/*
* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * 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.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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 OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* Copyright (c) 1995, 1998 Apple Computer, Inc. All Rights Reserved.
struct vnode *si_specnext;
long si_flags;
dev_t si_rdev;
- daddr_t si_size; /* block device size in bytes */
+ int32_t si_opencount;
+ daddr_t si_size; /* device block size in bytes */
+ daddr64_t si_lastr; /* last read blkno (read-ahead) */
+ u_int64_t si_devsize; /* actual device size in bytes */
+
+ u_int8_t si_initted;
+ u_int8_t si_throttleable;
+ u_int16_t si_isssd;
+ u_int32_t si_devbsdunit;
+ u_int64_t si_throttle_mask;
};
/*
* Exported shorthand
#define v_specnext v_specinfo->si_specnext
#define v_specflags v_specinfo->si_flags
#define v_specsize v_specinfo->si_size
+#define v_specdevsize v_specinfo->si_devsize
+#define v_speclastr v_specinfo->si_lastr
/*
* Flags for specinfo
*/
#define SI_MOUNTEDON 0x0001 /* block special device is mounted on */
+#define SI_ALIASED 0x0002 /* multiple active vnodes refer to this device */
/*
* Special device management
extern int (**spec_vnodeop_p)(void *);
struct nameidata;
struct componentname;
-struct ucred;
struct flock;
struct buf;
struct uio;
-int spec_ebadf();
+__BEGIN_DECLS
+#ifdef BSD_KERNEL_PRIVATE
+int spec_blktooff (struct vnop_blktooff_args *);
+int spec_offtoblk (struct vnop_offtoblk_args *);
+int spec_fsync_internal (vnode_t, int, vfs_context_t);
+int spec_blockmap (struct vnop_blockmap_args *);
+int spec_kqfilter (vnode_t vp, struct knote *kn);
+#endif /* BSD_KERNEL_PRIVATE */
+
+int spec_ebadf(void *);
-int spec_lookup __P((struct vop_lookup_args *));
-#define spec_create ((int (*) __P((struct vop_access_args *)))err_create)
-#define spec_mknod ((int (*) __P((struct vop_access_args *)))err_mknod)
-int spec_open __P((struct vop_open_args *));
-int spec_close __P((struct vop_close_args *));
-#define spec_access ((int (*) __P((struct vop_access_args *)))spec_ebadf)
-#define spec_getattr ((int (*) __P((struct vop_getattr_args *)))spec_ebadf)
-#define spec_setattr ((int (*) __P((struct vop_setattr_args *)))spec_ebadf)
-int spec_read __P((struct vop_read_args *));
-int spec_write __P((struct vop_write_args *));
-#define spec_lease_check ((int (*) __P((struct vop_access_args *)))nop_lease)
-int spec_ioctl __P((struct vop_ioctl_args *));
-int spec_select __P((struct vop_select_args *));
-#define spec_revoke ((int (*) __P((struct vop_access_args *)))nop_revoke)
-#define spec_mmap ((int (*) __P((struct vop_access_args *)))err_mmap)
-int spec_fsync __P((struct vop_fsync_args *));
-#define spec_seek ((int (*) __P((struct vop_access_args *)))err_seek)
-#define spec_remove ((int (*) __P((struct vop_access_args *)))err_remove)
-#define spec_link ((int (*) __P((struct vop_access_args *)))err_link)
-#define spec_rename ((int (*) __P((struct vop_access_args *)))err_rename)
-#define spec_mkdir ((int (*) __P((struct vop_access_args *)))err_mkdir)
-#define spec_rmdir ((int (*) __P((struct vop_access_args *)))err_rmdir)
-#define spec_symlink ((int (*) __P((struct vop_access_args *)))err_symlink)
-#define spec_readdir ((int (*) __P((struct vop_access_args *)))err_readdir)
-#define spec_readlink ((int (*) __P((struct vop_access_args *)))err_readlink)
-#define spec_abortop ((int (*) __P((struct vop_access_args *)))err_abortop)
-#define spec_inactive ((int (*) __P((struct vop_access_args *)))nop_inactive)
-#define spec_reclaim ((int (*) __P((struct vop_access_args *)))nop_reclaim)
-#define spec_lock ((int (*) __P((struct vop_access_args *)))nop_lock)
-#define spec_unlock ((int (*) __P((struct vop_access_args *)))nop_unlock)
-int spec_bmap __P((struct vop_bmap_args *));
-int spec_strategy __P((struct vop_strategy_args *));
-int spec_print __P((struct vop_print_args *));
-#define spec_islocked ((int (*) __P((struct vop_access_args *)))nop_islocked)
-int spec_pathconf __P((struct vop_pathconf_args *));
-#define spec_advlock ((int (*) __P((struct vop_access_args *)))err_advlock)
-#define spec_blkatoff ((int (*) __P((struct vop_access_args *)))err_blkatoff)
-#define spec_valloc ((int (*) __P((struct vop_access_args *)))err_valloc)
-#define spec_vfree ((int (*) __P((struct vop_access_args *)))err_vfree)
-#define spec_truncate ((int (*) __P((struct vop_access_args *)))nop_truncate)
-#define spec_update ((int (*) __P((struct vop_access_args *)))nop_update)
-#define spec_reallocblks \
- ((int (*) __P((struct vop_reallocblks_args *)))err_reallocblks)
-#define spec_bwrite ((int (*) __P((struct vop_bwrite_args *)))nop_bwrite)
-int spec_devblocksize __P((struct vop_devblocksize_args *));
-int spec_blktooff __P((struct vop_blktooff_args *));
-int spec_offtoblk __P((struct vop_offtoblk_args *));
-int spec_cmap __P((struct vop_cmap_args *));
+int spec_lookup (struct vnop_lookup_args *);
+#define spec_create (int (*) (struct vnop_access_args *))err_create
+#define spec_mknod (int (*) (struct vnop_access_args *))err_mknod
+int spec_open (struct vnop_open_args *);
+int spec_close (struct vnop_close_args *);
+#define spec_access (int (*) (struct vnop_access_args *))spec_ebadf
+#define spec_getattr (int (*) (struct vnop_getattr_args *))spec_ebadf
+#define spec_setattr (int (*) (struct vnop_setattr_args *))spec_ebadf
+int spec_read (struct vnop_read_args *);
+int spec_write (struct vnop_write_args *);
+int spec_ioctl (struct vnop_ioctl_args *);
+int spec_select (struct vnop_select_args *);
+#define spec_revoke (int (*) (struct vnop_access_args *))nop_revoke
+#define spec_mmap (int (*) (struct vnop_access_args *))err_mmap
+int spec_fsync (struct vnop_fsync_args *);
+#define spec_remove (int (*) (struct vnop_access_args *))err_remove
+#define spec_link (int (*) (struct vnop_access_args *))err_link
+#define spec_rename (int (*) (struct vnop_access_args *))err_rename
+#define spec_mkdir (int (*) (struct vnop_access_args *))err_mkdir
+#define spec_rmdir (int (*) (struct vnop_access_args *))err_rmdir
+#define spec_symlink (int (*) (struct vnop_access_args *))err_symlink
+#define spec_readdir (int (*) (struct vnop_access_args *))err_readdir
+#define spec_readlink (int (*) (struct vnop_access_args *))err_readlink
+#define spec_inactive (int (*) (struct vnop_access_args *))nop_inactive
+#define spec_reclaim (int (*) (struct vnop_access_args *))nop_reclaim
+#define spec_lock (int (*) (struct vnop_access_args *))nop_lock
+#define spec_unlock (int (*)(struct vnop_access_args *))nop_unlock
+int spec_strategy (struct vnop_strategy_args *);
+#define spec_islocked (int (*) (struct vnop_access_args *))nop_islocked
+int spec_pathconf (struct vnop_pathconf_args *);
+#define spec_advlock (int (*) (struct vnop_access_args *))err_advlock
+#define spec_blkatoff (int (*) (struct vnop_access_args *))err_blkatoff
+#define spec_valloc (int (*) (struct vnop_access_args *))err_valloc
+#define spec_vfree (int (*) (struct vnop_access_args *))err_vfree
+#define spec_bwrite (int (*) (struct vnop_bwrite_args *))nop_bwrite
+__END_DECLS
#endif /* __APPLE_API_PRIVATE */
#endif /* _MISCFS_SPECFS_SPECDEV_H_ */
projects / apple / xnu.git / blobdiff