QDict: Introduce qdict_get_qbool()

This is a helper function that does type checking before retrieving
a QBool from the dictionary.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit cd4dde36ae8e7bd8e02839533c5708011bf994cf)

1 files changed, 15 insertions, 0 deletions

diff --git a/qdict.c b/qdict.c
index 0e04cb1fe..45e08bec9 100644
--- a/qdict.c
+++ b/qdict.c
@@ -12,6 +12,7 @@
 
 #include "qint.h"
 #include "qdict.h"
+#include "qbool.h"
 #include "qstring.h"
 #include "qobject.h"
 #include "qemu-queue.h"
@@ -189,6 +190,20 @@ int64_t qdict_get_int(const QDict *qdict, const char *key)
 }
 
 /**
+ * qdict_get_bool(): Get a bool mapped by 'key'
+ *
+ * This function assumes that 'key' exists and it stores a
+ * QBool object.
+ *
+ * Return bool mapped by 'key'.
+ */
+int qdict_get_bool(const QDict *qdict, const char *key)
+{
+    QObject *obj = qdict_get_obj(qdict, key, QTYPE_QBOOL);
+    return qbool_get_int(qobject_to_qbool(obj));
+}
+
+/**
  * qdict_get_str(): Get a pointer to the stored string mapped
  * by 'key'
  *