#ifndef Py_CPYTHON_BYTESOBJECT_H

#  error "this header file must not be included directly"

#endif

typedef struct {

    PyObject_VAR_HEAD

    Py_DEPRECATED(3.11) Py_hash_t ob_shash;

    char ob_sval[1];

    /* Invariants:

     *     ob_sval contains space for 'ob_size+1' elements.

     *     ob_sval[ob_size] == 0.

     *     ob_shash is the hash of the byte string or -1 if not computed yet.

     */

} PyBytesObject;

PyAPI_FUNC(int) _PyBytes_Resize(PyObject **, Py_ssize_t);

/* Macros and static inline functions, trading safety for speed */

#define _PyBytes_CAST(op) \

    (assert(PyBytes_Check(op)), _Py_CAST(PyBytesObject*, op))

static inline char* PyBytes_AS_STRING(PyObject *op)

{

    return _PyBytes_CAST(op)->ob_sval;

}

#define PyBytes_AS_STRING(op) PyBytes_AS_STRING(_PyObject_CAST(op))

static inline Py_ssize_t PyBytes_GET_SIZE(PyObject *op) {

    PyBytesObject *self = _PyBytes_CAST(op);

    return Py_SIZE(self);

}

#define PyBytes_GET_SIZE(self) PyBytes_GET_SIZE(_PyObject_CAST(self))

PyAPI_FUNC(PyObject*) PyBytes_Join(PyObject *sep, PyObject *iterable);

// Deprecated alias kept for backward compatibility

Py_DEPRECATED(3.14) static inline PyObject*

_PyBytes_Join(PyObject *sep, PyObject *iterable)

{

    return PyBytes_Join(sep, iterable);

}

// --- PyBytesWriter API -----------------------------------------------------

typedef struct PyBytesWriter PyBytesWriter;

PyAPI_FUNC(PyBytesWriter *) PyBytesWriter_Create(

    Py_ssize_t size);

PyAPI_FUNC(void) PyBytesWriter_Discard(

    PyBytesWriter *writer);

PyAPI_FUNC(PyObject*) PyBytesWriter_Finish(

    PyBytesWriter *writer);

PyAPI_FUNC(PyObject*) PyBytesWriter_FinishWithSize(

    PyBytesWriter *writer,

    Py_ssize_t size);

PyAPI_FUNC(PyObject*) PyBytesWriter_FinishWithPointer(

    PyBytesWriter *writer,

    void *buf);

PyAPI_FUNC(void*) PyBytesWriter_GetData(

    PyBytesWriter *writer);

PyAPI_FUNC(Py_ssize_t) PyBytesWriter_GetSize(

    PyBytesWriter *writer);

PyAPI_FUNC(int) PyBytesWriter_WriteBytes(

    PyBytesWriter *writer,

    const void *bytes,

    Py_ssize_t size);

PyAPI_FUNC(int) PyBytesWriter_Format(

    PyBytesWriter *writer,

    const char *format,

    ...);

PyAPI_FUNC(int) PyBytesWriter_Resize(

    PyBytesWriter *writer,

    Py_ssize_t size);

PyAPI_FUNC(int) PyBytesWriter_Grow(

    PyBytesWriter *writer,

    Py_ssize_t size);

PyAPI_FUNC(void*) PyBytesWriter_GrowAndUpdatePointer(

    PyBytesWriter *writer,

    Py_ssize_t size,

    void *buf);