1 /* -*- 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 33 typedef struct BusActivation BusActivation; 34 typedef struct BusConnections BusConnections; 35 typedef struct BusContext BusContext; 36 typedef struct BusPolicy BusPolicy; 37 typedef struct BusClientPolicy BusClientPolicy; 38 typedef struct BusPolicyRule BusPolicyRule; 39 typedef struct BusRegistry BusRegistry; 40 typedef struct BusSELinuxID BusSELinuxID; 41 typedef struct BusService BusService; 42 typedef struct BusOwner BusOwner; 43 typedef struct BusTransaction BusTransaction; 44 typedef struct BusMatchmaker BusMatchmaker; 45 typedef struct BusMatchRule BusMatchRule; 46 47 typedef 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 67 typedef enum 68 { 69 FORK_FOLLOW_CONFIG_FILE, 70 FORK_ALWAYS, 71 FORK_NEVER 72 } ForceForkSetting; 73 74 BusContext* 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); 81 dbus_bool_t bus_context_reload_config (BusContext *context, 82 DBusError *error); 83 void bus_context_shutdown (BusContext *context); 84 BusContext* bus_context_ref (BusContext *context); 85 void bus_context_unref (BusContext *context); 86 dbus_bool_t bus_context_get_id (BusContext *context, 87 DBusString *uuid); 88 const char* bus_context_get_type (BusContext *context); 89 const char* bus_context_get_address (BusContext *context); 90 const char* bus_context_get_servicehelper (BusContext *context); 91 dbus_bool_t bus_context_get_systemd_activation (BusContext *context); 92 BusRegistry* bus_context_get_registry (BusContext *context); 93 BusConnections* bus_context_get_connections (BusContext *context); 94 BusActivation* bus_context_get_activation (BusContext *context); 95 BusMatchmaker* bus_context_get_matchmaker (BusContext *context); 96 DBusLoop* bus_context_get_loop (BusContext *context); 97 dbus_bool_t bus_context_allow_unix_user (BusContext *context, 98 unsigned long uid); 99 dbus_bool_t bus_context_allow_windows_user (BusContext *context, 100 const char *windows_sid); 101 BusPolicy* bus_context_get_policy (BusContext *context); 102 103 BusClientPolicy* bus_context_create_client_policy (BusContext *context, 104 DBusConnection *connection, 105 DBusError *error); 106 int bus_context_get_activation_timeout (BusContext *context); 107 int bus_context_get_auth_timeout (BusContext *context); 108 int bus_context_get_max_completed_connections (BusContext *context); 109 int bus_context_get_max_incomplete_connections (BusContext *context); 110 int bus_context_get_max_connections_per_user (BusContext *context); 111 int bus_context_get_max_pending_activations (BusContext *context); 112 int bus_context_get_max_services_per_connection (BusContext *context); 113 int bus_context_get_max_match_rules_per_connection (BusContext *context); 114 int bus_context_get_max_replies_per_connection (BusContext *context); 115 int bus_context_get_reply_timeout (BusContext *context); 116 void bus_context_log (BusContext *context, 117 DBusSystemLogSeverity severity, 118 const char *msg, 119 ...); 120 dbus_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 */ 129