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306 lines
7.8 KiB
C
306 lines
7.8 KiB
C
/*
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* Unix SMB/Netbios implementation.
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* Version 2.2.x
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* Portable SMB ACL interface
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* Copyright (C) Jeremy Allison 2000
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* Copyright (C) 2007-2014 Wayne Davison
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*
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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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*
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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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*
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* You should have received a copy of the GNU General Public License
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* with this program; if not, visit the http://fsf.org website.
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*/
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#ifdef SUPPORT_ACLS
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#ifdef HAVE_SYS_ACL_H
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#include <sys/acl.h>
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#endif
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#ifdef HAVE_ACL_LIBACL_H
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#include <acl/libacl.h>
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#endif
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#define SMB_MALLOC(cnt) new_array(char, cnt)
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#define SMB_MALLOC_P(obj) new_array(obj, 1)
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#define SMB_MALLOC_ARRAY(obj, cnt) new_array(obj, cnt)
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#define SMB_REALLOC(mem, cnt) realloc_array(mem, char, cnt)
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#define slprintf snprintf
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#if defined HAVE_POSIX_ACLS /*-----------------------------------------------*/
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/* This is an identity mapping (just remove the SMB_). */
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#define SMB_ACL_TAG_T acl_tag_t
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#define SMB_ACL_TYPE_T acl_type_t
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/* Types of ACLs. */
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#define SMB_ACL_USER ACL_USER
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#define SMB_ACL_USER_OBJ ACL_USER_OBJ
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#define SMB_ACL_GROUP ACL_GROUP
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#define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ
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#define SMB_ACL_OTHER ACL_OTHER
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#define SMB_ACL_MASK ACL_MASK
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#define SMB_ACL_T acl_t
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#define SMB_ACL_ENTRY_T acl_entry_t
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#define SMB_ACL_FIRST_ENTRY ACL_FIRST_ENTRY
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#define SMB_ACL_NEXT_ENTRY ACL_NEXT_ENTRY
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#define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS
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#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
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#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
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#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
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#define SMB_ACL_NEED_SORT
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#elif defined HAVE_TRU64_ACLS /*---------------------------------------------*/
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/* This is for DEC/Compaq Tru64 UNIX */
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#define SMB_ACL_TAG_T acl_tag_t
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#define SMB_ACL_TYPE_T acl_type_t
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/* Types of ACLs. */
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#define SMB_ACL_USER ACL_USER
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#define SMB_ACL_USER_OBJ ACL_USER_OBJ
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#define SMB_ACL_GROUP ACL_GROUP
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#define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ
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#define SMB_ACL_OTHER ACL_OTHER
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#define SMB_ACL_MASK ACL_MASK
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#define SMB_ACL_T acl_t
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#define SMB_ACL_ENTRY_T acl_entry_t
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#define SMB_ACL_FIRST_ENTRY 0
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#define SMB_ACL_NEXT_ENTRY 1
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#define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS
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#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
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#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
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#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
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#define SMB_ACL_NEED_SORT
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#elif defined HAVE_UNIXWARE_ACLS || defined HAVE_SOLARIS_ACLS /*-------------*/
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/* Donated by Michael Davidson <md@sco.COM> for UnixWare / OpenUNIX.
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* Modified by Toomas Soome <tsoome@ut.ee> for Solaris. */
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/* SVR4.2 ES/MP ACLs */
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typedef int SMB_ACL_TAG_T;
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typedef int SMB_ACL_TYPE_T;
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/* Types of ACLs. */
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#define SMB_ACL_USER USER
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#define SMB_ACL_USER_OBJ USER_OBJ
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#define SMB_ACL_GROUP GROUP
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#define SMB_ACL_GROUP_OBJ GROUP_OBJ
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#define SMB_ACL_OTHER OTHER_OBJ
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#define SMB_ACL_MASK CLASS_OBJ
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typedef struct SMB_ACL_T {
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int size;
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int count;
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int next;
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struct acl acl[1];
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} *SMB_ACL_T;
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typedef struct acl *SMB_ACL_ENTRY_T;
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#define SMB_ACL_FIRST_ENTRY 0
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#define SMB_ACL_NEXT_ENTRY 1
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#define SMB_ACL_TYPE_ACCESS 0
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#define SMB_ACL_TYPE_DEFAULT 1
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#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
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#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
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#define SMB_ACL_NEED_SORT
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#ifdef __CYGWIN__
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#define SMB_ACL_LOSES_SPECIAL_MODE_BITS
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#endif
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#elif defined HAVE_HPUX_ACLS /*----------------------------------------------*/
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/* Based on the Solaris & UnixWare code. */
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#undef GROUP
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#include <sys/aclv.h>
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/* SVR4.2 ES/MP ACLs */
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typedef int SMB_ACL_TAG_T;
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typedef int SMB_ACL_TYPE_T;
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/* Types of ACLs. */
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#define SMB_ACL_USER USER
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#define SMB_ACL_USER_OBJ USER_OBJ
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#define SMB_ACL_GROUP GROUP
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#define SMB_ACL_GROUP_OBJ GROUP_OBJ
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#define SMB_ACL_OTHER OTHER_OBJ
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#define SMB_ACL_MASK CLASS_OBJ
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typedef struct SMB_ACL_T {
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int size;
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int count;
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int next;
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struct acl acl[1];
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} *SMB_ACL_T;
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typedef struct acl *SMB_ACL_ENTRY_T;
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#define SMB_ACL_FIRST_ENTRY 0
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#define SMB_ACL_NEXT_ENTRY 1
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#define SMB_ACL_TYPE_ACCESS 0
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#define SMB_ACL_TYPE_DEFAULT 1
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#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
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#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
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#define SMB_ACL_NEED_SORT
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#elif defined HAVE_IRIX_ACLS /*----------------------------------------------*/
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/* IRIX ACLs */
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#define SMB_ACL_TAG_T acl_tag_t
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#define SMB_ACL_TYPE_T acl_type_t
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/* Types of ACLs. */
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#define SMB_ACL_USER ACL_USER
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#define SMB_ACL_USER_OBJ ACL_USER_OBJ
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#define SMB_ACL_GROUP ACL_GROUP
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#define SMB_ACL_GROUP_OBJ ACL_GROUP_OBJ
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#define SMB_ACL_OTHER ACL_OTHER_OBJ
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#define SMB_ACL_MASK ACL_MASK
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typedef struct SMB_ACL_T {
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int next;
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BOOL freeaclp;
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struct acl *aclp;
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} *SMB_ACL_T;
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#define SMB_ACL_ENTRY_T acl_entry_t
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#define SMB_ACL_FIRST_ENTRY 0
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#define SMB_ACL_NEXT_ENTRY 1
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#define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS
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#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
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#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
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#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
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#define SMB_ACL_NEED_SORT
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#elif defined HAVE_AIX_ACLS /*-----------------------------------------------*/
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/* Donated by Medha Date, mdate@austin.ibm.com, for IBM */
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#include "/usr/include/acl.h"
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struct acl_entry_link{
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struct acl_entry_link *prevp;
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struct new_acl_entry *entryp;
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struct acl_entry_link *nextp;
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int count;
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};
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struct new_acl_entry{
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unsigned short ace_len;
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unsigned short ace_type;
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unsigned int ace_access;
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struct ace_id ace_id[1];
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};
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#define SMB_ACL_ENTRY_T struct new_acl_entry*
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#define SMB_ACL_T struct acl_entry_link*
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#define SMB_ACL_TAG_T unsigned short
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#define SMB_ACL_TYPE_T int
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/* Types of ACLs. */
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#define SMB_ACL_USER ACEID_USER
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#define SMB_ACL_USER_OBJ 3
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#define SMB_ACL_GROUP ACEID_GROUP
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#define SMB_ACL_GROUP_OBJ 4
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#define SMB_ACL_OTHER 5
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#define SMB_ACL_MASK 6
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#define SMB_ACL_FIRST_ENTRY 1
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#define SMB_ACL_NEXT_ENTRY 2
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#define SMB_ACL_TYPE_ACCESS 0
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#define SMB_ACL_TYPE_DEFAULT 1
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#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
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#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
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#define SMB_ACL_NEED_SORT
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#elif defined(HAVE_OSX_ACLS) /*----------------------------------------------*/
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/* Special handling for OS X ACLs */
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#define SMB_ACL_TAG_T acl_tag_t
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#define SMB_ACL_TYPE_T acl_type_t
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#define SMB_ACL_T acl_t
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#define SMB_ACL_ENTRY_T acl_entry_t
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#define SMB_ACL_USER 1
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#define SMB_ACL_GROUP 2
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#define SMB_ACL_FIRST_ENTRY ACL_FIRST_ENTRY
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#define SMB_ACL_NEXT_ENTRY ACL_NEXT_ENTRY
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#define SMB_ACL_TYPE_ACCESS ACL_TYPE_EXTENDED
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#define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
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#define SMB_ACL_VALID_NAME_BITS ((1<<25)-1)
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#define SMB_ACL_VALID_OBJ_BITS 0
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/*#undef SMB_ACL_NEED_SORT*/
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#else /*---------------------------------------------------------------------*/
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/* Unknown platform. */
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#error Cannot handle ACLs on this platform!
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#endif
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int sys_acl_get_entry(SMB_ACL_T the_acl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
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int sys_acl_get_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p);
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int sys_acl_get_info(SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T *tag_type_p, uint32 *bits_p, id_t *u_g_id_p);
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SMB_ACL_T sys_acl_get_file(const char *path_p, SMB_ACL_TYPE_T type);
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SMB_ACL_T sys_acl_get_fd(int fd);
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SMB_ACL_T sys_acl_init(int count);
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int sys_acl_create_entry(SMB_ACL_T *pacl, SMB_ACL_ENTRY_T *pentry);
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int sys_acl_set_info(SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T tagtype, uint32 bits, id_t u_g_id);
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int sys_acl_set_access_bits(SMB_ACL_ENTRY_T entry, uint32 bits);
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int sys_acl_valid(SMB_ACL_T theacl);
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int sys_acl_set_file(const char *name, SMB_ACL_TYPE_T acltype, SMB_ACL_T theacl);
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int sys_acl_set_fd(int fd, SMB_ACL_T theacl);
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int sys_acl_delete_def_file(const char *name);
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int sys_acl_free_acl(SMB_ACL_T the_acl);
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int no_acl_syscall_error(int err);
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#endif /* SUPPORT_ACLS */
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