The ACCESS_MASK structure is one doubleword value containing standard, specific, and generic rights. These rights are used in access-control entries (ACEs) and are the primary means of specifying the requested or granted access to an object.
typedef DWORD ACCESS_MASK;
The bits in this value are allocated as follows:
Bits |
Meaning |
0 through 15 |
Specific rights. Contains the access mask specific to the object type associated with the mask. |
16 through 23 |
Standard rights. Contains the object’s standard access rights and can be a combination of the following predefined flags: |
Bit |
Flag |
Meaning | |
16 |
DELETE |
Delete access | |
17 |
READ_CONTROL |
Read access to the owner, group, and discretionary access-control list (ACL) of the security descriptor | |
18 |
WRITE_DAC |
Write access to the discretionary access-control list (ACL) | |
19 |
WRITE_OWNER |
Write access to owner | |
20 |
SYNCHRONIZE |
Windows NT: Synchronize access |
Bits |
Meaning |
24 |
Access system security (ACCESS_SYSTEM_SECURITY). This flag is not a typical access type. It is used to indicate access to a system ACL. This type of access requires the calling process to have a specific privilege. |
25 |
Maximum allowed (MAXIMUM_ALLOWED) |
26 through 27 |
Reserved |
28 |
Generic all (GENERIC_ALL) |
29 |
Generic execute (GENERIC_EXECUTE) |
30 |
Generic write (GENERIC_WRITE) |
31 |
Generic read (GENERIC_READ) |
The following constants represent the specific and standard access rights:
#define SPECIFIC_RIGHTS_ALL 0x0000FFFF #define STANDARD_RIGHTS_REQUIRED 0x000F0000 #define STANDARD_RIGHTS_ALL 0x001F0000
file: /Techref/os/win/api/win32/struc/src/str00_6.htm, 5KB, , updated: 2000/4/7 12:20, local time: 2024/8/23 08:39,
3.138.124.160:LOG IN
|
©2024 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions? <A HREF="http://piclist.com/tecHREF/os/win/api/win32/struc/src/str00_6.htm"> ACCESS_MASK</A> |
Did you find what you needed? |
![]() o List host: MIT, Site host massmind.org, Top posters @none found - Page Editors: James Newton, David Cary, and YOU! * Roman Black of Black Robotics donates from sales of Linistep stepper controller kits. * Ashley Roll of Digital Nemesis donates from sales of RCL-1 RS232 to TTL converters. * Monthly Subscribers: Gregg Rew. on-going support is MOST appreciated! * Contributors: Richard Seriani, Sr. |
Ashley Roll has put together a really nice little unit here. Leave off the MAX232 and keep these handy for the few times you need true RS232! |
.