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#!/usr/bin/python
# manager-file.py: generate .manager files and TpCMParamSpec arrays from the
# same data (should be suitable for all connection managers that don't have
# plugins)
#
# The master copy of this program is in the telepathy-glib repository -
# please make any changes there.
#
# Copyright (c) Collabora Ltd. <http://www.collabora.co.uk/>
#
# This library 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 2.1 of the License, or (at your option) any later version.
#
# This library 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 library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import re
import sys
_NOT_C_STR = re.compile(r'[^A-Za-z0-9_-]')
def c_string(x):
# whitelist-based brute force and ignorance - escape nearly all punctuation
return '"' + _NOT_C_STR.sub(lambda c: r'\x%02x' % ord(c), x) + '"'
def desktop_string(x):
return x.replace(' ', r'\s').replace('\n', r'\n').replace('\r', r'\r').replace('\t', r'\t')
supported = list('sbuiqn')
fdefaultencoders = {
's': desktop_string,
'b': (lambda b: b and '1' or '0'),
'u': (lambda n: '%u' % n),
'i': (lambda n: '%d' % n),
'q': (lambda n: '%u' % n),
'n': (lambda n: '%d' % n),
}
for x in supported: assert x in fdefaultencoders
gtypes = {
's': 'G_TYPE_STRING',
'b': 'G_TYPE_BOOLEAN',
'u': 'G_TYPE_UINT',
'i': 'G_TYPE_INT',
'q': 'G_TYPE_UINT',
'n': 'G_TYPE_INT',
}
for x in supported: assert x in gtypes
gdefaultencoders = {
's': c_string,
'b': (lambda b: b and 'GINT_TO_POINTER (TRUE)' or 'GINT_TO_POINTER (FALSE)'),
'u': (lambda n: 'GUINT_TO_POINTER (%u)' % n),
'i': (lambda n: 'GINT_TO_POINTER (%d)' % n),
'q': (lambda n: 'GUINT_TO_POINTER (%u)' % n),
'n': (lambda n: 'GINT_TO_POINTER (%d)' % n),
}
for x in supported: assert x in gdefaultencoders
gdefaultdefaults = {
's': 'NULL',
'b': 'GINT_TO_POINTER (FALSE)',
'u': 'GUINT_TO_POINTER (0)',
'i': 'GINT_TO_POINTER (0)',
'q': 'GUINT_TO_POINTER (0)',
'n': 'GINT_TO_POINTER (0)',
}
for x in supported: assert x in gdefaultdefaults
gflags = {
'has-default': 'TP_CONN_MGR_PARAM_FLAG_HAS_DEFAULT',
'register': 'TP_CONN_MGR_PARAM_FLAG_REGISTER',
'required': 'TP_CONN_MGR_PARAM_FLAG_REQUIRED',
'secret': 'TP_CONN_MGR_PARAM_FLAG_SECRET',
'dbus-property': 'TP_CONN_MGR_PARAM_FLAG_DBUS_PROPERTY',
}
def write_manager(f, manager, protos):
# pointless backwards compat section
print >> f, '[ConnectionManager]'
print >> f, 'BusName=org.freedesktop.Telepathy.ConnectionManager.' + manager
print >> f, 'ObjectPath=/org/freedesktop/Telepathy/ConnectionManager/' + manager
# protocols
for proto, params in protos.iteritems():
print >> f
print >> f, '[Protocol %s]' % proto
defaults = {}
for param, info in params.iteritems():
dtype = info['dtype']
flags = info.get('flags', '').split()
struct_field = info.get('struct_field', param.replace('-', '_'))
filter = info.get('filter', 'NULL')
filter_data = info.get('filter_data', 'NULL')
setter_data = 'NULL'
if 'default' in info:
default = fdefaultencoders[dtype](info['default'])
defaults[param] = default
if flags:
flags = ' ' + ' '.join(flags)
else:
flags = ''
print >> f, 'param-%s=%s%s' % (param, desktop_string(dtype), flags)
for param, default in defaults.iteritems():
print >> f, 'default-%s=%s' % (param, default)
def write_c_params(f, manager, proto, struct, params):
print >> f, "static const TpCMParamSpec %s_%s_params[] = {" % (manager, proto)
for param, info in params.iteritems():
dtype = info['dtype']
flags = info.get('flags', '').split()
struct_field = info.get('struct_field', param.replace('-', '_'))
filter = info.get('filter', 'NULL')
filter_data = info.get('filter_data', 'NULL')
setter_data = 'NULL'
if 'default' in info:
default = gdefaultencoders[dtype](info['default'])
else:
default = gdefaultdefaults[dtype]
if flags:
flags = ' | '.join([gflags[flag] for flag in flags])
else:
flags = '0'
if struct is None or struct_field is None:
struct_offset = '0'
else:
struct_offset = 'G_STRUCT_OFFSET (%s, %s)' % (struct, struct_field)
print >> f, (''' { %s, %s, %s,
%s,
%s, /* default */
%s, /* struct offset */
%s, /* filter */
%s, /* filter data */
%s /* setter data */ },''' %
(c_string(param), c_string(dtype), gtypes[dtype], flags,
default, struct_offset, filter, filter_data, setter_data))
print >> f, " { NULL }"
print >> f, "};"
if __name__ == '__main__':
environment = {}
execfile(sys.argv[1], environment)
f = open('%s/%s.manager' % (sys.argv[2], environment['MANAGER']), 'w')
write_manager(f, environment['MANAGER'], environment['PARAMS'])
f.close()
f = open('%s/param-spec-struct.h' % sys.argv[2], 'w')
for protocol in environment['PARAMS']:
write_c_params(f, environment['MANAGER'], protocol,
environment['STRUCTS'][protocol],
environment['PARAMS'][protocol])
f.close()
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