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#!/usr/bin/env python3
# Copyright (C) 2017 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
import urllib.request
import sys
# The original source for this data used to be
# 'https://git.fedorahosted.org/cgit/hwdata.git/plain/pnp.ids'
# which is discontinued. For now there seems to be a fork at:
url = 'https://github.com/vcrhonek/hwdata/raw/master/pnp.ids'
# REUSE-IgnoreStart
copyright = """// Copyright (C) 2017 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
"""
# REUSE-IgnoreEnd
notice = """/*
* This lookup table was generated from {}
*
* Do not change this file directly, instead edit the
* qtbase/util/edid/qedidvendortable.py script and regenerate this file.
*/""".format(url)
header = """
#ifndef QEDIDVENDORTABLE_P_H
#define QEDIDVENDORTABLE_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/private/qglobal_p.h>
#include <QtCore/qtypes.h>
#include <iterator>
QT_BEGIN_NAMESPACE
"""
vendorIdHeader = """struct QEdidVendorId {
const char id[4];
};
static constexpr QEdidVendorId q_edidVendorIds[] = {"""
vendorIdFooter = """};
"""
vendorNameHeader = """static constexpr char q_edidVendorNames[] = {"""
vendorNameFooter = """};
"""
vendorNameOffsetHeader = """static constexpr %s q_edidVendorNamesOffsets[] = {"""
vendorNameOffsetFooter = """};
"""
footer = """static_assert(std::size(q_edidVendorIds) == std::size(q_edidVendorNamesOffsets));
QT_END_NAMESPACE
#endif // QEDIDVENDORTABLE_P_H"""
# Actual script begins here
vendors = {}
vendorNameTotalLength = 0
response = urllib.request.urlopen(url)
data = response.read().decode('utf-8')
for line in data.split('\n'):
if line.startswith('#'):
continue
elif len(line) == 0:
continue
l = line.split('\t', 1)
if len(l) == 0:
continue
pnp_id = l[0].upper()
if len(pnp_id) != 3:
sys.exit("Id '%s' is non-conforming" % pnp_id)
vendors[pnp_id] = l[1]
vendorNameTotalLength += len(l[1]) + 1
sortedVendorKeys = sorted(vendors.keys())
print(copyright)
print(notice)
print(header)
print(vendorIdHeader)
print(*[(' { "%s" }' % pnp_id) for pnp_id in sortedVendorKeys], sep=",\n")
print(vendorIdFooter)
print(vendorNameHeader)
print(*[(' "%s\\0"' % vendors[pnp_id]) for pnp_id in sortedVendorKeys], sep="\n")
print(vendorNameFooter)
if vendorNameTotalLength < 2**16:
print(vendorNameOffsetHeader % "quint16")
elif vendorNameTotalLength < 2**32:
print(vendorNameOffsetHeader % "quint32")
else:
sys.exit("Vendor name table is too big")
currentOffset = 0
for pnp_id in sortedVendorKeys:
vendor = vendors[pnp_id]
print(' %d,' % currentOffset)
currentOffset += len(vendor) + 1
print(vendorNameOffsetFooter)
print(footer)
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