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-rw-r--r--py/obj.h1
-rw-r--r--py/objarray.c11
2 files changed, 12 insertions, 0 deletions
diff --git a/py/obj.h b/py/obj.h
index 4e2c956835..0f99e5dfc8 100644
--- a/py/obj.h
+++ b/py/obj.h
@@ -349,6 +349,7 @@ extern const mp_obj_type_t zip_type;
// array
extern const mp_obj_type_t array_type;
uint mp_obj_array_len(mp_obj_t self_in);
+mp_obj_t mp_obj_new_bytearray_by_ref(uint n, void *items);
// functions
typedef struct _mp_obj_fun_native_t { // need this so we can define const objects (to go in ROM)
diff --git a/py/objarray.c b/py/objarray.c
index 9911e89df9..42dbfcda05 100644
--- a/py/objarray.c
+++ b/py/objarray.c
@@ -271,6 +271,17 @@ mp_obj_t mp_obj_new_bytearray(uint n, void *items) {
return o;
}
+// Create bytearray which references specified memory area
+mp_obj_t mp_obj_new_bytearray_by_ref(uint n, void *items) {
+ mp_obj_array_t *o = m_new_obj(mp_obj_array_t);
+ o->base.type = &array_type;
+ o->typecode = BYTEARRAY_TYPECODE;
+ o->free = 0;
+ o->len = n;
+ o->items = items;
+ return o;
+}
+
/******************************************************************************/
/* array iterator */