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XAOC / Glib-Object-Introspection-0.051 / gperl-i11n-size.c 

            

              
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/* -*- mode: c; indent-tabs-mode: t; c-basic-offset: 8; -*- */
/* These three are basically copied from pygi's pygi-info.c. :-( */
static gsize
size_of_type_tag (GITypeTag type_tag)
{
        switch(type_tag) {
            case GI_TYPE_TAG_BOOLEAN:
                return sizeof (gboolean);
            case GI_TYPE_TAG_INT8:
            case GI_TYPE_TAG_UINT8:
                return sizeof (gint8);
            case GI_TYPE_TAG_INT16:
            case GI_TYPE_TAG_UINT16:
                return sizeof (gint16);
            case GI_TYPE_TAG_INT32:
            case GI_TYPE_TAG_UINT32:
                return sizeof (gint32);
            case GI_TYPE_TAG_INT64:
            case GI_TYPE_TAG_UINT64:
                return sizeof (gint64);
            case GI_TYPE_TAG_FLOAT:
                return sizeof (gfloat);
            case GI_TYPE_TAG_DOUBLE:
                return sizeof (gdouble);
            case GI_TYPE_TAG_GTYPE:
                return sizeof (GType);
            case GI_TYPE_TAG_UNICHAR:
                return sizeof (gunichar);
            case GI_TYPE_TAG_VOID:
            case GI_TYPE_TAG_UTF8:
            case GI_TYPE_TAG_FILENAME:
            case GI_TYPE_TAG_ARRAY:
            case GI_TYPE_TAG_INTERFACE:
            case GI_TYPE_TAG_GLIST:
            case GI_TYPE_TAG_GSLIST:
            case GI_TYPE_TAG_GHASH:
            case GI_TYPE_TAG_ERROR:
                ccroak ("Unable to determine the size of '%s'",
                        g_type_tag_to_string (type_tag));
                break;
        }
        return 0;
}
static gsize
size_of_interface (GITypeInfo *type_info)
{
        gsize size = 0;
        GIBaseInfo *info;
        GIInfoType info_type;
        info = g_type_info_get_interface (type_info);
        info_type = g_base_info_get_type (info);
        switch (info_type) {
            case GI_INFO_TYPE_STRUCT:
                if (g_type_info_is_pointer (type_info)) {
                        size = sizeof (gpointer);
                } else {
                        /* FIXME: Remove this workaround once
                         * gobject-introspection is fixed:
                         * <https://bugzilla.gnome.org/show_bug.cgi?id=657040>. */
                        GType type = get_gtype (info);
                        if (type == G_TYPE_VALUE) {
                                size = sizeof (GValue);
                        } else {
                                size = g_struct_info_get_size ((GIStructInfo *) info);
                        }
                }
                break;
            case GI_INFO_TYPE_UNION:
                if (g_type_info_is_pointer (type_info)) {
                        size = sizeof (gpointer);
                } else {
                        size = g_union_info_get_size ((GIUnionInfo *) info);
                }
                break;
            case GI_INFO_TYPE_ENUM:
            case GI_INFO_TYPE_FLAGS:
                if (g_type_info_is_pointer (type_info)) {
                        size = sizeof (gpointer);
                } else {
                        GITypeTag type_tag;
                        type_tag = g_enum_info_get_storage_type ((GIEnumInfo *) info);
                        size = size_of_type_tag (type_tag);
                }
                break;
            case GI_INFO_TYPE_BOXED:
            case GI_INFO_TYPE_OBJECT:
            case GI_INFO_TYPE_INTERFACE:
            case GI_INFO_TYPE_CALLBACK:
                size = sizeof (gpointer);
                break;
            default:
                g_assert_not_reached ();
                break;
        }
        g_base_info_unref (info);
        return size;
}
static gsize
size_of_type_info (GITypeInfo *type_info)
{
        GITypeTag type_tag;
        type_tag = g_type_info_get_tag (type_info);
        switch (type_tag) {
            case GI_TYPE_TAG_BOOLEAN:
            case GI_TYPE_TAG_INT8:
            case GI_TYPE_TAG_UINT8:
            case GI_TYPE_TAG_INT16:
            case GI_TYPE_TAG_UINT16:
            case GI_TYPE_TAG_INT32:
            case GI_TYPE_TAG_UINT32:
            case GI_TYPE_TAG_INT64:
            case GI_TYPE_TAG_UINT64:
            case GI_TYPE_TAG_FLOAT:
            case GI_TYPE_TAG_DOUBLE:
            case GI_TYPE_TAG_GTYPE:
            case GI_TYPE_TAG_UNICHAR:
                if (g_type_info_is_pointer (type_info)) {
                        return sizeof (gpointer);
                } else {
                        return size_of_type_tag (type_tag);
                }
            case GI_TYPE_TAG_INTERFACE:
                return size_of_interface (type_info);
            case GI_TYPE_TAG_ARRAY:
            case GI_TYPE_TAG_VOID:
            case GI_TYPE_TAG_UTF8:
            case GI_TYPE_TAG_FILENAME:
            case GI_TYPE_TAG_GLIST:
            case GI_TYPE_TAG_GSLIST:
            case GI_TYPE_TAG_GHASH:
            case GI_TYPE_TAG_ERROR:
                return sizeof (gpointer);
        }
        return 0;
}