Я использовал в C #, и он хорошо работает для меня.
using System;
using System.Runtime.InteropServices;
using System.Security.Principal;
using System.Security.AccessControl;
namespace DACL
{
class Class1
{
private enum MULTIPLE_TRUSTEE_OPERATION
{
NO_MULTIPLE_TRUSTEE,
TRUSTEE_IS_IMPERSONATE
}
private enum TRUSTEE_FORM
{
TRUSTEE_IS_SID,
TRUSTEE_IS_NAME,
TRUSTEE_BAD_FORM,
TRUSTEE_IS_OBJECTS_AND_SID,
TRUSTEE_IS_OBJECTS_AND_NAME
}
private enum TRUSTEE_TYPE
{
TRUSTEE_IS_UNKNOWN,
TRUSTEE_IS_USER,
TRUSTEE_IS_GROUP,
TRUSTEE_IS_DOMAIN,
TRUSTEE_IS_ALIAS,
TRUSTEE_IS_WELL_KNOWN_GROUP,
TRUSTEE_IS_DELETED,
TRUSTEE_IS_INVALID,
TRUSTEE_IS_COMPUTER
}
private struct TRUSTEE
{
public IntPtr pMultipleTrustee;
public MULTIPLE_TRUSTEE_OPERATION MultipleTrusteeOperation;
public TRUSTEE_FORM TrusteeForm;
public TRUSTEE_TYPE TrusteeType;
public IntPtr ptstrName;
}
[DllImport("advapi32.dll", SetLastError = true)]
private static extern void BuildTrusteeWithSid(
ref TRUSTEE pTrustee,
byte[] sid
);
[DllImport("advapi32.dll")]
private static extern uint GetEffectiveRightsFromAcl(byte[] pacl, ref TRUSTEE pTrustee, ref uint pAccessRights);
public bool HasAccess(SecurityIdentifier sid)
{
DiscretionaryAcl dacl = <DACL from somewhere>;
byte[] daclBuffer = new byte[dacl.BinaryLength];
dacl.GetBinaryForm(daclBuffer, 0);
byte[] sidBuffer = new byte[sid.BinaryLength];
sid.GetBinaryForm(sidBuffer, 0);
TRUSTEE t = new TRUSTEE();
BuildTrusteeWithSid(ref t, sidBuffer);
uint access = 0;
uint hr = GetEffectiveRightsFromAcl(daclBuffer, ref t, ref access);
int i = Marshal.Release(t.ptstrName);
return ((access & <Desired Access>) == <Desired Access>) ? true : false;
}
}
}