specs/scripts/xml2enum.py

#!/usr/bin/env python3
##########################################################################
#
# Copyright 2014 VMware, Inc
# All Rights Reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
##########################################################################/


#
# Script to half-generate *enum.py based on Khronos' *.xml
#


import sys
import xml.etree.ElementTree as ET


for arg in sys.argv[1:]:
    tree = ET.parse(arg)
    root = tree.getroot()


    params = {}
    for enums in root.findall('enums'):
        if enums.attrib.get('type') == 'bitmask':
            continue

        for enum in enums.findall('enum'):
            name = enum.attrib['name']
            value = enum.attrib['value']

            if value.isdigit():
                value = int(value)
            elif value.startswith('0x'):
                value = int(value, 16)
            else:
                continue

            params.setdefault(value, name)


    values = list(params.keys())
    values.sort()
    for value in values:
        name = params[value]
        print('    "%s",\t\t# 0x%04X' % (name, value))