diff options
Diffstat (limited to 'bus/services.c')
| -rw-r--r-- | bus/services.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/bus/services.c b/bus/services.c new file mode 100644 index 00000000..f8124b05 --- /dev/null +++ b/bus/services.c @@ -0,0 +1,154 @@ +/* -*- mode: C; c-file-style: "gnu" -*- */ +/* services.c Service management + * + * Copyright (C) 2003 Red Hat, Inc. + * + * Licensed under the Academic Free License version 1.2 + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ +#include "services.h" +#include "connection.h" +#include <dbus/dbus-hash.h> +#include <dbus/dbus-list.h> +#include <dbus/dbus-mempool.h> + +struct BusService +{ + char *name; + DBusList *owners; +}; + +static DBusHashTable *service_hash = NULL; +static DBusMemPool *service_pool = NULL; + +BusService* +bus_service_lookup (const DBusString *service_name, + dbus_bool_t create_if_not_found) +{ + const char *c_name; + BusService *service; + + if (service_hash == NULL) + { + service_hash = _dbus_hash_table_new (DBUS_HASH_STRING, + NULL, NULL); + service_pool = _dbus_mem_pool_new (sizeof (BusService), + TRUE); + + if (service_hash == NULL || service_pool == NULL) + { + if (service_hash) + { + _dbus_hash_table_unref (service_hash); + service_hash = NULL; + } + if (service_pool) + { + _dbus_mem_pool_free (service_pool); + service_pool = NULL; + } + return NULL; + } + } + + _dbus_string_get_const_data (service_name, &c_name); + + service = _dbus_hash_table_lookup_string (service_hash, + c_name); + if (service != NULL) + return service; + + if (!create_if_not_found) + return NULL; + + service = _dbus_mem_pool_alloc (service_pool); + if (service == NULL) + return NULL; + + service->name = _dbus_strdup (c_name); + if (service->name == NULL) + { + _dbus_mem_pool_dealloc (service_pool, service); + return NULL; + } + + if (!_dbus_hash_table_insert_string (service_hash, + service->name, + service)) + { + dbus_free (service->name); + _dbus_mem_pool_dealloc (service_pool, service); + return NULL; + } + + return service; +} + +dbus_bool_t +bus_service_add_owner (BusService *service, + DBusConnection *owner) +{ + if (!_dbus_list_append (&service->owners, + owner)) + return FALSE; + + if (!bus_connection_add_owned_service (owner, service)) + { + _dbus_list_remove_last (&service->owners, owner); + return FALSE; + } + + return TRUE; +} + +void +bus_service_remove_owner (BusService *service, + DBusConnection *owner) +{ + _dbus_list_remove_last (&service->owners, owner); + bus_connection_remove_owned_service (owner, service); +} + +DBusConnection* +bus_service_get_primary_owner (BusService *service) +{ + return _dbus_list_get_first (&service->owners); +} + +const char* +bus_service_get_name (BusService *service) +{ + return service->name; +} + +void +bus_service_foreach (BusServiceForeachFunction function, + void *data) +{ + DBusHashIter iter; + + if (service_hash == NULL) + return; + + _dbus_hash_iter_init (service_hash, &iter); + while (_dbus_hash_iter_next (&iter)) + { + BusService *service = _dbus_hash_iter_get_value (&iter); + + (* function) (service, data); + } +} |