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0001 #!/usr/bin/python 0002 0003 # manager-file.py: generate .manager files and TpCMParamSpec arrays from the 0004 # same data (should be suitable for all connection managers that don't have 0005 # plugins) 0006 # 0007 # The master copy of this program is in the telepathy-glib repository - 0008 # please make any changes there. 0009 # 0010 # Copyright (c) Collabora Ltd. <http://www.collabora.co.uk/> 0011 # 0012 # This library is free software; you can redistribute it and/or 0013 # modify it under the terms of the GNU Lesser General Public 0014 # License as published by the Free Software Foundation; either 0015 # version 2.1 of the License, or (at your option) any later version. 0016 # 0017 # This library is distributed in the hope that it will be useful, 0018 # but WITHOUT ANY WARRANTY; without even the implied warranty of 0019 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0020 # Lesser General Public License for more details. 0021 # 0022 # You should have received a copy of the GNU Lesser General Public 0023 # License along with this library; if not, write to the Free Software 0024 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 0025 0026 import re 0027 import sys 0028 0029 _NOT_C_STR = re.compile(r'[^A-Za-z0-9_-]') 0030 0031 def c_string(x): 0032 # whitelist-based brute force and ignorance - escape nearly all punctuation 0033 return '"' + _NOT_C_STR.sub(lambda c: r'\x%02x' % ord(c), x) + '"' 0034 0035 def desktop_string(x): 0036 return x.replace(' ', r'\s').replace('\n', r'\n').replace('\r', r'\r').replace('\t', r'\t') 0037 0038 supported = list('sbuiqn') 0039 0040 fdefaultencoders = { 0041 's': desktop_string, 0042 'b': (lambda b: b and '1' or '0'), 0043 'u': (lambda n: '%u' % n), 0044 'i': (lambda n: '%d' % n), 0045 'q': (lambda n: '%u' % n), 0046 'n': (lambda n: '%d' % n), 0047 } 0048 for x in supported: assert x in fdefaultencoders 0049 0050 gtypes = { 0051 's': 'G_TYPE_STRING', 0052 'b': 'G_TYPE_BOOLEAN', 0053 'u': 'G_TYPE_UINT', 0054 'i': 'G_TYPE_INT', 0055 'q': 'G_TYPE_UINT', 0056 'n': 'G_TYPE_INT', 0057 } 0058 for x in supported: assert x in gtypes 0059 0060 gdefaultencoders = { 0061 's': c_string, 0062 'b': (lambda b: b and 'GINT_TO_POINTER (TRUE)' or 'GINT_TO_POINTER (FALSE)'), 0063 'u': (lambda n: 'GUINT_TO_POINTER (%u)' % n), 0064 'i': (lambda n: 'GINT_TO_POINTER (%d)' % n), 0065 'q': (lambda n: 'GUINT_TO_POINTER (%u)' % n), 0066 'n': (lambda n: 'GINT_TO_POINTER (%d)' % n), 0067 } 0068 for x in supported: assert x in gdefaultencoders 0069 0070 gdefaultdefaults = { 0071 's': 'NULL', 0072 'b': 'GINT_TO_POINTER (FALSE)', 0073 'u': 'GUINT_TO_POINTER (0)', 0074 'i': 'GINT_TO_POINTER (0)', 0075 'q': 'GUINT_TO_POINTER (0)', 0076 'n': 'GINT_TO_POINTER (0)', 0077 } 0078 for x in supported: assert x in gdefaultdefaults 0079 0080 gflags = { 0081 'has-default': 'TP_CONN_MGR_PARAM_FLAG_HAS_DEFAULT', 0082 'register': 'TP_CONN_MGR_PARAM_FLAG_REGISTER', 0083 'required': 'TP_CONN_MGR_PARAM_FLAG_REQUIRED', 0084 'secret': 'TP_CONN_MGR_PARAM_FLAG_SECRET', 0085 'dbus-property': 'TP_CONN_MGR_PARAM_FLAG_DBUS_PROPERTY', 0086 } 0087 0088 def write_manager(f, manager, protos): 0089 # pointless backwards compat section 0090 print >> f, '[ConnectionManager]' 0091 print >> f, 'BusName=org.freedesktop.Telepathy.ConnectionManager.' + manager 0092 print >> f, 'ObjectPath=/org/freedesktop/Telepathy/ConnectionManager/' + manager 0093 0094 # protocols 0095 for proto, params in protos.iteritems(): 0096 print >> f 0097 print >> f, '[Protocol %s]' % proto 0098 0099 defaults = {} 0100 0101 for param, info in params.iteritems(): 0102 dtype = info['dtype'] 0103 flags = info.get('flags', '').split() 0104 struct_field = info.get('struct_field', param.replace('-', '_')) 0105 filter = info.get('filter', 'NULL') 0106 filter_data = info.get('filter_data', 'NULL') 0107 setter_data = 'NULL' 0108 0109 if 'default' in info: 0110 default = fdefaultencoders[dtype](info['default']) 0111 defaults[param] = default 0112 0113 if flags: 0114 flags = ' ' + ' '.join(flags) 0115 else: 0116 flags = '' 0117 0118 print >> f, 'param-%s=%s%s' % (param, desktop_string(dtype), flags) 0119 0120 for param, default in defaults.iteritems(): 0121 print >> f, 'default-%s=%s' % (param, default) 0122 0123 def write_c_params(f, manager, proto, struct, params): 0124 print >> f, "static const TpCMParamSpec %s_%s_params[] = {" % (manager, proto) 0125 0126 for param, info in params.iteritems(): 0127 dtype = info['dtype'] 0128 flags = info.get('flags', '').split() 0129 struct_field = info.get('struct_field', param.replace('-', '_')) 0130 filter = info.get('filter', 'NULL') 0131 filter_data = info.get('filter_data', 'NULL') 0132 setter_data = 'NULL' 0133 0134 if 'default' in info: 0135 default = gdefaultencoders[dtype](info['default']) 0136 else: 0137 default = gdefaultdefaults[dtype] 0138 0139 if flags: 0140 flags = ' | '.join([gflags[flag] for flag in flags]) 0141 else: 0142 flags = '0' 0143 0144 if struct is None or struct_field is None: 0145 struct_offset = '0' 0146 else: 0147 struct_offset = 'G_STRUCT_OFFSET (%s, %s)' % (struct, struct_field) 0148 0149 print >> f, (''' { %s, %s, %s, 0150 %s, 0151 %s, /* default */ 0152 %s, /* struct offset */ 0153 %s, /* filter */ 0154 %s, /* filter data */ 0155 %s /* setter data */ },''' % 0156 (c_string(param), c_string(dtype), gtypes[dtype], flags, 0157 default, struct_offset, filter, filter_data, setter_data)) 0158 0159 print >> f, " { NULL }" 0160 print >> f, "};" 0161 0162 if __name__ == '__main__': 0163 environment = {} 0164 execfile(sys.argv[1], environment) 0165 0166 f = open('%s/%s.manager' % (sys.argv[2], environment['MANAGER']), 'w') 0167 write_manager(f, environment['MANAGER'], environment['PARAMS']) 0168 f.close() 0169 0170 f = open('%s/param-spec-struct.h' % sys.argv[2], 'w') 0171 for protocol in environment['PARAMS']: 0172 write_c_params(f, environment['MANAGER'], protocol, 0173 environment['STRUCTS'][protocol], 0174 environment['PARAMS'][protocol]) 0175 f.close()