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[PULL,1/1] qapi: QMP input visitor, handle floats parsed as ints

Message ID 1337001925-8992-2-git-send-email-lcapitulino@redhat.com
State New
Headers show

Commit Message

Luiz Capitulino May 14, 2012, 1:25 p.m. UTC 
From: Michael Roth <mdroth@linux.vnet.ibm.com>

JSON numbers can be interpreted as either integers or floating point
values depending on their representation. As a result, QMP input visitor
might visit a QInt when it was expecting a QFloat, so add handling to
account for this.

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Acked-by: Andreas Färber <afaerber@suse.de>
---
 qapi/qmp-input-visitor.c |   11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/qapi/qmp-input-visitor.c b/qapi/qmp-input-visitor.c
index 4cdc47d..107d8d3 100644
--- a/qapi/qmp-input-visitor.c
+++ b/qapi/qmp-input-visitor.c
@@ -246,13 +246,18 @@  static void qmp_input_type_number(Visitor *v, double *obj, const char *name,
     QmpInputVisitor *qiv = to_qiv(v);
     QObject *qobj = qmp_input_get_object(qiv, name);
 
-    if (!qobj || qobject_type(qobj) != QTYPE_QFLOAT) {
+    if (!qobj || (qobject_type(qobj) != QTYPE_QFLOAT &&
+        qobject_type(qobj) != QTYPE_QINT)) {
         error_set(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
-                  "double");
+                  "number");
         return;
     }
 
-    *obj = qfloat_get_double(qobject_to_qfloat(qobj));
+    if (qobject_type(qobj) == QTYPE_QINT) {
+        *obj = qint_get_int(qobject_to_qint(qobj));
+    } else {
+        *obj = qfloat_get_double(qobject_to_qfloat(qobj));
+    }
 }
 
 static void qmp_input_start_optional(Visitor *v, bool *present,