3 * COPYRIGHT: See COPYING in the top level directory
4 * PROJECT: ReactOS kernel
5 * FILE: ntoskrnl/se/acl.c
6 * PURPOSE: Security manager
8 * PROGRAMMERS: David Welch <welch@cwcom.net>
11 /* INCLUDES *****************************************************************/
14 #include <internal/debug.h>
16 #define TAG_ACL TAG('A', 'C', 'L', 'T')
19 /* GLOBALS ******************************************************************/
21 PACL EXPORTED SePublicDefaultDacl
= NULL
;
22 PACL EXPORTED SeSystemDefaultDacl
= NULL
;
24 PACL SePublicDefaultUnrestrictedDacl
= NULL
;
25 PACL SePublicOpenDacl
= NULL
;
26 PACL SePublicOpenUnrestrictedDacl
= NULL
;
27 PACL SeUnrestrictedDacl
= NULL
;
30 /* FUNCTIONS ****************************************************************/
37 /* create PublicDefaultDacl */
38 AclLength
= sizeof(ACL
) +
39 (sizeof(ACE
) + RtlLengthSid(SeWorldSid
)) +
40 (sizeof(ACE
) + RtlLengthSid(SeLocalSystemSid
));
42 SePublicDefaultDacl
= ExAllocatePoolWithTag(NonPagedPool
,
45 if (SePublicDefaultDacl
== NULL
)
48 RtlCreateAcl(SePublicDefaultDacl
,
52 RtlAddAccessAllowedAce(SePublicDefaultDacl
,
57 RtlAddAccessAllowedAce(SePublicDefaultDacl
,
63 /* create PublicDefaultUnrestrictedDacl */
64 AclLength
= sizeof(ACL
) +
65 (sizeof(ACE
) + RtlLengthSid(SeWorldSid
)) +
66 (sizeof(ACE
) + RtlLengthSid(SeLocalSystemSid
)) +
67 (sizeof(ACE
) + RtlLengthSid(SeAliasAdminsSid
)) +
68 (sizeof(ACE
) + RtlLengthSid(SeRestrictedCodeSid
));
70 SePublicDefaultUnrestrictedDacl
= ExAllocatePoolWithTag(NonPagedPool
,
73 if (SePublicDefaultUnrestrictedDacl
== NULL
)
76 RtlCreateAcl(SePublicDefaultUnrestrictedDacl
,
80 RtlAddAccessAllowedAce(SePublicDefaultUnrestrictedDacl
,
85 RtlAddAccessAllowedAce(SePublicDefaultUnrestrictedDacl
,
90 RtlAddAccessAllowedAce(SePublicDefaultUnrestrictedDacl
,
95 RtlAddAccessAllowedAce(SePublicDefaultUnrestrictedDacl
,
97 GENERIC_READ
| GENERIC_EXECUTE
| READ_CONTROL
,
100 /* create PublicOpenDacl */
101 AclLength
= sizeof(ACL
) +
102 (sizeof(ACE
) + RtlLengthSid(SeWorldSid
)) +
103 (sizeof(ACE
) + RtlLengthSid(SeLocalSystemSid
)) +
104 (sizeof(ACE
) + RtlLengthSid(SeAliasAdminsSid
));
106 SePublicOpenDacl
= ExAllocatePoolWithTag(NonPagedPool
,
109 if (SePublicOpenDacl
== NULL
)
112 RtlCreateAcl(SePublicOpenDacl
,
116 RtlAddAccessAllowedAce(SePublicOpenDacl
,
118 GENERIC_READ
| GENERIC_WRITE
| GENERIC_EXECUTE
,
121 RtlAddAccessAllowedAce(SePublicOpenDacl
,
126 RtlAddAccessAllowedAce(SePublicOpenDacl
,
131 /* create PublicOpenUnrestrictedDacl */
132 AclLength
= sizeof(ACL
) +
133 (sizeof(ACE
) + RtlLengthSid(SeWorldSid
)) +
134 (sizeof(ACE
) + RtlLengthSid(SeLocalSystemSid
)) +
135 (sizeof(ACE
) + RtlLengthSid(SeAliasAdminsSid
)) +
136 (sizeof(ACE
) + RtlLengthSid(SeRestrictedCodeSid
));
138 SePublicOpenUnrestrictedDacl
= ExAllocatePoolWithTag(NonPagedPool
,
141 if (SePublicOpenUnrestrictedDacl
== NULL
)
144 RtlCreateAcl(SePublicOpenUnrestrictedDacl
,
148 RtlAddAccessAllowedAce(SePublicOpenUnrestrictedDacl
,
153 RtlAddAccessAllowedAce(SePublicOpenUnrestrictedDacl
,
158 RtlAddAccessAllowedAce(SePublicOpenUnrestrictedDacl
,
163 RtlAddAccessAllowedAce(SePublicOpenUnrestrictedDacl
,
165 GENERIC_READ
| GENERIC_EXECUTE
,
166 SeRestrictedCodeSid
);
168 /* create SystemDefaultDacl */
169 AclLength
= sizeof(ACL
) +
170 (sizeof(ACE
) + RtlLengthSid(SeLocalSystemSid
)) +
171 (sizeof(ACE
) + RtlLengthSid(SeAliasAdminsSid
));
173 SeSystemDefaultDacl
= ExAllocatePoolWithTag(NonPagedPool
,
176 if (SeSystemDefaultDacl
== NULL
)
179 RtlCreateAcl(SeSystemDefaultDacl
,
183 RtlAddAccessAllowedAce(SeSystemDefaultDacl
,
188 RtlAddAccessAllowedAce(SeSystemDefaultDacl
,
190 GENERIC_READ
| GENERIC_EXECUTE
| READ_CONTROL
,
193 /* create UnrestrictedDacl */
194 AclLength
= sizeof(ACL
) +
195 (sizeof(ACE
) + RtlLengthSid(SeWorldSid
)) +
196 (sizeof(ACE
) + RtlLengthSid(SeRestrictedCodeSid
));
198 SeUnrestrictedDacl
= ExAllocatePoolWithTag(NonPagedPool
,
201 if (SeUnrestrictedDacl
== NULL
)
204 RtlCreateAcl(SeUnrestrictedDacl
,
208 RtlAddAccessAllowedAce(SeUnrestrictedDacl
,
213 RtlAddAccessAllowedAce(SeUnrestrictedDacl
,
215 GENERIC_READ
| GENERIC_EXECUTE
,
216 SeRestrictedCodeSid
);
222 SepCreateImpersonationTokenDacl(PTOKEN Token
,
231 AclLength
= sizeof(ACL
) +
232 (sizeof(ACE
) + RtlLengthSid(SeAliasAdminsSid
)) +
233 (sizeof(ACE
) + RtlLengthSid(SeRestrictedCodeSid
)) +
234 (sizeof(ACE
) + RtlLengthSid(SeLocalSystemSid
)) +
235 (sizeof(ACE
) + RtlLengthSid(Token
->UserAndGroups
->Sid
)) +
236 (sizeof(ACE
) + RtlLengthSid(PrimaryToken
->UserAndGroups
->Sid
));
238 TokenDacl
= ExAllocatePoolWithTag(PagedPool
, AclLength
, TAG_ACL
);
239 if (TokenDacl
== NULL
)
241 return STATUS_INSUFFICIENT_RESOURCES
;
244 RtlCreateAcl(TokenDacl
, AclLength
, ACL_REVISION
);
245 RtlAddAccessAllowedAce(TokenDacl
, ACL_REVISION
, GENERIC_ALL
,
246 Token
->UserAndGroups
->Sid
);
247 RtlAddAccessAllowedAce(TokenDacl
, ACL_REVISION
, GENERIC_ALL
,
248 PrimaryToken
->UserAndGroups
->Sid
);
249 RtlAddAccessAllowedAce(TokenDacl
, ACL_REVISION
, GENERIC_ALL
,
251 RtlAddAccessAllowedAce(TokenDacl
, ACL_REVISION
, GENERIC_ALL
,
256 if (Token
->RestrictedSids
!= NULL
|| PrimaryToken
->RestrictedSids
!= NULL
)
258 RtlAddAccessAllowedAce(TokenDacl
, ACL_REVISION
, GENERIC_ALL
,
259 SeRestrictedCodeSid
);
263 return STATUS_SUCCESS
;