4 * Copyright (C) Jim McDonough, 2006
5 * Reused & renamed some parts of AIX 5.3 sys/acl.h structures
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, see <http://www.gnu.org/licenses/>.
21 #ifndef __NFS4_ACLS_H__
22 #define __NFS4_ACLS_H__
25 * Following union captures the identity as
26 * used in the NFS4 ACL structures.
28 typedef union _SMB_NFS4_ACEWHOID_T {
29 uid_t uid; /* User id */
30 gid_t gid; /* Group id */
31 uint32_t special_id; /* Identifies special identities in NFS4 */
33 #define SMB_ACE4_WHO_OWNER 0x00000001 /*The owner of the file. */
34 #define SMB_ACE4_WHO_GROUP 0x00000002 /*The group associated with the file. */
35 #define SMB_ACE4_WHO_EVERYONE 0x00000003 /*The world. */
36 #define SMB_ACE4_WHO_INTERACTIVE 0x00000004 /*Accessed from an interactive terminal. */
37 #define SMB_ACE4_WHO_NETWORK 0x00000005 /*Accessed via the network. */
38 #define SMB_ACE4_WHO_DIALUP 0x00000006 /*Accessed as a dialup user to the server. */
39 #define SMB_ACE4_WHO_BATCH 0x00000007 /*Accessed from a batch job. */
40 #define SMB_ACE4_WHO_ANONYMOUS 0x00000008 /*Accessed without any authentication. */
41 #define SMB_ACE4_WHO_AUTHENTICATED 0x00000009 /*Any authenticated user (opposite of ANONYMOUS) */
42 #define SMB_ACE4_WHO_SERVICE 0x0000000A /*Access from a system service. */
43 #define SMB_ACE4_WHO_MAX SMB_ACE4_WHO_SERVICE /* largest valid ACE4_WHO */
45 } SMB_NFS4_ACEWHOID_T;
47 typedef struct _SMB_ACE4PROP_T {
48 uint32_t flags; /* Bit mask defining details of ACE */
49 /*The following are constants for flags field */
50 /* #define SMB_ACE4_ID_NOT_VALID 0x00000001 - from aix/jfs2 */
51 #define SMB_ACE4_ID_SPECIAL 0x00000002
53 SMB_NFS4_ACEWHOID_T who; /* Identifies to whom this ACE applies */
55 /* The following part of ACE has the same layout as NFSv4 wire format. */
57 uint32_t aceType; /* Type of ACE PERMIT/ALLOW etc*/
58 /*The constants used for the type field (acetype4) are as follows: */
59 #define SMB_ACE4_ACCESS_ALLOWED_ACE_TYPE 0x00000000
60 #define SMB_ACE4_ACCESS_DENIED_ACE_TYPE 0x00000001
61 #define SMB_ACE4_SYSTEM_AUDIT_ACE_TYPE 0x00000002
62 #define SMB_ACE4_SYSTEM_ALARM_ACE_TYPE 0x00000003
63 #define SMB_ACE4_MAX_TYPE SMB_ACE4_SYSTEM_ALARM_ACE_TYPE /* largest valid ACE4_TYPE */
65 uint32_t aceFlags; /* Controls Inheritance and such */
66 /*The bitmask constants used for the flag field are as follows: */
67 #define SMB_ACE4_FILE_INHERIT_ACE 0x00000001
68 #define SMB_ACE4_DIRECTORY_INHERIT_ACE 0x00000002
69 #define SMB_ACE4_NO_PROPAGATE_INHERIT_ACE 0x00000004
70 #define SMB_ACE4_INHERIT_ONLY_ACE 0x00000008
71 #define SMB_ACE4_SUCCESSFUL_ACCESS_ACE_FLAG 0x00000010
72 #define SMB_ACE4_FAILED_ACCESS_ACE_FLAG 0x00000020
73 #define SMB_ACE4_IDENTIFIER_GROUP 0x00000040
74 #define SMB_ACE4_INHERITED_ACE 0x00000080
75 #define SMB_ACE4_ALL_FLAGS ( SMB_ACE4_FILE_INHERIT_ACE | SMB_ACE4_DIRECTORY_INHERIT_ACE \
76 | SMB_ACE4_NO_PROPAGATE_INHERIT_ACE | SMB_ACE4_INHERIT_ONLY_ACE | SMB_ACE4_SUCCESSFUL_ACCESS_ACE_FLAG \
77 | SMB_ACE4_FAILED_ACCESS_ACE_FLAG | SMB_ACE4_IDENTIFIER_GROUP | SMB_ACE4_INHERITED_ACE)
79 uint32_t aceMask; /* Access rights */
80 /*The bitmask constants used for the access mask field are as follows: */
81 #define SMB_ACE4_READ_DATA 0x00000001
82 #define SMB_ACE4_LIST_DIRECTORY 0x00000001
83 #define SMB_ACE4_WRITE_DATA 0x00000002
84 #define SMB_ACE4_ADD_FILE 0x00000002
85 #define SMB_ACE4_APPEND_DATA 0x00000004
86 #define SMB_ACE4_ADD_SUBDIRECTORY 0x00000004
87 #define SMB_ACE4_READ_NAMED_ATTRS 0x00000008
88 #define SMB_ACE4_WRITE_NAMED_ATTRS 0x00000010
89 #define SMB_ACE4_EXECUTE 0x00000020
90 #define SMB_ACE4_DELETE_CHILD 0x00000040
91 #define SMB_ACE4_READ_ATTRIBUTES 0x00000080
92 #define SMB_ACE4_WRITE_ATTRIBUTES 0x00000100
93 #define SMB_ACE4_DELETE 0x00010000
94 #define SMB_ACE4_READ_ACL 0x00020000
95 #define SMB_ACE4_WRITE_ACL 0x00040000
96 #define SMB_ACE4_WRITE_OWNER 0x00080000
97 #define SMB_ACE4_SYNCHRONIZE 0x00100000
98 #define SMB_ACE4_ALL_MASKS ( SMB_ACE4_READ_DATA | SMB_ACE4_LIST_DIRECTORY \
99 | SMB_ACE4_WRITE_DATA | SMB_ACE4_ADD_FILE | SMB_ACE4_APPEND_DATA | SMB_ACE4_ADD_SUBDIRECTORY \
100 | SMB_ACE4_READ_NAMED_ATTRS | SMB_ACE4_WRITE_NAMED_ATTRS | SMB_ACE4_EXECUTE | SMB_ACE4_DELETE_CHILD \
101 | SMB_ACE4_READ_ATTRIBUTES | SMB_ACE4_WRITE_ATTRIBUTES | SMB_ACE4_DELETE | SMB_ACE4_READ_ACL \
102 | SMB_ACE4_WRITE_ACL | SMB_ACE4_WRITE_OWNER | SMB_ACE4_SYNCHRONIZE )
108 enum smbacl4_mode_enum {e_simple=0, e_special=1};
109 enum smbacl4_acedup_enum {e_dontcare=0, e_reject=1, e_ignore=2, e_merge=3};
111 struct smbacl4_vfs_params {
112 enum smbacl4_mode_enum mode;
114 enum smbacl4_acedup_enum acedup;
115 bool map_full_control;
118 int smbacl4_get_vfs_params(struct connection_struct *conn,
119 struct smbacl4_vfs_params *params);
121 int fstat_with_cap_dac_override(int fd, SMB_STRUCT_STAT *sbuf,
122 bool fake_dir_create_times);
124 struct SMB4ACL_T *smb_create_smb4acl(TALLOC_CTX *mem_ctx);
126 /* prop's contents are copied */
127 /* it doesn't change the order, appends */
128 struct SMB4ACE_T *smb_add_ace4(struct SMB4ACL_T *theacl, SMB_ACE4PROP_T *prop);
130 SMB_ACE4PROP_T *smb_get_ace4(struct SMB4ACE_T *ace);
132 /* Returns NULL if none - or error */
133 struct SMB4ACE_T *smb_first_ace4(struct SMB4ACL_T *theacl);
135 /* Returns NULL in the end - or error */
136 struct SMB4ACE_T *smb_next_ace4(struct SMB4ACE_T *ace);
138 uint32_t smb_get_naces(struct SMB4ACL_T *theacl);
140 uint16_t smbacl4_get_controlflags(struct SMB4ACL_T *theacl);
142 bool smbacl4_set_controlflags(struct SMB4ACL_T *theacl, uint16_t controlflags);
144 bool nfs_ace_is_inherit(SMB_ACE4PROP_T *ace);
146 NTSTATUS smb_fget_nt_acl_nfs4(files_struct *fsp,
147 const struct smbacl4_vfs_params *pparams,
148 uint32_t security_info,
150 struct security_descriptor **ppdesc, struct SMB4ACL_T *theacl);
152 NTSTATUS smb_get_nt_acl_nfs4(connection_struct *conn,
153 const struct smb_filename *smb_fname,
154 const struct smbacl4_vfs_params *pparams,
155 uint32_t security_info,
157 struct security_descriptor **ppdesc, struct SMB4ACL_T *theacl);
159 /* Callback function needed to set the native acl
161 typedef bool (*set_nfs4acl_native_fn_t)(vfs_handle_struct *handle,
165 NTSTATUS smb_set_nt_acl_nfs4(vfs_handle_struct *handle, files_struct *fsp,
166 const struct smbacl4_vfs_params *pparams,
167 uint32_t security_info_sent,
168 const struct security_descriptor *psd,
169 set_nfs4acl_native_fn_t set_nfs4_native);
171 #endif /* __NFS4_ACLS_H__ */