build: moved libds/common/flag_mapping.c into a common subsystem
[sfrench/samba-autobuild/.git] / libds / common / flag_mapping.c
1 /*
2    Unix SMB/CIFS implementation.
3    helper mapping functions for the UF and ACB flags
4
5    Copyright (C) Stefan (metze) Metzmacher 2002
6    Copyright (C) Andrew Tridgell 2004
7    Copyright (C) Matthias Dieter Wallnöfer 2010
8
9    This program is free software; you can redistribute it and/or modify
10    it under the terms of the GNU General Public License as published by
11    the Free Software Foundation; either version 3 of the License, or
12    (at your option) any later version.
13
14    This program is distributed in the hope that it will be useful,
15    but WITHOUT ANY WARRANTY; without even the implied warranty of
16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17    GNU General Public License for more details.
18
19    You should have received a copy of the GNU General Public License
20    along with this program.  If not, see <http://www.gnu.org/licenses/>.
21 */
22
23 #include "includes.h"
24 #include "librpc/gen_ndr/samr.h"
25 #include "../libds/common/flags.h"
26 #include "flag_mapping.h"
27
28 /*
29 translated the ACB_CTRL Flags to UserFlags (userAccountControl)
30 */
31 /* mapping between ADS userAccountControl and SAMR acct_flags */
32 static const struct {
33         uint32_t uf;
34         uint32_t acb;
35 } acct_flags_map[] = {
36         { UF_ACCOUNTDISABLE, ACB_DISABLED },
37         { UF_HOMEDIR_REQUIRED, ACB_HOMDIRREQ },
38         { UF_PASSWD_NOTREQD, ACB_PWNOTREQ },
39         { UF_TEMP_DUPLICATE_ACCOUNT, ACB_TEMPDUP },
40         { UF_NORMAL_ACCOUNT, ACB_NORMAL },
41         { UF_MNS_LOGON_ACCOUNT, ACB_MNS },
42         { UF_INTERDOMAIN_TRUST_ACCOUNT, ACB_DOMTRUST },
43         { UF_WORKSTATION_TRUST_ACCOUNT, ACB_WSTRUST },
44         { UF_SERVER_TRUST_ACCOUNT, ACB_SVRTRUST },
45         { UF_DONT_EXPIRE_PASSWD, ACB_PWNOEXP },
46         { UF_LOCKOUT, ACB_AUTOLOCK },
47         { UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED, ACB_ENC_TXT_PWD_ALLOWED },
48         { UF_SMARTCARD_REQUIRED, ACB_SMARTCARD_REQUIRED },
49         { UF_TRUSTED_FOR_DELEGATION, ACB_TRUSTED_FOR_DELEGATION },
50         { UF_NOT_DELEGATED, ACB_NOT_DELEGATED },
51         { UF_USE_DES_KEY_ONLY, ACB_USE_DES_KEY_ONLY},
52         { UF_DONT_REQUIRE_PREAUTH, ACB_DONT_REQUIRE_PREAUTH },
53         { UF_PASSWORD_EXPIRED, ACB_PW_EXPIRED },
54         { UF_NO_AUTH_DATA_REQUIRED, ACB_NO_AUTH_DATA_REQD },
55         { UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION, ACB_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION },
56         { UF_PARTIAL_SECRETS_ACCOUNT, ACB_PARTIAL_SECRETS_ACCOUNT },
57         { UF_USE_AES_KEYS, ACB_USE_AES_KEYS }
58 };
59
60 uint32_t ds_acb2uf(uint32_t acb)
61 {
62         unsigned int i;
63         uint32_t ret = 0;
64         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
65                 if (acct_flags_map[i].acb & acb) {
66                         ret |= acct_flags_map[i].uf;
67                 }
68         }
69         return ret;
70 }
71
72 /*
73 translated the UserFlags (userAccountControl) to ACB_CTRL Flags
74 */
75 uint32_t ds_uf2acb(uint32_t uf)
76 {
77         unsigned int i;
78         uint32_t ret = 0;
79         for (i=0;i<ARRAY_SIZE(acct_flags_map);i++) {
80                 if (acct_flags_map[i].uf & uf) {
81                         ret |= acct_flags_map[i].acb;
82                 }
83         }
84         return ret;
85 }
86
87 /*
88 get the accountType from the UserFlags
89 */
90 uint32_t ds_uf2atype(uint32_t uf)
91 {
92         uint32_t atype = 0x00000000;
93
94         if (uf & UF_NORMAL_ACCOUNT)                     atype = ATYPE_NORMAL_ACCOUNT;
95         else if (uf & UF_TEMP_DUPLICATE_ACCOUNT)        atype = ATYPE_NORMAL_ACCOUNT;
96         else if (uf & UF_SERVER_TRUST_ACCOUNT)          atype = ATYPE_WORKSTATION_TRUST;
97         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT)     atype = ATYPE_WORKSTATION_TRUST;
98         else if (uf & UF_INTERDOMAIN_TRUST_ACCOUNT)     atype = ATYPE_INTERDOMAIN_TRUST;
99
100         return atype;
101 }
102
103 /*
104 get the accountType from the groupType
105 */
106 uint32_t ds_gtype2atype(uint32_t gtype)
107 {
108         uint32_t atype = 0x00000000;
109
110         switch(gtype) {
111                 case GTYPE_SECURITY_BUILTIN_LOCAL_GROUP:
112                         atype = ATYPE_SECURITY_LOCAL_GROUP;
113                         break;
114                 case GTYPE_SECURITY_GLOBAL_GROUP:
115                         atype = ATYPE_SECURITY_GLOBAL_GROUP;
116                         break;
117                 case GTYPE_SECURITY_DOMAIN_LOCAL_GROUP:
118                         atype = ATYPE_SECURITY_LOCAL_GROUP;
119                         break;
120                 case GTYPE_SECURITY_UNIVERSAL_GROUP:
121                         atype = ATYPE_SECURITY_UNIVERSAL_GROUP;
122                         break;
123
124                 case GTYPE_DISTRIBUTION_GLOBAL_GROUP:
125                         atype = ATYPE_DISTRIBUTION_GLOBAL_GROUP;
126                         break;
127                 case GTYPE_DISTRIBUTION_DOMAIN_LOCAL_GROUP:
128                         atype = ATYPE_DISTRIBUTION_LOCAL_GROUP;
129                         break;
130                 case GTYPE_DISTRIBUTION_UNIVERSAL_GROUP:
131                         atype = ATYPE_DISTRIBUTION_UNIVERSAL_GROUP;
132                         break;
133         }
134
135         return atype;
136 }
137
138 /* turn a sAMAccountType into a SID_NAME_USE */
139 enum lsa_SidType ds_atype_map(uint32_t atype)
140 {
141         switch (atype & 0xF0000000) {
142         case ATYPE_GLOBAL_GROUP:
143                 return SID_NAME_DOM_GRP;
144         case ATYPE_SECURITY_LOCAL_GROUP:
145                 return SID_NAME_ALIAS;
146         case ATYPE_ACCOUNT:
147                 return SID_NAME_USER;
148         default:
149                 DEBUG(1,("hmm, need to map account type 0x%x\n", atype));
150         }
151         return SID_NAME_UNKNOWN;
152 }
153
154 /* get the default primary group RID for a given userAccountControl
155  * (informations according to MS-SAMR 3.1.1.8.1) */
156 uint32_t ds_uf2prim_group_rid(uint32_t uf)
157 {
158         uint32_t prim_group_rid = DOMAIN_RID_USERS;
159
160         if ((uf & UF_PARTIAL_SECRETS_ACCOUNT)
161          && (uf & UF_WORKSTATION_TRUST_ACCOUNT))    prim_group_rid = DOMAIN_RID_READONLY_DCS;
162         else if (uf & UF_SERVER_TRUST_ACCOUNT)      prim_group_rid = DOMAIN_RID_DCS;
163         else if (uf & UF_WORKSTATION_TRUST_ACCOUNT) prim_group_rid = DOMAIN_RID_DOMAIN_MEMBERS;
164
165         return prim_group_rid;
166 }