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Diffstat (limited to 'src/3rdparty/libdbus/dbus/dbus-server-protected.h')
| -rw-r--r-- | src/3rdparty/libdbus/dbus/dbus-server-protected.h | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/src/3rdparty/libdbus/dbus/dbus-server-protected.h b/src/3rdparty/libdbus/dbus/dbus-server-protected.h new file mode 100644 index 00000000..d5aee150 --- /dev/null +++ b/src/3rdparty/libdbus/dbus/dbus-server-protected.h @@ -0,0 +1,186 @@ +/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ +/* dbus-server-protected.h Used by subclasses of DBusServer object (internal to D-Bus implementation) + * + * Copyright (C) 2002 Red Hat Inc. + * + * SPDX-License-Identifier: AFL-2.1 OR GPL-2.0-or-later + * + * Licensed under the Academic Free License version 2.1 + * + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ +#ifndef DBUS_SERVER_PROTECTED_H +#define DBUS_SERVER_PROTECTED_H + +#include <dbus/dbus-internals.h> +#include <dbus/dbus-threads-internal.h> +#include <dbus/dbus-server.h> +#include <dbus/dbus-address.h> +#include <dbus/dbus-timeout.h> +#include <dbus/dbus-watch.h> +#include <dbus/dbus-resources.h> +#include <dbus/dbus-dataslot.h> +#include <dbus/dbus-string.h> + +DBUS_BEGIN_DECLS + +typedef struct DBusServerVTable DBusServerVTable; + +/** + * Virtual table to be implemented by all server "subclasses" + */ +struct DBusServerVTable +{ + void (* finalize) (DBusServer *server); + /**< The finalize method must free the server. */ + + void (* disconnect) (DBusServer *server); + /**< Disconnect this server. */ +}; + +/** + * @ingroup DBusServerInternals + * Internals of DBusServer object + */ +struct DBusServer +{ + DBusAtomic refcount; /**< Reference count. */ + const DBusServerVTable *vtable; /**< Virtual methods for this instance. */ + DBusRMutex *mutex; /**< Lock on the server object */ + + DBusGUID guid; /**< Globally unique ID of server */ + + DBusString guid_hex; /**< Hex-encoded version of GUID */ + + DBusWatchList *watches; /**< Our watches */ + DBusTimeoutList *timeouts; /**< Our timeouts */ + + char *address; /**< Address this server is listening on. */ + dbus_bool_t published_address; /**< flag which indicates that server has published its bus address. */ + + int max_connections; /**< Max number of connections allowed at once. */ + + DBusDataSlotList slot_list; /**< Data stored by allocated integer ID */ + + DBusNewConnectionFunction new_connection_function; + /**< Callback to invoke when a new connection is created. */ + void *new_connection_data; + /**< Data for new connection callback */ + DBusFreeFunction new_connection_free_data_function; + /**< Callback to invoke to free new_connection_data + * when server is finalized or data is replaced. + */ + + char **auth_mechanisms; /**< Array of allowed authentication mechanisms */ + + unsigned int disconnected : 1; /**< TRUE if we are disconnected. */ + +#ifndef DBUS_DISABLE_CHECKS + unsigned int have_server_lock : 1; /**< Does someone have the server mutex locked */ +#endif +}; + +dbus_bool_t _dbus_server_init_base (DBusServer *server, + const DBusServerVTable *vtable, + const DBusString *address, + DBusError *error); +void _dbus_server_finalize_base (DBusServer *server); +void _dbus_server_disconnect_unlocked (DBusServer *server); +dbus_bool_t _dbus_server_add_watch (DBusServer *server, + DBusWatch *watch); +void _dbus_server_remove_watch (DBusServer *server, + DBusWatch *watch); +DBUS_PRIVATE_EXPORT +void _dbus_server_toggle_all_watches (DBusServer *server, + dbus_bool_t enabled); +dbus_bool_t _dbus_server_add_timeout (DBusServer *server, + DBusTimeout *timeout); +void _dbus_server_remove_timeout (DBusServer *server, + DBusTimeout *timeout); +void _dbus_server_toggle_timeout (DBusServer *server, + DBusTimeout *timeout, + dbus_bool_t enabled); + +DBUS_PRIVATE_EXPORT +void _dbus_server_ref_unlocked (DBusServer *server); +DBUS_PRIVATE_EXPORT +void _dbus_server_unref_unlocked (DBusServer *server); + +typedef enum +{ + DBUS_SERVER_LISTEN_NOT_HANDLED, /**< we aren't in charge of this address type */ + DBUS_SERVER_LISTEN_OK, /**< we set up the listen */ + DBUS_SERVER_LISTEN_BAD_ADDRESS, /**< malformed address */ + DBUS_SERVER_LISTEN_DID_NOT_CONNECT, /**< well-formed address but failed to set it up */ + DBUS_SERVER_LISTEN_ADDRESS_ALREADY_USED /**< address is already used */ +} DBusServerListenResult; + +DBusServerListenResult _dbus_server_listen_unix_socket (DBusAddressEntry *entry, + DBusServer **server_p, + DBusError *error); + +DBusServerListenResult _dbus_server_listen_platform_specific (DBusAddressEntry *entry, + DBusServer **server_p, + DBusError *error); + +#ifdef DBUS_ENABLE_VERBOSE_MODE +void _dbus_server_trace_ref (DBusServer *server, + int old_refcount, + int new_refcount, + const char *why); +#else +#define _dbus_server_trace_ref(s,o,n,w) \ + do \ + {\ + (void) (o); \ + (void) (n); \ + } while (0) +#endif + +#ifdef DBUS_DISABLE_CHECKS +#define TOOK_LOCK_CHECK(server) +#define RELEASING_LOCK_CHECK(server) +#define HAVE_LOCK_CHECK(server) +#else +#define TOOK_LOCK_CHECK(server) do { \ + _dbus_assert (!(server)->have_server_lock); \ + (server)->have_server_lock = TRUE; \ + } while (0) +#define RELEASING_LOCK_CHECK(server) do { \ + _dbus_assert ((server)->have_server_lock); \ + (server)->have_server_lock = FALSE; \ + } while (0) +#define HAVE_LOCK_CHECK(server) _dbus_assert ((server)->have_server_lock) +/* A "DO_NOT_HAVE_LOCK_CHECK" is impossible since we need the lock to check the flag */ +#endif + +#define TRACE_LOCKS 0 + +#define SERVER_LOCK(server) do { \ + if (TRACE_LOCKS) { _dbus_verbose ("LOCK\n"); } \ + _dbus_rmutex_lock ((server)->mutex); \ + TOOK_LOCK_CHECK (server); \ + } while (0) + +#define SERVER_UNLOCK(server) do { \ + if (TRACE_LOCKS) { _dbus_verbose ("UNLOCK\n"); } \ + RELEASING_LOCK_CHECK (server); \ + _dbus_rmutex_unlock ((server)->mutex); \ + } while (0) + +DBUS_END_DECLS + +#endif /* DBUS_SERVER_PROTECTED_H */ |