libwind from Assar. stringprep library supporting nameprep, saslprep and ldapprep

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@22551 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/wind/stringprep.py

@@ -0,0 +1,90 @@
+#!/usr/local/bin/python
+# -*- coding: iso-8859-1 -*-
+
+# $Id$
+
+# Copyright (c) 2008 Kungliga Tekniska H<>gskolan
+# (Royal Institute of Technology, Stockholm, Sweden). 
+# All rights reserved. 
+# 
+# Redistribution and use in source and binary forms, with or without 
+# modification, are permitted provided that the following conditions 
+# are met: 
+# 
+# 1. Redistributions of source code must retain the above copyright 
+#    notice, this list of conditions and the following disclaimer. 
+# 
+# 2. Redistributions in binary form must reproduce the above copyright 
+#    notice, this list of conditions and the following disclaimer in the 
+#    documentation and/or other materials provided with the distribution. 
+# 
+# 3. Neither the name of the Institute nor the names of its contributors 
+#    may be used to endorse or promote products derived from this software 
+#    without specific prior written permission. 
+# 
+# THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+# SUCH DAMAGE. 
+
+import re
+import string
+
+def _merge_table(res, source):
+    for table in source.keys():
+        res[table] = res.get(table, []) + source.get(table, [])
+        
+name_error = ['C.1.2', 'C.2.2', 'C.3', 'C.4', 'C.5', 'C.6', 'C.7', 'C.8', 'C.9']
+ldap_error = ['A.1', 'C.3', 'C.4', 'C.5', 'C.8', 'rfc4518-error' ]
+sasl_error = ['C.1.2', 'C.2.1', 'C.2.2', 'C.3', 'C.4', 'C.5', 'C.6', 'C.7', 'C.8', 'C.9']
+
+name_map = ['B.1', 'B.2']
+ldap_map = ['rfc4518-map', 'B.2']
+sasl_map = ['C.1.2', 'B.1']
+
+def symbols(tabledict, tables):
+    """return CPP symbols to use for this symbols"""
+    list = []
+    for x in tables:
+        list = list + tabledict.get(x, [])
+    if len(list) == 0:
+        return ""
+    return "|".join(map(lambda x: "WIND_PROFILE_%s" % (string.upper(x)), list))
+
+def get_errorlist():
+    d = dict()
+    _merge_table(d, dict(map(lambda x: [x, ['name']], name_error)))
+    _merge_table(d, dict(map(lambda x: [x, ['ldap']], ldap_error)))
+    _merge_table(d, dict(map(lambda x: [x, ['sasl']], sasl_error)))
+    return d
+
+def get_maplist():
+    d = dict()
+    _merge_table(d, dict(map(lambda x: [x, ['name']], name_map)))
+    _merge_table(d, dict(map(lambda x: [x, ['ldap']], ldap_map)))
+    _merge_table(d, dict(map(lambda x: [x, ['sasl']], sasl_map)))
+    return d
+
+def sort_merge_trans(trans):
+    trans.sort()
+    ret = []
+    last = 0
+    for x in trans:
+        if last:
+            if last[0] == x[0]:
+                last = (last[0], last[1], last[2], last[3] + x[3])
+            else:
+                ret.append(last)
+                last = x
+        else:
+            last = x
+    if last:
+        ret.append(last)
+    return ret