New constructor QByteArray::QByteArray(int size, enum Qt::Uninitialized)

Contrary to the QByteArray::QByteArray(int size, enum Qt::Uninitialized)
constructor this does not initialize its data.

Reviewed-by: mariusSO

2 files changed, 17 insertions, 1 deletions

diff --git a/src/corelib/tools/qbytearray.cpp b/src/corelib/tools/qbytearray.cpp
index 0c45776..142dfeb 100644
--- a/src/corelib/tools/qbytearray.cpp
+++ b/src/corelib/tools/qbytearray.cpp
@@ -1304,6 +1304,21 @@ QByteArray::QByteArray(int size, char ch)
 }
 
 /*!
+    \internal 
+
+    Constructs a byte array of size \a size with uninitialized contents.
+*/
+
+QByteArray::QByteArray(int size, enum Qt::Uninitialized)
+{
+    d = static_cast<Data *>(qMalloc(sizeof(Data)+size));
+    d->ref = 1;
+    d->alloc = d->size = size;
+    d->data = d->array;
+    d->array[size] = '\0';
+}
+
+/*!
     Sets the size of the byte array to \a size bytes.
 
     If \a size is greater than the current size, the byte array is
diff --git a/src/corelib/tools/qbytearray.h b/src/corelib/tools/qbytearray.h
index 5cd4d63..3cb10d7 100644
--- a/src/corelib/tools/qbytearray.h
+++ b/src/corelib/tools/qbytearray.h
@@ -42,8 +42,8 @@
 #ifndef QBYTEARRAY_H
 #define QBYTEARRAY_H
 
-#include <QtCore/qglobal.h>
 #include <QtCore/qatomic.h>
+#include <QtCore/qnamespace.h>
 
 #include <string.h>
 #include <stdarg.h>
@@ -127,6 +127,7 @@ public:
     QByteArray(const char *);
     QByteArray(const char *, int size);
     QByteArray(int size, char c);
+    QByteArray(int size, enum Qt::Uninitialized);
     inline QByteArray(const QByteArray &);
     inline ~QByteArray();