[Qemu-devel] [PATCH 12/14] qlit: improve QLit list vs qlist comparison

Marc-André Lureau posted 14 patches 8 years, 5 months ago
There is a newer version of this series
[Qemu-devel] [PATCH 12/14] qlit: improve QLit list vs qlist comparison
Posted by Marc-André Lureau 8 years, 5 months ago
Check that the QLit list has the same size as the qlist, this should
ensure that we have an exact match when iterating over qlist for
comparing the elements.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 qobject/qlit.c     | 39 ++++++++++++++++++++++++++-------------
 tests/check-qlit.c |  3 +++
 2 files changed, 29 insertions(+), 13 deletions(-)

diff --git a/qobject/qlit.c b/qobject/qlit.c
index 45ae0635c0..0a60802d74 100644
--- a/qobject/qlit.c
+++ b/qobject/qlit.c
@@ -67,6 +67,28 @@ end:
     return success;
 }
 
+static bool qlit_equal_qlist(const QLitObject *lhs, const QList *qlist)
+{
+    QListCompareHelper helper;
+    int i;
+
+    for (i = 0; lhs->value.qlist[i].type != QTYPE_NONE; i++) {
+        continue;
+    }
+
+    if (qlist_size(qlist) != i) {
+        return false;
+    }
+
+    helper.index = 0;
+    helper.objs = lhs->value.qlist;
+    helper.result = true;
+
+    qlist_iter(qlist, compare_helper, &helper);
+
+    return helper.result;
+}
+
 bool qlit_equal_qobject(const QLitObject *lhs, const QObject *rhs)
 {
     int64_t val;
@@ -82,21 +104,12 @@ bool qlit_equal_qobject(const QLitObject *lhs, const QObject *rhs)
         val = qnum_get_int(qobject_to_qnum(rhs));
         return lhs->value.qnum == val;
     case QTYPE_QSTRING:
-        return (strcmp(lhs->value.qstr,
-                       qstring_get_str(qobject_to_qstring(rhs))) == 0);
+        return g_str_equal(lhs->value.qstr,
+                           qstring_get_str(qobject_to_qstring(rhs)));
     case QTYPE_QDICT:
         return qlit_equal_qdict(lhs, qobject_to_qdict(rhs));
-    case QTYPE_QLIST: {
-        QListCompareHelper helper;
-
-        helper.index = 0;
-        helper.objs = lhs->value.qlist;
-        helper.result = true;
-
-        qlist_iter(qobject_to_qlist(rhs), compare_helper, &helper);
-
-        return helper.result;
-    }
+    case QTYPE_QLIST:
+        return qlit_equal_qlist(lhs, qobject_to_qlist(rhs));
     case QTYPE_QNULL:
         return true;
     default:
diff --git a/tests/check-qlit.c b/tests/check-qlit.c
index 5d9558dfd9..ae74bfcb83 100644
--- a/tests/check-qlit.c
+++ b/tests/check-qlit.c
@@ -58,6 +58,9 @@ static void qlit_equal_qobject_test(void)
 
     g_assert(!qlit_equal_qobject(&qlit_foo, qobj));
 
+    qdict_put(qobject_to_qdict(qobj), "bee", qlist_new());
+    g_assert(!qlit_equal_qobject(&qlit, qobj));
+
     qobject_decref(qobj);
 }
 
-- 
2.14.1.146.gd35faa819


Re: [Qemu-devel] [PATCH 12/14] qlit: improve QLit list vs qlist comparison
Posted by Marc-André Lureau 8 years, 5 months ago

----- Original Message -----
> Check that the QLit list has the same size as the qlist, this should
> ensure that we have an exact match when iterating over qlist for
> comparing the elements.
> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
> ---
>  qobject/qlit.c     | 39 ++++++++++++++++++++++++++-------------
>  tests/check-qlit.c |  3 +++
>  2 files changed, 29 insertions(+), 13 deletions(-)
> 
> diff --git a/qobject/qlit.c b/qobject/qlit.c
> index 45ae0635c0..0a60802d74 100644
> --- a/qobject/qlit.c
> +++ b/qobject/qlit.c
> @@ -67,6 +67,28 @@ end:
>      return success;
>  }
>  
> +static bool qlit_equal_qlist(const QLitObject *lhs, const QList *qlist)
> +{
> +    QListCompareHelper helper;
> +    int i;
> +
> +    for (i = 0; lhs->value.qlist[i].type != QTYPE_NONE; i++) {
> +        continue;
> +    }
> +
> +    if (qlist_size(qlist) != i) {
> +        return false;
> +    }
> +
> +    helper.index = 0;
> +    helper.objs = lhs->value.qlist;
> +    helper.result = true;
> +
> +    qlist_iter(qlist, compare_helper, &helper);
> +
> +    return helper.result;
> +}
> +
>  bool qlit_equal_qobject(const QLitObject *lhs, const QObject *rhs)
>  {
>      int64_t val;
> @@ -82,21 +104,12 @@ bool qlit_equal_qobject(const QLitObject *lhs, const
> QObject *rhs)
>          val = qnum_get_int(qobject_to_qnum(rhs));
>          return lhs->value.qnum == val;
>      case QTYPE_QSTRING:
> -        return (strcmp(lhs->value.qstr,
> -                       qstring_get_str(qobject_to_qstring(rhs))) == 0);
> +        return g_str_equal(lhs->value.qstr,
> +                           qstring_get_str(qobject_to_qstring(rhs)));

drop this hunk, it slipped in by mistake.

>      case QTYPE_QDICT:
>          return qlit_equal_qdict(lhs, qobject_to_qdict(rhs));
> -    case QTYPE_QLIST: {
> -        QListCompareHelper helper;
> -
> -        helper.index = 0;
> -        helper.objs = lhs->value.qlist;
> -        helper.result = true;
> -
> -        qlist_iter(qobject_to_qlist(rhs), compare_helper, &helper);
> -
> -        return helper.result;
> -    }
> +    case QTYPE_QLIST:
> +        return qlit_equal_qlist(lhs, qobject_to_qlist(rhs));
>      case QTYPE_QNULL:
>          return true;
>      default:
> diff --git a/tests/check-qlit.c b/tests/check-qlit.c
> index 5d9558dfd9..ae74bfcb83 100644
> --- a/tests/check-qlit.c
> +++ b/tests/check-qlit.c
> @@ -58,6 +58,9 @@ static void qlit_equal_qobject_test(void)
>  
>      g_assert(!qlit_equal_qobject(&qlit_foo, qobj));
>  
> +    qdict_put(qobject_to_qdict(qobj), "bee", qlist_new());
> +    g_assert(!qlit_equal_qobject(&qlit, qobj));
> +
>      qobject_decref(qobj);
>  }
>  
> --
> 2.14.1.146.gd35faa819
> 
>