mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-11-18 10:21:01 +03:00
a26baf285f
All changes needed for the libspl layer. This includes modifications to files directly copied from OpenSolaris and the addition of new files needed to fill in the gaps. Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
288 lines
8.9 KiB
C
288 lines
8.9 KiB
C
/*
|
|
* CDDL HEADER START
|
|
*
|
|
* The contents of this file are subject to the terms of the
|
|
* Common Development and Distribution License (the "License").
|
|
* You may not use this file except in compliance with the License.
|
|
*
|
|
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
|
* or http://www.opensolaris.org/os/licensing.
|
|
* See the License for the specific language governing permissions
|
|
* and limitations under the License.
|
|
*
|
|
* When distributing Covered Code, include this CDDL HEADER in each
|
|
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
|
* If applicable, add the following below this CDDL HEADER, with the
|
|
* fields enclosed by brackets "[]" replaced with your own identifying
|
|
* information: Portions Copyright [yyyy] [name of copyright owner]
|
|
*
|
|
* CDDL HEADER END
|
|
*/
|
|
/*
|
|
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
|
|
* Use is subject to license terms.
|
|
*/
|
|
|
|
#ifndef _SYS_ACL_H
|
|
#define _SYS_ACL_H
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/acl_impl.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define MAX_ACL_ENTRIES (1024) /* max entries of each type */
|
|
typedef struct acl {
|
|
int a_type; /* the type of ACL entry */
|
|
uid_t a_id; /* the entry in -uid or gid */
|
|
o_mode_t a_perm; /* the permission field */
|
|
} aclent_t;
|
|
|
|
typedef struct ace {
|
|
uid_t a_who; /* uid or gid */
|
|
uint32_t a_access_mask; /* read,write,... */
|
|
uint16_t a_flags; /* see below */
|
|
uint16_t a_type; /* allow or deny */
|
|
} ace_t;
|
|
|
|
typedef struct acl_info acl_t;
|
|
|
|
/*
|
|
* The following are Defined types for an aclent_t.
|
|
*/
|
|
#define USER_OBJ (0x01) /* object owner */
|
|
#define USER (0x02) /* additional users */
|
|
#define GROUP_OBJ (0x04) /* owning group of the object */
|
|
#define GROUP (0x08) /* additional groups */
|
|
#define CLASS_OBJ (0x10) /* file group class and mask entry */
|
|
#define OTHER_OBJ (0x20) /* other entry for the object */
|
|
#define ACL_DEFAULT (0x1000) /* default flag */
|
|
/* default object owner */
|
|
#define DEF_USER_OBJ (ACL_DEFAULT | USER_OBJ)
|
|
/* default additional users */
|
|
#define DEF_USER (ACL_DEFAULT | USER)
|
|
/* default owning group */
|
|
#define DEF_GROUP_OBJ (ACL_DEFAULT | GROUP_OBJ)
|
|
/* default additional groups */
|
|
#define DEF_GROUP (ACL_DEFAULT | GROUP)
|
|
/* default mask entry */
|
|
#define DEF_CLASS_OBJ (ACL_DEFAULT | CLASS_OBJ)
|
|
/* default other entry */
|
|
#define DEF_OTHER_OBJ (ACL_DEFAULT | OTHER_OBJ)
|
|
|
|
/*
|
|
* The following are defined for ace_t.
|
|
*/
|
|
#define ACE_READ_DATA 0x00000001
|
|
#define ACE_LIST_DIRECTORY 0x00000001
|
|
#define ACE_WRITE_DATA 0x00000002
|
|
#define ACE_ADD_FILE 0x00000002
|
|
#define ACE_APPEND_DATA 0x00000004
|
|
#define ACE_ADD_SUBDIRECTORY 0x00000004
|
|
#define ACE_READ_NAMED_ATTRS 0x00000008
|
|
#define ACE_WRITE_NAMED_ATTRS 0x00000010
|
|
#define ACE_EXECUTE 0x00000020
|
|
#define ACE_DELETE_CHILD 0x00000040
|
|
#define ACE_READ_ATTRIBUTES 0x00000080
|
|
#define ACE_WRITE_ATTRIBUTES 0x00000100
|
|
#define ACE_DELETE 0x00010000
|
|
#define ACE_READ_ACL 0x00020000
|
|
#define ACE_WRITE_ACL 0x00040000
|
|
#define ACE_WRITE_OWNER 0x00080000
|
|
#define ACE_SYNCHRONIZE 0x00100000
|
|
|
|
#define ACE_FILE_INHERIT_ACE 0x0001
|
|
#define ACE_DIRECTORY_INHERIT_ACE 0x0002
|
|
#define ACE_NO_PROPAGATE_INHERIT_ACE 0x0004
|
|
#define ACE_INHERIT_ONLY_ACE 0x0008
|
|
#define ACE_SUCCESSFUL_ACCESS_ACE_FLAG 0x0010
|
|
#define ACE_FAILED_ACCESS_ACE_FLAG 0x0020
|
|
#define ACE_IDENTIFIER_GROUP 0x0040
|
|
#define ACE_INHERITED_ACE 0x0080
|
|
#define ACE_OWNER 0x1000
|
|
#define ACE_GROUP 0x2000
|
|
#define ACE_EVERYONE 0x4000
|
|
|
|
#define ACE_ACCESS_ALLOWED_ACE_TYPE 0x0000
|
|
#define ACE_ACCESS_DENIED_ACE_TYPE 0x0001
|
|
#define ACE_SYSTEM_AUDIT_ACE_TYPE 0x0002
|
|
#define ACE_SYSTEM_ALARM_ACE_TYPE 0x0003
|
|
|
|
#define ACL_AUTO_INHERIT 0x0001
|
|
#define ACL_PROTECTED 0x0002
|
|
#define ACL_DEFAULTED 0x0004
|
|
#define ACL_FLAGS_ALL (ACL_AUTO_INHERIT|ACL_PROTECTED| \
|
|
ACL_DEFAULTED)
|
|
|
|
#ifdef _KERNEL
|
|
|
|
/*
|
|
* These are only applicable in a CIFS context.
|
|
*/
|
|
#define ACE_ACCESS_ALLOWED_COMPOUND_ACE_TYPE 0x04
|
|
#define ACE_ACCESS_ALLOWED_OBJECT_ACE_TYPE 0x05
|
|
#define ACE_ACCESS_DENIED_OBJECT_ACE_TYPE 0x06
|
|
#define ACE_SYSTEM_AUDIT_OBJECT_ACE_TYPE 0x07
|
|
#define ACE_SYSTEM_ALARM_OBJECT_ACE_TYPE 0x08
|
|
#define ACE_ACCESS_ALLOWED_CALLBACK_ACE_TYPE 0x09
|
|
#define ACE_ACCESS_DENIED_CALLBACK_ACE_TYPE 0x0A
|
|
#define ACE_ACCESS_ALLOWED_CALLBACK_OBJECT_ACE_TYPE 0x0B
|
|
#define ACE_ACCESS_DENIED_CALLBACK_OBJECT_ACE_TYPE 0x0C
|
|
#define ACE_SYSTEM_AUDIT_CALLBACK_ACE_TYPE 0x0D
|
|
#define ACE_SYSTEM_ALARM_CALLBACK_ACE_TYPE 0x0E
|
|
#define ACE_SYSTEM_AUDIT_CALLBACK_OBJECT_ACE_TYPE 0x0F
|
|
#define ACE_SYSTEM_ALARM_CALLBACK_OBJECT_ACE_TYPE 0x10
|
|
|
|
#define ACE_ALL_TYPES 0x001F
|
|
|
|
typedef struct ace_object {
|
|
uid_t a_who; /* uid or gid */
|
|
uint32_t a_access_mask; /* read,write,... */
|
|
uint16_t a_flags; /* see below */
|
|
uint16_t a_type; /* allow or deny */
|
|
uint8_t a_obj_type[16]; /* obj type */
|
|
uint8_t a_inherit_obj_type[16]; /* inherit obj */
|
|
} ace_object_t;
|
|
|
|
#endif
|
|
|
|
#define ACE_ALL_PERMS (ACE_READ_DATA|ACE_LIST_DIRECTORY|ACE_WRITE_DATA| \
|
|
ACE_ADD_FILE|ACE_APPEND_DATA|ACE_ADD_SUBDIRECTORY|ACE_READ_NAMED_ATTRS| \
|
|
ACE_WRITE_NAMED_ATTRS|ACE_EXECUTE|ACE_DELETE_CHILD|ACE_READ_ATTRIBUTES| \
|
|
ACE_WRITE_ATTRIBUTES|ACE_DELETE|ACE_READ_ACL|ACE_WRITE_ACL| \
|
|
ACE_WRITE_OWNER|ACE_SYNCHRONIZE)
|
|
|
|
/*
|
|
* The following flags are supported by both NFSv4 ACLs and ace_t.
|
|
*/
|
|
#define ACE_NFSV4_SUP_FLAGS (ACE_FILE_INHERIT_ACE | \
|
|
ACE_DIRECTORY_INHERIT_ACE | \
|
|
ACE_NO_PROPAGATE_INHERIT_ACE | \
|
|
ACE_INHERIT_ONLY_ACE | \
|
|
ACE_IDENTIFIER_GROUP)
|
|
|
|
#define ACE_TYPE_FLAGS (ACE_OWNER|ACE_GROUP|ACE_EVERYONE| \
|
|
ACE_IDENTIFIER_GROUP)
|
|
#define ACE_INHERIT_FLAGS (ACE_FILE_INHERIT_ACE| \
|
|
ACE_DIRECTORY_INHERIT_ACE|ACE_NO_PROPAGATE_INHERIT_ACE|ACE_INHERIT_ONLY_ACE)
|
|
|
|
/* cmd args to acl(2) for aclent_t */
|
|
#define GETACL 1
|
|
#define SETACL 2
|
|
#define GETACLCNT 3
|
|
|
|
/* cmd's to manipulate ace acls. */
|
|
#define ACE_GETACL 4
|
|
#define ACE_SETACL 5
|
|
#define ACE_GETACLCNT 6
|
|
|
|
/* minimal acl entries from GETACLCNT */
|
|
#define MIN_ACL_ENTRIES 4
|
|
|
|
#if !defined(_KERNEL)
|
|
|
|
/* acl check errors */
|
|
#define GRP_ERROR 1
|
|
#define USER_ERROR 2
|
|
#define OTHER_ERROR 3
|
|
#define CLASS_ERROR 4
|
|
#define DUPLICATE_ERROR 5
|
|
#define MISS_ERROR 6
|
|
#define MEM_ERROR 7
|
|
#define ENTRY_ERROR 8
|
|
|
|
|
|
/*
|
|
* similar to ufs_acl.h: changed to char type for user commands (tar, cpio)
|
|
* Attribute types
|
|
*/
|
|
#define UFSD_FREE ('0') /* Free entry */
|
|
#define UFSD_ACL ('1') /* Access Control Lists */
|
|
#define UFSD_DFACL ('2') /* reserved for future use */
|
|
#define ACE_ACL ('3') /* ace_t style acls */
|
|
|
|
/*
|
|
* flag to [f]acl_get()
|
|
* controls whether a trivial acl should be returned.
|
|
*/
|
|
#define ACL_NO_TRIVIAL 0x2
|
|
|
|
|
|
/*
|
|
* Flags to control acl_totext()
|
|
*/
|
|
|
|
#define ACL_APPEND_ID 0x1 /* append uid/gid to user/group entries */
|
|
#define ACL_COMPACT_FMT 0x2 /* build ACL in ls -V format */
|
|
#define ACL_NORESOLVE 0x4 /* don't do name service lookups */
|
|
|
|
/*
|
|
* Legacy aclcheck errors for aclent_t ACLs
|
|
*/
|
|
#define EACL_GRP_ERROR GRP_ERROR
|
|
#define EACL_USER_ERROR USER_ERROR
|
|
#define EACL_OTHER_ERROR OTHER_ERROR
|
|
#define EACL_CLASS_ERROR CLASS_ERROR
|
|
#define EACL_DUPLICATE_ERROR DUPLICATE_ERROR
|
|
#define EACL_MISS_ERROR MISS_ERROR
|
|
#define EACL_MEM_ERROR MEM_ERROR
|
|
#define EACL_ENTRY_ERROR ENTRY_ERROR
|
|
|
|
#define EACL_INHERIT_ERROR 9 /* invalid inherit flags */
|
|
#define EACL_FLAGS_ERROR 10 /* unknown flag value */
|
|
#define EACL_PERM_MASK_ERROR 11 /* unknown permission */
|
|
#define EACL_COUNT_ERROR 12 /* invalid acl count */
|
|
|
|
#define EACL_INVALID_SLOT 13 /* invalid acl slot */
|
|
#define EACL_NO_ACL_ENTRY 14 /* Entry doesn't exist */
|
|
#define EACL_DIFF_TYPE 15 /* acls aren't same type */
|
|
|
|
#define EACL_INVALID_USER_GROUP 16 /* need user/group name */
|
|
#define EACL_INVALID_STR 17 /* invalid acl string */
|
|
#define EACL_FIELD_NOT_BLANK 18 /* can't have blank field */
|
|
#define EACL_INVALID_ACCESS_TYPE 19 /* invalid access type */
|
|
#define EACL_UNKNOWN_DATA 20 /* Unrecognized data in ACL */
|
|
#define EACL_MISSING_FIELDS 21 /* missing fields in acl */
|
|
|
|
#define EACL_INHERIT_NOTDIR 22 /* Need dir for inheritance */
|
|
|
|
extern int aclcheck(aclent_t *, int, int *);
|
|
extern int acltomode(aclent_t *, int, mode_t *);
|
|
extern int aclfrommode(aclent_t *, int, mode_t *);
|
|
extern int aclsort(int, int, aclent_t *);
|
|
extern char *acltotext(aclent_t *, int);
|
|
extern aclent_t *aclfromtext(char *, int *);
|
|
extern void acl_free(acl_t *);
|
|
extern int acl_get(const char *, int, acl_t **);
|
|
extern int facl_get(int, int, acl_t **);
|
|
extern int acl_set(const char *, acl_t *acl);
|
|
extern int facl_set(int, acl_t *acl);
|
|
extern int acl_strip(const char *, uid_t, gid_t, mode_t);
|
|
extern int acl_trivial(const char *);
|
|
extern char *acl_totext(acl_t *, int);
|
|
extern int acl_fromtext(const char *, acl_t **);
|
|
extern int acl_check(acl_t *, int);
|
|
|
|
#else /* !defined(_KERNEL) */
|
|
|
|
extern void ksort(caddr_t, int, int, int (*)(void *, void *));
|
|
extern int cmp2acls(void *, void *);
|
|
|
|
#endif /* !defined(_KERNEL) */
|
|
|
|
#if defined(__STDC__)
|
|
extern int acl(const char *path, int cmd, int cnt, void *buf);
|
|
extern int facl(int fd, int cmd, int cnt, void *buf);
|
|
#else /* !__STDC__ */
|
|
extern int acl();
|
|
extern int facl();
|
|
#endif /* defined(__STDC__) */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _SYS_ACL_H */
|