3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*


  23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #ifndef _SYS_FS_CACHEFS_DLOG_H
  28 #define _SYS_FS_CACHEFS_DLOG_H
  29 
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31 
  32 #include <sys/vfs.h>
  33 #include <sys/acl.h>
  34 
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif
  38 
  39 /*
  40  * Version number of log file format.
  41  * Put in an int at the start of the file.
  42  * Large Files: Increment VER by 1.
  43  */
  44 #define CFS_DLOG_VERSION 1001
  45 
  46 /* valid types of dlog records */
  47 enum cfs_dlog_op {
  48         CFS_DLOG_CREATE = 0x100,
  49         CFS_DLOG_REMOVE,
  50         CFS_DLOG_LINK,
  51         CFS_DLOG_RENAME,

 262 
 263 /*
 264  * XXXX the maxsize calculation below will give wrong answer if
 265  * the total size of struct cfs_dlog_setsecattr + max aclsize is less than
 266  * the size of the union above. This is currently true, but to be on the safe
 267  * side, use struct size plus acl size (minus trailer because it's not
 268  * not counted in the length field).
 269  */
 270 #define CFS_DLOG_SECATTR_MAXSIZE (sizeof (struct cfs_dlog_setsecattr) + \
 271         (sizeof (aclent_t) * MAX_ACL_ENTRIES))
 272 
 273 #ifndef MAX
 274 #define MAX(a, b)       (((a) > (b)) ? (a) : (b))
 275 #endif /* MAX */
 276 
 277 #define CFS_DLOG_ENTRY_MAXSIZE  \
 278         MAX(offsetof(struct cfs_dlog_entry, dl_trailer),                \
 279             offsetof(struct cfs_dlog_entry, dl_u.dl_setsecattr) +       \
 280             CFS_DLOG_SECATTR_MAXSIZE)
 281 
 282 #if defined(_KERNEL) && defined(__STDC__)
 283 int cachefs_dlog_setup(fscache_t *fscp, int createfile);
 284 void cachefs_dlog_teardown(fscache_t *fscp);
 285 int cachefs_dlog_commit(fscache_t *fscp, off_t offset, int error);
 286 int cachefs_dlog_cidmap(fscache_t *fscp);
 287 off_t cachefs_dlog_setattr(fscache_t *fscp, struct vattr *vap, int flags,
 288     cnode_t *cp, cred_t *cr);
 289 off_t
 290 cachefs_dlog_setsecattr(fscache_t *fscp, vsecattr_t *vsec, int flags,
 291     cnode_t *cp, cred_t *cr);
 292 off_t cachefs_dlog_create(fscache_t *fscp, cnode_t *pcp, char *nm,
 293     vattr_t *vap, int excl, int mode, cnode_t *cp, int exists, cred_t *cr);
 294 off_t cachefs_dlog_remove(fscache_t *fscp, cnode_t *pcp, char *nm, cnode_t *cp,
 295     cred_t *cr);
 296 off_t cachefs_dlog_link(fscache_t *fscp, cnode_t *pcp, char *nm, cnode_t *cp,
 297     cred_t *cr);
 298 off_t cachefs_dlog_rename(fscache_t *fscp, cnode_t *odcp, char *onm,
 299     cnode_t *ndcp, char *nnm, cred_t *cr, cnode_t *cp, cnode_t *delcp);
 300 off_t cachefs_dlog_mkdir(fscache_t *fscp, cnode_t *pcp, cnode_t *cp, char *nm,
 301     vattr_t *vap, cred_t *cr);
 302 off_t cachefs_dlog_rmdir(fscache_t *fscp, cnode_t *pcp, char *nm, cnode_t *cp,

   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
  24  *
  25  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  26  * Use is subject to license terms.
  27  */
  28 
  29 #ifndef _SYS_FS_CACHEFS_DLOG_H
  30 #define _SYS_FS_CACHEFS_DLOG_H
  31 


  32 #include <sys/vfs.h>
  33 #include <sys/acl.h>
  34 
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif
  38 
  39 /*
  40  * Version number of log file format.
  41  * Put in an int at the start of the file.
  42  * Large Files: Increment VER by 1.
  43  */
  44 #define CFS_DLOG_VERSION 1001
  45 
  46 /* valid types of dlog records */
  47 enum cfs_dlog_op {
  48         CFS_DLOG_CREATE = 0x100,
  49         CFS_DLOG_REMOVE,
  50         CFS_DLOG_LINK,
  51         CFS_DLOG_RENAME,

 262 
 263 /*
 264  * XXXX the maxsize calculation below will give wrong answer if
 265  * the total size of struct cfs_dlog_setsecattr + max aclsize is less than
 266  * the size of the union above. This is currently true, but to be on the safe
 267  * side, use struct size plus acl size (minus trailer because it's not
 268  * not counted in the length field).
 269  */
 270 #define CFS_DLOG_SECATTR_MAXSIZE (sizeof (struct cfs_dlog_setsecattr) + \
 271         (sizeof (aclent_t) * MAX_ACL_ENTRIES))
 272 
 273 #ifndef MAX
 274 #define MAX(a, b)       (((a) > (b)) ? (a) : (b))
 275 #endif /* MAX */
 276 
 277 #define CFS_DLOG_ENTRY_MAXSIZE  \
 278         MAX(offsetof(struct cfs_dlog_entry, dl_trailer),                \
 279             offsetof(struct cfs_dlog_entry, dl_u.dl_setsecattr) +       \
 280             CFS_DLOG_SECATTR_MAXSIZE)
 281 
 282 #if defined(_KERNEL)
 283 int cachefs_dlog_setup(fscache_t *fscp, int createfile);
 284 void cachefs_dlog_teardown(fscache_t *fscp);
 285 int cachefs_dlog_commit(fscache_t *fscp, off_t offset, int error);
 286 int cachefs_dlog_cidmap(fscache_t *fscp);
 287 off_t cachefs_dlog_setattr(fscache_t *fscp, struct vattr *vap, int flags,
 288     cnode_t *cp, cred_t *cr);
 289 off_t
 290 cachefs_dlog_setsecattr(fscache_t *fscp, vsecattr_t *vsec, int flags,
 291     cnode_t *cp, cred_t *cr);
 292 off_t cachefs_dlog_create(fscache_t *fscp, cnode_t *pcp, char *nm,
 293     vattr_t *vap, int excl, int mode, cnode_t *cp, int exists, cred_t *cr);
 294 off_t cachefs_dlog_remove(fscache_t *fscp, cnode_t *pcp, char *nm, cnode_t *cp,
 295     cred_t *cr);
 296 off_t cachefs_dlog_link(fscache_t *fscp, cnode_t *pcp, char *nm, cnode_t *cp,
 297     cred_t *cr);
 298 off_t cachefs_dlog_rename(fscache_t *fscp, cnode_t *odcp, char *onm,
 299     cnode_t *ndcp, char *nnm, cred_t *cr, cnode_t *cp, cnode_t *delcp);
 300 off_t cachefs_dlog_mkdir(fscache_t *fscp, cnode_t *pcp, cnode_t *cp, char *nm,
 301     vattr_t *vap, cred_t *cr);
 302 off_t cachefs_dlog_rmdir(fscache_t *fscp, cnode_t *pcp, char *nm, cnode_t *cp,