode_t);
+int vnode_isswap(vnode_t vp);
int vnode_ismount(vnode_t);
int vnode_isreg(vnode_t);
int vnode_isdir(vnode_t);
int vnode_isblk(vnode_t);
int vnode_ischr(vnode_t);
+#ifdef __APPLE_API_UNSTABLE
+int vnode_isnamedstream(vnode_t);
+#endif
+
+enum vtype vnode_iftovt(int);
+int vnode_vttoif(enum vtype);
+int vnode_makeimode(int, int);
+
int vnode_ismountedon(vnode_t);
void vnode_setmountedon(vnode_t);
void vnode_clearmountedon(vnode_t);
+int vnode_isrecycled(vnode_t);
int vnode_isnocache(vnode_t);
void vnode_setnocache(vnode_t);
void vnode_clearnocache(vnode_t);
int vnode_isnoreadahead(vnode_t);
+int vnode_isstandard(vnode_t);
void vnode_setnoreadahead(vnode_t);
void vnode_clearnoreadahead(vnode_t);
+
+int vnode_is_openevt(vnode_t);
+void vnode_set_openevt(vnode_t);
+void vnode_clear_openevt(vnode_t);
+
/* left only for compat reasons as User code depends on this from getattrlist, for ex */
void vnode_settag(vnode_t, int);
int vnode_tag(vnode_t);
int vnode_getattr(vnode_t vp, struct vnode_attr *vap, vfs_context_t ctx);
int vnode_setattr(vnode_t vp, struct vnode_attr *vap, vfs_context_t ctx);
+vnode_t vfs_rootvnode(void);
+uint32_t vnode_vfsvisflags(vnode_t);
+uint32_t vnode_vfscmdflags(vnode_t);
+struct vfsstatfs *vnode_vfsstatfs(vnode_t);
+void *vnode_vfsfsprivate(vnode_t);
+vnode_t current_workingdir(void);
+vnode_t current_rootdir(void);
+
+void vnode_uncache_credentials(vnode_t vp);
+void vnode_setmultipath(vnode_t vp);
+
#ifdef BSD_KERNEL_PRIVATE
/*
* VNOP_LOOKUP on this vnode. Volfs will always ask for it's parent
* object ID (instead of using the v_parent pointer).
*/
-void vnode_set_hard_link(vnode_t vp);
vnode_t vnode_parent(vnode_t);
void vnode_setparent(vnode_t, vnode_t);
-char * vnode_name(vnode_t);
+const char * vnode_name(vnode_t);
void vnode_setname(vnode_t, char *);
int vnode_isnoflush(vnode_t);
void vnode_setnoflush(vnode_t);
void vnode_clearnoflush(vnode_t);
+/* XXX temporary until we can arrive at a KPI for NFS, Seatbelt */
+thread_t vfs_context_thread(vfs_context_t);
#endif
uint32_t vnode_vfsmaxsymlen(vnode_t);
void vnode_vfsname(vnode_t, char *);
int vnode_vfs64bitready(vnode_t);
+int vfs_context_get_special_port(vfs_context_t, int, ipc_port_t *);
+int vfs_context_set_special_port(vfs_context_t, int, ipc_port_t);
proc_t vfs_context_proc(vfs_context_t);
-ucred_t vfs_context_ucred(vfs_context_t);
+vnode_t vfs_context_cwd(vfs_context_t);
+kauth_cred_t vfs_context_ucred(vfs_context_t);
int vfs_context_issuser(vfs_context_t);
int vfs_context_pid(vfs_context_t);
int vfs_context_issignal(vfs_context_t, sigset_t);
int vfs_context_is64bit(vfs_context_t);
vfs_context_t vfs_context_create(vfs_context_t);
int vfs_context_rele(vfs_context_t);
+vfs_context_t vfs_context_current(void); /* get from current uthread */
+#ifdef __APPLE_API_UNSTABLE
+vfs_context_t vfs_context_kernel(void); /* get from 1st kernel thread */
+#endif
int vflush(struct mount *mp, struct vnode *skipvp, int flags);
#define VNODE_UPDATE_PARENT 0x01
#define VNODE_UPDATE_NAME 0x02
#define VNODE_UPDATE_CACHE 0x04
-void vnode_update_identity(vnode_t vp, vnode_t dvp, char *name, int name_len, int name_hashval, int flags);
+void vnode_update_identity(vnode_t vp, vnode_t dvp, const char *name, int name_len, int name_hashval, int flags);
int vn_bwrite(struct vnop_bwrite_args *ap);
errno_t vnode_close(vnode_t, int, vfs_context_t);
int vn_getpath(struct vnode *vp, char *pathbuf, int *len);
+int vn_getcdhash(struct vnode *vp, off_t offset, unsigned char *cdhash);
/*
* Flags for the vnode_lookup and vnode_open
#define VNODE_CLAIMED_DONE 3 /* don't drop reference, terminate iteration */
+#ifdef BSD_KERNEL_PRIVATE
+/* Not in export list so can be private */
struct stat;
-int vn_stat(struct vnode *vp, struct stat *sb, kauth_filesec_t *xsec, vfs_context_t ctx);
-int vn_stat_noauth(struct vnode *vp, struct stat *sb, kauth_filesec_t *xsec, vfs_context_t ctx);
-int vn_revoke(vnode_t vp, int flags, vfs_context_t);
-/* XXX BOGUS */
+int vn_stat(struct vnode *vp, void * sb, kauth_filesec_t *xsec, int isstat64, vfs_context_t ctx);
+int vn_stat_noauth(struct vnode *vp, void * sb, kauth_filesec_t *xsec, int isstat64, vfs_context_t ctx);
int vaccess(mode_t file_mode, uid_t uid, gid_t gid,
- mode_t acc_mode, struct ucred *cred);
+ mode_t acc_mode, kauth_cred_t cred);
+#endif /* BSD_KERNEL_PRIVATE */
+
+int vn_revoke(vnode_t vp, int flags, vfs_context_t);
/* namecache function prototypes */
* if you don't know it (add_name() will then compute the hash).
* There are no flags for now but maybe someday.
*/
-char *vfs_addname(const char *name, size_t len, u_int nc_hash, u_int flags);
+const char *vfs_addname(const char *name, size_t len, u_int nc_hash, u_int flags);
int vfs_removename(const char *name);
+int check_mountedon(dev_t dev, enum vtype type, int *errorp);
+int vcount(vnode_t vp);
+
__END_DECLS
#endif /* KERNEL */
projects / apple / xnu.git / blobdiff