1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
/*
Unix SMB/CIFS implementation.
security descriptror utility functions
Copyright (C) Andrew Tridgell 2004
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "libcli/security/security.h"
/*
return a blank security token
*/
struct security_token *security_token_initialise(TALLOC_CTX *mem_ctx)
{
struct security_token *st;
st = talloc_p(mem_ctx, struct security_token);
if (!st) {
return NULL;
}
st->user_sid = NULL;
st->group_sid = NULL;
st->num_sids = 0;
st->sids = NULL;
st->privilege_mask = 0;
return st;
}
/****************************************************************************
Create the SID list for this user.
****************************************************************************/
NTSTATUS security_token_create(TALLOC_CTX *mem_ctx,
struct dom_sid *user_sid, struct dom_sid *group_sid,
int n_groupSIDs, struct dom_sid **groupSIDs,
BOOL is_guest, struct security_token **token)
{
struct security_token *ptoken;
int i;
NTSTATUS status;
ptoken = security_token_initialise(mem_ctx);
if (ptoken == NULL) {
return NT_STATUS_NO_MEMORY;
}
ptoken->sids = talloc_array_p(ptoken, struct dom_sid *, n_groupSIDs + 5);
if (!ptoken->sids) {
return NT_STATUS_NO_MEMORY;
}
ptoken->user_sid = user_sid;
ptoken->group_sid = group_sid;
ptoken->privilege_mask = 0;
ptoken->sids[0] = user_sid;
ptoken->sids[1] = group_sid;
/*
* Finally add the "standard" SIDs.
* The only difference between guest and "anonymous" (which we
* don't really support) is the addition of Authenticated_Users.
*/
ptoken->sids[2] = dom_sid_parse_talloc(mem_ctx, SID_WORLD);
ptoken->sids[3] = dom_sid_parse_talloc(mem_ctx, SID_NT_NETWORK);
ptoken->sids[4] = dom_sid_parse_talloc(mem_ctx,
is_guest?SID_BUILTIN_GUESTS:
SID_NT_AUTHENTICATED_USERS);
ptoken->num_sids = 5;
for (i = 0; i < n_groupSIDs; i++) {
size_t check_sid_idx;
for (check_sid_idx = 1;
check_sid_idx < ptoken->num_sids;
check_sid_idx++) {
if (dom_sid_equal(ptoken->sids[check_sid_idx], groupSIDs[i])) {
break;
}
}
if (check_sid_idx == ptoken->num_sids) {
ptoken->sids[ptoken->num_sids++] = groupSIDs[i];
}
}
/* setup the privilege mask for this token */
status = samdb_privilege_setup(ptoken);
if (!NT_STATUS_IS_OK(status)) {
talloc_free(ptoken);
return status;
}
security_token_debug(10, ptoken);
*token = ptoken;
return NT_STATUS_OK;
}
/****************************************************************************
prints a struct security_token to debug output.
****************************************************************************/
void security_token_debug(int dbg_lev, const struct security_token *token)
{
TALLOC_CTX *mem_ctx;
int i;
uint_t privilege;
if (!token) {
DEBUG(dbg_lev, ("Security token: (NULL)\n"));
return;
}
mem_ctx = talloc_init("security_token_debug()");
if (!mem_ctx) {
return;
}
DEBUG(dbg_lev, ("Security token of user %s\n",
dom_sid_string(mem_ctx, token->user_sid) ));
DEBUGADD(dbg_lev, (" SIDs (%lu):\n",
(unsigned long)token->num_sids));
for (i = 0; i < token->num_sids; i++) {
DEBUGADD(dbg_lev, (" SID[%3lu]: %s\n", (unsigned long)i,
dom_sid_string(mem_ctx, token->sids[i])));
}
DEBUGADD(dbg_lev, (" Privileges (0x%08X%08X):\n",
(uint32_t)((token->privilege_mask & 0xFFFFFFFF00000000LL) >> 32),
(uint32_t)(token->privilege_mask & 0x00000000FFFFFFFFLL)));
if (token->privilege_mask) {
i = 0;
for (privilege = 0; privilege < 64; privilege++) {
uint64_t mask = sec_privilege_mask(privilege);
if (token->privilege_mask & mask) {
DEBUGADD(dbg_lev, (" Privilege[%3lu]: %s\n", (unsigned long)i++,
sec_privilege_name(privilege)));
}
}
}
talloc_destroy(mem_ctx);
}
|
