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Diffstat (limited to 'include/python2.7/memoryobject.h')
-rw-r--r-- | include/python2.7/memoryobject.h | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/include/python2.7/memoryobject.h b/include/python2.7/memoryobject.h deleted file mode 100644 index bf0b621..0000000 --- a/include/python2.7/memoryobject.h +++ /dev/null @@ -1,74 +0,0 @@ -/* Memory view object. In Python this is available as "memoryview". */ - -#ifndef Py_MEMORYOBJECT_H -#define Py_MEMORYOBJECT_H -#ifdef __cplusplus -extern "C" { -#endif - -PyAPI_DATA(PyTypeObject) PyMemoryView_Type; - -#define PyMemoryView_Check(op) (Py_TYPE(op) == &PyMemoryView_Type) - -/* Get a pointer to the underlying Py_buffer of a memoryview object. */ -#define PyMemoryView_GET_BUFFER(op) (&((PyMemoryViewObject *)(op))->view) -/* Get a pointer to the PyObject from which originates a memoryview object. */ -#define PyMemoryView_GET_BASE(op) (((PyMemoryViewObject *)(op))->view.obj) - - -PyAPI_FUNC(PyObject *) PyMemoryView_GetContiguous(PyObject *base, - int buffertype, - char fort); - - /* Return a contiguous chunk of memory representing the buffer - from an object in a memory view object. If a copy is made then the - base object for the memory view will be a *new* bytes object. - - Otherwise, the base-object will be the object itself and no - data-copying will be done. - - The buffertype argument can be PyBUF_READ, PyBUF_WRITE, - PyBUF_SHADOW to determine whether the returned buffer - should be READONLY, WRITABLE, or set to update the - original buffer if a copy must be made. If buffertype is - PyBUF_WRITE and the buffer is not contiguous an error will - be raised. In this circumstance, the user can use - PyBUF_SHADOW to ensure that a a writable temporary - contiguous buffer is returned. The contents of this - contiguous buffer will be copied back into the original - object after the memoryview object is deleted as long as - the original object is writable and allows setting an - exclusive write lock. If this is not allowed by the - original object, then a BufferError is raised. - - If the object is multi-dimensional and if fortran is 'F', - the first dimension of the underlying array will vary the - fastest in the buffer. If fortran is 'C', then the last - dimension will vary the fastest (C-style contiguous). If - fortran is 'A', then it does not matter and you will get - whatever the object decides is more efficient. - - A new reference is returned that must be DECREF'd when finished. - */ - -PyAPI_FUNC(PyObject *) PyMemoryView_FromObject(PyObject *base); - -PyAPI_FUNC(PyObject *) PyMemoryView_FromBuffer(Py_buffer *info); - /* create new if bufptr is NULL - will be a new bytesobject in base */ - - -/* The struct is declared here so that macros can work, but it shouldn't - be considered public. Don't access those fields directly, use the macros - and functions instead! */ -typedef struct { - PyObject_HEAD - PyObject *base; - Py_buffer view; -} PyMemoryViewObject; - - -#ifdef __cplusplus -} -#endif -#endif /* !Py_MEMORYOBJECT_H */ |