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
|
/* -*- mode: C; c-file-style: "gnu" -*- */
/* dbus-transport-protected.h Used by subclasses of DBusTransport object (internal to D-BUS implementation)
*
* Copyright (C) 2002 Red Hat Inc.
*
* Licensed under the Academic Free License version 1.2
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef DBUS_TRANSPORT_PROTECTED_H
#define DBUS_TRANSPORT_PROTECTED_H
#include <dbus/dbus-internals.h>
#include <dbus/dbus-errors.h>
#include <dbus/dbus-transport.h>
#include <dbus/dbus-message-internal.h>
#include <dbus/dbus-auth.h>
#include <dbus/dbus-resources.h>
DBUS_BEGIN_DECLS;
typedef struct DBusTransportVTable DBusTransportVTable;
struct DBusTransportVTable
{
void (* finalize) (DBusTransport *transport);
/**< The finalize method must free the transport. */
dbus_bool_t (* handle_watch) (DBusTransport *transport,
DBusWatch *watch,
unsigned int flags);
/**< The handle_watch method handles reading/writing
* data as indicated by the flags.
*/
void (* disconnect) (DBusTransport *transport);
/**< Disconnect this transport. */
dbus_bool_t (* connection_set) (DBusTransport *transport);
/**< Called when transport->connection has been filled in */
void (* messages_pending) (DBusTransport *transport,
int queue_length);
/**< Called when the outgoing message queue goes from empty
* to non-empty or vice versa.
*/
void (* do_iteration) (DBusTransport *transport,
unsigned int flags,
int timeout_milliseconds);
/**< Called to do a single "iteration" (block on select/poll
* followed by reading or writing data).
*/
void (* live_messages_changed) (DBusTransport *transport);
/**< Outstanding messages counter changed */
};
struct DBusTransport
{
int refcount; /**< Reference count. */
const DBusTransportVTable *vtable; /**< Virtual methods for this instance. */
DBusConnection *connection; /**< Connection owning this transport. */
DBusMessageLoader *loader; /**< Message-loading buffer. */
DBusAuth *auth; /**< Authentication conversation */
DBusCredentials credentials; /**< Credentials of other end */
long max_live_messages_size; /**< Max total size of received messages. */
DBusCounter *live_messages_size; /**< Counter for size of all live messages. */
char *address; /**< Address of this server */
DBusAllowUnixUserFunction unix_user_function; /**< Function for checking whether a user is authorized. */
void *unix_user_data; /**< Data for unix_user_function */
DBusFreeFunction free_unix_user_data; /**< Function to free unix_user_data */
unsigned int disconnected : 1; /**< #TRUE if we are disconnected. */
unsigned int authenticated : 1; /**< Cache of auth state; use _dbus_transport_get_is_authenticated() to query value */
unsigned int messages_need_sending : 1; /**< #TRUE if we need to write messages out */
unsigned int send_credentials_pending : 1; /**< #TRUE if we need to send credentials */
unsigned int receive_credentials_pending : 1; /**< #TRUE if we need to receive credentials */
unsigned int is_server : 1; /**< #TRUE if on the server side */
};
dbus_bool_t _dbus_transport_init_base (DBusTransport *transport,
const DBusTransportVTable *vtable,
dbus_bool_t server,
const DBusString *address);
void _dbus_transport_finalize_base (DBusTransport *transport);
DBUS_END_DECLS;
#endif /* DBUS_TRANSPORT_PROTECTED_H */
|
