[util] Add accessors for binary plist objects

include/QF/qfplist.h

@@ -141,6 +141,23 @@ pltype_t PL_Type (const plitem_t *item) __attribute__((pure));
 */
 int PL_Line (const plitem_t *item) __attribute__((pure));
 
+/** Retrieve the data size from a binary object.
+
+	\param binary The binary object
+	\return the size in bytes of the binary object 0 if binary isn't a binary
+	object.
+*/
+size_t PL_BinarySize (const plitem_t *item) __attribute__((pure));
+
+/** Retrieve the data from a binary object.
+
+	\param binary The binary object
+	\return pointer to the actual data or NULL if binary isn't a binary object.
+	\note	You are NOT responsible for freeing the returned object. It will
+	be destroyed when its container is.
+*/
+const void *PL_BinaryData (const plitem_t *binary) __attribute__((pure));
+
 /** Retrieve a string from a string object.
 
 	\param string The string object

libs/util/qfplist.c

@@ -231,6 +231,26 @@ PL_Free (plitem_t *item)
 	free (item);
 }
 
+VISIBLE size_t
+PL_BinarySize (const plitem_t *binary)
+{
+	plbinary_t *bin = (plbinary_t *) binary->data;
+
+	if (binary->type != QFBinary)
+		return 0;
+	return bin->size;
+}
+
+VISIBLE const void *
+PL_BinaryData (const plitem_t *binary)
+{
+	plbinary_t *bin = (plbinary_t *) binary->data;
+
+	if (binary->type != QFBinary)
+		return 0;
+	return bin->data;
+}
+
 VISIBLE const char *
 PL_String (const plitem_t *string)
 {