1 

     2 /* Buffer object interface */

     3 

     4 /* Note: the object's structure is private */

     5 

     6 #ifndef Py_BUFFEROBJECT_H

     7 #define Py_BUFFEROBJECT_H

     8 #ifdef __cplusplus

     9 extern "C" {

    10 #endif

    11 

    12 

    13 PyAPI_DATA(PyTypeObject) PyBuffer_Type;

    14 

    15 #define PyBuffer_Check(op) (Py_TYPE(op) == &PyBuffer_Type)

    16 

    17 #define Py_END_OF_BUFFER	(-1)

    18 

    19 PyAPI_FUNC(PyObject *) PyBuffer_FromObject(PyObject *base,

    20                                            Py_ssize_t offset, Py_ssize_t size);

    21 PyAPI_FUNC(PyObject *) PyBuffer_FromReadWriteObject(PyObject *base,

    22                                                     Py_ssize_t offset,

    23                                                     Py_ssize_t size);

    24 

    25 PyAPI_FUNC(PyObject *) PyBuffer_FromMemory(void *ptr, Py_ssize_t size);

    26 PyAPI_FUNC(PyObject *) PyBuffer_FromReadWriteMemory(void *ptr, Py_ssize_t size);

    27 

    28 PyAPI_FUNC(PyObject *) PyBuffer_New(Py_ssize_t size);

    29 

    30 #ifdef __cplusplus

    31 }

    32 #endif

    33 #endif /* !Py_BUFFEROBJECT_H */