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-rw-r--r--scripts/qapi-commands.py58
-rw-r--r--tests/test-qmp-commands.c15
2 files changed, 58 insertions, 15 deletions
diff --git a/scripts/qapi-commands.py b/scripts/qapi-commands.py
index eac64cedc5..2f603b0c0e 100644
--- a/scripts/qapi-commands.py
+++ b/scripts/qapi-commands.py
@@ -95,6 +95,8 @@ def gen_marshal_decl(name):
def gen_marshal(name, arg_type, boxed, ret_type):
+ have_args = arg_type and not arg_type.is_empty()
+
ret = mcgen('''
%(proto)s
@@ -109,17 +111,31 @@ def gen_marshal(name, arg_type, boxed, ret_type):
''',
c_type=ret_type.c_type())
- if arg_type and not arg_type.is_empty():
+ if have_args:
+ visit_members = ('visit_type_%s_members(v, &arg, &err);'
+ % arg_type.c_name())
ret += mcgen('''
Visitor *v;
%(c_name)s arg = {0};
+''',
+ c_name=arg_type.c_name())
+ else:
+ visit_members = ''
+ ret += mcgen('''
+ Visitor *v = NULL;
+
+ if (args) {
+''')
+ push_indent()
+
+ ret += mcgen('''
v = qmp_input_visitor_new(QOBJECT(args), true);
visit_start_struct(v, NULL, NULL, 0, &err);
if (err) {
goto out;
}
- visit_type_%(c_name)s_members(v, &arg, &err);
+ %(visit_members)s
if (!err) {
visit_check_struct(v, &err);
}
@@ -128,35 +144,47 @@ def gen_marshal(name, arg_type, boxed, ret_type):
goto out;
}
''',
- c_name=arg_type.c_name())
+ visit_members=visit_members)
- else:
+ if not have_args:
+ pop_indent()
ret += mcgen('''
-
- (void)args;
+ }
''')
ret += gen_call(name, arg_type, boxed, ret_type)
- # 'goto out' produced above for arg_type, and by gen_call() for ret_type
- if (arg_type and not arg_type.is_empty()) or ret_type:
- ret += mcgen('''
+ ret += mcgen('''
out:
-''')
- ret += mcgen('''
error_propagate(errp, err);
+ visit_free(v);
''')
- if arg_type and not arg_type.is_empty():
+
+ if have_args:
+ visit_members = ('visit_type_%s_members(v, &arg, NULL);'
+ % arg_type.c_name())
+ else:
+ visit_members = ''
ret += mcgen('''
- visit_free(v);
+ if (args) {
+''')
+ push_indent()
+
+ ret += mcgen('''
v = qapi_dealloc_visitor_new();
visit_start_struct(v, NULL, NULL, 0, NULL);
- visit_type_%(c_name)s_members(v, &arg, NULL);
+ %(visit_members)s
visit_end_struct(v, NULL);
visit_free(v);
''',
- c_name=arg_type.c_name())
+ visit_members=visit_members)
+
+ if not have_args:
+ pop_indent()
+ ret += mcgen('''
+ }
+''')
ret += mcgen('''
}
diff --git a/tests/test-qmp-commands.c b/tests/test-qmp-commands.c
index 261fd9e313..81cbe545c4 100644
--- a/tests/test-qmp-commands.c
+++ b/tests/test-qmp-commands.c
@@ -106,6 +106,7 @@ static void test_dispatch_cmd(void)
static void test_dispatch_cmd_failure(void)
{
QDict *req = qdict_new();
+ QDict *args = qdict_new();
QObject *resp;
qdict_put_obj(req, "execute", QOBJECT(qstring_from_str("user_def_cmd2")));
@@ -116,6 +117,20 @@ static void test_dispatch_cmd_failure(void)
qobject_decref(resp);
QDECREF(req);
+
+ /* check that with extra arguments it throws an error */
+ req = qdict_new();
+ qdict_put(args, "a", qint_from_int(66));
+ qdict_put(req, "arguments", args);
+
+ qdict_put_obj(req, "execute", QOBJECT(qstring_from_str("user_def_cmd")));
+
+ resp = qmp_dispatch(QOBJECT(req));
+ assert(resp != NULL);
+ assert(qdict_haskey(qobject_to_qdict(resp), "error"));
+
+ qobject_decref(resp);
+ QDECREF(req);
}
static QObject *test_qmp_dispatch(QDict *req)