From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41465) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WtwpH-0004t8-4F for qemu-devel@nongnu.org; Mon, 09 Jun 2014 06:29:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WtwpC-0001Wu-9c for qemu-devel@nongnu.org; Mon, 09 Jun 2014 06:29:15 -0400 Received: from [59.151.112.132] (port=2154 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WtwpB-0001Bt-Vn for qemu-devel@nongnu.org; Mon, 09 Jun 2014 06:29:10 -0400 From: Hu Tao Date: Mon, 9 Jun 2014 18:25:32 +0800 Message-ID: In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v4 27/29] qom: introduce object_property_get_enum and object_property_get_uint16List List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Yasunori Goto , Paolo Bonzini , "Michael S. Tsirkin" , Eduardo Habkost , Igor Mammedov Signed-off-by: Hu Tao --- include/qom/object.h | 28 ++++++++++++++++++++++++++++ qom/object.c | 35 +++++++++++++++++++++++++++++++++++ 2 files changed, 63 insertions(+) diff --git a/include/qom/object.h b/include/qom/object.h index a641dcd..b882ccc 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -917,6 +917,34 @@ int64_t object_property_get_int(Object *obj, const char *name, Error **errp); /** + * object_property_get_enum: + * @obj: the object + * @name: the name of the property + * @strings: strings corresponding to enums + * @errp: returns an error if this function fails + * + * Returns: the value of the property, converted to an integer, or + * undefined if an error occurs (including when the property value is not + * an enum). + */ +int object_property_get_enum(Object *obj, const char *name, + const char *strings[], Error **errp); + +/** + * object_property_get_uint16List: + * @obj: the object + * @name: the name of the property + * @list: the returned int list + * @errp: returns an error if this function fails + * + * Returns: the value of the property, converted to integers, or + * undefined if an error occurs (including when the property value is not + * an list of integers). + */ +void object_property_get_uint16List(Object *obj, const char *name, + uint16List **list, Error **errp); + +/** * object_property_set: * @obj: the object * @v: the visitor that will be used to write the property value. This should diff --git a/qom/object.c b/qom/object.c index e42b254..3876618 100644 --- a/qom/object.c +++ b/qom/object.c @@ -13,6 +13,7 @@ #include "qom/object.h" #include "qemu-common.h" #include "qapi/visitor.h" +#include "qapi-visit.h" #include "qapi/string-input-visitor.h" #include "qapi/string-output-visitor.h" #include "qapi/qmp/qerror.h" @@ -938,6 +939,40 @@ int64_t object_property_get_int(Object *obj, const char *name, return retval; } +int object_property_get_enum(Object *obj, const char *name, + const char *strings[], Error **errp) +{ + StringOutputVisitor *sov; + StringInputVisitor *siv; + int ret; + + sov = string_output_visitor_new(false); + object_property_get(obj, string_output_get_visitor(sov), name, errp); + siv = string_input_visitor_new(string_output_get_string(sov)); + string_output_visitor_cleanup(sov); + visit_type_enum(string_input_get_visitor(siv), + &ret, strings, NULL, name, errp); + string_input_visitor_cleanup(siv); + + return ret; +} + +void object_property_get_uint16List(Object *obj, const char *name, + uint16List **list, Error **errp) +{ + StringOutputVisitor *ov; + StringInputVisitor *iv; + + ov = string_output_visitor_new(false); + object_property_get(obj, string_output_get_visitor(ov), + name, errp); + iv = string_input_visitor_new(string_output_get_string(ov)); + visit_type_uint16List(string_input_get_visitor(iv), + list, NULL, errp); + string_output_visitor_cleanup(ov); + string_input_visitor_cleanup(iv); +} + void object_property_parse(Object *obj, const char *string, const char *name, Error **errp) { -- 1.9.3