1  /*
 2   * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
 3   *
 4   * @APPLE_LICENSE_HEADER_START@
 5   * 
 6   * This file contains Original Code and/or Modifications of Original Code
 7   * as defined in and that are subject to the Apple Public Source License
 8   * Version 2.0 (the 'License'). You may not use this file except in
 9   * compliance with the License. Please obtain a copy of the License at
10   * http://www.opensource.apple.com/apsl/ and read it before using this
11   * file.
12   * 
13   * The Original Code and all software distributed under the License are
14   * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15   * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16   * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17   * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18   * Please see the License for the specific language governing rights and
19   * limitations under the License.
20   * 
21   * @APPLE_LICENSE_HEADER_END@
22   */
23  #include <sys/types.h>
24  #include <sys/acl.h>
25  #include <errno.h>
26  #include <unistd.h>
27  #include <fcntl.h>
28  
29  extern int __umask_extended(int, acl_t);
30  
31  int
32  umaskx_np(filesec_t fsec)
33  {
34  	acl_t acl = NULL;
35  	size_t size = 0;
36  	mode_t newmask = 0;
37  
38  	if (fsec)
39  	{
40  		if ((filesec_get_property(fsec, FILESEC_MODE, &newmask) != 0) && (errno != ENOENT))
41  			return(-1);
42  
43  		if (((filesec_get_property(fsec, FILESEC_ACL_RAW, &acl) != 0) ||
44  			(filesec_get_property(fsec, FILESEC_ACL_ALLOCSIZE, &size) != 0)) &&
45  		    (errno != ENOENT))
46  			return(-1);
47  		if (size == 0)
48  			acl = NULL;
49  	}
50  	return __umask_extended(newmask, acl);
51  }