aboutsummaryrefslogtreecommitdiffstats
path: root/build-aux/qmi-codegen/utils.py
blob: 4b0f9ecfb146693c198c91352a67ae22a059a082 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
#!/usr/bin/env python
# -*- Mode: python; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option) any
# later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright (C) 2012 Lanedo GmbH
#

import string
import re

"""
Add the common copyright header to the given file
"""
def add_copyright(f):
    f.write(
        "\n"
        "/* GENERATED CODE... DO NOT EDIT */\n"
        "\n"
        "/*\n"
        " * This library is free software; you can redistribute it and/or\n"
        " * modify it under the terms of the GNU Lesser General Public\n"
        " * License as published by the Free Software Foundation; either\n"
        " * version 2 of the License, or (at your option) any later version.\n"
        " *\n"
        " * This library is distributed in the hope that it will be useful,\n"
        " * but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
        " * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n"
        " * Lesser General Public License for more details.\n"
        " *\n"
        " * You should have received a copy of the GNU Lesser General Public\n"
        " * License along with this library; if not, write to the\n"
        " * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,\n"
        " * Boston, MA 02110-1301 USA.\n"
        " *\n"
        " * Copyright (C) 2012 Lanedo GmbH\n"
        " */\n"
        "\n");


"""
Build a header guard string based on the given filename
"""
def build_header_guard(output_name):
    return "__LIBQMI_GLIB_" + output_name.replace('-', '_').upper() + "__"

"""
Write the common header start chunk
"""
def add_header_start(f, output_name, service):
    translations = { 'guard'   : build_header_guard(output_name),
                     'service' : build_underscore_name(service) }
    template = (
        "\n"
        "#include <glib.h>\n"
        "#include <glib-object.h>\n"
        "#include <gio/gio.h>\n"
        "\n"
        "#include \"qmi-enums.h\"\n")
    # CTL doesn't have enums
    if service != 'CTL':
        template += (
            "#include \"qmi-enums-${service}.h\"\n")
    else:
        template += (
            "#include \"qmi-enums-private.h\"\n")
    # DMS and NAS have flags64
    if service == 'DMS' or service == 'NAS':
        template += (
            "#include \"qmi-flags64-${service}.h\"\n")
    template += (
        "#include \"qmi-message.h\"\n"
        "#include \"qmi-client.h\"\n"
        "\n"
        "#ifndef ${guard}\n"
        "#define ${guard}\n"
        "\n"
        "G_BEGIN_DECLS\n"
        "\n")
    f.write(string.Template(template).substitute(translations))


"""
Write the common header stop chunk
"""
def add_header_stop(f, output_name):
    template = string.Template (
        "\n"
        "G_END_DECLS\n"
        "\n"
        "#endif /* ${guard} */\n")
    f.write(template.substitute(guard = build_header_guard(output_name)))


"""
Write the common source file start chunk
"""
def add_source_start(f, output_name):
    template = string.Template (
        "\n"
        "#include <string.h>\n"
        "\n"
        "#include \"${name}.h\"\n"
        "#include \"qmi-enum-types.h\"\n"
        "#include \"qmi-enum-types-private.h\"\n"
        "#include \"qmi-flags64-types.h\"\n"
        "#include \"qmi-error-types.h\"\n"
        "#include \"qmi-device.h\"\n"
        "#include \"qmi-utils.h\"\n"
        '\n'
        '#define QMI_STATUS_SUCCESS 0x0000\n'
        '#define QMI_STATUS_FAILURE 0x0001\n'
        "\n")
    f.write(template.substitute(name = output_name))


"""
Write a separator comment in the file
"""
def add_separator(f, separator_type, separator_name):
    template = string.Template (
        "\n"
        "/*****************************************************************************/\n"
        "/* ${type}: ${name} */\n"
        "\n")
    f.write(template.substitute(type = separator_type,
                                name = separator_name))


"""
Build an underscore name from the given full name
e.g.: "This is a message" --> "this_is_a_message"
"""
def build_underscore_name(name):
    return name.replace(' ', '_').lower()


"""
Build an underscore uppercase name from the given full name
e.g.: "This is a message" --> "THIS_IS_A_MESSAGE"
"""
def build_underscore_uppercase_name(name):
    return name.replace(' ', '_').upper()


"""
Build an underscore name from the given camelcase name
e.g.: "ThisIsAMessage" --> "this_is_a_message"
"""
def build_underscore_name_from_camelcase(camelcase):
    s1 = re.sub('(.)([A-Z][a-z]+)', r'\1_\2', camelcase)
    return re.sub('([a-z0-9])([A-Z])', r'\1_\2', s1).lower()


"""
Build a camelcase name from the given full name
e.g.: "This is a message" --> "ThisIsAMessage"
"""
def build_camelcase_name(name):
    return string.capwords(name).replace(' ', '')


"""
Build a dashed lowercase name from the given full name
e.g.: "This is a message" --> "this-is-a-message"
"""
def build_dashed_name(name):
    return name.lower().replace(' ', '-')


"""
Remove the given prefix from the string
"""
def remove_prefix(line, prefix):
    return line[len(prefix):] if line.startswith(prefix) else line


"""
Read the contents of the JSON file, skipping lines prefixed with '//', which are
considered comments.
"""
def read_json_file(path):
    f = open(path)
    out = ''
    for line in f.readlines():
        stripped = line.strip()
        if stripped.startswith('//'):
            # Skip this line
            # We add an empty line instead so that errors when parsing the JSON
            # report the proper line number
            out += "\n"
        else:
            out += line
    return out


"""
Returns True if the given format corresponds to a basic unsigned integer type
"""
def format_is_unsigned_integer(fmt):
    if fmt == 'guint8'  or \
       fmt == 'guint16' or \
       fmt == 'guint32' or \
       fmt == 'guint64' or \
       fmt == 'guint-sized' :
        return True
    else:
        return False


"""
Returns True if the given format corresponds to a basic signed integer type
"""
def format_is_signed_integer(fmt):
    if fmt == 'gint8'   or \
       fmt == 'gint16'  or \
       fmt == 'gint32'  or \
       fmt == 'gint64':
        return True
    else:
        return False

"""
Returns True if the given format corresponds to a basic floating point type
"""
def format_is_float(fmt):
    if fmt == 'gfloat':
        return True
    else:
        return False


"""
Returns True if the given format corresponds to a basic signed or unsigned
integer type
"""
def format_is_integer(fmt):
    if format_is_unsigned_integer(fmt) or \
       format_is_signed_integer(fmt):
        return True
    else:
        return False