From 52f275a7f43a78f981d0ccc85d5882ff4c356bdd Mon Sep 17 00:00:00 2001 From: Havoc Pennington Date: Tue, 23 Sep 2003 23:47:09 +0000 Subject: 2003-09-23 Havoc Pennington * glib/dbus-gproxy.c (dbus_gproxy_connect_signal): implement (dbus_gproxy_disconnect_signal): implement (dbus_gproxy_manager_remove_signal_match): implement (dbus_gproxy_manager_add_signal_match): implement (dbus_gproxy_oneway_call): implement --- glib/dbus-glib.h | 81 +++---- glib/dbus-gmain.c | 37 ++++ glib/dbus-gproxy.c | 629 +++++++++++++++++++++++++++++++++++++++++++++++++---- 3 files changed, 662 insertions(+), 85 deletions(-) (limited to 'glib') diff --git a/glib/dbus-glib.h b/glib/dbus-glib.h index a391c4a1..79c1e116 100644 --- a/glib/dbus-glib.h +++ b/glib/dbus-glib.h @@ -34,6 +34,11 @@ G_BEGIN_DECLS GQuark dbus_g_error_quark (void); #define DBUS_GERROR dbus_g_error_quark () +#define DBUS_TYPE_CONNECTION (dbus_connection_get_g_type ()) +#define DBUS_TYPE_MESSAGE (dbus_message_get_g_type ()) +GType dbus_connection_get_g_type (void) G_GNUC_CONST; +GType dbus_message_get_g_type (void) G_GNUC_CONST; + typedef enum { /* FIXME map all the DBUS_ERROR to DBUS_GERROR, should @@ -89,6 +94,9 @@ void dbus_connection_register_g_object (DBusConnection *connection, typedef struct DBusGProxy DBusGProxy; typedef struct DBusGProxyClass DBusGProxyClass; +typedef void (* DBusGProxySignalHandler) (DBusGProxy *proxy, + DBusMessage *signal, + void *user_data); #define DBUS_TYPE_GPROXY (dbus_gproxy_get_type ()) #define DBUS_GPROXY(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), DBUS_TYPE_GPROXY, DBusGProxy)) @@ -97,47 +105,46 @@ typedef struct DBusGProxyClass DBusGProxyClass; #define DBUS_IS_GPROXY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), DBUS_TYPE_GPROXY)) #define DBUS_GPROXY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), DBUS_TYPE_GPROXY, DBusGProxyClass)) -GType dbus_gproxy_get_type (void) G_GNUC_CONST; -DBusGProxy* dbus_gproxy_new_for_service (DBusConnection *connection, - const char *service_name, - const char *path_name, - const char *interface_name); -DBusGProxy* dbus_gproxy_new_for_service_owner (DBusConnection *connection, - const char *service_name, - const char *path_name, - const char *interface_name, - GError **error); -DBusGProxy* dbus_gproxy_new_for_peer (DBusConnection *connection, - const char *path_name, - const char *interface_name); -void dbus_gproxy_connect_signal (DBusGProxy *proxy, - const char *interface_name, - const char *signal_name, - GCallback callback, - void *data, - GFreeFunc free_data_func); -void dbus_gproxy_disconnect_signal (DBusGProxy *proxy, - const char *interface_name, - const char *signal_name, - GCallback callback, - void *data); -DBusPendingCall* dbus_gproxy_begin_call (DBusGProxy *proxy, - const char *method, - int first_arg_type, +GType dbus_gproxy_get_type (void) G_GNUC_CONST; +DBusGProxy* dbus_gproxy_new_for_service (DBusConnection *connection, + const char *service_name, + const char *path_name, + const char *interface_name); +DBusGProxy* dbus_gproxy_new_for_service_owner (DBusConnection *connection, + const char *service_name, + const char *path_name, + const char *interface_name, + GError **error); +DBusGProxy* dbus_gproxy_new_for_peer (DBusConnection *connection, + const char *path_name, + const char *interface_name); +void dbus_gproxy_connect_signal (DBusGProxy *proxy, + const char *signal_name, + DBusGProxySignalHandler handler, + void *data, + GFreeFunc free_data_func); +void dbus_gproxy_disconnect_signal (DBusGProxy *proxy, + const char *signal_name, + DBusGProxySignalHandler handler, + void *data); +DBusPendingCall* dbus_gproxy_begin_call (DBusGProxy *proxy, + const char *method, + int first_arg_type, ...); -gboolean dbus_gproxy_end_call (DBusGProxy *proxy, - DBusPendingCall *pending, - GError **error, - int first_arg_type, +gboolean dbus_gproxy_end_call (DBusGProxy *proxy, + DBusPendingCall *pending, + GError **error, + int first_arg_type, ...); -void dbus_gproxy_oneway_call (DBusGProxy *proxy, - const char *method, - int first_arg_type, +void dbus_gproxy_oneway_call (DBusGProxy *proxy, + const char *method, + int first_arg_type, ...); -void dbus_gproxy_send (DBusGProxy *proxy, - DBusMessage *message, - dbus_uint32_t *client_serial); +void dbus_gproxy_send (DBusGProxy *proxy, + DBusMessage *message, + dbus_uint32_t *client_serial); + #undef DBUS_INSIDE_DBUS_GLIB_H diff --git a/glib/dbus-gmain.c b/glib/dbus-gmain.c index 2e5604dc..54a2d462 100644 --- a/glib/dbus-gmain.c +++ b/glib/dbus-gmain.c @@ -535,6 +535,43 @@ dbus_set_g_error (GError **gerror, derror->name, derror->message); } +/** + * Get the GLib type ID for a DBusConnection boxed type. + * + * @returns GLib type + */ +GType +dbus_connection_get_g_type (void) +{ + static GType our_type = 0; + + if (our_type == 0) + our_type = g_boxed_type_register_static ("DBusConnection", + (GBoxedCopyFunc) dbus_connection_ref, + (GBoxedFreeFunc) dbus_connection_unref); + + return our_type; +} + +/** + * Get the GLib type ID for a DBusMessage boxed type. + * + * @returns GLib type + */ +GType +dbus_message_get_g_type (void) +{ + static GType our_type = 0; + + if (our_type == 0) + our_type = g_boxed_type_register_static ("DBusMessage", + (GBoxedCopyFunc) dbus_message_ref, + (GBoxedFreeFunc) dbus_message_unref); + + return our_type; +} + + /** @} */ /* end of public API */ #ifdef DBUS_BUILD_TESTS diff --git a/glib/dbus-gproxy.c b/glib/dbus-gproxy.c index f27eb6d0..ebcbb5d4 100644 --- a/glib/dbus-gproxy.c +++ b/glib/dbus-gproxy.c @@ -21,6 +21,7 @@ * */ #include "dbus-glib.h" +#include /** * @addtogroup DBusGLibInternals @@ -28,19 +29,69 @@ * @{ */ +typedef struct DBusGProxyManager DBusGProxyManager; + +/** + * Internals of DBusGProxy + */ +struct DBusGProxy +{ + GObject parent; /**< Parent instance */ + + DBusGProxyManager *manager; /**< Proxy manager */ + char *service; /**< Service messages go to or NULL */ + char *path; /**< Path messages go to or NULL */ + char *interface; /**< Interface messages go to or NULL */ +}; + +struct DBusGProxyClass +{ + GObjectClass parent_class; +}; + +static void dbus_gproxy_init (DBusGProxy *proxy); +static void dbus_gproxy_class_init (DBusGProxyClass *klass); +static void dbus_gproxy_finalize (GObject *object); +static void dbus_gproxy_emit_received (DBusGProxy *proxy, + DBusMessage *message); + + +/** + * A list of proxies with a given service+path+interface, used to route incoming + * signals. + */ +typedef struct +{ + GSList *proxies; + + char name[4]; /**< service (empty string for none), nul byte, + * path, nul byte, + * interface, nul byte + */ + +} DBusGProxyList; + /** * DBusGProxyManager's primary task is to route signals to the proxies * those signals are emitted on. In order to do this it also has to * track the owners of the services proxies are bound to. */ -typedef struct +struct DBusGProxyManager { GStaticMutex lock; /**< Thread lock */ int refcount; /**< Reference count */ DBusConnection *connection; /**< Connection we're associated with. */ - -} DBusGProxyManager; + GHashTable *proxy_lists; /**< Hash used to route incoming signals + * and iterate over proxies + */ + +}; + +static void dbus_gproxy_manager_ref (DBusGProxyManager *manager); +static DBusHandlerResult dbus_gproxy_manager_filter (DBusConnection *connection, + DBusMessage *message, + void *user_data); /** Lock the DBusGProxyManager */ #define LOCK_MANAGER(mgr) (g_static_mutex_lock (&(mgr)->lock)) @@ -52,8 +103,6 @@ static int gproxy_manager_slot = -1; /* Lock controlling get/set manager as data on each connection */ static GStaticMutex connection_gproxy_lock = G_STATIC_MUTEX_INIT; -static void dbus_gproxy_manager_ref (DBusGProxyManager *manager); - static DBusGProxyManager* dbus_gproxy_manager_get (DBusConnection *connection) { @@ -90,6 +139,9 @@ dbus_gproxy_manager_get (DBusConnection *connection) dbus_connection_set_data (connection, gproxy_manager_slot, manager, NULL); + dbus_connection_add_filter (connection, dbus_gproxy_manager_filter, + manager, NULL); + g_static_mutex_unlock (&connection_gproxy_lock); return manager; @@ -119,10 +171,19 @@ dbus_gproxy_manager_unref (DBusGProxyManager *manager) if (manager->refcount == 0) { UNLOCK_MANAGER (manager); + + if (manager->proxy_lists) + { + g_hash_table_destroy (manager->proxy_lists); + manager->proxy_lists = NULL; + } g_static_mutex_free (&manager->lock); g_static_mutex_lock (&connection_gproxy_lock); + + dbus_connection_remove_filter (manager->connection, dbus_gproxy_manager_filter, + manager); dbus_connection_set_data (manager->connection, gproxy_manager_slot, @@ -141,29 +202,340 @@ dbus_gproxy_manager_unref (DBusGProxyManager *manager) } } -/** - * Internals of DBusGProxy - */ -struct DBusGProxy +static guint +tristring_hash (gconstpointer key) { - GObject parent; + const char *p = key; + guint h = *p; + + if (h) + { + for (p += 1; *p != '\0'; p++) + h = (h << 5) - h + *p; + } + + /* skip nul and do the next substring */ + for (p += 1; *p != '\0'; p++) + h = (h << 5) - h + *p; + + /* skip nul again and another substring */ + for (p += 1; *p != '\0'; p++) + h = (h << 5) - h + *p; - DBusGProxyManager *manager; /**< Proxy manager */ - char *service; /**< Service messages go to or NULL */ - char *path; /**< Path messages go to or NULL */ - char *interface; /**< Interface messages go to or NULL */ -}; + return h; +} -struct DBusGProxyClass +static gboolean +strequal_len (const char *a, + const char *b, + size_t *lenp) { - GObjectClass parent_class; -}; + size_t a_len; + size_t b_len; + + a_len = strlen (a); + b_len = strlen (b); + + if (a_len != b_len) + return FALSE; + + if (memcmp (a, b, a_len) != 0) + return FALSE; + + *lenp = a_len; + + return TRUE; +} + +static gboolean +tristring_equal (gconstpointer a, + gconstpointer b) +{ + const char *ap = a; + const char *bp = b; + size_t len; + + if (!strequal_len (ap, bp, &len)) + return FALSE; + + ap += len + 1; + bp += len + 1; + + if (!strequal_len (ap, bp, &len)) + return FALSE; + + ap += len + 1; + bp += len + 1; + + if (strcmp (ap, bp) != 0) + return FALSE; + + return TRUE; +} + +static char* +tristring_alloc_from_strings (size_t padding_before, + const char *service, + const char *path, + const char *interface) +{ + size_t service_len, iface_len, path_len, len; + char *tri; + + if (service) + service_len = strlen (service); + else + service_len = 0; + + path_len = strlen (path); + + iface_len = strlen (interface); + + tri = g_malloc (padding_before + service_len + path_len + iface_len + 3); + + len = padding_before; + + if (service) + memcpy (&tri[len], service, service_len); + + len += service_len; + tri[len] = '\0'; + len += 1; + + g_assert (len == (padding_before + service_len + 1)); + + memcpy (&tri[len], path, path_len); + len += path_len; + tri[len] = '\0'; + len += 1; + + g_assert (len == (padding_before + service_len + path_len + 2)); + + memcpy (&tri[len], interface, iface_len); + len += iface_len; + tri[len] = '\0'; + len += 1; + + g_assert (len == (padding_before + service_len + path_len + iface_len + 3)); + + return tri; +} + +static char* +tristring_from_proxy (DBusGProxy *proxy) +{ + return tristring_alloc_from_strings (0, + proxy->service, + proxy->path, + proxy->interface); +} + +static char* +tristring_from_message (DBusMessage *message) +{ + return tristring_alloc_from_strings (0, + dbus_message_get_sender (message), + dbus_message_get_path (message), + dbus_message_get_interface (message)); +} + +static DBusGProxyList* +gproxy_list_new (DBusGProxy *first_proxy) +{ + DBusGProxyList *list; + + list = (void*) tristring_alloc_from_strings (G_STRUCT_OFFSET (DBusGProxyList, name), + first_proxy->service, + first_proxy->path, + first_proxy->interface); + list->proxies = NULL; + + return list; +} + +static void +gproxy_list_free (DBusGProxyList *list) +{ + /* we don't hold a reference to the proxies in the list, + * as they ref the GProxyManager + */ + g_slist_free (list->proxies); + + g_free (list); +} + +static char* +gproxy_get_match_rule (DBusGProxy *proxy) +{ + /* FIXME Some sort of escaping is required here I think */ + + if (proxy->service) + return g_strdup_printf ("type='signal',service='%s',path='%s',interface='%s'", + proxy->service, proxy->path, proxy->interface); + else + return g_strdup_printf ("type='signal',path='%s',interface='%s'", + proxy->path, proxy->interface); +} + +static void +dbus_gproxy_manager_register (DBusGProxyManager *manager, + DBusGProxy *proxy) +{ + DBusGProxyList *list; + + LOCK_MANAGER (manager); + + if (manager->proxy_lists == NULL) + { + list = NULL; + manager->proxy_lists = g_hash_table_new_full (tristring_hash, + tristring_equal, + NULL, + (GFreeFunc) gproxy_list_free); + } + else + { + char *tri; + + tri = tristring_from_proxy (proxy); + + list = g_hash_table_lookup (manager->proxy_lists, tri); + + g_free (tri); + } + + if (list == NULL) + { + list = gproxy_list_new (proxy); + + g_hash_table_replace (manager->proxy_lists, + list->name, list); + } + + if (list->proxies == NULL) + { + /* We have to add the match rule to the server, + * but FIXME only if the server is a message bus, + * not if it's a peer. + */ + char *rule; + + rule = gproxy_get_match_rule (proxy); + + /* We don't check for errors; it's not like anyone would handle them, + * and we don't want a round trip here. + */ + dbus_bus_add_match (manager->connection, + rule, NULL); + + g_free (rule); + } + + g_assert (g_slist_find (list->proxies, proxy) == NULL); + + list->proxies = g_slist_prepend (list->proxies, proxy); + + UNLOCK_MANAGER (manager); +} + +static void +dbus_gproxy_manager_unregister (DBusGProxyManager *manager, + DBusGProxy *proxy) +{ + DBusGProxyList *list; + char *tri; + + LOCK_MANAGER (manager); + + if (manager->proxy_lists == NULL) + { + g_warning ("Trying to disconnect a signal on a proxy but none are connected\n"); + return; + } + + tri = tristring_from_proxy (proxy); + + list = g_hash_table_lookup (manager->proxy_lists, tri); + + g_free (tri); + + if (list == NULL) + { + g_warning ("Trying to disconnect a signal on a proxy but none are connected\n"); + return; + } + + g_assert (g_slist_find (list->proxies, proxy) != NULL); + + list->proxies = g_slist_remove (list->proxies, proxy); + + g_assert (g_slist_find (list->proxies, proxy) == NULL); + + UNLOCK_MANAGER (manager); +} + +static DBusHandlerResult +dbus_gproxy_manager_filter (DBusConnection *connection, + DBusMessage *message, + void *user_data) +{ + DBusGProxyManager *manager; + + manager = user_data; + + if (dbus_message_get_type (message) != DBUS_MESSAGE_TYPE_SIGNAL) + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + if (dbus_message_is_signal (message, + DBUS_INTERFACE_ORG_FREEDESKTOP_LOCAL, + "Disconnected")) + { + /* FIXME g_object_run_dispose() all the proxies; should proxies have + * a "destroy" signal? + */ + } + else + { + char *tri; + DBusGProxyList *list; + + tri = tristring_from_message (message); -static void dbus_gproxy_init (DBusGProxy *proxy); -static void dbus_gproxy_class_init (DBusGProxyClass *klass); -static void dbus_gproxy_finalize (GObject *object); + if (manager->proxy_lists) + list = g_hash_table_lookup (manager->proxy_lists, tri); + else + list = NULL; + + g_free (tri); + + if (list != NULL) + { + /* FIXME Emit the signal on each proxy in the list */ + + + } + } + + /* "Handling" signals doesn't make sense, they are for everyone + * who cares + */ + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; +} + + + +/* ---------- DBusGProxy -------------- */ + + + +enum +{ + RECEIVED, + LAST_SIGNAL +}; static void *parent_class; +static guint signals[LAST_SIGNAL] = { 0 }; static void dbus_gproxy_init (DBusGProxy *proxy) @@ -179,6 +551,16 @@ dbus_gproxy_class_init (DBusGProxyClass *klass) parent_class = g_type_class_peek_parent (klass); object_class->finalize = dbus_gproxy_finalize; + + signals[RECEIVED] = + g_signal_new ("received", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED, + 0, + NULL, NULL, + g_cclosure_marshal_VOID__BOXED, + G_TYPE_NONE, 1, + DBUS_TYPE_MESSAGE); } static void @@ -189,7 +571,11 @@ dbus_gproxy_finalize (GObject *object) proxy = DBUS_GPROXY (object); if (proxy->manager) - dbus_gproxy_manager_unref (proxy->manager); + { + dbus_gproxy_manager_unregister (proxy->manager, proxy); + dbus_gproxy_manager_unref (proxy->manager); + } + g_free (proxy->service); g_free (proxy->path); g_free (proxy->interface); @@ -197,6 +583,53 @@ dbus_gproxy_finalize (GObject *object) G_OBJECT_CLASS (parent_class)->finalize (object); } +static char* +create_signal_detail (const char *interface, + const char *signal) +{ + GString *str; + + str = g_string_new (interface); + + g_string_append (str, "."); + + g_string_append (str, signal); + + return g_string_free (str, FALSE); +} + +static void +dbus_gproxy_emit_received (DBusGProxy *proxy, + DBusMessage *message) +{ + const char *interface; + const char *signal; + char *detail; + GQuark q; + + interface = dbus_message_get_interface (message); + signal = dbus_message_get_member (message); + + g_assert (interface != NULL); + g_assert (signal != NULL); + + detail = create_signal_detail (interface, signal); + + /* If the quark isn't preexisting, there's no way there + * are any handlers connected. We don't want to create + * extra quarks for every possible signal. + */ + q = g_quark_try_string (detail); + + if (q != 0) + g_signal_emit (G_OBJECT (proxy), + signals[RECEIVED], + q, + message); + + g_free (detail); +} + /** @} End of DBusGLibInternals */ /** @addtogroup DBusGLib @@ -236,6 +669,33 @@ dbus_gproxy_get_type (void) return object_type; } +static DBusGProxy* +dbus_gproxy_new (DBusConnection *connection, + const char *service_name, + const char *path_name, + const char *interface_name) +{ + DBusGProxy *proxy; + + g_assert (connection != NULL); + + proxy = g_object_new (DBUS_TYPE_GPROXY, NULL); + + /* These should all be construct-only mandatory properties, + * for now we just don't let people use g_object_new(). + */ + + proxy->manager = dbus_gproxy_manager_get (connection); + + proxy->service = g_strdup (service_name); + proxy->path = g_strdup (path_name); + proxy->interface = g_strdup (interface_name); + + dbus_gproxy_manager_register (proxy->manager, proxy); + + return proxy; +} + /** * Creates a new proxy for a remote interface. Method calls and signal * connections over this proxy will go to the service owner; the @@ -267,17 +727,8 @@ dbus_gproxy_new_for_service (DBusConnection *connection, g_return_val_if_fail (path_name != NULL, NULL); g_return_val_if_fail (interface_name != NULL, NULL); - proxy = g_object_new (DBUS_TYPE_GPROXY, NULL); - - /* These should all be construct-only mandatory properties, - * for now we just don't let people use g_object_new(). - */ - - proxy->manager = dbus_gproxy_manager_get (connection); - - proxy->service = g_strdup (service_name); - proxy->path = g_strdup (path_name); - proxy->interface = g_strdup (interface_name); + proxy = dbus_gproxy_new (connection, service_name, + path_name, interface_name); return proxy; } @@ -311,7 +762,7 @@ dbus_gproxy_begin_call (DBusGProxy *proxy, DBusMessage *message; va_list args; - g_return_val_if_fail (proxy != NULL, NULL); + g_return_val_if_fail (DBUS_IS_GPROXY (proxy), NULL); message = dbus_message_new_method_call (proxy->service, proxy->path, @@ -380,7 +831,7 @@ dbus_gproxy_end_call (DBusGProxy *proxy, va_list args; DBusError derror; - g_return_val_if_fail (proxy != NULL, FALSE); + g_return_val_if_fail (DBUS_IS_GPROXY (proxy), FALSE); g_return_val_if_fail (pending != NULL, FALSE); dbus_pending_call_block (pending); @@ -405,6 +856,52 @@ dbus_gproxy_end_call (DBusGProxy *proxy, return FALSE; } +/** + * Sends a method call message as with dbus_gproxy_begin_call(), but + * does not ask for a reply or allow you to receive one. + * + * @todo this particular function shouldn't die on out of memory, + * since you should be able to do a call with large arguments. + * + * @param proxy a proxy for a remote interface + * @param method the name of the method to invoke + * @param first_arg_type type of the first argument + */ +void +dbus_gproxy_oneway_call (DBusGProxy *proxy, + const char *method, + int first_arg_type, + ...) +{ + DBusMessage *message; + va_list args; + + g_return_if_fail (DBUS_IS_GPROXY (proxy)); + + message = dbus_message_new_method_call (proxy->service, + proxy->path, + proxy->interface, + method); + if (message == NULL) + goto oom; + + dbus_message_set_no_reply (message, TRUE); + + va_start (args, first_arg_type); + if (!dbus_message_append_args_valist (message, first_arg_type, + args)) + goto oom; + va_end (args); + + if (!dbus_connection_send (proxy->manager->connection, + message, + NULL)) + goto oom; + + oom: + g_error ("Out of memory"); +} + /** * Sends a message to the interface we're proxying for. Does not * block or wait for a reply. The message is only actually written out @@ -428,7 +925,7 @@ dbus_gproxy_send (DBusGProxy *proxy, DBusMessage *message, dbus_uint32_t *client_serial) { - g_return_if_fail (proxy != NULL); + g_return_if_fail (DBUS_IS_GPROXY (proxy)); if (proxy->service) { @@ -451,26 +948,62 @@ dbus_gproxy_send (DBusGProxy *proxy, } void -dbus_gproxy_connect_signal (DBusGProxy *proxy, - const char *interface_name, - const char *signal_name, - GCallback callback, - void *data, - GFreeFunc free_data_func) +dbus_gproxy_connect_signal (DBusGProxy *proxy, + const char *signal_name, + DBusGProxySignalHandler handler, + void *data, + GFreeFunc free_data_func) { + GClosure *closure; + char *detail; + g_return_if_fail (DBUS_IS_GPROXY (proxy)); + g_return_if_fail (signal_name != NULL); + g_return_if_fail (handler != NULL); + + detail = create_signal_detail (proxy->interface, signal_name); + + closure = g_cclosure_new (G_CALLBACK (handler), data, free_data_func); + g_signal_connect_closure_by_id (G_OBJECT (proxy), + signals[RECEIVED], + g_quark_from_string (detail), + closure, FALSE); + g_free (detail); } void -dbus_gproxy_disconnect_signal (DBusGProxy *proxy, - const char *interface_name, - const char *signal_name, - GCallback callback, - void *data) +dbus_gproxy_disconnect_signal (DBusGProxy *proxy, + const char *signal_name, + DBusGProxySignalHandler handler, + void *data) { + char *detail; + GQuark q; - + g_return_if_fail (DBUS_IS_GPROXY (proxy)); + g_return_if_fail (signal_name != NULL); + g_return_if_fail (handler != NULL); + + detail = create_signal_detail (proxy->interface, signal_name); + q = g_quark_try_string (detail); + g_free (detail); + + if (q == 0) + { + g_warning ("%s: No signal handlers for %s found on this DBusGProxy", + G_GNUC_FUNCTION, signal_name); + return; + } + + g_signal_handlers_disconnect_matched (G_OBJECT (proxy), + G_SIGNAL_MATCH_DETAIL | + G_SIGNAL_MATCH_FUNC | + G_SIGNAL_MATCH_DATA, + signals[RECEIVED], + q, + NULL, + G_CALLBACK (handler), data); } /** @} End of DBusGLib public */ -- cgit