bus/check.h

   1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
   2 /* check.h  Bus security policy runtime check
   3  *
   4  * Copyright (C) 2014  Intel, Inc.
   5  * Copyright (c) 2014  Samsung Electronics, Ltd.
   6  *
   7  * Licensed under the Academic Free License version 2.1
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  22  *
  23  */
  24
  25 #ifndef BUS_CHECK_H
  26 #define BUS_CHECK_H
  27
  28 #include "bus.h"
  29 #include "policy.h"
  30
  31
  32 typedef void (*BusCheckResponseFunc) (BusDeferredMessage *message,
  33                                       BusResult result);
  34
  35 typedef enum {
  36   BUS_DEFERRED_MESSAGE_CHECK_SEND      = 1 << 0,
  37   BUS_DEFERRED_MESSAGE_CHECK_RECEIVE   = 1 << 1,
  38   BUS_DEFERRED_MESSAGE_CHECK_OWN       = 1 << 2,
  39 } BusDeferredMessageStatus;
  40
  41
  42 BusCheck   *bus_check_new         (BusContext *context,
  43                                    DBusError *error);
  44 BusCheck   *bus_check_ref         (BusCheck *check);
  45 void        bus_check_unref       (BusCheck *check);
  46
  47 BusContext *bus_check_get_context (BusCheck *check);
  48 BusCynara  *bus_check_get_cynara  (BusCheck *check);
  49 BusResult   bus_check_privilege   (BusCheck *check,
  50                                    DBusMessage *message,
  51                                    DBusConnection *sender,
  52                                    DBusConnection *addressed_recipient,
  53                                    DBusConnection *proposed_recipient,
  54                                    const char *privilege,
  55                                    BusDeferredMessageStatus check_type,
  56                                    BusDeferredMessage **deferred_message);
  57
  58
  59 BusDeferredMessage *bus_deferred_message_new                (DBusMessage *message,
  60                                                              DBusConnection *sender,
  61                                                              DBusConnection *addressed_recipient,
  62                                                              DBusConnection *proposed_recipient,
  63                                                              BusResult response);
  64
  65 BusDeferredMessage *bus_deferred_message_ref                (BusDeferredMessage *deferred_message);
  66 void                bus_deferred_message_unref              (BusDeferredMessage *deferred_message);
  67 BusResult           bus_deferred_message_dispatch           (BusDeferredMessage *deferred_message);
  68 dbus_bool_t         bus_deferred_message_waits_for_check    (BusDeferredMessage *deferred_message);
  69 DBusConnection     *bus_deferred_message_get_recipient      (BusDeferredMessage *deferred_message);
  70 void                bus_deferred_message_response_received  (BusDeferredMessage *deferred_message,
  71                                                              BusResult result);
  72 dbus_bool_t         bus_deferred_message_queue_at_recipient (BusDeferredMessage *deferred_message,
  73                                                              BusTransaction *transaction,
  74                                                              dbus_bool_t full_dispatch,
  75                                                              dbus_bool_t prepend);
  76 dbus_bool_t         bus_deferred_message_replace            (BusDeferredMessage *old_message,
  77                                                              BusDeferredMessage *new_message);
  78 void                bus_deferred_message_disable_sender     (BusDeferredMessage *deferred_message);
  79 BusResult           bus_deferred_message_get_response       (BusDeferredMessage *deferred_message);
  80
  81 BusDeferredMessageStatus  bus_deferred_message_get_status   (BusDeferredMessage *deferred_message);
  82
  83
  84 dbus_bool_t         bus_deferred_message_expect_method_reply (BusDeferredMessage *deferred_message,
  85                                                               BusTransaction *transaction,
  86                                                               DBusError *error);
  87 void                bus_deferred_message_create_error        (BusDeferredMessage *deferred_message,
  88                                                               const char *error_message,
  89                                                               DBusError *error);
  90 void                bus_deferred_message_set_policy_check_info (BusDeferredMessage *deferred_message,
  91                                                                 dbus_bool_t requested_reply,
  92                                                                 int matched_rules,
  93                                                                 const char *privilege);
  94 dbus_bool_t         bus_deferred_message_check_message_limits (BusDeferredMessage *deferred_message,
  95                                                                DBusError *error);
  96
  97
  98 #ifdef DBUS_ENABLE_EMBEDDED_TESTS
  99 extern dbus_bool_t (*bus_check_test_override) (DBusConnection *connection,
 100                                                const char *privilege);
 101 #endif
 102
 103 #endif /* BUS_CHECK_H */