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-rw-r--r--gdbus/client.c466
-rw-r--r--gdbus/gdbus.h12
-rw-r--r--gdbus/mainloop.c15
-rw-r--r--gdbus/object.c190
-rw-r--r--gdbus/watch.c35
5 files changed, 370 insertions, 348 deletions
diff --git a/gdbus/client.c b/gdbus/client.c
index f700b7e..3bf883a 100644
--- a/gdbus/client.c
+++ b/gdbus/client.c
@@ -25,6 +25,7 @@
#include <config.h>
#endif
+#include <stdio.h>
#include <glib.h>
#include <dbus/dbus.h>
@@ -32,12 +33,18 @@
#define METHOD_CALL_TIMEOUT (300 * 1000)
+#ifndef DBUS_INTERFACE_OBJECT_MANAGER
+#define DBUS_INTERFACE_OBJECT_MANAGER DBUS_INTERFACE_DBUS ".ObjectManager"
+#endif
+
struct GDBusClient {
int ref_count;
DBusConnection *dbus_conn;
char *service_name;
- char *unique_name;
char *base_path;
+ guint watch;
+ guint added_watch;
+ guint removed_watch;
GPtrArray *match_rules;
DBusPendingCall *pending_call;
DBusPendingCall *get_objects_call;
@@ -49,6 +56,8 @@ struct GDBusClient {
void *signal_data;
GDBusProxyFunction proxy_added;
GDBusProxyFunction proxy_removed;
+ GDBusClientFunction ready;
+ void *ready_data;
GDBusPropertyFunction property_changed;
void *user_data;
GList *proxy_list;
@@ -60,7 +69,7 @@ struct GDBusProxy {
char *obj_path;
char *interface;
GHashTable *prop_list;
- char *match_rule;
+ guint watch;
GDBusPropertyFunction prop_func;
void *prop_data;
GDBusProxyFunction removed_func;
@@ -100,12 +109,7 @@ static gboolean modify_match(DBusConnection *conn, const char *member,
dbus_message_append_args(msg, DBUS_TYPE_STRING, &rule,
DBUS_TYPE_INVALID);
- if (dbus_connection_send_with_reply(conn, msg, &call, -1) == FALSE) {
- dbus_message_unref(msg);
- return FALSE;
- }
-
- if (call == NULL) {
+ if (g_dbus_send_message_with_reply(conn, msg, &call, -1) == FALSE) {
dbus_message_unref(msg);
return FALSE;
}
@@ -319,7 +323,7 @@ static void get_all_properties(GDBusProxy *proxy)
dbus_message_append_args(msg, DBUS_TYPE_STRING, &proxy->interface,
DBUS_TYPE_INVALID);
- if (dbus_connection_send_with_reply(client->dbus_conn, msg,
+ if (g_dbus_send_message_with_reply(client->dbus_conn, msg,
&call, -1) == FALSE) {
dbus_message_unref(msg);
return;
@@ -351,6 +355,52 @@ static GDBusProxy *proxy_lookup(GDBusClient *client, const char *path,
return NULL;
}
+static gboolean properties_changed(DBusConnection *conn, DBusMessage *msg,
+ void *user_data)
+{
+ GDBusProxy *proxy = user_data;
+ GDBusClient *client = proxy->client;
+ DBusMessageIter iter, entry;
+ const char *interface;
+
+ if (dbus_message_iter_init(msg, &iter) == FALSE)
+ return TRUE;
+
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
+ return TRUE;
+
+ dbus_message_iter_get_basic(&iter, &interface);
+ dbus_message_iter_next(&iter);
+
+ update_properties(proxy, &iter, TRUE);
+
+ dbus_message_iter_next(&iter);
+
+ if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY)
+ return TRUE;
+
+ dbus_message_iter_recurse(&iter, &entry);
+
+ while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
+ const char *name;
+
+ dbus_message_iter_get_basic(&entry, &name);
+
+ g_hash_table_remove(proxy->prop_list, name);
+
+ if (proxy->prop_func)
+ proxy->prop_func(proxy, name, NULL, proxy->prop_data);
+
+ if (client->property_changed)
+ client->property_changed(proxy, name, NULL,
+ client->user_data);
+
+ dbus_message_iter_next(&entry);
+ }
+
+ return TRUE;
+}
+
static GDBusProxy *proxy_new(GDBusClient *client, const char *path,
const char *interface)
{
@@ -366,14 +416,12 @@ static GDBusProxy *proxy_new(GDBusClient *client, const char *path,
proxy->prop_list = g_hash_table_new_full(g_str_hash, g_str_equal,
NULL, prop_entry_free);
-
- proxy->match_rule = g_strdup_printf("type='signal',"
- "sender='%s',path='%s',interface='%s',"
- "member='PropertiesChanged',arg0='%s'",
- client->service_name, proxy->obj_path,
- DBUS_INTERFACE_PROPERTIES, proxy->interface);
-
- modify_match(client->dbus_conn, "AddMatch", proxy->match_rule);
+ proxy->watch = g_dbus_add_properties_watch(client->dbus_conn,
+ client->service_name,
+ proxy->obj_path,
+ proxy->interface,
+ properties_changed,
+ proxy, NULL);
return g_dbus_proxy_ref(proxy);
}
@@ -388,11 +436,7 @@ static void proxy_free(gpointer data)
if (client->proxy_removed)
client->proxy_removed(proxy, client->user_data);
- modify_match(client->dbus_conn, "RemoveMatch",
- proxy->match_rule);
-
- g_free(proxy->match_rule);
- proxy->match_rule = NULL;
+ g_dbus_remove_watch(client->dbus_conn, proxy->watch);
g_hash_table_remove_all(proxy->prop_list);
@@ -575,7 +619,7 @@ gboolean g_dbus_proxy_refresh_property(GDBusProxy *proxy, const char *name)
&proxy->interface);
dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &name);
- if (dbus_connection_send_with_reply(client->dbus_conn, msg,
+ if (g_dbus_send_message_with_reply(client->dbus_conn, msg,
&call, -1) == FALSE) {
dbus_message_unref(msg);
refresh_property_free(data);
@@ -668,7 +712,94 @@ gboolean g_dbus_proxy_set_property_basic(GDBusProxy *proxy,
dbus_message_iter_append_basic(&variant, type, value);
dbus_message_iter_close_container(&iter, &variant);
- if (dbus_connection_send_with_reply(client->dbus_conn, msg,
+ if (g_dbus_send_message_with_reply(client->dbus_conn, msg,
+ &call, -1) == FALSE) {
+ dbus_message_unref(msg);
+ g_free(data);
+ return FALSE;
+ }
+
+ dbus_pending_call_set_notify(call, set_property_reply, data, g_free);
+ dbus_pending_call_unref(call);
+
+ dbus_message_unref(msg);
+
+ return TRUE;
+}
+
+gboolean g_dbus_proxy_set_property_array(GDBusProxy *proxy,
+ const char *name, int type, const void *value,
+ size_t size, GDBusResultFunction function,
+ void *user_data, GDBusDestroyFunction destroy)
+{
+ struct set_property_data *data;
+ GDBusClient *client;
+ DBusMessage *msg;
+ DBusMessageIter iter, variant, array;
+ DBusPendingCall *call;
+ char array_sig[3];
+ char type_sig[2];
+
+ if (!proxy || !name || !value)
+ return FALSE;
+
+ if (!dbus_type_is_basic(type))
+ return FALSE;
+
+ client = proxy->client;
+ if (!client)
+ return FALSE;
+
+ data = g_try_new0(struct set_property_data, 1);
+ if (!data)
+ return FALSE;
+
+ data->function = function;
+ data->user_data = user_data;
+ data->destroy = destroy;
+
+ msg = dbus_message_new_method_call(client->service_name,
+ proxy->obj_path,
+ DBUS_INTERFACE_PROPERTIES,
+ "Set");
+ if (!msg) {
+ g_free(data);
+ return FALSE;
+ }
+
+ array_sig[0] = DBUS_TYPE_ARRAY;
+ array_sig[1] = (char) type;
+ array_sig[2] = '\0';
+
+ type_sig[0] = (char) type;
+ type_sig[1] = '\0';
+
+ dbus_message_iter_init_append(msg, &iter);
+ dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING,
+ &proxy->interface);
+ dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &name);
+
+ dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
+ array_sig, &variant);
+
+ dbus_message_iter_open_container(&variant, DBUS_TYPE_ARRAY,
+ type_sig, &array);
+
+ if (dbus_type_is_fixed(type))
+ dbus_message_iter_append_fixed_array(&array, type, &value,
+ size);
+ else if (type == DBUS_TYPE_STRING || type == DBUS_TYPE_OBJECT_PATH) {
+ const char **str = (const char **) value;
+ size_t i;
+
+ for (i = 0; i < size; i++)
+ dbus_message_iter_append_basic(&array, type, &str[i]);
+ }
+
+ dbus_message_iter_close_container(&variant, &array);
+ dbus_message_iter_close_container(&iter, &variant);
+
+ if (g_dbus_send_message_with_reply(client->dbus_conn, msg,
&call, -1) == FALSE) {
dbus_message_unref(msg);
g_free(data);
@@ -742,7 +873,7 @@ gboolean g_dbus_proxy_method_call(GDBusProxy *proxy, const char *method,
setup(&iter, data->user_data);
}
- if (dbus_connection_send_with_reply(client->dbus_conn, msg,
+ if (g_dbus_send_message_with_reply(client->dbus_conn, msg,
&call, METHOD_CALL_TIMEOUT) == FALSE) {
dbus_message_unref(msg);
g_free(data);
@@ -793,64 +924,6 @@ static void refresh_properties(GDBusClient *client)
}
}
-static void properties_changed(GDBusClient *client, const char *path,
- DBusMessage *msg)
-{
- GDBusProxy *proxy = NULL;
- DBusMessageIter iter, entry;
- const char *interface;
- GList *list;
-
- if (dbus_message_iter_init(msg, &iter) == FALSE)
- return;
-
- if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING)
- return;
-
- dbus_message_iter_get_basic(&iter, &interface);
- dbus_message_iter_next(&iter);
-
- for (list = g_list_first(client->proxy_list); list;
- list = g_list_next(list)) {
- GDBusProxy *data = list->data;
-
- if (g_str_equal(data->interface, interface) == TRUE &&
- g_str_equal(data->obj_path, path) == TRUE) {
- proxy = data;
- break;
- }
- }
-
- if (proxy == NULL)
- return;
-
- update_properties(proxy, &iter, TRUE);
-
- dbus_message_iter_next(&iter);
-
- if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY)
- return;
-
- dbus_message_iter_recurse(&iter, &entry);
-
- while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
- const char *name;
-
- dbus_message_iter_get_basic(&entry, &name);
-
- g_hash_table_remove(proxy->prop_list, name);
-
- if (proxy->prop_func)
- proxy->prop_func(proxy, name, NULL, proxy->prop_data);
-
- if (client->property_changed)
- client->property_changed(proxy, name, NULL,
- client->user_data);
-
- dbus_message_iter_next(&entry);
- }
-}
-
static void parse_properties(GDBusClient *client, const char *path,
const char *interface, DBusMessageIter *iter)
{
@@ -908,16 +981,18 @@ static void parse_interfaces(GDBusClient *client, const char *path,
}
}
-static void interfaces_added(GDBusClient *client, DBusMessage *msg)
+static gboolean interfaces_added(DBusConnection *conn, DBusMessage *msg,
+ void *user_data)
{
+ GDBusClient *client = user_data;
DBusMessageIter iter;
const char *path;
if (dbus_message_iter_init(msg, &iter) == FALSE)
- return;
+ return TRUE;
if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_OBJECT_PATH)
- return;
+ return TRUE;
dbus_message_iter_get_basic(&iter, &path);
dbus_message_iter_next(&iter);
@@ -927,24 +1002,28 @@ static void interfaces_added(GDBusClient *client, DBusMessage *msg)
parse_interfaces(client, path, &iter);
g_dbus_client_unref(client);
+
+ return TRUE;
}
-static void interfaces_removed(GDBusClient *client, DBusMessage *msg)
+static gboolean interfaces_removed(DBusConnection *conn, DBusMessage *msg,
+ void *user_data)
{
+ GDBusClient *client = user_data;
DBusMessageIter iter, entry;
const char *path;
if (dbus_message_iter_init(msg, &iter) == FALSE)
- return;
+ return TRUE;
if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_OBJECT_PATH)
- return;
+ return TRUE;
dbus_message_iter_get_basic(&iter, &path);
dbus_message_iter_next(&iter);
if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY)
- return;
+ return TRUE;
dbus_message_iter_recurse(&iter, &entry);
@@ -959,6 +1038,8 @@ static void interfaces_removed(GDBusClient *client, DBusMessage *msg)
}
g_dbus_client_unref(client);
+
+ return TRUE;
}
static void parse_managed_objects(GDBusClient *client, DBusMessage *msg)
@@ -990,6 +1071,9 @@ static void parse_managed_objects(GDBusClient *client, DBusMessage *msg)
dbus_message_iter_next(&dict);
}
+
+ if (client->ready)
+ client->ready(client, client->ready_data);
}
static void get_managed_objects_reply(DBusPendingCall *call, void *user_data)
@@ -1038,7 +1122,7 @@ static void get_managed_objects(GDBusClient *client)
dbus_message_append_args(msg, DBUS_TYPE_INVALID);
- if (dbus_connection_send_with_reply(client->dbus_conn, msg,
+ if (g_dbus_send_message_with_reply(client->dbus_conn, msg,
&client->get_objects_call, -1) == FALSE) {
dbus_message_unref(msg);
return;
@@ -1051,74 +1135,36 @@ static void get_managed_objects(GDBusClient *client)
dbus_message_unref(msg);
}
-static void get_name_owner_reply(DBusPendingCall *call, void *user_data)
+static void service_connect(DBusConnection *conn, void *user_data)
{
GDBusClient *client = user_data;
- DBusMessage *reply = dbus_pending_call_steal_reply(call);
- DBusError error;
- const char *name;
g_dbus_client_ref(client);
- dbus_error_init(&error);
-
- if (dbus_set_error_from_message(&error, reply) == TRUE) {
- dbus_error_free(&error);
- goto done;
- }
-
- if (dbus_message_get_args(reply, NULL, DBUS_TYPE_STRING, &name,
- DBUS_TYPE_INVALID) == FALSE)
- goto done;
-
- if (client->unique_name == NULL) {
- client->unique_name = g_strdup(name);
-
- if (client->connect_func)
- client->connect_func(client->dbus_conn,
- client->connect_data);
-
- get_managed_objects(client);
- }
-
-done:
- dbus_message_unref(reply);
+ if (client->connect_func)
+ client->connect_func(conn, client->connect_data);
- dbus_pending_call_unref(client->pending_call);
- client->pending_call = NULL;
+ get_managed_objects(client);
g_dbus_client_unref(client);
}
-static void get_name_owner(GDBusClient *client, const char *name)
+static void service_disconnect(DBusConnection *conn, void *user_data)
{
- DBusMessage *msg;
-
- msg = dbus_message_new_method_call(DBUS_SERVICE_DBUS, DBUS_PATH_DBUS,
- DBUS_INTERFACE_DBUS, "GetNameOwner");
- if (msg == NULL)
- return;
-
- dbus_message_append_args(msg, DBUS_TYPE_STRING, &name,
- DBUS_TYPE_INVALID);
-
- if (dbus_connection_send_with_reply(client->dbus_conn, msg,
- &client->pending_call, -1) == FALSE) {
- dbus_message_unref(msg);
- return;
- }
+ GDBusClient *client = user_data;
- dbus_pending_call_set_notify(client->pending_call,
- get_name_owner_reply, client, NULL);
+ g_list_free_full(client->proxy_list, proxy_free);
+ client->proxy_list = NULL;
- dbus_message_unref(msg);
+ if (client->disconn_func)
+ client->disconn_func(conn, client->disconn_data);
}
static DBusHandlerResult message_filter(DBusConnection *connection,
DBusMessage *message, void *user_data)
{
GDBusClient *client = user_data;
- const char *sender;
+ const char *sender, *path, *interface;
if (dbus_message_get_type(message) != DBUS_MESSAGE_TYPE_SIGNAL)
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
@@ -1127,93 +1173,17 @@ static DBusHandlerResult message_filter(DBusConnection *connection,
if (sender == NULL)
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- if (g_str_equal(sender, DBUS_SERVICE_DBUS) == TRUE) {
- const char *interface, *member;
- const char *name, *old, *new;
-
- interface = dbus_message_get_interface(message);
-
- if (g_str_equal(interface, DBUS_INTERFACE_DBUS) == FALSE)
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- member = dbus_message_get_member(message);
-
- if (g_str_equal(member, "NameOwnerChanged") == FALSE)
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- if (dbus_message_get_args(message, NULL,
- DBUS_TYPE_STRING, &name,
- DBUS_TYPE_STRING, &old,
- DBUS_TYPE_STRING, &new,
- DBUS_TYPE_INVALID) == FALSE)
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- if (g_str_equal(name, client->service_name) == FALSE)
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- if (*new == '\0' && client->unique_name != NULL &&
- g_str_equal(old, client->unique_name) == TRUE) {
- if (client->disconn_func)
- client->disconn_func(client->dbus_conn,
- client->disconn_data);
-
- g_free(client->unique_name);
- client->unique_name = NULL;
- } else if (*old == '\0' && client->unique_name == NULL) {
- client->unique_name = g_strdup(new);
-
- if (client->connect_func)
- client->connect_func(client->dbus_conn,
- client->connect_data);
-
- get_managed_objects(client);
- }
+ path = dbus_message_get_path(message);
+ interface = dbus_message_get_interface(message);
+ if (g_str_has_prefix(path, client->base_path) == FALSE)
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
- if (client->unique_name == NULL)
+ if (g_str_equal(interface, DBUS_INTERFACE_PROPERTIES) == TRUE)
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- if (g_str_equal(sender, client->unique_name) == TRUE) {
- const char *path, *interface, *member;
-
- path = dbus_message_get_path(message);
- interface = dbus_message_get_interface(message);
- member = dbus_message_get_member(message);
-
- if (g_str_equal(path, "/") == TRUE) {
- if (g_str_equal(interface, DBUS_INTERFACE_DBUS
- ".ObjectManager") == FALSE)
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- if (g_str_equal(member, "InterfacesAdded") == TRUE) {
- interfaces_added(client, message);
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- if (g_str_equal(member, "InterfacesRemoved") == TRUE) {
- interfaces_removed(client, message);
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- if (g_str_has_prefix(path, client->base_path) == FALSE)
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
- if (g_str_equal(interface, DBUS_INTERFACE_PROPERTIES) == TRUE) {
- if (g_str_equal(member, "PropertiesChanged") == TRUE)
- properties_changed(client, path, message);
-
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
- }
-
- if (client->signal_func)
- client->signal_func(client->dbus_conn,
- message, client->signal_data);
- }
+ if (client->signal_func)
+ client->signal_func(connection, message, client->signal_data);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
@@ -1241,26 +1211,25 @@ GDBusClient *g_dbus_client_new(DBusConnection *connection,
client->service_name = g_strdup(service);
client->base_path = g_strdup(path);
- get_name_owner(client, client->service_name);
-
- client->match_rules = g_ptr_array_sized_new(4);
+ client->match_rules = g_ptr_array_sized_new(1);
g_ptr_array_set_free_func(client->match_rules, g_free);
- g_ptr_array_add(client->match_rules, g_strdup_printf("type='signal',"
- "sender='%s',path='%s',interface='%s',"
- "member='NameOwnerChanged',arg0='%s'",
- DBUS_SERVICE_DBUS, DBUS_PATH_DBUS,
- DBUS_INTERFACE_DBUS, client->service_name));
- g_ptr_array_add(client->match_rules, g_strdup_printf("type='signal',"
- "sender='%s',"
- "path='/',interface='%s.ObjectManager',"
- "member='InterfacesAdded'",
- client->service_name, DBUS_INTERFACE_DBUS));
- g_ptr_array_add(client->match_rules, g_strdup_printf("type='signal',"
- "sender='%s',"
- "path='/',interface='%s.ObjectManager',"
- "member='InterfacesRemoved'",
- client->service_name, DBUS_INTERFACE_DBUS));
+ client->watch = g_dbus_add_service_watch(connection, service,
+ service_connect,
+ service_disconnect,
+ client, NULL);
+ client->added_watch = g_dbus_add_signal_watch(connection, service,
+ "/",
+ DBUS_INTERFACE_OBJECT_MANAGER,
+ "InterfacesAdded",
+ interfaces_added,
+ client, NULL);
+ client->removed_watch = g_dbus_add_signal_watch(connection, service,
+ "/",
+ DBUS_INTERFACE_OBJECT_MANAGER,
+ "InterfacesRemoved",
+ interfaces_removed,
+ client, NULL);
g_ptr_array_add(client->match_rules, g_strdup_printf("type='signal',"
"sender='%s',path_namespace='%s'",
client->service_name, client->base_path));
@@ -1318,10 +1287,13 @@ void g_dbus_client_unref(GDBusClient *client)
if (client->disconn_func)
client->disconn_func(client->dbus_conn, client->disconn_data);
+ g_dbus_remove_watch(client->dbus_conn, client->watch);
+ g_dbus_remove_watch(client->dbus_conn, client->added_watch);
+ g_dbus_remove_watch(client->dbus_conn, client->removed_watch);
+
dbus_connection_unref(client->dbus_conn);
g_free(client->service_name);
- g_free(client->unique_name);
g_free(client->base_path);
g_free(client);
@@ -1363,6 +1335,18 @@ gboolean g_dbus_client_set_signal_watch(GDBusClient *client,
return TRUE;
}
+gboolean g_dbus_client_set_ready_watch(GDBusClient *client,
+ GDBusClientFunction ready, void *user_data)
+{
+ if (client == NULL)
+ return FALSE;
+
+ client->ready = ready;
+ client->ready_data = user_data;
+
+ return TRUE;
+}
+
gboolean g_dbus_client_set_proxy_handlers(GDBusClient *client,
GDBusProxyFunction proxy_added,
GDBusProxyFunction proxy_removed,
diff --git a/gdbus/gdbus.h b/gdbus/gdbus.h
index 8b13393..551c306 100644
--- a/gdbus/gdbus.h
+++ b/gdbus/gdbus.h
@@ -250,6 +250,9 @@ DBusMessage *g_dbus_create_reply_valist(DBusMessage *message,
int type, va_list args);
gboolean g_dbus_send_message(DBusConnection *connection, DBusMessage *message);
+gboolean g_dbus_send_message_with_reply(DBusConnection *connection,
+ DBusMessage *message,
+ DBusPendingCall **call, int timeout);
gboolean g_dbus_send_error(DBusConnection *connection, DBusMessage *message,
const char *name, const char *format, ...)
__attribute__((format(printf, 4, 5)));
@@ -326,6 +329,11 @@ gboolean g_dbus_proxy_set_property_basic(GDBusProxy *proxy,
GDBusResultFunction function, void *user_data,
GDBusDestroyFunction destroy);
+gboolean g_dbus_proxy_set_property_array(GDBusProxy *proxy,
+ const char *name, int type, const void *value,
+ size_t size, GDBusResultFunction function,
+ void *user_data, GDBusDestroyFunction destroy);
+
typedef void (* GDBusSetupFunction) (DBusMessageIter *iter, void *user_data);
typedef void (* GDBusReturnFunction) (DBusMessage *message, void *user_data);
@@ -334,6 +342,7 @@ gboolean g_dbus_proxy_method_call(GDBusProxy *proxy, const char *method,
GDBusReturnFunction function, void *user_data,
GDBusDestroyFunction destroy);
+typedef void (* GDBusClientFunction) (GDBusClient *client, void *user_data);
typedef void (* GDBusProxyFunction) (GDBusProxy *proxy, void *user_data);
typedef void (* GDBusPropertyFunction) (GDBusProxy *proxy, const char *name,
DBusMessageIter *iter, void *user_data);
@@ -356,7 +365,8 @@ gboolean g_dbus_client_set_disconnect_watch(GDBusClient *client,
GDBusWatchFunction function, void *user_data);
gboolean g_dbus_client_set_signal_watch(GDBusClient *client,
GDBusMessageFunction function, void *user_data);
-
+gboolean g_dbus_client_set_ready_watch(GDBusClient *client,
+ GDBusClientFunction ready, void *user_data);
gboolean g_dbus_client_set_proxy_handlers(GDBusClient *client,
GDBusProxyFunction proxy_added,
GDBusProxyFunction proxy_removed,
diff --git a/gdbus/mainloop.c b/gdbus/mainloop.c
index 099b67f..435fb93 100644
--- a/gdbus/mainloop.c
+++ b/gdbus/mainloop.c
@@ -30,8 +30,6 @@
#include "gdbus.h"
-#define DISPATCH_TIMEOUT 0
-
#define info(fmt...)
#define error(fmt...)
#define debug(fmt...)
@@ -70,8 +68,6 @@ static gboolean message_dispatch(void *data)
{
DBusConnection *conn = data;
- dbus_connection_ref(conn);
-
/* Dispatch messages */
while (dbus_connection_dispatch(conn) == DBUS_DISPATCH_DATA_REMAINS);
@@ -84,7 +80,7 @@ static inline void queue_dispatch(DBusConnection *conn,
DBusDispatchStatus status)
{
if (status == DBUS_DISPATCH_DATA_REMAINS)
- g_timeout_add(DISPATCH_TIMEOUT, message_dispatch, conn);
+ g_idle_add(message_dispatch, dbus_connection_ref(conn));
}
static gboolean watch_func(GIOChannel *chan, GIOCondition cond, gpointer data)
@@ -92,9 +88,6 @@ static gboolean watch_func(GIOChannel *chan, GIOCondition cond, gpointer data)
struct watch_info *info = data;
unsigned int flags = 0;
DBusDispatchStatus status;
- DBusConnection *conn;
-
- conn = dbus_connection_ref(info->conn);
if (cond & G_IO_IN) flags |= DBUS_WATCH_READABLE;
if (cond & G_IO_OUT) flags |= DBUS_WATCH_WRITABLE;
@@ -103,10 +96,8 @@ static gboolean watch_func(GIOChannel *chan, GIOCondition cond, gpointer data)
dbus_watch_handle(info->watch, flags);
- status = dbus_connection_get_dispatch_status(conn);
- queue_dispatch(conn, status);
-
- dbus_connection_unref(conn);
+ status = dbus_connection_get_dispatch_status(info->conn);
+ queue_dispatch(info->conn, status);
return TRUE;
}
diff --git a/gdbus/object.c b/gdbus/object.c
index 2f8ef45..13cf9a9 100644
--- a/gdbus/object.c
+++ b/gdbus/object.c
@@ -86,6 +86,7 @@ struct property_data {
static int global_flags = 0;
static struct generic_data *root;
+static GSList *pending = NULL;
static gboolean process_changes(gpointer user_data);
static void process_properties_from_interface(struct generic_data *data,
@@ -271,8 +272,7 @@ static DBusHandlerResult process_message(DBusConnection *connection,
if (reply == NULL)
return DBUS_HANDLER_RESULT_NEED_MEMORY;
- dbus_connection_send(connection, reply, NULL);
- dbus_message_unref(reply);
+ g_dbus_send_message(connection, reply);
return DBUS_HANDLER_RESULT_HANDLED;
}
@@ -312,19 +312,14 @@ void g_dbus_pending_error_valist(DBusConnection *connection,
for (list = pending_security; list; list = list->next) {
struct security_data *secdata = list->data;
- DBusMessage *reply;
if (secdata->pending != pending)
continue;
pending_security = g_slist_remove(pending_security, secdata);
- reply = g_dbus_create_error_valist(secdata->message,
+ g_dbus_send_error_valist(connection, secdata->message,
name, format, args);
- if (reply != NULL) {
- dbus_connection_send(connection, reply, NULL);
- dbus_message_unref(reply);
- }
dbus_message_unref(secdata->message);
g_free(secdata);
@@ -469,18 +464,13 @@ void g_dbus_pending_property_error_valist(GDBusPendingReply id,
va_list args)
{
struct property_data *propdata;
- DBusMessage *reply;
propdata = remove_pending_property_data(id);
if (propdata == NULL)
return;
- reply = g_dbus_create_error_valist(propdata->message, name, format,
- args);
- if (reply != NULL) {
- dbus_connection_send(propdata->conn, reply, NULL);
- dbus_message_unref(reply);
- }
+ g_dbus_send_error_valist(propdata->conn, propdata->message, name,
+ format, args);
dbus_message_unref(propdata->message);
g_free(propdata);
@@ -599,7 +589,9 @@ static void emit_interfaces_added(struct generic_data *data)
dbus_message_iter_close_container(&iter, &array);
- g_dbus_send_message(data->conn, signal);
+ /* Use dbus_connection_send to avoid recursive calls to g_dbus_flush */
+ dbus_connection_send(data->conn, signal, NULL);
+ dbus_message_unref(signal);
}
static struct interface_data *find_interface(GSList *interfaces,
@@ -640,6 +632,16 @@ static gboolean g_dbus_args_have_signature(const GDBusArgInfo *args,
return TRUE;
}
+static void add_pending(struct generic_data *data)
+{
+ if (data->process_id > 0)
+ return;
+
+ data->process_id = g_idle_add(process_changes, data);
+
+ pending = g_slist_append(pending, data);
+}
+
static gboolean remove_interface(struct generic_data *data, const char *name)
{
struct interface_data *iface;
@@ -677,10 +679,7 @@ static gboolean remove_interface(struct generic_data *data, const char *name)
data->removed = g_slist_prepend(data->removed, iface->name);
g_free(iface);
- if (data->process_id > 0)
- return TRUE;
-
- data->process_id = g_idle_add(process_changes, data);
+ add_pending(data);
return TRUE;
}
@@ -976,14 +975,26 @@ static void emit_interfaces_removed(struct generic_data *data)
dbus_message_iter_close_container(&iter, &array);
- g_dbus_send_message(data->conn, signal);
+ /* Use dbus_connection_send to avoid recursive calls to g_dbus_flush */
+ dbus_connection_send(data->conn, signal, NULL);
+ dbus_message_unref(signal);
+}
+
+static void remove_pending(struct generic_data *data)
+{
+ if (data->process_id > 0) {
+ g_source_remove(data->process_id);
+ data->process_id = 0;
+ }
+
+ pending = g_slist_remove(pending, data);
}
static gboolean process_changes(gpointer user_data)
{
struct generic_data *data = user_data;
- data->process_id = 0;
+ remove_pending(data);
if (data->added != NULL)
emit_interfaces_added(data);
@@ -995,6 +1006,8 @@ static gboolean process_changes(gpointer user_data)
if (data->removed != NULL)
emit_interfaces_removed(data);
+ data->process_id = 0;
+
return FALSE;
}
@@ -1008,6 +1021,7 @@ static void generic_unregister(DBusConnection *connection, void *user_data)
if (data->process_id > 0) {
g_source_remove(data->process_id);
+ data->process_id = 0;
process_changes(data);
}
@@ -1211,10 +1225,8 @@ done:
return TRUE;
data->added = g_slist_append(data->added, iface);
- if (data->process_id > 0)
- return TRUE;
- data->process_id = g_idle_add(process_changes, data);
+ add_pending(data);
return TRUE;
}
@@ -1241,6 +1253,8 @@ static struct generic_data *object_path_ref(DBusConnection *connection,
if (!dbus_connection_register_object_path(connection, path,
&generic_table, data)) {
+ dbus_connection_unref(data->conn);
+ g_free(data->path);
g_free(data->introspect);
g_free(data);
return NULL;
@@ -1319,45 +1333,6 @@ static gboolean check_signal(DBusConnection *conn, const char *path,
return FALSE;
}
-static dbus_bool_t emit_signal_valist(DBusConnection *conn,
- const char *path,
- const char *interface,
- const char *name,
- int first,
- va_list var_args)
-{
- DBusMessage *signal;
- dbus_bool_t ret;
- const GDBusArgInfo *args;
-
- if (!check_signal(conn, path, interface, name, &args))
- return FALSE;
-
- signal = dbus_message_new_signal(path, interface, name);
- if (signal == NULL) {
- error("Unable to allocate new %s.%s signal", interface, name);
- return FALSE;
- }
-
- ret = dbus_message_append_args_valist(signal, first, var_args);
- if (!ret)
- goto fail;
-
- if (g_dbus_args_have_signature(args, signal) == FALSE) {
- error("%s.%s: got unexpected signature '%s'", interface, name,
- dbus_message_get_signature(signal));
- ret = FALSE;
- goto fail;
- }
-
- ret = dbus_connection_send(conn, signal, NULL);
-
-fail:
- dbus_message_unref(signal);
-
- return ret;
-}
-
gboolean g_dbus_register_interface(DBusConnection *connection,
const char *path, const char *name,
const GDBusMethodTable *methods,
@@ -1494,6 +1469,21 @@ DBusMessage *g_dbus_create_reply(DBusMessage *message, int type, ...)
return reply;
}
+static void g_dbus_flush(DBusConnection *connection)
+{
+ GSList *l;
+
+ for (l = pending; l;) {
+ struct generic_data *data = l->data;
+
+ l = l->next;
+ if (data->conn != connection)
+ continue;
+
+ process_changes(data);
+ }
+}
+
gboolean g_dbus_send_message(DBusConnection *connection, DBusMessage *message)
{
dbus_bool_t result = FALSE;
@@ -1510,6 +1500,9 @@ gboolean g_dbus_send_message(DBusConnection *connection, DBusMessage *message)
goto out;
}
+ /* Flush pending signal to guarantee message order */
+ g_dbus_flush(connection);
+
result = dbus_connection_send(connection, message, NULL);
out:
@@ -1518,6 +1511,26 @@ out:
return result;
}
+gboolean g_dbus_send_message_with_reply(DBusConnection *connection,
+ DBusMessage *message,
+ DBusPendingCall **call, int timeout)
+{
+ dbus_bool_t ret;
+
+ /* Flush pending signal to guarantee message order */
+ g_dbus_flush(connection);
+
+ ret = dbus_connection_send_with_reply(connection, message, call,
+ timeout);
+
+ if (ret == TRUE && call != NULL && *call == NULL) {
+ error("Unable to send message (passing fd blocked?)");
+ return FALSE;
+ }
+
+ return ret;
+}
+
gboolean g_dbus_send_error_valist(DBusConnection *connection,
DBusMessage *message, const char *name,
const char *format, va_list args)
@@ -1591,7 +1604,7 @@ gboolean g_dbus_emit_signal(DBusConnection *connection,
va_start(args, type);
- result = emit_signal_valist(connection, path, interface,
+ result = g_dbus_emit_signal_valist(connection, path, interface,
name, type, args);
va_end(args);
@@ -1603,8 +1616,36 @@ gboolean g_dbus_emit_signal_valist(DBusConnection *connection,
const char *path, const char *interface,
const char *name, int type, va_list args)
{
- return emit_signal_valist(connection, path, interface,
- name, type, args);
+ DBusMessage *signal;
+ dbus_bool_t ret;
+ const GDBusArgInfo *args_info;
+
+ if (!check_signal(connection, path, interface, name, &args_info))
+ return FALSE;
+
+ signal = dbus_message_new_signal(path, interface, name);
+ if (signal == NULL) {
+ error("Unable to allocate new %s.%s signal", interface, name);
+ return FALSE;
+ }
+
+ ret = dbus_message_append_args_valist(signal, type, args);
+ if (!ret)
+ goto fail;
+
+ if (g_dbus_args_have_signature(args_info, signal) == FALSE) {
+ error("%s.%s: got unexpected signature '%s'", interface, name,
+ dbus_message_get_signature(signal));
+ ret = FALSE;
+ goto fail;
+ }
+
+ return g_dbus_send_message(connection, signal);
+
+fail:
+ dbus_message_unref(signal);
+
+ return ret;
}
static void process_properties_from_interface(struct generic_data *data,
@@ -1615,6 +1656,8 @@ static void process_properties_from_interface(struct generic_data *data,
DBusMessageIter iter, dict, array;
GSList *invalidated;
+ data->pending_prop = FALSE;
+
if (iface->pending_prop == NULL)
return;
@@ -1664,10 +1707,12 @@ static void process_properties_from_interface(struct generic_data *data,
g_slist_free(invalidated);
dbus_message_iter_close_container(&iter, &array);
- g_dbus_send_message(data->conn, signal);
-
g_slist_free(iface->pending_prop);
iface->pending_prop = NULL;
+
+ /* Use dbus_connection_send to avoid recursive calls to g_dbus_flush */
+ dbus_connection_send(data->conn, signal, NULL);
+ dbus_message_unref(signal);
}
static void process_property_changes(struct generic_data *data)
@@ -1679,8 +1724,6 @@ static void process_property_changes(struct generic_data *data)
process_properties_from_interface(data, iface);
}
-
- data->pending_prop = FALSE;
}
void g_dbus_emit_property_changed(DBusConnection *connection,
@@ -1723,10 +1766,7 @@ void g_dbus_emit_property_changed(DBusConnection *connection,
iface->pending_prop = g_slist_prepend(iface->pending_prop,
(void *) property);
- if (!data->process_id) {
- data->process_id = g_idle_add(process_changes, data);
- return;
- }
+ add_pending(data);
}
gboolean g_dbus_get_properties(DBusConnection *connection, const char *path,
diff --git a/gdbus/watch.c b/gdbus/watch.c
index 9e4f994..0f99f4f 100644
--- a/gdbus/watch.c
+++ b/gdbus/watch.c
@@ -281,6 +281,11 @@ static void filter_data_free(struct filter_data *data)
{
GSList *l;
+ /* Remove filter if there are no listeners left for the connection */
+ if (filter_data_find(data->connection) == NULL)
+ dbus_connection_remove_filter(data->connection, message_filter,
+ NULL);
+
for (l = data->callbacks; l != NULL; l = l->next)
g_free(l->data);
@@ -360,8 +365,6 @@ static void service_data_free(struct service_data *data)
static gboolean filter_data_remove_callback(struct filter_data *data,
struct filter_callback *cb)
{
- DBusConnection *connection;
-
data->callbacks = g_slist_remove(data->callbacks, cb);
data->processed = g_slist_remove(data->processed, cb);
@@ -385,16 +388,8 @@ static gboolean filter_data_remove_callback(struct filter_data *data,
if (data->registered && !remove_match(data))
return FALSE;
- connection = dbus_connection_ref(data->connection);
listeners = g_slist_remove(listeners, data);
-
- /* Remove filter if there are no listeners left for the connection */
- if (filter_data_find(connection) == NULL)
- dbus_connection_remove_filter(connection, message_filter,
- NULL);
-
filter_data_free(data);
- dbus_connection_unref(connection);
return TRUE;
}
@@ -524,6 +519,8 @@ static DBusHandlerResult message_filter(DBusConnection *connection,
dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg, DBUS_TYPE_INVALID);
/* Sender is always the owner */
+ if (sender == NULL)
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
for (current = listeners; current != NULL; current = current->next) {
data = current->data;
@@ -563,6 +560,9 @@ static DBusHandlerResult message_filter(DBusConnection *connection,
current);
}
+ if (delete_listener == NULL)
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
for (current = delete_listener; current != NULL;
current = delete_listener->next) {
GSList *l = current->data;
@@ -581,11 +581,6 @@ static DBusHandlerResult message_filter(DBusConnection *connection,
g_slist_free(delete_listener);
- /* Remove filter if there are no listeners left for the connection */
- if (filter_data_find(connection) == NULL)
- dbus_connection_remove_filter(connection, message_filter,
- NULL);
-
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
@@ -593,12 +588,16 @@ static gboolean update_service(void *user_data)
{
struct service_data *data = user_data;
struct filter_callback *cb = data->callback;
+ DBusConnection *conn;
update_name_cache(data->name, data->owner);
+ conn = dbus_connection_ref(data->conn);
+ service_data_free(data);
+
if (cb->conn_func)
- cb->conn_func(data->conn, cb->user_data);
+ cb->conn_func(conn, cb->user_data);
- service_data_free(data);
+ dbus_connection_unref(conn);
return FALSE;
}
@@ -810,6 +809,4 @@ void g_dbus_remove_all_watches(DBusConnection *connection)
listeners = g_slist_remove(listeners, data);
filter_data_call_and_free(data);
}
-
- dbus_connection_remove_filter(connection, message_filter, NULL);
}