qom: Implement qom-set HMP command

Re-implemented based on qmp_qom_set() to facilitate argument parsing.

Warn about ambiguous path arguments.

Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Tested-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
master
Andreas Färber 2014-05-07 19:48:15 +02:00
parent 89d7fa9eb4
commit c0e6ee9e6f
3 changed files with 35 additions and 0 deletions

View File

@ -1684,6 +1684,19 @@ ETEXI
STEXI
@item qom-list [@var{path}]
Print QOM properties of object at location @var{path}
ETEXI
{
.name = "qom-set",
.args_type = "path:s,property:s,value:s",
.params = "path property value",
.help = "set QOM property",
.mhandler.cmd = hmp_qom_set,
},
STEXI
@item qom-set @var{path} @var{property} @var{value}
Set QOM property @var{property} of object at location @var{path} to value @var{value}
ETEXI
{

21
hmp.c
View File

@ -1892,3 +1892,24 @@ void hmp_qom_list(Monitor *mon, const QDict *qdict)
}
hmp_handle_error(mon, &err);
}
void hmp_qom_set(Monitor *mon, const QDict *qdict)
{
const char *path = qdict_get_str(qdict, "path");
const char *property = qdict_get_str(qdict, "property");
const char *value = qdict_get_str(qdict, "value");
Error *err = NULL;
bool ambiguous = false;
Object *obj;
obj = object_resolve_path(path, &ambiguous);
if (obj == NULL) {
error_set(&err, QERR_DEVICE_NOT_FOUND, path);
} else {
if (ambiguous) {
monitor_printf(mon, "Warning: Path '%s' is ambiguous\n", path);
}
object_property_parse(obj, value, property, &err);
}
hmp_handle_error(mon, &err);
}

1
hmp.h
View File

@ -97,6 +97,7 @@ void hmp_object_del(Monitor *mon, const QDict *qdict);
void hmp_info_memdev(Monitor *mon, const QDict *qdict);
void hmp_info_memory_devices(Monitor *mon, const QDict *qdict);
void hmp_qom_list(Monitor *mon, const QDict *qdict);
void hmp_qom_set(Monitor *mon, const QDict *qdict);
void object_add_completion(ReadLineState *rs, int nb_args, const char *str);
void object_del_completion(ReadLineState *rs, int nb_args, const char *str);
void device_add_completion(ReadLineState *rs, int nb_args, const char *str);