--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ofdbus/dbus-glib/dbus/dbus-gsignature.c Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,210 @@
+/* -*- mode: C; c-file-style: "gnu" -*- */
+/* dbus-gsignature.c Mapping from dbus type signatures to GType
+ *
+ * Copyright (C) 2005 Red Hat, Inc.
+ *
+ * Licensed under the Academic Free License version 2.1
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "config.h"
+#include "dbus-gtest.h"
+#include "dbus-gsignature.h"
+#include "dbus-gvalue-utils.h"
+#include <string.h>
+#include <glib.h>
+
+#define MAP_BASIC(d_t, g_t) \
+ case DBUS_TYPE_##d_t: \
+ return G_TYPE_##g_t;
+static GType
+typecode_to_gtype (int type)
+{
+ switch (type)
+ {
+ MAP_BASIC (BOOLEAN, BOOLEAN);
+ MAP_BASIC (BYTE, UCHAR);
+ MAP_BASIC (INT16, INT);
+ MAP_BASIC (INT32, INT);
+ MAP_BASIC (UINT16, UINT);
+ MAP_BASIC (UINT32, UINT);
+ MAP_BASIC (INT64, INT64);
+ MAP_BASIC (UINT64, UINT64);
+ MAP_BASIC (DOUBLE, DOUBLE);
+ MAP_BASIC (STRING, STRING);
+ default:
+ return G_TYPE_INVALID;
+ }
+}
+#undef MAP_BASIC
+
+static gboolean
+dbus_typecode_maps_to_basic (int typecode)
+{
+ return typecode_to_gtype (typecode) != G_TYPE_INVALID;
+}
+
+GType
+_dbus_gtype_from_basic_typecode (int typecode)
+{
+ g_assert (dbus_type_is_basic (typecode));
+ g_assert (dbus_typecode_maps_to_basic (typecode));
+ return typecode_to_gtype (typecode);
+}
+
+static GType
+signature_iter_to_g_type_dict (const DBusSignatureIter *subiter, gboolean is_client)
+{
+ DBusSignatureIter iter;
+ GType key_gtype;
+ GType value_gtype;
+
+ g_assert (dbus_signature_iter_get_current_type (subiter) == DBUS_TYPE_DICT_ENTRY);
+
+ dbus_signature_iter_recurse (subiter, &iter);
+
+ key_gtype = _dbus_gtype_from_signature_iter (&iter, is_client);
+ if (key_gtype == G_TYPE_INVALID)
+ return G_TYPE_INVALID;
+
+ dbus_signature_iter_next (&iter);
+ value_gtype = _dbus_gtype_from_signature_iter (&iter, is_client);
+ if (value_gtype == G_TYPE_INVALID)
+ return G_TYPE_INVALID;
+
+ if (!_dbus_gtype_is_valid_hash_key (key_gtype)
+ || !_dbus_gtype_is_valid_hash_value (value_gtype))
+ /* Later we need to return DBUS_TYPE_G_VALUE */
+ return G_TYPE_INVALID;
+
+ return dbus_g_type_get_map ("GHashTable", key_gtype, value_gtype);
+}
+
+static GType
+signature_iter_to_g_type_array (DBusSignatureIter *iter, gboolean is_client)
+{
+ GType elt_gtype;
+
+ elt_gtype = _dbus_gtype_from_signature_iter (iter, is_client);
+ if (elt_gtype == G_TYPE_INVALID)
+ return G_TYPE_INVALID;
+
+ if (elt_gtype == G_TYPE_OBJECT)
+ return DBUS_TYPE_G_OBJECT_ARRAY;
+ if (elt_gtype == G_TYPE_STRING)
+ return G_TYPE_STRV;
+ if (_dbus_g_type_is_fixed (elt_gtype))
+ return dbus_g_type_get_collection ("GArray", elt_gtype);
+ else if (g_type_is_a (elt_gtype, G_TYPE_OBJECT)
+ || g_type_is_a (elt_gtype, G_TYPE_BOXED))
+ return dbus_g_type_get_collection ("GPtrArray", elt_gtype);
+
+ /* Later we need to return DBUS_TYPE_G_VALUE */
+ return G_TYPE_INVALID;
+}
+
+static GType
+signature_iter_to_g_type_struct (DBusSignatureIter *iter, gboolean is_client)
+{
+ GArray *types;
+ GType ret;
+ types = g_array_new (FALSE, FALSE, sizeof (GType));
+ do
+ {
+ GType curtype;
+ curtype = _dbus_gtype_from_signature_iter (iter, is_client);
+ g_array_append_val (types, curtype);
+ }
+ while (dbus_signature_iter_next (iter));
+
+ ret = dbus_g_type_get_structv ("GValueArray", types->len, (GType*) types->data);
+ g_array_free (types, TRUE);
+ return ret;
+}
+
+GType
+_dbus_gtype_from_signature_iter (DBusSignatureIter *iter, gboolean is_client)
+{
+ int current_type;
+
+ current_type = dbus_signature_iter_get_current_type (iter);
+ /* TODO: handle type 0? */
+ if (dbus_typecode_maps_to_basic (current_type))
+ return _dbus_gtype_from_basic_typecode (current_type);
+ else if (current_type == DBUS_TYPE_OBJECT_PATH)
+ return DBUS_TYPE_G_OBJECT_PATH;
+ else
+ {
+ DBusSignatureIter subiter;
+
+ g_assert (dbus_type_is_container (current_type));
+
+ if (current_type == DBUS_TYPE_VARIANT)
+ return G_TYPE_VALUE;
+
+ dbus_signature_iter_recurse (iter, &subiter);
+
+ if (current_type == DBUS_TYPE_ARRAY)
+ {
+ int elt_type = dbus_signature_iter_get_current_type (&subiter);
+ if (elt_type == DBUS_TYPE_DICT_ENTRY)
+ return signature_iter_to_g_type_dict (&subiter, is_client);
+ else
+ return signature_iter_to_g_type_array (&subiter, is_client);
+ }
+ else if (current_type == DBUS_TYPE_STRUCT)
+ {
+ return signature_iter_to_g_type_struct (&subiter, is_client);
+ }
+ else
+ {
+ g_assert_not_reached ();
+ return G_TYPE_INVALID;
+ }
+ }
+}
+
+GType
+_dbus_gtype_from_signature (const char *signature, gboolean is_client)
+{
+ DBusSignatureIter iter;
+
+ dbus_signature_iter_init (&iter, signature);
+
+ return _dbus_gtype_from_signature_iter (&iter, is_client);
+}
+
+GArray *
+_dbus_gtypes_from_arg_signature (const char *argsig, gboolean is_client)
+{
+ GArray *ret;
+ int current_type;
+ DBusSignatureIter sigiter;
+
+ ret = g_array_new (FALSE, FALSE, sizeof (GType));
+
+ dbus_signature_iter_init (&sigiter, argsig);
+ while ((current_type = dbus_signature_iter_get_current_type (&sigiter)) != DBUS_TYPE_INVALID)
+ {
+ GType curtype;
+
+ curtype = _dbus_gtype_from_signature_iter (&sigiter, is_client);
+ g_array_append_val (ret, curtype);
+ dbus_signature_iter_next (&sigiter);
+ }
+ return ret;
+}