mirror of https://gitee.com/openkylin/qemu.git
94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
/*
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* QLit literal qobject
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*
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* Copyright IBM, Corp. 2009
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* Copyright (c) 2013, 2015, 2017 Red Hat Inc.
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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* Markus Armbruster <armbru@redhat.com>
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* Marc-André Lureau <marcandre.lureau@redhat.com>
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*
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* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
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* See the COPYING.LIB file in the top-level directory.
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*/
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#include "qemu/osdep.h"
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#include "qapi/qmp/qlit.h"
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#include "qapi/qmp/types.h"
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typedef struct QListCompareHelper {
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int index;
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QLitObject *objs;
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bool result;
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} QListCompareHelper;
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static void compare_helper(QObject *obj, void *opaque)
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{
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QListCompareHelper *helper = opaque;
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if (!helper->result) {
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return;
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}
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if (helper->objs[helper->index].type == QTYPE_NONE) {
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helper->result = false;
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return;
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}
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helper->result =
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qlit_equal_qobject(&helper->objs[helper->index++], obj);
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}
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bool qlit_equal_qobject(const QLitObject *lhs, const QObject *rhs)
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{
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int64_t val;
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if (!rhs || lhs->type != qobject_type(rhs)) {
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return false;
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}
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switch (lhs->type) {
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case QTYPE_QBOOL:
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return lhs->value.qbool == qbool_get_bool(qobject_to_qbool(rhs));
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case QTYPE_QNUM:
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g_assert(qnum_get_try_int(qobject_to_qnum(rhs), &val));
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return lhs->value.qnum == val;
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case QTYPE_QSTRING:
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return (strcmp(lhs->value.qstr,
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qstring_get_str(qobject_to_qstring(rhs))) == 0);
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case QTYPE_QDICT: {
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int i;
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for (i = 0; lhs->value.qdict[i].key; i++) {
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QObject *obj = qdict_get(qobject_to_qdict(rhs),
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lhs->value.qdict[i].key);
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if (!qlit_equal_qobject(&lhs->value.qdict[i].value, obj)) {
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return false;
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}
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}
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return true;
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}
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case QTYPE_QLIST: {
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QListCompareHelper helper;
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helper.index = 0;
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helper.objs = lhs->value.qlist;
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helper.result = true;
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qlist_iter(qobject_to_qlist(rhs), compare_helper, &helper);
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return helper.result;
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}
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case QTYPE_QNULL:
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return true;
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default:
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break;
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}
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return false;
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}
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