D-Bus  1.6.12
dbus-credentials-util.c
1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2 /* dbus-credentials-util.c Would be in dbus-credentials.c, but only used for tests/bus
3  *
4  * Copyright (C) 2007 Red Hat Inc.
5  *
6  * Licensed under the Academic Free License version 2.1
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  *
22  */
23 
24 #include <config.h>
25 #include "dbus-internals.h"
26 #include "dbus-test.h"
27 #include "dbus-credentials.h"
28 
36 #ifdef DBUS_BUILD_TESTS
37 #include "dbus-test.h"
38 #include <stdio.h>
39 #include <string.h>
40 
41 static DBusCredentials*
42 make_credentials(dbus_uid_t unix_uid,
43  dbus_pid_t unix_pid,
44  const char *windows_sid)
45 {
46  DBusCredentials *credentials;
47 
48  credentials = _dbus_credentials_new ();
49 
50  if (unix_uid != DBUS_UID_UNSET)
51  {
52  if (!_dbus_credentials_add_unix_uid (credentials, unix_uid))
53  {
54  _dbus_credentials_unref (credentials);
55  return NULL;
56  }
57  }
58 
59  if (unix_pid != DBUS_PID_UNSET)
60  {
61  if (!_dbus_credentials_add_unix_pid (credentials, unix_pid))
62  {
63  _dbus_credentials_unref (credentials);
64  return NULL;
65  }
66  }
67 
68  if (windows_sid != NULL)
69  {
70  if (!_dbus_credentials_add_windows_sid (credentials, windows_sid))
71  {
72  _dbus_credentials_unref (credentials);
73  return NULL;
74  }
75  }
76 
77  return credentials;
78 }
79 
80 #define SAMPLE_SID "whatever a windows sid looks like"
81 #define OTHER_SAMPLE_SID "whatever else"
82 
84 _dbus_credentials_test (const char *test_data_dir)
85 {
86  DBusCredentials *creds;
87  DBusCredentials *creds2;
88 
89  if (test_data_dir == NULL)
90  return TRUE;
91 
92  creds = make_credentials (12, 511, SAMPLE_SID);
93  if (creds == NULL)
95 
96  /* test refcounting */
97  _dbus_credentials_ref (creds);
99 
100  _dbus_assert (_dbus_credentials_include (creds, DBUS_CREDENTIAL_UNIX_USER_ID));
101  _dbus_assert (_dbus_credentials_include (creds, DBUS_CREDENTIAL_UNIX_PROCESS_ID));
102  _dbus_assert (_dbus_credentials_include (creds, DBUS_CREDENTIAL_WINDOWS_SID));
103 
106  _dbus_assert (strcmp (_dbus_credentials_get_windows_sid (creds), SAMPLE_SID) == 0);
107 
110 
111  /* Test copy */
112  creds2 = _dbus_credentials_copy (creds);
113  if (creds2 == NULL)
114  _dbus_assert_not_reached ("oom");
115 
116  _dbus_assert (_dbus_credentials_include (creds2, DBUS_CREDENTIAL_UNIX_USER_ID));
117  _dbus_assert (_dbus_credentials_include (creds2, DBUS_CREDENTIAL_UNIX_PROCESS_ID));
118  _dbus_assert (_dbus_credentials_include (creds2, DBUS_CREDENTIAL_WINDOWS_SID));
119 
122  _dbus_assert (strcmp (_dbus_credentials_get_windows_sid (creds2), SAMPLE_SID) == 0);
123 
125 
126  _dbus_credentials_unref (creds2);
127 
128  /* Same user if both unix and windows are the same */
129  creds2 = make_credentials (12, DBUS_PID_UNSET, SAMPLE_SID);
130  if (creds2 == NULL)
131  _dbus_assert_not_reached ("oom");
132 
133  _dbus_assert (_dbus_credentials_same_user (creds, creds2));
134 
135  _dbus_credentials_unref (creds2);
136 
137  /* Not the same user if Windows is missing */
138  creds2 = make_credentials (12, DBUS_PID_UNSET, NULL);
139  if (creds2 == NULL)
140  _dbus_assert_not_reached ("oom");
141 
142  _dbus_assert (!_dbus_credentials_same_user (creds, creds2));
144 
145  _dbus_credentials_unref (creds2);
146 
147  /* Not the same user if Windows is different */
148  creds2 = make_credentials (12, DBUS_PID_UNSET, OTHER_SAMPLE_SID);
149  if (creds2 == NULL)
150  _dbus_assert_not_reached ("oom");
151 
152  _dbus_assert (!_dbus_credentials_same_user (creds, creds2));
153  _dbus_assert (!_dbus_credentials_are_superset (creds, creds2));
154 
155  _dbus_credentials_unref (creds2);
156 
157  /* Not the same user if Unix is missing */
158  creds2 = make_credentials (DBUS_UID_UNSET, DBUS_PID_UNSET, SAMPLE_SID);
159  if (creds2 == NULL)
160  _dbus_assert_not_reached ("oom");
161 
162  _dbus_assert (!_dbus_credentials_same_user (creds, creds2));
164 
165  _dbus_credentials_unref (creds2);
166 
167  /* Not the same user if Unix is different */
168  creds2 = make_credentials (15, DBUS_PID_UNSET, SAMPLE_SID);
169  if (creds2 == NULL)
170  _dbus_assert_not_reached ("oom");
171 
172  _dbus_assert (!_dbus_credentials_same_user (creds, creds2));
173  _dbus_assert (!_dbus_credentials_are_superset (creds, creds2));
174 
175  _dbus_credentials_unref (creds2);
176 
177  /* Not the same user if both are missing */
178  creds2 = make_credentials (DBUS_UID_UNSET, DBUS_PID_UNSET, NULL);
179  if (creds2 == NULL)
180  _dbus_assert_not_reached ("oom");
181 
182  _dbus_assert (!_dbus_credentials_same_user (creds, creds2));
184 
185  _dbus_credentials_unref (creds2);
186 
187  /* Clearing credentials works */
188  _dbus_credentials_clear (creds);
189 
190  _dbus_assert (!_dbus_credentials_include (creds, DBUS_CREDENTIAL_UNIX_USER_ID));
191  _dbus_assert (!_dbus_credentials_include (creds, DBUS_CREDENTIAL_UNIX_PROCESS_ID));
192  _dbus_assert (!_dbus_credentials_include (creds, DBUS_CREDENTIAL_WINDOWS_SID));
193 
197 
200 
201  _dbus_credentials_unref (creds);
202 
203  return TRUE;
204 }
205 
206 #endif /* DBUS_BUILD_TESTS */
dbus_uid_t _dbus_credentials_get_unix_uid(DBusCredentials *credentials)
Gets the UNIX user ID in the credentials, or DBUS_UID_UNSET if the credentials object doesn&#39;t contain...
#define NULL
A null pointer, defined appropriately for C or C++.
dbus_bool_t _dbus_credentials_include(DBusCredentials *credentials, DBusCredentialType type)
Checks whether the given credential is present.
DBusCredentials * _dbus_credentials_copy(DBusCredentials *credentials)
Copy a credentials object.
dbus_bool_t _dbus_credentials_are_superset(DBusCredentials *credentials, DBusCredentials *possible_subset)
Checks whether the first credentials object contains all the credentials found in the second credenti...
#define _dbus_assert(condition)
Aborts with an error message if the condition is false.
dbus_bool_t _dbus_credentials_add_windows_sid(DBusCredentials *credentials, const char *windows_sid)
Add a Windows user SID to the credentials.
#define DBUS_PID_UNSET
an invalid PID used to represent an uninitialized dbus_pid_t field
Definition: dbus-sysdeps.h:105
void _dbus_credentials_clear(DBusCredentials *credentials)
Clear all credentials in the object.
#define DBUS_UID_UNSET
an invalid UID used to represent an uninitialized dbus_uid_t field
Definition: dbus-sysdeps.h:107
unsigned long dbus_pid_t
A process ID.
Definition: dbus-sysdeps.h:98
dbus_bool_t _dbus_credentials_are_anonymous(DBusCredentials *credentials)
Checks whether a credentials object contains a user identity.
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE.
Definition: dbus-types.h:35
void _dbus_credentials_ref(DBusCredentials *credentials)
Increment refcount on credentials.
dbus_pid_t _dbus_credentials_get_unix_pid(DBusCredentials *credentials)
Gets the UNIX process ID in the credentials, or DBUS_PID_UNSET if the credentials object doesn&#39;t cont...
#define TRUE
Expands to &quot;1&quot;.
#define _dbus_assert_not_reached(explanation)
Aborts with an error message if called.
DBusCredentials * _dbus_credentials_new(void)
Creates a new credentials object.
void _dbus_credentials_unref(DBusCredentials *credentials)
Decrement refcount on credentials.
dbus_bool_t _dbus_credentials_add_unix_pid(DBusCredentials *credentials, dbus_pid_t pid)
Add a UNIX process ID to the credentials.
dbus_bool_t _dbus_credentials_same_user(DBusCredentials *credentials, DBusCredentials *other_credentials)
Check whether the user-identifying credentials in two credentials objects are identical.
const char * _dbus_credentials_get_windows_sid(DBusCredentials *credentials)
Gets the Windows user SID in the credentials, or NULL if the credentials object doesn&#39;t contain a Win...
dbus_bool_t _dbus_credentials_add_unix_uid(DBusCredentials *credentials, dbus_uid_t uid)
Add a UNIX user ID to the credentials.
unsigned long dbus_uid_t
A user ID.
Definition: dbus-sysdeps.h:100
dbus_bool_t _dbus_credentials_are_empty(DBusCredentials *credentials)
Checks whether a credentials object contains anything.