1 files changed, 45 insertions, 3 deletions

diff --git a/glib/glib/gvariant-core.c b/glib/glib/gvariant-core.c
index 1633463..dc20c32 100644
--- a/glib/glib/gvariant-core.c
+++ b/glib/glib/gvariant-core.c
@@ -18,6 +18,8 @@
  * Boston, MA 02111-1307, USA.
  */
 
+#include "config.h"
+
 #include <glib/gvariant-core.h>
 
 #include <glib/gvariant-serialiser.h>
@@ -484,8 +486,7 @@ g_variant_alloc (const GVariantType *type,
   return value;
 }
 
-/* -- internal -- */
-/* < internal >
+/**
  * g_variant_new_from_bytes:
  * @type: a #GVariantType
  * @bytes: a #GBytes
@@ -497,7 +498,9 @@ g_variant_alloc (const GVariantType *type,
  *
  * A reference is taken on @bytes.
  *
- * Returns: a new #GVariant with a floating reference
+ * Returns: (transfer none): a new #GVariant with a floating reference
+ *
+ * Since: 2.36
  */
 GVariant *
 g_variant_new_from_bytes (const GVariantType *type,
@@ -535,6 +538,8 @@ g_variant_new_from_bytes (const GVariantType *type,
   return value;
 }
 
+/* -- internal -- */
+
 /* < internal >
  * g_variant_new_from_children:
  * @type: a #GVariantType
@@ -862,6 +867,43 @@ g_variant_get_data (GVariant *value)
 }
 
 /**
+ * g_variant_get_data_as_bytes:
+ * @value: a #GVariant
+ *
+ * Returns a pointer to the serialised form of a #GVariant instance.
+ * The semantics of this function are exactly the same as
+ * g_variant_get_data(), except that the returned #GBytes holds
+ * a reference to the variant data.
+ *
+ * Returns: (transfer full): A new #GBytes representing the variant data
+ *
+ * Since: 2.36
+ */ 
+GBytes *
+g_variant_get_data_as_bytes (GVariant *value)
+{
+  const gchar *bytes_data;
+  const gchar *data;
+  gsize bytes_size;
+  gsize size;
+
+  g_variant_lock (value);
+  g_variant_ensure_serialised (value);
+  g_variant_unlock (value);
+
+  bytes_data = g_bytes_get_data (value->contents.serialised.bytes, &bytes_size);
+  data = value->contents.serialised.data;
+  size = value->size;
+
+  if (data == bytes_data && size == bytes_size)
+    return g_bytes_ref (value->contents.serialised.bytes);
+  else
+    return g_bytes_new_from_bytes (value->contents.serialised.bytes,
+                                   data - bytes_data, size);
+}
+
+
+/**
  * g_variant_n_children:
  * @value: a container #GVariant
  *