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https://github.com/samba-team/samba.git
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bd6bc30693
Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
97 lines
2.5 KiB
Plaintext
97 lines
2.5 KiB
Plaintext
/*
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Unix SMB/CIFS implementation.
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Portable SMB ACL interface
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Copyright (C) Jeremy Allison 2000
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Copyright (C) Andrew Bartlett 2012
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Allow the smb_acl interface to be pushed into an NDR blob and
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* read/written in python.
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*
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* The exact layout of these stuctures is CRITICAL, as a SHA-256 hash is
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* taken over these after they are pushed as NDR blobs, and stored in an
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* xattr for ACL verification.
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*/
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[
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pointer_default(unique)
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]
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interface smb_acl
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{
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const int SMB_ACL_READ = 4;
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const int SMB_ACL_WRITE = 2;
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const int SMB_ACL_EXECUTE = 1;
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/* Types of ACLs. */
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typedef enum {
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SMB_ACL_TAG_INVALID = 0,
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SMB_ACL_USER = 1,
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SMB_ACL_USER_OBJ = 2,
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SMB_ACL_GROUP = 3,
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SMB_ACL_GROUP_OBJ = 4,
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SMB_ACL_OTHER = 5,
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SMB_ACL_MASK = 6
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} smb_acl_tag_t;
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typedef struct {
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uid_t uid;
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} smb_acl_user;
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typedef struct {
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gid_t gid;
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} smb_acl_group;
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typedef [switch_type(uint16)] union {
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[case (SMB_ACL_USER)] smb_acl_user user;
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[case (SMB_ACL_USER_OBJ)];
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[case (SMB_ACL_GROUP)] smb_acl_group group;
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[case (SMB_ACL_GROUP_OBJ)];
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[case (SMB_ACL_OTHER)];
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[case (SMB_ACL_MASK)];
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} smb_acl_entry_info;
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typedef struct {
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smb_acl_tag_t a_type;
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[switch_is(a_type)] smb_acl_entry_info info;
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mode_t a_perm;
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} smb_acl_entry;
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[public] typedef struct {
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int count;
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[value(0)] int next;
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[size_is(count)] smb_acl_entry acl[*];
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} smb_acl_t;
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const int SMB_ACL_FIRST_ENTRY = 0;
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const int SMB_ACL_NEXT_ENTRY = 1;
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const int SMB_ACL_TYPE_ACCESS = 0;
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const int SMB_ACL_TYPE_DEFAULT = 1;
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/* A wrapper of all the information required to reproduce an
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* ACL, so we can hash it for the acl_xattr and acl_tdb
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* modules */
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[public] typedef struct {
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smb_acl_t *access_acl;
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smb_acl_t *default_acl; /* NULL on files */
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uid_t owner;
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gid_t group;
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mode_t mode;
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} smb_acl_wrapper;
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}
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