Merge remote-tracking branch 'remotes/kraxel/tags/ui-20170717-pull-request' into...

[mirror_qemu.git] / qom / object_interfaces.c

diff --git a/qom/object_interfaces.c b/qom/object_interfaces.c
index ab5da35e4fa48dd2ac8aea497562bddd8385bc94..ff27e0669e17fbbf8b75640897bcd937d29717b0 100644 (file)
--- a/qom/object_interfaces.c
+++ b/qom/object_interfaces.c
@@ -3,8 +3,8 @@
 #include "qom/object_interfaces.h"
 #include "qemu/module.h"
 #include "qapi-visit.h"
-#include "qapi/qmp-output-visitor.h"
 #include "qapi/opts-visitor.h"
+#include "qemu/config-file.h"
 
 void user_creatable_complete(Object *obj, Error **errp)
 {
@@ -35,63 +35,6 @@ bool user_creatable_can_be_deleted(UserCreatable *uc, Error **errp)
     }
 }
 
-
-Object *user_creatable_add(const QDict *qdict,
-                           Visitor *v, Error **errp)
-{
-    char *type = NULL;
-    char *id = NULL;
-    Object *obj = NULL;
-    Error *local_err = NULL, *end_err = NULL;
-    QDict *pdict;
-
-    pdict = qdict_clone_shallow(qdict);
-
-    visit_start_struct(v, NULL, NULL, 0, &local_err);
-    if (local_err) {
-        goto out;
-    }
-
-    qdict_del(pdict, "qom-type");
-    visit_type_str(v, "qom-type", &type, &local_err);
-    if (local_err) {
-        goto out_visit;
-    }
-
-    qdict_del(pdict, "id");
-    visit_type_str(v, "id", &id, &local_err);
-    if (local_err) {
-        goto out_visit;
-    }
-
-    obj = user_creatable_add_type(type, id, pdict, v, &local_err);
-    if (local_err) {
-        goto out_visit;
-    }
-
- out_visit:
-    visit_end_struct(v, &end_err);
-    if (end_err) {
-        error_propagate(&local_err, end_err);
-        if (obj) {
-            user_creatable_del(id, NULL);
-        }
-        goto out;
-    }
-
-out:
-    QDECREF(pdict);
-    g_free(id);
-    g_free(type);
-    if (local_err) {
-        error_propagate(errp, local_err);
-        object_unref(obj);
-        return NULL;
-    }
-    return obj;
-}
-
-
 Object *user_creatable_add_type(const char *type, const char *id,
                                 const QDict *qdict,
                                 Visitor *v, Error **errp)
@@ -118,15 +61,31 @@ Object *user_creatable_add_type(const char *type, const char *id,
         return NULL;
     }
 
+    assert(qdict);
     obj = object_new(type);
-    if (qdict) {
-        for (e = qdict_first(qdict); e; e = qdict_next(qdict, e)) {
-            object_property_set(obj, v, e->key, &local_err);
-            if (local_err) {
-                goto out;
-            }
+    if (object_property_find(obj, "id", NULL)) {
+        object_property_set_str(obj, id, "id", &local_err);
+        if (local_err) {
+            goto out;
         }
     }
+    visit_start_struct(v, NULL, NULL, 0, &local_err);
+    if (local_err) {
+        goto out;
+    }
+    for (e = qdict_first(qdict); e; e = qdict_next(qdict, e)) {
+        object_property_set(obj, v, e->key, &local_err);
+        if (local_err) {
+            break;
+        }
+    }
+    if (!local_err) {
+        visit_check_struct(v, &local_err);
+    }
+    visit_end_struct(v, NULL);
+    if (local_err) {
+        goto out;
+    }
 
     object_property_add_child(object_get_objects_root(),
                               id, obj, &local_err);
@@ -152,15 +111,33 @@ out:
 
 Object *user_creatable_add_opts(QemuOpts *opts, Error **errp)
 {
-    OptsVisitor *ov;
+    Visitor *v;
     QDict *pdict;
-    Object *obj = NULL;
+    Object *obj;
+    const char *id = qemu_opts_id(opts);
+    char *type = qemu_opt_get_del(opts, "qom-type");
+
+    if (!type) {
+        error_setg(errp, QERR_MISSING_PARAMETER, "qom-type");
+        return NULL;
+    }
+    if (!id) {
+        error_setg(errp, QERR_MISSING_PARAMETER, "id");
+        qemu_opt_set(opts, "qom-type", type, &error_abort);
+        g_free(type);
+        return NULL;
+    }
 
-    ov = opts_visitor_new(opts);
+    qemu_opts_set_id(opts, NULL);
     pdict = qemu_opts_to_qdict(opts, NULL);
 
-    obj = user_creatable_add(pdict, opts_get_visitor(ov), errp);
-    opts_visitor_cleanup(ov);
+    v = opts_visitor_new(opts);
+    obj = user_creatable_add_type(type, id, pdict, v, errp);
+    visit_free(v);
+
+    qemu_opts_set_id(opts, (char *) id);
+    qemu_opt_set(opts, "qom-type", type, &error_abort);
+    g_free(type);
     QDECREF(pdict);
     return obj;
 }
@@ -170,6 +147,7 @@ int user_creatable_add_opts_foreach(void *opaque, QemuOpts *opts, Error **errp)
 {
     bool (*type_predicate)(const char *) = opaque;
     Object *obj = NULL;
+    Error *err = NULL;
     const char *type;
 
     type = qemu_opt_get(opts, "qom-type");
@@ -178,8 +156,9 @@ int user_creatable_add_opts_foreach(void *opaque, QemuOpts *opts, Error **errp)
         return 0;
     }
 
-    obj = user_creatable_add_opts(opts, errp);
+    obj = user_creatable_add_opts(opts, &err);
     if (!obj) {
+        error_report_err(err);
         return -1;
     }
     object_unref(obj);
@@ -203,6 +182,14 @@ void user_creatable_del(const char *id, Error **errp)
         error_setg(errp, "object '%s' is in use, can not be deleted", id);
         return;
     }
+
+    /*
+     * if object was defined on the command-line, remove its corresponding
+     * option group entry
+     */
+    qemu_opts_del(qemu_opts_find(qemu_find_opts_err("object", &error_abort),
+                                 id));
+
     object_unparent(obj);
 }