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-rw-r--r--py/objstr.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/py/objstr.h b/py/objstr.h
index 92b065d869..7d86ec30ba 100644
--- a/py/objstr.h
+++ b/py/objstr.h
@@ -27,6 +27,7 @@
#define MICROPY_INCLUDED_PY_OBJSTR_H
#include "py/obj.h"
+#include "py/objarray.h"
typedef struct _mp_obj_str_t {
mp_obj_base_t base;
@@ -36,6 +37,13 @@ typedef struct _mp_obj_str_t {
const byte *data;
} mp_obj_str_t;
+// This static assert is used to ensure that mp_obj_str_t and mp_obj_array_t are compatible,
+// meaning that their len and data/items entries are at the same offsets in the struct.
+// This allows the same code to be used for str/bytes and bytearray.
+#define MP_STATIC_ASSERT_STR_ARRAY_COMPATIBLE \
+ MP_STATIC_ASSERT(offsetof(mp_obj_str_t, len) == offsetof(mp_obj_array_t, len) \
+ && offsetof(mp_obj_str_t, data) == offsetof(mp_obj_array_t, items))
+
#define MP_DEFINE_STR_OBJ(obj_name, str) mp_obj_str_t obj_name = {{&mp_type_str}, 0, sizeof(str) - 1, (const byte *)str}
// use this macro to extract the string hash
@@ -70,6 +78,7 @@ const byte *mp_obj_str_get_data_no_check(mp_obj_t self_in, size_t *len);
if (mp_obj_is_qstr(str_obj_in)) { \
str_data = qstr_data(MP_OBJ_QSTR_VALUE(str_obj_in), &str_len); \
} else { \
+ MP_STATIC_ASSERT_STR_ARRAY_COMPATIBLE; \
str_len = ((mp_obj_str_t *)MP_OBJ_TO_PTR(str_obj_in))->len; \
str_data = ((mp_obj_str_t *)MP_OBJ_TO_PTR(str_obj_in))->data; \
}
@@ -118,4 +127,14 @@ MP_DECLARE_CONST_FUN_OBJ_1(str_isupper_obj);
MP_DECLARE_CONST_FUN_OBJ_1(str_islower_obj);
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(bytes_decode_obj);
+extern const mp_obj_dict_t mp_obj_str_locals_dict;
+
+#if MICROPY_PY_BUILTINS_BYTEARRAY
+extern const mp_obj_dict_t mp_obj_bytearray_locals_dict;
+#endif
+
+#if MICROPY_PY_ARRAY
+extern const mp_obj_dict_t mp_obj_array_locals_dict;
+#endif
+
#endif // MICROPY_INCLUDED_PY_OBJSTR_H