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| author | Christian Heimes <christian@python.org> | 2022-02-02 15:03:10 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-02-02 15:03:10 (GMT) |
| commit | f66c857572a308822c70fd25e0197b6e0dec6e34 (patch) | |
| tree | 0014ec4456f837b05462e172655e194385e2ec61 /Doc/c-api | |
| parent | 08f8301b21648d58d053e1a513db8ed32fbf37dd (diff) | |
| download | cpython-f66c857572a308822c70fd25e0197b6e0dec6e34.zip cpython-f66c857572a308822c70fd25e0197b6e0dec6e34.tar.gz cpython-f66c857572a308822c70fd25e0197b6e0dec6e34.tar.bz2 | |
bpo-45459: Add Py_buffer to limited API (GH-29991)
- [x] ``Py_buffer`` struct
- [x] ``PyBuffer_*()`` API functions
- [x] ``PyBUF_*`` constants
- [x] ``Py_bf_getbuffer`` and ``Py_bf_releasebuffer`` type slots
- [x] ``PyMemoryView_FromBuffer()`` API
- [x] tests for limited API
- [x] ``make regen-limited-abi``
- [x] documentation update
- [ ] export ``PyPickleBuffer*()`` API ???
Diffstat (limited to 'Doc/c-api')
| -rw-r--r-- | Doc/c-api/buffer.rst | 7 | ||||
| -rw-r--r-- | Doc/c-api/type.rst | 11 |
2 files changed, 12 insertions, 6 deletions
diff --git a/Doc/c-api/buffer.rst b/Doc/c-api/buffer.rst index 820a3a6..05e131d 100644 --- a/Doc/c-api/buffer.rst +++ b/Doc/c-api/buffer.rst @@ -499,6 +499,13 @@ Buffer-related functions This function fails if *len* != *src->len*. +.. c:function:: int PyObject_CopyData(Py_buffer *dest, Py_buffer *src) + + Copy data from *src* to *dest* buffer. Can convert between C-style and + or Fortran-style buffers. + + ``0`` is returned on success, ``-1`` on error. + .. c:function:: void PyBuffer_FillContiguousStrides(int ndims, Py_ssize_t *shape, Py_ssize_t *strides, int itemsize, char order) Fill the *strides* array with byte-strides of a :term:`contiguous` (C-style if diff --git a/Doc/c-api/type.rst b/Doc/c-api/type.rst index f968869..97a818a 100644 --- a/Doc/c-api/type.rst +++ b/Doc/c-api/type.rst @@ -272,12 +272,6 @@ The following functions and structs are used to create * :c:member:`~PyTypeObject.tp_vectorcall_offset` (see :ref:`PyMemberDef <pymemberdef-offsets>`) - The following fields cannot be set using :c:type:`PyType_Spec` and - :c:type:`PyType_Slot` under the limited API: - - * :c:member:`~PyBufferProcs.bf_getbuffer` - * :c:member:`~PyBufferProcs.bf_releasebuffer` - Setting :c:data:`Py_tp_bases` or :c:data:`Py_tp_base` may be problematic on some platforms. To avoid issues, use the *bases* argument of @@ -287,6 +281,11 @@ The following functions and structs are used to create Slots in :c:type:`PyBufferProcs` in may be set in the unlimited API. + .. versionchanged:: 3.11 + :c:member:`~PyBufferProcs.bf_getbuffer` and + :c:member:`~PyBufferProcs.bf_releasebuffer` are now available + under limited API. + .. c:member:: void *PyType_Slot.pfunc The desired value of the slot. In most cases, this is a pointer |