From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45120) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1evSJQ-0000d5-Jm for qemu-devel@nongnu.org; Mon, 12 Mar 2018 14:36:46 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1evSJP-0005uf-Ay for qemu-devel@nongnu.org; Mon, 12 Mar 2018 14:36:44 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:33594 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1evSJP-0005u8-4X for qemu-devel@nongnu.org; Mon, 12 Mar 2018 14:36:43 -0400 From: Eric Blake Date: Mon, 12 Mar 2018 13:36:00 -0500 Message-Id: <20180312183628.394722-10-eblake@redhat.com> In-Reply-To: <20180312183628.394722-1-eblake@redhat.com> References: <20180312183628.394722-1-eblake@redhat.com> Subject: [Qemu-devel] [PULL 09/36] qapi: Make more of qobject_to() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Max Reitz , Markus Armbruster , Michael Roth From: Max Reitz This patch reworks some places which use either qobject_type() checks plus qobject_to(), where the latter alone is sufficient, or NULL checks plus qobject_type() checks where we can simply do a qobject_to() != NULL check. Signed-off-by: Max Reitz Reviewed-by: Alberto Garcia Message-Id: <20180224154033.29559-6-mreitz@redhat.com> Reviewed-by: Eric Blake [eblake: rebase to qobject_to() parameter ordering] Signed-off-by: Eric Blake --- qapi/qobject-input-visitor.c | 4 ++-- qobject/json-parser.c | 13 +++++++------ qobject/qdict.c | 20 +++++++++++--------- 3 files changed, 20 insertions(+), 17 deletions(-) diff --git a/qapi/qobject-input-visitor.c b/qapi/qobject-input-visitor.c index 0b5293385e5..a7569d5dcef 100644 --- a/qapi/qobject-input-visitor.c +++ b/qapi/qobject-input-visitor.c @@ -339,7 +339,7 @@ static GenericList *qobject_input_next_list(Visitor *v, GenericList *tail, QObjectInputVisitor *qiv = to_qiv(v); StackObject *tos = QSLIST_FIRST(&qiv->stack); - assert(tos && tos->obj && qobject_type(tos->obj) == QTYPE_QLIST); + assert(tos && qobject_to(QList, tos->obj)); if (!tos->entry) { return NULL; @@ -353,7 +353,7 @@ static void qobject_input_check_list(Visitor *v, Error **errp) QObjectInputVisitor *qiv = to_qiv(v); StackObject *tos = QSLIST_FIRST(&qiv->stack); - assert(tos && tos->obj && qobject_type(tos->obj) == QTYPE_QLIST); + assert(tos && qobject_to(QList, tos->obj)); if (tos->entry) { error_setg(errp, "Only %u list elements expected in %s", diff --git a/qobject/json-parser.c b/qobject/json-parser.c index 055c7f0272a..769b960c9fe 100644 --- a/qobject/json-parser.c +++ b/qobject/json-parser.c @@ -276,7 +276,8 @@ static void parser_context_free(JSONParserContext *ctxt) */ static int parse_pair(JSONParserContext *ctxt, QDict *dict, va_list *ap) { - QObject *key = NULL, *value; + QObject *value; + QString *key = NULL; JSONToken *peek, *token; peek = parser_context_peek_token(ctxt); @@ -285,8 +286,8 @@ static int parse_pair(JSONParserContext *ctxt, QDict *dict, va_list *ap) goto out; } - key = parse_value(ctxt, ap); - if (!key || qobject_type(key) != QTYPE_QSTRING) { + key = qobject_to(QString, parse_value(ctxt, ap)); + if (!key) { parse_error(ctxt, peek, "key is not a string in object"); goto out; } @@ -308,14 +309,14 @@ static int parse_pair(JSONParserContext *ctxt, QDict *dict, va_list *ap) goto out; } - qdict_put_obj(dict, qstring_get_str(qobject_to(QString, key)), value); + qdict_put_obj(dict, qstring_get_str(key), value); - qobject_decref(key); + QDECREF(key); return 0; out: - qobject_decref(key); + QDECREF(key); return -1; } diff --git a/qobject/qdict.c b/qobject/qdict.c index 45c8b53361f..d1997a0d8af 100644 --- a/qobject/qdict.c +++ b/qobject/qdict.c @@ -882,18 +882,20 @@ QObject *qdict_crumple(const QDict *src, Error **errp) child = qdict_get(two_level, prefix); if (suffix) { - if (child) { - if (qobject_type(child) != QTYPE_QDICT) { + QDict *child_dict = qobject_to(QDict, child); + if (!child_dict) { + if (child) { error_setg(errp, "Key %s prefix is already set as a scalar", prefix); goto error; } - } else { - child = QOBJECT(qdict_new()); - qdict_put_obj(two_level, prefix, child); + + child_dict = qdict_new(); + qdict_put_obj(two_level, prefix, QOBJECT(child_dict)); } + qobject_incref(ent->value); - qdict_put_obj(qobject_to(QDict, child), suffix, ent->value); + qdict_put_obj(child_dict, suffix, ent->value); } else { if (child) { error_setg(errp, "Key %s prefix is already set as a dict", @@ -913,9 +915,9 @@ QObject *qdict_crumple(const QDict *src, Error **errp) multi_level = qdict_new(); for (ent = qdict_first(two_level); ent != NULL; ent = qdict_next(two_level, ent)) { - - if (qobject_type(ent->value) == QTYPE_QDICT) { - child = qdict_crumple(qobject_to(QDict, ent->value), errp); + QDict *dict = qobject_to(QDict, ent->value); + if (dict) { + child = qdict_crumple(dict, errp); if (!child) { goto error; } -- 2.14.3