1
2# Copyright (C) 2012 Intel Corporation
3#
4# Permission is hereby granted, free of charge, to any person obtaining a
5# copy of this software and associated documentation files (the "Software"),
6# to deal in the Software without restriction, including without limitation
7# the rights to use, copy, modify, merge, publish, distribute, sublicense,
8# and/or sell copies of the Software, and to permit persons to whom the
9# Software is furnished to do so, subject to the following conditions:
10#
11# The above copyright notice and this permission notice (including the next
12# paragraph) shall be included in all copies or substantial portions of the
13# Software.
14#
15# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21# IN THE SOFTWARE.
22
23from __future__ import print_function
24
25import getopt
26import gl_XML
27import license
28import marshal_XML
29import sys
30
31
32header = """
33#ifndef MARSHAL_GENERATED_H
34#define MARSHAL_GENERATED_H
35"""
36
37footer = """
38#endif /* MARSHAL_GENERATED_H */
39"""
40
41
42class PrintCode(gl_XML.gl_print_base):
43    def __init__(self):
44        super(PrintCode, self).__init__()
45
46        self.name = 'gl_marshal_h.py'
47        self.license = license.bsd_license_template % (
48            'Copyright (C) 2012 Intel Corporation', 'INTEL CORPORATION')
49
50    def printRealHeader(self):
51        print(header)
52
53    def printRealFooter(self):
54        print(footer)
55
56    def printBody(self, api):
57        print('#include "GL/gl.h"')
58        print('')
59        print('enum marshal_dispatch_cmd_id')
60        print('{')
61        for func in api.functionIterateAll():
62            flavor = func.marshal_flavor()
63            if flavor in ('skip', 'sync'):
64                continue
65            print('   DISPATCH_CMD_{0},'.format(func.name))
66        print('   NUM_DISPATCH_CMD,')
67        print('};')
68        print('')
69
70        for func in api.functionIterateAll():
71            flavor = func.marshal_flavor()
72            if flavor in ('custom', 'async'):
73                print('struct marshal_cmd_{0};'.format(func.name))
74                print(('void _mesa_unmarshal_{0}(struct gl_context *ctx, '
75                       'const struct marshal_cmd_{0} *cmd);').format(func.name))
76                print('void GLAPIENTRY _mesa_marshal_{0}({1});'.format(func.name, func.get_parameter_string()))
77            elif flavor == 'sync':
78                print('{0} GLAPIENTRY _mesa_marshal_{1}({2});'.format(func.return_type, func.name, func.get_parameter_string()))
79
80
81def show_usage():
82    print('Usage: %s [-f input_file_name]' % sys.argv[0])
83    sys.exit(1)
84
85
86if __name__ == '__main__':
87    file_name = 'gl_API.xml'
88
89    try:
90        (args, trail) = getopt.getopt(sys.argv[1:], 'm:f:')
91    except Exception:
92        show_usage()
93
94    for (arg,val) in args:
95        if arg == '-f':
96            file_name = val
97
98    printer = PrintCode()
99
100    api = gl_XML.parse_GL_API(file_name, marshal_XML.marshal_item_factory())
101    printer.Print(api)
102