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efl/src/lib/eldbus/eldbus_service.c

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#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "eldbus_private.h"
#include "eldbus_private_types.h"
#define DBUS_ANNOTATION(name, value) \
"<annotation" \
" name=\"org.freedesktop.DBus." name "\"" \
" value=\"" value "\"" \
"/>"
#define DBUS_ANNOTATION_DEPRECATED DBUS_ANNOTATION("Deprecated", "true")
#define DBUS_ANNOTATION_NOREPLY DBUS_ANNOTATION("Method.NoReply", "true")
#ifndef DBUS_ERROR_UNKNOWN_INTERFACE
# define DBUS_ERROR_UNKNOWN_INTERFACE "org.freedesktop.DBus.Error.UnknownInterface"
#endif
#ifndef DBUS_ERROR_UNKNOWN_PROPERTY
# define DBUS_ERROR_UNKNOWN_PROPERTY "org.freedesktop.DBus.Error.UnknownProperty"
#endif
#ifndef DBUS_ERROR_PROPERTY_READ_ONLY
# define DBUS_ERROR_PROPERTY_READ_ONLY "org.freedesktop.DBus.Error.PropertyReadOnly"
#endif
#define ELDBUS_SERVICE_INTERFACE_CHECK(obj) \
do \
{ \
EINA_SAFETY_ON_NULL_RETURN(obj); \
if (!EINA_MAGIC_CHECK(obj, ELDBUS_SERVICE_INTERFACE_MAGIC)) \
{ \
EINA_MAGIC_FAIL(obj, ELDBUS_SERVICE_INTERFACE_MAGIC); \
return; \
} \
} \
while (0)
#define ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(obj, retval) \
do \
{ \
EINA_SAFETY_ON_NULL_RETURN_VAL(obj, retval); \
if (!EINA_MAGIC_CHECK(obj, ELDBUS_SERVICE_INTERFACE_MAGIC)) \
{ \
EINA_MAGIC_FAIL(obj, ELDBUS_SERVICE_INTERFACE_MAGIC); \
return retval; \
} \
} \
while (0)
static void _object_unregister(DBusConnection *conn, void *user_data);
static DBusHandlerResult _object_handler(DBusConnection *conn, DBusMessage *message, void *user_data);
static void _object_free(Eldbus_Service_Object *obj);
static void _interface_free(Eldbus_Service_Interface *interface);
static void _on_connection_free(void *data, const void *dead_pointer);
static DBusObjectPathVTable vtable = {
_object_unregister,
_object_handler,
NULL,
NULL,
NULL,
NULL
};
static Eldbus_Service_Interface *introspectable;
static Eldbus_Service_Interface *properties_iface;
static Eldbus_Service_Interface *objmanager;
static inline void
_introspect_arguments_append(Eina_Strbuf *buf, const Eldbus_Arg_Info *args,
const char *direction)
{
for (; args && args->signature; args++)
{
if (args->name && args->name[0])
eina_strbuf_append_printf(buf, "<arg type=\"%s\" name=\"%s\"",
args->signature, args->name);
else
eina_strbuf_append_printf(buf, "<arg type=\"%s\"", args->signature);
if (direction)
eina_strbuf_append_printf(buf, " direction=\"%s\" />", direction);
else
eina_strbuf_append(buf, " />");
}
}
static inline void
_introspect_append_signal(Eina_Strbuf *buf, const Eldbus_Signal *sig)
{
eina_strbuf_append_printf(buf, "<signal name=\"%s\"", sig->name);
if (!sig->flags && !(sig->args && sig->args->signature))
{
eina_strbuf_append(buf, " />");
return;
}
eina_strbuf_append(buf, ">");
if (sig->flags & ELDBUS_SIGNAL_FLAG_DEPRECATED)
eina_strbuf_append(buf, DBUS_ANNOTATION_DEPRECATED);
_introspect_arguments_append(buf, sig->args, NULL);
eina_strbuf_append(buf, "</signal>");
}
static inline void
_instrospect_append_property(Eina_Strbuf *buf, const Eldbus_Property *prop, const Eldbus_Service_Interface *iface)
{
eina_strbuf_append_printf(buf, "<property name=\"%s\" type=\"%s\" access=\"",
prop->name, prop->type);
if (iface->get_func || prop->get_func)
eina_strbuf_append(buf, "read");
if (iface->set_func || prop->set_func)
eina_strbuf_append(buf, "write");
if (!prop->flags)
{
eina_strbuf_append(buf, "\" />");
return;
}
eina_strbuf_append(buf, "\">");
if (prop->flags & ELDBUS_PROPERTY_FLAG_DEPRECATED)
eina_strbuf_append(buf, DBUS_ANNOTATION_DEPRECATED);
eina_strbuf_append(buf, "</property>");
}
static inline void
_introspect_append_method(Eina_Strbuf *buf, const Eldbus_Method *method)
{
eina_strbuf_append_printf(buf, "<method name=\"%s\">", method->member);
if (method->flags & ELDBUS_METHOD_FLAG_DEPRECATED)
eina_strbuf_append(buf, DBUS_ANNOTATION_DEPRECATED);
if (method->flags & ELDBUS_METHOD_FLAG_NOREPLY)
eina_strbuf_append(buf, DBUS_ANNOTATION_NOREPLY);
_introspect_arguments_append(buf, method->in, "in");
_introspect_arguments_append(buf, method->out, "out");
eina_strbuf_append(buf, "</method>");
}
typedef struct _Property
{
const Eldbus_Property *property;
Eina_Bool is_invalidate:1;
} Property;
static void
_introspect_append_interface(Eina_Strbuf *buf, Eldbus_Service_Interface *iface)
{
const Eldbus_Method *method;
Property *prop;
Eina_Iterator *iterator;
unsigned short i;
eina_strbuf_append_printf(buf, "<interface name=\"%s\">", iface->name);
iterator = eina_hash_iterator_data_new(iface->methods);
EINA_ITERATOR_FOREACH(iterator, method)
_introspect_append_method(buf, method);
eina_iterator_free(iterator);
for (i = 0; i < eina_array_count(iface->sign_of_signals); i++)
_introspect_append_signal(buf, &iface->signals[i]);
iterator = eina_hash_iterator_data_new(iface->properties);
EINA_ITERATOR_FOREACH(iterator, prop)
_instrospect_append_property(buf, prop->property, iface);
eina_iterator_free(iterator);
eina_strbuf_append(buf, "</interface>");
}
static Eldbus_Message *
_cb_property_get(const Eldbus_Service_Interface *piface, const Eldbus_Message *msg)
{
const char *propname, *iface_name;
Eldbus_Service_Object *obj = piface->obj;
Eldbus_Service_Interface *iface;
Property *prop;
Eldbus_Message *reply, *error_reply = NULL;
Eldbus_Message_Iter *main_iter, *variant;
Eina_Bool ret;
Eldbus_Property_Get_Cb getter = NULL;
if (!eldbus_message_arguments_get(msg, "ss", &iface_name, &propname))
return NULL;
iface = eina_hash_find(obj->interfaces, iface_name);
if (!iface)
return eldbus_message_error_new(msg, DBUS_ERROR_UNKNOWN_INTERFACE,
"Interface not found.");
prop = eina_hash_find(iface->properties, propname);
if (!prop || prop->is_invalidate) goto not_found;
if (prop->property->get_func)
getter = prop->property->get_func;
else if (iface->get_func)
getter = iface->get_func;
if (!getter) goto not_found;
reply = eldbus_message_method_return_new(msg);
EINA_SAFETY_ON_NULL_RETURN_VAL(reply, NULL);
main_iter = eldbus_message_iter_get(reply);
variant = eldbus_message_iter_container_new(main_iter, 'v',
prop->property->type);
ret = getter(iface, propname, variant, msg, &error_reply);
if (ret)
{
eldbus_message_iter_container_close(main_iter, variant);
return reply;
}
eldbus_message_unref(reply);
return error_reply;
not_found:
return eldbus_message_error_new(msg, DBUS_ERROR_UNKNOWN_PROPERTY,
"Property not found.");
}
static Eina_Bool
_props_getall(Eldbus_Service_Interface *iface, Eina_Iterator *iterator, Eldbus_Message_Iter *dict, const Eldbus_Message *input_msg, Eldbus_Message **error_reply)
{
Property *prop;
EINA_ITERATOR_FOREACH(iterator, prop)
{
Eldbus_Message_Iter *entry, *var;
Eina_Bool ret;
Eldbus_Property_Get_Cb getter = NULL;
if (prop->property->get_func)
getter = prop->property->get_func;
else if (iface->get_func)
getter = iface->get_func;
if (!getter || prop->is_invalidate)
continue;
if (!eldbus_message_iter_arguments_append(dict, "{sv}", &entry))
continue;
eldbus_message_iter_basic_append(entry, 's', prop->property->name);
var = eldbus_message_iter_container_new(entry, 'v',
prop->property->type);
ret = getter(iface, prop->property->name, var, input_msg, error_reply);
if (!ret)
return EINA_FALSE;
eldbus_message_iter_container_close(entry, var);
eldbus_message_iter_container_close(dict, entry);
}
return EINA_TRUE;
}
static Eldbus_Message *
_cb_property_getall(const Eldbus_Service_Interface *piface, const Eldbus_Message *msg)
{
const char *iface_name;
Eldbus_Service_Object *obj = piface->obj;
Eldbus_Service_Interface *iface;
Eina_Iterator *iterator;
Eldbus_Message *reply, *error_reply;
Eldbus_Message_Iter *main_iter, *dict;
if (!eldbus_message_arguments_get(msg, "s", &iface_name))
return NULL;
iface = eina_hash_find(obj->interfaces, iface_name);
if (!iface)
return eldbus_message_error_new(msg, DBUS_ERROR_UNKNOWN_INTERFACE,
"Interface not found.");
reply = eldbus_message_method_return_new(msg);
EINA_SAFETY_ON_NULL_RETURN_VAL(reply, NULL);
main_iter = eldbus_message_iter_get(reply);
if (!eldbus_message_iter_arguments_append(main_iter, "a{sv}", &dict))
{
eldbus_message_unref(reply);
return NULL;
}
iterator = eina_hash_iterator_data_new(iface->properties);
if (!_props_getall(iface, iterator, dict, msg, &error_reply))
{
eldbus_message_unref(reply);
eina_iterator_free(iterator);
return error_reply;
}
eldbus_message_iter_container_close(main_iter, dict);
eina_iterator_free(iterator);
return reply;
}
static Eldbus_Message *
_cb_property_set(const Eldbus_Service_Interface *piface, const Eldbus_Message *msg)
{
const char *propname, *iface_name;
Eldbus_Service_Object *obj = piface->obj;
Eldbus_Service_Interface *iface;
Property *prop;
Eldbus_Message *reply;
Eldbus_Message_Iter *variant;
Eldbus_Property_Set_Cb setter = NULL;
if (!eldbus_message_arguments_get(msg, "ssv", &iface_name, &propname, &variant))
return NULL;
iface = eina_hash_find(obj->interfaces, iface_name);
if (!iface)
return eldbus_message_error_new(msg, DBUS_ERROR_UNKNOWN_INTERFACE,
"Interface not found.");
prop = eina_hash_find(iface->properties, propname);
if (!prop || prop->is_invalidate)
return eldbus_message_error_new(msg, DBUS_ERROR_UNKNOWN_PROPERTY,
"Property not found.");
if (prop->property->set_func)
setter = prop->property->set_func;
else if (iface->set_func)
setter = iface->set_func;
if (!setter)
return eldbus_message_error_new(msg, DBUS_ERROR_PROPERTY_READ_ONLY,
"This property is read only");
reply = setter(iface, propname, variant, msg);
return reply;
}
static Eldbus_Message *
cb_introspect(const Eldbus_Service_Interface *_iface, const Eldbus_Message *message)
{
Eldbus_Service_Object *obj = _iface->obj;
Eldbus_Message *reply = eldbus_message_method_return_new(message);
if (obj->introspection_dirty || !obj->introspection_data)
{
Eina_Iterator *iterator;
Eldbus_Service_Interface *iface;
Eldbus_Service_Object *child;
size_t baselen;
if (obj->introspection_data)
eina_strbuf_reset(obj->introspection_data);
else
obj->introspection_data = eina_strbuf_new();
EINA_SAFETY_ON_NULL_GOTO(obj->introspection_data, fail);
eina_strbuf_append(obj->introspection_data, "<!DOCTYPE node PUBLIC \"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\" \"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\">");
eina_strbuf_append_printf(obj->introspection_data,
"<node name=\"%s\">", obj->path);
iterator = eina_hash_iterator_data_new(obj->interfaces);
EINA_ITERATOR_FOREACH(iterator, iface)
_introspect_append_interface(obj->introspection_data, iface);
eina_iterator_free(iterator);
baselen = strlen(obj->path);
/* account for the last '/' */
if (baselen != 1)
baselen++;
EINA_INLIST_FOREACH(obj->children, child)
eina_strbuf_append_printf(obj->introspection_data,
"<node name=\"%s\" />",
child->path + baselen);
eina_strbuf_append(obj->introspection_data, "</node>");
obj->introspection_dirty = EINA_FALSE;
}
eldbus_message_arguments_append(reply, "s", eina_strbuf_string_get(obj->introspection_data));
return reply;
fail:
if (reply) eldbus_message_unref(reply);
return NULL;
}
static const Eldbus_Method introspect = {
"Introspect", NULL, ELDBUS_ARGS({ "s", "xml" }), cb_introspect, 0
};
static void
_introspectable_create(void)
{
introspectable = calloc(1, sizeof(Eldbus_Service_Interface));
EINA_SAFETY_ON_NULL_RETURN(introspectable);
EINA_MAGIC_SET(introspectable, ELDBUS_SERVICE_INTERFACE_MAGIC);
introspectable->sign_of_signals = eina_array_new(1);
introspectable->properties = eina_hash_string_small_new(NULL);
introspectable->name = ELDBUS_FDO_INTERFACE_INTROSPECTABLE;
introspectable->methods = eina_hash_string_small_new(NULL);
eina_hash_add(introspectable->methods, introspect.member, &introspect);
}
static void
_default_interfaces_free(void)
{
eina_hash_free(introspectable->methods);
eina_hash_free(introspectable->properties);
eina_array_free(introspectable->sign_of_signals);
free(introspectable);
eina_hash_free(properties_iface->methods);
eina_hash_free(properties_iface->properties);
eina_array_free(properties_iface->sign_of_signals);
free(properties_iface);
eina_hash_free(objmanager->methods);
eina_hash_free(objmanager->properties);
eina_array_free(objmanager->sign_of_signals);
free(objmanager);
}
static const Eldbus_Method _property_methods[] = {
{
"Get", ELDBUS_ARGS({"s", "interface"}, {"s", "property"}),
ELDBUS_ARGS({"v", "value"}), _cb_property_get, 0
},
{
"Set", ELDBUS_ARGS({"s", "interface"}, {"s", "property"}, {"v", "value"}),
NULL, _cb_property_set, 0
},
{
"GetAll", ELDBUS_ARGS({"s", "interface"}), ELDBUS_ARGS({"a{sv}", "props"}),
_cb_property_getall, 0
}
};
static const Eldbus_Signal _properties_signals[] = {
{
"PropertiesChanged",
ELDBUS_ARGS({"s", "interface"}, {"a{sv}", "changed_properties"}, {"as", "invalidated_properties"}), 0
}
};
static void
_properties_create(void)
{
properties_iface = calloc(1, sizeof(Eldbus_Service_Interface));
if (!properties_iface) return;
properties_iface->sign_of_signals = eina_array_new(1);
properties_iface->properties = eina_hash_string_small_new(NULL);
properties_iface->name = ELDBUS_FDO_INTERFACE_PROPERTIES;
properties_iface->methods = eina_hash_string_small_new(NULL);
EINA_MAGIC_SET(properties_iface, ELDBUS_SERVICE_INTERFACE_MAGIC);
eina_hash_add(properties_iface->methods, _property_methods[0].member,
&_property_methods[0]);
eina_hash_add(properties_iface->methods, _property_methods[1].member,
&_property_methods[1]);
eina_hash_add(properties_iface->methods, _property_methods[2].member,
&_property_methods[2]);
properties_iface->signals = _properties_signals;
eina_array_push(properties_iface->sign_of_signals, "sa{sv}as");
}
static Eina_Bool
_propmgr_iface_props_append(Eldbus_Service_Interface *iface, Eldbus_Message_Iter *array)
{
Eldbus_Message_Iter *iface_entry, *props_array;
Eina_Iterator *iterator;
Eldbus_Message *error_msg;
eldbus_message_iter_arguments_append(array, "{sa{sv}}", &iface_entry);
eldbus_message_iter_arguments_append(iface_entry, "sa{sv}", iface->name, &props_array);
iterator = eina_hash_iterator_data_new(iface->properties);
if (!_props_getall(iface, iterator, props_array, NULL, &error_msg))
{
ERR("Error reply was set without pass any input message.");
eldbus_message_unref(error_msg);
eina_iterator_free(iterator);
return EINA_FALSE;
}
eina_iterator_free(iterator);
eldbus_message_iter_container_close(iface_entry, props_array);
eldbus_message_iter_container_close(array, iface_entry);
return EINA_TRUE;
}
static Eina_Bool
_managed_obj_append(Eldbus_Service_Object *obj, Eldbus_Message_Iter *array, Eina_Bool first)
{
Eldbus_Message_Iter *obj_entry, *array_interface;
Eina_Iterator *iface_iter;
Eldbus_Service_Interface *iface;
Eldbus_Service_Object *children;
if (first) goto foreach;
if (obj->objmanager) return EINA_TRUE;
eldbus_message_iter_arguments_append(array, "{oa{sa{sv}}}", &obj_entry);
eldbus_message_iter_arguments_append(obj_entry, "oa{sa{sv}}", obj->path,
&array_interface);
iface_iter = eina_hash_iterator_data_new(obj->interfaces);
EINA_ITERATOR_FOREACH(iface_iter, iface)
{
Eina_Bool ret;
if (eina_list_data_find(obj->iface_added, iface))
continue;
ret = _propmgr_iface_props_append(iface, array_interface);
if (ret)
continue;
eina_iterator_free(iface_iter);
return EINA_FALSE;
}
eina_iterator_free(iface_iter);
eldbus_message_iter_container_close(obj_entry, array_interface);
eldbus_message_iter_container_close(array, obj_entry);
foreach:
EINA_INLIST_FOREACH(obj->children, children)
{
Eina_Bool ret;
ret = _managed_obj_append(children, array, EINA_FALSE);
if (!ret) return EINA_FALSE;
}
return EINA_TRUE;
}
static Eldbus_Message *
_cb_managed_objects(const Eldbus_Service_Interface *iface, const Eldbus_Message *msg)
{
Eldbus_Message *reply = eldbus_message_method_return_new(msg);
Eldbus_Message_Iter *array_path, *main_iter;
Eina_Bool ret;
EINA_SAFETY_ON_NULL_RETURN_VAL(reply, NULL);
main_iter = eldbus_message_iter_get(reply);
eldbus_message_iter_arguments_append(main_iter, "a{oa{sa{sv}}}", &array_path);
ret = _managed_obj_append(iface->obj, array_path, EINA_TRUE);
if (!ret)
{
eldbus_message_unref(reply);
return eldbus_message_error_new(msg, "org.freedesktop.DBus.Error",
"Irrecoverable error happen");
}
eldbus_message_iter_container_close(main_iter, array_path);
return reply;
}
static Eldbus_Method get_managed_objects = {
"GetManagedObjects", NULL, ELDBUS_ARGS({"a{oa{sa{sv}}}", "objects"}),
_cb_managed_objects, 0
};
static const Eldbus_Signal _object_manager_signals[] = {
{
"InterfacesAdded", ELDBUS_ARGS({"o", "object"}, {"a{sa{sv}}", "interfaces"}), 0
},
{
"InterfacesRemoved", ELDBUS_ARGS({"o", "object"}, {"as", "interfaces"}), 0
}
};
static void
_object_manager_create(void)
{
objmanager = calloc(1, sizeof(Eldbus_Service_Interface));
if (!objmanager) return;
EINA_MAGIC_SET(objmanager, ELDBUS_SERVICE_INTERFACE_MAGIC);
objmanager->sign_of_signals = eina_array_new(1);
objmanager->properties = eina_hash_string_small_new(NULL);
objmanager->name = ELDBUS_FDO_INTERFACE_OBJECT_MANAGER;
objmanager->methods = eina_hash_string_small_new(NULL);
eina_hash_add(objmanager->methods, get_managed_objects.member,
&get_managed_objects);
objmanager->signals = _object_manager_signals;
eina_array_push(objmanager->sign_of_signals, "oa{sa{sv}}");
eina_array_push(objmanager->sign_of_signals, "oas");
}
Eina_Bool
eldbus_service_init(void)
{
_introspectable_create();
EINA_SAFETY_ON_NULL_RETURN_VAL(introspectable, EINA_FALSE);
_properties_create();
EINA_SAFETY_ON_NULL_RETURN_VAL(properties_iface, EINA_FALSE);
_object_manager_create();
EINA_SAFETY_ON_NULL_RETURN_VAL(objmanager, EINA_FALSE);
return EINA_TRUE;
}
void
eldbus_service_shutdown(void)
{
_default_interfaces_free();
}
static Eldbus_Service_Object *
_eldbus_service_object_parent_find(Eldbus_Service_Object *obj)
{
Eldbus_Service_Object *parent = NULL;
size_t len = strlen(obj->path);
char *path = strdup(obj->path);
char *slash;
for (slash = path[len] != '/' ? &path[len - 1] : &path[len - 2];
slash > path; slash--)
{
if (*slash != '/')
continue;
*slash = '\0';
if (dbus_connection_get_object_path_data(obj->conn->dbus_conn,
path, (void **) &parent) && parent != NULL)
break;
}
free(path);
return parent;
}
static Eldbus_Service_Object *
_eldbus_service_object_add(Eldbus_Connection *conn, const char *path, Eina_Bool fallback)
{
Eldbus_Service_Object *obj, *rootobj;
Eina_Inlist *safe;
size_t pathlen;
obj = calloc(1, sizeof(Eldbus_Service_Object));
EINA_SAFETY_ON_NULL_RETURN_VAL(obj, NULL);
obj->fallback = fallback;
if ((fallback && !dbus_connection_register_fallback(conn->dbus_conn, path, &vtable, obj)) ||
(!fallback && !dbus_connection_register_object_path(conn->dbus_conn, path, &vtable, obj)))
{
free(obj);
return NULL;
}
obj->conn = conn;
obj->path = eina_stringshare_add(path);
obj->interfaces = eina_hash_string_superfast_new(NULL);
eldbus_connection_free_cb_add(conn, _on_connection_free, obj);
eina_hash_add(obj->interfaces, introspectable->name, introspectable);
eina_hash_add(obj->interfaces, properties_iface->name, properties_iface);
obj->parent = _eldbus_service_object_parent_find(obj);
if (obj->parent)
{
obj->parent->children = eina_inlist_append(obj->parent->children,
EINA_INLIST_GET(obj));
obj->parent->introspection_dirty = EINA_TRUE;
return obj;
}
/*
* If there wasn't any object above us, check if anyone in conn->root_obj
* should become our child and append ourselves there.
*/
pathlen = strlen(obj->path);
EINA_INLIST_FOREACH_SAFE(conn->root_objs, safe, rootobj)
{
if (strncmp(obj->path, rootobj->path, pathlen) != 0)
continue;
if (rootobj->path[pathlen] != '/' && pathlen > 1)
continue;
conn->root_objs = eina_inlist_remove(conn->root_objs,
EINA_INLIST_GET(rootobj));
obj->children = eina_inlist_append(obj->children,
EINA_INLIST_GET(rootobj));
rootobj->parent = obj;
}
conn->root_objs = eina_inlist_append(conn->root_objs, EINA_INLIST_GET(obj));
return obj;
}
static void
_props_free(void *data)
{
Property *p = data;
free(p);
}
static void
_object_manager_iface_added_emit(Eldbus_Service_Object *obj,
Eldbus_Service_Object *parent)
{
Eldbus_Service_Interface *iface;
Eldbus_Message_Iter *iter, *array;
Eldbus_Message *sig = eldbus_message_signal_new(parent->path,
ELDBUS_FDO_INTERFACE_OBJECT_MANAGER,
"InterfacesAdded");
EINA_SAFETY_ON_NULL_RETURN(sig);
iter = eldbus_message_iter_get(sig);
eldbus_message_iter_arguments_append(iter, "oa{sa{sv}}", obj->path,
&array);
EINA_LIST_FREE(obj->iface_added, iface)
{
if (!_propmgr_iface_props_append(iface, array))
{
ERR("Could not append properties to InterfacesAdded signal");
eldbus_message_unref(sig);
goto done;
}
}
eldbus_message_iter_container_close(iter, array);
eldbus_connection_send(parent->conn, sig, NULL, NULL, -1);
return;
done:
obj->iface_added = eina_list_free(obj->iface_added);
}
static void
_object_manager_iface_removed_emit(Eldbus_Service_Object *obj,
Eldbus_Service_Object *parent)
{
Eina_List *l;
const char *name;
Eldbus_Message_Iter *iter, *array;
Eldbus_Message *sig = eldbus_message_signal_new(parent->path,
ELDBUS_FDO_INTERFACE_OBJECT_MANAGER,
"InterfacesRemoved");
EINA_SAFETY_ON_NULL_RETURN(sig);
iter = eldbus_message_iter_get(sig);
eldbus_message_iter_arguments_append(iter, "oas", obj->path, &array);
EINA_LIST_FOREACH(obj->iface_removed, l, name)
{
eldbus_message_iter_arguments_append(array, "s", name);
eina_stringshare_del(name);
}
eldbus_message_iter_container_close(iter, array);
eldbus_connection_send(parent->conn, sig, NULL, NULL, -1);
obj->iface_removed = eina_list_free(obj->iface_removed);
}
static Eldbus_Service_Object *
_object_manager_parent_find(Eldbus_Service_Object *obj)
{
if (!obj->parent)
return NULL;
if (obj->parent->objmanager)
return obj->parent;
return _object_manager_parent_find(obj->parent);
}
static Eina_Bool
_object_manager_changes_process(void *data)
{
Eldbus_Service_Object *obj = data;
Eldbus_Service_Object *parent = _object_manager_parent_find(obj);
obj->idle_enterer_iface_changed = NULL;
if (!parent)
{
const char *name;
obj->iface_added = eina_list_free(obj->iface_added);
EINA_LIST_FREE(obj->iface_removed, name)
eina_stringshare_del(name);
return EINA_FALSE;
}
if (obj->iface_added)
_object_manager_iface_added_emit(obj, parent);
if (obj->iface_removed)
_object_manager_iface_removed_emit(obj, parent);
return EINA_FALSE;
}
static Eldbus_Service_Interface *
_eldbus_service_interface_add(Eldbus_Service_Object *obj, const char *interface)
{
Eldbus_Service_Interface *iface;
iface = eina_hash_find(obj->interfaces, interface);
if (iface) return iface;
iface = calloc(1, sizeof(Eldbus_Service_Interface));
EINA_SAFETY_ON_NULL_RETURN_VAL(iface, NULL);
EINA_MAGIC_SET(iface, ELDBUS_SERVICE_INTERFACE_MAGIC);
iface->name = eina_stringshare_add(interface);
iface->methods = eina_hash_string_superfast_new(NULL);
iface->properties = eina_hash_string_superfast_new(_props_free);
iface->obj = obj;
eina_hash_add(obj->interfaces, iface->name, iface);
if (!obj->idle_enterer_iface_changed)
obj->idle_enterer_iface_changed = ecore_idle_enterer_add(_object_manager_changes_process,
obj);
obj->iface_added = eina_list_append(obj->iface_added, iface);
return iface;
}
static Eina_Bool
_have_signature(const Eldbus_Arg_Info *args, Eldbus_Message *msg)
{
const char *sig = dbus_message_get_signature(msg->dbus_msg);
const char *p = NULL;
for (; args && args->signature && *sig; args++)
{
p = args->signature;
for (; *sig && *p; sig++, p++)
{
if (*p != *sig)
return EINA_FALSE;
}
}
if (*sig || (p && *p) || (args && args->signature))
return EINA_FALSE;
return EINA_TRUE;
}
static Eina_Bool
_eldbus_service_method_add(Eldbus_Service_Interface *interface,
const Eldbus_Method *method)
{
EINA_SAFETY_ON_TRUE_RETURN_VAL(!!eina_hash_find(interface->methods,
method->member), EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN_VAL(method->member, EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN_VAL(method->cb, EINA_FALSE);
eina_hash_add(interface->methods, method->member, method);
return EINA_TRUE;
}
static Eina_Bool
_eldbus_service_property_add(Eldbus_Service_Interface *interface,
const Eldbus_Property *property)
{
Property *p;
EINA_SAFETY_ON_TRUE_RETURN_VAL(!!eina_hash_find(interface->properties,
property->name), EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN_VAL(property->type, EINA_FALSE);
EINA_SAFETY_ON_FALSE_RETURN_VAL(
dbus_signature_validate_single(property->type, NULL), EINA_FALSE);
p = calloc(1, sizeof(Property));
EINA_SAFETY_ON_NULL_RETURN_VAL(p, EINA_FALSE);
p->property = property;
return eina_hash_add(interface->properties, property->name, p);
}
/* Check if all signals in desc have valid signatures and return an Eina_Array
* with each of them. Return NULL if any of the signatures is invalid */
static inline Eina_Array *
_eldbus_service_interface_desc_signals_signatures_get(
const Eldbus_Service_Interface_Desc *desc)
{
const Eldbus_Signal *sig;
Eina_Strbuf *buf = eina_strbuf_new();
Eina_Array *signatures = eina_array_new(1);
EINA_SAFETY_ON_NULL_GOTO(buf, fail_signature);
EINA_SAFETY_ON_NULL_GOTO(signatures, fail_signature);
for (sig = desc->signals; sig && sig->name; sig++)
{
const Eldbus_Arg_Info *arg;
eina_strbuf_reset(buf);
for (arg = sig->args; arg && arg->signature; arg++)
eina_strbuf_append(buf, arg->signature);
if (!dbus_signature_validate(eina_strbuf_string_get(buf), NULL))
{
ERR("Signal with invalid signature: interface=%s signal=%s",
desc->interface, sig->name);
goto fail_signature;
}
eina_array_push(signatures,
eina_stringshare_add(eina_strbuf_string_get(buf)));
}
eina_strbuf_free(buf);
return signatures;
fail_signature:
if (buf) eina_strbuf_free(buf);
if (signatures) eina_array_free(signatures);
return NULL;
}
static Eldbus_Service_Interface *
_eldbus_service_interface_register(Eldbus_Connection *conn, const char *path, const Eldbus_Service_Interface_Desc *desc, Eina_Bool fallback, unsigned int version)
{
Eldbus_Service_Object *obj;
Eldbus_Service_Interface *iface;
const Eldbus_Method *method;
const Eldbus_Method2 *method2;
const Eldbus_Property *property;
Eina_Array *signatures;
EINA_SAFETY_ON_NULL_RETURN_VAL(conn, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(path, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(desc, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(desc->interface, NULL);
if (!dbus_connection_get_object_path_data(conn->dbus_conn, path,
(void*)&obj))
{
ERR("Invalid object path");
return NULL;
}
signatures = _eldbus_service_interface_desc_signals_signatures_get(desc);
if (!signatures)
return NULL;
if (!obj)
obj = _eldbus_service_object_add(conn, path, fallback);
else
obj->introspection_dirty = EINA_TRUE;
EINA_SAFETY_ON_NULL_GOTO(obj, fail);
iface = _eldbus_service_interface_add(obj, desc->interface);
if (!iface)
goto fail;
for (method = desc->methods; method && method->member; method++)
_eldbus_service_method_add(iface, method);
if(version >= 2)
{
Eldbus_Service_Interface_Desc2* desc2 = (void*)desc;
for (method2 = desc2->methods2; method2 && method2->method.member; method2++)
_eldbus_service_method_add(iface, &method2->method);
}
iface->signals = desc->signals;
iface->sign_of_signals = signatures;
for (property = desc->properties; property && property->name; property++)
_eldbus_service_property_add(iface, property);
iface->get_func = desc->default_get;
iface->set_func = desc->default_set;
return iface;
fail:
eina_array_free(signatures);
if (obj && (eina_hash_population(obj->interfaces) < 2))
_object_free(obj);
return NULL;
}
EAPI Eldbus_Service_Interface *
eldbus_service_interface_register(Eldbus_Connection *conn, const char *path, const Eldbus_Service_Interface_Desc *desc)
{
return _eldbus_service_interface_register(conn, path, desc, EINA_FALSE, 1u);
}
EAPI Eldbus_Service_Interface *
eldbus_service_interface_register2(Eldbus_Connection *conn, const char *path, const Eldbus_Service_Interface_Desc2 *desc)
{
return _eldbus_service_interface_register(conn, path, &desc->description, EINA_FALSE, desc->version);
}
EAPI Eldbus_Service_Interface *
eldbus_service_interface_fallback_register(Eldbus_Connection *conn, const char *path, const Eldbus_Service_Interface_Desc *desc)
{
return _eldbus_service_interface_register(conn, path, desc, EINA_TRUE, 1u);
}
EAPI Eldbus_Service_Interface *
eldbus_service_interface_fallback_register2(Eldbus_Connection *conn, const char *path, const Eldbus_Service_Interface_Desc2 *desc)
{
return _eldbus_service_interface_register(conn, path, &desc->description, EINA_TRUE, desc->version);
}
static Eina_Bool
_idle_enterer_propschanged(void *data)
{
Eldbus_Service_Interface *iface = data;
Eldbus_Message *msg;
Eldbus_Message_Iter *main_iter, *dict, *array_invalidate;
Eina_Hash *added = NULL;
Property *prop;
iface->idle_enterer_propschanged = NULL;
added = eina_hash_string_small_new(NULL);
msg = eldbus_message_signal_new(iface->obj->path, properties_iface->name,
properties_iface->signals[0].name);
EINA_SAFETY_ON_NULL_GOTO(msg, error);
main_iter = eldbus_message_iter_get(msg);
if (!eldbus_message_iter_arguments_append(main_iter, "sa{sv}", iface->name, &dict))
{
eldbus_message_unref(msg);
goto error;
}
if (!iface->props_changed)
goto invalidate;
while ((prop = eina_array_pop(iface->props_changed)))
{
Eldbus_Message_Iter *entry, *var;
Eldbus_Message *error_reply = NULL;
Eina_Bool ret;
Eldbus_Property_Get_Cb getter = NULL;
if (eina_hash_find(added, prop->property->name))
continue;
eina_hash_add(added, prop->property->name, prop);
if (prop->property->get_func)
getter = prop->property->get_func;
else if (iface->get_func)
getter = iface->get_func;
if (!getter || prop->is_invalidate)
continue;
if (!eldbus_message_iter_arguments_append(dict, "{sv}", &entry))
{
eldbus_message_unref(msg);
goto error;
}
eldbus_message_iter_basic_append(entry, 's', prop->property->name);
var = eldbus_message_iter_container_new(entry, 'v',
prop->property->type);
ret = getter(iface, prop->property->name, var, NULL, &error_reply);
if (!ret)
{
eldbus_message_unref(msg);
if (error_reply)
{
ERR("Error reply was set without pass any input message.");
eldbus_message_unref(error_reply);
}
ERR("Getter of property %s returned error.", prop->property->name);
goto error;
}
eldbus_message_iter_container_close(entry, var);
eldbus_message_iter_container_close(dict, entry);
}
invalidate:
eldbus_message_iter_container_close(main_iter, dict);
eldbus_message_iter_arguments_append(main_iter, "as", &array_invalidate);
if (!iface->prop_invalidated)
goto end;
while ((prop = eina_array_pop(iface->prop_invalidated)))
{
if (!prop->is_invalidate)
continue;
eldbus_message_iter_basic_append(array_invalidate, 's',
prop->property->name);
}
end:
eldbus_message_iter_container_close(main_iter, array_invalidate);
eldbus_service_signal_send(iface, msg);
error:
if (added)
eina_hash_free(added);
if (iface->props_changed)
eina_array_flush(iface->props_changed);
if (iface->prop_invalidated)
eina_array_flush(iface->prop_invalidated);
return ECORE_CALLBACK_CANCEL;
}
static void
_interface_free(Eldbus_Service_Interface *interface)
{
const char *sig;
Eldbus_Service_Object *obj;
Eina_List *l;
if (interface == introspectable || interface == properties_iface ||
interface == objmanager)
return;
/**
* flush props changes before remove interface
*/
if (interface->idle_enterer_propschanged)
{
ecore_idle_enterer_del(interface->idle_enterer_propschanged);
_idle_enterer_propschanged(interface);
}
eina_hash_free(interface->methods);
while ((sig = eina_array_pop(interface->sign_of_signals)))
eina_stringshare_del(sig);
eina_array_free(interface->sign_of_signals);
eina_hash_free(interface->properties);
if (interface->props_changed)
eina_array_free(interface->props_changed);
if (interface->prop_invalidated)
eina_array_free(interface->prop_invalidated);
obj = interface->obj;
l = eina_list_data_find_list(obj->iface_added, interface);
if (l)
{
/* Adding and removing the interface in the same main loop iteration.
* Let's not send any signal */
obj->iface_added = eina_list_remove_list(obj->iface_added, l);
if (!obj->iface_added && !obj->iface_removed && obj->idle_enterer_iface_changed)
{
ecore_idle_enterer_del(obj->idle_enterer_iface_changed);
obj->idle_enterer_iface_changed = NULL;
}
}
else
{
if (!obj->idle_enterer_iface_changed)
{
obj->idle_enterer_iface_changed = ecore_idle_enterer_add(
_object_manager_changes_process, obj);
}
obj->iface_removed = eina_list_append(
obj->iface_removed, eina_stringshare_ref(interface->name));
}
eina_stringshare_del(interface->name);
free(interface);
}
static void _children_ifaces_add_removed_flush(Eldbus_Service_Object *obj)
{
Eldbus_Service_Object *children;
EINA_INLIST_FOREACH(obj->children, children)
{
/**
* if there a object manager in some child
* that object manager is responsible for they
* children objects
*/
if (!obj->objmanager)
_children_ifaces_add_removed_flush(children);
}
if (obj->idle_enterer_iface_changed)
{
ecore_idle_enterer_del(obj->idle_enterer_iface_changed);
_object_manager_changes_process(obj);
}
}
static void
_object_free(Eldbus_Service_Object *obj)
{
Eina_Iterator *iterator;
Eldbus_Service_Interface *iface;
if (obj->objmanager)
{
Eldbus_Service_Object *children;
/**
* Flush the iface_add/removed of all children objects
* that this object is the ObjectManager
*/
EINA_INLIST_FOREACH(obj->children, children)
_children_ifaces_add_removed_flush(children);
}
iterator = eina_hash_iterator_data_new(obj->interfaces);
EINA_ITERATOR_FOREACH(iterator, iface)
_interface_free(iface);
/**
* Flush our iface_add/removed if this object are
* children of some other path with ObjectManager
*/
if (obj->idle_enterer_iface_changed)
{
ecore_idle_enterer_del(obj->idle_enterer_iface_changed);
_object_manager_changes_process(obj);
}
while (obj->children)
{
Eldbus_Service_Object *child;
child = EINA_INLIST_CONTAINER_GET(obj->children, Eldbus_Service_Object);
obj->children = eina_inlist_remove(obj->children, obj->children);
if (obj->parent)
{
obj->parent->children = eina_inlist_append(obj->parent->children,
EINA_INLIST_GET(child));
child->parent = obj->parent;
}
else
{
obj->conn->root_objs = eina_inlist_append(obj->conn->root_objs,
EINA_INLIST_GET(child));
child->parent = NULL;
}
}
if (obj->parent)
obj->parent->children = eina_inlist_remove(obj->parent->children,
EINA_INLIST_GET(obj));
else
obj->conn->root_objs = eina_inlist_remove(obj->conn->root_objs,
EINA_INLIST_GET(obj));
eldbus_data_del_all(&obj->data);
eina_hash_free(obj->interfaces);
eina_iterator_free(iterator);
if (obj->introspection_data)
eina_strbuf_free(obj->introspection_data);
eina_stringshare_del(obj->path);
free(obj);
}
static void
_on_connection_free(void *data, const void *dead_pointer EINA_UNUSED)
{
Eldbus_Service_Object *obj = data;
dbus_connection_unregister_object_path(obj->conn->dbus_conn, obj->path);
}
EAPI void
eldbus_service_interface_unregister(Eldbus_Service_Interface *iface)
{
Eldbus_Service_Object *obj;
ELDBUS_SERVICE_INTERFACE_CHECK(iface);
obj = iface->obj;
eina_hash_del(obj->interfaces, NULL, iface);
_interface_free(iface);
obj->introspection_dirty = EINA_TRUE;
}
EAPI void
eldbus_service_object_unregister(Eldbus_Service_Interface *iface)
{
ELDBUS_SERVICE_INTERFACE_CHECK(iface);
/*
* It will be freed when _object_unregister() is called
* by libdbus.
*/
eldbus_connection_free_cb_del(iface->obj->conn, _on_connection_free, iface->obj);
dbus_connection_unregister_object_path(iface->obj->conn->dbus_conn, iface->obj->path);
}
static void
_object_unregister(DBusConnection *conn EINA_UNUSED, void *user_data)
{
Eldbus_Service_Object *obj = user_data;
_object_free(obj);
}
static Eldbus_Message*
_eldbus_method_call(Eldbus_Method const* method, Eldbus_Service_Interface* iface, Eldbus_Message* msg)
{
if(method->flags & ELDBUS_METHOD_FLAG_HAS_DATA)
{
Eldbus_Method_Data_Cb cb = (void *)method->cb;
return cb(((Eldbus_Method2 const*)method)->data, iface, msg);
}
else
{
return method->cb(iface, msg);
}
}
static DBusHandlerResult
_object_handler(DBusConnection *dbus_conn EINA_UNUSED, DBusMessage *msg, void *user_data)
{
Eldbus_Service_Object *obj;
Eldbus_Service_Interface *iface;
const Eldbus_Method *method;
Eldbus_Message *eldbus_msg, *reply;
Eldbus_Connection *conn;
obj = user_data;
if (!obj) return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
conn = obj->conn;
DBG("Connection@%p Got message:\n"
" Type: %s\n"
" Path: %s\n"
" Interface: %s\n"
" Member: %s\n"
" Sender: %s", obj->conn,
dbus_message_type_to_string(dbus_message_get_type(msg)),
dbus_message_get_path(msg),
dbus_message_get_interface(msg),
dbus_message_get_member(msg),
dbus_message_get_sender(msg));
iface = eina_hash_find(obj->interfaces, dbus_message_get_interface(msg));
if (!iface) return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
method = eina_hash_find(iface->methods, dbus_message_get_member(msg));
if (!method) return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
eldbus_msg = eldbus_message_new(EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN_VAL(eldbus_msg, DBUS_HANDLER_RESULT_NEED_MEMORY);
eldbus_msg->dbus_msg = msg;
dbus_message_ref(eldbus_msg->dbus_msg);
dbus_message_iter_init(eldbus_msg->dbus_msg, &eldbus_msg->iterator->dbus_iterator);
eldbus_init();
eldbus_connection_ref(conn);
if (!_have_signature(method->in, eldbus_msg))
reply = eldbus_message_error_new(eldbus_msg, DBUS_ERROR_INVALID_SIGNATURE,
"See introspectable to know the expected signature");
else
{
if (iface->obj)
reply = _eldbus_method_call(method, iface, eldbus_msg);
else
{
/* if iface does have obj it is some of FreeDesktop interfaces:
Introspectable, Properties or ObjectManager */
iface->obj = obj;
reply = _eldbus_method_call(method, iface, eldbus_msg);
iface->obj = NULL;
}
}
eldbus_message_unref(eldbus_msg);
if (reply)
_eldbus_connection_send(conn, reply, NULL, NULL, -1);
eldbus_connection_unref(conn);
eldbus_shutdown();
return DBUS_HANDLER_RESULT_HANDLED;
}
EAPI Eldbus_Connection *
eldbus_service_connection_get(const Eldbus_Service_Interface *iface)
{
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, NULL);
return iface->obj->conn;
}
EAPI const char *
eldbus_service_object_path_get(const Eldbus_Service_Interface *iface)
{
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, NULL);
return iface->obj->path;
}
EAPI Eldbus_Message *
eldbus_service_signal_new(const Eldbus_Service_Interface *iface, unsigned int signal_id)
{
unsigned size;
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, NULL);
size = eina_array_count(iface->sign_of_signals);
EINA_SAFETY_ON_FALSE_RETURN_VAL(signal_id < size, NULL);
return eldbus_message_signal_new(iface->obj->path, iface->name,
iface->signals[signal_id].name);
}
EAPI Eina_Bool
eldbus_service_signal_emit(const Eldbus_Service_Interface *iface, unsigned int signal_id, ...)
{
Eldbus_Message *sig;
va_list ap;
Eina_Bool r;
const char *signature;
unsigned size;
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, EINA_FALSE);
size = eina_array_count(iface->sign_of_signals);
EINA_SAFETY_ON_FALSE_RETURN_VAL(signal_id < size, EINA_FALSE);
sig = eldbus_service_signal_new(iface, signal_id);
EINA_SAFETY_ON_NULL_RETURN_VAL(sig, EINA_FALSE);
signature = eina_array_data_get(iface->sign_of_signals, signal_id);
va_start(ap, signal_id);
r = eldbus_message_arguments_vappend(sig, signature, ap);
va_end(ap);
if (!r)
{
eldbus_message_unref(sig);
return EINA_FALSE;
}
eldbus_service_signal_send(iface, sig);
return EINA_TRUE;
}
EAPI Eina_Bool
eldbus_service_signal_send(const Eldbus_Service_Interface *iface, Eldbus_Message *signal_msg)
{
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN_VAL(signal_msg, EINA_FALSE);
_eldbus_connection_send(iface->obj->conn, signal_msg, NULL, NULL, -1);
return EINA_TRUE;
}
EAPI void
eldbus_service_object_data_set(Eldbus_Service_Interface *iface, const char *key, const void *data)
{
ELDBUS_SERVICE_INTERFACE_CHECK(iface);
EINA_SAFETY_ON_NULL_RETURN(key);
EINA_SAFETY_ON_NULL_RETURN(data);
eldbus_data_set(&(iface->obj->data), key, data);
}
EAPI void *
eldbus_service_object_data_get(const Eldbus_Service_Interface *iface, const char *key)
{
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(key, NULL);
return eldbus_data_get(&(((Eldbus_Service_Object *)iface->obj)->data), key);
}
EAPI void *
eldbus_service_object_data_del(Eldbus_Service_Interface *iface, const char *key)
{
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, NULL);
EINA_SAFETY_ON_NULL_RETURN_VAL(key, NULL);
return eldbus_data_del(&(((Eldbus_Service_Object *)iface->obj)->data), key);
}
EAPI Eina_Bool
eldbus_service_property_changed(const Eldbus_Service_Interface *interface, const char *name)
{
Property *prop;
Eldbus_Service_Interface *iface = (Eldbus_Service_Interface *)interface;
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN_VAL(name, EINA_FALSE);
prop = eina_hash_find(iface->properties, name);
EINA_SAFETY_ON_NULL_RETURN_VAL(prop, EINA_FALSE);
if (!iface->idle_enterer_propschanged)
iface->idle_enterer_propschanged = ecore_idle_enterer_add(_idle_enterer_propschanged, iface);
if (!iface->props_changed)
iface->props_changed = eina_array_new(1);
return eina_array_push(iface->props_changed, prop);
}
EAPI Eina_Bool
eldbus_service_property_invalidate_set(const Eldbus_Service_Interface *interface, const char *name, Eina_Bool is_invalidate)
{
Property *prop;
Eldbus_Service_Interface *iface = (Eldbus_Service_Interface *) interface;
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, EINA_FALSE);
EINA_SAFETY_ON_NULL_RETURN_VAL(name, EINA_FALSE);
prop = eina_hash_find(iface->properties, name);
EINA_SAFETY_ON_NULL_RETURN_VAL(prop, EINA_FALSE);
if (prop->is_invalidate == is_invalidate)
return EINA_TRUE;
prop->is_invalidate = is_invalidate;
if (!iface->idle_enterer_propschanged)
iface->idle_enterer_propschanged = ecore_idle_enterer_add(_idle_enterer_propschanged, iface);
if (is_invalidate)
{
if (!iface->props_changed)
iface->props_changed = eina_array_new(1);
return eina_array_push(iface->props_changed, prop);
}
if (!iface->prop_invalidated)
iface->prop_invalidated = eina_array_new(1);
return eina_array_push(iface->prop_invalidated, prop);
}
EAPI Eina_Bool
eldbus_service_object_manager_attach(Eldbus_Service_Interface *iface)
{
Eldbus_Service_Object *obj;
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, EINA_FALSE);
obj = iface->obj;
/* We already have it and we registered it ourselves */
if (obj->objmanager)
return EINA_TRUE;
/* Ugh. User already registered the ObjectManager interface himself? */
if (eina_hash_find(obj->interfaces, objmanager->name))
return EINA_FALSE;
if (!eina_hash_add(obj->interfaces, objmanager->name, objmanager))
return EINA_FALSE;
/*
* Flush the iface_added and iface_removed, otherwise it could be sent
* with path equal to our path rather than from the previous
* ObjectManager
*/
if (obj->idle_enterer_iface_changed)
ecore_idle_enterer_del(obj->idle_enterer_iface_changed);
_object_manager_changes_process(obj);
obj->objmanager = objmanager;
obj->introspection_dirty = EINA_TRUE;
return EINA_TRUE;
}
EAPI Eina_Bool
eldbus_service_object_manager_detach(Eldbus_Service_Interface *iface)
{
Eldbus_Service_Object *obj, *children;
Eina_Bool ret;
ELDBUS_SERVICE_INTERFACE_CHECK_RETVAL(iface, EINA_FALSE);
obj = iface->obj;
if (!obj->objmanager)
return EINA_TRUE;
/**
* Flush the iface_add/removed of all children objects
* that this object is the ObjectManager
*/
EINA_INLIST_FOREACH(obj->children, children)
_children_ifaces_add_removed_flush(children);
ret = eina_hash_del(obj->interfaces, objmanager->name, NULL);
obj->objmanager = NULL;
obj->introspection_dirty = EINA_TRUE;
return ret;
}
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