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      1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
      2 /* dbus-connection-internal.h DBusConnection internal interfaces
      3  *
      4  * Copyright (C) 2002  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 #ifndef DBUS_CONNECTION_INTERNAL_H
     24 #define DBUS_CONNECTION_INTERNAL_H
     25 
     26 #include <dbus/dbus-internals.h>
     27 #include <dbus/dbus-connection.h>
     28 #include <dbus/dbus-message.h>
     29 #include <dbus/dbus-transport.h>
     30 #include <dbus/dbus-resources.h>
     31 #include <dbus/dbus-list.h>
     32 #include <dbus/dbus-timeout.h>
     33 #include <dbus/dbus-dataslot.h>
     34 
     35 DBUS_BEGIN_DECLS
     36 
     37 typedef enum
     38 {
     39   DBUS_ITERATION_DO_WRITING = 1 << 0, /**< Write messages out. */
     40   DBUS_ITERATION_DO_READING = 1 << 1, /**< Read messages in. */
     41   DBUS_ITERATION_BLOCK      = 1 << 2  /**< Block if nothing to do. */
     42 } DBusIterationFlags;
     43 
     44 /** default timeout value when waiting for a message reply, 25 seconds */
     45 #define _DBUS_DEFAULT_TIMEOUT_VALUE (25 * 1000)
     46 
     47 void              _dbus_connection_lock                        (DBusConnection     *connection);
     48 void              _dbus_connection_unlock                      (DBusConnection     *connection);
     49 DBusConnection *  _dbus_connection_ref_unlocked                (DBusConnection     *connection);
     50 void              _dbus_connection_unref_unlocked              (DBusConnection     *connection);
     51 void              _dbus_connection_queue_received_message_link (DBusConnection     *connection,
     52                                                                 DBusList           *link);
     53 dbus_bool_t       _dbus_connection_has_messages_to_send_unlocked (DBusConnection     *connection);
     54 DBusMessage*      _dbus_connection_get_message_to_send         (DBusConnection     *connection);
     55 void              _dbus_connection_message_sent_unlocked       (DBusConnection     *connection,
     56                                                                 DBusMessage        *message);
     57 dbus_bool_t       _dbus_connection_add_watch_unlocked          (DBusConnection     *connection,
     58                                                                 DBusWatch          *watch);
     59 void              _dbus_connection_remove_watch_unlocked       (DBusConnection     *connection,
     60                                                                 DBusWatch          *watch);
     61 void              _dbus_connection_toggle_watch_unlocked       (DBusConnection     *connection,
     62                                                                 DBusWatch          *watch,
     63                                                                 dbus_bool_t         enabled);
     64 dbus_bool_t       _dbus_connection_handle_watch                (DBusWatch          *watch,
     65                                                                 unsigned int        condition,
     66                                                                 void               *data);
     67 dbus_bool_t       _dbus_connection_add_timeout_unlocked        (DBusConnection     *connection,
     68                                                                 DBusTimeout        *timeout);
     69 void              _dbus_connection_remove_timeout_unlocked     (DBusConnection     *connection,
     70                                                                 DBusTimeout        *timeout);
     71 void              _dbus_connection_toggle_timeout_unlocked     (DBusConnection     *connection,
     72                                                                 DBusTimeout        *timeout,
     73                                                                 dbus_bool_t         enabled);
     74 DBusConnection*   _dbus_connection_new_for_transport           (DBusTransport      *transport);
     75 void              _dbus_connection_do_iteration_unlocked       (DBusConnection     *connection,
     76                                                                 DBusPendingCall    *pending,
     77                                                                 unsigned int        flags,
     78                                                                 int                 timeout_milliseconds);
     79 void              _dbus_connection_close_possibly_shared       (DBusConnection     *connection);
     80 void              _dbus_connection_close_if_only_one_ref       (DBusConnection     *connection);
     81 
     82 DBusPendingCall*  _dbus_pending_call_new                       (DBusConnection     *connection,
     83                                                                 int                 timeout_milliseconds,
     84                                                                 DBusTimeoutHandler  timeout_handler);
     85 void              _dbus_pending_call_notify                    (DBusPendingCall    *pending);
     86 void              _dbus_connection_remove_pending_call         (DBusConnection     *connection,
     87                                                                 DBusPendingCall    *pending);
     88 void              _dbus_connection_block_pending_call          (DBusPendingCall    *pending);
     89 void              _dbus_pending_call_complete_and_unlock       (DBusPendingCall    *pending,
     90                                                                 DBusMessage        *message);
     91 dbus_bool_t       _dbus_connection_send_and_unlock             (DBusConnection     *connection,
     92                                                                 DBusMessage        *message,
     93                                                                 dbus_uint32_t      *client_serial);
     94 
     95 void              _dbus_connection_queue_synthesized_message_link (DBusConnection *connection,
     96 						                   DBusList *link);
     97 void              _dbus_connection_test_get_locks                 (DBusConnection *conn,
     98                                                                    DBusMutex **mutex_loc,
     99                                                                    DBusMutex **dispatch_mutex_loc,
    100                                                                    DBusMutex **io_path_mutex_loc,
    101                                                                    DBusCondVar **dispatch_cond_loc,
    102                                                                    DBusCondVar **io_path_cond_loc);
    103 
    104 /* if DBUS_ENABLE_STATS */
    105 void _dbus_connection_get_stats (DBusConnection *connection,
    106                                  dbus_uint32_t  *in_messages,
    107                                  dbus_uint32_t  *in_bytes,
    108                                  dbus_uint32_t  *in_fds,
    109                                  dbus_uint32_t  *in_peak_bytes,
    110                                  dbus_uint32_t  *in_peak_fds,
    111                                  dbus_uint32_t  *out_messages,
    112                                  dbus_uint32_t  *out_bytes,
    113                                  dbus_uint32_t  *out_fds,
    114                                  dbus_uint32_t  *out_peak_bytes,
    115                                  dbus_uint32_t  *out_peak_fds);
    116 
    117 
    118 /* if DBUS_BUILD_TESTS */
    119 const char* _dbus_connection_get_address (DBusConnection *connection);
    120 
    121 /* This _dbus_bus_* stuff doesn't really belong here, but dbus-bus-internal.h seems
    122  * silly for one function
    123  */
    124 /**
    125  * @addtogroup DBusBusInternals
    126  * @{
    127  */
    128 
    129 void           _dbus_bus_notify_shared_connection_disconnected_unlocked (DBusConnection *connection);
    130 
    131 /** @} */
    132 
    133 
    134 DBUS_END_DECLS
    135 
    136 #endif /* DBUS_CONNECTION_INTERNAL_H */
    137