QAPI patches for 2017-07-12

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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2017-07-12' into staging

QAPI patches for 2017-07-12

# gpg: Signature made Wed 12 Jul 2017 17:07:20 BST
# gpg:                using RSA key 0x3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2017-07-12:
  scripts: use build_ prefix for string not piped through cgen()
  qobject: Update coccinelle script to catch Q{INC, DEC}REF
  qobject: Catch another straggler for use of qdict_put_str()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

monitor.c

@@ -3842,7 +3842,7 @@ static void handle_qmp_command(JSONMessageParser *parser, GQueue *tokens)
 
     req_json = qobject_to_json(req);
     trace_handle_qmp_command(mon, qstring_get_str(req_json));
-    qobject_decref(QOBJECT(req_json));
+    QDECREF(req_json);
 
     rsp = qmp_dispatch(cur_mon->qmp.commands, req);
 

qemu-img.c

@@ -327,7 +327,7 @@ static int img_add_key_secrets(void *opaque,
     QDict *options = opaque;
 
     if (g_str_has_suffix(name, "key-secret")) {
-        qdict_put(options, name, qstring_from_str(value));
+        qdict_put_str(options, name, value);
     }
 
     return 0;

scripts/coccinelle/qobject.cocci

@@ -3,6 +3,12 @@
 expression Obj, Key, E;
 @@
 (
+- qobject_incref(QOBJECT(E));
++ QINCREF(E);
+|
+- qobject_decref(QOBJECT(E));
++ QDECREF(E);
+|
 - qdict_put_obj(Obj, Key, QOBJECT(E));
 + qdict_put(Obj, Key, E);
 |

scripts/qapi-commands.py

@@ -21,7 +21,7 @@ def gen_command_decl(name, arg_type, boxed, ret_type):
 ''',
                  c_type=(ret_type and ret_type.c_type()) or 'void',
                  c_name=c_name(name),
-                 params=gen_params(arg_type, boxed, 'Error **errp'))
+                 params=build_params(arg_type, boxed, 'Error **errp'))
 
 
 def gen_call(name, arg_type, boxed, ret_type):
@@ -82,7 +82,7 @@ static void qmp_marshal_output_%(c_name)s(%(c_type)s ret_in, QObject **ret_out,
                  c_type=ret_type.c_type(), c_name=ret_type.c_name())
 
 
-def gen_marshal_proto(name):
+def build_marshal_proto(name):
     return ('void qmp_marshal_%s(QDict *args, QObject **ret, Error **errp)'
             % c_name(name))
 
@@ -91,7 +91,7 @@ def gen_marshal_decl(name):
     return mcgen('''
 %(proto)s;
 ''',
-                 proto=gen_marshal_proto(name))
+                 proto=build_marshal_proto(name))
 
 
 def gen_marshal(name, arg_type, boxed, ret_type):
@@ -103,7 +103,7 @@ def gen_marshal(name, arg_type, boxed, ret_type):
 {
     Error *err = NULL;
 ''',
-                proto=gen_marshal_proto(name))
+                proto=build_marshal_proto(name))
 
     if ret_type:
         ret += mcgen('''

scripts/qapi-event.py

@@ -14,10 +14,10 @@
 from qapi import *
 
 
-def gen_event_send_proto(name, arg_type, boxed):
+def build_event_send_proto(name, arg_type, boxed):
     return 'void qapi_event_send_%(c_name)s(%(param)s)' % {
         'c_name': c_name(name.lower()),
-        'param': gen_params(arg_type, boxed, 'Error **errp')}
+        'param': build_params(arg_type, boxed, 'Error **errp')}
 
 
 def gen_event_send_decl(name, arg_type, boxed):
@@ -25,10 +25,10 @@ def gen_event_send_decl(name, arg_type, boxed):
 
 %(proto)s;
 ''',
-                 proto=gen_event_send_proto(name, arg_type, boxed))
+                 proto=build_event_send_proto(name, arg_type, boxed))
 
 
-# Declare and initialize an object 'qapi' using parameters from gen_params()
+# Declare and initialize an object 'qapi' using parameters from build_params()
 def gen_param_var(typ):
     assert not typ.variants
     ret = mcgen('''
@@ -42,7 +42,7 @@ def gen_param_var(typ):
         if memb.optional:
             ret += 'has_' + c_name(memb.name) + sep
         if memb.type.name == 'str':
-            # Cast away const added in gen_params()
+            # Cast away const added in build_params()
             ret += '(char *)'
         ret += c_name(memb.name)
     ret += mcgen('''
@@ -72,7 +72,7 @@ def gen_event_send(name, arg_type, boxed):
     Error *err = NULL;
     QMPEventFuncEmit emit;
 ''',
-                proto=gen_event_send_proto(name, arg_type, boxed))
+                proto=build_event_send_proto(name, arg_type, boxed))
 
     if arg_type and not arg_type.is_empty():
         ret += mcgen('''

scripts/qapi.py

@@ -1897,7 +1897,7 @@ extern const char *const %(c_name)s_lookup[];
     return ret
 
 
-def gen_params(arg_type, boxed, extra):
+def build_params(arg_type, boxed, extra):
     if not arg_type:
         assert not boxed
         return extra