1#ifndef Py_CPYTHON_BYTEARRAYOBJECT_H
2# error "this header file must not be included directly"
3#endif
4
5/* Object layout */
6typedef struct {
7 PyObject_VAR_HEAD
8 Py_ssize_t ob_alloc; /* How many bytes allocated in ob_bytes */
9 char *ob_bytes; /* Physical backing buffer */
10 char *ob_start; /* Logical start inside ob_bytes */
11 Py_ssize_t ob_exports; /* How many buffer exports */
12} PyByteArrayObject;
13
14/* Macros, trading safety for speed */
15#define PyByteArray_AS_STRING(self) \
16 (assert(PyByteArray_Check(self)), \
17 Py_SIZE(self) ? ((PyByteArrayObject *)(self))->ob_start : _PyByteArray_empty_string)
18#define PyByteArray_GET_SIZE(self) (assert(PyByteArray_Check(self)), Py_SIZE(self))
19
20PyAPI_DATA(char) _PyByteArray_empty_string[];
21