Commit 1f21772d authored by Hu Tao's avatar Hu Tao Committed by Michael S. Tsirkin
Browse files

qom: introduce object_property_get_enum and object_property_get_uint16List 



Signed-off-by: default avatarHu Tao <hutao@cn.fujitsu.com>
Acked-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 7f8f9ef1

include/qom/object.h

+28 −0
Original line number Diff line number Diff line
@@ -916,6 +916,34 @@ void object_property_set_int(Object *obj, int64_t value, 
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

qom/object.c

+35 −0
Original line number Diff line number Diff line
@@ -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)

{