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Emeric Vigier2f625822012-08-06 11:09:52 -04001/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
2/* bus.h message bus context object
3 *
4 * Copyright (C) 2003 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#ifndef BUS_BUS_H
25#define BUS_BUS_H
26
27#include <dbus/dbus.h>
28#include <dbus/dbus-string.h>
29#include <dbus/dbus-mainloop.h>
30#include <dbus/dbus-pipe.h>
31#include <dbus/dbus-sysdeps.h>
32
33typedef struct BusActivation BusActivation;
34typedef struct BusConnections BusConnections;
35typedef struct BusContext BusContext;
36typedef struct BusPolicy BusPolicy;
37typedef struct BusClientPolicy BusClientPolicy;
38typedef struct BusPolicyRule BusPolicyRule;
39typedef struct BusRegistry BusRegistry;
40typedef struct BusSELinuxID BusSELinuxID;
41typedef struct BusService BusService;
42typedef struct BusOwner BusOwner;
43typedef struct BusTransaction BusTransaction;
44typedef struct BusMatchmaker BusMatchmaker;
45typedef struct BusMatchRule BusMatchRule;
46
47typedef struct
48{
49 long max_incoming_bytes; /**< How many incoming message bytes for a single connection */
50 long max_incoming_unix_fds; /**< How many incoming message unix fds for a single connection */
51 long max_outgoing_bytes; /**< How many outgoing bytes can be queued for a single connection */
52 long max_outgoing_unix_fds; /**< How many outgoing unix fds can be queued for a single connection */
53 long max_message_size; /**< Max size of a single message in bytes */
54 long max_message_unix_fds; /**< Max number of unix fds of a single message*/
55 int activation_timeout; /**< How long to wait for an activation to time out */
56 int auth_timeout; /**< How long to wait for an authentication to time out */
57 int max_completed_connections; /**< Max number of authorized connections */
58 int max_incomplete_connections; /**< Max number of incomplete connections */
59 int max_connections_per_user; /**< Max number of connections auth'd as same user */
60 int max_pending_activations; /**< Max number of pending activations for the entire bus */
61 int max_services_per_connection; /**< Max number of owned services for a single connection */
62 int max_match_rules_per_connection; /**< Max number of match rules for a single connection */
63 int max_replies_per_connection; /**< Max number of replies that can be pending for each connection */
64 int reply_timeout; /**< How long to wait before timing out a reply */
65} BusLimits;
66
67typedef enum
68{
69 FORK_FOLLOW_CONFIG_FILE,
70 FORK_ALWAYS,
71 FORK_NEVER
72} ForceForkSetting;
73
74BusContext* bus_context_new (const DBusString *config_file,
75 ForceForkSetting force_fork,
76 DBusPipe *print_addr_pipe,
77 DBusPipe *print_pid_pipe,
78 const DBusString *address,
79 dbus_bool_t systemd_activation,
80 DBusError *error);
81dbus_bool_t bus_context_reload_config (BusContext *context,
82 DBusError *error);
83void bus_context_shutdown (BusContext *context);
84BusContext* bus_context_ref (BusContext *context);
85void bus_context_unref (BusContext *context);
86dbus_bool_t bus_context_get_id (BusContext *context,
87 DBusString *uuid);
88const char* bus_context_get_type (BusContext *context);
89const char* bus_context_get_address (BusContext *context);
90const char* bus_context_get_servicehelper (BusContext *context);
91dbus_bool_t bus_context_get_systemd_activation (BusContext *context);
92BusRegistry* bus_context_get_registry (BusContext *context);
93BusConnections* bus_context_get_connections (BusContext *context);
94BusActivation* bus_context_get_activation (BusContext *context);
95BusMatchmaker* bus_context_get_matchmaker (BusContext *context);
96DBusLoop* bus_context_get_loop (BusContext *context);
97dbus_bool_t bus_context_allow_unix_user (BusContext *context,
98 unsigned long uid);
99dbus_bool_t bus_context_allow_windows_user (BusContext *context,
100 const char *windows_sid);
101BusPolicy* bus_context_get_policy (BusContext *context);
102
103BusClientPolicy* bus_context_create_client_policy (BusContext *context,
104 DBusConnection *connection,
105 DBusError *error);
106int bus_context_get_activation_timeout (BusContext *context);
107int bus_context_get_auth_timeout (BusContext *context);
108int bus_context_get_max_completed_connections (BusContext *context);
109int bus_context_get_max_incomplete_connections (BusContext *context);
110int bus_context_get_max_connections_per_user (BusContext *context);
111int bus_context_get_max_pending_activations (BusContext *context);
112int bus_context_get_max_services_per_connection (BusContext *context);
113int bus_context_get_max_match_rules_per_connection (BusContext *context);
114int bus_context_get_max_replies_per_connection (BusContext *context);
115int bus_context_get_reply_timeout (BusContext *context);
116void bus_context_log (BusContext *context,
117 DBusSystemLogSeverity severity,
118 const char *msg,
119 ...);
120dbus_bool_t bus_context_check_security_policy (BusContext *context,
121 BusTransaction *transaction,
122 DBusConnection *sender,
123 DBusConnection *addressed_recipient,
124 DBusConnection *proposed_recipient,
125 DBusMessage *message,
126 DBusError *error);
127
128#endif /* BUS_BUS_H */