D-Bus  1.16.2
dbus-auth.h
1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2 /* dbus-auth.h Authentication
3  *
4  * Copyright (C) 2002 Red Hat Inc.
5  *
6  * SPDX-License-Identifier: AFL-2.1 OR GPL-2.0-or-later
7  *
8  * Licensed under the Academic Free License version 2.1
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23  *
24  */
25 #ifndef DBUS_AUTH_H
26 #define DBUS_AUTH_H
27 
28 #include <dbus/dbus-macros.h>
29 #include <dbus/dbus-errors.h>
30 #include <dbus/dbus-string.h>
31 #include <dbus/dbus-sysdeps.h>
32 
34 
35 typedef struct DBusAuth DBusAuth;
36 
37 typedef enum
38 {
39  DBUS_AUTH_STATE_WAITING_FOR_INPUT,
40  DBUS_AUTH_STATE_WAITING_FOR_MEMORY,
41  DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND,
42  DBUS_AUTH_STATE_NEED_DISCONNECT,
43  DBUS_AUTH_STATE_AUTHENTICATED,
44  DBUS_AUTH_STATE_INVALID = -1
45 } DBusAuthState;
46 
47 DBUS_PRIVATE_EXPORT
49 DBUS_PRIVATE_EXPORT
51 DBUS_PRIVATE_EXPORT
53 DBUS_PRIVATE_EXPORT
54 void _dbus_auth_unref (DBusAuth *auth);
55 DBUS_PRIVATE_EXPORT
57  const char **mechanisms);
58 DBUS_PRIVATE_EXPORT
59 DBusAuthState _dbus_auth_do_work (DBusAuth *auth);
60 DBUS_PRIVATE_EXPORT
62  const DBusString **str);
63 DBUS_PRIVATE_EXPORT
65  int bytes_sent);
66 DBUS_PRIVATE_EXPORT
68  DBusString **buffer);
69 DBUS_PRIVATE_EXPORT
71  DBusString *buffer);
72 DBUS_PRIVATE_EXPORT
74  const DBusString **str);
75 DBUS_PRIVATE_EXPORT
79  const DBusString *plaintext,
80  DBusString *encoded);
83  const DBusString *encoded,
84  DBusString *plaintext);
85 DBUS_PRIVATE_EXPORT
88 DBUS_PRIVATE_EXPORT
90 DBUS_PRIVATE_EXPORT
92  const DBusString *context);
93 const char* _dbus_auth_get_guid_from_server(DBusAuth *auth);
94 
97 DBUS_PRIVATE_EXPORT
99 DBUS_PRIVATE_EXPORT
101 
103 
104 #endif /* DBUS_AUTH_H */
DBUS_PRIVATE_EXPORT void _dbus_auth_delete_unused_bytes(DBusAuth *auth)
Gets rid of unused bytes returned by _dbus_auth_get_unused_bytes() after we've gotten them and succes...
Definition: dbus-auth.c:2691
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_auth_dump_supported_mechanisms(DBusString *buffer)
Return a human-readable string containing all supported auth mechanisms.
Definition: dbus-auth.c:2944
DBUS_PRIVATE_EXPORT void _dbus_auth_get_unused_bytes(DBusAuth *auth, const DBusString **str)
Returns leftover bytes that were not used as part of the auth conversation.
Definition: dbus-auth.c:2674
#define DBUS_BEGIN_DECLS
Macro used prior to declaring functions in the D-Bus header files.
dbus_bool_t _dbus_auth_needs_decoding(DBusAuth *auth)
Called post-authentication, indicates whether we need to decode the message stream with _dbus_auth_de...
Definition: dbus-auth.c:2767
dbus_bool_t _dbus_auth_encode_data(DBusAuth *auth, const DBusString *plaintext, DBusString *encoded)
Called post-authentication, encodes a block of bytes for sending to the peer.
Definition: dbus-auth.c:2735
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_auth_set_context(DBusAuth *auth, const DBusString *context)
Sets the "authentication context" which scopes cookies with the DBUS_COOKIE_SHA1 auth mechanism for e...
Definition: dbus-auth.c:2891
DBUS_PRIVATE_EXPORT void _dbus_auth_return_buffer(DBusAuth *auth, DBusString *buffer)
Returns a buffer with new data read into it.
Definition: dbus-auth.c:2655
DBUS_PRIVATE_EXPORT DBusAuthState _dbus_auth_do_work(DBusAuth *auth)
Analyzes buffered input and moves the auth conversation forward, returning the new state of the auth ...
Definition: dbus-auth.c:2548
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_auth_set_mechanisms(DBusAuth *auth, const char **mechanisms)
Sets an array of authentication mechanism names that we are willing to use.
Definition: dbus-auth.c:2513
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_auth_is_supported_mechanism(DBusString *name)
Queries whether the given auth mechanism is supported.
Definition: dbus-auth.c:2930
DBusString context
Cookie scope.
Definition: dbus-auth.c:178
dbus_bool_t _dbus_auth_get_unix_fd_negotiated(DBusAuth *auth)
Queries whether unix fd passing was successfully negotiated.
Definition: dbus-auth.c:2918
DBUS_PRIVATE_EXPORT DBusCredentials * _dbus_auth_get_identity(DBusAuth *auth)
Gets the identity we authorized the client as.
Definition: dbus-auth.c:2848
DBUS_PRIVATE_EXPORT void _dbus_auth_get_buffer(DBusAuth *auth, DBusString **buffer)
Get a buffer to be used for reading bytes from the peer we're conversing with.
Definition: dbus-auth.c:2637
dbus_bool_t _dbus_auth_decode_data(DBusAuth *auth, const DBusString *encoded, DBusString *plaintext)
Called post-authentication, decodes a block of bytes received from the peer.
Definition: dbus-auth.c:2798
DBUS_PRIVATE_EXPORT void _dbus_auth_bytes_sent(DBusAuth *auth, int bytes_sent)
Notifies the auth conversation object that the given number of bytes of the outgoing buffer have been...
Definition: dbus-auth.c:2617
Internal members of DBusAuth.
Definition: dbus-auth.c:155
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE.
Definition: dbus-types.h:37
DBUS_PRIVATE_EXPORT DBusAuth * _dbus_auth_server_new(const DBusString *guid)
Creates a new auth conversation object for the server side.
Definition: dbus-auth.c:2364
DBUS_PRIVATE_EXPORT DBusAuth * _dbus_auth_ref(DBusAuth *auth)
Increments the refcount of an auth object.
Definition: dbus-auth.c:2448
const char * _dbus_auth_get_guid_from_server(DBusAuth *auth)
Gets the GUID from the server if we've authenticated; gets NULL otherwise.
Definition: dbus-auth.c:2872
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_auth_set_credentials(DBusAuth *auth, DBusCredentials *credentials)
Sets credentials received via reliable means from the operating system.
Definition: dbus-auth.c:2830
void _dbus_auth_set_unix_fd_possible(DBusAuth *auth, dbus_bool_t b)
Sets whether unix fd passing is potentially on the transport and hence shall be negotiated.
Definition: dbus-auth.c:2906
DBUS_PRIVATE_EXPORT void _dbus_auth_unref(DBusAuth *auth)
Decrements the refcount of an auth object.
Definition: dbus-auth.c:2463
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_auth_get_bytes_to_send(DBusAuth *auth, const DBusString **str)
Gets bytes that need to be sent to the peer we're conversing with.
Definition: dbus-auth.c:2592
dbus_bool_t _dbus_auth_needs_encoding(DBusAuth *auth)
Called post-authentication, indicates whether we need to encode the message stream with _dbus_auth_en...
Definition: dbus-auth.c:2708
DBusCredentials * credentials
Credentials read from socket.
Definition: dbus-auth.c:171
DBUS_PRIVATE_EXPORT DBusAuth * _dbus_auth_client_new(void)
Creates a new auth conversation object for the client side.
Definition: dbus-auth.c:2410
#define DBUS_END_DECLS
Macro used after declaring functions in the D-Bus header files.