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ACL_SIZE_INFORMATION structure (winnt.h)

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The ACL_SIZE_INFORMATION structure contains information about the size of an ACL structure.

Syntax

typedef struct _ACL_SIZE_INFORMATION {
  DWORD AceCount;
  DWORD AclBytesInUse;
  DWORD AclBytesFree;
} ACL_SIZE_INFORMATION;

Members

AceCount

The number of access control entries (ACEs) in the access control list (ACL).

AclBytesInUse

The number of bytes in the ACL actually used to store the ACEs and ACL structure. This may be less than the total number of bytes allocated to the ACL.

AclBytesFree

The number of unused bytes in the ACL.

Requirements

Requirement Value
Minimum supported client Windows XP [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Header winnt.h (include Windows.h)

See also

ACL

ACL_INFORMATION_CLASS

ACL_REVISION_INFORMATION

GetAclInformation

SetAclInformation