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Add new #defines neccessary to support NFSv4 ACLs.

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Reviewed by:	rwatson
This commit is contained in:
Edward Tomasz Napierala 2009-05-23 17:09:47 +00:00
parent 6d453b1001
commit 069e32c62d
1 changed files with 58 additions and 6 deletions
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64
sys/sys/acl.h
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@ -1,5 +1,6 @@
/*-
* Copyright (c) 1999-2001 Robert N. M. Watson
* Copyright (c) 2008 Edward Tomasz Napierała <trasz@FreeBSD.org>
* All rights reserved.
*
* This software was developed by Robert Watson for the TrustedBSD Project.
@ -29,7 +30,7 @@
*/
/*
* Developed by the TrustedBSD Project.
* Support for POSIX.1e access control lists.
* Support for POSIX.1e and NFSv4 access control lists.
*/
#ifndef _SYS_ACL_H_
@ -40,7 +41,7 @@
#include <vm/uma.h>
/*
* POSIX.1e ACL types and related constants.
* POSIX.1e and NFSv4 ACL types and related constants.
*/
typedef uint32_t acl_tag_t;
@ -53,7 +54,7 @@ typedef uint16_t *acl_flagset_t;
/*
* With 254 entries, "struct acl_t_struct" is exactly one 4kB page big.
* Note that with NFS4 ACLs, the maximum number of ACL entries one
* Note that with NFSv4 ACLs, the maximum number of ACL entries one
* may set on file or directory is about half of ACL_MAX_ENTRIES.
*
* If you increase this, you might also need to increase
@ -110,7 +111,7 @@ typedef struct acl_entry *acl_entry_t;
/*
* Internal ACL structure, used in libc, kernel APIs and for on-disk
* storage of NFS4 ACLs. POSIX.1e ACLs use "struct oldacl" for on-disk
* storage of NFSv4 ACLs. POSIX.1e ACLs use "struct oldacl" for on-disk
* storage.
*/
struct acl {
@ -150,6 +151,15 @@ typedef void *acl_t;
#define ACL_MASK 0x00000010
#define ACL_OTHER 0x00000020
#define ACL_OTHER_OBJ ACL_OTHER
#define ACL_EVERYONE 0x00000040
/*
* Possible valid values for ae_entry_type field, valid only for NFSv4 ACLs.
*/
#define ACL_ENTRY_TYPE_ALLOW 0x0100
#define ACL_ENTRY_TYPE_DENY 0x0200
#define ACL_ENTRY_TYPE_AUDIT 0x0400
#define ACL_ENTRY_TYPE_ALARM 0x0800
/*
* Possible valid values for acl_type_t arguments. First two
@ -159,9 +169,10 @@ typedef void *acl_t;
#define ACL_TYPE_DEFAULT_OLD 0x00000001
#define ACL_TYPE_ACCESS 0x00000002
#define ACL_TYPE_DEFAULT 0x00000003
#define ACL_TYPE_NFS4 0x00000004
/*
* Possible flags in ae_perm field for POSIX.1e ACLs. Note
* Possible bits in ae_perm field for POSIX.1e ACLs. Note
* that ACL_EXECUTE may be used in both NFSv4 and POSIX.1e ACLs.
*/
#define ACL_EXECUTE 0x0001
@ -171,19 +182,60 @@ typedef void *acl_t;
#define ACL_PERM_BITS (ACL_EXECUTE | ACL_WRITE | ACL_READ)
#define ACL_POSIX1E_BITS (ACL_EXECUTE | ACL_WRITE | ACL_READ)
/*
* Possible bits in ae_perm field for NFSv4 ACLs.
*/
#define ACL_READ_DATA 0x00000008
#define ACL_LIST_DIRECTORY 0x00000008
#define ACL_WRITE_DATA 0x00000010
#define ACL_ADD_FILE 0x00000010
#define ACL_APPEND_DATA 0x00000020
#define ACL_ADD_SUBDIRECTORY 0x00000020
#define ACL_READ_NAMED_ATTRS 0x00000040
#define ACL_WRITE_NAMED_ATTRS 0x00000080
/* ACL_EXECUTE is defined above. */
#define ACL_DELETE_CHILD 0x00000100
#define ACL_READ_ATTRIBUTES 0x00000200
#define ACL_WRITE_ATTRIBUTES 0x00000400
#define ACL_DELETE 0x00000800
#define ACL_READ_ACL 0x00001000
#define ACL_WRITE_ACL 0x00002000
#define ACL_WRITE_OWNER 0x00004000
#define ACL_SYNCHRONIZE 0x00008000
#define ACL_NFS4_PERM_BITS (ACL_READ_DATA | ACL_WRITE_DATA | \
ACL_APPEND_DATA | ACL_READ_NAMED_ATTRS | ACL_WRITE_NAMED_ATTRS | \
ACL_EXECUTE | ACL_DELETE_CHILD | ACL_READ_ATTRIBUTES | \
ACL_WRITE_ATTRIBUTES | ACL_DELETE | ACL_READ_ACL | ACL_WRITE_ACL | \
ACL_WRITE_OWNER | ACL_SYNCHRONIZE)
/*
* Possible entry_id values for acl_get_entry(3).
*/
#define ACL_FIRST_ENTRY 0
#define ACL_NEXT_ENTRY 1
/*
* Possible values in ae_flags field; valid only for NFSv4 ACLs.
*/
#define ACL_ENTRY_FILE_INHERIT 0x0001
#define ACL_ENTRY_DIRECTORY_INHERIT 0x0002
#define ACL_ENTRY_NO_PROPAGATE_INHERIT 0x0004
#define ACL_ENTRY_INHERIT_ONLY 0x0008
#define ACL_ENTRY_SUCCESSFUL_ACCESS 0x0010
#define ACL_ENTRY_FAILED_ACCESS 0x0020
#define ACL_FLAGS_BITS (ACL_ENTRY_FILE_INHERIT | \
ACL_ENTRY_DIRECTORY_INHERIT | ACL_ENTRY_NO_PROPAGATE_INHERIT | \
ACL_ENTRY_INHERIT_ONLY | ACL_ENTRY_SUCCESSFUL_ACCESS | \
ACL_ENTRY_FAILED_ACCESS)
/*
* Undefined value in ae_id field. ae_id should be set to this value
* iff ae_tag is ACL_USER_OBJ, ACL_GROUP_OBJ, ACL_OTHER or ACL_EVERYONE.
*/
#define ACL_UNDEFINED_ID ((uid_t)-1)
#ifdef _KERNEL
/*