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authorChristian Tismer <tismer@stackless.com>2017-12-17 19:12:56 +0100
committerAlexandru Croitor <alexandru.croitor@qt.io>2018-05-30 18:13:41 +0000
commit18dc31becdd994c53a9f894087cf1ef99fbd0232 (patch)
tree3021cfa473f20102bfb63a26117776615b91b526 /sources/shiboken2/libshiboken/bufferprocs27.h
parent50dd4ae202d7afb3556335c056db003f5ef50532 (diff)
PEP 384-squash: Implement PEP 384
This is the condensed checkin of 18 commits which created the implementation of PEP 384. Task-number: PYSIDE-560 Change-Id: I834c659af4c2b55b268f8e8dc4cfa53f02502409 Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org> Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
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+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt for Python.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+/*
+PSF LICENSE AGREEMENT FOR PYTHON 3.6.5¶
+1. This LICENSE AGREEMENT is between the Python Software Foundation ("PSF"), and
+ the Individual or Organization ("Licensee") accessing and otherwise using Python
+ 3.6.2 software in source or binary form and its associated documentation.
+
+2. Subject to the terms and conditions of this License Agreement, PSF hereby
+ grants Licensee a nonexclusive, royalty-free, world-wide license to reproduce,
+ analyze, test, perform and/or display publicly, prepare derivative works,
+ distribute, and otherwise use Python 3.6.2 alone or in any derivative
+ version, provided, however, that PSF's License Agreement and PSF's notice of
+ copyright, i.e., "Copyright © 2001-2017 Python Software Foundation; All Rights
+ Reserved" are retained in Python 3.6.2 alone or in any derivative version
+ prepared by Licensee.
+
+3. In the event Licensee prepares a derivative work that is based on or
+ incorporates Python 3.6.2 or any part thereof, and wants to make the
+ derivative work available to others as provided herein, then Licensee hereby
+ agrees to include in any such work a brief summary of the changes made to Python
+ 3.6.2.
+
+4. PSF is making Python 3.6.2 available to Licensee on an "AS IS" basis.
+ PSF MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED. BY WAY OF
+ EXAMPLE, BUT NOT LIMITATION, PSF MAKES NO AND DISCLAIMS ANY REPRESENTATION OR
+ WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR THAT THE
+ USE OF PYTHON 3.6.2 WILL NOT INFRINGE ANY THIRD PARTY RIGHTS.
+
+5. PSF SHALL NOT BE LIABLE TO LICENSEE OR ANY OTHER USERS OF PYTHON 3.6.2
+ FOR ANY INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES OR LOSS AS A RESULT OF
+ MODIFYING, DISTRIBUTING, OR OTHERWISE USING PYTHON 3.6.2, OR ANY DERIVATIVE
+ THEREOF, EVEN IF ADVISED OF THE POSSIBILITY THEREOF.
+
+6. This License Agreement will automatically terminate upon a material breach of
+ its terms and conditions.
+
+7. Nothing in this License Agreement shall be deemed to create any relationship
+ of agency, partnership, or joint venture between PSF and Licensee. This License
+ Agreement does not grant permission to use PSF trademarks or trade name in a
+ trademark sense to endorse or promote products or services of Licensee, or any
+ third party.
+
+8. By copying, installing or otherwise using Python 3.6.2, Licensee agrees
+ to be bound by the terms and conditions of this License Agreement.
+*/
+
+#ifndef BUFFER_REENABLE_H
+#define BUFFER_REENABLE_H
+
+/* buffer interface */
+// This has been renamed to Pep_buffer and will be used.
+typedef struct bufferinfo {
+ void *buf;
+ PyObject *obj; /* owned reference */
+ Py_ssize_t len;
+ Py_ssize_t itemsize; /* This is Py_ssize_t so it can be
+ pointed to by strides in simple case.*/
+ int readonly;
+ int ndim;
+ char *format;
+ Py_ssize_t *shape;
+ Py_ssize_t *strides;
+ Py_ssize_t *suboffsets;
+ void *internal;
+} Pep_buffer;
+
+typedef int (*getbufferproc)(PyObject *, Pep_buffer *, int);
+typedef void (*releasebufferproc)(PyObject *, Pep_buffer *);
+
+/* Maximum number of dimensions */
+#define PyBUF_MAX_NDIM 64
+
+/* Flags for getting buffers */
+#define PyBUF_SIMPLE 0
+#define PyBUF_WRITABLE 0x0001
+/* we used to include an E, backwards compatible alias */
+#define PyBUF_WRITEABLE PyBUF_WRITABLE
+#define PyBUF_FORMAT 0x0004
+#define PyBUF_ND 0x0008
+#define PyBUF_STRIDES (0x0010 | PyBUF_ND)
+#define PyBUF_C_CONTIGUOUS (0x0020 | PyBUF_STRIDES)
+#define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES)
+#define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES)
+#define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES)
+
+#define PyBUF_CONTIG (PyBUF_ND | PyBUF_WRITABLE)
+#define PyBUF_CONTIG_RO (PyBUF_ND)
+
+#define PyBUF_STRIDED (PyBUF_STRIDES | PyBUF_WRITABLE)
+#define PyBUF_STRIDED_RO (PyBUF_STRIDES)
+
+#define PyBUF_RECORDS (PyBUF_STRIDES | PyBUF_WRITABLE | PyBUF_FORMAT)
+#define PyBUF_RECORDS_RO (PyBUF_STRIDES | PyBUF_FORMAT)
+
+#define PyBUF_FULL (PyBUF_INDIRECT | PyBUF_WRITABLE | PyBUF_FORMAT)
+#define PyBUF_FULL_RO (PyBUF_INDIRECT | PyBUF_FORMAT)
+
+
+#define PyBUF_READ 0x100
+#define PyBUF_WRITE 0x200
+
+/* End buffer interface */
+LIBSHIBOKEN_API PyObject *PyMemoryView_FromBuffer(Pep_buffer *info);
+#define Py_buffer Pep_buffer
+
+#endif // BUFFER_REENABLE_H