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[Qemu-devel] [PATCH v3 2/8] QDict: New qdict_get_double()
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH v3 2/8] QDict: New qdict_get_double() |
Date: |
Mon, 25 Jan 2010 14:23:02 +0100 |
Helper function just like qdict_get_int(), just for QFloat/double.
Signed-off-by: Markus Armbruster <address@hidden>
---
qdict.c | 24 ++++++++++++++++++++++++
qdict.h | 1 +
2 files changed, 25 insertions(+), 0 deletions(-)
diff --git a/qdict.c b/qdict.c
index ba8eef0..32119cf 100644
--- a/qdict.c
+++ b/qdict.c
@@ -11,6 +11,7 @@
*/
#include "qint.h"
+#include "qfloat.h"
#include "qdict.h"
#include "qbool.h"
#include "qstring.h"
@@ -175,6 +176,29 @@ static QObject *qdict_get_obj(const QDict *qdict, const
char *key,
}
/**
+ * qdict_get_double(): Get an number mapped by 'key'
+ *
+ * This function assumes that 'key' exists and it stores a
+ * QFloat or QInt object.
+ *
+ * Return number mapped by 'key'.
+ */
+double qdict_get_double(const QDict *qdict, const char *key)
+{
+ QObject *obj = qdict_get(qdict, key);
+
+ assert(obj);
+ switch (qobject_type(obj)) {
+ case QTYPE_QFLOAT:
+ return qfloat_get_double(qobject_to_qfloat(obj));
+ case QTYPE_QINT:
+ return qint_get_int(qobject_to_qint(obj));
+ default:
+ assert(0);
+ }
+}
+
+/**
* qdict_get_int(): Get an integer mapped by 'key'
*
* This function assumes that 'key' exists and it stores a
diff --git a/qdict.h b/qdict.h
index 5fef1ea..5649ccf 100644
--- a/qdict.h
+++ b/qdict.h
@@ -37,6 +37,7 @@ void qdict_iter(const QDict *qdict,
qdict_put_obj(qdict, key, QOBJECT(obj))
/* High level helpers */
+double qdict_get_double(const QDict *qdict, const char *key);
int64_t qdict_get_int(const QDict *qdict, const char *key);
int qdict_get_bool(const QDict *qdict, const char *key);
QList *qdict_get_qlist(const QDict *qdict, const char *key);
--
1.6.6
- [Qemu-devel] [PATCH v3 0/8] Convert migrate_set_speed, migrate_set_downtime to QObject, Markus Armbruster, 2010/01/25
- [Qemu-devel] [PATCH v3 2/8] QDict: New qdict_get_double(),
Markus Armbruster <=
- [Qemu-devel] [PATCH v3 1/8] monitor: Document argument type 'M', Markus Armbruster, 2010/01/25
- [Qemu-devel] [PATCH v3 5/8] monitor: convert do_migrate_set_speed() to QObject, Markus Armbruster, 2010/01/25
- [Qemu-devel] [PATCH v3 4/8] monitor: Use argument type 'b' for migrate_set_speed, Markus Armbruster, 2010/01/25
- [Qemu-devel] [PATCH v3 6/8] monitor: New argument type 'T', Markus Armbruster, 2010/01/25
- [Qemu-devel] [PATCH v3 7/8] monitor: Use argument type 'T' for migrate_set_downtime, Markus Armbruster, 2010/01/25
- [Qemu-devel] [PATCH v3 8/8] monitor: convert do_migrate_set_downtime() to QObject, Markus Armbruster, 2010/01/25
- [Qemu-devel] [PATCH v3 3/8] monitor: New argument type 'b', Markus Armbruster, 2010/01/25
- Re: [Qemu-devel] [PATCH v3 0/8] Convert migrate_set_speed, migrate_set_downtime to QObject, Luiz Capitulino, 2010/01/25