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authorAnthony Liguori <aliguori@us.ibm.com>2009-11-11 10:37:39 -0600
committerAnthony Liguori <aliguori@us.ibm.com>2009-11-17 08:49:39 -0600
commitf7e6b1927f00631b1a2bf59e597ea4640dbddb31 (patch)
treed822015b84b41953a598756aa0014ed6917ed58b /qbool.c
parent9c9efb6b2962de5eec1cf0e394a96a55c36f714d (diff)
Add a QBool type
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'qbool.c')
-rw-r--r--qbool.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/qbool.c b/qbool.c
new file mode 100644
index 000000000..5ab734c2c
--- /dev/null
+++ b/qbool.c
@@ -0,0 +1,76 @@
+/*
+ * QBool Module
+ *
+ * Copyright (C) 2009 Red Hat Inc.
+ *
+ * Authors:
+ * Luiz Capitulino <lcapitulino@redhat.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ *
+ * Copyright IBM, Corp. 2009
+ *
+ * Authors:
+ * Anthony Liguori <aliguori@us.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
+ * See the COPYING.LIB file in the top-level directory.
+ *
+ */
+
+#include "qbool.h"
+#include "qobject.h"
+#include "qemu-common.h"
+
+static void qbool_destroy_obj(QObject *obj);
+
+static const QType qbool_type = {
+ .code = QTYPE_QBOOL,
+ .destroy = qbool_destroy_obj,
+};
+
+/**
+ * qbool_from_int(): Create a new QBool from an int
+ *
+ * Return strong reference.
+ */
+QBool *qbool_from_int(int value)
+{
+ QBool *qb;
+
+ qb = qemu_malloc(sizeof(*qb));
+ qb->value = value;
+ QOBJECT_INIT(qb, &qbool_type);
+
+ return qb;
+}
+
+/**
+ * qbool_get_int(): Get the stored int
+ */
+int qbool_get_int(const QBool *qb)
+{
+ return qb->value;
+}
+
+/**
+ * qobject_to_qbool(): Convert a QObject into a QBool
+ */
+QBool *qobject_to_qbool(const QObject *obj)
+{
+ if (qobject_type(obj) != QTYPE_QBOOL)
+ return NULL;
+
+ return container_of(obj, QBool, base);
+}
+
+/**
+ * qbool_destroy_obj(): Free all memory allocated by a
+ * QBool object
+ */
+static void qbool_destroy_obj(QObject *obj)
+{
+ assert(obj != NULL);
+ qemu_free(qobject_to_qbool(obj));
+}